Portable mobile power supply

Abstract

The invention relates to the technical field of mobile power sources, and discloses a portable mobile power source which comprises a main power source, an auxiliary power source arranged on one side of the main power source, a fixing part arranged between the main power source and the auxiliary power source and a charging part arranged at the bottom of the main power source. And the placing part is arranged at the top of the main power supply. According to the portable mobile power supply, the auxiliary power supply is detachably mounted on the main power supply, so that a user can flexibly configure the power supply according to actual requirements, the smaller independent power supply is lighter and more convenient to carry, and the user can select to carry the complete mobile power supply or the split independent power supply according to travel requirements, so that the burden is reduced; and when a plurality of people need to charge at the same time, the split independent power supply can be conveniently distributed to different people for use, and the design promotes sharing and reasonable distribution of resources.

Description

Technical Field

[0001] The present invention relates to the technical field of mobile power supplies, and in particular to a portable mobile power supply. Background Art

[0002] A mobile power bank, also known as a power bank, is a portable charging device with a built-in rechargeable battery. It provides power to electronic devices such as mobile phones, tablets, and laptops through a USB interface or other connection methods. The emergence of mobile power banks has greatly solved the problem of insufficient power in electronic devices when people go out or travel.

[0003] A Chinese patent with publication number CN217036794U is retrieved and disclosed as a mobile power source, comprising a bracket, a battery body accommodated on the bracket, and a transparent shell; the bracket comprises a receiving portion, and a receiving groove for accommodating the battery body is formed on the inner side of the receiving portion; an opening for the battery body to be placed is provided on the receiving portion; the transparent shell is sleeved on the receiving portion and covers the opening; the mobile power source is provided with a transparent shell, and the transparent shell is sleeved on the receiving portion of the bracket and covers the opening of the receiving portion, which not only protects the battery body, but also makes it convenient for users to observe the internal structure of the power source, thereby improving the user experience.

[0004] The existing mobile power supplies still have the following shortcomings in actual use. Most of the current mobile power supplies are integral and cannot be disassembled. If the user needs to charge multiple devices at the same time in different occasions, or hopes to distribute power to different users, then a large and non-detachable mobile power supply is not flexible enough. At the same time, in situations where light travel is required or space is limited, a large and non-detachable mobile power supply may become a burden. Summary of the invention

[0005] In view of the fact that most of the above-mentioned existing mobile power supplies are integral and cannot be disassembled, if a user needs to charge multiple devices at the same time in different occasions, or hopes to distribute power to different users, then a large and non-detachable mobile power supply is not flexible enough. At the same time, in occasions where light travel is required or space is limited, a large and non-detachable mobile power supply may become a cumbersome problem, and the present invention is proposed.

[0006] Therefore, the purpose of the present invention is to provide a portable mobile power supply, the purpose of which is to: set the mobile power supply to a detachable design so that the user can flexibly configure the power supply according to actual needs, and the smaller independent power supply is lighter and easier to carry. The user can choose to carry a complete mobile power supply or a detached independent power supply according to travel needs, thereby reducing the burden and improving the convenience of travel.

[0007] In order to solve the above technical problems, the present invention provides the following technical solutions: a portable mobile power source, comprising a main power source, a secondary power source arranged at one side of the main power source, a fixing component arranged between the main power source and the secondary power source, a charging component arranged at the bottom of the main power source, and a placing component arranged at the top of the main power source;

[0008] The fixing component includes an installation groove 1 arranged at both ends of the main power supply close to the auxiliary power supply, a socket arranged at both ends of the auxiliary power supply close to the main power supply, a column arranged on one side of the inner cavity of the installation groove 1, and the column extends to the inner cavity of the socket and adapts to each other, and a fixing component arranged in the column.

[0009] As a preferred solution of the portable mobile power supply described in the present invention, wherein: the fixing component includes four groups of auxiliary rods arranged on both sides of the inner cavity of the plug column, a connecting sleeve block arranged on the surface of the auxiliary rod, a positioning ring seat arranged at one end of the connecting sleeve block, a conical ring seat arranged on one side of the positioning ring seat, a spring 2 arranged on the surface of the auxiliary rod, and an operating component arranged on the positioning ring seat.

[0010] As a preferred solution of the portable mobile power supply described in the present invention, wherein: the fixing component also includes four groups of fixing sleeves arranged in the inner cavity of the column, four groups of positioning holes arranged on the inner wall of the hole, a positioning rod arranged on the inner side of the fixing sleeve, and both ends of the positioning rod slide through the fixing sleeve, one end of the positioning rod extends to the outside of the column and is adapted to the positioning hole, and the other end of the positioning rod is located in the inner cavity of the column and is fixedly connected to an arc-shaped blocking plate, and a spring 1 is arranged on the surface of the positioning rod, and the spring 1 is located between the fixing sleeve and the arc-shaped blocking plate.

[0011] As a preferred solution of the portable mobile power supply described in the present invention, wherein: the operating component includes a connecting rod arranged on one side of the positioning ring seat, and the connecting rod passes through the positioning ring seat and the conical ring seat, the end of the connecting rod away from the positioning ring seat extends to the outside of the plug column, a mounting groove 2 is arranged at both ends of the main power supply close to the side of the auxiliary power supply, an L-shaped limiting groove is arranged at one end of the inner side of the mounting groove 2, and the L-shaped limiting groove and the mounting groove 1 are connected to each other, an operating rod is arranged at the end of the connecting rod located on the outside of the plug column, and the operating rod extends to the inner cavity of the mounting groove 2 through the L-shaped limiting groove, and a limiting component is arranged on one side of the plug column.

[0012] As a preferred solution of the portable mobile power supply described in the present invention, wherein: the limiting component includes a rectangular opening arranged on one side of the plug column, a rectangular through groove arranged on one side of the inner cavity of the socket, annular grooves arranged at both ends of one side of the inner cavity of the auxiliary power supply, and the annular groove and the rectangular through groove are connected to each other, an extension rod arranged at one end of the connecting rod away from the operating rod, and the extension rod extends to the inner cavity of the annular groove through the rectangular opening and the rectangular through groove, and a limiting block arranged at one end of the extension rod located in the inner cavity of the annular groove.

[0013] As a preferred solution of the portable mobile power supply of the present invention, the charging component includes wire grooves arranged on one side of the top and bottom of the main power supply, and a circular placement groove arranged at the bottom of the main power supply, and the circular placement groove and the wire groove are connected to each other.

[0014] As a preferred solution of the portable mobile power supply described in the present invention, the charging component also includes a charging wire arranged on one side of the inner cavity of the wire groove, and one end of the charging wire extends into the circular placement groove, a cross-shaped main board arranged on the inner cavity of the circular placement groove where the charging wire is located, and three sets of charging heads arranged on the surface of the cross-shaped main board.

[0015] As a preferred solution of the portable mobile power supply described in the present invention, wherein: the placement component includes a horizontal placement groove arranged on the top of the main power supply, vertical placement grooves arranged at both ends of one side of the top of the main power supply, main rods arranged at both ends of the inner cavity of the horizontal placement groove, and two groups of support rods arranged on one side of the main rod, and the support rods are located in the inner cavity of the vertical placement groove.

[0016] As a preferred solution of the portable mobile power supply of the present invention, the placement component further includes storage slots arranged at both ends of one side of the bottom of the main power supply, and placement plates arranged at one side of both ends of the inner cavity of the storage slot.

[0017] Beneficial effects of the present invention:

[0018] 1. The present invention allows users to flexibly configure power supplies according to actual needs by detachably installing the auxiliary power supply on the main power supply. A smaller independent power supply is lighter and easier to carry. Users can choose to carry a complete mobile power supply or a split independent power supply according to travel needs, thereby reducing the burden and improving travel convenience. When multiple people need to charge at the same time, the split independent power supplies can be conveniently allocated to different people for use. This design promotes resource sharing and reasonable allocation.

[0019] 2. The present invention can release and reset the elastic force of the spring by toggling the operating lever, and then quickly cancel the fixation between the auxiliary power supply and the main power supply, so that the auxiliary power supply and the main power supply can be quickly disassembled and assembled, thereby improving the convenience of the disassembly and assembly operation.

[0020] 3. The present invention can cover the charging needs of most electronic devices on the market through the charging heads with three sets of different charging interfaces on the cross-shaped mainboard, so that one mobile power supply can charge multiple devices without carrying multiple charging cables or connectors, thereby improving the convenience and versatility of use. At the same time, for people who often travel or travel, carrying multiple charging devices and charging cables not only takes up space, but is also easy to lose or confuse. The mobile power supply with three sets of charging heads and charging wires can greatly reduce the burden of luggage and reduce the charging troubles caused by mismatched charging cables.

[0021] 4. The present invention provides a support rod and a placement plate on the main power supply, so that the mobile phone can be directly placed on the placement plate of the main power supply without having to find or carry a mobile phone holder. This greatly improves the convenience of use, especially in travel, outdoor activities and other scenarios. This design allows users to easily enjoy audio and video entertainment or video calls while keeping the mobile phone fully charged. At the same time, the design of combining the main power supply with charging and supporting functions in one effectively saves the space required for carrying multiple accessories and improves practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other accompanying drawings can be obtained based on these accompanying drawings without paying creative labor.

[0023] in:

[0024] Figure 1 It is a schematic diagram of the overall structure of the portable mobile power supply of the present invention.

[0025] Figure 2 FIG. 1 is a schematic diagram of the overall structure of the portable mobile power supply of the present invention from another perspective.

[0026] Figure 3 The figure is a schematic diagram of the three-dimensional structure of the main power source of the portable mobile power source of the present invention.

[0027] Figure 4 The figure is a schematic diagram of the three-dimensional structure of the auxiliary power supply of the portable mobile power supply of the present invention.

[0028] Figure 5 It is a schematic diagram of a partial top view and a cross-sectional three-dimensional structure of the portable mobile power supply of the present invention.

[0029] Figure 6 The figure is a schematic cross-sectional three-dimensional structure diagram of the plug post of the portable mobile power supply of the present invention.

[0030] Figure 7 It is a schematic diagram of the three-dimensional structure of the plug post of the portable mobile power supply of the present invention.

[0031] Figure 8 It is a schematic diagram of the exploded three-dimensional structure of the fixing components of the portable mobile power supply of the present invention.

[0032] Description of reference numerals:

[0033] 1. Main power supply; 2. Auxiliary power supply;

[0034] 3. Fixing components; 31. Mounting slot 1; 32. Insertion column; 33. Insertion hole; 34. Fixing assembly; 341. Fixing sleeve; 342. Positioning insertion rod; 343. Arc blocking plate; 344. Spring 1; 345. Auxiliary rod; 346. Spring 2; 347. Connecting sleeve; 348. Positioning ring seat; 349. Conical ring seat; 340. Positioning insertion hole; 35. Operating assembly; 351. Operating pull rod; 352. Connecting pull rod; 353. Mounting slot 2; 354. L-shaped limiting groove; 36. Limiting assembly; 361. Extension rod; 362. Rectangular opening; 363. Limiting block; 364. Annular groove; 365. Rectangular through groove;

[0035] 4. Charging components; 41. Wire slot; 42. Round placement slot; 43. Charging wire; 44. Cross-shaped motherboard; 45. Charging head;

[0036] 5. Placement components; 51. Horizontal placement slot; 52. Main rod; 53. Vertical placement slot; 54. Support rod; 55. Storage slot; 56. Placement board. DETAILED DESCRIPTION

[0037] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0038] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0039] Example 1

[0040] Reference Figure 1-8, which is the first embodiment of the present invention, provides a portable mobile power supply, which includes a main power supply 1, a secondary power supply 2 arranged on one side of the main power supply 1, a fixing component 3 arranged between the main power supply 1 and the secondary power supply 2, a charging component 4 arranged at the bottom of the main power supply 1, and a placement component 5 arranged on the top of the main power supply 1. By detachably installing the secondary power supply 2 on the main power supply 1, the user can flexibly configure the power supply according to actual needs. The smaller independent power supply is lighter and easier to carry. The user can choose to carry a complete mobile power supply or a split independent power supply according to travel needs, thereby reducing the burden and improving the convenience of travel;

[0041] The fixing component 3 includes a mounting groove 31 provided at both ends of the main power supply 1 near the side of the auxiliary power supply 2, a socket 33 provided at both ends of the side of the auxiliary power supply 2 near the main power supply 1, a plug post 32 fixedly installed on one side of the inner cavity of the mounting groove 31, and the plug post 32 extends to the inner cavity of the socket 33 and adapts to each other, and a fixing component 34 arranged in the plug post 32, so as to facilitate the splicing and fixing of the auxiliary power supply 2 on the main power supply 1.

[0042] The fixing assembly 34 includes four groups of auxiliary rods 345 fixedly installed on both sides of the inner cavity of the plug column 32, a connecting sleeve 347 slidably sleeved on the surface of the auxiliary rod 345, a positioning ring seat 348 fixedly installed at one end of the connecting sleeve 347, and a conical ring seat 349 fixedly installed on one side of the positioning ring seat 348. The conical ring seat 349 can be used to more smoothly push the four groups of arc-shaped blocking plates 343, a spring 2 346 sleeved on the surface of the auxiliary rod 345, and an operating assembly 35 arranged on the positioning ring seat 348. The setting of the fixing assembly 34 can be used to fix the plug column 32 in the inner cavity of the socket 33, and then the auxiliary power supply 2 can be fixed to one side of the main power supply 1.

[0043] The fixing assembly 34 also includes four groups of fixing sleeves 341 fixedly installed in the inner cavity of the column 32, four groups of positioning holes 340 opened on the inner wall of the hole 33, and a positioning rod 342 slidably connected to the inner side of the fixing sleeve 341, and both ends of the positioning rod 342 slide through the fixing sleeve 341, one end of the positioning rod 342 extends to the outside of the column 32 and is adapted to the positioning hole 340, and the other end of the positioning rod 342 is located in the inner cavity of the column 32 and is fixedly connected to an arc-shaped blocking plate 343, and a spring 344 is sleeved on the surface of the positioning rod 342, and the spring 344 is located between the fixing sleeve 341 and the arc-shaped blocking plate 343.

[0044] The operating component 35 includes a connecting rod 352 rotatably connected to one side of the positioning ring seat 348, and the connecting rod 352 passes through the positioning ring seat 348 and the conical ring seat 349, and the end of the connecting rod 352 away from the positioning ring seat 348 extends to the outside of the column 32, and a mounting groove 2 353 is provided at both ends of the main power supply 1 close to the side of the auxiliary power supply 2, and an L-shaped limiting groove 354 is provided at one end of the inner side of the mounting groove 2 353, and the L-shaped limiting groove 354 and the mounting groove 1 31 are connected to each other, and an operating rod 351 is fixedly installed on the connecting rod 352 at one end of the outside of the column 32, and the operating rod 351 extends to the inner cavity of the mounting groove 2 353 through the L-shaped limiting groove 354. By using the setting of the L-shaped limiting groove 354, the connecting rod 352 can be operated to move at both ends of the main power supply 1, and the limiting component 36 is set on one side of the column 32.

[0045] The limiting component 36 includes a rectangular opening 362 opened on one side of the plug column 32, a rectangular through groove 365 opened on one side of the inner cavity of the socket 33, and annular grooves 364 opened at both ends of one side of the inner cavity of the auxiliary power supply 2, and the annular groove 364 and the rectangular through groove 365 are connected to each other, an extension rod 361 fixedly installed on the end of the connecting rod 352 away from the operating rod 351, and the extension rod 361 extends to the inner cavity of the annular groove 364 through the rectangular opening 362 and the rectangular through groove 365, and a limiting block 363 fixedly installed on the extension rod 361 at one end of the inner cavity of the annular groove 364, the size of the limiting block 363 is smaller than the rectangular through groove 365, when the limiting block 363 is offset in the annular groove 364, the limiting block 363 cannot be moved out of the annular groove 364.

[0046] During use, when it is necessary to use the auxiliary power supply 2 alone, it is only necessary to first pull the two sets of operating rods 351 upwards, so that the operating rods 351 move from the bottom to the top on one side of the inner cavity of the L-shaped limiting groove 354, and then drive the operating rods 351 to tilt, so that the connecting rods 352 are offset and rotated, and then drive the limiting block 363 on the extension rod 361 to rotate in the inner cavity of the annular groove 364, so that the limiting block 363 and the rectangular through groove 365 change from misalignment to overlap, and the restriction on the limiting block 363 is cancelled. At this time, the elastic force of the second spring 346 will expand, and the Pushing the connecting sleeve 347 to slide on the surface of the auxiliary rod 345 will cause the positioning ring seat 348 to move out of the four groups of arc-shaped blocking plates 343. At this time, the elastic force of the spring 1 344 is released, which can drive the arc-shaped blocking plates 343 on the four groups of positioning plug rods 342 to move closer to each other, so that the other end of the positioning plug rod 342 is moved out of the positioning socket 340 on the socket 33, and then the socket 33 and the plug column 32 are unfixed, and then the auxiliary power supply 2 can be quickly removed from the main power supply 1, and then the auxiliary power supply 2 can be used;

[0047] When the auxiliary power supply 2 needs to be installed on the main power supply 1 for overall use, first align the socket 33 on the auxiliary power supply 2 with the plug 32 on the main power supply 1, and then insert them. After that, push the operating pull rod 351 to slide inside the L-shaped limiting groove 354, and then make the positioning ring seat 348 and the conical ring seat 349 move toward the four groups of arc-shaped blocking plates 343. At the same time, the connecting sleeve 347 slides on the surface of the auxiliary rod 345 and compresses the spring 2 346. At the same time, when the conical ring seat 349 first contacts the four groups of arc-shaped blocking plates 343 and gradually opens the four groups of arc-shaped blocking plates 343, and then as the movement occurs, the four groups of arc-shaped blocking plates 343 will move to the surface of the positioning ring seat 348. At this time, the positioning One end of the plug rod 342 will be pushed out of the plug column 32, and then one end of the positioning plug rod 342 will extend into the positioning socket 340 on the socket 33. At the same time, the spring 344 is compressed by the moving arc-shaped blocking plate 343. At this time, the extension rod 361 drives the limiting block 363 to pass through the rectangular opening 362 and the rectangular through groove 365, so that the limiting block 363 moves to the inner cavity of the annular groove 364, and then moves the operating pull rod 351 downward, so that the extension rod 361 is stuck on one side of the inner cavity of the L-shaped limiting groove 354. At this time, the limiting block 363 will be misaligned with the rectangular through groove 365, and then the connecting pull rod 352 and the positioning ring seat 348 will be limited and fixed, so that the auxiliary power supply 2 can be fixedly installed on the side of the main power supply 1.

[0048] Example 2

[0049] Reference Figure 1-2 , which is the second embodiment of the present invention. This embodiment is different from the first embodiment in that the charging component 4 includes a wire groove 41 opened on one side of the top and bottom of the main power supply 1, and a circular placement groove 42 opened on the bottom of the main power supply 1, and the circular placement groove 42 and the wire groove 41 are connected to each other.

[0050] The charging component 4 also includes a charging wire 43 connected to one side of the inner cavity of the wire slot 41, and one end of the charging wire 43 extends into the circular placement groove 42. The setting of the wire slot 41 can be used to place the charging wire 43 in the wire slot 41 to save space. The charging wire 43 is located in the inner cavity of the circular placement groove 42. A cross-shaped main board 44 is arranged on the surface of the cross-shaped main board 44, and three groups of charging heads 45 are arranged on the surface of the cross-shaped main board 44, and the three groups of charging heads 45 are different charging interfaces.

[0051] During use, the charging head 45 with three sets of different charging interfaces on the cross-shaped main board 44 can cover the charging needs of most electronic devices on the market, so that one mobile power supply can charge multiple devices without the need to carry multiple charging cables or connectors, thereby improving the convenience and versatility of use. At the same time, for people who often travel or travel, carrying multiple charging devices and charging cables not only takes up space, but is also easy to lose or confuse. The mobile power supply with three sets of charging heads 45 and charging wires 43 can greatly reduce the burden of luggage and reduce the charging troubles caused by mismatched charging cables.

[0052] The remaining structures are the same as those of Example 1.

[0053] Example 3

[0054] Reference Figure 1-2 , which is the third embodiment of the present invention. This embodiment is different from the second embodiment in that: the placement component 5 includes a horizontal placement groove 51 opened on the top of the main power supply 1, vertical placement grooves 53 opened on both ends of one side of the top of the main power supply 1, a main rod 52 rotatably connected to both ends of the inner cavity of the horizontal placement groove 51, and two groups of support rods 54 fixedly installed on one side of the main rod 52, and the support rods 54 are located in the inner cavity of the vertical placement groove 53. Through the arrangement of the support rods 54, it is convenient to support the main power supply 1 to stand up. The placement component 5 also includes storage grooves 55 opened on both ends of one side of the bottom of the main power supply 1, and a placement plate 56 rotatably connected to one side of both ends of the inner cavity of the storage groove 55. The arrangement of the placement plate 56 facilitates the placement of mobile phones and other devices against the standing main power supply 1.

[0055] During use, first, the two sets of support rods 54 are moved out of the vertical placement slot 53, and at the same time, the main rod 52 is driven to rotate in the inner cavity of the horizontal placement slot 51. Then, the main power supply 1 can be erected and supported on the desktop, and then the placement plate 56 at the other end is unfolded from the storage slot 55. Then, mobile phones and other devices can be placed and leaned against the main power supply 1 for use.

[0056] The remaining structure is the same as that of Example 2.

[0057] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention rather than to limit it. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention may be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should all be included in the scope of the claims of the present invention.

Claims

1. A portable mobile power source, comprising a main power source (1), characterized in that: A secondary power supply (2) arranged on one side of the main power supply (1), a fixing component (3) arranged between the main power supply (1) and the secondary power supply (2), a charging component (4) arranged at the bottom of the main power supply (1), and a placing component (5) arranged at the top of the main power supply (1); The fixing component (3) comprises a mounting groove (31) disposed at both ends of a side of the main power supply (1) close to the auxiliary power supply (2), a plug hole (33) disposed at both ends of a side of the auxiliary power supply (2) close to the main power supply (1), a plug post (32) disposed at one side of the inner cavity of the mounting groove (31), and the plug post (32) extends into the inner cavity of the plug hole (33) and is mutually adapted, and a fixing component (34) disposed in the plug post (32).

2. The portable mobile power source according to claim 1, characterized in that: The fixing assembly (34) includes four groups of auxiliary rods (345) arranged on both sides of the inner cavity of the plug column (32), a connecting sleeve (347) arranged on the surface of the auxiliary rod (345), a positioning ring seat (348) arranged at one end of the connecting sleeve (347), a conical ring seat (349) arranged on one side of the positioning ring seat (348), a spring 2 (346) arranged on the surface of the auxiliary rod (345), and an operating assembly (35) arranged on the positioning ring seat (348).

3. The portable mobile power source according to claim 2, characterized in that: The fixing assembly (34) also includes four groups of fixing sleeves (341) arranged in the inner cavity of the plug column (32), four groups of positioning holes (340) arranged on the inner wall of the socket (33), and a positioning rod (342) arranged on the inner side of the fixing sleeve (341), and both ends of the positioning rod (342) slide through the fixing sleeve (341), one end of the positioning rod (342) extends to the outside of the plug column (32) and is mutually adapted with the positioning hole (340), and the other end of the positioning rod (342) is located in the inner cavity of the plug column (32) and is fixedly connected to an arc-shaped blocking plate (343), and a spring (344) is arranged on the surface of the positioning rod (342), and the spring (344) is located between the fixing sleeve (341) and the arc-shaped blocking plate (343).

4. The portable mobile power source according to claim 3, characterized in that: The operating assembly (35) includes a connecting rod (352) arranged on one side of the positioning ring seat (348), and the connecting rod (352) passes through the positioning ring seat (348) and the conical ring seat (349), and the end of the connecting rod (352) away from the positioning ring seat (348) extends to the outside of the plug column (32), a mounting groove (353) arranged at both ends of the main power supply (1) close to the side of the auxiliary power supply (2), an L-shaped limiting groove (354) arranged at one end of the inner side of the mounting groove (353), and the L-shaped limiting groove (354) and the mounting groove (31) are connected to each other, an operating rod (351) arranged at one end of the connecting rod (352) located outside the plug column (32), and the operating rod (351) extends to the inner cavity of the mounting groove (353) through the L-shaped limiting groove (354), and a limiting assembly (36) arranged on one side of the plug column (32).

5. The portable mobile power source according to claim 4, characterized in that: The limiting component (36) includes a rectangular opening (362) arranged on one side of the plug post (32), a rectangular through groove (365) arranged on one side of the inner cavity of the socket (33), annular grooves (364) arranged at both ends of one side of the inner cavity of the auxiliary power supply (2), and the annular groove (364) and the rectangular through groove (365) are connected to each other, an extension rod (361) arranged at one end of the connecting rod (352) away from the operating rod (351), and the extension rod (361) extends to the inner cavity of the annular groove (364) through the rectangular opening (362) and the rectangular through groove (365), and a limiting block (363) arranged on the extension rod (361) at one end of the inner cavity of the annular groove (364).

6. The portable mobile power source according to claim 5, characterized in that: The charging component (4) comprises a wire groove (41) arranged on one side of the top and bottom of the main power source (1), and a circular placement groove (42) arranged at the bottom of the main power source (1), and the circular placement groove (42) and the wire groove (41) are connected to each other.

7. The portable mobile power source according to claim 6, characterized in that: The charging component (4) also includes a charging wire (43) arranged on one side of the inner cavity of the wire slot (41), and one end of the charging wire (43) extends into the circular placement slot (42), a cross-shaped main board (44) arranged on the inner cavity of the circular placement slot (42) where the charging wire (43) is located, and three groups of charging heads (45) arranged on the surface of the cross-shaped main board (44).

8. The portable mobile power source according to claim 7, characterized in that: The placement component (5) comprises a horizontal placement groove (51) arranged on the top of the main power supply (1), vertical placement grooves (53) arranged at both ends of one side of the top of the main power supply (1), main rods (52) arranged at both ends of the inner cavity of the horizontal placement groove (51), and two groups of support rods (54) arranged on one side of the main rod (52), and the support rods (54) are located in the inner cavity of the vertical placement groove (53).

9. The portable mobile power source according to claim 8, characterized in that: The placement component (5) further comprises storage grooves (55) arranged at both ends of one side of the bottom of the main power supply (1), and placement plates (56) arranged at one side of both ends of the inner cavity of the storage groove (55).

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