CN113395895A

CN113395895A - Autonomous working implement

Info

Publication number: CN113395895A
Application number: CN202080011764.4A
Authority: CN
Inventors: G·B·阿姆斯特朗; L·米特罗
Original assignee: Robert Bosch GmbH
Current assignee: Robert Bosch GmbH
Priority date: 2019-01-30
Filing date: 2020-01-20
Publication date: 2021-09-14
Anticipated expiration: 2040-01-20
Also published as: EP3917305A1; CN113395895B; WO2020156851A1; DE102019201143A1

Abstract

The invention relates to an autonomous working appliance, in particular a lawn mowing robot, comprising at least one housing unit (12) and at least one, in particular button-free, coupling unit (14) which is arranged on the housing unit (12), in particular at least partially inside the housing unit, for mechanical and/or electrical coupling to at least one energy storage unit (16), in particular a battery pack. According to the invention, the coupling unit (14), in particular at least one coupling receptacle (18) of the coupling unit (14), is mounted on the housing unit (12) so as to be movable, in particular pivotable, at least between a receiving position and a blocking position.

Description

Autonomous working implement

Background

An autonomous working appliance, in particular a lawn mowing robot, has already been proposed, which has at least one housing unit and has at least one, in particular button-free, coupling unit arranged on, in particular at least partially within, the housing unit for mechanical and/or electrical coupling with at least one energy storage unit, in particular a battery pack.

Disclosure of Invention

The invention relates to an autonomous working apparatus, in particular a lawn mowing robot, having at least one housing unit and having at least one, in particular button-free, coupling unit arranged on, in particular at least partially within, the housing unit for mechanical and/or electrical coupling with at least one energy storage unit, in particular a battery pack.

The invention proposes that the coupling unit, in particular at least one coupling receptacle of the coupling unit, is mounted on the housing unit so as to be movable, in particular pivotable, at least between a receiving position and a blocking position (maintenance).

The invention proposes that the coupling unit and the energy storage unit mechanically and/or electrically coupled thereto are mounted on the housing unit so as to be movable, in particular pivotable, between a receiving position and a blocking position. In the state in which the energy storage unit and the coupling unit are mechanically and/or electrically coupled, the two units are thus configured to be jointly movable, in particular pivotable, movable, displaceable, etc., relative to the housing unit. In this state, they are mounted on the housing unit so as to be movable between a receiving position and a blocking position.

The autonomous working implement is in particular provided for autonomous advancement, in particular on the ground. Alternatively to being configured as a mowing robot, it is conceivable that the autonomous working implement is configured as a suction robot, a lawn scarifying robot, a ground sweeping robot, a snow removing robot, a sweeping robot, a working drone or other autonomous working implements that appear to be of interest to the person skilled in the art. Preferably, the autonomous working implement is arranged for treating the ground during advancement thereof. The autonomous working implement is provided in particular for trimming a ground surface configured as a lawn, for suctioning and/or sweeping a ground surface configured as a floor, or the like. Preferably, the autonomous working implement comprises at least one ground treatment unit, in particular a cutting unit or a trimming unit, for treating the ground. Preferably, the ground handling unit is arranged on a lower side of the housing unit of the autonomous working implement facing the ground in a normal operating state of the autonomous working implement. Preferably, the autonomous working implement comprises at least one drive unit, in particular a drive unit with at least one electric motor, which is provided for driving at least one drive wheel unit of the autonomous working implement for advancing over the ground surface. Preferably, the autonomous working apparatus has further components which can be operated with electrical energy, for example a control and/or regulating unit for controlling and/or regulating the drive unit. A "control and/or regulating unit" is to be understood to mean, in particular, a unit having at least one control electronics. The term "control electronics" is to be understood to mean, in particular, a unit having a processor unit and a memory unit, as well as a unit having an operating program stored in the memory unit. "provided" is to be understood in particular as specially programmed, specially designed and/or specially equipped. "the object is provided as a function for determining" is to be understood in particular as: the object satisfies and/or implements the determined function in at least one application state and/or operating state.

The energy storage unit is preferably provided for storing and supplying electrical energy. Preferably, the energy storage unit is provided for supplying electrical energy to components of the autonomous working appliance which can be operated with electrical energy, in particular to the drive unit and to the control and/or regulating unit. Preferably, the energy storage unit is designed as a battery pack, in particular a lithium-ion battery pack, a lithium-polymer battery pack, a nickel-cadmium battery pack, or the like. Preferably, the energy storage unit is suitable for use in a further appliance, in particular a power tool, which is designed in particular differently from an autonomous working appliance. The coupling unit is preferably provided for arranging the energy storage unit on the housing unit, in particular at least partially received in the housing unit. In particular, the coupling unit can be provided for arranging a plurality of energy storage units on the housing unit, in particular at least partially received in the housing unit. Preferably, the coupling unit is designed without a control knob, in particular without a push button. The coupling unit is preferably provided for electrically connecting the electrically coupled energy storage unit to an electrically operable component of the autonomous working apparatus, in particular by means of an electrical line element, such as a cable, a line, a contact or the like. Preferably, the coupling unit, in particular the coupling receptacle, is provided for detachable mechanical and/or electrical coupling with the energy storage unit, in particular for enabling the energy storage unit to be replaced, for example depending on the charging state of the energy storage unit or depending on the end of life of the energy storage unit.

The coupling receptacle is preferably provided for the non-positive and/or positive reception of the energy storage unit. The coupling receptacle is preferably designed as a coupling rail into which the energy storage unit can be pushed, in particular at least in sections. The coupling receptacle has, in particular, a guide surface for positioning the energy storage unit. Alternatively, it is conceivable that the coupling receptacle is designed to receive a shaft (Aufnahmeschacht), a plug-in position, etc. The coupling receptacle is preferably mounted on the housing unit so as to be pivotable about a pivot axis. Alternatively, it is conceivable for the coupling receptacle to be mounted on the housing unit so as to be displaceable, in particular linearly displaceable, or in some other way which appears to be expedient to the person skilled in the art. The receiving position and the blocking position of the coupling receptacle preferably correspond to two different maximum deflections of the coupling receptacle along the movement curve traveled by the coupling receptacle during the pivoting process. Preferably, the orientation of the coupling receptacle relative to the housing unit in the receiving position differs from the orientation of the coupling receptacle relative to the housing unit in the arresting position. In particular, the coupling receptacle is provided in the receiving position for coupling or decoupling with the energy storage unit. In particular, in the receiving position of the coupling receptacle, the energy storage unit can be inserted, in particular pushed into, or removed from the coupling receptacle, in particular by an operator of the autonomous working apparatus. Preferably, the coupling receptacle, in particular the energy storage unit coupled to the coupling receptacle, extends at least in sections outside the housing unit in the receiving position. In particular, the coupling receptacle is provided in the arresting position for at least substantially positionally fixedly fastening the energy storage unit to the housing unit. Preferably, the coupling receptacle is coupled with the energy storage unit in the arresting position. In particular, in the blocking position of the coupling receptacle, the energy storage unit cannot be inserted, in particular pushed into, or removed from the coupling receptacle, in particular by an operator of the autonomous working apparatus. In particular, the coupling receptacle is at least partially arranged within the housing unit at least in the blocking position. Preferably, the coupling receptacle, in particular the energy storage unit coupled to the coupling receptacle, extends at least substantially completely within the housing unit in the arresting position.

By means of the configuration according to the invention of the autonomous working apparatus, it is advantageously possible to provide an autonomous working apparatus with a coupling unit which can be operated simply and intuitively. Advantageously, the energy storage unit can be exchanged comfortably during operation of the autonomous working appliance while at the same time reliably receiving the energy storage unit. The invention may provide an autonomous working implement which is advantageously operator-friendly.

Furthermore, it is proposed that the coupling unit, in particular the coupling receptacle, is configured to be lockable in the receiving position and in the arresting position, in particular by: the coupling unit has at least one latching element, which is arranged in particular on the coupling receptacle and is provided for interacting with a mating latching element arranged on the housing unit. Preferably, the latching element is provided for interacting, in particular latching or unlatching, with a counter-latching element as a function of a pressure exerted on the coupling receptacle, in particular by an operator. The coupling unit can preferably have a plurality of latching elements. In particular, the coupling unit is configured to be bistable lockable in the receiving position and the arresting position. In particular, the pivoting mechanism of the coupling unit can be resiliently mounted, in particular for assisting the locking. Alternatively or additionally to the latching element and the counter-latching element, it is conceivable for the pivoting mechanism of the coupling unit to be configured so as to be lockable, in particular lockable. For example, the coupling unit, in particular the coupling receptacle, can be designed so as to be latchable in the blocking position by the interaction of the latching element with a mating latching element and in the receiving position by latching, in particular locking, of a pivot mechanism of the coupling unit. Advantageously, the fastening of the coupling unit, in particular the coupling receptacle, in the receiving position and the arresting position can be achieved. Advantageously, a reliable and comfortable operation of the coupling unit can be achieved.

It is further proposed that the coupling unit is provided for providing at least one acoustic and/or tactile feedback to the operator as a function of the locking, in particular in the arresting position. The acoustic feedback can be designed in particular as a sound, for example as a click sound, click sound or the like. Preferably, the coupling unit, in particular the latching of the latching element with the counter-latching element, generates a sound which can be heard by an operator who operates the coupling unit. The haptic feedback can be configured in particular as a vibration, in particular as a vibration of the coupling receptacle. Preferably, an operator actuating the coupling receptacle can feel a vibration of the coupling receptacle in a tactile manner as a function of the coupling unit, in particular the latching of the latching element with the counter-latching element. Advantageously, the operator may be comfortably provided with feedback on the state of the coupling unit.

It is furthermore proposed that the coupling unit has at least one closing element which is provided for closing at least one opening which is delimited by the housing unit and in which a coupling receptacle, in particular a coupling rail, of the coupling unit is arranged. Preferably, the opening has a size, in particular a diameter, through which the energy storage unit can pass. Preferably, the closing element is provided for completely covering the energy storage unit coupled to the coupling receptacle when the closing element is arranged on the opening. In particular, the closing element is provided for closing the opening when the coupling receptacle is in the blocking position. Preferably, the closure element is configured as a closure cap. The closing element is preferably made of the same material as the housing unit, in particular of plastic. Alternatively, it is conceivable for the closure element to be composed of a composite material, of metal or of another material which appears to be expedient to the person skilled in the art. In particular, the closing element is at least substantially shaped like the opening, in particular shaped such that the closing element rests flush against the housing unit in the state of being arranged on the opening, in particular terminates flush with the outside of the housing unit, in particular the underside of the housing unit. Preferably, the closing element can be fixed to the housing unit by means of at least one fixing element, preferably by means of a plurality of fixing elements, in particular screws. Alternatively, it is conceivable that the closure element can be fastened to the housing unit without tools, for example by means of a latching element arranged on the closure element. The closure element is preferably designed separately from the coupling receptacle, in particular can be fastened to the housing unit independently of the coupling receptacle. Alternatively, it is conceivable for the closing element to be arranged on the coupling receptacle, in particular to be formed integrally with the coupling receptacle, and to be provided for closing the opening as a function of a pivoting movement of the coupling receptacle, in particular into the blocking position. "one-piece" is to be understood in particular to mean formed as one piece. The whole is preferably produced from individual blanks, materials and/or castings, particularly preferably in an injection molding process, in particular a one-component and/or multi-component injection molding process. Advantageously, an operator-friendly attachable and detachable cover of the opening, in particular of the energy storage unit arranged in the opening, can be achieved.

It is furthermore proposed that the coupling unit has at least one sealing element arranged around the closure element, which is provided for sealing the opening at least substantially fluid-tightly, in particular water-tightly and/or dust-tightly. Preferably, the sealing element is connected to the closing element in a material-locking manner. In particular, the sealing element is vulcanised, sprayed, cast or similarly arranged onto the closure element. Preferably, the sealing element extends along at least substantially the entire maximum circumference of the closure element. In particular, the sealing element is arranged on the side of the closure element facing the coupling receptacle in the state in which the closure element is arranged on the opening. In particular, the sealing element is designed as a sealing lip. Preferably, the sealing element is made of an at least substantially fluid-tight and/or dust-tight material. Preferably, the sealing element is composed of a material which is compressible under the pressure exerted on the closing element, in particular by the fixing element. In particular, the sealing element is made of a particularly tight foam material, of rubber or of another material that appears to be of interest to the person skilled in the art. In particular, the sealing element forms a seal for the opening in the closed state of the opening by the closing element at least according to protection type IP66 in accordance with standard DIN EN 60529, preferably at least according to protection type IP67 in accordance with standard DIN EN 60529 and particularly preferably at least according to protection type IP68 in accordance with standard DIN EN 60529. Advantageously, an autonomous working appliance with a comfortably operable coupling unit while at the same time being reliably sealed against fluids, in particular water and/or dust, may be provided.

It is furthermore proposed that the opening is delimited by a lower side of the housing unit, on which lower side at least one cutting unit is arranged. Preferably, the opening is arranged in the vicinity of the cutting unit of the autonomous working implement. The cutting unit is preferably configured as a mowing tool. The term "vicinity of the cutting unit" is to be understood to mean, in particular, a region which has a maximum distance of at most 15cm, preferably at most 10cm, and particularly preferably at most 5cm from the cutting unit. Preferably, at least one cutting knife of the cutting unit, in particular all cutting knives of the cutting unit, is pivotably supported, in particular for the purpose of making the opening accessible. Preferably, the opening, in particular the coupling unit, is arranged between at least two wheels, in particular support wheels, of the autonomous working implement. Preferably, an opening, in particular a coupling unit, is arranged between the two wheels, in particular the support wheels, and the cutting unit. Preferably, the sealing element is provided for sealing the opening against dirt, in particular cut matter, which is raised during a mowing process of the autonomous working apparatus. Advantageously, a comfortably accessible coupling unit may be provided.

Furthermore, it is proposed that the coupling unit has at least one electrical contact unit, which is arranged in particular on a coupling receptacle of the coupling unit, for electrically coupling with the energy storage unit. Preferably, the electrical contact unit has at least one contact element fastened on the coupling receptacle, which contact element is provided for electrically coupling with the energy storage unit, in particular with at least one mating contact element of the energy storage unit. In particular, the electrical contact unit has at least one contact element, preferably at least two contact elements, particularly preferably at least three contact elements and very particularly preferably at least four contact elements. Preferably, the electrical contact unit comprises an electrical conductor element, such as a cable bundle. In particular, the electrical contact unit is provided for electrically connecting the energy storage unit, in particular via the contact elements and the electrical line elements, to electrically operable components of the autonomous working apparatus, in particular to the drive unit and to the control and/or regulating unit. Preferably, the contact element is arranged on an end face of the coupling receptacle, against which the energy storage unit rests in the coupled state with the coupling receptacle. Advantageously, an operator-friendly automatic electrical coupling can be achieved by pushing the energy storage unit into the coupling receptacle.

Furthermore, it is proposed that the coupling unit has at least one further latching element, which is arranged in particular on the coupling receptacle of the coupling unit, for latching with the energy storage unit. Preferably, the further latching element is formed integrally with the coupling receptacle. Preferably, the further latching element is arranged on an end face of the coupling receptacle facing away from the coupling receptacle. Alternatively or additionally, it is conceivable for at least a part of the contact element to be designed as a further latching element. The further latching element is provided in particular for mechanically fastening the energy storage unit to the coupling receptacle. Preferably, the further latching element is provided for automatically latching with the energy storage unit, in particular with at least one mating latching element of the energy storage unit, as a result of the energy storage unit being pushed into the coupling receptacle. Preferably, the further latching element is provided for detachably latching with the energy storage unit. Advantageously, a secure fastening of the energy storage unit on the coupling receptacle can be achieved.

The invention further relates to a system having at least one autonomous working implement, in particular an autonomous working implement according to the invention, and having at least one energy storage unit (in particular a battery), in particular an energy storage unit as described above.

The invention proposes that the energy storage unit has at least one unlocking element which can be actuated for releasing the latching connection of the energy storage unit to the at least one coupling unit of the autonomous working apparatus. Preferably, the unlocking element can be actuated for releasing the latching connection of the energy storage unit, in particular of a mating latching element of the energy storage unit, to a further latching element of the coupling unit. In particular, the unlocking element can be actuated by an operator of the autonomous working appliance. Preferably, the unlocking element can be actuated in the state in which the energy storage unit is coupled to the coupling receptacle when the coupling receptacle is in the receiving position. In particular, when the coupling receptacle is in the blocking position, the unlocking element is at least partially covered by the housing unit in the state in which the energy storage unit is coupled to the coupling receptacle. The unlocking element is preferably designed as a push switch. Alternatively, it is conceivable for the unlocking element to be designed as a rotary switch, a slide switch, a tumbler switch or other unlocking elements which appear to be useful to the person skilled in the art. Advantageously, a comfortable removal of the energy storage unit from the coupling unit can be achieved. Advantageously, an operator-friendly system consisting of an autonomous working implement and an energy storage unit can be provided.

The invention further relates to a method for operating a system according to the invention, in particular for mounting an energy storage unit, in particular the aforementioned energy storage unit, on an autonomous working implement, in particular the aforementioned autonomous working implement.

The invention proposes that, in at least one method step, at least one coupling unit of the autonomous working implement, which is coupled to the energy storage unit, is pivoted from the receiving position into the arresting position and is locked in the arresting position. Preferably, the coupling unit is coupled to the energy storage unit by inserting, in particular pushing, the energy storage unit into a coupling receptacle of the coupling unit. In particular, the coupling unit, in particular the coupling receptacle, is pivoted from the receiving position into the arresting position and locked in the arresting position by an operator of the autonomous working implement, in particular by applying pressure to an energy storage unit coupled with the coupling unit. Preferably, the coupling unit, in particular the coupling receptacle, is locked in the blocking position by the interaction of the latching element of the coupling unit with a counter-latching element of the housing unit, in particular by latching of the latching element with the counter-latching element. Preferably, the acoustic feedback and/or the tactile feedback is provided by the coupling unit in dependence on the locking of the coupling unit, in particular of the coupling receptacle. Advantageously, it is possible to mount the energy storage unit on the autonomous working implement in an operator-friendly manner.

The autonomous working apparatus according to the invention, the system according to the invention and/or the method according to the invention should not be limited to the above-described applications and embodiments. In particular, the autonomous working apparatus according to the invention, the system according to the invention and/or the method according to the invention may have a number deviating from the number of the individual elements, components and units and method steps described herein in order to realize the working mode described herein. Furthermore, within the value ranges given in the present disclosure, values lying within the limit values mentioned should also be regarded as being disclosed and can be used arbitrarily.

Drawings

Further advantages result from the following description of the figures. Embodiments of the invention are illustrated in the drawings. The figures, description and claims contain a number of combined features. The person skilled in the art can also, in line with the objective, consider the features individually and summarize them into meaningful further combinations.

The figures show:

FIG. 1 is a perspective view of an autonomous working implement according to the present invention,

fig. 2 is a perspective view of the system according to the invention with the autonomous working implement according to the invention of fig. 1, with the coupling receptacle in the arresting position,

fig. 3 a perspective view of the system according to the invention of fig. 2, with the coupling reception in the reception position,

fig. 4 is a perspective view of a portion of the autonomous working implement of fig. 1 according to the invention, with the coupling receptacle in the receiving position,

FIG. 5 is a perspective view of a coupling receiving portion of the autonomous working implement according to the present invention of FIG. 1,

FIG. 6 is a schematic view of the autonomous working implement of FIG. 1 according to the present invention, an

Fig. 7 is a perspective view of a closing element of the autonomous working implement according to the invention of fig. 1.

Detailed Description

Fig. 1 shows an autonomous working apparatus 10, in particular a mowing robot, in a perspective view. The autonomous working appliance 10 comprises at least one housing unit 12 and at least one, in particular button-less, coupling unit 14 arranged on the housing unit 12, in particular at least partially in the housing unit 12, for mechanical and/or electrical coupling with at least one energy storage unit 16, in particular a battery pack (see fig. 4). The autonomous working implement 10 is provided in particular for autonomous advancement, in particular on the ground. Alternatively, it is conceivable for the autonomous working apparatus 10 to be designed as a mowing robot, a lawn-loosening robot, a ground-cleaning robot, a snow-removing robot, a sweeping robot, a working drone or other autonomous working apparatus 10 which appears to be useful to the person skilled in the art. Preferably, the autonomous working implement 10 is arranged for treating the ground (not further shown here) during advancement thereof. The autonomous working implement 10 is provided in particular for trimming a ground surface configured as a lawn, suctioning and/or sweeping a ground surface configured as a floor, etc. Preferably, the autonomous working implement 10 comprises at least one ground treatment unit, in particular a cutting unit 34 or a trimming unit, for treating the ground (see fig. 6). The ground processing unit is preferably arranged on a lower side 32 of the housing unit 12 of the autonomous working implement 10 facing the ground in the normal operating state of the autonomous working implement 10. Preferably, the autonomous working implement 10 comprises at least one drive unit 44, in particular a drive unit with at least one electric motor, which is provided for driving at least one drive wheel unit 46 of the autonomous working implement 10 for advancing over the ground. Preferably, the autonomous working appliance 10 has further components which can be operated with electrical energy, for example a control and/or regulating unit 48 for controlling and/or regulating the drive unit 44.

Fig. 2 shows a perspective view of a system 40 having at least one autonomous working implement, in particular the autonomous working implement 10 of fig. 1, and having at least one energy storage unit 16, in particular a battery pack. Preferably, the coupling unit 14, in particular at least one coupling receptacle 18 of the coupling unit 14, is mounted on the housing unit 12 movably, in particular pivotably, at least between a receiving position and a blocking position (see fig. 4). In the state shown in fig. 2, the coupling receptacle 18 is in the arresting position. The coupling unit 14 is mounted on the housing unit 12 so as to be movable, in particular pivotable, between a receiving position and a blocking position with the energy storage unit 16 mechanically and/or electrically coupled thereto (see fig. 2 and 3). In the state in which the energy storage unit 16 is mechanically and/or electrically coupled to the coupling unit 14, the two units are thus designed or mounted so as to be movable together, in particular so as to be pivotable relative to the housing unit 12. Which are movably supported on the housing unit 12 between a receiving position and a blocking position.

The energy storage unit 16 is preferably provided for storing and supplying electrical energy. Preferably, the energy storage unit 16 is provided for supplying electrical energy to components of the autonomous working appliance 10 which can be operated with electrical energy, in particular the drive unit 44 and the control and/or regulating unit 48. The energy storage unit 16 is preferably designed as a battery pack, in particular a lithium-ion battery pack, a lithium-polymer battery pack, a nickel-cadmium battery pack, or the like. Preferably, the energy storage unit 16 is suitable for use in further devices, in particular power tools, which are designed in particular differently from the autonomous working device 10. The coupling unit 14 is preferably provided for arranging the energy storage unit 16 on the housing unit 12, in particular at least partially received in the housing unit 12. The coupling unit 14 can be provided in particular for arranging a plurality of energy storage units 16 on the housing unit 12, in particular at least partially received in the housing unit. In the present exemplary embodiment, the coupling unit 14 is provided, for example, for arranging the individual energy storage units 16 on the housing unit 12, in particular at least partially received in the housing unit 12. Preferably, the coupling unit 14 is designed without a control knob, in particular without a push button. The coupling unit 14 is preferably provided for electrically connecting the electrically coupled energy storage unit 16 to an electrically operable component of the autonomous working apparatus 10, in particular by means of an electrical line element, such as a cable, a line, a contact or the like (not further shown here). Preferably, the coupling unit 14, in particular the coupling receptacle 18, is provided for detachable mechanical and/or electrical coupling with the energy storage unit 16, in particular for enabling a replacement of the energy storage unit 16, for example depending on the charging state of the energy storage unit 16 or depending on the end of life of the energy storage unit 16.

Fig. 3 shows the system 40 of fig. 2 in a perspective view with the coupling receptacle 18 in the receiving position. Preferably, the energy storage unit 16 has at least one unlocking element 42 which can be actuated for releasing the latching connection of the energy storage unit 16 to at least one coupling unit of the autonomous working apparatus 10, in particular the aforementioned coupling unit 14. Preferably, the unlocking element 42 can be actuated for releasing the latching connection of the energy storage unit 16, in particular of at least one mating latching element of the energy storage unit 16, with at least one further latching element 38 of the coupling unit 14 (see fig. 4). The unlocking element 42 can be actuated in particular by an operator of the autonomous working apparatus 10. Preferably, the unlocking element 42 can be actuated when the coupling receptacle 18 is in the receiving position, in a state in which the energy storage unit 16 is coupled to the coupling receptacle 18. In particular, when the coupling receptacle 18 is in the blocking position, the unlocking element 42 is at least partially covered by the housing unit 12 in the state in which the energy storage unit 16 is coupled to the coupling receptacle 18 (see fig. 2). The unlocking element 42 is preferably designed as a push switch. It is alternatively conceivable for the unlocking element 42 to be designed as a rotary switch, a slide switch, a tumbler switch or other unlocking elements which appear to be useful to the person skilled in the art.

Fig. 4 shows a perspective view of a part of the autonomous working apparatus 10 of fig. 1, with the coupling receptacle 18 in the receiving position. The coupling receptacle 18 is shown in a decoupled state from the energy storage unit 16. The coupling receptacle 18 is preferably provided for the non-positive and/or positive reception of the energy storage unit 16. The coupling receptacle 18 is preferably designed as a coupling rail into which the energy storage unit 16 can be pushed in particular at least in sections. The coupling receptacle 18 has, in particular, a guide surface 50 for positioning the energy storage unit 16. It is alternatively conceivable for the coupling receptacle 18 to be configured to receive a shaft, a plug-in position, etc. The coupling receptacle 18 is preferably mounted on the housing unit 12 so as to be pivotable about a pivot axis 52. Alternatively, it is conceivable for the coupling receptacle 18 to be mounted on the housing unit 12 so as to be movable, in particular linearly movable, or in another manner which would appear to be expedient to a person skilled in the art. Preferably, the receiving position and the arresting position of the coupling receptacle 18 correspond to two different maximum deflections of the coupling receptacle 18 along the movement curve traversed by the coupling receptacle 18 during the pivoting process. Preferably, the orientation of the coupling receptacle 18 relative to the housing unit 12 in the receiving position is different from the orientation of the coupling receptacle 18 relative to the housing unit 12 in the arresting position. In particular, the coupling receptacle 18 is provided in the receiving position for coupling or decoupling with the energy storage unit 16. In particular, in the receiving position of the coupling receptacle 18, the energy storage unit 16 can be inserted, in particular pushed, into the coupling receptacle 18 or removed from the coupling receptacle 18, in particular by an operator of the autonomous working apparatus 10. Preferably, the coupling receptacle 18, in particular the energy storage unit 16 coupled to the coupling receptacle 18, extends at least in sections outside the housing unit 12 in the receiving position (see fig. 3). In particular, the coupling receptacle 18 is provided in the blocking position for at least substantially positionally fixedly fastening the energy storage unit 16 to the housing unit 12. Preferably, the coupling receptacle 18 is coupled with the energy storage unit 16 in the arresting position. In particular, in the blocking position of the coupling receptacle 18, the energy storage unit 16 cannot be inserted, in particular pushed, into the coupling receptacle 18, or removed from the coupling receptacle 18, in particular by an operator of the autonomous working apparatus 10. In particular, the coupling receptacle 18 is at least partially arranged within the housing unit 12 at least in the arresting position. Preferably, the coupling receptacle 18, in particular the energy storage unit 16 coupled to the coupling receptacle 18, extends at least substantially completely within the housing unit 12 in the arresting position (see fig. 2).

Preferably, the coupling unit 14 has at least one electrical contact unit 36, which is arranged in particular on the coupling receptacle 18 of the coupling unit 14, for electrically coupling with the energy storage unit 16. Preferably, the electrical contact unit 36 has at least one contact element 54, which is fastened to the coupling receptacle 18 and is provided for electrical coupling with the energy storage unit 16, in particular with at least one mating contact element of the energy storage unit 16. In particular, the electrical contact unit 36 has at least one contact element 54, preferably at least two contact elements 54, particularly preferably at least three contact elements 54 and very particularly preferably at least four contact elements 54. In the present exemplary embodiment, the electrical contact unit 36 has, for example, four contact elements 54. Preferably, the electrical contact unit 36 comprises an electrical conductor element, such as a cable bundle (not shown here). In particular, the electrical contact unit 36 is provided for electrically connecting the energy storage unit 16, in particular via the contact element 54 and the electrical line element, to electrically operable components of the autonomous working apparatus 10, in particular to the drive unit 44 and to the control and/or regulating unit 48. Preferably, the contact element 54 is arranged on an end face 56 of the coupling receptacle 18, against which the energy storage unit 16 rests in the coupled state with the coupling receptacle 18.

Preferably, the coupling unit 14 has at least one further latching element 38, which is arranged in particular on the coupling receptacle 18 of the coupling unit 14, for latching with the energy storage unit 16. Preferably, the further latching element 38 is formed integrally with the coupling receptacle 18. Preferably, the further latching element 38 is arranged on the end of the coupling receptacle 18 facing away from the end face 56 of the coupling receptacle 18. Alternatively or additionally, it is conceivable for at least a part of the contact element 54 to be designed as a further latching element 38. The further latching element 38 is provided in particular for mechanically fastening the energy storage unit 16 to the coupling receptacle 18. Preferably, the further latching element 38 is provided for automatically latching with the energy storage unit 16, in particular with at least one mating latching element of the energy storage unit 16, as a result of the energy storage unit 16 being pushed into the coupling receptacle 18.

Fig. 5 shows a perspective view of the coupling receptacle 18 of the autonomous working implement 10 from fig. 1. Preferably, the coupling unit 14, in particular the coupling receptacle 18, is configured to be locked in the receiving position and in the arresting position, in particular by: the coupling unit 14 has at least one latching

element

20, 22, which is arranged in particular on the coupling receptacle 18 and is provided for interacting with a mating latching element 24 arranged on the housing unit 12. In the present exemplary embodiment, the coupling unit 14 has, for example, two latching elements 20, which are provided for interacting with mating latching elements 24 arranged on the housing unit 12 in the blocking position of the coupling receptacle 18. The counter latching element 24 is embodied in the present exemplary embodiment, for example, as a recess in the housing unit 12 (see fig. 4). In the present exemplary embodiment, the coupling unit 14 has, for example, two additional latching elements 22, which are provided for interacting with at least one additional mating latching element (not shown here) arranged on the housing unit 12 in the receiving position of the mating receptacle 18. Preferably, the latching

elements

20, 22 are provided for interacting, in particular latching or unlatching, with a counter-latching element 24 as a function of a pressure exerted on the coupling receptacle 18, in particular by an operator. In particular, the coupling unit 14 is configured to be bistable locked in the receiving position and the arresting position. In particular, the pivoting mechanism 58 of the coupling unit 14 can be resiliently mounted, in particular for assisting the locking. Alternatively or additionally to latching

elements

20, 22 and counter-latching element 24, it is conceivable for pivoting mechanism 58 of coupling unit 14 to be configured so as to be lockable, in particular lockable. For example, the coupling unit 14, in particular the coupling receptacle 18, can be designed so as to be latchable in the blocking position by the interaction of the latching element 20 with the counter-latching element 24 and in the receiving position by the latching, in particular locking, of the pivot mechanism 58 of the coupling unit 14.

Preferably, the coupling unit 14 is provided for providing at least one acoustic and/or tactile feedback to the operator depending on the locking, in particular in the arresting position. The acoustic feedback can be designed in particular as a sound, for example as a click sound, or the like. Preferably, the coupling unit 14, in particular the latching of the latching

elements

20, 22 with the counter-latching element 24, generates a sound which can be heard by an operator who operates the coupling unit 14. The haptic feedback can be configured in particular as a vibration, in particular as a vibration of the coupling receptacle 18. Preferably, an operator actuating the coupling receptacle 18 can tactilely feel vibrations of the coupling receptacle 18 as a result of the coupling unit 14, in particular the latching of the latching

elements

20, 22 with the counter-latching element 24.

Fig. 6 schematically illustrates the autonomous working implement 10 of fig. 1. The underside 32 of the housing unit 12 of the autonomous working implement 10 is shown. Preferably, the coupling unit 14 has at least one closing element 26, which is provided for closing at least one opening 28, which is delimited by the housing unit 12, in which the coupling receptacle 18, in particular the coupling rail, of the coupling unit 14 is arranged. Preferably, the opening 28 has a size, in particular a diameter, through which the energy storage unit 16 can pass (see fig. 3). Preferably, the closure element 26 is provided for completely covering the energy storage unit 16 coupled to the coupling receptacle 18 when arranged on the opening 28. In particular, the closing element 26 is provided for closing the opening 28 when the coupling receptacle 18 is in the arresting position. Preferably, the closure element 26 is configured as a closure cap. The closure element 26 is preferably made of the same material as the housing unit 12, in particular plastic. Alternatively, it is conceivable for the closure element 26 to be composed of a composite material, of metal or of another material which appears to be expedient to the person skilled in the art. In particular, the closing element 26 is formed at least substantially similarly to the opening 28, in particular so that the closing element 26 rests flush against the housing unit 12 in the state of being arranged on the opening 28, in particular ends flush with the outer side 60, in particular the lower side 32, of the housing unit 12. Preferably, the closure element 26 can be fastened to the housing unit 12 by means of at least one fastening element 62, preferably by means of a plurality of fastening elements 62, in particular screws. In the present exemplary embodiment, the closure element 26 is fastened to the housing unit 12, for example, by means of five fastening elements 62, in particular screws. Alternatively, it is conceivable that the closure element 26 can be fastened to the housing unit 12 without tools, for example by means of latching elements arranged on the closure element 26. The closure element 26 is preferably designed separately from the coupling receptacle 18, in particular can be fastened to the housing unit 12 independently of the coupling receptacle 18. Alternatively, it is conceivable for the closure element 26 to be arranged on the coupling receptacle 18, in particular to be formed integrally with the coupling receptacle 18, and to be provided for closing the opening 28 as a function of a pivoting movement of the coupling receptacle 18, in particular into the blocking position.

Preferably, the opening 28 is delimited by an underside 32 of the housing unit 12, on which at least one cutting unit 34 is arranged. Preferably, the opening 28 is arranged in the vicinity of the cutting unit 34 of the autonomous working implement 10. The cutting unit 34 is preferably configured as a mowing tool. Preferably, at least one cutting knife 64 of the cutting unit 34, in particular all cutting knives 64 of the cutting unit 34, is pivotably supported, in particular for the purpose of achieving accessibility of the opening 28. Preferably, the opening 28, in particular the coupling unit 14, is arranged between at least two wheels 66, in particular support wheels, of the autonomous working implement 10. Preferably, the opening 28, in particular the coupling unit 14, is arranged between the two wheels 66, in particular the support wheels, and the cutting unit 34. Preferably, the sealing element 30 of the coupling unit 14 is provided for sealing the opening 28 against dirt, in particular cut material, that is raised during a mowing process of the autonomous working apparatus 10.

Fig. 7 illustrates the closure element 26 of the autonomous working implement 10 of fig. 1 in a perspective view. Preferably, the coupling unit 14 has at least one sealing element 30 arranged circumferentially on the closure element 26, which is provided for sealing the opening 28 at least substantially fluid-tightly, in particular in a waterproof and/or dustproof manner. Preferably, the sealing element 30 is connected to the closing element 26 in a material-locking manner. In particular, the sealing element 30 is vulcanised, sprayed, cast or the like onto the closure element 26. Preferably, the sealing element 30 extends along at least substantially the entire maximum circumference of the closure element 26. In particular, the sealing element 30 is arranged on a side 68 of the closure element 26 facing the coupling receptacle 18 in the state in which the closure element 26 is arranged on the opening 28. In particular, the sealing element 30 is designed as a sealing lip. Preferably, the sealing element 30 is composed of an at least substantially fluid-tight and/or dust-tight material. Preferably, the sealing element 30 is constructed of a material that is compressible under pressure applied to the closure element 26, particularly by the securing element 62. In particular, the sealing element 30 is made of a particularly tight foam material, of rubber or of another material that appears to be of interest to the person skilled in the art. In particular, the sealing element 30 forms a seal for the opening 28 in the closed state of the opening 28 by the closing element 26 at least according to protection type IP66 in accordance with standard DIN EN 60529, preferably at least according to protection type IP67 in accordance with standard DIN EN 60529 and particularly preferably at least according to protection type IP68 in accordance with standard DIN EN 60529. In particular, the closure element 26 comprises a plurality of projections 70 through which the fastening element 62 can be guided.

A method for operating the system 40, in particular for mounting an energy storage unit, in particular the aforementioned energy storage unit 16, on an autonomous working implement, in particular the aforementioned autonomous working implement 10, is described below, in particular with reference to fig. 2 to 4. Preferably, in at least one method step, at least one coupling unit 14 of the autonomous working implement 10, which is coupled with the energy storage unit 16, is pivoted from the receiving position into the arresting position and is locked in the arresting position. Preferably, the coupling unit 14 is coupled with the energy storage unit 16 by inserting, in particular pushing, the energy storage unit 16 into the coupling receptacle 18 of the coupling unit 14. In particular, the coupling unit 14, in particular the coupling receptacle 18, is pivoted from the receiving position into the arresting position and locked in the arresting position by an operator of the autonomous working implement 10, in particular by applying pressure to the energy storage unit 16 coupled to the coupling unit 14. Preferably, the coupling unit 14, in particular the coupling receptacle 18, is locked in the blocking position by the interaction of the latching element 20 of the coupling unit 14 with the counter-latching element 24 of the housing unit 12, in particular by latching of the latching element 20 with the counter-latching element 24. Preferably, acoustic feedback and/or tactile feedback is provided by the coupling unit 14 in dependence on the locking of the coupling unit 14, in particular of the coupling receptacle 18.

With regard to the further method steps of the method for operating the system 40, in particular for mounting the energy storage unit 16 on the autonomous working machine 10, reference may be made to the above description of the system 40 and/or the autonomous working machine 10, since this description is likewise to be understood as a method and therefore all features in respect of the system 40 and/or the autonomous working machine 10 are also to be considered disclosed with regard to the method for operating the system 40, in particular for mounting the energy storage unit 16 on the autonomous working machine 10.

Claims

1. An autonomous working appliance, in particular a lawn mowing robot, having at least one housing unit (12) and having at least one, in particular button-free, coupling unit (14) arranged on the housing unit (12), in particular at least partially inside the housing unit, for mechanical and/or electrical coupling with at least one energy storage unit (16), in particular a battery pack, characterized in that the coupling unit (14), in particular at least one coupling receptacle (18) of the coupling unit (14), is mounted on the housing unit (12) movably, in particular pivotably, at least between a receiving position and a blocking position.

2. The autonomous working apparatus according to claim 1, characterized in that the coupling unit (14) is mounted on the housing unit (12) movably, in particular pivotably, between the receiving position and the arresting position with and/or with an energy storage unit (16) which is mechanically and/or electrically coupled thereto.

3. The autonomous working implement according to claim 1 or 2, characterized in that the coupling unit (14) is configured to be lockable, in particular by: the coupling unit (14) has at least one latching element (20, 22), which is arranged in particular on the coupling receptacle (18) and is provided for interacting with a mating latching element (24) arranged on the housing unit (12).

4. The autonomous working implement according to any of the preceding claims, characterized in that the coupling unit (14) is provided to: for providing at least one acoustic and/or tactile feedback to the operator depending on the locking, in particular in said arresting position.

5. The autonomous working implement according to one of the preceding claims, characterized in that the coupling unit (14) has at least one closing element (26) which is provided for closing at least one opening (28) which is delimited by the housing unit (12) and in which a coupling receptacle (18), in particular a coupling rail, of the coupling unit (14) is arranged.

6. The autonomous working implement according to claim 5, characterized in that the coupling unit (14) has at least one sealing element (30) arranged circumferentially on the closure element (26), which sealing element is provided for at least substantially fluid-tight and/or dust-tight sealing of the opening (28).

7. The autonomous working implement according to claim 5 or 6, characterized in that the opening (28) is delimited by an underside (32) of the housing unit (12), on which at least one cutting unit (34) is arranged.

8. The autonomous working implement according to any of the preceding claims, characterized in that the coupling unit (14) has at least one electrical contact unit (36), in particular arranged on a coupling receptacle (18) of the coupling unit (14), for electrically coupling with the energy storage unit (16).

9. The autonomous working implement according to one of the preceding claims, characterized in that the coupling unit (14) has at least one further latching element (38), in particular arranged on a coupling receptacle (18) of the coupling unit (14), for latching with the energy storage unit (16).

10. System with at least one autonomous working implement, in particular according to one of the preceding claims, and with at least one energy storage unit (16), in particular a battery pack, characterized in that the energy storage unit (16) has at least one unlocking element (42) which can be actuated for releasing a latching connection of the energy storage unit (16) with at least one coupling unit (14) of the autonomous working implement.

11. The system according to claim 10, characterized in that the coupling unit (14) is mounted on the housing unit (12) so as to be movable, in particular pivotably, between a receiving position and a blocking position with and/or with an energy storage unit (16) which is electrically coupled to the coupling unit.

12. Method for operating a system according to claim 10 or 11, in particular for mounting an energy storage unit (16) on an autonomous working implement, characterized in that in at least one method step at least one coupling unit (14) of the autonomous working implement coupled with the energy storage unit (16) is pivoted from a receiving position into an arresting position and is locked in the arresting position.