CN113489087B

CN113489087B - Power supply unit based on mifi and portable power source and solar charging integration

Info

Publication number: CN113489087B
Application number: CN202110667378.7A
Authority: CN
Inventors: 陈钢
Original assignee: Hunan Institute of Information Technology
Current assignee: Jiangmen Pengjiang District Yuandian Electronics Co ltd
Priority date: 2021-06-16
Filing date: 2021-06-16
Publication date: 2022-04-12
Anticipated expiration: 2041-06-16
Also published as: CN113489087A

Abstract

The invention discloses a power supply device based on mifi, a mobile power supply and solar charging integration, which comprises a solar panel, a shell, buttons, a mifi body, a slot, a containing groove, a connecting block, a crank, a rocker, a rocking head, a fixed shaft, a fixed groove, a fixed ring, balls, a baffle ring, a PCB circuit board, a generator, a storage battery, a square groove, a fixed arm, a square shaft, a first spring, a hemispherical locking head, a second spring, a fixed plate, a limiting block, a rocker and a supporting rod The rocker and the storage and ejection of the rocking head are beneficial to reducing the volume of the device and are convenient to carry.

Description

Power supply unit based on mifi and portable power source and solar charging integration

Technical Field

The invention relates to the technical field of power supply devices, in particular to a power supply device based on mifi, a mobile power supply and solar charging integration.

Background

The MiFi is a portable broadband wireless device, is equivalent to a credit card in size, and integrates the functions of a modem, a router and an access point. The built-in modem has access to a wireless signal and the internal router can share this connection between multiple users and wireless devices.

Along with the cell-phone occupies more and more important proportion in people's life, thereby also more and more intense to power supply unit's such as portable power source demand, however power supply unit list on the market has the effect of providing the electric energy, the function is more single, simultaneously when field or outdoor use, can't supply to the electric energy among the power supply unit, thereby the unable continuous electric energy that provides when power supply unit does not have the electricity, great reduction the practicality of use, and the crank of the power supply unit who generally has hand cranking power generation can't accomodate completely, there is the arch, the volume of device has been increased, and aesthetic measure has been reduced.

Disclosure of Invention

The invention aims to provide a power supply device based on mifi, a mobile power supply and solar charging integration, so as to solve the problems in the background technology.

In order to solve the technical problems, the invention provides the following technical scheme: a power supply device based on mifi, a mobile power supply and solar charging integration comprises a solar panel, a shell, a key, a mifi body, a slot, a Type-C interface, a USB interface, a mounting hole, a containing groove, a mounting groove, a connecting block, a crank, a rocker, a rocking head, a fixed shaft, a fixed groove, a fixed ring, a ball, a baffle ring, a first baffle, a first big gear, a second big gear, a PCB circuit board, a generator, a storage battery, a second baffle, a first cushion block, a square groove, a first small gear, a fixed arm, a second small gear, a square shaft, a first spring, a first rotating shaft, a hemispherical locking head, a second spring, a fixed plate, a limiting block, a warping plate, a second rotating shaft, a second cushion block and a support rod, wherein the center of the top of the shell is fixedly connected with the bottom of the solar panel, the bottom of the shell is fixedly connected with the top of the mifi body, and one side of the mifi body is provided with the slot, the device comprises a shell, a first baffle plate, a second baffle plate, a first big gear, a second small gear, a mounting hole, a shaking head, a square groove, a square shaft, a first baffle plate, a second big gear, a second small gear, a second big gear, a first spring, a second spring, a first baffle plate, a second baffle plate, a third baffle plate, a fourth big gear, a second small gear, a third gear, a fourth baffle plate, the outer circumference of the second bull gear is meshed with the outer circumference of the first pinion, the first pinion is fixedly sleeved on the output end of the generator, the bottom of the generator is fixedly connected with the center of the top of the first cushion block, the bottom of the first cushion block is fixedly connected with the center of the bottom surface of the inner part of the shell, the outer circumference of one side of the rocking head is fixedly sleeved with a baffle ring, one side of the baffle ring is attached to the top of one side of the hemispherical locking head, the bottom of one side of the hemispherical locking head is fixedly connected with one end of a rocker, a second rotating shaft penetrates through the center of the rocker, two ends of the second rotating shaft are respectively rotatably connected with the tops of the opposite sides of the fixed plates, the bottom of one end of the rocker is fixedly connected with the top of the second cushion block, the bottom of the second cushion block is fixedly connected with the top of a second spring, the bottom of the second spring is fixedly connected with one side angle position of the inner part of the shell, and the bottom of the other end of the rocker is fixedly connected with one end of the button, and the button runs through the shell and is located and shakes the adjacent one side of head, button center one end cup joints and is fixed with the stopper, and button and shell sliding connection, the inside center one side fixed mounting of shell has the second baffle, and the inside opposite side of shell installs the battery.

According to the technical scheme, the shell is located to wave the head center of one side of relative and install Type-C interface, and the shell is located to wave the head center four corners position of one side of relative and install the USB interface respectively.

According to the technical scheme, the PCB is installed on one side of the inner bottom surface of the shell, the solar panel, the Type-C interface, the USB interface and the generator are all electrically connected with the PCB through wires, the PCB is provided with the protection circuit, and the PCB is electrically connected with the storage battery through wires.

According to the technical scheme, the center of one side of the shaking head is provided with the fixing groove, the centers of two side walls of the fixing groove are fixedly connected with two ends of the fixing shaft respectively, and the center of the fixing shaft is rotatably connected with one end of the rocker.

According to the technical scheme, the center of the first rotating shaft is rotatably connected with the top of the fixed arm through the bearing, and the bottom of the fixed arm is fixedly connected with one side of the center of the bottom surface in the shell.

According to the technical scheme, the center of the shaking head is sleeved with the fixing ring, the fixing ring is connected with the shaking head in a sliding mode, the top of one side of the fixing ring is fixedly connected with one side of the inside of the shell, the bottom of one side of the fixing ring is fixedly connected with one end of the supporting rod, the other end of the supporting rod is fixedly connected with the position of one side of the inside of the shell, and a plurality of balls are uniformly arranged on the other side of the fixing ring.

According to the technical scheme, the mounting groove has been seted up to the rocker other end, and the mounting groove rotates with connecting block one end and is connected, the connecting block other end and crank one end center fixed connection, and seted up a plurality of antiskid grooves on the crank, connecting block, crank and rocker all are located accomodate the inslot portion, and accomodate the groove and set up at shell one side center.

According to the technical scheme, the anti-slip pads are arranged at the rotating connection position of the rocker and the fixed shaft and the rotating connection position of the connecting block and the rocker.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, through the setting of the mifi body, the combination of the charging device and the portable mobile router is realized, and the diversification of the functions of the device is facilitated.

2. According to the solar hand-operated generator, the solar panel and the generator are arranged, so that the solar power generation and the hand-operated generator are combined, the solar power generation and the hand-operated power generation are favorably realized for charging the storage battery, the practicability of the device is improved, and the outdoor power supply is facilitated.

3. According to the invention, the storage and ejection of the crank, the rocker and the shaking head are realized through the clamping and the loosening of the baffle ring and the hemispherical locking head, the complete storage of the crank, the rocker and the shaking head is favorably realized, the size of the device is reduced, the carrying is convenient, and the attractiveness of the device is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a schematic front view of the overall structure of the present invention;

FIG. 3 is a schematic rear view of the overall structure of the present invention;

FIG. 4 is a side cross-sectional view of the overall construction of the present invention;

FIG. 5 is an enlarged view of area A of FIG. 4 in accordance with the present invention;

FIG. 6 is a top cross-sectional view of the overall structure of the present invention;

FIG. 7 is an enlarged schematic view of area B of FIG. 6 in accordance with the present invention;

FIG. 8 is an enlarged schematic view of the area C of FIG. 6 in accordance with the present invention;

in the figure: 1. a solar panel; 2. a housing; 3. pressing a key; 4. a mifi body; 5. a slot; 6. a Type-C interface; 7. a USB interface; 8. mounting holes; 9. a receiving groove; 10. mounting grooves; 11. connecting blocks; 12. a crank; 13. a rocker; 14. shaking the head; 15. a fixed shaft; 16. fixing grooves; 17. a fixing ring; 18. a ball bearing; 19. a baffle ring; 20. a first baffle plate; 21. a first bull gear; 22. a second bull gear; 23. a PCB circuit board; 24. a generator; 25. a storage battery; 26. a second baffle; 27. a first cushion block; 28. a square groove; 29. a first pinion gear; 30. a fixed arm; 31. a second pinion gear; 32. a square shaft; 33. a first spring; 34. a first rotating shaft; 35. a hemispherical locking head; 36. a second spring; 37. a fixing plate; 38. a limiting block; 39. a seesaw; 40. a second rotating shaft; 41. a second cushion block; 42. a support rod.

Detailed Description

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. 1-8, the present invention provides a technical solution: a power supply device based on mifi, a mobile power supply and solar charging integration comprises a solar panel 1, a shell 2, a key 3, a mifi body 4, a slot 5, a Type-C interface 6, a USB interface 7, a mounting hole 8, a containing groove 9, a mounting groove 10, a connecting block 11, a crank 12, a rocker 13, a rocking head 14, a fixing shaft 15, a fixing groove 16, a fixing ring 17, a ball 18, a baffle ring 19, a first baffle 20, a first gearwheel 21, a second gearwheel 22, a PCB circuit board 23, a generator 24, a storage battery 25, a second baffle 26, a first cushion block 27, a square groove 28, a first pinion 29, a fixing arm 30, a second pinion 31, a square shaft 32, a first spring 33, a first rotating shaft 34, a hemispherical locking head 35, a second spring 36, a fixing plate 37, a limiting block 38, a warping plate 39, a second rotating shaft 40, a second cushion block 41 and a supporting rod 42, wherein the top center of the shell 2 is fixedly connected with the bottom of the solar panel 1, the bottom of the shell 2 is fixedly connected with the top of the mifi body 4, one side of the mifi body 4 is provided with a slot 5, one end of the center of one side of the shell 2 is provided with a mounting hole 8, a shaking head 14 is installed in the mounting hole 8, one side of the shaking head 14 is provided with a fixing groove 16, the centers of two side walls of the fixing groove 16 are respectively and fixedly connected with two ends of a fixing shaft 15, the center of the fixing shaft 15 is rotatably connected with one end of a rocker 13, which is favorable for realizing the folding and the storage of the rocker 13, the other end of the rocker 13 is provided with a mounting groove 10, the mounting groove 10 is rotatably connected with one end of a connecting block 11, the other end of the connecting block 11 is fixedly connected with the center of one end of a crank 12, the crank 12 is provided with a plurality of anti-skid grooves, the connecting block 11, the crank 12 and the rocker 13 are all positioned in the storage groove 9, the storage groove 9 is arranged at the center of one side of the shell 2, which is favorable for the folding and the crank 12, anti-skid pads are arranged at the rotating connection positions of the rocker 13, at the connecting block 11 and the rotating connection of the rocker 13, the friction force between the rocker 13 and the fixed shaft 15 and between the connecting block 11 and the rocker 13 can be increased, the shell 2 is provided with a Type-C interface 6 at the center of the opposite side of the rocking head 14, the USB interfaces 7 are respectively arranged at four corners of the center of the opposite side of the rocking head 14 at the shell 2, the shell can support a plurality of devices to supply power simultaneously, the rocking head 14 is connected with the mounting hole 8 in a sliding manner, the center of one side of the rocking head 14 is provided with a square groove 28, the square groove 28 is inserted with one end of a square shaft 32, the square shaft 32 is connected with the square groove 28 in a sliding manner, the periphery of the center of one side of the rocking head 14 is welded with one side of a first spring 33, the first spring 33 is wound on the periphery of the square shaft 32, the other side of the first spring 33 is fixedly connected with one center of one side of the first baffle 20, the other end of the square shaft 32 penetrates through the first baffle 20, the first baffle 20 is fixedly arranged at one side inside the shell 2, and the other end of the square shaft 32 is sleeved and fixed with a first large gear 21, the outer circumference of the first big gear 21 is engaged with the outer circumference of the second small gear 31, and the second small gear 31 is sleeved and fixed at one end of the first rotating shaft 34, the center of the first rotating shaft 34 is rotatably connected with the top of the fixed arm 30 through a bearing, and the bottom of the fixed arm 30 is fixedly connected with one side of the center of the bottom surface inside the housing 2, which is beneficial to the fixed installation of the first rotating shaft 34, the other end of the first rotating shaft 34 is sleeved and fixed with the second big gear 22, and the outer circumference of the second big gear 22 is engaged with the outer circumference of the first small gear 29, the first small gear 29 is sleeved and fixed at the output end of the generator 24, the bottom of the generator 24 is fixedly connected with the center of the top of the first cushion block 27, and the bottom of the first cushion block 27 is fixedly connected with the center of the bottom surface inside the housing 2, one side of the bottom surface inside the housing 2 is provided with the PCB circuit board 23, and the solar panel 1, the Type-C interface 6, the USB interface 7 and the generator 24 are electrically connected with the PCB circuit board 23 through wires, and the PCB circuit board 23 is provided with a protection circuit, the PCB circuit board 23 is electrically connected with the storage battery 25 through a lead, which is favorable for protecting the charging and discharging process through the protection circuit in the PCB circuit board 23, the center of the shaking head 14 is sleeved with a fixed ring 17, the fixed ring 17 is connected with the shaking head 14 in a sliding way, the top of one side of the fixed ring 17 is fixedly connected with one side inside the shell 2, the bottom of one side of the fixed ring 17 is fixedly connected with one end of a supporting rod 42, the other end of the supporting rod 42 is fixedly connected with the angular position of one side inside the shell 2, the other side of the fixed ring 17 is uniformly provided with a plurality of balls 18, which is favorable for ensuring the smoothness of the rotation of the shaking head 14 through the rolling of the balls 18 on the fixed ring 17, the outer circumference of one side of the shaking head 14 is sleeved and fixed with a baffle ring 19, one side of the baffle ring 19 is attached to the top of one side of the hemispherical locking head 35, and the bottom of one side of the hemispherical locking head 35 is fixedly connected with one end of the rocker 39, a second rotating shaft 40 penetrates through the center of the rocker 39, two ends of the second rotating shaft 40 are respectively connected with the top of the opposite side of the fixed plate 37 in a rotating manner, the bottom of one end of the rocker 39 is fixedly connected with the top of a second cushion block 41, the bottom of the second cushion block 41 is fixedly connected with the top of a second spring 36, the bottom of the second spring 36 is fixedly connected with the angular position of one side edge inside the shell 2, the bottom of the other end of the rocker 39 is fixedly connected with one end of a key 3, the key 3 penetrates through the shell 2 and is positioned on one side adjacent to the rocking head 14, one end of the center of the key 3 is fixedly sleeved with a limiting block 38, the key 3 is connected with the shell 2 in a sliding manner, a second baffle 26 is fixedly arranged on one side of the center inside the shell 2, and a storage battery 25 is arranged on the other side inside the shell 2; in the using process of the invention, firstly, the device is charged by using the Type-C interface 6, the electric energy is stored in the storage battery 25, when the power is needed, the USB interface 7 is used for supplying power, and simultaneously, the protection circuit in the PCB 23 is used for charge-discharge protection in the charge-discharge process, which is beneficial to improving the charge-discharge safety, and simultaneously, when the solar panel 1 is used for charging the storage battery 25 outdoors or outdoors, when no sun exists, the key 3 is pressed, then one end of the rocker 39 is driven to rotate clockwise, then the other end of the rocker 39 is driven to rotate clockwise, the second cushion block 41 is driven to rotate clockwise, then the second spring 36 is compressed, and simultaneously the hemispherical locking head 35 is driven to rotate clockwise, thereby the clamping between the retaining ring 19 and the hemispherical locking head 35 is released, at this time, under the elastic force of the first spring 33, the shaking head 14 is driven to pop out to the outer side of the shell 2, until the baffle ring 19 is jointed with the ball 18, at the moment, the crank 12 and the rocker 13 are simultaneously ejected towards the outer side of the shell 2, meanwhile, the crank 12 is rotated by ninety degrees, then the crank 12 is rocked, thereby the rocker 13 is driven to rotate, then the rocking head 14 is driven to rotate, the square shaft 32 is immediately driven to rotate, then the first big gear 21 is driven to rotate, then the second small gear 31 is driven to rotate, the first rotating shaft 34 is immediately driven to rotate, meanwhile, the second big gear 22 is driven to rotate, then the first small gear 29 is driven to rotate, wherein the gear ratio of the first big gear 21 to the second small gear 31 and the gear ratio of the second big gear 22 to the first small gear 29 are ten to one, then the output end of the generator 24 is driven to rotate, thereby the rotor of the generator 24 is driven to rotate, thereby the manual power generation is realized, the power generation is realized through the crank 12 and the solar panel 1, the multi-mode common power generation is realized, the power generation and supply in the field or outdoors is facilitated, the practicability of the device is improved, after the power generation is finished, the shaking head 14 is pressed towards the shell 2, so that the first spring 33 is compressed, the retaining ring 19 is driven to move towards the shell 2, the arc surface of the hemispherical locking head 35 is extruded along with the movement of the retaining ring 19, the hemispherical locking head 35 is driven to rotate clockwise along the second rotating shaft 40, one end of the rocker 39 is driven to rotate clockwise, then the second cushion 41 is driven to rotate clockwise, then the second spring 36 is compressed, after the retaining ring 19 leaves the arc surface of the hemispherical locking head 35, under the action of the restoring force of the second spring 36, the second cushion 41 is driven to rotate anticlockwise, one end of the rocker 39 is driven to rotate anticlockwise, then the hemispherical locking head 35 is driven to rotate anticlockwise, so that one side of the straight surface of the hemispherical locking head 35 is clamped with the retaining ring 19, therefore, the storage of the shaking head 14 is completed, the crank 12 and the rocker 13 are stored into the storage groove 9 along with the movement of the shaking head 14, the size of the device is reduced, the carrying is facilitated, the crank 12, the rocker 13 and the shaking head 14 are completely stored, no protrusion is generated, the attractiveness of the device is improved, the charging device is combined with the portable mobile router through the arrangement of the mifi body 4, the function of the portable WIFI is achieved, and the diversification of the functions of the device is facilitated.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a power supply unit based on mifi and portable power source and solar charging are integrated, including solar panel (1), shell (2), button (3), mifi body (4), slot (5), Type-C interface (6), USB interface (7), mounting hole (8), accomodate groove (9), mounting groove (10), connecting block (11), crank (12), rocker (13), wave head (14), fixed axle (15), fixed slot (16), solid fixed ring (17), ball (18), fender ring (19), first baffle (20), first gear wheel (21), second gear wheel (22), PCB circuit board (23), generator (24), battery (25), second baffle (26), first cushion (27), cubic groove (28), first pinion (29), fixed arm (30), second pinion (31), cubic axle (32), First spring (33), first pivot (34), hemisphere locking head (35), second spring (36), fixed plate (37), stopper (38), wane (39), second pivot (40), second cushion (41) and bracing piece (42), its characterized in that: the solar cell comprises a shell (2), a slot (5) is formed in the center of the top of the shell (2) and fixedly connected with the bottom of a solar panel (1), a mounting hole (8) is formed in one end of the center of one side of the shell (2), a shaking head (14) is installed in the mounting hole (8), the shaking head (14) is slidably connected with the mounting hole (8), a square groove (28) is formed in the center of one side of the shaking head (14), the square groove (28) is spliced with one end of a square shaft (32), the square shaft (32) is slidably connected with the square groove (28), the center periphery of one side of the shaking head (14) is welded with one side of a first spring (33), the first spring (33) is wound and connected with the periphery of the square shaft (32), and the other side of the first spring (33) is fixedly connected with the center of one side of a first baffle (20), the other end of the square shaft (32) penetrates through the first baffle (20), the first baffle (20) is fixedly installed on one side inside the shell (2), the other end of the square shaft (32) is fixedly connected with a first large gear (21) in a sleeved mode, the outer circumference of the first large gear (21) is meshed with the outer circumference of the second small gear (31), the second small gear (31) is fixedly connected with one end of a first rotating shaft (34) in a sleeved mode, the other end of the first rotating shaft (34) is fixedly connected with a second large gear (22) in a sleeved mode, the outer circumference of the second large gear (22) is meshed with the outer circumference of the first small gear (29), the first small gear (29) is fixedly connected with the output end of the generator (24) in a sleeved mode, the bottom of the generator (24) is fixedly connected with the top center of the first cushion block (27), the bottom of the first cushion block (27) is fixedly connected with the center of the bottom surface inside the shell (2), a blocking ring (19) is fixedly connected with the outer circumference of one side of the shaking head (14) in a sleeved mode, one side of the baffle ring (19) is attached to the top of one side of the hemispherical locking head (35), the bottom of one side of the hemispherical locking head (35) is fixedly connected with one end of a rocker (39), a second rotating shaft (40) penetrates through the center of the rocker (39), the two ends of the second rotating shaft (40) are respectively rotatably connected with the top of one opposite side of the fixed plate (37), the bottom of one end of the rocker (39) is fixedly connected with the top of a second cushion block (41), the bottom of the second cushion block (41) is fixedly connected with the top of a second spring (36), the bottom of the second spring (36) is fixedly connected with the angular position of one side inside the shell (2), the bottom of the other end of the rocker (39) is fixedly connected with one end of a key (3), the key (3) penetrates through the shell (2) and is positioned on one side adjacent to the rocking head (14), and one end of the center of the key (3) is fixedly connected with a limiting block (38), and button (3) and shell (2) sliding connection, shell (2) inside center one side fixed mounting has second baffle (26), and inside opposite side of shell (2) installs battery (25).

2. The power supply device based on the integration of mifi, mobile power supply and solar charging as claimed in claim 1, wherein: shell (2) are located and wave head (14) relative one side center and install Type-C interface (6), and shell (2) are located and wave head (14) relative one side center four corners position and install USB interface (7) respectively.

3. The power supply device based on the integration of mifi, mobile power supply and solar charging as claimed in claim 1, wherein: PCB circuit board (23) is installed to inside bottom surface one side of shell (2), solar panel (1), Type-C interface (6), USB interface (7) and generator (24) all are through wire and PCB circuit board (23) electric connection, and are provided with protection circuit on PCB circuit board (23), PCB circuit board (23) are through wire and battery (25) electric connection.

4. The power supply device based on the integration of mifi, mobile power supply and solar charging as claimed in claim 1, wherein: a fixed groove (16) is formed in the center of one side of the shaking head (14), the centers of two side walls of the fixed groove (16) are fixedly connected with two ends of a fixed shaft (15) respectively, and the center of the fixed shaft (15) is rotatably connected with one end of a rocker (13).

5. The power supply device based on the integration of mifi, mobile power supply and solar charging as claimed in claim 1, wherein: the center of the first rotating shaft (34) is rotatably connected with the top of the fixing arm (30) through a bearing, and the bottom of the fixing arm (30) is fixedly connected with one side of the center of the bottom surface in the shell (2).

6. The power supply device based on the integration of mifi, mobile power supply and solar charging as claimed in claim 1, wherein: wave first (14) center and cup jointed solid fixed ring (17), and gu fixed ring (17) with wave first (14) sliding connection, gu fixed ring (17) one side top and the inside one side fixed connection of shell (2), and gu fixed ring (17) one side bottom and bracing piece (42) one end fixed connection, the bracing piece (42) other end and the inside side angular position fixed connection of shell (2), gu fixed ring (17) opposite side evenly installs a plurality of balls (18).

7. The power supply device based on the integration of mifi, mobile power supply and solar charging as claimed in claim 1, wherein: mounting groove (10) have been seted up to rocker (13) other end, and mounting groove (10) rotate with connecting block (11) one end and be connected, connecting block (11) other end and crank (12) one end center fixed connection, and seted up a plurality of antiskid grooves on crank (12), connecting block (11), crank (12) and rocker (13) all are located and accomodate inside groove (9), and accomodate groove (9) and set up at shell (2) one side center.

8. The power supply device based on the integration of mifi, mobile power supply and solar charging as claimed in claim 1, wherein: and anti-slip pads are arranged at the rotating connection positions of the rocker (13) and the fixed shaft (15) and the rotating connection positions of the connecting block (11) and the rocker (13).