DE102016119424A1 - Battery assembly and motor vehicle, in particular scooters, with a battery assembly - Google Patents

Abstract

The invention relates to a battery assembly (70), in particular for an electrically driven motor vehicle, in particular for a motorcycle, preferably for a scooter (10), comprising: - at least one battery housing (21); - At least one, in particular rechargeable, battery (90); - At least one releasable mechanical lock (91) for connecting the battery case (21) with a to be supplied with electrical energy unit, in particular for connection to an electric scooter (10); and - at least one stand device (400), which is designed to be foldable and / or swingable and / or extendable.

Description

The invention relates to a battery assembly, in particular for an electrically driven motor vehicle, in particular motorcycle, preferably scooters, according to claim 1. Furthermore, the invention relates to an electrically powered motor vehicle, especially motorcycle, preferably scooter, comprising at least one battery assembly, according to claim 14.

Equipped with electric drives motorcycles or scooters are known. Purely exemplary is on the EP 1 857 314 A2 directed. Corresponding electrically powered motorcycles or scooters usually have a body and at least two wheels, wherein one of the wheels is driven by an electric drive, which is powered by a battery. For charging a battery much more time is required than for the refueling of motor vehicles powered by an internal combustion engine. In this respect, the charging of a rechargeable battery should be carried out if possible when the electric motor vehicle is not needed for the foreseeable future. The motor vehicle / scooter can not be used in this charging time of the battery.

Based on this prior art, it is an object of the present invention to provide a battery assembly available as simple as possible and without much effort from a motor vehicle, z. B. a scooter. can be expanded so that the motor vehicle / scooter can be equipped with a fully charged battery or a fully charged battery assembly.

Moreover, it is an object of the present invention to form a battery assembly in such a way that, in addition to its primary task of supplying an electric drive with energy, it can also fulfill other tasks. In particular, the battery assembly should be developed in such a way that it serves as a kind of mobile office.

Furthermore, it is an object of the present invention to provide a further developed motor vehicle, preferably a further developed motor scooter, which has a battery assembly according to the invention.

According to the invention this object is achieved with regard to the battery assembly by the subject-matter of claim 1 and with regard to an electrically driven motor vehicle, in particular a motorcycle, preferably a scooter, by the subject-matter of claim 14.

Advantageous and expedient embodiments of the battery assembly according to the invention are specified in the subclaims.

• – mindestens ein Batteriegehäuse;
• – mindestens eine, insbesondere wiederaufladbare, Batterie;
• – mindestens eine lösbare mechanische Verriegelung zur Verbindung des Batteriegehäuses mit einer mit elektrischer Energie zu versorgenden Einheit, insbesondere zur Verbindung mit einem elektrischen Motorroller; und
• – mindestens eine Ständervorrichtung, die ausklappbar und/oder ausschwenkbar und/oder ausziehbar ausgebildet ist.

Said object is achieved by a battery assembly, which is designed in particular for an electrically drivable motor vehicle, in particular for a motorcycle, preferably for an electric scooter. The battery assembly includes:

• - At least one battery case;
• - At least one, in particular rechargeable, battery;
• - At least one releasable mechanical lock for connecting the battery case with a unit to be supplied with electrical energy, in particular for connection to an electric scooter; and
• - At least one stand device, which is designed to fold and / or swing and / or extendable.

According to the invention it is thus possible that the battery assembly can be easily turned off in a detached state of the unit to be supplied by means of the stand device.

In particular, the stand device makes it possible for the battery assembly to be used as a seat, in particular as a stool, in a state detached from the unit to be supplied by means of the stand device.

It is possible that the stand device is telescopic. Preferably, in this case, the stand device is in a collapsed, d. H. in the non-telescoped state, at least partially disposed within the battery case.

In a connected to the unit to be supplied state of the battery assembly, the stand device is preferably folded and / or pivoted and / or retracted.

If the stand device is designed to swing out and / or fold out, it can be connected to the battery housing, for example by means of a rotary joint and / or by means of a hinge.

The stand device may for example consist of at least one leg. The pillar may be formed from a tube, for example from a round tube or a square tube. Furthermore, it is possible that the pillar massive, d. H. without forming a hollow portion is formed.

The at least one pillar may comprise two obliquely arranged or formed sections. For example, these sections can essentially form an L-shaped mainstay. Furthermore, it is possible for the two sections to have an angle which is greater than 90 °, in particular greater than 100 °, in particular greater than 110 °, in particular greater than 120 °, and less than 160 °, in particular less than 150 °, is formed.

The at least one pillar may have at one longitudinal end a flange, in particular a transverse flange. The flange, in particular the transverse flange, allows a force to be introduced when the stand device is in the unfolded and / or swung-out and / or extended state. In addition, prevents a flange, in particular a transverse flange, a sinking of the stand device in a storage area, in particular in an unpaved and / or damp ground. Alternatively or additionally, a buffer, in particular a rubber buffer, may be formed at one longitudinal end.

The stand device may for example comprise at least two legs, wherein the legs are preferably connected to each other via at least one transverse strut.

If the stand device is designed to be swingable, the legs can each be connected at one longitudinal end by means of a rotary joint and / or by means of a hinge to the battery housing. Preferably, flanges, in particular transverse flanges, or buffers, in particular rubber buffers, are formed at the further longitudinal ends of the legs.

Even with the training of several legs, it is possible that these are made of a tube, for example, a round tube or a square tube. Furthermore, it is possible that the legs massive, d. H. without forming a hollow portion are formed. It is possible that the legs only consist of one section. The section can be both straight and curved. In a further embodiment of the invention, it is possible that the legs each comprise two obliquely arranged or formed cutouts.

Furthermore, at least one transverse strut is provided. The crossbar stabilizes the stand device. Furthermore, it is possible that at least two transverse struts are formed.

A pillar or the legs can / can be arranged in the sense of a camber. An angle may be formed between the perpendiculars to the storage surface and the support center median plane. Preferably, a pillar or the legs are arranged in the sense of a negative fall. In other words, at least one leg, starting from the attachment point of the supporting leg on the battery housing in the direction of the storage area to run obliquely outside. This allows a better state of the battery assembly with unfolded and / or swung and / or extended stand device.

The upright device can be secured in a deployed and / or swung out and / or extended state by means of a tensioning device. For example, the tensioning device may be a spring-like element.

The tensioning device is preferably fastened at one end to the battery housing, in particular to a housing reinforcement. At the other end, the tensioning device is preferably connected to the stand device. It is possible that the tensioning device is connected to a leg and / or with a transverse strut. Preferably, the tensioning device is connected at one end to the battery housing and at the other end to a transverse strut of the upright device.

The tensioning device is preferably designed such that it limits the maximum unfolding and / or pivoting and / or extension of the stand device. Thus, in the unfolded and / or swung-out and / or extended state, further movement of the upright device, in particular a supporting leg of the upright device, is prevented.

Preferably, the tensioning device comprises at least one elastic element and at least one rigid or partially elastic element. A rigid or partially elastic element limits the maximum extension of the tensioning device. Thus, a rigid or partially elastic element allows a maximum range of movement of the stand device. The elastic element allows easy folding and / or swinging and / or retracting the stand device. If no force is exerted on the stand device and in the direction of the original position, d. H. the folded and / or pivoted and / or retracted position is moved, the elastic element allows a power-saving folding and / or swinging and / or retracting the stand device. The initially tensioned / biased tensioning device is retracted due to the elastic element.

In one embodiment of the invention, the clamping device may be formed as a rubber band and / or cable. In particular, the Clamping device as a cable, which is surrounded by a rubber-like material is formed. The cable is a rigid or partially elastic element. The rubber-like material, however, is an elastic element.

The battery housing may have a housing reinforcement, which is formed in particular in the region of a bottom portion of the battery housing. The case reinforcement may be made of a more robust material and / or suitably formed material. Preferably, the housing reinforcement is formed in the form of an angled and / or curved rail. This rail may in particular be connected to the bottom portion of the battery case.

The housing reinforcement makes it possible to use the battery assembly in the separate state of the unit to be supplied as a seat opportunity.

In particular, the bottom portion of the battery case is formed or developed such that for stability reasons no support of the bottom portion of the battery case on a frame part of a motor vehicle, in particular a scooter, is necessary. The housing reinforcement may comprise two sections, which are arranged at an angle of at least 90 ° to each other. Preferably, the two sections are at an angle of at least 100 °, in particular at least 110 °, in particular at least 120 °, in particular at least 140 °, in particular at least 150 °, to each other. The two sections may each themselves have a curved shape.

It is possible that the uprising device has a shape complementary to the housing reinforcement and / or to the housing outer wall of the battery housing. If the stand device has a shape complementary to the outer wall of the housing, this stand device can lie in the folded and / or pivoted and / or retracted state to save space on the housing outer wall.

It is also possible that the battery housing has at least one recess, wherein the stand device can be stored in the folded and / or pivoted and / or retracted state in the at least one recess. In addition, it is possible that the stand device has a complementary shape to a possibly formed housing reinforcement shape. The stand device can thus be formed in the unused state as part of the housing outer wall. The stand device may have an angled and / or curved shape.

Furthermore, it is possible that the stand device is attached to the housing reinforcement. A hinge and / or a hinge and / or a mounting portion of the stand device may be connected to the housing reinforcement. This prevents a force introduction of the stator device in a battery housing section consisting only of plastic.

In the battery case, a (separate or separate) battery capsule, for example in the form of a battery case, be arranged. The battery case preferably contains the battery packs or battery packs as well as the associated (power) electronics. The battery case is preferably made of a more robust material than the battery case. Preferably, the battery case is so stable that it serves as a support structure and transmits the loads applied to the seat surface of a saddle to the body. The battery case may be formed at least partially of metal, such as an aluminum alloy, whereas the battery case may be made of a plastic.

Preferably, a saddle of the battery assembly is in a raised state, i. H. with unfolded and / or swiveled and / or extended stand device, aligned at the same angle as in the driving mode or driving state of the battery assembly. In other words, the stand device is arranged and / or formed such that the (elongated) saddle extends (substantially) horizontally to a storage area in an unfolded and / or swung-out and / or extended state of the stand device.

In the battery case, a circuit is preferably formed.

In a further embodiment of the invention, the battery assembly comprises at least one actuating element, which can be folded out of the battery housing and / or swung out and / or pulled out, in particular telescoping, is formed.

The battery assembly can be actuated, in particular pulled or pushed, with an extendable and / or fold-out and / or swing-out actuating element.

The actuating element can be designed as a lever or as a handle, in particular as a bow handle. The handle preferably has a gripping portion, which can be grasped in particular with the complete hand. Preferably, the gripping section merges into at least one, preferably two, extension section (s). The at least one extension section may be a rod-like or rail-like element act. This rod-like or rail-like element can be folded out and / or swung out and / or pulled out, in particular telescopically, in particular in or on the battery housing.

In a first state of use, which corresponds to the driving state of an electrically driven motor vehicle, in particular an electric scooter, the extension section is preferably mounted completely in the battery housing.

In a further state of use, which corresponds to the state of the battery assembly detached from the motor vehicle, in particular from the scooter, the at least one extension section can be folded out of the housing and / or swung out and / or pulled out, so that the actuating element is in an at least partially unfolded and / or or swung out and / or extended, in particular partially telescoped, state is present. This is similar to a solid handle of a suitcase or trolley.

An unfolded and / or swung out and / or extendable, in particular telescopic, actuating element thus facilitates the handling of a battery subassembly detached from a scooter. The battery assembly can be pulled with the help of the actuator, for example, to a charging station. In a particularly preferred embodiment, the actuating element is designed as a bow-shaped handle.

The battery case may include a front portion, a rear portion, two side portions connecting the front and rear portions, a lid portion, and a bottom portion.

It is possible that at least one roller is formed on the battery housing. Particularly preferably, at least two rollers are arranged on the battery housing. These are preferably formed on the front portion and at the transition portion from the front portion to the bottom portion of the battery case.

With the help of at least two rollers, the battery assembly can be pulled particularly evenly. The rollers may be part of the described guide device of the battery pack and / or take over this function. The rollers can thus facilitate the arrangement of the battery group on the unit to be supplied and be guided when arranged in the guide device of the unit to be supplied.

The at least one roller can be designed to be retractable in the battery housing. After transporting, in particular pulling, the battery assembly, the at least one roller can be sunk so that rolling away of the battery assembly is prevented.

In particular, in the case of an unfolded and / or swung-out and / or extended state of the stand device, a secure state of the battery assembly can be made possible with the aid of a roller housed in the battery housing.

In a further embodiment of the invention, the battery housing in the region of the actuating element, in particular in the rear portion, an engagement recess which is formed such that the actuating element is gripped around with one hand. In connected to the scooter state of the battery assembly, the gripping portion of the actuating element preferably extends transversely to the direction of travel. The battery housing has such a recess or engagement recess that the actuating element in the clip handle pulled, in particular pulled up, can be.

The battery assembly may have a passive cooling and / or an active cooling to increase the efficiency of the battery located in the battery case. The passive cooling can be, for example, an arrangement of cooling fins. For example, the cooling fin arrangement is formed on the rear portion and / or on one / the side portion (s) of the battery case.

The passive cooling may also be at least one air inlet opening. By means of a correspondingly formed air inlet opening, ambient air can be guided through the at least one air inlet opening into the battery housing while driving with a scooter, wherein the heated air can flow out of the battery housing through at least one corresponding air outlet opening. It is possible that at least one ventilation wheel is located in the battery housing as active cooling. An active water cooling can be formed within the battery case. As an arrangement of cooling fins so-called cooling fins can be used.

It is possible that the battery assembly includes a cooling duct. Such a cooling channel may in particular be formed between a / the battery case and the battery case. Between the battery housing, which in particular comprises the housing outer wall, and the battery case can also be formed a plurality of cooling channels. By means of a corresponding air inlet opening, ambient air can flow into the cooling channel. Through a corresponding air outlet, the heated air from the Cooling channel flow. In addition, a ventilation wheel or a fan may be formed in the cooling duct. Since the battery case is preferably formed of metal, the heat generated in the interior of the battery case can be discharged in the manner of a cooling plate in the cooling channel.

Preferably, the battery assembly has two cooling channels. These can essentially run laterally. This means that the cooling channels extend in the region of side surfaces of the battery housing.

The battery assembly may further include at least one power connector. With the help of a power plug, the battery assembly is electrically connected to the unit to be supplied electrically, in particular with the electric scooter.

Preferably, the battery assembly has a combined power / communication plug. With the aid of such a plug, the unit to be supplied can both be supplied with power or receive power from the unit. Furthermore, with the aid of such a combined power / communication plug, a communication transmission or communication connection between the battery assembly and the unit to be supplied can be established. Preferably, the combined power / communication plug has a bus interface.

Furthermore, it is possible that the battery assembly has a (separate) communication socket.

The combined power / communication plug is formed, for example, on a side portion of the battery case. The pins of the power / communication plug are preferably formed perpendicular to a bottom surface. The connection of the power / communication plug with a power / communication socket of an electrical unit to be supplied, in particular an electric scooter, can therefore be done by sliding the plug on the socket.

Preferably, a mechanical locking of the battery assembly is formed in the bottom portion of the battery case. The mechanical locking can be designed for example as a locking hook. The mechanical lock is preferably actuated by a locking actuator

The locking actuator may be, for example, a cord or a chain or a strap or a loop. By pulling on the cord or the chain or on the band or on the loop, the mechanical lock, in particular the locking hook, can be actuated.

Preferably, the locking actuator, in particular the cord or the chain or the loop or the band, is arranged in the battery housing or within the battery housing. In the battery case is preferably back section, a compartment formed. This compartment is preferably formed closable and / or lockable. By folding or lifting a corresponding lockable and / or lockable battery housing section access to the tray can be made. Preferably, in the tray / a locking actuator, in particular a cord or a chain or a / the band or a loop arranged.

The battery assembly may also include at least one power jack for charging the at least one battery. A mains socket is used to charge the at least one battery or to charge at least one battery pack. In the at least one power jack, a power plug can be inserted so that the at least one battery pack can be charged.

It is possible that several battery packs or battery packs are arranged in the battery housing. Preferably, at least two power sockets are formed. This allows for faster charging of multiple battery packs.

Furthermore, the battery assembly may include at least one Bluetooth interface and / or at least one USB socket. It is possible for the at least one mains socket and / or the at least one Bluetooth interface and / or the at least one USB socket to be / are formed within a preferably closable and / or lockable compartment. This allows tamper protection so that only the owner of a key or access system to the compartment can access a USB socket and / or a mains socket and the at least one Bluetooth interface can be switched on or off.

Programs can be loaded using a USB socket. It is also possible to read out a fault memory with the help of a USB socket. Furthermore, with the aid of a Bluetooth interface and / or with the aid of a USB socket, a loudspeaker arranged within the battery assembly, in particular within the battery housing, can be activated. It is possible that audio files can be sent to the battery assembly via the Bluetooth interface and / or the USB socket.

Furthermore, it is possible that the battery assembly has an interface for charging external devices, in particular mobile communication devices, with power. The charging takes place by means of the battery of the battery assembly. Furthermore, it is possible that the battery assembly has a device for contactless energy transfer from the battery of the battery assembly to an external device.

Using the optional interfaces, power sockets, Bluetooth interfaces or USB sockets, it is possible to use the battery assembly as a kind of mobile office. With the aid of the stand device, it is possible for the user to sit comfortably on the battery assembly, in particular on the saddle of the battery assembly, while operating, for example, his laptop. This can be powered by the battery assembly.

At least one speaker may be installed in the battery case. The loudspeaker is preferably a resonance loudspeaker. Advantageously, a portion of the battery case may be formed as a resonance surface.

In a further embodiment of the invention, a saddle may be formed on the battery housing, in particular on the cover section side. A saddle of a scooter is thus formed as an element of the battery assembly. The saddle is preferably connected to the battery housing, in particular the cover section of the battery housing, in particular adhesively bonded and / or latched. The saddle may be formed of a foam material.

Preferably, the saddle on an ergonomically advantageous shape. For example, the saddle on a V-shaped and / or U-shaped cross-sectional profile. The cross-sectional profile is visible as running in the direction of travel longitudinal section. At least in sections, the saddle may have the shape of a hyperbolic paraboloid.

Furthermore, it is possible for the battery assembly to comprise a DC-DC converter, that is to say a DC-DC converter and / or a battery charger and / or a battery control unit. In addition, the battery assembly may include an emergency stop button. For example, the battery assembly may provide a 48V / 12V power supply. It is possible that the 48V power supply is provided directly from the at least one battery pack. The 12 V power supply can be realized, for example, with the help of the DC-DC converter.

The charge of the battery pack can be done via an integrated battery charger, the integrated battery charger via the at least one power jack can be powered.

Due to the producible with the help of the combined power / communication connector communication connection, it is possible that data regarding the battery, such. As the temperature of the battery and / or the state of charge of the battery can be transmitted to a controller of the unit to be supplied and / or to a display unit of the unit to be supplied.

A subsidiary aspect of the invention relates to an electrically driven motor vehicle, in particular an electrically driven motorcycle, in particular an electric scooter, comprising at least one battery assembly according to the invention.

The battery assembly is preferably releasably secured or releasably anchored to a rear frame portion of the motorcycle, particularly the scooter. When installed, the front portion of the battery case in the direction of travel or in the direction of the front wheel of the electric motorcycle, in particular the electric scooter. The rear portion of the battery case preferably has accordingly opposite to the direction of travel or in the direction of the rear wheel.

The electric motorcycle, in particular the electric scooter, preferably comprises a lock counterpart cooperating with the mechanical lock. The locking counterpart is preferably a locking pin or a locking receptacle for a locking hook.

The invention will be described with reference to embodiments of an electrically driven scooter, which are explained in more detail with reference to figures.

Hereby show:

1 : an electrically driven scooter in perspective view;

2 : the electric scooter of the 1 in a side view;

3a ; 3b : Side views of battery modules according to the invention with unfolded stand devices;

4a - 4c : different perspective views regarding one Inventive battery assembly according to a first embodiment;

5 a transparent view of the components in the battery housing of the battery assembly; and

6 : rear frame part without attached battery assembly.

In the following description, the same reference numerals are used for identical and equivalent parts.

1 and 2 show an overall view of a scooter invention or electric scooter 10 , The scooter 10 has a bodywork on which a front wheel 12 and a rear wheel 12 ' are rotatably mounted. Furthermore, the body comprises a steering device 30 controlling the scooter 10 allows. At the bottom of the steering device 30 is the front wheel 12 , In the rear part, especially on the rear frame part 11 , there is a battery assembly 70 and one to the battery assembly 70 associated battery housing 21 , Also visible is a saddle 20 ,

The battery assembly 70 includes a battery case 21 with a front section 71 , a back section 72 , two the front and rear sections 71 and 72 connecting side sections 73 and a bottom section 75 (see also 4b ). Also visible is an actuator 80 , which is in the form of a bow handle. The gripping section 89 I'm in the scooter 10 installed state transverse to the direction F arranged.

To encompass the actuating element 80 , in particular of the gripping portion 89 , to allow, points the battery case 21 in the area of the back section 72 an engagement recess 81 on. This engagement recess 81 is formed such that the actuating element 80 , in particular the gripping portion 89 , by hand is completely encompassable.

The 3a and 3b provide side views of further embodiments of battery modules according to the invention 70 represents.

In 3a is a stand device 400 to recognize. This is shown in the unfolded state. The stand device 400 thus stands from the battery case 21 from. The stand device is by means of a rotary joint 405 collapsed. The stand device 400 includes two legs 410 , wherein in the side view only one pillar 410 can be seen. The legs 410 the embodiment according to 3a are currently being trained.

On to the swivel 405 opposite end 420 are buffers 425 on the legs 410 educated. The buffer shown by way of example 425 of the 3a can be designed as a flange. The buffer 425 is preferably formed of rubbery material. The two legs 410 are preferably via a cross member 430 , which is shown in dashed lines connected. The crossbeam 430 serves to stabilize the two legs 410 ,

Preferably, the stand device comprises 400 a tensioning device 440 , This tensioning device is at a first end 441 with the battery case 21 connected. At the second end 442 is the tensioning device 440 preferably with the cross member 430 connected. The tensioning device 440 causes a limitation of the maximum possible Ausklappposition the stand device 400 or the supporting leg 410 , The tensioning device 440 includes a cable 445 , This cable limits the path of movement of the leg 410 ,

The cable 445 is preferably rigid or partially elastic, so that an extension of the clamping device 440 not possible. The cable 445 is of an elastic element 448 surround. This elastic element 448 has a spring effect. Once the battery case 70 is lifted up and the foothold 410 in the direction of the battery case 21 is pivoted causes the elastic element 448 a complete or partial folding of the legs 410 , The elastic element 448 contracts, leaving the tensioning device 440 is shortened and thus the legs 410 in the direction of the battery case 21 to be pulled.

In the battery case 21 Both a USB socket and a Bluetooth interface can be formed. Furthermore, it is possible that in the battery case 21 such an interface is formed, which is a current charge of an external device, such as a laptop by means of the battery of the battery assembly 70 allows.

The saddle 20 the battery assembly 70 is in the illustrated elevated state, ie with unfolded stand device 400 , at the same angle as in the driving mode or driving state of the battery assembly 70 aligned.

In particular, the elongated saddle runs 20 essentially horizontal to the storage area A.

Overall, the battery assembly 70 in particular in the detached state of the unit to be supplied as a kind of mobile office. You can on the saddle 20 sit comfortably and by means of the battery case 21 trained interfaces to his activities pursue. Accordingly, it is possible, in particular a charging of a battery assembly 70 make sense to use.

In 3b is another embodiment of a stand device 400 shown. The stand device 400 also includes two legs 410 , where only one pillar 410 in the 3b is visible. The mainstay 410 has one of the contour 415 of the bottom section 75 has complementary shape. That means that the foothold 410 from two angularly arranged sections 411 and 412 consists. These sections 411 and 412 are arranged obtusely to each other. This results in an angle α, as this also in the contour 415 of the bottom section 75 of the battery case 21 is provided.

Due to the two arranged at an angle α sections 411 and 412 , is through this stand device 400 a more stable state of the battery case 21 caused, in which for folding the stand device 400 an initial resistance must be overcome. Regarding the clamping device 440 apply in connection with 3a listed explanations.

In the 4a to 4c is the battery assembly 70 shown. The battery assembly 70 has two roles 130 on. These roles 130 are preferably at the front section 71 or at the transition section from the front section 71 to the bottom section 75 and to the side sections 73 of the battery case 21 educated. With the help of at least two roles 130 can the battery assembly 70 be pulled particularly evenly.

The saddle 20 is as an element of the battery assembly 70 educated. The saddle 20 is preferably with the battery case 21 , in particular the lid section 74 of the battery case 21 , connected, in particular glued and / or locked. The saddle 20 is preferably formed of a foam material.

The illustrated saddle 20 has an ergonomically advantageous shape. At least in sections, a V-shaped cross-sectional profile 180 to recognize. The cross-sectional profile 180 is preferably visible as running in the direction of travel F longitudinal section. At least in sections, the saddle 20 have the shape of a hyperbolic paraboloid. Transverse to the direction of travel F or parallel to the gripping section 89 is also formed a cross-sectional profile, said cross-sectional profile is formed at least partially U-shaped.

In 4b is the bottom section 75 shown. In the bottom section 75 is a depression 190 forms, being in this depression 190 or recess an element of a mechanical lock 91 is trained. At the mechanical lock 91 it is a locking hook. With the help of the locking hook 91 , can the battery assembly 70 , in particular the battery case 21 , with a scooter 10 get connected.

In the bottom section 75 of the battery case 21 is a, in particular carriage-like, guiding device 85 formed on a, in particular rail-like, guide device 210 of the scooter 10 , pushed or pushed (see 6 ).

The guiding device 85 of the battery case 21 preferably goes in locking plates 140 above. The locking plates 140 be on the guide device 210 the unit to be supplied 10 led or pushed.

The scooter 10 (please refer 6 ) preferably has a centering aid 220 on. The centering aid 220 may for example be formed as a V-shaped configuration, so that the locking plates 140 along this shape 220 are guided to subsequently in locking recesses 230 to be led. The V-shape of the centering aid 220 is like that on the scooter 10 formed such that the vertex of the Vs against the direction of travel F, and towards the rear end of the rear frame part 11 has. edge 141 the locking plates 140 run when sliding the battery assembly 70 on the scooter 10 along the edges 221 the centering aid 220 ,

In 4b is also a combined power / communication connector 95 to recognize. With the help of such a connector 95 can the scooter 10 be powered. Furthermore, with the aid of such a combined power / communication plug 95 a communication transmission or communication connection between the battery assembly 70 and the scooter 10 getting produced. Preferably, the combined power / communication connector 95 a bus interface on.

The combined power / communication plug 95 is in the area of the bottom section 75 on a side section 73 of the battery case 21 educated. The pins of the power / communication plug are preferably perpendicular to the bottom section 75 educated. The connection of the power / communication plug 95 with a power / communication socket 300 of the scooter 10 (please refer 6 ), can therefore by sliding the plug 95 on the socket 300 respectively.

In connection with the 4b and 6 It also becomes clear that in the battery case 21 , especially in the bottom section 75 , several locking recesses 160 can be trained. These locking recesses 160 serve to engage / receive locking formations 310 (please refer 6 ) of the frame part 11 of the scooter 10 , At the scooter 10 can also recesses 315 be trained in the roles 130 the battery assembly 70 can slide.

In the battery case 21 is a section on the reverse side 150 educated. This subject 150 is designed closable and / or lockable. By folding or lifting a correspondingly closable and / or lockable battery housing section or lid 151 can access the tray 150 getting produced. Preferably, in the compartment 150 a locking actuator, in particular a cord or a chain and / or a / the band and / or a loop (not shown), arranged. With the help of a string or a chain or with the help of a band or a loop, the mechanical interlocking can 91 , In particular, a locking hook to be operated.

In 4c it can be seen that the handle 80 is designed as a bow handle. The handle 80 has a gripping portion 89 on, wherein the gripping portion 89 in two rod-like or rail-like extension sections 135 passes. These extension sections 135 are in the illustrated state of the battery case 21 moved out.

In the illustrated state of use, that of the scooter 10 detached state of the battery assembly 70 corresponds, are the extension sections 135 such from the case 21 undressed that the actuator 80 is present in an at least partially extended, in particular partially telescoped, state. The battery assembly 70 can with the help of roles 130 easy to be transported.

In the 5 are in a partially transparent view (the battery housing sections are not shown here) in the battery case 21 represented components.

It can be seen that the handle 80 is designed as a bow handle. The handle 80 has a gripping portion 89 on, wherein the gripping portion 89 in two rod-like or rail-like extension sections 135 passes. These extension sections 135 are in the battery case 21 extendible, in particular telescopic, stored.

In a first state of use, the driving condition of an electric scooter 10 corresponds, are the extension sections 135 preferably completely in the battery case 21 stored. The extension sections 135 can in guide rails 136 be stored.

In the battery case 21 is a speaker 185 built-in. At the speaker 185 it is preferably a resonant speaker. Advantageously, a section, in particular the front section 71 , the battery case 21 be formed as a resonance surface. The speaker 185 is between the battery 90 and a section, in particular the front section 71 , the battery case 21 built-in.

In 6 becomes a rear frame part 11 a scooter 10 shown. The mode of action of the centering aid 220 , the bushing 300 as well as the locking formations 310 has already been described above.

Also visible is a part of the mechanical lock 91 holding a latch of the battery assembly 70 with the scooter 10 allows. In the illustrated bracket of the lock 91 may be a catch of the battery assembly 70 engage so that a mechanical lock is enabled. By operating a string / chain / strap / loop, the battery assembly hook can be hooked 70 be released from the bracket, so that the mechanical lock can be solved.

LIST OF REFERENCE NUMBERS

10

scooter

11

rear frame part

12

front

12 '

rear wheel

20

saddle

21

battery case

30

steering device

70

battery assembly

71

front section

72

back portion

73

side portion

74

cover section

75

bottom section

80

jig

81

engaging recess

85

sled-like guiding device

89

cross section

90

battery

91

mechanical locking

95

combined power / communication plug

100

display unit

130

role

135

extension section

136

guide rail

140

locking plate

141

Edge locking plate

150

subject

151

cover

160

locking recess

180

Cross-sectional profile

185

speaker

190

deepening

210

Guide device scooter

220

Centering

221

Edge centering aid

230

locking recess

300

combined power / communication socket

310

locking formation

315

recess

400

stand device

405

swivel

410

foothold

411

section

412

section

415

contour

420

End leg

425

buffer

430

crossbeam

440

jig

441

first end tensioning device

442

second end tensioning device

445

cable

448

elastic element

A

shelf

F

direction of travel

Z

tensile direction

α

angle

QUOTES INCLUDE IN THE DESCRIPTION

This list of the documents listed by the applicant has been generated automatically and is included solely for the better information of the reader. The list is not part of the German patent or utility model application. The DPMA assumes no liability for any errors or omissions.

Cited patent literature

• EP 1857314 A2 [0002]

Claims (14)

Battery assembly ( 70 ), in particular for an electrically driven motor vehicle, in particular for a motorcycle, preferably for a scooter ( 10 ), comprising: - at least one battery housing ( 21 ); At least one, in particular rechargeable, battery ( 90 ); At least one releasable mechanical interlock ( 91 ) for connecting the battery case ( 21 ) to be supplied with electrical energy unit, in particular for connection to an electric scooter ( 10 ); and - at least one stand device ( 400 ), which is designed to be foldable and / or swing out and / or extendable. Battery assembly ( 70 ) according to claim 1, characterized in that the stand device ( 400 ) in an unfolded and / or swung-out and / or extended state by means of a tensioning device ( 440 ) is secured. Battery assembly ( 70 ) according to claim 2, characterized in that the tensioning device ( 440 ) at least one elastic element ( 448 ) and at least one rigid or partially elastic element. Battery assembly ( 70 ) according to claim 2 or 3, characterized in that the tensioning device ( 440 ) as a band and / or cable, in particular as a band and / or cable ( 445 ) made of a rubbery material ( 448 ) is surrounded, is formed. Battery assembly ( 70 ) according to one of claims 1 to 4, characterized in that the battery housing ( 21 ) has a housing reinforcement, in particular in the form of an angled and / or curved rail, which in particular in the region of a bottom portion ( 75 ) of the battery case ( 21 ) is trained. Battery assembly ( 70 ) according to claim 5, characterized in that the stand device ( 400 ) has a complementary to the housing reinforcement and / or the housing outer wall and / or angled and / or bent shape. Battery assembly ( 70 ) according to one of the preceding claims, characterized by at least one actuating element ( 80 ) coming out of the battery case ( 21 ) is foldable and / or swing out and / or extendable, in particular telescopic, is formed. Battery assembly ( 70 ) according to claim 7, characterized in that the actuating element ( 80 ) is designed as a lever or handle, in particular as a bow handle. Battery assembly ( 70 ) according to one of the preceding claims, characterized by a cooling channel, in particular between a battery capsule or a battery case, which / is preferably formed of metal, and the battery case, which is preferably formed from plastic, is formed. Battery assembly ( 70 ) according to one of the preceding claims, characterized by at least one, on the battery housing ( 21 ) arranged roll ( 130 ), so that the battery assembly ( 70 ) in the separate state of the unit to be supplied, in particular by means of an / of the actuating element ( 80 ), is rollable. Battery assembly ( 70 ) according to one of the preceding claims, characterized by at least one mains socket and / or by at least one Bluetooth interface and / or by at least one USB socket. Battery assembly ( 70 ) according to one of the preceding claims, characterized by at least one, in the battery housing ( 21 ) built-in speaker ( 185 ), which is preferably a resonant speaker, wherein a portion of the battery case ( 21 ) is formed as a resonance surface. Battery assembly ( 70 ) according to one of the preceding claims, characterized in that on the battery housing ( 21 ), in particular on the lid section side, an (elongated) saddle ( 20 ), wherein the stand device ( 400 ) is arranged and / or formed such that the saddle ( 20 ) in an unfolded and / or swung-out and / or extended state of the stand device ( 400 ) (substantially) horizontally to a storage area (A). Electrically driven motor vehicle, in particular motorcycle, preferably scooter ( 10 ) comprising at least one replaceable battery assembly ( 70 ) according to one of claims 1 to 13.

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