DE212017000113U1 - Adapter, portable electrical energy system and electrical energy system - Google Patents

Abstract

Portable electric energy system comprising:
at least one battery pack capable of supplying power to a power tool,
an adapter which serves to enable the output of electrical energy from the battery pack or the input of electrical energy into the battery pack,
in which
the battery pack comprises:
a battery cell for storing electrical energy,
a first housing for receiving the battery cell, the adapter comprising:
an inverter that converts a direct current output from the battery pack into an alternating current,
a rectifier that converts an alternating current into a direct current with which the battery pack can be charged,
a second housing for receiving the inverter and / or the rectifier,
wherein the battery pack is releasably connected to the adapter.

Description

TECHNICAL AREA

The present invention relates to a power supply, specifically an adapter, a portable electrical energy system and an existing electrical energy system.

STATE OF THE ART

With the development of battery technology, motorized tools are gradually being replaced by power tools. To achieve similar work efficiency and operating life as motorized tools, the nominal power and capacity of battery packs are always increasing.

At work and travel outdoors, an AC power supply is usually required to power some facilities. In a conventional portable power supply, power is usually provided by a battery cell group, and after consuming electric power of the battery cell group of such a power supply, AC power can no longer be provided.

CONTENTS OF THE PRESENT INVENTION

To overcome the disadvantage of the prior art, the present invention has the object to provide a portable power supply available, with an alternating current can be provided permanently.

According to the invention, the object is achieved by the following configuration:

A portable electrical energy system includes a battery pack capable of powering at least one power tool and an adapter for enabling the output of electrical energy from the battery pack or the input of electrical energy into the battery pack, the battery pack including a battery cell for storing electrical energy and a first housing serving to receive the battery cell, the adapter having an inverter for converting a DC power outputted from the battery pack into an AC power, a rectifier for converting an AC power to a DC power with which the battery pack is charged and a second housing for receiving the inverter and / or the rectifier, and wherein the battery pack is detachably connected to the adapter.

It is further contemplated that the adapter further comprises an AC input interface for enabling the supply of AC power through the adapter and an AC output interface for enabling the output of an AC power through the adapter, the AC input interface having connected to the rectifier and the AC output interface is connected to the inverter.

It is further provided that the output voltage of the AC output interface is equal to the input voltage of the AC input interface.

It is further contemplated that the adapter further includes a DC output interface for enabling the output of a DC current across the adapter, wherein the output voltage of the DC output interface is lower than the nominal voltage of the battery pack.

It is further contemplated that the adapter further includes a plurality of DC output interfaces for enabling the output of a DC current across the adapter, which DC is lower than the nominal voltage of the battery pack, wherein the voltage of one of the DC output interfaces is lower than the voltage of another is the DC output interface.

It is further contemplated that the adapter further includes a DC input interface for enabling the output of a DC current across the adapter with which DC power of the battery pack is charged.

It is further provided that the adapter further comprises a screen which serves to display the information of the adapter.

It is further contemplated that the adapter further includes a player for playing a video or music.

It is further provided that the portable electrical energy system further comprises a photovoltaic module, which serves for the conversion of solar energy into electrical energy for charging the battery pack or for feeding into the adapter.

It is further provided that the adapter further comprises a lighting lamp, which can use the electrical energy of the adapter for illumination.

It is further provided that the portable electrical energy system several battery packs and one of the battery packs can charge another of the battery packs via the adapter.

It is further provided that the portable electrical energy system has a plurality of battery packs with different nominal voltages and one of the battery packs can charge another of the battery packs via the adapter.

It is further provided that the adapter further comprises a wireless charger that is used to use the electrical energy of the battery pack for wireless charging of another power consumer.

It is further provided that the adapter further comprises a wireless communication device, which is used for wireless communication of the adapter with the battery pack, another adapter and another communication device.

It is further provided that the adapter further comprises a projector which serves to project an image.

It is further contemplated that the battery pack has a rated voltage equal to or greater than 30V and equal to or less than 350V.

It is further provided that the battery pack has a weight of equal to or greater than 1 kg and equal to or less than 10kg.

It is further contemplated that the battery pack has a current capacity equal to or greater than 100Wh and equal to or less than 2000Wh.

It is further contemplated that the ratio of the total capacity of all of the battery packs that can be coupled to the adapter to the total weight of the portable electrical energy system is in the range of 7Wh / kg to 200Wh / kg.

It is further contemplated that the ratio of the total mass of all of the battery packs that can be coupled to the adapter to the total weight of the portable electrical energy system is in the range of 0.15 to 0.90.

Further, it is provided that the ratio of the voltage of the battery pack to the voltage of the AC power output from the adapter is in a range of 0.07 to 1.5.

It is further provided that the ratio of the voltage of the battery pack to the voltage of the DC power outputted from the adapter is defined as a DC-to-DC voltage ratio ranging from 0.5 to 32 lies.

It is further contemplated that the adapter comprises an adapter interface for releasably connecting the battery pack to the adapter, the adapter interface comprising an electrical connector for making electrical connection with a battery cell of the battery pack and a connector assembly for connecting the first battery Housing with the second housing is used, and wherein the electrical terminal is connected to the inverter and the rectifier.

It is further provided that the adapter comprises two or more adapter interfaces, which serve to connect the battery pack with the adapter, wherein the two adapter interfaces are arranged on two opposite sides of the second housing.

It is further contemplated that the adapter comprises an adapter interface for connecting the battery pack to the adapter, the second housing having a receiving recess formed on one side of the second housing and recessed toward the opposite other side, and the adapter interface in the receiving recess is arranged.

It is further contemplated that the adapter comprises an adapter interface for connecting the battery pack to the adapter, the second housing having a receiving recess formed on one side of the second housing and recessed toward the opposite other side, and the adapter interface in the receiving recess is arranged, so that the battery pack is at least partially received in the receiving recess.

It is further contemplated that the adapter comprises a handle for gripping by a user and two or more adapter interfaces for connecting the battery pack to the adapter, the two adapter interfaces being located on two opposite sides of the second housing, such that Battery pack when connecting to the adapter interfaces on the two sides is in balance relative to the handle.

It is further contemplated that the adapter comprises two handles for gripping by a user and an adapter interface for connecting the battery pack to the adapter, the two handles being disposed on either side of the adapter interface such that the battery pack contacts the adapter interface when connected located between the two handles.

It is further contemplated that the adapter comprises an adapter interface for connecting the battery pack to the adapter and a support bracket for supporting the battery pack when the battery pack is connected to the adapter interface, the adapter interface comprising an electrical terminal adapted to make electrical connection with a battery cell of the battery pack, and comprises a connection arrangement, which serves to connect the first housing to the second housing, and wherein the support carrier comprises at least one support section projecting beyond the connection arrangement, so that when the battery pack is connected to the adapter interface, the center of gravity of the battery pack is outside the connection assembly and located above the support portion.

It is further contemplated that the adapter comprises an adapter interface for connecting the battery pack to the adapter and a support bracket for supporting the battery pack when the battery pack is connected to the adapter interface, the adapter interface comprising an electrical terminal adapted to make electrical connection with a battery cell of the battery pack, and a connection arrangement, which serves to connect the first housing to the second housing, and wherein the support carrier comprises at least one support section projecting beyond the connection arrangement, so that when the battery pack is connected to the adapter interface, the center of gravity of the battery pack is above of the support section is located.

It is further contemplated that the adapter comprises an adapter interface for connecting the battery pack to the adapter and a support bracket for supporting the battery pack with the battery pack connected to the adapter interface, the second housing having a receiving recess disposed on one side of the second Housing is formed and recessed towards the opposite other side, and wherein the support carrier is formed at the bottom of the receiving recess and projects beyond the receiving recess to the outside.

It is further contemplated that the adapter comprises an adapter interface for connecting the battery pack to the adapter and a support bracket for supporting the battery pack with the battery pack connected to the adapter interface, the second housing having a receiving recess disposed on one side of the second Housing is formed and recessed toward the opposite other side, wherein the adapter interface is arranged in the receiving recess, so that the battery pack is at least partially received in the receiving recess, and wherein the support carrier is located at least partially below the adapter interface and in one of the recess Receiving recess protrudes opposite direction over the adapter interface.

It is further contemplated that the adapter comprises a handle for gripping by a user, an adapter interface for connecting the battery pack to the adapter, and a support bracket for supporting the battery pack with the battery pack connected to the adapter interface, the handle and the Support beams are arranged in each case on two opposite sides of the adapter interface.

It is further contemplated that the adapter comprises an adapter interface for connecting the battery pack to the adapter, the adapter interface including a connection assembly for connecting the first housing to the second housing, and wherein the connection assembly comprises a guide rail adapted for slidable connection of the battery pack with the adapter.

It is further contemplated that the adapter comprises an adapter interface for connecting the battery pack to the adapter, the second housing having a receiving recess formed on one side of the second housing and recessed toward the opposite other side, the adapter interface comprising a connector assembly connecting the first housing to the second housing, and wherein the connecting arrangement comprises a guide rail for slidably connecting the battery pack along the extending direction of the receiving recess with the adapter.

It is further contemplated that the adapter has a central parting plane and further comprises two or more adapter interfaces serving to connect the battery pack to the adapter such that the battery pack is symmetrically disposed relative to the central parting plane, the adapter interface comprising a connection assembly adapted for connection of the first housing with the second housing, and wherein the connection arrangement comprises a guide rail which serves for slidably connecting the battery pack along a direction parallel to the central parting plane with the adapter.

It is further provided that the adapter further comprises a fan, which serves to cool the parts within the adapter, and an adapter interface, which serves to connect the battery pack with the adapter, wherein the adapter interface is arranged on the front side of the second housing, which second Housing at least on its left side or its right side has a ventilation hole for passing an air flow generated by the fan, and wherein the fan is disposed within the second housing.

It is further contemplated that the adapter further includes a fan for cooling the parts within the adapter and an adapter interface for connecting the battery pack to the adapter, the adapter interface being located at the front of the second housing, and wherein the fan is located inside the adapter and is located on the left side or the right side of the adapter interface.

It is further contemplated that the adapter further comprises a fan configured to generate an airflow, a printed circuit board disposed within the second housing, a semiconductor device connected to the circuit board, and a radiator connected to the semiconductor device, so that the air flow generated by the blower flows through the radiator.

It is further contemplated that the adapter further comprises a fan for cooling the parts within the adapter and an adapter interface for connecting the battery pack to the adapter, the adapter interface being located at the front or back of the second housing, which second housing has at least on its left side an air inlet bore through which an air flow generated by the fan flows into the second housing, and wherein the second housing has at least on its right side an air outlet bore through which an air flow generated by the fan in the second housing flows.

It is further contemplated that the adapter further comprises a fan for cooling the parts within the adapter and an adapter interface for connecting the battery pack to the adapter, the adapter interface being located at the front or back of the second housing, which second housing has at least on its left side an air inlet bore through which an air flow generated by the fan flows into the second housing, wherein the second housing at least on its right side has an air outlet bore through which an air flow generated by the fan in the second Housing flows, and wherein the air inlet and the air outlet in the up-down direction are arranged offset from each other.

It is further contemplated that the adapter further comprises a fan that is capable of being driven to rotate about a pivot axis, a circuit board disposed within the second housing, a semiconductor device connected to the circuit board, and a radiator connected to the circuit board Semiconductor device is connected, wherein the circuit board is approximately parallel to the pivot axis of the blower, and wherein the radiator and the pivot axis of the blower are on one and the same side of the circuit board.

It is further contemplated that the adapter further includes a fan that may be driven for rotation about a pivot axis, two or more adapter interfaces for connecting the battery pack to the adapter, a printed circuit board disposed within the second housing, a semiconductor device connected to the circuit board and including a radiator connected to the semiconductor device, wherein the pivot axis of the blower is disposed between the two adapter interfaces, and wherein the radiator is located between the two adapter interfaces.

It is further contemplated that the adapter further comprises two or more adapter interfaces for connecting the battery pack to the adapter, a blower that is rotatable about a pivot axis, a printed circuit board disposed within the second housing, a semiconductor device, which is connected to the circuit board, and a cooler, which is connected to the semiconductor device, wherein the adapter interfaces are arranged on the front or back of the second housing, and wherein the pivot axis of the blower between the two adapter interfaces is arranged and one from the left can generate right-flowing air flow.

It is further contemplated that the adapter further comprises two or more adapter interfaces for connecting the battery pack to the adapter, a fan that is rotatable about a pivot axis, a plurality of circuit boards disposed within the second housing, a semiconductor device, which is connected to the printed circuit board, and a cooler, which is connected to the semiconductor device, wherein the adapter interfaces are arranged on the outer front or rear side of the second housing, and wherein at least one of the printed circuit boards on the inner front or rear side of the second housing is and the cooler is between two of the circuit boards.

It is further contemplated that the adapter further includes an adapter interface for connecting the battery pack to the adapter, and an AC input interface for facilitating the supply of an alternating current across the adapter, the adapter interface at the front or rear of the adapter is arranged, and wherein the AC input interface is arranged on the left side or the right side of the adapter.

It is further contemplated that the adapter further includes an adapter interface for connecting the battery pack to the adapter and an AC output interface for enabling the output of an AC current through the adapter, the adapter interface at the front or rear of the adapter is arranged, and wherein the AC output interface on the left side or the right side of the adapter is arranged.

It is further contemplated that the adapter further comprises an adapter interface for connecting the battery pack to the adapter and a DC output interface for enabling the output of a DC current through the adapter, the adapter interface at the front or rear of the adapter is arranged, and wherein the DC output interface is arranged on the left side or the right side of the adapter.

It is further contemplated that the adapter further comprises an adapter interface for connecting the battery pack to the adapter and an operator interface via which the user operates the adapter, the adapter interface being located at the front or rear of the adapter, and wherein the Operating interface on the left side, the right side or the top of the adapter is arranged.

It is further provided that the adapter further comprises an adapter interface, which serves to connect the battery pack with the adapter, and a display interface, which serves to display the information of the portable electrical energy system, wherein the adapter interface is arranged on the front or rear side of the adapter, and wherein the display interface is located on the left side, the right side or the top of the adapter.

It is further provided that the adapter further comprises a protective frame which is arranged on the outer side of two mutually opposite sides of the second housing.

It is further contemplated that the protective frame further comprises a lower bracket disposed at the lowermost portion of the second housing, an upper bracket disposed at the uppermost portion of the second housing, and a support column respectively connected to the upper bracket and connected to the lower carrier.

It is further provided that the adapter further comprises a vibration damping device which serves to dampen shocks between the protective frame and the second housing.

It is further provided that the vibration damping device comprises a flexible part which is arranged between the lower carrier and the second housing or between the upper carrier and the second housing.

It is further provided that the vibration damping device comprises an elastic part which is arranged between the lower carrier and the upper carrier.

It is further provided that the elastic part is received in the support column.

It is further provided that the protective frame for protecting the second housing and the adapter interface for connecting the battery pack with the adapter serve, wherein the protective frame further comprises a lower support for protecting the lowermost portion of the second housing, an upper support for protecting the uppermost portion of the second Housing, and a support column, which is respectively connected to the upper support and the lower support, and wherein the adapter interface is arranged on the front or back of the second housing, so that the battery pack is located when connecting to the adapter interface between two of the support columns ,

It is further envisaged that the Protective frame for protecting the second housing and the adapter interface for connecting the battery pack with the adapter serve, wherein the protective frame further comprises a lower support for protecting the lowermost portion of the second housing, an upper support for protecting the uppermost portion of the second housing, and a support column , which is respectively connected to the upper carrier and the lower carrier, wherein the upper carrier has a handle for gripping by a user or is connected thereto, and wherein the adapter interface is located on both sides of the handle.

It is further contemplated that the adapter includes an adapter interface for connecting the battery pack to the adapter and a protective frame for protecting the second housing, the adapter interface including a guide rail for slidably connecting the battery pack to the adapter, and wherein the protective frame further comprises a support column which is formed approximately along a direction parallel to the guide rail extending direction.

It is further contemplated that the adapter comprises an adapter interface for connecting the battery pack to the adapter, a protective frame disposed on the outer side of the second housing, and a fan disposed within the second housing, the protective frame having a plurality of support columns which are arranged so that the battery pack is located between them when connecting to the adapter interface, and wherein the fan is arranged between two of the support columns.

An adapter includes an inverter for converting a DC power output from the battery pack to an AC power, a rectifier for converting an AC power to a DC power to charge the battery pack, a housing for receiving the power inverter, or / and the rectifier, an AC input interface serving to enable the supply of AC power through the adapter, an AC output interface serving to enable the output of an AC current through the adapter, and an adapter interface for releasably connecting a battery pack power supply to a power tool, the AC input interface connected to the rectifier, and the AC output interface connected to the inverter.

An electrical power system includes a DC power tool that includes a power consumer, a battery pack that is detachably connected to and supplies power to the DC power tool, and an adapter that is adapted to allow the output of electrical energy from the battery pack or input Power in the battery pack is used, wherein the battery pack comprises a battery cell for storing electrical energy, and a first housing, which serves to receive the battery cell, the adapter an inverter, which serves to convert a output from the battery pack DC power into an alternating current, a rectifier, used to convert an alternating current into a direct current, with which the battery pack is charged, and a second housing, which serves to receive the inverter and / or the rectifier, and wherein the battery pack is releasably connected to the adapter.

An electrical power system includes a DC power tool that includes a power consumer, an AC power tool that includes an electric motor, a battery pack that is detachably connected to and supplies power to the DC power tool, and an adapter that is configured to facilitate powering the DC power tool Output of electrical energy from the battery pack or the input of electrical energy is used in the battery pack, wherein the battery pack comprises a battery cell for storing electrical energy and a first housing, which serves to receive the battery cell, the adapter an inverter, which is used to convert one of the battery pack DC power is used in an AC, a rectifier, which is used to convert an alternating current into a direct current, with which the battery pack is charged, a second housing, which serves to receive the inverter and / or the rectifier, and an AC Ausgangsschni Terminal, which is used for outputting an AC power to the AC power tool, and wherein the battery pack is releasably connected to the adapter and the AC output interface is connected to the inverter.

An electrical energy system includes a battery pack, a power tool that includes an electric motor, a first adapter that serves to allow the output of electrical energy from the battery pack or the input of electrical energy into the battery pack, and a second adapter that is electrical to facilitate the output Power from the battery pack or the input of electrical energy is used in the battery pack, wherein the battery pack comprises a battery cell for storing electrical energy and a first housing, which serves to receive the battery cell, wherein the first adapter, a first inverter, for converting a issued from the battery pack DC power is used, and a first rectifier, which is used to convert an alternating current into a direct current, with which the battery pack is charged, wherein the second adapter, a second inverter, for converting one of the battery pack output DC power, and a second rectifier, which serves to convert an alternating current into a direct current, with which the battery pack is charged, wherein the battery pack with the first adapter and / or the second adapter is detachably connected, and wherein the first adapter and the second adapter together can power the power tool.

The present invention is advantageously characterized in that the adapter a Can supply AC power permanently. Furthermore, a high portability is achieved.

list of figures

• 1 ein portables elektrisches Energiesystem nach einem Beispiel in einer schematischen dreidimensionalen Darstellung,
• 2 eine Untersicht des portablen elektrischen Energiesystems gemäß 1,
• 3 das portable elektrische Energiesystem gemäß 1 mit entnommenem Batteriepack in einer schematischen dreidimensionalen Darstellung,
• 4 die Struktur gemäß 3 in einer schematischen vergrößerten Darstellung,
• 5 den Batteriepack bei dem portablen elektrischen Energiesystem gemäß 1 in einer schematischen dreidimensionalen Darstellung,
• 6 das portable elektrische Energiesystem gemäß 1 in einer schematischen Explosionsdarstellung,
• 7 ein portables elektrisches Energiesystem nach einem anderen Beispiel in einer schematischen dreidimensionalen Darstellung,
• 8 eine Untersicht des portablen elektrischen Energiesystems gemäß 7,
• 9 das portable elektrische Energiesystem gemäß 7 mit entnommenem Batteriepack in einer schematischen dreidimensionalen Darstellung,
• 10 eine Ansicht das portablen elektrischen Energiesystems gemäß 7 von einer Seite in einer schematischen Darstellung,
• 11 eine Ansicht das portablen elektrischen Energiesystems gemäß 7 von einer anderen Seite in einer schematischen Darstellung,
• 12 einige Teile bei dem portablen elektrischen Energiesystem gemäß 7 in einer schematischen Explosionsdarstellung,
• 13 einen Teil der Struktur gemäß 12 in einer vergrößerten Darstellung,
• 14 ein beispielhaftes elektrisches Energiesystem,
• 15 eine Kombination eines portablen elektrischen Energiesystems mit einem Photovoltaikmodul,
• 16 eine Kombination eines Fahrzeugakkus mit einem Adapter,
• 17 ein weiteres beispielhaftes elektrisches Energiesystem.

Show in it

• 1 a portable electrical energy system according to an example in a schematic three-dimensional representation,
• 2 a bottom view of the portable electrical energy system according to 1 .
• 3 the portable electrical energy system according to 1 with removed battery pack in a schematic three-dimensional representation,
• 4 the structure according to 3 in a schematic enlarged view,
• 5 the battery pack in the portable electrical energy system according to 1 in a schematic three-dimensional representation,
• 6 the portable electrical energy system according to 1 in a schematic exploded view,
• 7 a portable electrical energy system according to another example in a schematic three-dimensional representation,
• 8th a bottom view of the portable electrical energy system according to 7 .
• 9 the portable electrical energy system according to 7 with removed battery pack in a schematic three-dimensional representation,
• 10 a view of the portable electrical energy system according to 7 from one side in a schematic representation,
• 11 a view of the portable electrical energy system according to 7 from another page in a schematic representation,
• 12 some parts in the portable electrical energy system according to 7 in a schematic exploded view,
• 13 a part of the structure according to 12 in an enlarged view,
• 14 an exemplary electrical energy system,
• 15 a combination of a portable electrical energy system with a photovoltaic module,
• 16 a combination of a vehicle battery with an adapter,
• 17 another exemplary electrical energy system.

DETAILED DESCRIPTION

The present invention will be described in greater detail below on the basis of concrete exemplary embodiments with reference to attached drawings.

The portable electrical energy system 100 to 1 includes an adapter 10 and two battery packs 20 . 30 ,

This may be the case with the battery pack 20 or the battery pack 30 Both act on a same battery pack and a different battery pack, while they can supply power to a DC power tool.

How out 5 can be seen, includes the battery pack 20 specifically a battery cell 21 and a first housing 22. The battery cell 21 is received in the first housing 22.

The battery cell 21 is used to store energy and can be repeatedly discharged and charged. As the battery cell 21 a lithium-ion battery can be chosen. The first case 22 serves to accommodate the battery cell 21 in the battery pack 20 and other parts. The first case 22 has a coupling section 23 on, over which the battery pack 20 can be coupled to a power tool.

The battery pack 20 further includes a plurality of electrode terminals, at least for electrical connection of the battery cell 21 to serve with an external circuit. For example, with a circuit which serves for driving an electric motor, in a power tool or with a charging circuit in a charger, an electrical connection is made.

The battery pack 20 may further comprise a terminal of a different type, for example, a communication terminal for communication, which serves to realize a signal exchange.

In addition, the battery pack 20 further comprising a circuit board, a controller and some corresponding detectors. The circuit board is primarily used to form a circuit within the battery pack 20 , Above all, the control unit allows control of the battery pack 20 , Above all, the detectors are used to record some electrical and physical parameters of the battery pack 20 For example, the current, the voltage or the temperature within the battery pack 20 , With the circuit consisting of the circuit board, the control unit and the detectors, a concrete function is a Überdladungs- and Overload protection for the battery pack 20 allows to prevent over-discharge or over-charging, and also provides wired or wireless communication for the battery pack 20 is realized with an external device.

Specifically, it is provided that the battery pack 20 has a rated voltage equal to or greater than 30V and equal to or less than 350V. The rated voltage of the battery pack is more specific 20 in a range from 30V to 50V, from 50V to 85V, from 85V to 100V, from 100V to 200V or from 200V to 350V.

The battery pack 20 has a weight equal to or greater than 1kg and equal to or less than 10kg. The weight of the battery pack is more specific 20 in a range from 1kg to 2kg, from 2kg to 2.5kg, from 2.5kg to 3kg, from 3kg to 4kg, from 4kg to 5kg, from 5kg to 6kg, from 6kg to 7kg, from 7kg to 8kg, from 8kg to 9kg, from 9kg to 10kg.

The battery pack 20 has a capacity equal to or greater than 100Wh and equal to or less than 2000Wh. Specifically lies the capacity of the battery pack 20 in a range from 100Wh to 150Wh, from 150Wh to 200Wh, from 200Wh to 250Wh, from 200Wh to 300Wh, from 300Wh to 400Wh, from 400Wh to 450Wh, from 450Wh to 500Wh, from 500Wh to 600Wh, from 700Wh to 800Wh, from 800Wh to 900Wh, from 900Wh to 1000Wh, from 1000Wh to 1100Wh, from 1100Wh to 1200Wh, from 1200Wh to 1300Wh, from 1300Wh to 1400Wh, from 1400Wh to 1500Wh, from 1500Wh to 1600Wh, from 1600Wh to 1700Wh, from 1700Wh to 1800Wh, from 1800Wh until 1900Wh, from 1900Wh to 2000Wh.

The adapter 10 can with the battery pack 20 and the battery pack 30 , which are discussed above, are connected so that they pass through the adapter 10 can spend or receive electrical energy. The battery pack 20 and the battery pack 30 Can both separately and together to the adapter 10 be connected.

The adapter 10 includes a second housing 11 , one on the docking section 23 of the battery pack 20 may have matched portion, so that the battery pack 20 with the adapter 10 can be releasably connected.

The adapter 10 further includes an inverter and a rectifier. The inverter can use one with the adapter 10 Connected battery pack convert DC output into an AC current, while the rectifier one via the adapter 10 fed alternating current into a direct current, with which direct current the battery pack can be charged. Both the inverter and the rectifier consist of corresponding printed circuit boards and switching elements. The circuit boards and switching elements that form the inverter and the rectifier are in one through the second housing 11 recorded recording room recorded.

The adapter 10 further comprises an AC input interface which is the supply of an AC power from a power network via the adapter 10 allows. Specifically, the AC input interface can be used as a power plug 12 to 1 be formed, which advantageously the electrical safety can be ensured. In addition, it can also be used as a standard AC interface (specifically, an interface that is the outlet 13 is similar, conceivable) to facilitate an interconnection with a power cable of different lengths for the user.

The adapter 10 can charge an associated battery pack by means of an injected alternating current. Concretely, it is provided that the AC input interface is electrically connected to the rectifier, so that the AC current supplied via the AC input interface is converted into DC current to charge the battery pack.

The adapter 10 further includes an AC output interface that may be for outputting an alternating current, such that the electrical energy system 100 can serve as an AC power supply. Specifically, it is envisaged that as the source of electrical energy for the AC output interface both in the with the adapter 10 connected battery pack stored electrical energy as well as through the adapter 10 from another source fed electrical energy, for example, can be used via the AC input interface introduced electrical energy of an AC network. The AC output interface can be considered the sockets 13 . 14 to 1 be formed, which sockets 13 and 14 preferably designed in the same design as sockets for outputting electrical energy at the local power grid, so that the electrical energy system 100 can supply a standard AC power consumer with electricity. The sockets 13 . 14 can both on one and the same side of the adapter 10 as well as on different sides of the adapter 10 be arranged.

The adapter 10 can output an alternating current via the AC output interface by means of the electrical energy of the battery pack connected thereto. Specifically, that is AC output interface at least electrically connected to the inverter. A direct current from the battery pack is converted to direct current through the inverter and then output to the ac output interface.

In one embodiment, it is provided that the output voltage of the AC output interface is equal to the input voltage of the AC input interface.

The adapter 10 further includes a DC output interface for enabling the output of a DC current through the adapter 10 serves. Specifically, the DC output interface can be used as both a 5V USB interface 15 after 1 as well as a 12V vehicle electrical system interface 16 to 1 be educated. It is understood that the DC output interface may be formed in a different form and, for example, a different voltage such as 19V, 36V output. In another embodiment, it is provided that the voltage of the DC output interface should be lower than the rated voltage of the battery pack. When the DC output interface is provided in a plurality, the voltage of one of the DC output interfaces is lower than the voltage of another of the DC output interfaces.

In a further development, it is provided that the electrical energy system 100 further comprises an interconnection means, wherein a terminal of the interconnection means is adapted to be connected to the DC output interface of the adapter 10 can be tuned, for example, as a plug of a 12V on-board power supply, while the other terminal is formed as a dummy battery pack and thus has terminals of a battery pack, but no battery cell, so that by means of the interconnecting means a DC power tool that uses a battery pack, a DC power supply via the adapter 10 can be made available.

In a further development it is provided that the adapter 10 may further comprise a DC input interface for enabling the supply of a DC current through the adapter 10 serves. The over the adapter 10 DC power supplied from a source other than the battery pack can be used to charge the battery pack as well as another power consumer in the electrical power system 100 be used. How out 15 can be seen, the user by means of a photovoltaic module 80 convert the solar energy into a direct current through the DC input interface into the adapter 10 is input to one with the adapter 10 charge connected battery pack. As it turned out 16 results, the user can use a battery 90 of the vehicle via the DC input interface to the adapter 10 shoot one with the adapter 10 charge connected battery pack. Furthermore, the user can also start the engine of the vehicle and idle to the battery 90 of the vehicle so that the battery pack in the electrical energy system 100 can always be charged as far as the vehicle fuel is available. It is understood that the user also by means of the DC output interface of the adapter 10 Charge the battery 90 of the vehicle to solve the problem that the vehicle due to the fully discharged battery 90 can not be started.

The DC input interface can also act as the USB interface 15 to 1 or a 12V interface.

Optionally, the electrical energy system 100 have multiple battery packs, which may have both a same rated voltage and different nominal voltages. The adapter 10 may allow charging of one battery pack with a lower voltage and / or capacity by another battery pack with a higher voltage and / or capacity. It is understood that the adapter 10 also by means of an internal circuit can allow the charging of a battery pack with a higher voltage and / or capacity by a battery pack with a lower voltage and / or capacity.

When under the action of the adapter 10 When a battery pack is charged by another battery pack, the interface connected to the battery pack may also serve as a DC input interface.

Optionally, the adapter 10 further comprising a wireless charger comprising a charging coil and a wireless charging circuit that effects the energization of the charging coil to generate a magnetic field. A charging current consumer can receive electrical energy via a receiving winding or an interconnecting device with a receiving winding, wherein under the action of the magnetic field, the receiving winding generates a current, whereby the transmission of electrical energy is made possible. Thus, wireless charging can be realized when the adapter connected to a battery pack 10 serves as a power supply. The wireless charger can be powered both through the adapter 10 connected AC power to be supplied as well as by means of a with the adapter 10 provide a DC power to connected battery packs.

Optionally, the adapter 10 further comprising a wireless communication device adapted for wireless communication of the adapter 10 can serve with the battery pack, another adapter and another communication device. Specifically, the wireless communication device may serve as a wireless router of a local area network and be directly connected to the Internet so that another wireless communication device in the local area network is integrated into the Internet. Alternatively, another wireless communication device may also be in the local area network via a wireless communication device that can communicate with and be connected to the Internet. It is understood that the wireless communication device in the adapter 10 also allows only a data exchange between individual wireless communication devices in the local network, which wireless communication devices can communicate via Bluetooth, WiFi, NFC, ZigBee, etc.

As stated above, the adapter can 10 of the electrical energy system 100 both as a charger to charge one with the adapter 10 connected battery packs and serve as a conversion device that outputs an alternating current by means of the electrical energy stored in the battery pack. At the with the adapter 10 Connected battery packs can be both the same battery packs as well as different battery packs. If the adapter 10 As a charger, it can output different charging voltages for different battery packs. If the adapter 10 serves as a conversion means, it can also allow simultaneous discharge of different battery packs, so as to output converted into an alternating electric power.

Optionally, it is provided that the ratio of the total capacity of all the battery packs attached to the adapter 10 can be coupled to the total weight of the portable electrical energy system 100 in a range of 7Wh / kg to 200Wh / kg.

In some embodiments, the ratio of the total capacity of all of the battery packs attached to the adapter 10 can be coupled to the total weight of the portable electrical energy system 100 in a range from 7Wh / kg to 20Wh / kg, from 21Wh / kg to 40Wh / kg, from 41Wh / kg to 60Wh / kg, from 60Wh / kg to 80Wh / kg, from 80Wh / kg to 100Wh / kg, from 100Wh / kg to 120Wh / kg, from 120Wh / kg to 140Wh / kg, from 140Wh / kg to 160Wh / kg, from 160Wh / kg to 180Wh / kg and from 180Wh / kg to 200Wh / kg.

In some other embodiments, the ratio of the total capacity of all of the battery packs attached to the adapter 10 can be coupled to the total weight of the portable electrical energy system 100 in a range from 7Wh / kg to 10Wh / kg, from 15Wh / kg to 20Wh / kg, from 20Wh / kg to 30Wh / kg, from 30Wh / kg to 40Wh / kg, from 40Wh / kg to 55Wh / kg, from 55Wh / kg up to 60Wh / kg, from 60Wh / kg to 70Wh / kg, from 70Wh / kg to 75Wh / kg, from 75Wh / kg to 80Wh / kg, from 80Wh / kg to 90Wh / kg, from 90Wh / kg to 100Wh / kg, from 100Wh / kg to 106Wh / kg, from 20Wh / kg to 75Wh / kg, from 30Wh / kg to 70Wh / kg and from 20Wh / kg to 100Wh / kg.

The ratio of the total mass of all the battery packs attached to the adapter 10 can be coupled to the total weight of the portable electrical energy system is in a range of 0.15 to 0.90.

In some embodiments, the ratio of the total mass of all of the battery packs attached to the adapter 10 to the total weight of the portable electrical energy system in a range of 0.15 to 0.20, from 0.20 to 0.25, from 0.25 to 0.30, from 0.30 to 0.35, from 0.35 to 0.40, from 0.40 to 0.45, from 0.45 to 0.50, from 0.50 to 0.55, from 0.55 to 0.60, from 0.60 to 0.65, from 0.65 to 0.70, from 0.70 to 0.75, from 0.75 to 0.80, from 0.80 to 0.85 and from 0.85 to 0.90.

In some other embodiments, the ratio of the total mass of all of the battery packs attached to the adapter 10 to the total weight of the portable electrical energy system in a range of 0.18 to 0.70, 0.18 to 0.30, 0.30 to 0.40, 0.40 to 0.50, from 0.50 to 0.70, from 0.20 to 0.70, from 0.30 to 0.60, from 0.40 to 0.50 and from 0.50 to 0.70.

The ratio of the voltage of the battery pack to the voltage of the adapter 10 output AC is in a range of 0.07 to 1.5.

In some other embodiments, the ratio of the voltage of the battery pack to the voltage of the adapter 10 output AC is in a range from 0.16 to 1.5, from 0.07 to 0.10, from 0.10 to 0.20, from 0.20 to 0.30, from 0.30 to 0.40, from 0 , 50 to 0.60, from 0.70 to 0.80, from 0.80 to 0.90, from 0.90 to 1.00, from 1.00 to 1.10, from 1.10 to 1.20, from 1.20 to 1.30, from 1.30 to 1.40 and from 1.40 to 1.50.

The ratio of the voltage of the battery pack to the voltage of the adapter 10 output DC current is in a range of 0.5 to 32 ,

In some embodiments, the ratio of the voltage of the battery pack to the voltage of the adapter 10 output DC in a range of 0.5 to 8.2, from 3.6 to 31.2 and from 1.5 to 13 ,

In some other embodiments, the ratio of the voltage of the battery pack to the voltage of the adapter 10 output DC current in a range of 0.5 to 1 , from 3 to 4 , from 4 to 5 , from 5 to 8th , from 8th to 9 , from 9 to 11 , from 11 to 12 , from 12 to 14 , from 14 to 17 , from 17 to 19 , from 19 to 20 , from 20 to 25 , from 25 to 30 and from 30 to 32 ,

How out 3 to 5 it can be seen, includes the adapter 10 an adapter interface 17 and an adapter interface 18 ,

As it turned out 4 and 5 results, includes the adapter interface 18 several electrical connection terminals 181 . 182 . 183 and 184 , which are used to connect to associated terminals in a battery pack, so that the adapter 10 is electrically connected to the battery pack to transmit electrical energy or a signal. Specifically, the electrical terminals serve 181 . 184 for connection to a terminal of the cathode or anode of the battery pack and are at least with the circuit in the inverter or rectifier in the adapter 10 electrically connected.

The adapter interface 18 further comprises a connection arrangement 185 which can establish a detachable connection between the housing of the battery pack and the housing of the adapter. Concretely, the connection arrangement comprises 185 two guide rails 185a and 185b , The guide rails 185a and 185b can the battery pack 30 so lead the battery pack 30 with the adapter 10 slidably connected. The guide rails 185a and 185b are respectively on both sides of a projecting over the adjacent surface projection 186 formed while the electrical terminals 181 . 182 . 183 and 184 at the upper end of the projection 186 are arranged. The lead 186 includes a front portion and a rear portion, that is, a guide rail portion 186a and a bulge section 186b , where the guide rails 185a and 185b are formed on the left and right sides of the guide rail portion and the bulge portion 186b further forward over the guide rail section 186a protrudes.

Since it is the battery pack 30 and the battery pack 20 and the same battery packs, is subsequent to the construction of the battery pack 20 in detail, so also the structure of the battery pack 30 for interaction with the guide rails 185a and 185b to explain.

As it turned out 5 results, the Ankoppelabschnitt points 23 of the battery pack 20 a depression 231 on top of that with the lead 186 can interact and in an electrical interface 24 of the battery pack 20 is provided, which electrical interface 24 Terminal Interface 241 . 242 . 243 and 244 includes. By inserting the electrical terminal of the adapter 10 In an associated terminal interface can be an electrical connection with a terminal inside the battery pack 20 getting produced. On the two sides of the depression 231 are each a management structure 231 and 231b provided, which cooperate with the guide rail.

The battery pack 20 or 30 can be approximately along the vertical direction according to 4 in the adapter 10 are introduced, wherein the cooperation between the guide rail and the guide structure and the interaction between the projection and the recess, the movement of the battery pack in the front-rear direction and the left-right direction is limited relative to the adapter, so that the battery pack and the adapter can form a whole, as far as the battery through the adapter 10 is further limited in the vertical direction. The adapter 10 may include a stop surface at the lowermost portion of the battery pack to prevent further movement of the battery pack downwardly along the mating direction, while also providing a movable detent that locks the battery pack to a battery pack inserted to a certain position, such that he can not be withdrawn against the insertion direction.

Optionally it can be provided that the adapter one of the recess 231 similar structure and the battery pack a the projection 186 similar structure, in which case, however, the size of the adapter could be increased.

The adapter interface 18 serves for detachable connection of the battery pack 30 (In 3 is for displaying the adapter interface 18 the battery pack 30 not shown. On the in 1 and 2 illustrated battery pack 30 can be referenced) with the adapter 10 while the adapter interface 17 for detachable connection of the battery pack 20 with the adapter 10 serves.

This has the advantage of having the printed circuit boards and electronic elements connected to the electrical terminal in the adapter interface 17 and 18 connected between them, to facilitate wiring and cooling.

It is understood that the adapter interface may also be arranged on two other opposite sides, for example the upper or lower side, the left or right side or on two sides in a different direction. With a high number of battery packs, multiple adapter interfaces may be located on one of the sides. Alternatively, a respective adapter interface connected to the battery pack may be provided on the upper, lower, left, right, front and rear sides.

In the present specification, the terms "top, bottom, left, right, front and bottom" are merely for facilitating explanation of the relative positions in the embodiment, and are not absolute positions. In practical application, the scope described above is by no means limited by a change in the absolute position.

How out 1 to 4 it can be seen, is the adapter 10 on the front side or rear side, which are arranged opposite to each other, of the second housing 11 arranged. The second housing 11 has at its front and back two receiving recesses 111 . 112 , The receiving recess 112 is at the front of the second housing 11 formed and towards the back of the second housing 11 deepened. The receiving recess 111 is at the back of the second case 11 formed and in one of the recess of the receiving recess 112 opposite direction deepened. The adapter interface 18 is in the at the front of the second housing 11 formed receiving recess 112 arranged while the adapter interface 17 in the at the back of the second housing 11 formed receiving recess 111 is arranged.

As it turned out 4 results, is the battery pack 30 at least partially in the receiving recess 112 taken when the battery pack 30 at the adapter interface 18 is coupled. Similarly, the battery pack 20 at least partially in the receiving recess 111 included when connected to the adapter interface 17 is coupled.

This has the advantage that, when connected via the adapter interface to the adapter battery pack, the dimension of the whole formed by the battery pack and the adapter thanks to the formed on the outside of the second housing receiving recess in which the battery pack is partially received, especially if the battery pack relative is large. In addition, must be included within the adapter circuit boards and electronic elements that require cooling during operation, so a sufficient internal space of the adapter must be ensured. The receiving recess is designed so that, taking into account the dimension of the whole formed by the battery pack and the adapter, it can also ensure the volume of the internal space of the adapter. In addition, the parts of the second housing forming the receiving recesses can protect the battery pack from left and right sides, so that when the battery pack falls or falls, it is not immediately pushed and damaged.

As it turned out 1 to 3 results, includes the adapter 10 also a handle 19 to grab by a user. The handle 19 is between the two interfaces 17 . 18 arranged and extends approximately along the left-right direction. The weight of the adapter 10 is set so that at the adapter interfaces 17 . 18 connected battery pack, the two battery packs relative to the handle 19 in balance and after removing the battery packs of the adapter 10 even relative to the handle 19 is also in balance.

Specifically, the projection of the center of gravity lies G1 of the adapter 10 on the in 2 shown plane, ie a plane perpendicular to the vertical direction extending plane in the projection of the handle 19 to this level.

Specifically, the projection of the center of gravity lies G2 through the adapter 10 and all of those with the adapter 10 All of the connected battery bumps formed within the on 2 shown plane, ie a plane perpendicular to the vertical direction extending plane in the projection of the handle 19 to this level.

Due to the need for a high power power supply, this is indicated by the adapter 10 and the battery pack formed whole usually a big weight, so that a promotion is only possible with two hands. Optionally, the adapter may have more than two handles, which are connected to the in 2 with two blocks 191 and 192 can be arranged in dashed lines shown places. How out 2 can be seen, are the adapter interfaces 17 and 18 between the two handles. At a large distance between the two handles, the battery pack is also in between.

How out 1 to 4 it can be seen, includes the adapter 10 also support beams 31 . 32 , wherein the support beam 32 for supporting the battery pack 30 to the adapter interface 18 connected battery pack 30 serves. The support beam 32 includes at least one via the connection arrangement 185 protruding support section 32a , so that to the adapter interface 18 connected battery pack 20 the center of gravity of the battery pack 30 above the support section 32a located. It is further provided that the center of gravity of the battery pack 30 outside the connection arrangement 185 and above the support section 32 , The support beam 32 is on the adapter interface 18 tuned while the support beam 31 on the adapter interface 17 is tuned. For multiple adapter interfaces, multiple support beams are provided to support multiple battery packs. In addition, the plurality of support beams are adapted to the plurality of receiving recesses and for each of the receiving recesses an associated support bracket is provided. The connection arrangement serves to connect the first housing to the second housing.

As it turned out 1 to 5 results, the second housing 11 a receiving recess 112 , wherein the support beam 32 at the bottom of the receiving recess 112 is formed and over the receiving recess 112 protrudes outwards. The support beam 32 is at least partially below the adapter interface 18 and protrudes into one of the recess of the receiving recess 112 opposite direction via the adapter interface 18 out.

The handle 19 and the support beam 32 are each on two opposite sides of the adapter interface 18 arranged.

How out 1 to 5 can be seen, serve the guide rails 185a and 185b for slidably connecting the battery pack 30 with the adapter 10 , It is further provided that the guide rails 185a and 185b for slidably connecting the battery pack 30 along the extension direction of the receiving recess 112 to serve with the adapter.

The adapter 10 has a middle separation plane. Two or more adapter interfaces serve to connect the battery pack to the adapter such that the battery pack is symmetrically located relative to the center separation plane. Specifically, the adapter interface 17 and the adapter interface 18 arranged symmetrically to each other relative to the central parting plane. The guide rail 185a and 185b serve to slidably connect the battery pack 30 along the direction of the center parting plane with the adapter 10 ,

How out 7 to 13 it can be seen, includes the adapter 40 a second housing 41, an inverter and a rectifier. The second housing 41 allows a detachable connection of the battery packs 20 . 30 with the adapter 40 , The inverter or / and the rectifier will pass through the second housing 41 added.

The inverter can do one by one with the adapter 40 Connected battery pack convert DC output into an AC current, while the rectifier one via the adapter 40 fed alternating current into a direct current, with which direct current the battery pack can be charged. Both the inverter and the rectifier consist of corresponding printed circuit boards and switching elements. The circuit boards and switching elements that form the inverter and the rectifier are in one through the second housing 41 recorded recording room recorded.

The adapter 40 also includes adapter interfaces 47 . 48 and a blower 401. The adapter interface 47 . 48 allows connection of the battery packs 20 . 30 with the adapter 40 , The fan 401 serves to generate an air flow for cooling the parts within the adapter 40 , The fan 401 can be driven to rotate about a pivot axis.

At least one of the two or more adapter interfaces is located at the front of the second housing. Specifically, the adapter interface 47 at the back of the second housing 41 and the adapter interface 48 at the front of the second housing 41 arranged. In addition, the second housing 41 on its left side or on its right side, a vent hole for passing one of the blower 401 having generated air flow, wherein the blower 401 within the second housing 41 is arranged. Specifically, the blower 401 inside the adapter 40 is located on the left side or the right side of the adapter interfaces 47 . 48 , Specifically, the blower 401 within the second housing 41 is located on the left side or the right side of the adapter interfaces 47 . 48 ,

The adapter 40 includes printed circuit boards 402a . 402b . 402c , a semiconductor device 403 and a cooler 404 , The semiconductor device 403 is with the circuit board 402a connected while the radiator 404 with the semiconductor device 403 connected is. One by the blower 401 generated air stream flows through the radiator 404 and thereby cools the semiconductor device 403 ,

How out 12 can be seen, has the second housing 41 on its left side an air intake 405a through which one of the blower 401 generated air flow in the second housing 41 flows in, the second housing 41 on his right side an air outlet 405b through which one of the blower 401 generated air flow in the second housing 41 flows. The air intake 405a and the air outlet 405b are arranged offset from each other in the up-down direction.

The swivel axis of the blower 401 is between the two adapter interfaces 47 . 48 arranged and the cooler 404 is located between the two adapter interfaces 47 . 48 , The swivel axis of the blower 401 is between the two adapter interfaces 47 . 48 arranged so that a flowing from left to right air flow is generated.

One of the printed circuit boards is arranged on the inner front side or rear side of the second housing. As it turned out 12 and 13 results are concrete, the circuit board 402a on the inner back of the second housing 41 and the circuit board 402c on the inner front of the second housing 41 arranged. The cooler 404 is between the circuit board 402a and the circuit board 402c arranged. The adapter 40 further comprises an AC input interface which is the supply of an AC power from a power network via the adapter 40 allows. The AC input interface is on the left side or the right side of the adapter 40 arranged. Specifically, the AC input interface can be considered the power plug 42 to 10 be educated. The AC input interface is on the left side of the adapter 40 arranged.

The adapter 40 further includes an AC output interface that receives the output of an AC current through the adapter 40 allows. The AC output interface is on the left side or the right side of the adapter 40 arranged. Specifically, the AC output interface can be considered the outlet 43 . 44 to 9 be educated. Specifically, the AC output interface is located on the right side of the adapter 40 , The AC output interface and the AC input interface are located on two opposite sides of the adapter 40 ,

The adapter 40 further includes a DC output interface for enabling the output of a DC current through the adapter 40 serves. The DC output interface is located on the left side or the right side of the adapter 40 , Specifically, the DC output interface can be used both as a 5V USB interface 45 to 9 as well as a 12V vehicle electrical system interface 46 after 9 be educated. In addition, it can also be designed as an interface of another form. The DC output interface is located on the right side of the adapter 40 , The DC output interface and the AC output interface are located on one and the same side of the adapter 40 , The DC output interface and the AC input interface are located on two opposite sides of the adapter 40 ,

In an optional embodiment, it is provided that the adapter further comprises an operating interface via which the user operates the adapter. The operator interface may be located on the left side, the right side or the top of the adapter.

In an optional embodiment it is provided that the adapter further comprises a display interface which serves to display the information of the portable electrical energy system. The display interface may be arranged on the left side, the right side or the top side of the adapter.

In an optional embodiment it is provided that the adapter further comprises a projector. The projector is used to project an image. Thus, the information of the portable electric power system can be displayed.

In an optional embodiment, it is provided that the adapter further comprises a screen. The screen is used to display the information of the adapter.

In an optional embodiment, it is provided that the adapter further comprises a player. The player can play a video or music.

In an optional embodiment it is provided that the portable electrical energy system further comprises a photovoltaic module. The photovoltaic module is used to convert solar energy into electrical energy to charge the battery pack or to feed it into the adapter. In an optional embodiment it is provided that the photovoltaic module can also be arranged on the adapter. In other words, the adapter comprises a photovoltaic module.

In an optional embodiment it is provided that the adapter further comprises a lighting lamp. The illumination lamp can use the electrical energy of the adapter for illumination.

As it turned out 6 results, includes the adapter 10 also a protective frame 33 on the outer side of two opposite sides of the second housing 11 is arranged. The protective frame 33 serves to protect the second housing 11 , Specifically, the protective framework includes 33 an upper carrier 331 , a lower carrier 332 and a support column 333 , The upper carrier 331 is at the top of the second housing 11 arranged and serves to protect the uppermost portion of the second housing 11 , The lower carrier 332 is at the bottom of the second housing 11 arranged. It serves to protect the lowermost area of the second housing 11 , The support column 333 is with the upper carrier 331 and the lower carrier 332 connected. The adapter 10 can be several with the lower carrier 332 and the upper carrier 331 connected support columns 333 exhibit.

The guide rail allows a slidable connection of the battery pack with the adapter. The support column 333 extends approximately along a direction parallel to the guide rail extending direction. The adapter interface is for connection to a battery pack. The adapter interface is located at the front or rear of the second housing and the battery pack is located between the two support beams when connected to the adapter interface 31 , The fan cools the elements inside the adapter 10 and is disposed within the second housing. The fan is between two of the support columns 333 arranged.

In an optional embodiment it is provided that the adapter 10 Furthermore, a vibration damping device comprises, for damping shocks between the protective frame 33 and the second housing 11 serves. Specifically, the vibration damping device comprises a flexible part. The flexible part is between the lower beam 332 and the second housing 11 or between the upper support 331 and the second housing 11 arranged.

In an optional embodiment it is provided that the vibration damping device comprises a flexible part which is arranged between the upper carrier and the lower carrier. Thus, this also serves for buffering. In an optional embodiment it is provided that the elastic part in the support column 333 is included. In the plurality of support columns 333, an elastic part is provided in each case.

The upper carrier 331 has a handle 19 to be gripped by a user or connected to it, with the two adapter interfaces 17 . 18 located on both sides of the handle.

By combining the portable electrical energy system 100 with a DC power tool 50 a new kind of electrical energy system is formed. How out 14 it can be seen, the battery packs 20 . 30 with the DC power tool 50 be releasably connected and provide this with electricity. The DC power tool includes a power consumer. The power consumer may include an electric motor.

By combining the portable electrical energy system 100 with a DC power tool 50 and an AC power tool 60 a new kind of electrical energy system is formed. How out 14 it can be seen, the battery packs 20 . 30 with the DC power tool 50 be releasably connected and provide this with electricity. The AC power tool 60 includes an electric motor. The AC output interface provides AC power to the AC power tool 60 out, thus the AC power tool 60 to supply electricity.

As it turned out 17 results, an electrical energy system comprises two adapters, ie a first adapter and a second adapter. As the two adapters both the same adapter and different adapters can be used. In a specific embodiment, it is provided that both as the first adapter and as the second adapter of the adapter 10 is used. The battery pack is on the adapter 10 coupled. The two adapters 10 supply the power tool together 70 with electricity. Such an electrical energy system may also comprise a plurality of adapters. The number is not limited to two.

In an optional embodiment it is provided that the two adapters 10 simultaneously with the power tool 70 are connected. The voltages at which the power tool 70 through the adapters 10 can be superimposed. For example, the two adapters give 10 a tension of 36V , in which case the power tool 70 at a superimposed voltage of 72V can be powered. Alternatively, give one of the two adapters 10 a tension of 36V and the other a tension of 48V , resulting in a superimposed voltage of 84V results. A configuration without superposition is of course also conceivable, in which case at a voltage of 36V , each from the two adapters 10 be issued to the power tool 70 nevertheless a tension of 36V is issued. It is understood that the two adapters 10 simultaneously an alternating current or a direct current to the power tool 70 output or alternatively an AC and the other a DC power to the power tool 70 can spend.

In another optional embodiment it is provided that the two adapters 10 connected in series and then to the power tool 70 be connected. It can be assumed that an adapter 10 the other adapter 10 charges and then the charged adapter 10 the power tool 70 powered. Alternatively, the first adapter supplies 10 the power tool 70 with power while the second adapter 10 to the first adapter 10 connected, but the first adapter 10 not charging, with the first adapter 10 only for transmission, for example, as with a power cable and thus the power tool 70 powered.

So far, basic principles, main features and advantages of the present invention have been illustrated and explained. It will be understood by those skilled in the art that the foregoing embodiments are in no way limitative of the present invention and that any configurations obtained by equivalent substitution or modification fall within the scope of the present invention.

Claims (48)

Portable electric energy system comprising: at least one battery pack capable of supplying power to a power tool, an adapter which serves to enable the output of electrical energy from the battery pack or the input of electrical energy into the battery pack, in which the battery pack comprises: a battery cell for storing electrical energy, a first housing for receiving the battery cell, the adapter comprising: an inverter that converts a direct current output from the battery pack into an alternating current, a rectifier that converts an alternating current into a direct current with which the battery pack can be charged, a second housing for receiving the inverter and / or the rectifier, wherein the battery pack is releasably connected to the adapter. Portable electrical energy system after Claim 1 characterized in that the adapter further comprises: an AC input interface for enabling the supply of AC power through the adapter, an AC output interface for enabling the output of an AC current through the adapter, the AC power Input interface connected to the rectifier and the AC output interface is connected to the inverter. Portable electrical energy system after Claim 2 , characterized in that the output voltage of the AC output interface is equal to the input voltage of the AC input interface. Portable electrical energy system after Claim 1 characterized in that the adapter further comprises: a DC output interface for enabling the output of a DC current across the adapter, wherein the output voltage of the DC output interface is lower than the rated voltage of the battery pack. Portable electrical energy system after Claim 1 characterized in that the adapter further comprises: a plurality of DC output interfaces for enabling the output of a DC current across the adapter, which DC is lower than the rated voltage of the battery pack, the voltage of one of the DC output interfaces being lower than the DC voltage Voltage of another of the DC output interfaces. Portable electrical energy system after Claim 1 characterized in that the adapter further comprises: a DC input interface for enabling the output of a DC current across the adapter with which DC power of the battery pack is charged. Portable electrical energy system after Claim 1 characterized in that the portable electrical power system comprises a plurality of battery packs and one of the battery packs may charge another of the battery packs via the adapter. Portable electrical energy system after Claim 1 , characterized in that the portable electric power system has a plurality of battery packs with different rated voltages and one of the battery packs can charge another of the battery packs via the adapter. Portable electrical energy system after Claim 1 , characterized in that the battery pack has a rated voltage equal to or greater than 30V and equal to or less than 350V. Portable electrical energy system after Claim 1 , characterized in that the battery pack has a weight equal to or greater than 1kg and equal to or less than 10kg. Portable electrical energy system after Claim 1 characterized in that the battery pack has a current capacity equal to or greater than 100Wh and equal to or less than 2000Wh. Portable electrical energy system after Claim 1 characterized in that the ratio of the total capacity of all of the battery packs that can be coupled to the adapter to the total weight of the portable electrical energy system is in a range of 7Wh / kg to 200Wh / kg. Portable electrical energy system after Claim 1 , characterized in that the ratio of the total mass of all of the battery packs that can be coupled to the adapter to the total weight of the portable electrical energy system is in a range of 0.15 to 0.90. Portable electrical energy system after Claim 1 characterized in that the ratio of the voltage of the battery pack to the voltage of the alternating current output from the adapter is in a range of 0.07 to 1.5. Portable electrical energy system after Claim 1 characterized in that the ratio of the voltage of the battery pack to the voltage of the DC power outputted from the adapter is defined as a DC-to-DC voltage ratio ranging from 0.5 to 32. Portable electrical energy system after Claim 1 characterized in that the adapter comprises: an adapter interface for detachably connecting the battery pack to the adapter, the adapter interface comprising: an electrical connection terminal for making electrical connection to a battery cell of the battery pack, a connection arrangement for connecting the first housing to the second housing, wherein the electrical terminal is connected to the inverter and the rectifier. Portable electrical energy system after Claim 1 characterized in that the adapter comprises: two or more adapter interfaces for connecting the battery pack to the adapter, the two adapter interfaces being located on two opposite sides of the second housing. Portable electrical energy system after Claim 1 characterized in that the adapter comprises: an adapter interface for connecting the battery pack to the adapter, the second housing comprising: a receiving recess formed on one side of the second housing and toward the opposite other side is recessed, wherein the adapter interface is disposed in the receiving recess, so that the battery pack is at least partially received in the receiving recess. Portable electrical energy system after Claim 1 characterized in that the adapter comprises: - a handle for gripping by a user, - two or more adapter interfaces for connecting the battery pack to the adapter, the two adapter interfaces being located on two opposite sides of the second housing, such that when connected to the adapter interfaces on the two sides, the battery pack is in balance relative to the handle. Portable electrical energy system after Claim 1 characterized in that the adapter comprises: - two handles for gripping by a user, - an adapter interface for connecting the battery pack to the adapter, the two handles being located on either side of the adapter interface so that the battery pack when connecting to the adapter interface between the two handles. Portable electrical energy system after Claim 1 characterized in that the adapter comprises: an adapter interface for connecting the battery pack to the adapter, a support bracket for supporting the battery pack with the battery pack connected to the adapter interface, the adapter interface comprising: an electrical connection terminal, which serves to establish an electrical connection with a battery cell of the battery pack, a connection arrangement, which serves to connect the first housing to the second housing, wherein the support support comprises at least one support section projecting beyond the connection arrangement, so that in FIG Adapter interface connected battery pack is the center of gravity of the battery pack outside the connection assembly and above the support section. Portable electrical energy system after Claim 1 characterized in that the adapter comprises: an adapter interface for connecting the battery pack to the adapter; a support bracket for supporting the battery pack with the battery pack connected to the adapter interface, the adapter interface comprising: an electrical interface A connection terminal, which serves to establish an electrical connection with a battery cell of the battery pack, - a connection arrangement, which serves to connect the first housing to the second housing, wherein the support carrier comprises at least one support section projecting beyond the connection arrangement, so that when connected to the adapter interface Battery pack, the center of gravity of the battery pack is located above the support section. Portable electrical energy system after Claim 1 characterized in that the adapter comprises: an adapter interface for connecting the battery pack to the adapter; a support bracket for supporting the battery pack when the battery pack is connected to the adapter interface, the second housing comprising: a housing Receiving recess, which is formed on one side of the second housing and recessed in the direction of the opposite other side, wherein the support carrier is formed on the bottom of the receiving recess and projects beyond the receiving recess to the outside. Portable electrical energy system after Claim 1 characterized in that the adapter comprises: an adapter interface for connecting the battery pack to the adapter; a support bracket for supporting the battery pack when the battery pack is connected to the adapter interface, the second housing comprising: a housing A receiving recess, which is formed on one side of the second housing and recessed toward the opposite other side, wherein the adapter interface is disposed in the receiving recess, so that the battery pack is at least partially received in the receiving recess, and wherein the support carrier is at least partially below the Adapter interface located and protrudes in a direction opposite to the recess of the receiving recess opposite direction over the adapter interface. Portable electrical energy system after Claim 1 characterized in that the adapter comprises: a handle for gripping by a user, an adapter interface for connecting the battery pack to the adapter, a support bracket for supporting the battery pack when the battery pack is connected to the adapter interface, wherein the handle and the support bracket are respectively disposed on two opposite sides of the adapter interface. Portable electrical energy system after Claim 1 characterized in that the adapter comprises: an adapter interface for connecting the battery pack to the adapter, the second housing comprising: a receiving recess formed on one side of the second housing and toward the opposite other side recessed, wherein the adapter interface comprises: a connection arrangement, which serves to connect the first housing to the second housing, and wherein the connection assembly comprises: a guide rail for slidably connecting the battery pack along the extending direction of the receiving recess with the adapter. Portable electrical energy system after Claim 1 characterized in that the adapter has a central parting plane and further comprises: two or more adapter interfaces serving to connect the battery pack to the adapter such that the battery pack is symmetrically disposed relative to the center parting plane, the adapter interface comprising: a connection arrangement for connecting the first housing to the second housing, and wherein the connection arrangement comprises: a guide rail, which serves for the slidable connection of the battery pack along a direction parallel to the central parting plane with the adapter. Portable electrical energy system after Claim 1 characterized in that the adapter further comprises: a fan for cooling the parts within the adapter, an adapter interface for connecting the battery pack to the adapter, the adapter interface being located at the front of the second housing wherein the second housing has at least on its left side or right side a vent hole for passing an air flow generated by the fan, and wherein the fan is disposed inside the second housing. Portable electrical energy system after Claim 1 characterized in that the adapter further comprises: a fan for cooling the parts within the adapter, an adapter interface for connecting the battery pack to the adapter, the adapter interface being located at the front of the second housing , and wherein the fan is disposed within the adapter and located on the left side or the right side of the adapter interface. Portable electrical energy system after Claim 1 characterized in that the adapter further comprises: a fan for cooling the parts within the adapter, an adapter interface for connecting the battery pack to the adapter, the adapter interface at the front or back of the second housing is arranged, which second housing has at least on its left side an air inlet bore through which an air flow generated by the fan flows into the second housing, and wherein the second housing has at least on its right side an air outlet bore through which one of the blower generated Air flow flows into the second housing. Portable electrical energy system after Claim 1 characterized in that the adapter further comprises: a fan for cooling the parts within the adapter, an adapter interface for connecting the battery pack to the adapter, the adapter interface at the front or back of the second housing is arranged, which second housing has at least on its left side an air inlet bore through which an air flow generated by the fan flows into the second housing, wherein the second housing at least on its right side has an air outlet bore through which an air flow generated by the fan flows into the second housing, and wherein the air inlet and the air outlet are arranged offset from one another in the up-down direction. Portable electrical energy system after Claim 1 characterized in that the adapter further comprises: a fan that is capable of being driven to rotate about a pivot axis, a circuit board disposed within the second housing, a semiconductor device connected to the circuit board, a semiconductor device Radiator connected to the semiconductor device, wherein the circuit board is approximately parallel to the pivot axis of the fan, and wherein the radiator and the pivot axis of the fan are located on one and the same side of the circuit board. Portable electrical energy system after Claim 1 characterized in that the adapter further comprises: a fan that is capable of being driven to rotate about a pivot axis, two or more adapter interfaces for connecting the battery pack to the adapter, a circuit board disposed inside the second housing is arranged, - a semiconductor device, which is connected to the circuit board, - a radiator connected to the semiconductor device, wherein the pivot axis of the blower is disposed between the two adapter interfaces, and wherein the radiator is located between the two adapter interfaces. Portable electrical energy system after Claim 1 characterized in that the adapter further comprises: - two or more adapter interfaces for connecting the battery pack to the adapter, - a blower that can be driven to rotate about a pivot axis, - a printed circuit board inside the second housing a semiconductor device connected to the printed circuit board; a cooler connected to the semiconductor device, wherein the adapter interfaces are arranged on the front or rear side of the second housing, and wherein the pivot axis of the blower is arranged between the two adapter interfaces is and can produce a flow of air flowing from left to right. Portable electrical energy system after Claim 1 characterized in that the adapter further comprises: - two or more adapter interfaces for connecting the battery pack to the adapter, - a fan that can be driven for rotation about a pivot axis, - a plurality of circuit boards disposed within the second housing a semiconductor device connected to the circuit board; a cooler connected to the semiconductor device, the adapter interfaces being disposed on the outer front side or rear side of the second housing, and at least one of the plurality of circuit boards being disposed on the inner side Front or back of the second housing is arranged and the radiator between two of the circuit boards. Portable electrical energy system after Claim 1 characterized in that the adapter further comprises: an adapter interface for connecting the battery pack to the adapter, an AC input interface for enabling the supply of an AC current through the adapter, the adapter interface on the front side or Rear of the adapter is arranged, and wherein the AC input interface on the left side or the right side of the adapter is arranged. Portable electrical energy system after Claim 1 characterized in that the adapter further comprises: an adapter interface for connecting the battery pack to the adapter, an AC output interface for enabling the output of an AC current through the adapter, the adapter interface at the front or Rear of the adapter is arranged, and wherein the AC output interface is arranged on the left side or the right side of the adapter. Portable electrical energy system after Claim 1 characterized in that the adapter further comprises: an adapter interface for connecting the battery pack to the adapter, a DC output interface for enabling the output of a DC current through the adapter, the adapter interface at the front or Rear of the adapter is arranged, and wherein the DC output interface is arranged on the left side or the right side of the adapter. Portable electrical energy system after Claim 1 characterized in that the adapter further comprises: a protective frame disposed on the outer side of two opposite sides of the second housing. Portable electrical energy system after Claim 39 characterized in that the protective frame further comprises: a lower support disposed at the lowermost portion of the second housing, an upper support disposed at the uppermost portion of the second housing, a support pillar respectively connected to the upper carrier and the lower carrier is connected. Portable electrical energy system after Claim 1 characterized in that the adapter further comprises: a protective frame for protecting the second housing, an adapter interface for connecting the battery pack to the adapter, the protective frame further comprising: a lower support for protecting the lowermost region the second housing, - an upper support for protecting the uppermost region of the second housing, a support pillar respectively connected to the upper support and the lower support, the adapter interface being located at the front or rear of the second housing so that the battery pack is between two of the support pillars when connected to the adapter interface. Portable electrical energy system after Claim 1 characterized in that the adapter further comprises: a protective frame for protecting the second housing, an adapter interface for connecting the battery pack to the adapter, the protective frame further comprising: a lower support for protecting the lowermost region the second housing, an upper support for protecting the uppermost portion of the second housing, a support pillar respectively connected to the upper support and the lower support, the upper support having or being connected to a handle for gripping by a user , and wherein the adapter interface is on both sides of the handle. Portable electrical energy system after Claim 1 characterized in that the adapter comprises: an adapter interface for connecting the battery pack to the adapter, a protective frame for protecting the second housing, the adapter interface comprising: a guide rail adapted to slidably connect the battery pack with serving the adapter, and wherein the protective frame further comprises: - a support column which is formed approximately along a direction parallel to the guide rail extending direction. Portable electrical energy system after Claim 1 characterized in that the adapter comprises: - an adapter interface for connecting the battery pack to the adapter, - a protective frame disposed on the outer side of the second housing, - a fan disposed within the second housing wherein the protective frame comprises: a plurality of support pillars arranged so that the battery pack is located between them when connected to the adapter interface, and wherein the blower is disposed between two of the support pillars. Adapter comprising: an inverter which converts a direct current output from the battery pack into an alternating current, a rectifier used to convert an alternating current into a direct current, with which the battery pack is charged, a housing which serves to receive the inverter and / or the rectifier, an AC input interface which is used to enable the supply of an alternating current via the adapter, an AC output interface used to enable the output of an AC current through the adapter, an adapter interface for detachably connecting a battery pack capable of powering a power tool, the AC input interface connected to the rectifier, and the AC output interface connected to the inverter. Electric energy system comprising: a DC power tool comprising a power consumer, a battery pack which is detachably connected to the DC power tool and supplies it with power, an adapter which serves to enable the output of electrical energy from the battery pack or the input of electrical energy into the battery pack, in which the battery pack comprises: a battery cell for storing electrical energy, a first housing for receiving the battery cell, the adapter comprising: an inverter which converts a direct current output from the battery pack into an alternating current, a rectifier used to convert an alternating current into a direct current, with which the battery pack is charged, - A second housing, which serves to receive the inverter and / or the rectifier, and wherein the battery pack is releasably connected to the adapter. Electric energy system comprising: a DC power tool comprising a power consumer, an AC power tool comprising an electric motor, a battery pack which is detachably connected to the DC power tool and supplies it with power, an adapter which serves to enable the output of electrical energy from the battery pack or the input of electrical energy into the battery pack, wherein the battery pack comprises: a battery cell for storing electrical energy, a first housing for receiving the battery cell, the adapter comprising: an inverter which converts a direct current output from the battery pack into an alternating current, a rectifier used to convert an alternating current into a direct current, with which the battery pack is charged, a second housing for receiving the inverter and / or the rectifier, an AC output interface for outputting AC power to the AC power tool, and wherein the battery pack is detachably connected to the adapter and the AC output interface is connected to the inverter. Electric energy system comprising: - a battery pack, - a power tool that includes an electric motor, - a first adapter that serves to allow the output of electrical energy from the battery pack or the input of electrical energy into the battery pack, - a second adapter that is used to enable the output of electrical energy the battery pack or the input of electrical energy into the battery pack, the battery pack comprising: a battery cell for storing electrical energy, a first housing, which serves to receive the battery cell, wherein the first adapter comprises: a first inverter, used to convert a direct current outputted from the battery pack to an alternating current, - a first rectifier for converting an alternating current into a direct current with which the battery pack is charged, the second adapter comprising: - a second inverter connected to Transformation of one of the Bat a second rectifier, which serves to convert an alternating current into a direct current, with which the battery pack is charged, wherein the battery pack with the first adapter and / or the second adapter is detachably connected, and wherein the first adapter and the second adapter together can power the power tool.

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