CN-224233370-U - Off-grid solar charging device and charging system

Abstract

The application discloses an off-grid solar charging device and a charging system, wherein the off-grid solar charging device comprises one or more charging components, the charging components comprise a first shell, a second shell, a short circuit plug-in unit and a power port, a circuit board is arranged between the first shell and the second shell and is wrapped in the first shell and the second shell, the first shell is provided with a plurality of charging grooves, charging ports are arranged in the charging grooves, charging equipment is inserted into the charging grooves and charges the charging equipment through the charging ports, the charging ports are charged by adopting a serial electrical connection mode, when the short circuit plug-in unit is inserted into any one or more charging ports, the charging ports which are not short circuited are in a normal working state, and the charging equipment in a charging state at present is in a normal charging state. The scheme provided by the application has low cost and high charging efficiency, and can fully meet the basic electricity consumption requirement of the local residents in daily life.

Inventors

• CEN JIAMING

Assignees

• 广州绿能制造有限公司

Dates

Publication Date

20260512

Application Date

20250523

Claims (17)

1. 1. The off-grid solar charging device is characterized by comprising one or more charging assemblies, wherein when the number of the charging assemblies is multiple, the charging assemblies are connected in a movable connection mode; The charging assembly comprises a first shell, a second shell, a short circuit plug-in unit and a power port, wherein the first shell and the second shell are installed in a matched mode, a circuit board is arranged between the first shell and the second shell and is wrapped in the first shell and the second shell, a plurality of charging grooves are formed in the first shell, the charging port is arranged in each charging groove, the charging device is plugged in each charging groove and charges the charging device through the charging port, the charging ports are charged by adopting a serial electrical connection mode, when any one or a plurality of charging ports are plugged in the short circuit plug-in unit, the charging ports are short-circuited, the charging ports which are not short-circuited are in a normal working state, the charging device in the charging state is in the normal charging state at present, and the power port supplies power for converting solar energy into electric energy to the circuit board or supplies power of a public power grid.
2. 2. The off-grid solar charging device according to claim 1, wherein the charging assemblies are connected in a movable connection mode, and the off-grid solar charging device comprises a sliding block and a sliding rail which are arranged on two sides of the length direction of the charging assemblies, and when the charging assemblies comprise at least two sliding blocks arranged on a first charging assembly can be embedded into the sliding rail of a second charging assembly, so that the first charging assembly and the second charging assembly form a movable connection integrated structure.
3. 3. The off-grid solar charging device according to claim 2, wherein the sliding block comprises a groove on the charging assembly and a protrusion in the groove, the end side of the groove in the length direction is provided with a first opening for the sliding block to be matched with the sliding rail, the protrusion comprises a first protrusion extending from the bottom of the groove to the notch and a second protrusion on the first protrusion, the first protrusion is in a physical space distance with two sides of the groove, two ends of the second protrusion extend in the width direction of the notch and are in a physical space distance with the groove, and the height of the protrusion is equal to or smaller than or larger than the depth of the groove.
4. 4. The off-grid solar charging device according to claim 3, wherein the sliding rail comprises a sliding groove on the charging assembly and sliding arms extending into the sliding groove from two sides of the sliding groove, a second opening for guiding the protrusion to be embedded into the sliding groove is formed on the end side of the sliding groove in the length direction, the sliding groove has a depth and a width matched with those of the protrusion, and the sliding arms have elastic deformation capable of wrapping two ends of the second protrusion during and after the protrusion is embedded along the sliding groove.
5. 5. The off-grid solar charging device according to claim 4, wherein an end side of the chute in a length direction has a second opening guiding the protrusion to be fitted into the chute, comprising: One end of the sliding groove in the length direction is provided with a second opening for guiding the protrusion to be embedded into the sliding groove, the other end of the sliding groove is provided with a closed structure for limiting the protrusion to slide out of the sliding groove, and the second opening is an inlet and an outlet of the protrusion; Or alternatively The end side of the groove in the length direction is provided with a first opening for the sliding block to be matched with the sliding rail, and the first opening comprises: One end of the groove in the length direction is provided with a first opening for the sliding block to be matched with the sliding rail, and the other end of the groove is provided with a closed structure for limiting the protrusion to slide out of the sliding groove.
6. 6. The off-grid solar charging device according to claim 4, wherein a length direction of the groove is the same as a height direction of the charging assembly, and an end face of the groove in the length direction is in the same plane as an end face of the charging assembly in the height direction, and correspondingly, a length direction of the chute is the same as the height direction of the charging assembly, and an end face of the chute in the length direction is in the same plane as an end face of the charging assembly in the height direction; Or alternatively The length direction of the groove is the same as the length direction of the charging assembly, the groove and the end face of the charging assembly corresponding to the length direction are located on the same plane, correspondingly, the length direction of the sliding groove is the same as the length direction of the charging assembly, and the sliding groove and the end face of the charging assembly corresponding to the length direction are located on the same plane.
7. 7. The off-grid solar charging device according to claim 6, wherein when the length direction of the groove is the same as the height direction of the charging assembly, and the end face of the length direction of the groove is in the same plane as the end face of the height direction of the charging assembly, correspondingly, the length direction of the chute is the same as the height direction of the charging assembly, and the end face of the length direction of the chute is in the same plane as the end face of the height direction of the charging assembly, the slide block and the slide rail are respectively and correspondingly arranged in the side areas between the charging slots; When the length direction of the groove is the same as the length direction of the charging assembly, the end faces of the groove and the charging assembly corresponding to the length direction are located on the same plane, correspondingly, the length direction of the sliding groove is the same as the length direction of the charging assembly, and the end faces of the sliding groove and the charging assembly corresponding to the length direction are located on the same plane, the sliding block and the sliding rail are arranged on two sides of the length direction of the charging assembly correspondingly.
8. 8. The off-grid solar charging device according to claim 1, wherein the charging slot is a semi-closed accommodating space or a fully-closed accommodating space, and the height of the charging slot from bottom to top meets the fixing requirement of the charging equipment inserted into the charging slot; When the charging groove is a semi-closed accommodating space, a limit prism is arranged at the opening of the opening direction of the charging groove so as to limit the charging equipment to be in the charging groove in a charging state, and the charging equipment and the charging port are kept in a plug-in state.
9. 9. The off-grid solar charging device according to claim 1, wherein the short circuit plug comprises a short circuit plug-in portion, a fixing portion and an operation portion, wherein a short circuit plug pin is arranged in the short circuit plug-in portion and is matched and plugged with a charging port of the charging slot to carry out short circuit on the charging port, the fixing portion is connected with the short circuit plug-in portion, the fixing portion enables the short circuit plug-in portion to be placed in the accommodating cavity or enables the short circuit plug-in portion to be separated from the accommodating cavity through an assembling structural relation between the fixing portion and an accommodating cavity arranged in the charging assembly, and the operation portion is connected with the fixing portion to control the short circuit plug-in portion and the fixing portion to be placed in the accommodating cavity or control the short circuit plug-in portion and the fixing portion to be separated from the accommodating cavity.
10. 10. The off-grid solar charging device according to claim 9, wherein the accommodating cavities are arranged on the side face of the charging assembly in the length direction, the number of the accommodating cavities is matched with the number of the short-circuit plug-ins, the number of the short-circuit plug-ins is smaller than the number of charging ports of the individual charging assembly, and when the charging assembly is multiple, the number of the short-circuit plug-ins is unchanged.
11. 11. The off-grid solar charging device of claim 10, wherein the receiving cavity comprises a first notch located on a lengthwise side of the charging assembly, a second notch located on a bottom of the charging assembly, and a first predetermined distance between the first notch and a bottom edge of the charging assembly, and a second predetermined distance between the second notch and an opposite side of the first notch, wherein when the shorting socket portion and the securing portion are cylindrical, the first notch is a shape that mates with the shorting socket portion and the securing portion, and the second notch is the same or different shape than the first notch.
12. 12. The off-grid solar charging device of claim 11, wherein the receiving cavity further comprises: and a sleeve extending from the first notch into the second notch, wherein the sleeve and the fixing part have the assembling structural relation, and the length of the sleeve is smaller than that of the second notch.
13. 13. The off-grid solar charging device of claim 12, wherein the assembly structural relationship comprises: The fixing projection is arranged on the inner wall of the sleeve and is provided with an arc convex surface which is opposite to the entering direction of the short circuit plug-in unit when the short circuit plug-in unit is arranged in the accommodating cavity, an arc fixing groove arranged on the fixing part, the curvature of the arc fixing groove close to the end side of the short circuit plug-in unit is smaller than that of the arc fixing groove close to the end side of the operating part, and a notch which is arranged on the inner wall of the sleeve and extends from the second notch to the first notch, and the depth of the notch is smaller than the length of the sleeve.
14. 14. The off-grid solar charging device of claim 1, wherein when the plurality of charging assemblies are connected in a movable connection manner, the charging assemblies are connected in a parallel electrical connection manner.
15. 15. The off-grid solar charging device according to claim 1, wherein the outer surface of the bottom of the second housing is provided with a mounting structure for mounting the charging assembly on a mounting surface, the mounting structure comprising a mounting channel and a limiting plate positioned at the edge of the mounting channel; The length direction of the mounting channel is the same as the width direction of the charging assembly and is positioned in the middle area of the second shell, the limiting plates are positioned on two sides of the mounting channel, extend towards the center of the mounting channel and form a rail groove with the mounting channel, two sides of a mounting rail arranged on the mounting surface can slide into the rail groove, and after the charging assembly is mounted on the mounting rail, the side of the charging assembly facing the mounting surface and one side of the mounting rail, which is close to the mounting surface, are positioned on the same plane.
16. 16. The off-grid solar charging device of claim 1, wherein the charging assembly further comprises a control switch that controls the level of power provided by the power port to the charging port.
17. 17. An off-grid solar charging system, characterized by comprising an off-grid solar charging device, a charging equipment and a solar power supply device according to any one of the above claims 1 to 16; The solar power supply device is connected with the off-grid solar charging device, converts solar energy into electric energy through a solar panel, and provides electric power for a power port in the off-grid solar charging device through an electric power output end of the solar power supply device; The off-grid solar charging device acquires power provided by the solar power supply device through the power port and charges the charging equipment through a charging port in the off-grid solar charging device, wherein a short circuit plug-in unit is arranged on the charging port in an idle state; the charging equipment is inserted into the charging groove of the off-grid solar charging device, and the electric power provided by the off-grid solar charging device is obtained through the charging port in the charging groove.

Description

Off-grid solar charging device and charging system Technical Field The application relates to the technical field of electronic equipment, in particular to an off-grid solar charging device and a charging system. Background In the large environment where the global energy pattern is deeply transformed, off-grid solar technology is never accidental, but is a necessary result of the combined action of multiple factors. First, the pressure of energy crisis and energy structure transformation has prompted people to find new energy solutions. With the continuous development of world economy, the consumption of traditional fossil energy sources such as coal, petroleum and natural gas is increasing, the reserves are continuously reduced, and the contradiction between energy supply and demand is increasingly prominent. Meanwhile, fossil energy generates a large amount of pollutants such as carbon dioxide and sulfur dioxide in the combustion process, so that the environmental problems such as global warming and acid rain are aggravated, and serious threats are caused to the ecological system and human health. In order to realize sustainable energy supply and ecological environment protection, the energy structure is actively pushed to convert into clean and renewable energy in all countries around the world, and solar energy is used as clean energy with abundant reserves and wide distribution and becomes an important development object. Second, conventional power supply approaches have significant limitations in certain scenarios. In remote mountain areas, islands, deserts and other areas, the cost for erecting a power grid is extremely high due to complex terrain and scattered population, and the later maintenance difficulty is high, so that stable power supply is difficult to enjoy in the areas. In addition, after some natural disasters occur, such as earthquake, typhoon, flood and the like, the traditional power grid is often severely damaged, so that large-area power failure is caused, and the development of rescue work and the basic living demands of residents are affected. Under the conditions, the off-grid solar technology can rapidly provide power support for the areas and scenes by virtue of the characteristics that the off-grid solar technology does not depend on a traditional power grid and can independently operate, and the basic power requirements of illumination, communication, medical equipment and the like are met. Furthermore, the diversity of household and personal electricity demands has also driven the development of off-grid solar technology. In modern life, people have higher and higher dependence on electronic equipment, and devices such as smart phones, tablet computers and notebook computers have become necessities for life and work. Meanwhile, the use scenes of small electric equipment such as mobile lighting equipment, portable small fans and small humidifiers in families are increasingly abundant, and especially under the scenes of outdoor camping, courtyard activities, emergency standby and the like, the requirements for convenient and reliable power supplies are increasingly strong. The traditional battery power supply mode has the problems of limited electric quantity, frequent replacement and the like, and off-grid solar charging equipment can utilize ubiquitous solar energy to provide continuous and stable power supply for the equipment, so that the diversified power demand of people is greatly met. Disclosure of utility model The off-grid solar charging device and the charging system provided by the application are low in cost, green and environment-friendly, provide continuous and stable power supply for charging equipment, fully meet the basic power consumption requirements in daily life of local residents, and reduce the power consumption cost of the local residents. The specific scheme is as follows: The application provides an off-grid solar charging device which comprises one or more charging components, wherein when the charging components are in a plurality of charging components, the charging components are connected in a movable connection mode, the charging components comprise a first shell, a second shell, a short-circuit plug-in unit and a power port, the first shell and the second shell are installed in a matched mode, a circuit board is arranged between the first shell and the second shell and is wrapped in the first shell and the second shell, the first shell is provided with a plurality of charging grooves, charging ports are arranged in the charging grooves, the charging equipment is plugged into the charging grooves, the charging equipment is charged through the charging ports in a serial electrical connection mode, when the short-circuit plug-in unit is plugged into any one or more of the charging ports, the charging ports which are not in a short-circuit state are in a normal working state, the charging equipment in a normal charging state at present, and the po