CN114784937A

CN114784937A - Portable outdoor power supply

Info

Publication number: CN114784937A
Application number: CN202210352037.5A
Authority: CN
Inventors: 樊海霞
Original assignee: Nanjing Vocational University of Industry Technology NUIT
Current assignee: Nanjing Vocational University of Industry Technology NUIT
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2022-07-22

Abstract

The invention discloses a portable outdoor power supply which comprises a power supply box, a control box, a power socket, four solar charging units, four bottom supporting units and an extension driving mechanism, wherein the power supply box is connected with the control box through a power supply cable; a storage battery and a charging and discharging circuit are arranged in the power box, a controller and a voltage acquisition circuit are arranged in the control box, and a display screen and a key panel are arranged at the top of the control box; the solar charging unit and the bottom supporting unit are driven and controlled by the stretching driving mechanism. The portable outdoor power supply can be charged by solar energy in use by utilizing the four solar charging units, so that the cruising ability of the storage battery is prolonged, and the long-term outdoor use requirement is met; the solar charging unit and the bottom supporting unit are synchronously driven by the stretching driving mechanism, so that the cost can be effectively reduced, and the volume of the power box can be reduced; utilize the rectangle recess and accomodate the notch and can accomodate solar charging unit and bottom sprag unit to be convenient for go out to carry.

Description

Portable outdoor power supply

Technical Field

The invention relates to a portable power supply, in particular to a portable outdoor power supply.

Background

Along with the continuous improvement of national standard of living, more and more young people like self-driving outdoor camping, do not possess external power supply usually during camping, consequently just need prepare a portable power source, but portable power source electric quantity still is limited when using, can not use for a long time, if can carry out outdoor charging, alright in order to provide comparatively permanent duration. Therefore, it is necessary to design a portable outdoor power supply, which can realize solar charging, thereby providing a longer cruising ability.

Disclosure of Invention

The purpose of the invention is as follows: the portable outdoor power supply can realize solar charging, so that long-term cruising ability can be provided.

The technical scheme is as follows: the invention relates to a portable outdoor power supply which comprises a power supply box, a control box, a power socket, four solar charging units, four bottom supporting units and an extension driving mechanism, wherein the power supply box is connected with the control box; a storage battery and a charging and discharging circuit are arranged in the power box, a controller and a voltage acquisition circuit are arranged in the control box, and a display screen and a key panel are arranged at the top of the control box;

the bottom of the control box is embedded and arranged on the top of the power box; the power socket is arranged on the upper part of the vertical side surface of the power box; the middle parts of four vertical side surfaces of the power box are respectively provided with a rectangular groove, and the four solar charging units are respectively arranged at the four rectangular grooves in a foldable manner; the lower parts of four vertical side surfaces of the power box are respectively provided with an accommodating notch, and the four bottom supporting units are respectively and rotatably installed at the four accommodating notches; the controller is respectively electrically connected with the voltage acquisition circuit, the display screen, the key panel and the extension driving mechanism, and the voltage acquisition circuit is electrically connected with the electrode end of the storage battery; the four solar charging units and the four bottom supporting units are driven and controlled by the stretching driving mechanism; the solar charging unit charges the storage battery through the charging and discharging circuit, and the storage battery supplies power to the controller, the display screen, the key panel, the power socket and the extension driving mechanism through the charging and discharging circuit.

Further, the extension driving mechanism comprises an extension driving motor, a rotary driving worm wheel and a rotary driving gear; a gear cavity is formed in the inner top of the power box, and the rotary driving worm gear and the rotary driving gear are coaxially and rotatably arranged in the gear cavity; the rotary driving worm is rotatably arranged on the inner top of the gear cavity and is meshed with the rotary driving worm wheel; the extension driving motor is arranged in the gear cavity, and an output shaft of the extension driving motor is butted with the end part of the rotary driving worm; an extension driving circuit electrically connected with the controller is arranged in the control box and electrically connected with an extension driving motor; the rotary driving gear is used for driving and controlling the four solar charging units and the four bottom supporting units; the storage battery supplies power to the stretching driving circuit through the charging and discharging circuit.

Furthermore, the solar charging unit comprises a supporting back plate, a folding back plate, a back plate driving unit and a folding driving unit; the solar cell panels are arranged on the supporting back plate and the folding back plate and charge the storage battery through the charging and discharging circuit; one side edge of the supporting back plate is hinged with one side edge of the folding back plate, and the upper side edge of the supporting back plate is hinged with the upper side edge of the rectangular groove in a swinging mode; the supporting back plate is arranged on the back plate driving unit, the back plate driving unit is arranged at the rectangular groove, and the back plate driving unit drives the supporting back plate; the folding driving unit is arranged on the supporting back plate and used for folding and driving the folding back plate; the rotary driving gear is used for synchronously driving the back plate driving units of the four solar charging units.

Furthermore, the back plate driving unit comprises a back plate driving seat, an inclined stay bar and a back plate driving screw rod; the middle parts of the four rectangular grooves are vertically provided with a driving strip-shaped hole; the back plate driving screw is vertically and rotatably arranged in the power box and is close to the corresponding driving strip hole; the upper end of the back plate driving screw rod extends into the gear cavity, and a back plate driving gear meshed with the rotary driving gear is fixedly arranged on the extending end; the backboard driving seat is slidably installed on the driving strip-shaped hole, and a buckle chute which is slidably buckled on the vertical hole wall of the driving strip-shaped hole is arranged on the side edge of the backboard driving seat; a driving threaded hole is formed in the back plate driving seat, and a back plate driving screw is installed on the driving threaded hole in a penetrating type threaded screwing mode; the one end oscillating of slope vaulting pole is articulated to be installed on backplate drive seat, and fixed mounting has articulated round pin axle on the other end of slope vaulting pole, is provided with articulated seat at the middle part of supporting the backplate, and articulated round pin axle oscillating is articulated to be installed on articulated seat, and when backplate drive seat dropped to the bottom, the slope vaulting pole pulling supported the backplate vertically and accomodate to the rectangle recess in.

Furthermore, the folding driving unit comprises a drawing steel rope, a steel rope reel, a steering pulley and a supporting pulley; a coiling shaft is fixedly arranged at the center of the steel rope reel, one end of the coiling shaft is rotatably arranged in the middle of the supporting back plate, and a driven bevel gear is fixedly arranged at the other end of the coiling shaft; a driving bevel gear meshed with the driven bevel gear is fixedly arranged at the end part of the hinge pin shaft; the steering pulley is rotatably arranged on the support back plate; a pulley notch is arranged on the edge of the support back plate hinged with the folding back plate, and a pulley support shaft is fixedly arranged at the pulley notch; two hinged supports hinged on the pulley supporting shaft are fixedly arranged on the folding back plate; a pulley supporting sleeve is fixedly arranged between the two hinged supports, and the pulley supporting shaft penetrates through the pulley supporting sleeve; the supporting pulley is rotatably arranged on the pulley supporting sleeve; a steel rope fixing seat is arranged on the folding back plate and close to the pulley notch; one end of the drawing steel rope is fixed on the steel rope fixing seat, and the other end of the drawing steel rope passes through the steering pulley and the supporting pulley in sequence and then is wound and fixed on the steel rope reel and is used for drawing the folding backboard to turn 180 degrees relative to the positive direction in the process that the supporting backboard is stretched to be in a horizontal state and to be in a horizontal state; and a torsion spring is arranged between the pulley support sleeve and the pulley support shaft and used for driving the folding backboard to reversely turn 180 degrees relatively when the drawing steel rope is released, and then the folding backboard is in a folding state.

Furthermore, a supporting block is arranged at the edge of the folding backboard and is used for supporting the folding backboard on the lower side surface of the supporting backboard when the folding backboard is turned over to be in a horizontal state; the lower side groove edge of the rectangular groove is provided with an electric control lock electrically connected with the controller, and the electric control lock is used for buckling and locking the edge when the folding backboard is folded and stored in the rectangular groove.

Further, the bottom support unit comprises a telescopic driving screw, a telescopic support sleeve, an angle adjusting unit and support legs; the four top corners of the power box are vertically provided with a telescopic insertion hole, and the lower end of the telescopic insertion hole is communicated with the containing notch; the upper end of the telescopic driving screw is rotatably arranged on the lower side cavity wall of the gear cavity in a penetrating way, and a telescopic driving gear is fixedly arranged on the penetrating end; four transmission gears are rotatably arranged in the gear cavity, and the four transmission gears are all meshed with the rotary driving gear; the telescopic driving gear is meshed with a transmission gear at a corresponding position; the telescopic support sleeve is vertically inserted into the telescopic insertion hole, and a threaded support seat is arranged at the upper end of the telescopic support sleeve; the telescopic driving screw is installed on the thread supporting seat in a penetrating type thread screwing manner; a telescopic guide sliding block is arranged at the lower end orifice of the telescopic insertion hole, a telescopic guide sliding groove is arranged on the outer pipe wall of the telescopic support sleeve, the telescopic guide sliding block is embedded into the telescopic guide sliding groove in a sliding manner, and the telescopic guide sliding groove is composed of a vertical guide sliding groove which is vertically arranged and a Z-shaped guide sliding groove which is communicated with the upper part of the vertical guide sliding groove; the angle adjusting unit is installed on the lower end of the telescopic supporting sleeve, the supporting legs are installed on the angle adjusting unit, and the angles of the supporting legs are adjusted and fixed through the angle adjusting unit.

Further, the angle adjusting unit comprises an end sleeve, an angle adjusting seat, an elastic locking unit and an angle positioning bolt; the end sleeve is sleeved on the lower end of the telescopic support sleeve in a sliding manner, and the angle adjusting seat is fixed on the outer pipe wall of the end sleeve; the elastic locking unit is arranged on the angle adjusting seat and used for adjusting and locking the position of the end sleeve on the telescopic support sleeve; the angle adjusting seat is provided with a swinging notch, the upper end of the supporting leg is hinged in the swinging notch in a swinging way, and the supporting leg is provided with an angle positioning hole; a plurality of positioning threaded holes are formed in the angle adjusting seat at intervals; the angle positioning bolt is screwed on one of the positioning threaded holes, and the end part of the angle positioning bolt extends into the angle positioning hole.

Furthermore, a supporting rubber sleeve is arranged at the lower end of the supporting leg; the bottom of the power box is provided with an anti-skid cushion block; the top of the power box is provided with a handle groove, and a lifting handle is arranged in the handle groove.

Further, the elastic locking unit comprises an unlocking rod, a locking rod, an unlocking spring, a locking spring and a locking block; an adjusting guide sliding groove is vertically arranged on the pipe wall of the lower end of the telescopic supporting sleeve, and an adjusting guide sliding block which is embedded into the adjusting guide sliding groove in a sliding manner is arranged on the inner pipe wall of the end sleeve; an unlocking hole is vertically arranged on the upper side surface of the angle adjusting seat, and a locking hole crossed with the unlocking hole is arranged in the angle adjusting seat; a locking cavity communicated with the end sleeve is arranged on the angle adjusting seat, and the end of the locking hole is communicated with the locking cavity; each adjusting locking hole is vertically distributed on the wall of the lower end of the telescopic supporting sleeve and the side wall facing the locking cavity; the locking block is arranged in the locking cavity in a sliding manner, and an adjusting locking lug is arranged on the side surface of the locking block; the locking rod is slidably arranged in the locking hole, and the end part of the locking rod extends into the locking cavity and is fixed on the locking block; the locking spring is sleeved on the locking rod, elastically supported on the locking block and used for pushing the adjusting locking lug to be buckled on the adjusting locking hole; the lower end of the unlocking rod is inserted into the unlocking hole; the unlocking rod is provided with a triangular notch, the lower end of the unlocking rod penetrates through the unlocking driving hole, and the inclined groove edge of the triangular notch is extruded on the hole wall of the unlocking driving hole and used for pushing the locking rod to enable the adjusting locking lug to be separated from the adjusting locking hole when the unlocking rod is pressed downwards; the unlocking spring is installed at the bottom of the unlocking hole, the upper end of the unlocking spring is fixed to the lower end of the unlocking rod, and the unlocking spring is used for pushing the unlocking rod to move upwards to enable the adjusting locking lug to be buckled on the adjusting locking hole in time.

Compared with the prior art, the invention has the beneficial effects that: the four solar charging units can be used for solar charging, so that the cruising ability of the storage battery is prolonged, and the long-term outdoor use requirement is met; the four solar charging units and the four bottom supporting units are synchronously driven by the stretching driving mechanism, so that the cost can be effectively reduced, and the volume of the power box can be reduced; the solar charging unit can be accommodated by utilizing the rectangular groove, so that the solar charging unit is convenient to carry when going out; the bottom supporting unit can be stored by utilizing the storage notch, so that the portable bag is convenient to carry; the charging state and the voltage value of the power supply can be displayed by using the display screen; the key panel is utilized to facilitate the key control of a user, so that the driving control of the extension driving mechanism is realized; the Bluetooth communication module is used for facilitating pairing communication with a mobile phone of a user and uploading the charging state and the voltage value of the power supply; the power socket can be used for conveniently connecting an external load and providing electric energy outwards.

Drawings

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

fig. 2 is a schematic structural diagram of the solar charging unit in an unfolded state according to the present invention;

fig. 3 is a schematic structural view of a solar charging unit in a folded state according to the present invention;

FIG. 4 is a schematic side view of a power box according to the present invention;

FIG. 5 is a schematic view of the internal structure of the gear cavity of the present invention;

FIG. 6 is a schematic view, partially in section, of the support sheave mounting location of the present invention;

FIG. 7 is a schematic view of a partial structure of the telescopic guide chute of the present invention;

FIG. 8 is a schematic view of the installation structure of the elastic locking unit of the present invention;

fig. 9 is a schematic circuit structure of the present invention.

Detailed Description

The technical solution of the present invention is described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the embodiments.

Example 1:

as shown in fig. 1-9, the disclosed portable outdoor power supply includes: the solar charging system comprises a power box 1, a control box 4, a power socket 71, four solar charging units, four bottom supporting units and an extension driving mechanism; a storage battery and a charging and discharging circuit are arranged in the power box 1, a controller, a Bluetooth communication module and a voltage acquisition circuit are arranged in the control box 4, and a display screen 5 and a key panel 6 are arranged at the top of the control box 4;

the bottom of the control box 4 is embedded and arranged on the top of the power box 1; the power socket 71 is arranged on the upper part of the vertical side surface of the power box 1; the middle parts of four vertical side surfaces of the power box 1 are respectively provided with a rectangular groove 38, and the four solar charging units are respectively arranged at the four rectangular grooves 38 in a foldable manner; the lower parts of four vertical side surfaces of the power box 1 are respectively provided with a containing notch 47, and the four bottom supporting units are respectively and rotatably arranged at the four containing notches 47; the controller is respectively and electrically connected with the voltage acquisition circuit, the Bluetooth communication module, the display screen 5, the key panel 6 and the extension driving mechanism, and the voltage acquisition circuit is electrically connected with the electrode end of the storage battery; the four solar charging units and the four bottom supporting units are driven and controlled by the stretching driving mechanism; the solar charging unit charges the storage battery through the charging and discharging circuit, and the storage battery supplies power to the controller, the Bluetooth communication module, the display screen 5, the key panel 6, the power socket 71 and the extension driving mechanism through the charging and discharging circuit; the power socket 71 is provided with various types of sockets.

The four solar charging units can be used for solar charging, so that the cruising ability of the storage battery is prolonged, and the long-term outdoor use requirement is met; the four solar charging units and the four bottom supporting units are synchronously driven by the stretching driving mechanism, so that the cost can be effectively reduced, and the volume of the power box 1 can be reduced; the solar charging unit can be stored by utilizing the rectangular groove 38, so that the solar charging unit is convenient to carry; the bottom support unit can be stored by the storage notch 47, so that the bottom support unit is convenient to carry; the charging state and the voltage value of the power supply can be displayed by using the display screen 5; the key panel 6 is convenient for a user to perform key control, so that the extension driving mechanism is driven and controlled; the Bluetooth communication module is used for facilitating pairing communication with a mobile phone of a user and uploading the charging state and the voltage value of the power supply; the power socket 71 can be used for conveniently connecting with an external load and providing electric energy to the external load.

Further, the extension driving mechanism includes an extension driving motor 29, a rotation driving worm gear 30, a rotation driving worm wheel 32, and a rotation driving gear 31; a gear cavity 28 is arranged on the inner top of the power box 1, and a rotary driving worm gear 32 and a rotary driving gear 31 are coaxially and rotatably arranged in the gear cavity 28; a rotary drive worm 30 is rotatably mounted on the inner top of the gear cavity 28, and the rotary drive worm 30 is meshed with a rotary drive worm gear 32; an extension drive motor 29 is mounted within the gear cavity 28, and an output shaft of the extension drive motor 29 interfaces with an end of a rotary drive worm 30; an extension driving circuit electrically connected with the controller is arranged in the control box 4 and is electrically connected with an extension driving motor 29; the rotary driving gear 31 is used for driving and controlling the four solar charging units and the four bottom supporting units; the storage battery supplies power to the stretching driving circuit through the charging and discharging circuit. The rotation driving and positioning control of the rotation driving gear 31 can be realized by the cooperative arrangement of the extension driving motor 29, the rotation driving worm gear 30, and the rotation driving worm wheel 32.

Further, the solar charging unit comprises a supporting back plate 7, a folding back plate 9, a back plate driving unit and a folding driving unit; the solar cell panels 14 are arranged on the supporting back plate 7 and the folding back plate 9, and the solar cell panels 14 charge the storage batteries through the charging and discharging circuits; an edge notch 13 is arranged at one side edge of the back support plate 7, an edge lug 12 is arranged at one side edge of the folding back plate 9, the edge lug 12 is hinged and installed on the edge notch 13 at the corresponding position, and the upper side edge of the back support plate 7 is hinged and installed at the upper side edge of the rectangular groove 38 in a swinging mode; the supporting backboard 7 is arranged on a backboard driving unit, the backboard driving unit is arranged at the rectangular groove 38, and the supporting backboard 7 is driven by the backboard driving unit; the folding driving unit is arranged on the supporting back plate 7 and used for driving the folding back plate 9 to fold; the rotary driving gear 31 is used to synchronously drive the back plate driving units of the four solar charging units. By utilizing the foldable design of the support back plate 7 and the folding back plate 9, the area of the solar cell panel 14 can be larger after the solar cell panel is unfolded, the storage battery can have better charging efficiency, and the storage battery can be conveniently stored into the rectangular groove 38 after being folded.

Further, the back plate driving unit includes a back plate driving seat 24, an inclined stay 21 and a back plate driving screw 35; the middle parts of the four rectangular grooves 38 are vertically provided with a driving strip-shaped hole 40; the back plate driving screw 35 is vertically and rotatably arranged in the power box 1 and is close to the corresponding driving strip-shaped hole 40; the upper end of the back plate driving screw 35 extends into the gear cavity 28, and a back plate driving gear 34 meshed with the rotary driving gear 31 is fixedly arranged on the extending end; the back plate driving seat 24 is slidably mounted on the driving strip-shaped hole 40, and a buckle sliding groove 25 which is slidably buckled on the vertical hole wall of the driving strip-shaped hole 40 is arranged on the side edge of the back plate driving seat 24; a driving threaded hole 26 is formed in the back plate driving seat 24, and a back plate driving screw 35 is installed on the driving threaded hole 26 in a penetrating type threaded screwing manner; one end of the inclined support rod 21 is hinged to the back plate driving seat 24 in a swinging mode, a hinge pin shaft 22 is fixedly mounted at the other end of the inclined support rod 21, a hinge seat 20 is arranged in the middle of the support back plate 7, the hinge pin shaft 22 is hinged to the hinge seat 20 in a swinging mode, and when the back plate driving seat 24 descends to the bottom end, the inclined support rod 21 pulls the support back plate 7 to be vertically accommodated into the rectangular groove 38. The backboard driving unit is formed by the backboard driving seat 24, the inclined stay bar 21 and the backboard driving screw 35, so that the inclined stay bar 21 drives the supporting backboard 7 to be in a horizontal state when the backboard driving seat 24 ascends, and the supporting backboard 7 is pulled to be accommodated into the rectangular groove 38 when the backboard driving seat 24 descends; the cooperation of the buckle sliding groove 25 and the driving strip-shaped hole 40 can enhance the lifting stability of the back plate driving seat 24.

Further, the folding drive unit comprises a drawing wire 17, a wire reel 18, a diverting pulley 16 and a support pulley 11; a reel shaft is fixedly arranged at the center of the steel rope reel 18, one end of the reel shaft is rotatably arranged in the middle of the support back plate 7, and a driven bevel gear 19 is fixedly arranged at the other end of the reel shaft; a driving bevel gear 23 engaged with the driven bevel gear 19 is fixedly arranged at the end part of the hinge pin 22; the diverting pulley 16 is rotatably mounted on the support back plate 7; a pulley notch 8 is arranged on the edge of the support backboard 7 hinged with the folding backboard 9, and a pulley support shaft 67 is fixedly arranged at the pulley notch 8; two hinged supports 10 hinged on the pulley supporting shaft 67 are fixedly arranged on the folding back plate 9; a pulley support sleeve 68 is fixedly arranged between the two hinged supports 10, and the pulley support shaft 67 penetrates through the pulley support sleeve 68; the supporting pulley 11 is rotatably mounted on a pulley supporting sleeve 68; a steel rope fixing seat 27 is arranged on the folding back plate 9 and close to the pulley notch 8; one end of the drawing steel rope 17 is fixed on the steel rope fixing seat 27, and the other end of the drawing steel rope passes through the steering pulley 16 and the supporting pulley 11 in sequence and then is wound and fixed on the steel rope reel 18, so that the drawing steel rope is used for drawing the folding backboard 9 to turn 180 degrees relative to the positive direction in the process that the supporting backboard 7 extends to be in a horizontal state and is also in a horizontal state; a torsion spring 70 is disposed between the pulley support sleeve 68 and the pulley support shaft 67 for driving the folding back plate 9 to reversely turn 180 ° relative to the reverse direction when the pull cable 17 is released to assume the folded state. By utilizing a folding driving unit formed by the drawing steel rope 17, the steel rope reel 18, the steering pulley 16 and the supporting pulley 11, the drawing steel rope 17 can be wound by the steel rope reel 18 in the process of extending and swinging the inclined support rod 21, so that the drawing steel rope 17 draws the folding back plate 9 to turn 180 degrees relative to the positive direction and be in a horizontal state, the folding back plate 9 and the supporting back plate 7 are unfolded horizontally, and the solar cell panel 14 has a good illumination effect; the support pulleys 11 can be used for supporting the drawing steel rope 17 in the folding and extending processes of the folding back plate 9, so that the drawing steel rope 17 can be smoothly drawn and can be prevented from being worn; by means of the matching arrangement of the pulley support sleeve 68, the torsion spring 70 and the hinged support 10, the folding backboard 9 can be driven to reversely turn 180 degrees relative to the drawing steel rope 17 when the drawing steel rope 17 is released, and then the folding backboard is folded, so that the drawing steel rope can be accommodated in the rectangular groove 38.

Further, a supporting block 15 is arranged at the edge of the folding backboard 9 and is used for supporting the lower side surface of the supporting backboard 7 when the folding backboard 9 is turned over to be in a horizontal state; an electric control lock 39 electrically connected with the controller is arranged at the lower side groove edge of the rectangular groove 38 and used for carrying out buckling locking on the edge when the folding back plate 9 is folded and contained in the rectangular groove 38. The support blocks 15 can be used for enabling the folding backboard 9 and the support backboard 7 to be stably supported when the folding backboard is unfolded to be in a horizontal state; utilize electric control lock 39 can make electric control lock 39's locking lever stretch out to block on folding backplate 9 when folding, prevent to carry the in-process folding backplate 9 and outwards rock, stability when guaranteeing to carry the transportation.

Further, the bottom support unit includes a telescopic driving screw 72, a telescopic support sleeve 37, an angle adjustment unit and a support leg 48; four top corners of the power box 1 are vertically provided with a telescopic plug-in hole, and the lower end of the telescopic plug-in hole is communicated with the containing notch 47; the upper end of the telescopic driving screw 72 is rotatably arranged on the lower side cavity wall of the gear cavity 28 in a penetrating way, and a telescopic driving gear 36 is fixedly arranged on the penetrating end; four transmission gears 33 are rotatably installed in the gear cavity 28, and the four transmission gears 33 are all meshed with the rotary driving gear 31; the telescopic driving gear 36 is meshed with one transmission gear 33 at the corresponding position; the telescopic support sleeve 37 is vertically inserted into the telescopic insertion hole, and a threaded support seat is arranged at the upper end of the telescopic support sleeve 37; the telescopic driving screw 72 is arranged on the thread support seat in a penetrating thread screwing way; a telescopic guide sliding block is arranged at the lower end orifice of the telescopic insertion hole, a telescopic guide sliding groove is arranged on the outer pipe wall of the telescopic support sleeve 37, the telescopic guide sliding block is embedded into the telescopic guide sliding groove in a sliding manner, and the telescopic guide sliding groove is composed of a vertical guide sliding groove 50 which is vertically arranged and a Z-shaped guide sliding groove 51 which is communicated with the upper part of the vertical guide sliding groove 50; the angle adjusting unit is installed on the lower end of the telescopic support sleeve 37, the support leg 48 is installed on the angle adjusting unit, and the angle of the support leg 48 is adjusted and fixed by the angle adjusting unit. The utility model has the advantages of utilize and set up flexible direction slider in the lower part and Z shape direction spout 51 sets up on upper portion to just carry out rotary drive when flexible support sleeve 37 stretches out to the bottommost end, and rotate earlier when automatic folding and stabilize the rising again, make the upper end of unblock pole 64 can with accomodate notch 47 and extrude mutually and realize the unblock, thereby the interim regulation of automatic recovery user.

Further, the angle adjusting unit includes an end sleeve 43, an angle adjusting seat 44, an elastic locking unit, and an angle positioning bolt 46; the end sleeve 43 is sleeved on the lower end of the telescopic support sleeve 37 in a sliding manner, and the angle adjusting seat 44 is fixed on the outer wall of the end sleeve 43; the elastic locking unit is arranged on the angle adjusting seat 44 and is used for adjusting and locking the position of the end sleeve 43 on the telescopic support sleeve 37; the angle adjusting seat 44 is provided with a swinging notch, the upper end of the supporting leg 48 is hinged in the swinging notch in a swinging way, and the supporting leg 48 is provided with an angle positioning hole; a plurality of positioning threaded holes 45 are arranged on the angle adjusting seat 44 at intervals; the angle positioning bolt 46 is screwed on one of the positioning threaded holes 45, and the end part of the angle positioning bolt 46 extends into the angle positioning hole; a limiting retainer ring 41 is arranged on the outer wall of the lower end pipe orifice of the telescopic support sleeve 37. The end sleeve 43 can be prevented from falling off by using the limit retainer ring 41; the angle of the inclined strut of the supporting leg 48 can be adjusted and fixed by the cooperation of the angle positioning bolt 46, the angle positioning hole and the positioning threaded hole 45; the use of the elastic locking unit facilitates the adjustment and locking of the position of the end sleeve 43 on the telescopic support sleeve 37 and also allows the adjustment of the body to be restored to the user's temporary adjustment when automatically folded.

Further, a supporting rubber sleeve 49 is arranged on the lower end of the supporting leg 48; the bottom of the power box 1 is provided with an anti-skid cushion block 42; a handle groove 2 is arranged at the top of the power box 1, and a lifting handle 3 is arranged in the handle groove 2. The antiskid cushion blocks 42 can play an antiskid role in carrying and placing; the lifting handle 3 is convenient to carry and transport when being carried; the supporting rubber sleeve 49 can play a role in skid resistance during supporting.

Further, the elastic locking unit includes an unlocking lever 64, a locking lever 60, an unlocking spring 63, a locking spring 58, and a locking block 56; an adjusting guide sliding groove 53 is vertically arranged on the lower end pipe wall of the telescopic support sleeve 37, and an adjusting guide sliding block 52 which is embedded into the adjusting guide sliding groove 53 in a sliding manner is arranged on the inner pipe wall of the end sleeve 43; an unlocking hole 62 is vertically arranged on the upper side surface of the angle adjusting seat 44, and a locking hole 59 crossed with the unlocking hole 62 is arranged in the angle adjusting seat 44; a locking cavity 55 communicated with the end sleeve 43 is arranged on the angle adjusting seat 44, and the end of the locking hole 59 is communicated with the locking cavity 55; the lower end pipe wall of the telescopic support sleeve 37 and the side wall facing the locking cavity 55 are vertically distributed with various adjusting locking holes 54; the locking block 56 is slidably mounted in the locking cavity 55 and an adjustment locking protrusion 57 is provided on the side of the locking block 56; the locking rod 60 is slidably mounted in the locking hole 59, and the end of the locking rod 60 extends into the locking cavity 55 and is fixed on the locking block 56; the locking spring 58 is sleeved on the locking rod 60, and the locking spring 58 is elastically supported on the locking block 56 and used for pushing the adjusting locking lug 57 to be buckled on the adjusting locking hole 54; an unlocking driving hole 61 is formed in the locking rod 60, and the lower end of an unlocking rod 64 is inserted into an unlocking hole 62; a triangular notch 65 is arranged on the unlocking rod 64, the lower end of the unlocking rod 64 penetrates through the unlocking driving hole 61, and the inclined groove side of the triangular notch 65 is extruded on the hole wall of the unlocking driving hole 61 and used for pushing the locking rod 60 to enable the adjusting locking lug 57 to be separated from the adjusting locking hole 54 when the unlocking rod 64 is pressed downwards; the unlocking spring 63 is installed at the bottom of the unlocking hole 62, and the upper end of the unlocking spring is fixed at the lower end of the unlocking rod 64, so as to push the unlocking rod 64 to move upwards, so that the adjusting locking lug 57 is buckled on the adjusting locking hole 54 in time; a pressing disc 66 is provided at the upper end of the lock release lever 64. By means of the arrangement of the triangular notch 65, when the unlocking rod 64 is pressed downwards, the inclined groove edge is extruded on the hole wall of the unlocking driving hole 61, the locking rod 60 is pushed to enable the adjusting locking lug 57 to be separated from the adjusting locking hole 54 to achieve unlocking, so that the position of the end sleeve 43 is adjusted, and meanwhile, when the unlocking rod 64 moves upwards, the unlocking rod 64 is buckled on the unlocking driving hole 61 to prevent the unlocking rod 64 from being popped up; the upper end of the unlocking rod 64 extends out, so that the upper end of the locking rod 60 can be extruded with the containing notch 47 to realize unlocking when the folding is automatically carried out, and the state before the adjustment can be recovered when the folding is automatically carried out; after the upper end of the unlocking rod 64 is released by the locking spring 58, the locking block 56 is pushed, so that the adjusting locking lug 57 is buckled on the adjusting locking hole 54 in time to realize locking; the relative rotation of the end sleeve 43 can be restricted by the cooperation of the adjustment guide runner 53 and the adjustment guide slider 52.

In the portable outdoor power supply disclosed by the invention, the controller adopts the existing single chip microcomputer controller and is used for realizing the coordination control of the electric control part of the power supply; the Bluetooth communication module adopts the existing Bluetooth module and is used for pairing communication with a user mobile phone, so that the use state of the power supply is reported in real time; the display screen 5 is an existing display screen and is used for displaying real-time electric quantity; the key panel 6 adopts the existing waterproof film key panel for the user to carry out interactive control; the electric control lock 39 is an existing electromagnetic telescopic electric control lock and is used for realizing folding and locking of the folding back plate 9; the voltage acquisition circuit adopts the existing voltage acquisition circuit and is used for acquiring the voltage of the storage battery; the stretch drive circuit employs an existing motor drive circuit for drive-controlling the stretch drive motor 29.

When the portable outdoor power supply disclosed by the invention is used, a user lifts the power supply box 1 through the lifting handle 3 and presses the extension key on the key panel 6, firstly, the lock rod of the electric control lock 39 retracts, the extension driving motor 29 starts to work, so that the back plate driving screw 35 and the telescopic driving screw 72 are both driven to rotate, the back plate driving seat 24 moves upwards, the folding back plate 9 is pushed to unfold to be in a horizontal state through the inclined support rod 21, and meanwhile, through the transmission of the driven bevel gear 19 and the driving bevel gear 23, the drawing steel rope 17 pulls the folding back plate 9 to turn 180 degrees in a relative forward direction to be in a horizontal state, so that the solar cell panel 14 is horizontally upwards; meanwhile, the telescopic support sleeve 37 moves downwards, and when the telescopic support sleeve moves downwards to the lowest end, the telescopic support sleeve rotates through the matching of the Z-shaped guide sliding groove 51 and the telescopic guide sliding block, so that the support leg 48 extends outwards; the user puts down the lifting handle 3 and adjusts the inclination angle and the supporting height of the supporting legs 48 according to the ground flatness, thereby completing the charging preparation; after the charging is completed, after the folding key on the key panel 6 is pressed, the extension driving motor 29 starts to drive reversely and positively, so that the support back plate 7 and the folding back plate 9 are folded and stored in the rectangular groove 38, the lock rod of the electric control lock 39 extends and is locked at the moment, meanwhile, the telescopic support sleeve 37 enters the telescopic insertion hole, the angle adjusting unit and the support leg 48 are stored in the telescopic insertion hole, and the angle adjusting unit and the support leg 48 enter the storage notch 47, so that a user can conveniently go out to carry the folding back plate.

As noted above, while the present invention has been shown and described with reference to certain preferred embodiments, it is not to be construed as limited thereto. Various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A portable outdoor power supply, characterized by: the solar energy charging device comprises a power box (1), a control box (4), a power socket (71), four solar charging units, four bottom supporting units and an extension driving mechanism; a storage battery and a charging and discharging circuit are arranged in the power box (1), a controller and a voltage acquisition circuit are arranged in the control box (4), and a display screen (5) and a key panel (6) are arranged at the top of the control box (4);

the bottom of the control box (4) is embedded and installed on the top of the power box (1); the power socket (71) is arranged on the upper part of the vertical side surface of the power box (1); the middle parts of four vertical side surfaces of the power box (1) are respectively provided with a rectangular groove (38), and the four solar charging units are respectively arranged at the four rectangular grooves (38) in a foldable manner; the lower parts of four vertical side surfaces of the power box (1) are respectively provided with a containing notch (47), and the four bottom supporting units are respectively and rotatably arranged at the four containing notches (47); the controller is respectively and electrically connected with the voltage acquisition circuit, the display screen (5), the key panel (6) and the extension driving mechanism, and the voltage acquisition circuit is electrically connected with the electrode end of the storage battery; the four solar charging units and the four bottom supporting units are driven and controlled by the stretching driving mechanism; the solar charging unit charges the storage battery through the charging and discharging circuit, and the storage battery supplies power for the controller, the display screen (5), the key panel (6), the power socket (71) and the extension driving mechanism through the charging and discharging circuit.

2. The portable outdoor power supply of claim 1, wherein: the stretching driving mechanism comprises a stretching driving motor (29), a rotary driving worm (30), a rotary driving worm wheel (32) and a rotary driving gear (31); a gear cavity (28) is arranged on the inner top of the power box (1), and a rotary driving worm gear (32) and a rotary driving gear (31) are coaxially and rotatably arranged in the gear cavity (28); the rotary driving worm (30) is rotatably arranged on the inner top of the gear cavity (28), and the rotary driving worm (30) is meshed with the rotary driving worm wheel (32); the extension driving motor (29) is arranged in the gear cavity (28), and the output shaft of the extension driving motor (29) is butted with the end part of the rotary driving worm (30); an extension driving circuit electrically connected with the controller is arranged in the control box (4), and the extension driving circuit is electrically connected with an extension driving motor (29); the rotary driving gear (31) is used for driving and controlling the four solar charging units and the four bottom supporting units; the storage battery supplies power to the stretching driving circuit through the charging and discharging circuit.

3. The portable outdoor power supply of claim 2, wherein: the solar charging unit comprises a supporting back plate (7), a folding back plate (9), a back plate driving unit and a folding driving unit; the solar cell panels (14) are arranged on the supporting back plate (7) and the folding back plate (9), and the solar cell panels (14) charge the storage batteries through the charging and discharging circuits; one side of the supporting backboard (7) is hinged with one side of the folding backboard (9), and the upper side of the supporting backboard (7) is hinged at the upper side of the rectangular groove (38) in a swinging manner; the supporting back plate (7) is arranged on the back plate driving unit, the back plate driving unit is arranged at the rectangular groove (38), and the back plate driving unit drives the supporting back plate (7); the folding driving unit is arranged on the supporting back plate (7) and is used for driving the folding back plate (9) to fold; the rotary driving gear (31) is used for synchronously driving the back plate driving units of the four solar charging units.

4. The portable outdoor power supply of claim 3, wherein: the back plate driving unit comprises a back plate driving seat (24), an inclined stay bar (21) and a back plate driving screw rod (35); the middle parts of the four rectangular grooves (38) are vertically provided with a driving strip-shaped hole (40); the back plate driving screw (35) is vertically and rotatably arranged in the power box (1) and is close to the corresponding driving strip-shaped hole (40); the upper end of the back plate driving screw rod (35) extends into the gear cavity (28), and a back plate driving gear (34) meshed with the rotary driving gear (31) is fixedly arranged on the extending end; the backboard driving seat (24) is arranged on the driving strip-shaped hole (40) in a sliding way, and a clamping sliding groove (25) which is clamped on the vertical hole wall of the driving strip-shaped hole (40) in a sliding way is arranged on the side edge of the backboard driving seat (24); a driving threaded hole (26) is formed in the back plate driving seat (24), and a back plate driving screw rod (35) is installed on the driving threaded hole (26) in a penetrating type threaded screwing mode; the one end oscillating of slope vaulting pole (21) is articulated to be installed on backplate drive seat (24), fixed mounting has articulated round pin axle (22) on the other end of slope vaulting pole (21), is provided with articulated seat (20) at the middle part that supports backplate (7), and articulated round pin axle (22) oscillating is articulated to be installed on articulated seat (20), and when backplate drive seat (24) descend to the bottom, slope vaulting pole (21) pulling is supported backplate (7) and is vertically accomodate to the rectangle recess (38) in.

5. The portable outdoor power supply of claim 4, wherein: the folding driving unit comprises a drawing steel rope (17), a steel rope reel (18), a diverting pulley (16) and a supporting pulley (11); a coiling shaft is fixedly arranged at the center of the steel rope coiling disc (18), one end of the coiling shaft is rotatably arranged in the middle of the supporting back plate (7), and a driven bevel gear (19) is fixedly arranged at the other end of the coiling shaft; a driving bevel gear (23) meshed with the driven bevel gear (19) is fixedly arranged at the end part of the hinge pin shaft (22); the diverting pulley (16) is rotatably arranged on the supporting back plate (7); a pulley notch (8) is arranged on the edge of the support backboard (7) hinged with the folding backboard (9), and a pulley support shaft (67) is fixedly arranged at the pulley notch (8); two hinged supports (10) which are hinged on the pulley supporting shaft (67) are fixedly arranged on the folding back plate (9); a pulley supporting sleeve (68) is fixedly arranged between the two hinged supports (10), and a pulley supporting shaft (67) penetrates through the pulley supporting sleeve (68); the supporting pulley (11) is rotatably arranged on a pulley supporting sleeve (68); a steel rope fixing seat (27) is arranged on the folding back plate (9) and close to the pulley notch (8); one end of a drawing steel rope (17) is fixed on a steel rope fixing seat (27), and the other end of the drawing steel rope passes through a steering pulley (16) and a supporting pulley (11) in sequence and then is wound and fixed on a steel rope reel (18) and is used for drawing the folding backboard (9) to turn 180 degrees forward and also to be in a horizontal state in the process that the supporting backboard (7) extends to be in the horizontal state; a torsion spring (70) is arranged between the pulley support sleeve (68) and the pulley support shaft (67) and is used for driving the folding back plate (9) to reversely turn 180 degrees relatively when the drawing steel rope (17) is released, and then the folding back plate is in a folding state.

6. The portable outdoor power supply of claim 5, wherein: a supporting block (15) is arranged at the edge of the folding backboard (9) and is used for supporting the lower side surface of the supporting backboard (7) when the folding backboard (9) is overturned to be in a horizontal state; an electric control lock (39) electrically connected with the controller is arranged at the lower side groove edge of the rectangular groove (38) and used for carrying out buckle locking on the edge when the folding back plate (9) is folded and stored in the rectangular groove (38).

7. The portable outdoor power supply of claim 2, wherein: the bottom support unit comprises a telescopic driving screw rod (72), a telescopic support sleeve (37), an angle adjusting unit and a support leg (48); four vertex angles of the power box (1) are vertically provided with a telescopic plug-in hole, and the lower end of the telescopic plug-in hole is communicated with the containing notch (47); the upper end of the telescopic driving screw rod (72) is rotatably arranged on the lower side cavity wall of the gear cavity (28) in a penetrating way, and a telescopic driving gear (36) is fixedly arranged on the penetrating end; four transmission gears (33) are rotatably arranged in the gear cavity (28), and the four transmission gears (33) are all meshed with the rotary driving gear (31); the telescopic driving gear (36) is meshed with a transmission gear (33) at the corresponding position; the telescopic support sleeve (37) is vertically inserted into the telescopic insertion hole, and a threaded support seat is arranged at the upper end of the telescopic support sleeve (37); the telescopic driving screw (72) is arranged on the thread supporting seat in a penetrating thread screwing way; a telescopic guide sliding block is arranged at the lower end orifice of the telescopic insertion hole, a telescopic guide sliding groove is arranged on the outer pipe wall of the telescopic support sleeve (37), the telescopic guide sliding block is embedded into the telescopic guide sliding groove in a sliding manner, and the telescopic guide sliding groove is composed of a vertical guide sliding groove (50) which is vertically arranged and a Z-shaped guide sliding groove (51) which is communicated with the upper part of the vertical guide sliding groove (50); the angle adjusting unit is installed on the lower end of the telescopic supporting sleeve (37), the supporting leg (48) is installed on the angle adjusting unit, and the angle of the supporting leg (48) is adjusted and fixed by the angle adjusting unit.

8. The portable outdoor power supply of claim 7, wherein: the angle adjusting unit comprises an end sleeve (43), an angle adjusting seat (44), an elastic locking unit and an angle positioning bolt (46); the end sleeve (43) is sleeved on the lower end of the telescopic support sleeve (37) in a sliding manner, and the angle adjusting seat (44) is fixed on the outer pipe wall of the end sleeve (43); the elastic locking unit is arranged on the angle adjusting seat (44) and is used for adjusting and locking the position of the end sleeve (43) on the telescopic support sleeve (37); the angle adjusting seat (44) is provided with a swinging notch, the upper end of the supporting leg (48) is hinged in the swinging notch in a swinging way, and the supporting leg (48) is provided with an angle positioning hole; a plurality of positioning threaded holes (45) are arranged on the angle adjusting seat (44) at intervals; the angle positioning bolt (46) is screwed on one of the positioning threaded holes (45), and the end part of the angle positioning bolt (46) extends into the angle positioning hole.

9. The portable outdoor power supply of claim 8, wherein: the lower ends of the supporting legs (48) are provided with supporting rubber sleeves (49); the bottom of the power box (1) is provided with an anti-skid cushion block (42); the top of the power box (1) is provided with a handle groove (2), and a lifting handle (3) is arranged in the handle groove (2).

10. The portable outdoor power supply of claim 8, wherein: the elastic locking unit comprises an unlocking rod (64), a locking rod (60), an unlocking spring (63), a locking spring (58) and a locking block (56); an adjusting guide sliding groove (53) is vertically arranged on the pipe wall of the lower end of the telescopic supporting sleeve (37), and an adjusting guide sliding block (52) which is embedded into the adjusting guide sliding groove (53) in a sliding manner is arranged on the inner pipe wall of the end sleeve (43); an unlocking hole (62) is vertically arranged on the upper side surface of the angle adjusting seat (44), and a locking hole (59) crossed with the unlocking hole (62) is arranged in the angle adjusting seat (44); a locking cavity (55) communicated with the end sleeve (43) is arranged on the angle adjusting seat (44), and the end part of the locking hole (59) is communicated with the locking cavity (55); each adjusting locking hole (54) is vertically distributed on the lower end pipe wall of the telescopic supporting sleeve (37) and the side wall facing the locking cavity (55); the locking block (56) is slidably arranged in the locking cavity (55), and an adjusting locking lug (57) is arranged on the side surface of the locking block (56); the locking rod (60) is slidably arranged in the locking hole (59), and the end part of the locking rod (60) extends into the locking cavity (55) and is fixed on the locking block (56); the locking spring (58) is sleeved on the locking rod (60), and the locking spring (58) is elastically supported on the locking block (56) and used for pushing the adjusting locking lug (57) to be buckled on the adjusting locking hole (54); an unlocking driving hole (61) is formed in the locking rod (60), and the lower end of the unlocking rod (64) is inserted into the unlocking hole (62); a triangular notch (65) is formed in the unlocking rod (64), the lower end of the unlocking rod (64) penetrates through the unlocking driving hole (61), and the inclined groove edge of the triangular notch (65) is extruded on the hole wall of the unlocking driving hole (61) and used for pushing the locking rod (60) to enable the adjusting locking lug (57) to be separated from the adjusting locking hole (54) when the unlocking rod (64) is pressed downwards; the unlocking spring (63) is installed at the bottom of the unlocking hole (62), the upper end of the unlocking spring is fixed to the lower end of the unlocking rod (64), and the unlocking rod (64) is pushed to move upwards so that the adjusting locking lug (57) can be buckled on the adjusting locking hole (54) in time.