CN215818999U

CN215818999U - Outdoor energy storage power supply

Info

Publication number: CN215818999U
Application number: CN202122094576.7U
Authority: CN
Inventors: 王雷; 邓磊
Original assignee: Ecoflow Technology Ltd
Current assignee: Ecoflow Technology Ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-02-11
Anticipated expiration: 2031-08-31

Abstract

The utility model belongs to the power supply unit field, in particular to outdoor energy storage power, fill the subassembly including casing, circuit board and car. The socket has been seted up on the casing, and the circuit board sets up in the assembly space that the inner wall of casing encloses to close the formation, and the car fills the subassembly and fills socket and locating part including the car, and the car fills the socket and sets up in the assembly space to expose in the interface, the car fills socket and circuit board electricity and connect and welded fastening, and the locating part is fixed in the assembly space, and is used for filling the socket to the car and applys the direction circuit board dorsad, and towards the effort of interface. The thrust that the locating part was applyed just can offset at least part and come from the external car and fill the head to alleviate the car better and fill the effort that the welding department of socket and circuit board received, improved the car and filled the firm in connection of socket and circuit board, also make the car fill the socket and fill the head and also have better contact reliability under the long-term frequent plug complex operating condition.

Description

Outdoor energy storage power supply

Technical Field

The application belongs to the field of power supply equipment, and particularly relates to an outdoor energy storage power supply.

Background

In recent years, energy storage power sources have gained much attention in the industry thanks to their ability to meet outdoor and emergency power requirements. The energy storage power supply can support vehicle-mounted charging generally, so that a vehicle charging interface is also arranged at the panel of the energy storage power supply.

Among the prior art, the car fills the interface and is connected with the inside relevant circuit board welded connection of energy storage power, and energy storage power when the in-service use, the car fills the interface and need frequently fill first plug cooperation with the car, so can make the car fill the interface and the energy storage power's circuit board between the welded junction the crack appears, lead to the car to fill the interface and appear contact failure and not hard up phenomenon emergence.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides an outdoor energy storage power supply, can make the car fill the interface and also can have better contact reliability under the operating condition of long-term frequent use.

In order to achieve the above object, the present application provides an outdoor energy storage power supply, which includes a casing, a circuit board and a vehicle charging assembly. The socket has been seted up on the casing, and the circuit board sets up in the assembly space that the inner wall of casing encloses to close the formation, and the car fills the subassembly and fills socket and locating part including the car, and the car fills the socket and sets up in the assembly space to expose in the interface, the car fills socket and circuit board electricity and connect and welded fastening, and the locating part is fixed in the assembly space, and is used for filling the socket to the car and applys the direction circuit board dorsad, and towards the effort of interface.

Optionally, the vehicle charging socket includes a negative electrode sleeve and a positive electrode nut that are insulated from each other and connected to each other, the positive electrode nut is electrically connected to the circuit board, an outer wall of the negative electrode sleeve is welded to the circuit board, a thrust plate is formed on an outer edge of an end portion of the negative electrode sleeve facing the socket, and the limiting member and the thrust plate are in abutting fit to apply an acting force facing the socket to the thrust plate.

Optionally, the limiting member includes a base portion and an abutting portion, the base portion is fixed in the assembling space, the abutting portion is disposed on the base portion, and the abutting portion is used for abutting and matching with the thrust plate.

Optionally, the abutting portion is cylindrical, and the negative electrode sleeve is arranged through the abutting portion.

Optionally, the thrust plate is an elastic plate and is disposed obliquely toward the circuit board.

Optionally, an annular protrusion is disposed on the inner wall of the housing corresponding to the outer periphery of the socket, and the thrust plate is located in an area surrounded by the annular protrusion.

Optionally, the outer wall of the abutting portion is formed with ribs for abutting against the inner wall of the annular protrusion.

Alternatively, the inner wall of the housing is provided with a fitting post, and the outer peripheral edge of the base portion is formed with a coupling lug for coupling with the fitting post by a screw.

Optionally, the car fills the subassembly and still includes the protection stopper, and the protection stopper includes the main cock body and connects in the connecting strip of the main cock body, and the main cock body is used for filling in and locates the negative pole sleeve, and the opening has been seted up to the outer wall of casing, and the end of connecting strip is formed with elasticity and colludes, and elasticity colludes and passes the opening and stretch into in the fitting space to be used for colluding the position that is located the neighboring of opening in the inner wall of casing.

Optionally, the main plug body includes an end cover and a plug block, the connecting strip is connected to the end cover, the plug block is disposed on the end cover, a plurality of contact ribs are formed on an outer wall of the plug block, and each contact rib is used for abutting against a wall of the negative electrode sleeve.

The embodiment of the application has at least the following beneficial effects: the outdoor energy storage power that this application embodiment provided, it includes casing, circuit board and car subassembly of charging. Wherein, the circuit board is arranged in the shell, the vehicle charging socket of the vehicle charging component is arranged in the shell and is exposed out of the insertion port, so that the external vehicle charging head is in insertion fit with the vehicle charging socket, when the vehicle charging head is in insertion fit with the vehicle charging socket, the vehicle charging head usually gives the vehicle charging socket a thrust towards the interior of the shell, the thrust can act on the welding position of the vehicle charging socket and the circuit board, and the limiting part fixed in the shell can apply an acting force which is opposite to the circuit board and towards the insertion port to the vehicle charging socket, so that the acting force applied by the limiting part can counteract at least part of the thrust from the vehicle charging head, thereby preferably relieving the acting force applied to the welding position of the vehicle charging socket and the circuit board, improving the connection firmness of the vehicle charging socket and the circuit board, and thus enabling the vehicle charging socket and the vehicle charging head to be under the working condition of long-term frequent insertion and extraction fit, also has better contact reliability.

Drawings

Fig. 1 is a schematic structural diagram of an outdoor energy storage power supply provided in an embodiment of the present application;

fig. 2 is an exploded schematic view of an outdoor energy storage power supply provided in an embodiment of the present application;

fig. 3 is a schematic structural diagram of a panel and a vehicle charging assembly of an outdoor energy storage power supply according to an embodiment of the present disclosure;

FIG. 4 is a cut-away view of the panel and the vehicle charging assembly shown in FIG. 3;

fig. 5 is an exploded schematic view of a panel and a vehicle charging assembly of an outdoor energy storage power supply according to an embodiment of the present disclosure;

fig. 6 is a schematic structural diagram of a panel of an outdoor energy storage power supply provided in an embodiment of the present application;

fig. 7 is a schematic structural diagram of a vehicle charging assembly of an outdoor energy storage power supply provided in an embodiment of the present application;

fig. 8 is a schematic structural diagram of a vehicle charging socket of a vehicle charging assembly of an outdoor energy storage power supply according to an embodiment of the present application;

fig. 9 is a schematic structural diagram of a limiting member of a vehicle charging assembly of an outdoor energy storage power supply according to an embodiment of the present application;

fig. 10 is a schematic structural diagram of a protection plug of a vehicle charging assembly of an outdoor energy storage power supply according to an embodiment of the present application.

Description of reference numerals:

10-housing 11-interface 12-annular projection

13-through opening 14-panel 15-main housing

16-assembly column 20-circuit board 21-gap

30-vehicle charging assembly 31-vehicle charging socket 32-limiting piece

33-negative pole sleeve 34-positive pole nut 35-thrust plate

36-base part 37-holding part 38-protective plug

371-rib 372-engaging lug 373-locating piece

381-main plug body 382-connecting strip 383-elastic hook

384-contact fins.

Detailed Description

The following detailed description of the present application will be made with reference to fig. 1 to 10, but it should be understood that the scope of the present application is not limited by the following detailed description.

In the description of the present application, it is to be understood that the positional descriptions, such as the directions of up, down, front, rear, left, right, etc., referred to herein are based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the referred device or element must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present application.

In the description of the present application, the meaning of a plurality is one or more, the meaning of a plurality is two or more, and larger, smaller, larger, etc. are understood as excluding the present number, and larger, smaller, inner, etc. are understood as including the present number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present application, unless otherwise expressly limited, terms such as set, mounted, connected and the like should be construed broadly, and those skilled in the art can reasonably determine the specific meaning of the terms in the present application by combining the detailed contents of the technical solutions.

For the reader's understanding of the examples in this application, the following explanation is given for the proper nouns and acronyms appearing in this application:

BMS, Battery Management System: the battery management system, commonly known as a "battery caregiver" or a "battery manager", can realize intelligent management and maintenance of each battery cell of a battery pack of the electronic equipment, prevent overcharge and overdischarge of the battery, prolong the service life of the battery pack, and monitor the working state of the battery pack.

An inverter board: the circuit board module is a circuit board module which is provided with an inverter bridge, control logic and a filter circuit and is responsible for converting direct current output by a battery pack into constant-frequency constant-voltage or frequency-modulation voltage-regulation alternating current in equipment such as an energy storage power supply.

LCD, Liquid Crystal Display: and a liquid crystal display screen.

LED, Light-emitting Diode: a light emitting diode.

OLED, Organic Light-emitting Diode: an organic light emitting diode.

AMOLED, Active-matrix Organic Light-emitting Diode: an active matrix organic light emitting diode or an active matrix organic light emitting diode.

Mini LED, Mini light-emitting Diode: a sub-millimeter light emitting diode.

Micro LED, Micro light-emitting Diode: the light emitting pixel unit is a high-density LED display array formed by assembling self-luminous micrometer LEDs on a driving panel.

Ac (alternating current) plug interface terminal: an AC plug interface terminal.

Dc (direct current) plug interface terminal: a DC plug interface end.

USB (Universal Serial bus) interface terminal: a universal serial bus interface port.

Psdr (power supply distribution): a power panel.

The energy storage power supply can support vehicle-mounted charging generally, so that a vehicle charging interface is also arranged at the panel of the energy storage power supply. The interface is filled with the car with the inside relevant circuit board welded connection of energy storage power, and energy storage power when the in-service use, the car fills the interface and need frequently with the car fill first plug cooperation, so can make the car fill the interface and the energy storage power's the welded junction between the circuit board crack appears, lead to the car to fill the interface and appear contact failure and not hard up phenomenon emergence.

Therefore, the embodiment of the application provides an outdoor energy storage power supply, so that the vehicle charging interface can also have better contact reliability under the working condition of long-term frequent use.

In this embodiment, the outdoor energy storage power source is an energy storage power source that can supply power to one or more electric devices simultaneously, and is mainly applied to activities such as outdoor operations and traveling, or used as emergency power and mobile power reserves in households and social units.

Specifically, as shown in fig. 1 and 2, the embodiment of the present application provides an outdoor energy storage power supply, which includes a housing 10, a circuit board 20, and a vehicle charging assembly 30. Wherein, the housing 10 is provided with a socket 11, and the circuit board 20 is disposed in an assembly space defined by an inner wall of the housing 10.

As shown in fig. 3 and 4, the vehicle charging assembly 30 includes a vehicle charging socket 31 and a limiting member 32, wherein the vehicle charging socket 31 is disposed in the assembling space and exposed out of the insertion opening 11, so that an external vehicle charging plug can pass through the insertion opening 11 and be inserted into the vehicle charging socket 31.

In the present embodiment, the vehicle charging socket 31 and the circuit board 20 are electrically connected and fixed by welding, and in the actual use process of the vehicle charging socket 31, when the vehicle charging head is inserted into the vehicle charging socket 31, a pushing force towards the assembly space in the housing 10 is applied to the vehicle charging socket 31, and the pushing force acts on the welding joint of the vehicle charging socket 31 and the circuit board 20, so that the stress at the welding joint is unbalanced, and the limiting member 32 is fixed in the assembly space and is used for applying a force to the vehicle charging socket 31, the force being directed away from the circuit board 20 and directed towards the socket 11. The action force exerted by the limiting member 32 can counteract at least part of the thrust force exerted by the external vehicle charging head.

Illustratively, the limiting member 32 may abut against a surface of the vehicle charging socket 31 facing away from the socket 11, so as to achieve the cancellation of the pushing force applied by the vehicle charging head through the principle of acting force and reacting force. Alternatively, the limiting member 32 has a spring, and the spring abuts against the surface of the vehicle charging socket 31 opposite to the socket 11, and applies an elastic force to the vehicle charging socket 31 toward the socket 11, so as to offset at least part of the thrust applied by the external vehicle charging head.

For example, in the present embodiment, the housing 10 may be an integral structure, or may be a separate design, for example, the housing 10 may include a main housing 15 and a panel 14, the panel 14 is embedded in a notch 21 formed in the main housing 15, the circuit board 20 is connected to an inner side of the panel 14, the plug port 11 is formed on the panel 14, and the panel 14 may further integrate interfaces such as a USB charging port, an AC plug interface port and/or a DC plug interface port, and a display screen. The display screen can be an LCD screen, an LED screen, an OLED screen, an AMOLED screen, a Mini LED screen and/or a Micro LED screen and the like.

Illustratively, in the present embodiment, a battery pack, a BMS board, an inverter board, a PSDR board, and the like connected to the battery pack are disposed in the housing 10 of the outdoor energy storage power supply.

Referring to fig. 4, the outdoor energy storage power supply provided in the embodiment of the present application is further described as follows: the outdoor energy storage power supply provided by the embodiment of the application comprises a shell 10, a circuit board 20 and a vehicle charging assembly 30. Wherein, the circuit board 20 is disposed in the housing 10, the vehicle charging socket 31 of the vehicle charging assembly 30 is disposed in the housing 10 and exposed out of the insertion port 11, so that the external vehicle charging head and the vehicle charging socket 31 are inserted and matched, when the vehicle charging head and the vehicle charging socket 31 are inserted and matched, the vehicle charging head usually provides the vehicle charging socket 31 with a thrust force towards the inside of the housing 10, the thrust force acts on the welding position of the vehicle charging socket 31 and the circuit board 20, and the limiting member 32 fixed in the housing 10 can apply an acting force towards the insertion port 11 and the direction opposite to the circuit board 20 to the vehicle charging socket 31, so that the acting force applied by the limiting member 32 can counteract at least part of the thrust force from the vehicle charging head, thereby preferably relieving the acting force applied to the welding position of the vehicle charging socket 31 and the circuit board 20, improving the connection firmness of the vehicle charging socket 31 and the circuit board 20, and thus enabling the vehicle charging socket 31 and the vehicle charging head to be frequently inserted and matched under the long-term insertion condition, also has better contact reliability.

In other embodiments of the present application, as shown in fig. 4 and 5, the vehicle charging socket 31 includes a negative sleeve 33 and a positive nut 34 insulated from and coupled to each other. The positive nut 34 is electrically connected with the circuit board 20, the outer wall of the negative sleeve 33 is fixedly welded with the circuit board 20, a thrust plate 35 is formed on the outer edge of the end portion of the negative sleeve 33 facing the socket 11, and the limiting member 32 is in abutting fit with the thrust plate 35 to apply an acting force to the thrust plate 35 and facing the socket 11.

Specifically, the opening is opened at one end of the negative electrode sleeve 33 facing the socket 11, the external vehicle charging head can be inserted into the negative electrode sleeve 33, and by arranging the thrust plate 35, the thrust plate 35 located at the end of the negative electrode sleeve 33 can apply an acting force facing the socket 11 to the negative electrode sleeve 33 under the abutting action of the limiting part 32, so that the acting force applied by the external vehicle charging head to the negative electrode sleeve 33 and facing the circuit board 20 is offset, the negative electrode sleeve 33 can maintain the stress balance, further, the welding part of the negative electrode sleeve 33 and the circuit board 20 can be prevented from cracking due to stress, and the negative electrode sleeve 33 and the circuit board 20 have better connection firmness.

Alternatively, the thrust plate 35 may be integrally formed with the outer edge of the end of the negative electrode sleeve 33 facing the socket 11, so that the connection strength between the thrust plate 35 and the negative electrode sleeve 33 can be improved, and the thrust plate 35 has better durability. Meanwhile, the thrust plate 35 may be annularly disposed on the outer edge of the end portion of the negative sleeve 33 facing the socket 11 to form an annular plate structure, so that the abutting and matching reliability of the thrust member and the limiting member 32 may be improved, and even if the assembling position of the limiting member 32 changes around the axial direction of the negative sleeve 33, the limiting member 32 may always abut and match with the thrust member.

Illustratively, the positive nut 34 is disposed at an end of the negative sleeve 33 facing away from the socket 11 and is electrically connected to the circuit board 20 via an electrical connection line. Meanwhile, an insulating gasket may be disposed between the positive nut 34 and the negative sleeve 33 to achieve insulation between the positive nut 34 and the negative sleeve 33. Alternatively, the positive nut 34 and/or the negative sleeve 33 may be coated with an insulating coating to insulate the positive nut 34 and the negative sleeve 33.

In other embodiments of the present application, as shown in fig. 6 and 7, the limiting member 32 includes a base portion 36 and an abutting portion 37, and the base portion 36 is fixed in the assembling space. The base portion 36 may be fixedly disposed on the inner wall of the housing 10. The abutting portion 37 is disposed on the base portion 36, and the abutting portion 37 is used for abutting engagement with the thrust plate 35.

Specifically, by making the limiting member 32 include the base portion 36 and the abutting portion 37, the base portion 36 is fixed in the assembling space of the housing 10, and first, the limiting member 32 is firmly assembled in the housing 10, and the abutting portion 37 abuts against the thrust plate 35, and thus the abutting fit between the limiting member 32 and the thrust plate 35 is also achieved.

Alternatively, the holding portion 37 and the base portion 36 may be integrally injection-molded or integrally cast. Alternatively, the abutting portion 37 and the base portion 36 may be separate members, for example, the abutting portion 37 may be embedded in or welded to the base portion 36, and the abutting portion 37 may be an elastic member such as a spring member to apply an elastic force to the thrust plate 35, so as to achieve an elastic buffering effect on the negative electrode sleeve 33 when the vehicle charging head is inserted into the negative electrode sleeve 33.

In other embodiments of the present application, as shown in fig. 7, the abutting portion 37 is cylindrical, and the negative electrode sleeve 33 is inserted into the abutting portion 37. Specifically, the abutting portion 37 is cylindrical, and the negative electrode sleeve 33 is inserted into the abutting portion 37, so that the abutting portion 37 limits the circumferential direction (along the radial direction of the negative electrode sleeve 33) of the negative electrode sleeve 33, the negative electrode sleeve 33 can be better prevented from shaking, and the connection stability between the negative electrode sleeve 33 and the circuit board 20 is better improved.

Optionally, the base portion 36 and the circuit board 20 are both provided with the notch 21 to avoid the gap passing through the negative sleeve 33 of the abutting portion 37, so that the circuit board 20 can be attached to the housing 10, the assembling space inside the housing 10 is saved, and the volume optimization of the outdoor energy storage power supply is realized. The edge of the notch 21 is further provided with a sub-notch 21, the edge of the base portion 36 is provided with a positioning block 373, and the positioning block 373 is embedded in the sub-notch 21, so that the limiting part 32 can be embedded and matched with the circuit board 20 after being assembled relative to the panel 14, and thus the limiting part 32 can be prevented from impacting the circuit board 20 under the action of external impact force, the circuit board 20 can be prevented from being damaged due to impact, and the use safety of the outdoor energy storage power supply is improved.

Illustratively, the circuit board 20 and the panel 14 may be detachably connected by bolts, so as to improve the assembling rapidity of the panel 14 and the vehicle charging assembly 30, and also facilitate the quick disassembling maintenance of the vehicle charging assembly 30.

In other embodiments of the present application, as shown in fig. 4 and 8, the thrust plate 35 is an elastic plate and is disposed obliquely toward the circuit board 20. Specifically, the thrust plate 35 is designed to be an elastic plate, and the thrust plate 35 is arranged in an inclined manner towards the circuit board 20, so that a certain included angle can be formed between the thrust plate 35 and the outer wall of the negative electrode sleeve 33, the abutting part is accommodated in the abutting part of the abutting part and the thrust plate 35, the abutting part and the thrust plate 35 are not prone to disengaging, and the working reliability of the abutting part is improved. And set up thrust plane 35 as the elastic sheet, when holding piece and thrust plane 35 looks butt like this, thrust plane 35 just can take place certain elastic deformation to can realize the elastic buffer to negative pole sleeve 33, so can prevent that the junction of negative pole sleeve 33 and circuit board 20 from bearing abrupt impact.

In other embodiments of the present application, as shown in fig. 4 and 7, the inner wall of the housing 10 is provided with an annular protrusion 12 corresponding to the outer periphery of the socket 11, and the thrust plate 35 is located in the area enclosed by the annular protrusion 12. Specifically, by locating the thrust plate 35 in the formation region surrounded by the annular protrusion 12, the thrust plate 35 can be protected by the annular protrusion 12.

Optionally, the edge of the thrust plate 35 abuts against the inner ring edge of the annular protrusion 12, so that the annular protrusion 12 can also limit the thrust plate 35, and the thrust plate 35 is prevented from shaking and being dislocated, so that the abutting part and the thrust plate 35 are not easily disengaged.

In other embodiments of the present application, as shown in fig. 7 and 9, the outer wall of the abutting portion 37 is formed with ribs 371, and the ribs 371 are used for abutting against the inner wall of the annular protrusion 12. Specifically, by enabling the ribs 371 and the annular protrusion 12 to be in butt fit, the annular protrusion 12 is limited to the abutting portion 37, on one hand, the assembling stability of the annular protrusion 12 in the assembling space is improved, and on the other hand, the reliability of the abutting fit between the abutting piece and the thrust plate 35 is also improved better.

Illustratively, the number of the ribs 371 is plural, the plural ribs 371 are annularly arranged on the peripheral wall surface of the abutting portion 37, and one end of the ribs 371 facing the insertion opening 11 is formed with a guide surface which is obliquely arranged, so that the ribs 371 are rapidly abutted and matched with the inner ring edge of the annular protrusion 12.

In other embodiments of the present application, as shown in fig. 7, the inner wall of the housing 10 is provided with the mounting posts 16, and the outer peripheral edge of the base portion 36 is formed with engaging lugs 372, the engaging lugs 372 being adapted to be connected to the mounting posts 16 by screws. Specifically, by screwing the engaging lug 372 and the mounting post 16, the housing 10 and the base portion 36 are detachably connected, and the mounting post 16 is provided to allow a space for accommodating the abutting portion 37 to be reserved between the base portion 36 and the housing 10.

In other embodiments of the present application, as shown in fig. 3 and 10, the vehicle charging assembly 30 further includes a protection plug 38, the protection plug 38 includes a main plug body 381 and a connection bar 382 connected to the main plug body 381, the main plug body 381 is used for being plugged in the negative electrode sleeve 33, the through opening 13 is opened on the outer wall of the casing 10, the connection bar 382 is used for passing through the through opening 13 and extending into the assembly space, an elastic hook 383 is formed at the end of the connection bar 382, and the elastic hook 383 is used for hooking the inner wall of the casing 10 at a position of the peripheral edge of the through opening 13.

Specifically, when the user does not use the outdoor energy storage power supply, the main plug body 381 of the protection plug 38 can be plugged in the negative electrode sleeve 33, so that external rainwater and other water and impurities can be prevented from entering the negative electrode sleeve 33, and the inside electric device of the housing 10 can be protected better. And the connection bar 382 can connect the main plug body 381 to the housing 10 when the main plug body 381 is not mated with the negative electrode sleeve 33, thereby preventing the main plug body 381 from being lost.

In other embodiments of the present application, as shown in fig. 10, the main plug body 381 includes an end cap and a plug block, the plug block is disposed on the end cap, and the plug block may be a hollow structure to achieve weight reduction. The outer wall of the plug is formed with a plurality of contact ribs 384, each contact rib 384 is used for abutting against the wall of the negative electrode sleeve 33, so that the stability of the main plug body 381 plugged in the negative electrode sleeve 33 can be improved.

The foregoing descriptions of specific exemplary embodiments of the present application have been presented for purposes of illustration and description. It is not intended to limit the application to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the present application and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the present application and various alternatives and modifications thereof. It is intended that the scope of the application be defined by the claims and their equivalents.

Claims

1. An outdoor energy storage power supply characterized in that: the method comprises the following steps:

the shell is provided with a socket;

the circuit board is arranged in an assembly space formed by the enclosing of the inner wall of the shell;

the vehicle charging assembly comprises a vehicle charging socket and a limiting piece, the vehicle charging socket is arranged in the assembly space and exposed out of the insertion port, and the vehicle charging socket and the circuit board are electrically connected and welded and fixed;

the limiting piece is fixed in the assembly space and used for applying acting force to the vehicle charging socket, wherein the acting force is opposite to the circuit board and faces the plug interface.

2. An outdoor energy storage power supply according to claim 1, wherein: the vehicle charging socket comprises a negative pole sleeve and a positive pole nut which are insulated and connected with each other, the positive pole nut is electrically connected with the circuit board, the outer wall of the negative pole sleeve is welded and fixed with the circuit board, a thrust plate is formed on the outer edge of the end part, facing the insertion port, of the negative pole sleeve, and the limiting part is in butt fit with the thrust plate so as to apply acting force, facing the insertion port, to the thrust plate.

3. An outdoor energy storage power supply according to claim 2, wherein: the limiting part comprises a base part and a butting part, the base part is fixed in the assembling space, the butting part is arranged on the base part, and the butting part is used for being in butt fit with the thrust plate.

4. An outdoor energy storage power supply according to claim 3, wherein: the abutting part is cylindrical, and the negative electrode sleeve penetrates through the abutting part.

5. An outdoor energy storage power supply according to claim 3, wherein: the thrust plate is an elastic plate and is obliquely arranged towards the circuit board.

6. An outdoor energy storage power supply according to claim 3, wherein: the inner wall of the shell is provided with an annular bulge corresponding to the periphery of the inserting port, and the thrust plate is located in an area defined by the annular bulge.

7. An outdoor energy storage power supply according to claim 6, wherein: ribs are formed on the outer wall of the abutting part and used for abutting against the inner wall of the annular bulge.

8. An outdoor energy storage power supply according to any one of claims 3 to 7, wherein: the inner wall of the shell is provided with an assembling column, and the peripheral edge of the base part is provided with a connecting lug which is connected with the assembling column through a screw.

9. An outdoor energy storage power supply according to any one of claims 2 to 6, wherein: the car fills the subassembly and still includes the protection stopper, the protection stopper include the main cock body and connect in the connecting strip of the main cock body, the main cock body is used for filling in and locates in the negative pole sleeve, the opening has been seted up to the outer wall of casing, the end of connecting strip is formed with elasticity and colludes, elasticity colludes and passes the opening stretches into in the fitting space, and be used for colluding in the inner wall of casing is located the position of the neighboring of opening.

10. An outdoor energy storage power supply according to claim 9, wherein: the main plug body comprises an end cover and a plug block, the connecting strip is connected with the end cover, the plug block is arranged on the end cover, a plurality of contact convex edges are formed on the outer wall of the plug block, and each contact convex edge is used for being abutted to the wall of the negative electrode sleeve.