CN220775769U - Photovoltaic power generation power supply, photovoltaic power generation power supply group and photovoltaic power generation system - Google Patents

Abstract

The application discloses photovoltaic power generation power supply, photovoltaic power generation power supply group and photovoltaic power generation system belongs to photovoltaic technical field. The photovoltaic power generation power supply includes: a photovoltaic module; the photovoltaic power generation device comprises an inverter, wherein the inverter is electrically connected with the photovoltaic module, the inverter is provided with a first interface and a second interface, and a plurality of photovoltaic power generation power sources are connected through the first interface and the second interface in a matched mode. Through the design of above-mentioned first interface and second interface for a plurality of photovoltaic power generation power can form the relation of connection of mutual plug hasp each other, combine curtain photovoltaic and photovoltaic glass together better, saved photovoltaic power generation power's installation space in the building structure, when improving convenience and security in the installation operation, beautified curtain photovoltaic's design.

Description

Photovoltaic power generation power supply, photovoltaic power generation power supply group and photovoltaic power generation system

Technical Field

The application belongs to the technical field of photovoltaics, and particularly relates to a photovoltaic power generation power supply, a photovoltaic power generation power supply group and a photovoltaic power generation system.

Background

The new energy source is developed in a scale and explosive manner, the installed capacity of the photovoltaic module is increased rapidly, and the installation space of the photovoltaic module is more and more tense. The novel photovoltaic module is used for replacing glass in urban building and building, and the novel photovoltaic module brings new explosion opportunity to the photovoltaic.

The existing string inverters or micro-inverters have the problem that occupied space and appearance are difficult to coordinate with a photovoltaic module, and especially the problem that curtain wall photovoltaic and household photovoltaic glass are combined together and are not coordinated is more serious.

Disclosure of Invention

The present application aims to solve at least one of the technical problems existing in the prior art. Therefore, the application provides a photovoltaic power generation power supply, photovoltaic power generation power supply group and photovoltaic power generation system, combines curtain photovoltaic and photovoltaic glass together better, when improving convenience and security in the installation operation, beautifies the design of curtain photovoltaic.

In a first aspect, the present application provides a photovoltaic power generation power supply comprising:

a photovoltaic module;

the photovoltaic power generation device comprises an inverter, wherein the inverter is electrically connected with the photovoltaic module, the inverter is provided with a first interface and a second interface, and a plurality of photovoltaic power generation power sources are connected through the first interface and the second interface in a matched mode.

According to the photovoltaic power generation power supply, through the design of the first interface and the second interface, a plurality of photovoltaic power generation power supplies can form a connection relation of the mutual plug lock catches, curtain wall photovoltaic and photovoltaic glass are better combined together, installation space of the photovoltaic power generation power supply in a building structure is saved, convenience and safety in installation operation are improved, and meanwhile, the appearance design of curtain wall photovoltaic is beautified.

According to one embodiment of the present application, an electrical connection terminal is disposed in the first interface and the second interface, and a plurality of photovoltaic power generation sources are electrically connected through the electrical connection terminal in the first interface and the second interface.

According to one embodiment of the application, a plurality of photovoltaic power generation sources are connected in parallel through the electrical connection terminals in the first interface and the second interface.

According to one embodiment of the application, the first interface and the second interface are arranged separately at the side of the inverter.

According to one embodiment of the application, the first interface and the second interface are arranged at both ends of the inverter, respectively.

According to one embodiment of the application, the inverter is a cylinder.

According to one embodiment of the present application, the inverter is elongated and has a flexible circuit board and a soft shell.

According to one embodiment of the present application, the photovoltaic power generation power supply further includes:

and the plug-in component is detachably connected with at least one of the photovoltaic module and the inverter, and the inverter is electrically connected with the photovoltaic module through the plug-in component.

According to one embodiment of the application, the plug-in component is detachably connected with the photovoltaic module, and the plug-in component is detachably connected with the inverter.

According to one embodiment of the application, the inverter is provided with a plug hole, and the plug member is detachably assembled in the plug hole.

According to one embodiment of the application, one of the peripheral wall of the plug hole and the plug piece is provided with a protrusion, and the other is provided with a locking groove, and the protrusion is locked with the locking groove.

According to one embodiment of the application, a compression strip is arranged in the plug hole.

In a second aspect, the present application provides a photovoltaic power generation power pack comprising:

a plurality of photovoltaic power generation sources, such as any one of the above, are connected in ac parallel, and are connected to the second interface through the first interface.

According to the photovoltaic power generation power supply group, through the arrangement of the plurality of photovoltaic power generation power supplies, the novel inverter design is utilized, the photovoltaic power conversion grid connection of the assembly level is realized, the combination and the power cooperative control are realized in a wireless mode, and the coordination of curtain wall photovoltaic and household photovoltaic glass combination is optimized.

In a third aspect, the present application provides a photovoltaic power generation system comprising:

such as the photovoltaic power generation power pack described above.

According to the photovoltaic power generation system, through the arrangement of the photovoltaic power generation power supply unit, the problem of integrated design of the glass curtain wall and the photovoltaic glass of the glass balcony of a house and a building in the future is solved, the installation convenience, safety and attractiveness of curtain wall photovoltaic are improved, customized integrated design is provided, and the requirements of users under different scenes are fully adapted.

Additional aspects and advantages of the application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application.

Drawings

The foregoing and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, wherein:

fig. 1 is one of schematic structural diagrams of a photovoltaic power generation power supply unit provided in an embodiment of the present application;

fig. 2 is a second schematic structural diagram of a photovoltaic power generation power pack according to an embodiment of the present disclosure;

fig. 3 is a schematic structural diagram of a photovoltaic power generation source provided in an embodiment of the present application;

fig. 4 is one of schematic structural diagrams of an inverter of a photovoltaic power generation source provided in an embodiment of the present application;

fig. 5 is a second schematic structural diagram of an inverter of a photovoltaic power generation source according to an embodiment of the present disclosure;

fig. 6 is a third schematic structural diagram of an inverter of the photovoltaic power generation provided in the embodiment of the present application;

fig. 7 is a schematic structural diagram of a photovoltaic module and a plug-in component of a photovoltaic power generation power supply according to an embodiment of the present application;

fig. 8 is a schematic structural diagram of a plug-in unit of a photovoltaic power generation power supply according to an embodiment of the present application;

fig. 9 is a second schematic structural diagram of a plug-in unit of a photovoltaic power generation power supply according to an embodiment of the present disclosure;

fig. 10 is a schematic diagram of an inverter of a photovoltaic power generation power supply according to an embodiment of the present disclosure.

Reference numerals:

the photovoltaic power generation power supply 100, the photovoltaic module 110, the inverter 120, the first interface 121, the second interface 122, the plug hole 123, the protrusion 124, the compression strip 125, the plug 130 and the locking groove 131.

Detailed Description

Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.

The present application discloses a photovoltaic power generation power supply 100.

A photovoltaic power generation power supply 100 according to an embodiment of the present application is described below with reference to fig. 1 to 10.

In some embodiments, as shown in fig. 1-2, a photovoltaic power generation source 100 may include: a photovoltaic module 110 and an inverter 120.

The photovoltaic module 110 may be a solar cell module for converting solar energy into electric energy, and the electric energy generated by the photovoltaic module 110 may be sent to a storage battery for storage, or may push a load to work, where the photovoltaic module 110 may include a photovoltaic cell, a photovoltaic array, a storage battery, or a controller, etc.

The inverter 120 is electrically connected to the photovoltaic module 110, the inverter 120 is provided with a first interface 121 and a second interface 122, and the plurality of photovoltaic power generation sources 100 are connected in a matched manner through the first interface 121 and the second interface 122.

The inverter 120 may be configured to convert direct current generated by the photovoltaic module 110 into alternating current, the photovoltaic module 110 may be electrically connected with the inverter 120 as a core component of a photovoltaic power generation system, and important parameters of the photovoltaic module 110 may include power, voltage, current, length-width dimension, weight and the like, where the voltage and the current of the photovoltaic module 110 determine the type of the corresponding inverter 120, and the length-width dimension of the photovoltaic module 110 determines the number of blocks in which the photovoltaic module 110 can be installed by the curtain wall.

As shown in fig. 1-2, the first interface 121 and the second interface 122 cooperate to form a latch structure, where the first interface 121 may be a male connector, the second interface 122 may be a female connector, specifically, the first interface 121 may be a shrink plug-in unit, and the second interface 122 may be a plug-in slot corresponding to the shrink plug-in unit.

It can be appreciated that in some high-rise buildings and super high-rise buildings, in order to save installation space, a curtain wall photovoltaic mode may be adopted, in other words, curtain wall glass is replaced by a photovoltaic power generation source 100, and at this time, the photovoltaic module 110 and the inverter 120 need to be integrated and assembled into a relatively harmonious whole curtain wall.

In practical implementation, as shown in fig. 1-2, in the process of connecting multiple photovoltaic power generation sources 100, the first interface 121 of the first photovoltaic power generation source 100 may be locked with the second interface 122 of the adjacent second photovoltaic power generation source 100, and the second interface 122 of the first photovoltaic power generation source 100 may be locked with the first interface 121 of the adjacent third photovoltaic power generation source 100, so as to realize connection between the first photovoltaic power generation source 100 and the adjacent second photovoltaic power generation source 100 and third photovoltaic power generation source 100, and the number of the photovoltaic power generation sources 100 is similar regardless of the overlapping number.

The photovoltaic power generation power supply 100 provided by the embodiment of the application, through the design of the first interface 121 and the second interface 122, a connection relationship of a mutual plug lock catch can be formed between a plurality of photovoltaic power generation power supplies 100, curtain wall photovoltaic and photovoltaic glass are better combined together, installation space of the photovoltaic power generation power supply 100 in a building structure is saved, convenience and safety in installation operation are improved, and meanwhile, appearance design of curtain wall photovoltaic is beautified.

In some embodiments, the first interface 121 and the second interface 122 may have electrical connection terminals therein, and the plurality of photovoltaic power generation sources 100 may be electrically connected through the electrical connection terminals in the first interface 121 and the second interface 122.

In this embodiment, the first interface 121 and the second interface 122 may both lead out electrical connection terminals, taking a process of connecting two photovoltaic power generation power supplies 100 as an example, where the first interface 121 of one photovoltaic power generation power supply 100 is locked with the second interface 122 of the other photovoltaic power generation power supply 100, and at the same time, the electrical connection terminal of the first interface 121 of one photovoltaic power generation power supply 100 is connected with the electrical connection terminal of the second interface 122 of the other photovoltaic power generation power supply 100, and the electrical circuits in the two photovoltaic power generation power supplies 100 are connected through the cooperation of the first interface 121 and the second interface 122.

The photovoltaic power generation power supply 100 provided by the embodiment of the application, through the design that the electric connection terminals are arranged in the first interface 121 and the second interface 122, the mechanical connection and the electric connection between the photovoltaic power generation power supplies 100 are realized, the smoothness of an electric loop between the photovoltaic power generation power supplies 100 is ensured, and meanwhile, the reliability of the electric connection is greatly enhanced by means of the portable hot plug design.

In some embodiments, the plurality of photovoltaic power generation sources 100 may be connected in parallel through electrical connection terminals within the first interface 121 and the second interface 122.

In this embodiment, although the mechanical connection between the plurality of photovoltaic power generation sources 100 is a common serial connection manner, the circuit connection between the plurality of photovoltaic power generation sources 100 is an ac parallel connection manner, specifically, the electrical connection terminals in the first interface 121 and the second interface 122 of the plurality of photovoltaic power generation sources 100 are all electrically connected with the bus, that is, the bus has a plurality of branch circuits, on which the plurality of photovoltaic power generation sources 100 are respectively arranged, and the plurality of branch circuits are in one-to-one correspondence with the plurality of photovoltaic power generation sources 100, so that the bus is ensured to respectively control the plurality of photovoltaic power generation sources 100, and even if the photovoltaic power generation source 100 on one of the branch circuits fails, the normal operation of the photovoltaic power generation sources 100 on the other branch circuits is not affected.

It should be noted that, the power collaboration among the plurality of photovoltaic power generation power supplies 100 performs networking command collaboration in a wireless manner, the photovoltaic power generation power supplies 100 have component-level power optimization and component-level safety on-off, and the single component abnormality does not affect the power generation use of other photovoltaic power generation power supplies 100 that are connected in a grid.

According to the photovoltaic power generation power supply 100, parallel connection of alternating current among the photovoltaic power generation power supplies 100 is achieved, parallel connection and interconnection among the photovoltaic power generation power supplies 100 are achieved, a certain number of photovoltaic power generation power supplies 100 are connected in parallel, then a load or a power grid is connected, distributed networking is achieved, and cable diameters are reduced.

In some embodiments, as shown in fig. 2-4, the first interface 121 and the second interface 122 may be separately disposed at sides of the inverter 120.

As shown in fig. 4, the first interface 121 and the second interface 122 may be disposed at both sides of a perpendicular bisector of a long side of the inverter 120, the long side of the inverter 120 may have a length W, a distance between the first interface 121 and the perpendicular bisector of the long side of the inverter 120 may be a, and a may satisfy: 1/5 W.ltoreq.a.ltoreq.1/3W, the distance between the second interface 122 and the perpendicular bisector of the long side of the inverter 120 may be b, and b may satisfy: 1/5 W.ltoreq.b.ltoreq.1/3W, for example, in some embodiments, as shown in FIG. 4, the distance a between the first interface 121 and the perpendicular bisector of the long side of the inverter 120 is 1/4W, and the distance b between the first interface 121 and the perpendicular bisector of the long side of the inverter 120 is 1/4W.

It should be noted that the specific values of a and b may be adjusted according to the actual requirements of the project, so as to achieve the purpose of customizing the design of the inverter 120.

In actual implementation, in the case where a plurality of photovoltaic power generation supplies 100 are vertically connected, the side face of the inverter 120 of the first photovoltaic power generation supply 100 is disposed opposite to the side face of the inverter 120 of the adjacent second photovoltaic power generation supply 100, the first interface 121 on the side face of the inverter 120 of the first photovoltaic power generation supply 100 may be locked with the second interface 122 on the side face of the inverter 120 of the second photovoltaic power generation supply 100, the side face of the inverter 120 of the first photovoltaic power generation supply 100 is disposed opposite to the side face of the inverter 120 of the adjacent third photovoltaic power generation supply 100, the second interface 122 on the side face of the inverter 120 of the first photovoltaic power generation supply 100 may be locked with the first interface 121 on the side face of the inverter 120 of the third photovoltaic power generation supply 100, thereby realizing the vertical connection of the first photovoltaic power generation supply 100 with the adjacent second photovoltaic power generation supply 100 and third photovoltaic power generation supply 100, and so on.

The photovoltaic power generation source 100 provided by the embodiment of the application, through the structural design that the first interface 121 and the second interface 122 are separated and arranged on the side edge of the inverter 120, vertical connection of a plurality of photovoltaic power generation sources 100 is realized, the arrangement requirements of upper rows and lower rows when a user arranges curtain wall photovoltaic are met, and meanwhile, the contact area of the joint is large, so that the installation firmness is more facilitated.

In some embodiments, as shown in fig. 1 and 5-6, the first interface 121 and the second interface 122 may be disposed at both ends of the inverter 120, respectively.

In a practical implementation, in the case where a plurality of photovoltaic power generation supplies 100 are horizontally connected, a first end of the inverter 120 of a first photovoltaic power generation supply 100 is disposed opposite to a second end of the inverter 120 of an adjacent second photovoltaic power generation supply 100, a first interface 121 on the first end of the inverter 120 of the first photovoltaic power generation supply 100 may be locked with a second interface 122 on the second end of the inverter 120 of the second photovoltaic power generation supply 100, the second end of the inverter 120 of the first photovoltaic power generation supply 100 is disposed opposite to the first end of the inverter 120 of an adjacent third photovoltaic power generation supply 100, a second interface 122 on the second end of the inverter 120 of the first photovoltaic power generation supply 100 may be locked with a first interface 121 on the first end of the inverter 120 of the third photovoltaic power generation supply 100, thereby achieving horizontal connection of the first photovoltaic power generation supply 100 with the adjacent second photovoltaic power generation supply 100 and third photovoltaic power generation supply 100, and so on.

The photovoltaic power generation power supply 100 provided by the embodiment of the application, through the structural design that the first interface 121 and the second interface 122 are respectively arranged at two ends of the inverter 120, the horizontal connection of a plurality of photovoltaic power generation power supplies 100 is realized, the arrangement requirement of horizontal extension when a user arranges curtain wall photovoltaic is met, the installation difficulty is lower simultaneously, and the operation is simple and convenient.

In some embodiments, as shown in fig. 6, the inverter 120 may be a cylinder.

In this embodiment, considering that the side surface of the cylinder is a curved surface, if the first interface 121 and the second interface 122 are disposed, which is not beneficial to the connection effect, in the case that the inverter 120 is a cylinder, the first interface 121 and the second interface 122 are disposed at both ends of the inverter 120 as an optimal solution, and the shape of the first interface 121 may include, but is not limited to, a square body, a cylinder, or a semi-cylinder, etc., which is not limited herein, for example, in some embodiments, the shape of the first interface 121 is a cylinder, and the second interface 122 is a corresponding cylinder groove, as shown in fig. 6.

The photovoltaic power generation power supply 100 provided by the embodiment of the application is provided with the shape of the inverter 120 being a cylinder, and the configuration design of the first interface 121 and the second interface 122 is arranged at two ends in cooperation with the configuration design of the two ends, so that the external configuration of the traditional inverter 120 is broken, the requirements of users in different scenes are adapted in various configurations, and the inverter 120 is prevented from shaking and vibrating to form impact abrasion to other components under special working conditions on the external surface without edges and corners.

In some embodiments, as shown in fig. 4-5, the inverter 120 may be elongated, and the inverter 120 may have a flexible circuit board and a soft shell.

In this embodiment, in case that the inverter 120 is elongated, the first and second interfaces 121 and 122 may be disposed at sides of the inverter 120, or the first and second interfaces 121 and 122 may be disposed at both ends of the inverter 120, and the shape of the first interface 121 may include, but is not limited to, a square body, a cylinder, a semi-cylinder, or the like, and the shape of the first interface 121 may be a square body and the second interface 122 may be a corresponding square body groove, as shown in fig. 4 to 5, for example.

And replace ordinary circuit board, the flexible circuit board that the banding dc-to-ac converter 120 can adopt the reliability to be higher and the flexibility is better, and in the in-process of dc-to-ac converter 120 assembly, each part in the dc-to-ac converter 120 can install in the software shell, encapsulates through the software plastic shell glue.

The material of the soft shell may be a thermoplastic material, where the thermoplastic material may be, but is not limited to, PE (Polyethylene), PP (Polypropylene), PS (Polystyrene), or PMMA (Polymethyl methacrylate ), and the like, and in some embodiments, the plastic material may be PP (Polypropylene).

The photovoltaic power generation 100 provided by the embodiment of the application sets up for long banding shape through above-mentioned dc-to-ac converter 120, cooperates the setting of flexible circuit board and software shell for the form of dc-to-ac converter 120 can furthest adapt to photovoltaic module 110, and satisfies two kinds of arrangement modes that first interface 121 and second interface 122 side were arranged and both ends were arranged simultaneously, increases photovoltaic power generation 100's width of use.

In some embodiments, as shown in fig. 7-9, the photovoltaic power generation source 100 may further include: plug 130.

The plug-in 130 may be detachably connected with at least one of the photovoltaic module 110 and the inverter 120, and the inverter 120 may be electrically connected with the photovoltaic module 110 through the plug-in 130.

The plug 130 may be configured to facilitate insertion, and the plug 130 may be in a block shape, a column shape, or a bent shape, which is not limited herein, for example, in some embodiments, the plug 130 is a bent shape as shown in fig. 8.

In some embodiments, the plug 130 may be fixedly mounted to the photovoltaic module 110, and the plug 130 may be detachably connected with the inverter 120; in other embodiments, the plug 130 may be fixedly mounted to the inverter 120, and the plug 130 may be detachably connected to the photovoltaic module 110; in still other embodiments, both the photovoltaic module 110 and the inverter 120 may be removably connected to the plug-in 130.

In actual implementation, the plug-in component 130 may lead out an external terminal, and after the plug-in component 130 is connected with the photovoltaic module 110 and the inverter 120, the external terminals of the plug-in component 130 are also electrically connected with the photovoltaic module 110 and the inverter 120, so that the photovoltaic module 110 and the inverter 120 are electrically connected through the external terminals of the plug-in component 130.

According to the photovoltaic power generation power supply 100 provided by the embodiment of the application, through the arrangement of the plug-in component 130, the integrated design of the inverter 120 and the photovoltaic module 110 is realized, the mechanical connection and the electrical connection between the inverter 120 and the photovoltaic module 110 are guaranteed, the problem that the inverter 120 and the photovoltaic module 110 are uncoordinated under curtain wall photovoltaic assembly is solved, and the plug-in component 130 can customize the form according to the user requirements, so that the flexibility of the overall structure is guaranteed, and the user experience sense is promoted.

In some embodiments, as shown in fig. 7-9, the plug 130 can be removably connected with the photovoltaic module 110, and the plug 130 can be removably connected with the inverter 120.

The connection manner of the plug 130 and the photovoltaic module 110 may include, but is not limited to, a snap connection, an interference connection, a pin connection, etc., such as, in some embodiments, the plug 130 and the photovoltaic module 110 are connected by a snap connection.

The connection between the plug 130 and the inverter 120 may include, but is not limited to, a snap-fit connection, an interference connection, a pin connection, etc., such as, in some embodiments, the plug 130 is connected to the inverter 120 by a snap-fit connection.

In actual implementation, when the photovoltaic module 110 and the inverter 120 are assembled, the plug-in unit 130 may be inserted into the photovoltaic module 110 and the inverter 120, that is, the plug-in unit 130 may be detachably connected with the photovoltaic module 110 and the inverter 120; when the photovoltaic module 110 is detached from the inverter 120, the plug-in unit 130 can be pulled out of the photovoltaic module 110 and the inverter 120, and the photovoltaic module 110, the inverter 120 and the plug-in unit 130 can be detached.

The photovoltaic power generation power supply 100 provided by the embodiment of the application realizes independent installation and removal of the photovoltaic module 110, the inverter 120 and the plug-in module 130 through the design that the plug-in module 130 is detachably connected with the photovoltaic module 110 and the inverter 120, so that the plug-in module 130 is convenient to detach and replace in time under the condition that the plug-in module 130 is damaged and needs to be replaced, and maintainability of the whole device is improved.

In some embodiments, as shown in fig. 4-6 and 10, the inverter 120 may be provided with a plug hole 123, and the plug 130 may be detachably mounted to the plug hole 123.

In this embodiment, the plug 130 may be inserted into the photovoltaic module 110 and the inverter 120 in various directions, for example, in some embodiments, as shown in fig. 4 to 7, the plug 130 may be inserted into the photovoltaic module 110 and the inverter 120 in a horizontal direction, where the length direction of the plug hole 123 is also in a horizontal direction, and, for example, as shown in fig. 7, the plug 130 may be inserted into the photovoltaic module 110 and the inverter 120 in a vertical direction, where the length direction of the plug hole 123 is also in a vertical direction.

The photovoltaic power generation 100 provided by the embodiment of the application realizes the detachable connection between the plug-in component 130 and the inverter 120 through the arrangement of the plug-in hole 123, and compared with a common connection structure, the plug-in component 130 has simple structural design, is convenient to install and detach, uses less materials, and saves manufacturing cost.

In some embodiments, as shown in fig. 8 to 10, one of the peripheral wall of the insertion hole 123 and the insertion member 130 may be provided with a protrusion 124, the other may be provided with a locking groove 131, and the protrusion 124 may be locked with the locking groove 131.

The shape of the protrusion 124 may include, but is not limited to, a square body, a cylinder, a half cylinder, etc., for example, in some embodiments, as shown in fig. 8-10, the protrusion 124 may be a half cylinder, and the locking groove 131 may be a corresponding half-circular groove.

In some embodiments, as shown in fig. 8 to 10, the peripheral wall of the insertion hole 123 is provided with a protrusion 124, the insertion piece 130 is provided with a locking groove 131, during the process of matching the insertion piece 130 with the insertion hole 123, the insertion piece 130 is slowly inserted into the insertion hole 123, the protrusion 124 in the insertion hole 123 has a certain elasticity, during the process of contacting and rubbing the insertion piece 130 with the protrusion 124, the protrusion 124 is elastically deformed until the locking groove 131 of the insertion piece 130 reaches a position opposite to the protrusion 124, and the protrusion 124 is embedded into the locking groove 131, and the protrusion 124 is elastically restored and locked with the locking groove 131.

In other embodiments, the circumferential wall of the insertion hole 123 is provided with a locking groove 131, the insertion piece 130 is provided with a protrusion 124, during the process of matching the insertion piece 130 with the insertion hole 123, the insertion piece 130 is slowly inserted into the insertion hole 123, the protrusion 124 on the insertion piece 130 has a certain elasticity, during the process of friction between the insertion hole 123 and the protrusion 124, the protrusion 124 is elastically deformed until the protrusion 124 reaches a position opposite to the locking groove 131 of the insertion hole 123, the protrusion 124 is embedded into the locking groove 131, and the protrusion 124 is elastically restored and locked with the locking groove 131.

According to the photovoltaic power generation power supply 100 provided by the embodiment of the application, through the arrangement of the protrusions 124 and the clamping grooves 131, on the basis of original plug connection, a layer of locking structure is added, so that connection between the plug-in component 130 and the inverter 120 is firmer, the plug-in component 130 is prevented from easily falling off under jolting and shaking working conditions, and the reliability of mechanical connection and electric connection is ensured.

In some embodiments, as shown in FIG. 10, compression bars 125 may be disposed within the insertion holes 123.

The compression strip 125 may be used to help the insertion hole 123 fix in the insertion hole 123, and the compression strip 125 may be made of a high elastic material, where the high elastic material may include, but is not limited to, natural rubber, butyl rubber, PVC (Polyvinyl chloride ), or silica gel, for example, in some embodiments, the material of the compression strip 125 is a silica gel material.

In actual implementation, as shown in fig. 10, the compression strip 125 may be disposed on a peripheral wall where the protrusion 124 is located, in a process of matching the plug-in unit 130 with the plug-in hole 123, the compression strip 125 may be pressed, so that the plug-in hole 123 forms a caliber large enough for the plug-in unit 130 to be slowly inserted, until the protrusion 124 in the plug-in hole 123 is locked with the locking groove 131 of the plug-in unit 130, the compression strip 125 is loosened, and the compression strip 125 is restored and presses the plug-in unit 130.

According to the photovoltaic power generation power supply 100 provided by the embodiment of the application, through the arrangement of the compression strip 125, interference fit between the plug-in component 130 and the plug-in hole 123 is realized, the plug-in component 130 is better fixed in the plug-in hole 123 by utilizing the elastic characteristics of the compression strip 125, the reliability of connection is further improved, meanwhile, the compression strip 125 further forms a damping buffer effect on the plug-in component 130, and damage to the plug-in component 130 under special working conditions such as collision and shaking is avoided.

The application also discloses a photovoltaic power generation power pack.

In some embodiments, as shown in fig. 1-2, the photovoltaic power generation power pack includes: a plurality of photovoltaic power generation sources 100 as described above.

The plurality of photovoltaic power generation sources 100 are ac-parallel connected, and the plurality of photovoltaic power generation sources 100 are connected through the first interface 121 and the second interface 122.

In actual implementation, the photovoltaic module 110 and the inverter 120 may be integrated into the photovoltaic power generation power supply 100 through the plug-in component 130, and the plurality of photovoltaic power generation power supplies 100 may form a photovoltaic power generation power supply group through a plurality of assembling modes, where, in a case that the plurality of photovoltaic power generation power supplies 100 are horizontally connected, the first interface 121 and the second interface 122 may be respectively arranged at two ends of the inverter 120, and the plurality of photovoltaic power generation power supplies 100 complete assembling along the direction of head-to-tail connection in the horizontal direction through the first interface 121 and the second interface 122; in the case where the plurality of photovoltaic power generation sources 100 are horizontally connected, the first interface 121 and the second interface 122 may be disposed at the sides of the inverter 120, respectively, and the plurality of photovoltaic power generation sources 100 are assembled in a direction in which the first interface 121 and the second interface 122 are connected in the vertical direction.

According to the photovoltaic power generation power supply group provided by the embodiment of the application, through the arrangement of the plurality of photovoltaic power generation power supplies 100, the design of the inverter 120 with a new form is utilized, the photovoltaic power conversion grid connection of a component level is realized, the combination and the power cooperative control of the photovoltaic power generation power supply group are realized in a wireless mode, and the coordination of curtain wall photovoltaic and household photovoltaic glass combination is optimized.

The application also discloses a photovoltaic power generation system.

In some embodiments, the photovoltaic power generation system includes: such as the photovoltaic power generation power pack described above.

The photovoltaic power generation system provided by the embodiment of the application solves the problem of the integrated design of the glass curtain wall and the photovoltaic glass of the glass balcony of a house and a building in the future through the arrangement of the photovoltaic power generation power supply unit, improves the installation convenience, safety and attractiveness of curtain wall photovoltaic, and provides customized integrated design, so that the requirements of users under different scenes are fully adapted.

The terms first, second and the like in the description and in the claims, are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged, as appropriate, such that embodiments of the present application may be implemented in sequences other than those illustrated or described herein, and that the objects identified by "first," "second," etc. are generally of a type and not limited to the number of objects, e.g., the first object may be one or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/", generally means that the associated object is an "or" relationship.

In the description of the present application, it should be understood that the terms "length," "width," "thickness," "upper," "lower," "vertical," "horizontal," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present application and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and thus should not be construed as limiting the present application.

In the description of the present application, "a first feature", "a second feature" may include one or more of the features.

In the description of the present application, the meaning of "plurality" is two or more.

In the description of this application, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact by another feature therebetween.

In the description of this application, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the claims and their equivalents.

Claims (13)

1. A photovoltaic power generation power supply, characterized by comprising:

a photovoltaic module;

the inverter is electrically connected with the photovoltaic module and is provided with a first interface and a second interface, and a plurality of photovoltaic power generation power supplies are connected through the first interface and the second interface in a matched mode;

the photovoltaic power generation system comprises a first interface and a second interface, wherein an electric connection terminal is arranged in the first interface and the second interface, and a plurality of photovoltaic power generation power sources are electrically connected through the electric connection terminal in the first interface and the second interface.

2. The photovoltaic power generation source of claim 1, wherein a plurality of the photovoltaic power generation sources are connected in parallel through electrical connection terminals within the first interface and the second interface.

3. The photovoltaic power generation source of claim 1, wherein the first interface and the second interface are separately disposed on the inverter side.

4. The photovoltaic power generation source according to claim 1, wherein the first interface and the second interface are disposed at both ends of the inverter, respectively.

5. The photovoltaic power generation source of claim 4, wherein the inverter is a cylinder.

6. The photovoltaic power generation source of claim 3 or claim 4, wherein the inverter is elongated and has a flexible circuit board and a soft housing.

7. The photovoltaic power generation source of claim 1, further comprising:

and the plug-in component is detachably connected with at least one of the photovoltaic module and the inverter, and the inverter is electrically connected with the photovoltaic module through the plug-in component.

8. The photovoltaic power generation supply of claim 7, wherein the plug is detachably connected to the photovoltaic module and the plug is detachably connected to the inverter.

9. The photovoltaic power generation source according to claim 8, wherein the inverter is provided with a plug hole, and the plug member is detachably fitted to the plug hole.

10. The photovoltaic power generation source according to claim 9, wherein one of the peripheral wall of the insertion hole and the insertion piece is provided with a projection, and the other is provided with a locking groove, and the projection is locked with the locking groove.

11. The photovoltaic power generation source according to claim 9, wherein compression strips are provided in the insertion holes.

12. A photovoltaic power generation power pack, comprising:

a plurality of photovoltaic power generation sources according to any one of claims 1 to 11, wherein a plurality of the photovoltaic power generation sources are ac-parallel connected and connected to the second interface via the first interface.

13. A photovoltaic power generation system, comprising:

the photovoltaic power generation power pack of claim 12.