CN214380234U

CN214380234U - Mobile power supply

Info

Publication number: CN214380234U
Application number: CN202120522006.0U
Authority: CN
Inventors: 陈鹏
Original assignee: Tianjin Synergy Groups Co ltd
Current assignee: Tianjin Synergy Groups Co ltd
Priority date: 2021-03-12
Filing date: 2021-03-12
Publication date: 2021-10-08
Anticipated expiration: 2031-03-12

Abstract

The utility model discloses a mobile power supply, it belongs to electronic equipment technical field, include: the battery pack is arranged in the middle barrel and used for supplying power to external equipment, a front panel is arranged at an opening at one end of the middle barrel, and a rear panel is arranged at an opening at the other end of the middle barrel; the handles are arranged at two opposite ends of the top surface of the middle barrel, and an accommodating groove is formed by the two handles, the front panel and the rear panel in a surrounding manner; the communication gateway base station is arranged in the accommodating groove and is provided with a plurality of interphones. The utility model discloses can enough charge for the external equipment, can also make things convenient for many people to converse in the field.

Description

Mobile power supply

Technical Field

The utility model relates to an electronic equipment technical field especially relates to a portable power source.

Background

The mobile power supply is convenient for people to supply power to mobile phones, tablets or other electronic equipment when going out.

The portable power source in the prior art only has a power supply function, and the function is single, so that the multifunctional requirement cannot be met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable power source, it can enough charge for external equipment, can also make things convenient for many people to converse in the field.

As the conception, the utility model adopts the technical proposal that:

a mobile power supply, comprising:

the battery pack is arranged in the middle barrel and used for supplying power to external equipment, a front panel is arranged at an opening at one end of the middle barrel, and a rear panel is arranged at an opening at the other end of the middle barrel;

the handles are arranged at two opposite ends of the top surface of the middle barrel, and an accommodating groove is formed by the two handles, the front panel and the rear panel in a surrounding manner;

the communication gateway base station is arranged in the accommodating groove and is provided with a plurality of interphones.

Optionally, the handle comprises:

the handle base is mounted on the middle cylinder through a screw, and a first avoidance space is arranged on the handle base;

the handle portion, be provided with the second on the handle portion and dodge the space, the handle portion clamp is located between the front panel with the rear panel and with the butt of handle base, first dodge the space with the second dodges the space intercommunication.

Optionally, the mobile power supply further includes:

the front panel fixing frame is arranged between the front panel and the middle barrel, and the first connecting piece sequentially penetrates through the front panel, the front panel fixing frame and the middle barrel;

the rear panel fixing frame is arranged between the rear panel and the middle barrel, and the second connecting piece sequentially penetrates through the rear panel, the rear panel fixing frame and the middle barrel;

the both ends of handle portion all are provided with the protruding post of handle portion location, it perforates to be provided with the protruding post of first handle portion location on the front panel mount, it perforates to be provided with the protruding post of second handle portion location on the rear panel mount, two of handle portion protruding post of handle portion location wears to locate respectively first handle portion protruding post of location perforates with in the protruding post of second handle portion location perforates just handle portion chucking in the front panel mount with between the rear panel mount.

Optionally, two opposite sides of the bottom surface of the middle cylinder are respectively provided with a support base, and the support bases are connected to the bottom surface of the middle cylinder through screws.

Optionally, the opposite ends of the supporting base are respectively provided with a supporting base positioning protrusion, the front panel fixing frame is provided with a first supporting base positioning protrusion through hole, the rear panel fixing frame is provided with a second supporting base positioning protrusion through hole, and the two supporting bases are provided with two supporting base positioning protrusions which are respectively penetrated through the first supporting base positioning protrusion through hole and the second supporting base positioning protrusion through hole.

Optionally, the middle cylinder further comprises a handle installation inclined plane, the handle installation inclined plane and the handle are arranged in a one-to-one correspondence manner, one side of the handle installation inclined plane is connected with the side face of the middle cylinder, and the other side of the handle installation inclined plane is connected with the top face of the middle cylinder.

Optionally, a positioning plate is arranged at the upper end of the handle mounting inclined plane and used for positioning the handle.

Optionally, a battery pack supporting seat is further arranged in the middle barrel, and the battery pack is located on the battery pack supporting seat.

Optionally, four corners of the outer side of the bottom surface of the middle cylinder are provided with an anti-skid foot.

Optionally, a charging interface is arranged on the front panel.

The utility model provides a portable power source carries when being fit for needing the outdoor operations, specifically, this portable power source is applicable to the demand of multiple occasions such as public energy storage, domestic energy storage, camping, outdoor live broadcast, outdoor adventure and relief disaster. The portable power source can satisfy outdoor operation personnel's demand of charging. When working in a mountain area with a poor mobile phone network, the working crew can use the interphone 31 to communicate, which is convenient for communication. Through set up a handle respectively in the top surface both sides of well section of thick bamboo 11, guarantee that single or double homoenergetic conveniently carries and carries this portable power source.

Drawings

Fig. 1 is a schematic structural diagram of a mobile power supply provided in an embodiment of the present invention;

FIG. 2 is an exploded view of the mobile power supply of FIG. 1;

fig. 3 is an exploded schematic view of a front panel according to an embodiment of the present invention;

fig. 4 is an exploded schematic view of a rear panel according to an embodiment of the present invention;

fig. 5 is an exploded schematic view of a communication base station gateway according to an embodiment of the present invention;

fig. 6 is an exploded schematic view of an intercom provided by an embodiment of the present invention;

fig. 7 is a schematic diagram illustrating a mobile power supply according to an embodiment of the present invention when a communication base station gateway is not installed.

In the figure:

1. a housing; 11. a middle cylinder; 111. a battery pack; 112. a battery pack supporting seat; 113. anti-skid ground feet; 12. a front panel; 121. a front panel fixing frame; 122. a display screen; 123. function keys; 124. an LED lighting lamp; 125. an air duct; 126. a vehicle charging interface; 127. a USB interface; 13. a rear panel; 131. a rear panel fixing frame; 132. an XT60 interface; 134. an adapter charging port; 135. a rear panel LED lighting lamp; 136. an AC outlet; 137. a rear panel air duct; 14. a handle mounting ramp; 141. positioning a plate; 15. a support base; 151. a support base positioning projection;

2. a handle; 21. a handle base; 22. a handle portion; 221. the handle part positions the convex column;

3. a communication gateway base station; 31. an interphone; 311. a middle frame; 312. an upper shell; 313. a lower case; 314. a second circuit board; 315. a light guide pillar; 316. an LED illuminating lamp shield; 317. a main key group; 318. a first circuit board; 32. a bottom cover;

4. and turning over the cover plate.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the technical solution of the present invention will be further explained by combining the drawings and by means of the specific implementation manner. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the elements related to the present invention are shown in the drawings.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 6, the present embodiment provides a portable power source, which is capable of facilitating a call among a plurality of people at different locations while charging an external device.

Specifically, referring to fig. 1 and 2, the present embodiment provides a mobile power supply including a case 1, a handle 2, and a communication gateway base station 3.

The shell 1 comprises a hollow middle barrel 11 with openings at two ends, a battery pack 111 is arranged in the middle barrel 11, the battery pack 111 is used for supplying power to external equipment, a front panel 12 is arranged at an opening at one end of the middle barrel 11, and a rear panel 13 is arranged at an opening at the other end of the middle barrel 11; two opposite ends of the top surface of the middle barrel 11 are respectively provided with a handle 2, and the two handles 2, the front panel 12 and the rear panel 13 are surrounded to form an accommodating groove; the communication gateway base station 3 is disposed in the accommodating tank, and the communication gateway base station 3 is equipped with a plurality of interphones 31.

The portable power source that this embodiment provided carries when being fit for needing outdoor operations, specifically, this portable power source is applicable to the demand of multiple occasions such as public energy storage, domestic energy storage, camping, outdoor live broadcast, outdoor adventure and relief disaster. The portable power source can satisfy outdoor operation personnel's demand of charging. When working in a mountain area with a poor mobile phone network, the working crew can use the interphone 31 to communicate, which is convenient for communication. Through set up a handle 2 respectively in the top surface both sides of well section of thick bamboo 11, guarantee that single or double homoenergetic conveniently carries and carries this portable power source.

Specifically, the designer may select the capacity of the battery pack 111, so that the mobile power supply has the advantages of large capacity, high power, multiple operation modes, and the like.

Preferably, the battery pack 111 is capable of supplying power to the communication gateway base station 3.

Preferably, the interphone 31 is a mini interphone, and the antenna of the interphone 31 is detachable.

Further, the communication gateway base station 3 has an independent power supply and circuit, and can independently communicate and be charged through an external adapter. When the communication gateway base station 3 is mounted on the housing 1, the battery pack 111 supplies power to the communication gateway base station 3, and further supplies power to the interphone 31 for energy storage. Of course, the intercom 31 also has an independent power circuit, and can be independently communicated and charged by an external adapter, or can be accessed to the communication gateway base station 3 for communication and charging.

The front panel 12 and the front panel fixing frame 121 are connected to the middle cylinder 11 through screws; the rear panel 13 and the rear panel holder 131 are attached to the middle tube 11 by screws.

Specifically, a battery pack support seat 112 is further disposed in the middle tube 11, and the battery pack 111 is located on the battery pack support seat 112.

Specifically, a charging interface is arranged on the front panel 12, and the charging interface is connected with the battery pack 111. The external equipment is inserted into the charging interface for charging.

Further, the handle 2 comprises a handle base 21 and a handle part 22, wherein the handle base 21 is mounted on the middle cylinder 11 through a screw, and a first avoidance space is arranged on the handle base 21; the handle part 22 is provided with a second avoidance space, the handle part 22 is clamped between the front panel 12 and the rear panel 13 and is abutted against the handle base 21, and the first avoidance space is communicated with the second avoidance space, so that an operator can carry the mobile power supply through the handle 2 conveniently.

Further, the mobile power supply further comprises a front panel fixing frame 121 and a rear panel fixing frame 131, wherein the front panel fixing frame 121 is arranged between the front panel 12 and the middle barrel 11, and the first connecting piece sequentially penetrates through the front panel 12, the front panel fixing frame 121 and the middle barrel 11; the rear panel fixing frame 131 is arranged between the rear panel 13 and the middle barrel 11, and the second connecting piece sequentially penetrates through the rear panel 13, the rear panel fixing frame 131 and the middle barrel 11; both ends of handle portion 22 all are provided with the protruding post 221 of handle portion location, be provided with the protruding post perforation of first handle portion location on the front panel mount 121, be provided with the protruding post perforation of second handle portion location on the back panel mount 131, two protruding posts 221 of handle portion 22 are worn to locate respectively in the protruding post perforation of first handle portion location and the protruding post perforation of second handle portion location and handle portion 22 chucking between front panel mount 121 and back panel mount 131.

Through set up protruding post 221 of handle portion location at the both ends of handle portion 22, the protruding post 221 of handle portion location cooperates with the protruding post perforation of first handle portion location and the protruding post perforation of second handle portion location, realizes the fixed mounting of handle portion 22.

Specifically, when the portable power source is assembled, the battery pack support base 112 is first installed inside the inner tube 11. Specifically, four corners of the bottom of the battery pack supporting seat 112 are respectively provided with a threaded blind hole, the bottom surface of the middle barrel 11 is provided with four threaded unthreaded holes, and the threaded unthreaded holes and the threaded blind holes are arranged in a one-to-one correspondence manner. After the battery pack supporting seat 112 is installed in the installation position inside the middle tube 11, the battery pack fastening screws sequentially penetrate through the threaded unthreaded hole and the threaded blind hole, and the battery pack supporting seat 112 is fixed inside the middle tube 11.

Optionally, the middle tube 11 is formed by an aluminum profile extrusion process.

Further, two support bases 15 are provided on opposite sides of the bottom surface of the middle cylinder 11, and the support bases 15 are attached to the bottom surface of the middle cylinder 11 by screws. Set up supporting pedestal 15, can avoid well section of thick bamboo 11's bottom surface and ground contact, prevent that the dust on ground or ponding from getting into in the section of thick bamboo 11 inside.

Specifically, three screws are provided at intervals along the length direction of the support base 15 to ensure the connection stability of the support base 15 and the middle tube 11.

Further, in order to position the installation of the supporting base 15, a positioning groove is provided on the supporting base 15, and a positioning boss correspondingly matched with the positioning groove is provided on the middle cylinder 11. When the support base 15 is installed, the positioning boss is firstly clamped in the positioning groove, and then the support base 15 is installed on the middle cylinder 11 through screws.

Furthermore, two opposite ends of the supporting base 15 are respectively provided with a supporting base positioning protrusion 151, the front panel fixing frame 121 is provided with a first supporting base positioning protrusion through hole, the rear panel fixing frame 131 is provided with a second supporting base positioning protrusion through hole, and the two supporting base positioning protrusions 151 of the supporting base 15 are respectively arranged in the first supporting base positioning protrusion through hole and the second supporting base positioning protrusion through hole in a penetrating manner.

Through setting up the protruding 151 of support base location, the protruding 151 cooperation of support base location with the protruding perforation of first support base location and the protruding perforation of second support base location guarantees support base 15's installation reliability.

Preferably, four corners of the outer side of the bottom surface of the middle barrel 11 are provided with anti-slip feet 113, so that the placement stability of the mobile power supply is improved. Specifically, the bottom surface of the middle barrel 11 is preprocessed with four square sinking platforms, the square sinking platforms are arranged in one-to-one correspondence with the anti-skid feet 113, and one anti-skid foot 113 is installed in one square sinking platform.

Further, in this embodiment, the middle cylinder 11 further includes a handle installation inclined plane 14, the handle installation inclined plane 14 is disposed in one-to-one correspondence with the handle 2, one side of the handle installation inclined plane 14 is connected with the side surface of the middle cylinder 11, and the other side of the handle installation inclined plane 14 is connected with the top surface of the middle cylinder 11.

Through setting up hand installation inclined plane 14 for handle 2 is on a parallel with installation inclined plane 14 setting, makes things convenient for operating personnel to snatch handle 2, also can avoid handle 2 to occupy to encroaching on the storage tank space.

Preferably, the handle mounting inclined surface 14 is provided at an upper end thereof with a positioning plate 141, and the positioning plate 141 is used to position the handle 2. By providing the positioning plate 141, the handle 2 can be preliminarily positioned when the handle 2 is mounted.

Further, a light hole is formed in the handle installation inclined surface 14, a threaded hole is formed in the handle base 21, and a handle fastening screw penetrates through the light hole and the threaded hole in sequence to fix the handle base 21 on the handle installation inclined surface 14. The front panel 12 and the front panel fixing frame 121 are connected with the middle tube 11, one handle positioning convex column 221 on the handle part 22 penetrates into a first handle positioning convex column penetrating hole on the front panel fixing frame 121, then a second handle positioning convex column penetrating hole on the rear panel fixing frame 131 penetrates through the other handle positioning convex column 221 on the hand part 22, and the rear panel fixing frame 131 and the rear panel 13 are installed on the middle tube 11. Then, the communication gateway base station 3 is placed in the accommodating tank.

Further, referring to fig. 3, a display screen 122, function buttons 123, an LED lighting lamp 124, an air duct 125, a vehicle charging interface 126 and a USB interface 127 are mounted on the front panel 12.

The display screen 122 is a high-definition display screen, and can display the remaining power, the input/output power, and the on/off state of the interface of the mobile power supply. The function keys 123 are provided in plural, and can realize function control of the portable power source. Air duct 125 is used for assisting portable power source heat dissipation. Preferably, the air duct 125 is provided with a fan therein to further improve the heat dissipation function. Preferably, a silica gel protection plug is arranged at the vehicle charging interface 126, and the vehicle charging interface 126 can be suitable for various vehicle owner power consumption requirements; specifically, the positive electrode and the negative electrode of the vehicle charging interface 126 are fixed on the front panel 12 through threaded connection, and a silica gel protective plug is pre-installed on the front panel 12 and is plugged into the positive electrode hole of the vehicle charging interface 126. Preferably, a plurality of USB interfaces 127 are provided, and the plurality of USB interfaces 127 include a USB-a interface set and a USB-C interface set, and can be adapted to various small-sized electric devices such as mobile phones and computers.

Preferably, the display screen 122 and the function keys 123 are mounted on the same main circuit board, the main circuit board is fixed on the inner side of the front panel 12 by self-tapping screws, the position of the display screen 122 on the front panel 12 is provided with a transparent protective cover, and the front panel 12 is provided with plastic keys corresponding to the function keys 123. The LED illuminating lamp 124 is provided with an illuminating lamp semi-transparent shield, the LED elements are pasted on an LED circuit board, and the LED circuit board is fixed on the inner side of the front panel 12 through self-tapping screws. The USB-A interface group and the USB-C interface group adopt a circuit board wiring board form to weld the USB-A or USB-C interface on the circuit board, and the circuit board is fixed on the inner side of the front panel 12 through self-tapping screws; in addition, USB-A and USB-C can be fixed on the inner side of the front panel 12 by flying leads and a method of arranging a baffle plate.

Further, referring to fig. 4, the rear panel 13 is provided with an XT60 interface 132, an anderson interface, an adapter charging port 134, a rear panel LED lighting lamp 135, and an AC outlet 136.

Wherein, anderson interface can insert solar panel, charges for portable power source. The adapter charging port 134 is provided with a high-power aviation plug to ensure quick charging. The rear panel 13 is also provided with a rear panel air duct 137.

Four AC sockets 136 are arranged on the rear panel 13, the AC sockets 136 can be European standard, American standard or set according to requirements, each AC socket 136 is provided with a dustproof and waterproof sealing cover to protect the AC socket 136, and the arrangement of the AC sockets 136 can realize the coverage of the mobile power supply on most electronic equipment in the market.

Specifically, the AC receptacle 136 is provided with a mounting clip which can be inserted into a square hole corresponding thereto from the outside of the rear panel 13. A stainless steel rotating shaft is arranged above each square hole, and the dustproof and waterproof sealing cover is arranged on the stainless steel rotating shaft. Specifically, the outer side of the rear panel 13 is provided with a mounting groove for axial spacing along with a stainless steel rotating shaft, and the stainless steel rotating shaft is rotatably mounted in the mounting groove.

The XT60 interface 132 is mounted on the back panel 13 by way of an interference fit. The red and black connectors of the Anderson interface are arranged in pairs and are installed in the form of flying wires and Anderson stoppers, wherein the Anderson stoppers are fixed on the inner side of the back panel 13 through self-tapping screws.

The adapter charging port 134 is attached to the rear panel 13 with a fastening screw by an aviation plug.

Further, referring to fig. 5, an interphone slot is disposed on the top of the chassis of the communication gateway base station 3, and a charging contact is disposed in the interphone slot and is in butt joint with the interphone 31. The telecommunications gateway base station 3 further comprises a bottom cover 32. Preferably, bottom cover antiskid feet are installed at the bottom of the bottom cover 32, and the bottom cover 32 is assembled with the casing of the communication gateway base station 3 through self-tapping screws. A main circuit board of the communication gateway base station is arranged in a casing of the communication gateway base station 3, and the main circuit board of the communication gateway base station is respectively connected with a host computer stationing point library of a mobile power supply and a power-on contact of a main circuit of the interphone 31, so that a grading charging function is realized. That is, the portable power source can charge the communication gateway base station 3, and the communication gateway base station 3 can charge the interphone 31.

Furthermore, when the interphone is used, the interphone can talk by pressing the side talkback button.

Referring to fig. 6, the intercom 31 includes a middle frame 311, an upper shell 312 is buckled at an upper end of the middle frame 311, and a lower shell 313 is buckled at a lower end. In which the inner side of the upper case 312 is provided with a first circuit board 318 by a tapping screw, and the inner side of the lower case 313 is provided with a second circuit board 314 by a tapping screw. The inner side of the lower case 313 is also provided with a light guide pole 315.

Specifically, the material of the middle frame 311 is aluminum alloy.

The upper case 312 and the LED lamp cover 316 are mounted to the middle frame 311 from above the middle frame 311, and the lower case 313 is mounted to the middle frame 311 from below the middle frame 311.

Preferably, a positioning boss is provided in the middle frame 311, and positioning grooves matched with the positioning boss are provided on the upper shell 312 and the lower shell 313. The upper casing 312 and the lower casing 313 are fixed by a snap after being fitted into the middle frame 311.

The side talk-back button is installed in the reserved installation holes of the middle frame 311, the upper case 312 and the lower case 313. One end of the antenna is connected with a screw, and can be detached and assembled from the mounting hole in the top of the middle frame at any time. The outer side of the upper casing 312 is provided with a main key group 317, and the main key group 317 is arranged corresponding to the electronic key elements on the first circuit board 318.

Referring to fig. 7, optionally, when the mobile power supply is not connected to the communication gateway base station 3, the turning cover plate 4 may be disposed on the accommodating groove, so that the accommodating groove has a storage function. The flip cover 4 can cover the upper end opening of the accommodating groove, so that the accommodating groove forms a closed cavity in which various cables and small-sized electronic devices can be accommodated. Of course, a wireless charging tray can be placed in the closed cavity to charge a mobile phone or other wireless devices, or a heating tray can be placed in the closed cavity to heat coffee or heat water. In particular, the user may choose, at his or her discretion, how to use the closed cavity, without undue limitation.

The above embodiments have been described only the basic principles and features of the present invention, and the present invention is not limited by the above embodiments, and is not departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A mobile power supply, comprising:

the shell (1) comprises a hollow middle cylinder (11) with openings at two ends, a battery pack (111) is arranged in the middle cylinder (11), the battery pack (111) is used for supplying power to external equipment, a front panel (12) is arranged at an opening at one end of the middle cylinder (11), and a rear panel (13) is arranged at an opening at the other end of the middle cylinder (11); the handle (2) is arranged at two opposite ends of the top surface of the middle barrel (11), and a containing groove is formed by the two handles (2), the front panel (12) and the rear panel (13) in a surrounding manner;

the communication gateway base station (3) is arranged in the accommodating groove, and the communication gateway base station (3) is provided with a plurality of interphones (31).

2. Mobile power supply according to claim 1, characterized in that said handle (2) comprises:

the handle base (21) is mounted on the middle barrel (11) through a screw, and a first avoidance space is arranged on the handle base (21);

the handle part (22), be provided with the second on the handle part (22) and dodge the space, the handle part (22) press from both sides and locate between front panel (12) and rear panel (13) and with handle base (21) butt joint, first dodge the space with the second dodges the space and communicates.

3. The mobile power supply according to claim 2, wherein the mobile power supply further comprises:

the front panel fixing frame (121) is arranged between the front panel (12) and the middle barrel (11), and a first connecting piece sequentially penetrates through the front panel (12), the front panel fixing frame (121) and the middle barrel (11);

the rear panel fixing frame (131) is arranged between the rear panel (13) and the middle barrel (11), and a second connecting piece sequentially penetrates through the rear panel (13), the rear panel fixing frame (131) and the middle barrel (11);

both ends of handle portion (22) all are provided with protruding post of handle portion location (221), it perforates to be provided with the protruding post of first handle portion location on front panel mount (121), it perforates to be provided with the protruding post of second handle portion location on rear panel mount (131), two of handle portion (22) protruding post of handle portion location (221) are worn to locate respectively first handle portion location protruding post perforate with the protruding post of second handle portion location is perforated just handle portion (22) chucking in front panel mount (121) with between rear panel mount (131).

4. Mobile power supply according to claim 3, characterized in that one support base (15) is arranged on each of the two opposite sides of the bottom surface of the middle cylinder (11), and the support bases (15) are connected to the bottom surface of the middle cylinder (11) by screws.

5. The mobile power supply according to claim 4, wherein two opposite ends of the support base (15) are respectively provided with a support base positioning protrusion (151), the front panel fixing frame (121) is provided with a first support base positioning protrusion through hole, the rear panel fixing frame (131) is provided with a second support base positioning protrusion through hole, and the two support base positioning protrusions (151) of the support base (15) are respectively inserted into the first support base positioning protrusion through hole and the second support base positioning protrusion through hole.

6. The mobile power supply according to claim 1, wherein the middle barrel (11) further comprises a handle installation inclined plane (14), the handle installation inclined plane (14) is arranged corresponding to the handle (2) one by one, one side of the handle installation inclined plane (14) is connected with the side surface of the middle barrel (11), and the other side of the handle installation inclined plane (14) is connected with the top surface of the middle barrel (11).

7. The mobile power supply according to claim 6, wherein the handle mounting inclined plane (14) is provided with a positioning plate (141) at an upper end thereof, and the positioning plate (141) is used for positioning the handle (2).

8. The mobile power supply according to claim 1, wherein a battery pack support seat (112) is further disposed in the middle cylinder (11), and the battery pack (111) is located on the battery pack support seat (112).

9. The mobile power supply according to claim 1, wherein four corners outside the bottom surface of the middle cylinder (11) are provided with one anti-slip anchor (113).

10. The mobile power supply according to claim 1, wherein a charging interface is provided on the front panel (12).