DE202018100835U1 - mowing machine - Google Patents

Abstract

A lawn mower comprising a base support and a top cover (1) arranged on the base support (3), the base support (3) and the top cover (1) enclosing a main chamber (2), on a side facing the base support (3) a first plate (4) and a second plate (7) are arranged next to one another, between which a first sealing groove (8) is formed, characterized in that the base carrier (3) has an opening in the first sealing groove (8 ) has a third collecting plate (5), which on an outer side with respect to the main chamber (2) has a water collecting structure (6) which covers the point of interaction of the third plate (5) and the first sealing groove (8).

Description

Domain of utility model

The present utility model relates to the field of lawn mowing, in particular a lawn mower.

Technical background

China's economic development is accelerating the greening of cities. The number of large lawns such as e.g. Parks, football fields and golf courses. A lawnmower has become an indispensable facility for the maintenance of large lawns.

When mowing with a lawnmower, contact with dew or rainwater is unavoidable, with inadvertent ingress of water into the chamber of the lawnmower risking failure of the entire apparatus, therefore, a lawnmower must meet the necessary water resistance requirement to ensure trouble-free use. In a prior art lawn mower, a single lid design is generally used, with the top lid mounted on a base support and connected via two latching recesses. The top lid and base support surround a main chamber to protect built-in parts of the lawnmower in the main chamber. A connection with two Einrastausnehmungen provides a limited sealing effect, so that in particular when tipping the lawnmower water penetration could easily occur, with the ingress of water into the main chamber can lead to extraordinary damage to the device.

Therefore, a new solution to the above problem is necessary.

Revelation of the utility model

The object of the present invention is to provide a lawnmower for overcoming the drawbacks of impairing trouble-free use by limited sealing effect and the susceptibility of the main chamber to water intrusion when tipping the lawn mower in the prior art.

According to the present utility model, the object is achieved by a lawn mower comprising a base support and an upper lid disposed on the base carrier, wherein the base support and the upper lid enclose a main chamber, wherein on a side facing the base support of the upper lid, a first plate and a second plate is juxtaposed, between which a first sealing groove is formed, wherein the base carrier has a third plate projecting into the first sealing groove having on an outer side with respect to the main chamber a water collecting structure, the interaction point of the third plate and the first Sealing groove covers.

It is preferably provided that the water-collecting structure is a water-collecting plate extending outward relative to the main chamber, the second plate being outside the main chamber, one end of the water-collecting plate being connected to the third plate and arranged below the second plate while the other end of the water collecting plate faces the upper lid.

Preferably, it is provided that the water collecting plate is an L-shaped structure comprising a first portion and a second portion which are approximately perpendicular to each other and connected to each other, wherein one end of the first portion connected to the third plate and is disposed below the second plate, while an end of the second portion facing the upper lid, wherein the second portion is approximately parallel to the extension direction of the third plate.

It is preferably provided that the water collecting plate is a plate-shaped structure which encloses an adjusted angle with the third plate.

Preferably, it is provided that the water collecting structure extends along the point of interaction of the base carrier and the upper lid by a certain distance, wherein the extension structure has a water drain hole for discharging water.

It is preferably provided that the water drain hole is arranged at the lowest point of the extension structure.

It is preferably provided that the water collecting structure, which extends along at least three sides of the interaction point of the base carrier and the upper lid, is integrally formed.

It is preferably provided that an oblique opening structure is provided at the uppermost end of the third plate, which has a decreasing height along a direction away from the main chamber.

It is preferably provided that the upper lid is formed as a curved structure which is higher in the middle and lower at both ends.

It is preferably provided that the free end of the upper lid extends beyond the third plate by a set distance.

It is preferably provided that the water collecting plate comprises an approximately parallel to the extension direction of the third plate extending second portion, the free end of which faces the upper lid.

It is preferably provided that the water collecting plate further comprises a third portion connected to the second portion, which extends in the same direction as the second portion and the free end facing away from the upper lid, wherein the water collecting plate further comprises a first portion, wherein one end the first portion is connected to the third plate and disposed below the second plate, while the other end of the first portion is connected to the second portion and / or the third portion, wherein the free end of the third portion is lower than the first portion and the third portion and the first portion form a groove structure.

It is preferably provided that the third plate and the second section form a third sealing groove, into which the second plate protrudes.

It is preferably provided that the third sealing groove and the second plate cooperate with each other via a conical design.

It is preferably provided that the third sealing groove has a lower bottom wall which does not touch the free end of the second plate.

It is preferably provided that the upper lid further comprises a fourth plate, which is located on a side facing away from the main chamber of the second plate and together with the second plate forms a second sealing groove into which projects the other end facing the upper lid of the water collecting plate.

It is preferably provided that the free end of the fourth plate is not higher than the lower end surface of the water collecting plate.

It is preferably provided that the second sealing groove and the other end of the water collecting plate facing the upper lid interact with one another via a conical design.

Preferably, it is provided that the first seal groove has an upper bottom wall and the second seal groove has an upper bottom wall, wherein the upper bottom wall of the first seal groove does not touch the upper end surface of the third plate and / or the upper bottom wall of the second seal groove faces the other the upper lid End of the water collecting plate not touched.

It is preferably provided that the outer side wall of the first plate does not touch the inner side wall of the third plate.

It is preferably provided that at least one side wall of at least one of the sealing grooves extends in the same direction as the point of interaction of the upper lid and the base carrier.

It is preferably provided that at least one side wall of at least one of the sealing grooves extends approximately parallel to a side wall cooperating therewith.

It is preferably provided that at least two side walls of at least one of the sealing grooves extend approximately parallel to a side wall cooperating therewith.

It is preferably provided that at least one side wall of at least one of the sealing grooves bears against a side wall cooperating therewith.

It is preferably provided that at least two side walls of at least one of the sealing grooves bear against a side wall cooperating therewith.

The embodiment according to the present invention is advantageously characterized in that in the lawnmower according to the present utility model, the third plate on an outer side relative to the main chamber has a water collecting structure covering the interaction point of the third plate and the first sealing groove. By providing a water catchment structure, the water resistance of the lawnmower is increased by blocking water outside the main chamber so that water penetration does not occur even when the lawnmower is tilted, thus protecting parts within the main chamber of the lawnmower and prolonging the life.

According to the present utility model, the object is also achieved by a sealing structure with a better sealing effect for a lawnmower.

• - einen Dichtungsdeckel zum Festdrücken an dem Grundträger des Rasenmähers und zur festen Verbindung damit, wobei in dem unteren Ende des Dichtdeckels mindestens eine Dichtungsnut vorgesehen ist, und
• - mindestens eine Ringausbuchtung, die an dem oberen Ende des Grundträgers des Rasenmähers angeordnet ist,

wobei die Ringausbuchtung in der Dichtungsnut eingeführt ist und mindestens zwei Seitenwände der Dichtungsnut an der Mantelfläche der Ringausbuchtung anliegen, während die obere Bodenwand der Dichtungsnut die obere Endfläche der Ringausbuchtung nicht berührt,
wobei bei mindestens zwei in dem unteren Ende des Dichtdeckels vorgesehenen Dichtungsnuten eine Trennwand zwischen zwei benachbarten Dichtungsnuten ausgebildet ist, während bei mindestens zwei an dem oberen Ende des Grundträgers des Rasenmähers vorgesehenen Ringausbuchtungen eine Trennnut zwischen zwei benachbarten Ringausbuchtungen ausgebildet ist, wobei die untere Endfläche der Trennwand die untere Bodenwand der Trennnut nicht berührt. A sealing structure for a lawnmower includes:

• - A seal cover for pressing on the base support of the lawn mower and for solid connection thereto, wherein in the lower end of the sealing cover at least one sealing groove is provided, and
• at least one annular recess arranged at the upper end of the basic support of the lawnmower,

wherein the annular recess is inserted in the sealing groove and at least two side walls of the sealing groove abut the lateral surface of the annular recess, while the upper bottom wall of the sealing groove does not touch the upper end surface of the annular recess,
wherein at least two sealing grooves provided in the lower end of the sealing cover, a partition wall is formed between two adjacent sealing grooves, while at least two provided at the upper end of the base support of the lawn mower Ringausbuchtungen a separating groove between two adjacent Ringausbuchtungen is formed, wherein the lower end surface of the partition the lower bottom wall of the separating groove is not touched.

In the sealing structure, the upper bottom wall of the sealing groove does not touch the upper end surface of the annular recess, while the lower end surface of the partition wall does not touch the lower bottom wall of the separating groove, wherein at insufficient contact of the contact surface due to repeated pivoting of the lawn mower, the seal cover for attachment back to the base support can be pressed, which ensures a sealing contact of at least two side walls of the sealing groove on the lateral surface of the ring bulge, improves the sealing effect and a water and bar protection effect is achieved.

In one embodiment, two sealing grooves, ie a first sealing groove and a second sealing groove are provided in the lower end of the sealing cover, wherein the first sealing groove has a first inner side wall and a first outer side wall and the second sealing groove has a second inner side wall and a second outer side wall wherein at the upper end of the base support two Ringausbuchtungen, so a first Ringausbuchtung and a second Ringausbuchtung are provided, wherein the first Ringausbuchtung a first inner side surface and a first outer side surface and the second Ringausbuchtung a second inner side surface and a second outer side surface.

Upon press-fitting the sealing cover to the base support of the lawnmower, the first outer side wall abuts the first outer side surface and the second inner side wall abuts the second inner side surface, wherein the first inner side wall does not contact the first inner side surface and / or the second inner side wall outer side wall does not touch the second outer side surface.

In one embodiment, the first seal groove has a first upper bottom wall and the second seal groove has a second upper bottom wall, the first upper bottom wall being higher than the second upper bottom wall.

In one embodiment, the first inner sidewall is approximately parallel to the axis of the seal cover.

In one embodiment, the first inner side wall does not contact the first inner side surface, wherein the first inner side wall is approximately parallel to the first inner side surface.

In one embodiment, the second outer sidewall is approximately parallel to the first outer sidewall.

In one embodiment, a seal groove is provided in the lower end of the seal cover having a third inner sidewall and a third outer sidewall, at the upper end of the base of the lawnmower is provided a ring recess having a third inner side surface and a third outer side surface having,
wherein upon pressing the sealing cover into firm engagement with the base support of the lawnmower, the third inner side wall abuts the third inner side surface and the third outer side wall abuts the third outer side surface.

In one embodiment, the third inner sidewall extends approximately parallel to the axial direction of the seal cover, alternatively, the third outer sidewall extends approximately parallel to the axial direction of the seal cover.

In one embodiment, the side wall of the sealing groove is approximately parallel to the direction of extension of the sealing groove and the lateral surface of the annular recess approximately parallel to the direction of extension of the annular recess. Thus, a better investment of the entire sealing groove of the lawn mower can be realized on the ring bulge.

According to the present utility model, the object is further achieved by a A lawn mower comprising a sealing structure according to the present utility model.

The lawn mower comprises a sealing structure according to the present utility model, whereby the sealing effect is improved.

list of figures

For a better explanation of the embodiments of the present invention or the prior art embodiments, the attached drawings used in the embodiments will be briefly described below, it being understood that the drawings below are merely illustrative of the utility model and will be apparent to those of ordinary skill in the art is to obtain further drawings without inventive activities on the basis of such drawings.

• 1 einen Rasenmäher nach einem ersten Ausführungsbeispiel des vorliegenden Gebrauchsmusters in einer schematischen strukturellen Darstellung,
• 2 die Zusammenwirkungsstelle des oberen Deckels 1 und des Grundträgers 2 nach 1 in einer vergrößerten Darstellung,
• 3 den Grundträger 2 nach 1 in einer schematischen strukturellen Darstellung,
• 4 die Zusammenwirkungsstelle nach einem zweiten Ausführungsbeispiel des vorliegenden Gebrauchsmusters in einer Detail-Schnittdarstellung,
• 5 den oberen Deckel nach 4 in einer Detail-Schnittdarstellung,
• 6 den Grundträger nach 4 in einer Detail-Schnittdarstellung,
• 7 die Zusammenwirkungsstelle nach einem dritten Ausführungsbeispiel des vorliegenden Gebrauchsmusters in einer Detail-Schnittdarstellung,
• 8 die Dichtstruktur nach einem fünften Ausführungsbeispiel des vorliegenden Gebrauchsmusters in einer Detail-Schnittdarstellung,
• 9 den Dichtungsdeckel nach 8 in einer Detail-Schnittdarstellung,
• 10 die Ringausbuchtung nach 8 in einer Detail-Schnittdarstellung,
• 11 die Dichtstruktur nach einem sechsten Ausführungsbeispiel des vorliegenden Gebrauchsmusters in einer Detail-Schnittdarstellung,
• 12 die Dichtstruktur nach einem siebten Ausführungsbeispiel des vorliegenden Gebrauchsmusters in einer Detail-Schnittdarstellung.

Show it

• 1 a lawnmower according to a first embodiment of the present utility model in a schematic structural representation,
• 2 the point of interaction of the upper lid 1 and the base support 2 after 1 in an enlarged view,
• 3 the basic carrier 2 after 1 in a schematic structural representation,
• 4 the interaction point according to a second embodiment of the present invention in a detail sectional view,
• 5 after the upper lid 4 in a detailed sectional view,
• 6 the basic carrier after 4 in a detailed sectional view,
• 7 the interaction point according to a third embodiment of the present invention in a detail sectional view,
• 8th 5 shows the sealing structure according to a fifth exemplary embodiment of the present invention in a detail sectional view,
• 9 the seal cover after 8th in a detailed sectional view,
• 10 the ring bulge after 8th in a detailed sectional view,
• 11 3 shows the sealing structure according to a sixth exemplary embodiment of the present invention in a detail sectional view,
• 12 the sealing structure according to a seventh embodiment of the present utility model in a detailed sectional view.

Concrete embodiments

Embodiments of the embodiments according to the present invention will be explained fully and clearly with reference to the accompanying drawings, it being understood that the described embodiments represent only a part of the embodiments instead of all embodiments. All other embodiments obtained by those of ordinary skill in the art from the embodiments of the utility model without inventive activities are also within the scope of the utility model.

1 and 3 each show a lawnmower according to the present utility model.

In a first embodiment, the lawnmower is an automatic lawnmower comprising a housing, a motion module, a cutting module, an energy module, and a control module. The motion module includes a wheelset that is driven by a drive motor to move the automatic lawnmower. The cutting module includes a knife mounted in the lowermost portion of the housing and driven for rotation by a cutting motor to mow a lawn. The power module includes a battery pack that powers the automatic lawnmower for movement and work. The control module is electrically connected to the motion module, the cutting module and the power module to control the motion module for moving the automatic lawn mower and the cutting module for mowing a lawn. The motion module, the cutting module, the power module and the control module are mounted on the housing. The housing comprises a base support 3 and an upper lid 1 ,

How out 1 can be seen, the lawnmower comprises a base support 3 and an upper lid 1 , The upper lid 1 is formed as a domed structure, which is higher in the middle and lower at both ends. The upper lid 1 snaps at the base carrier 3 and the two components enclose a main chamber 1 for picking up affected parts of the lawnmower. It will open 2 pointed, wherein at one of the base support 3 facing side of the upper lid 1 a first plate 4 and a second plate 7 are arranged side by side. The second plate 7 is relative to the first plate 4 at an outer location to the main chamber. Between the first plate 4 and the second plate 7 is a first sealing groove 8th educated. The basic carrier 3 has a third plate 5 on that in the first seal groove 8th protrudes and with the first plate 4 and the second plate 7 interacts. It is understood that the thickness of the third plate 5 the distance between the first plate 4 and the second plate 7 equivalent.

The top of the third plate 5 carries an oblique opening structure that runs along one of the main chamber 2 opposite direction has a decreasing height. Thus, the penetration of water outside the main chamber into the main chamber is largely prevented, which provides for an improved water protection effect.

In one embodiment, the third plate is located 5 at the second plate 7 and with its uppermost end on the upper lid 1 to strengthen the sealing effect.

It should be noted that here the height related to the basic carrier 3 and the inside and outside relative to the main chamber 2 be defined, with the interior as turning the main chamber 2 and the outside as turning away the main chamber 2 To be defined.

At the third plate 5 is a water trap structure 6 provided, which is the point of interaction of the third plate 5 and the first seal groove 8th covers.

It is the water collecting structure 6 in relation to the main chamber 2 outwardly extending water collecting plate, wherein the second plate 7 outside the main chamber 2 is located, with one end of the water collecting plate with the third plate 5 connected and below the second plate 7 is arranged while the other end of the water collecting plate the upper lid 1 is facing.

How out 2 it can be seen, it is in the water collecting plate to an L-shaped structure, the first section 9 and a second section 10 includes, which are approximately perpendicular to each other and connected to each other. In the present embodiment, the water collecting structure is located 6 outside the main chamber 2 , one end of the first section 9 with the third plate 5 connected and below the second plate 7 is arranged, it being understood that the first section 9 approximately perpendicular to the extension direction of the third plate 5 runs. An end to the second section 10 is the upper lid 1 facing and essentially touches the upper lid. The second section 10 is approximately parallel to the extension direction of the third plate 5 , By providing the water collecting structure 6 It can function like a roof eaves while swiveling the lawnmower, and water outside the main chamber 2 lock, whereby damage to the lawn mower due to water penetration is avoided when panning.

As it turned out 3 results, the water collecting structure extends 6 along the point of interaction of the basic carrier 3 and the top lid 1 by a certain distance and the direction of extent is indicated by the arrow in 3 shown, wherein the extension structure has a water drain hole for discharging water. For discharging water, the water collecting structure in the extension portion has a height difference, wherein the water drain hole is located at the lowest point.

How out 3 it can be seen, is the main chamber 2 basically rectangular in the present embodiment. The point of interaction of the upper lid 1 and the basic carrier 3 has a quasi-rectangular shape. Splitting the interaction structure between the top lid 1 and the basic carrier 3 some parts of the lawn mower are unavoidable, with the water collection structure for better sealing and water protection 6 along at least three sides of the interaction site of the parent carrier 3 and the top lid 1 extends, is integrally formed and the one-piece structure may have only a water drain hole, which is arranged at the lowest point of the one-piece structure. It is understood that the side wall of the first sealing grooves 8th in the same direction as the interaction point of the upper lid 1 and the basic carrier 3 runs, resulting in a better conditioning of the whole upper lid 1 of the lawn mower to the basic carrier 3 and an improved sealing effect can be achieved.

How out 3 can be seen, the upper lid goes in the horizontal direction on the third plate 5 by a set distance beyond, which in conjunction with structural feature of the domed top lid 1 better contributes to an increased water protection capacity. In another embodiment, the water collecting plate 6 formed as a plate-shaped structure, which with the third plate 5 includes an adjusted angle, one with the third plate 5 cooperating end below the second plate 7 while the other end is the upper lid 1 is facing. Here, the turning of the upper lid 1 be understood as a general touch.

The outer side wall of the first panel 4 touches the inner side wall of the third plate 5 Not. The two components are approximately parallel to one another, alternatively, a non-parallel arrangement or a tilt by a certain angle is conceivable, wherein a non-contact arrangement of the two components, the assembly of the upper lid with the base support 3 facilitated. In a preferred embodiment, the outer side wall of the first plate extends 4 approximately parallel to the axis of the lawnmower.

The present utility model also provides another embodiment of a lawnmower.

As it turned out 4 and 5 results, the upper lid 1 in a second embodiment, a fourth plate 11 on, which is located at one of the main chamber 2 opposite side of the second plate 7 located and shared with the second plate 7 a second sealing groove 13 forms, in which protrudes the other end of the water collecting plate. How out 6 it can be seen, the water collecting plate comprises an approximately parallel to the extension direction of the third plate 5 extending second section 10 , wherein one end of the second section 10 protrudes into the second sealing groove.

In one embodiment, the water collection plate further includes one with the second portion 10 connected third section 12 in the same direction as the second section 10 runs. The water collecting plate further comprises a first portion 9, one end of the first portion 9 with the third plate 5 connected and below the second plate 7 is arranged while the other end of the first section 9 with the second section 10 is connected, with the free end of the third section 12 deeper than the first section 9 lies and the third section 12 and the first section 9 a groove structure 14 form. Thus, after pivoting of the lawnmower water in the groove structure 14 be stored to prevent the ingress of water into the main body 2 to prevent damage to the lawnmower due to water penetration during panning is avoided. It is understood that in another embodiment, the other end of the first section 9 immediately with the third section 12 or alternatively, simultaneously with the second section 10 and the third section 12 be connected.

In one embodiment, the free end of the fourth plate 11 not higher than the free end of the third section. Thus, the penetration of water into the gap between the fourth plate 11 and the third plate 12 and thus into the main chamber 2 be prevented.

In the second embodiment according to 4 is the inner side wall of the second plate 7 at at the basic carrier 3 firmly pressed upper lid 1 on the outer side wall of the third plate 5 , the inner sidewall of the second section 10 on the outer side wall of the second plate 7 and the outer side wall of the second portion 10 on the inner side wall of the fourth plate 11 at. As in the first embodiment, the outer side wall of the first plate touches 1 not the inner side wall of the third plate 5 , wherein a non-contact arrangement of the two components, the assembly of the upper lid with the base support 3 facilitated. In a preferred embodiment, the outer side wall of the first plate extends 4 approximately parallel to the axis of the lawnmower.

In the present embodiment, the upper lid is 1 in threaded connection with the base support and is thus attached thereto. Inadequate contact of the side wall of the interaction surface due to, inter alia, wear can be re-pressing the upper lid 1 on the basic carrier 3 the installation of the inner side wall of the second plate 7 on the outer side wall of the third plate 5 , the inner sidewall of the second section 10 on the outer side wall of the second plate 7 and the outer side wall of the second portion 10 on the inner side wall of the fourth plate 11 be ensured. It is further provided that the upper lid 1 and the basic carrier 3 can also be firmly connected to each other in other ways, as far as the pressing of the upper lid 1 on the basic carrier 3 can be guaranteed.

How out 5 can be seen, has the first seal groove 8th an upper bottom wall and the second sealing groove 13 an upper bottom wall, wherein the upper bottom wall of the first seal groove 8th the upper end surface of the third plate 5 not touched, the upper bottom wall of the second sealing groove 13 the upper end surface of the second section 10 not touched and the free end of the second plate 7 the upper end surface of the first section 9 not touched. Thus, inadequate contact of a cooperating surface by further pressing the upper lid to the base support 3 a good contact of the interaction surface are made possible. The upper bottom wall of the first seal groove 8th does not touch the upper end surface of the third plate 5 , whereby the assembly of the upper cover 1 with the basic carrier 3 is relieved.

In a concrete embodiment, the upper bottom wall of the first seal groove 8th higher than the lower bottom wall of the second seal groove 13 ,

As it turned out 6 yields, form the third plate 5 and the second section 10 a third sealing groove 15 into the second plate 7 protruding, wherein the third sealing groove 15 and the second plate 7 interact with each other via a cone-shaped design. The second sealing groove 13 and the second section 10 also interact with each other via a cone-shaped design. A tight interaction of the sealing groove over a conical configuration can allow the penetration of water and dust into the main chamber 2 prevent.

In one embodiment, the third seal groove 15 a lower bottom wall on which the free end of the second plate 7 not touched.

According to the third embodiment 7 is different from the second embodiment, the inner side wall of the second plate 7 at at the basic carrier 3 firmly pressed upper lid 1 on the outer side wall of the third plate 5 , the inner sidewall of the second section 10 on the outer side wall of the second plate 7 and the outer sidewall of the second section 10 not on the inner side wall of the fourth plate 11 at.

In the concrete fourth embodiment, different from the second embodiment, the inner side wall of the second plate 10 at at the basic carrier 3 firmly pressed upper lid 1 on the outer side wall of the third plate 11 , the inner sidewall of the second section 7 not on the outer side wall of the second plate 5 and the outer sidewall of the second section 10 not on the inner side wall of the fourth plate 7 at.

In one embodiment of the present application, the inner side wall of the second plate is located 7 at at the basic carrier 3 firmly pressed upper lid 1 on the outer side wall of the third plate 5 , the inner side wall of the second portion 10 on the outer side wall of the second plate 7 and the outer sidewall of the second section 10 at least one pair of cooperation surfaces of the inner side wall of the fourth plate 11 at. What is a lateral sealing effect realized. Inadequate contact of a co-operation surface may be achieved by further pressing the top cover 1 on the basic carrier 3 a good contact and contact of the interaction surface are made possible. In a preferred embodiment, there is an investment in at least two pairs of interaction surfaces, which provides a better effect.

It is understood that when on the basic carrier 3 firmly pressed upper lid l the inner side wall of the second plate 7 approximately parallel to the outer side wall of the third plate 5 , the inner sidewall of the second section 10 approximately parallel to the outer side wall of the second plate 7 and the outer side wall of the second portion 10 approximately parallel to at least a pair of cooperation surfaces of the inner side wall of the fourth plate 11 runs, which also leads to a pressing of the upper lid 1 on the basic carrier 3 contributes. Accordingly, it is more expedient for at least two pairs of interaction surfaces to be approximately parallel to one another in order to be able to engage in at least two pairs of interaction surfaces.

In the above embodiment, the side wall of the first seal groove extends 8th and the second seal groove 13 in the same direction as the interaction point of the upper lid 1 and the basic carrier 3 and the extension direction is indicated by the arrow in 3 shown. Thus, a better investment of the whole upper lid of the lawnmower on the base support 3 and thus a better sealing effect can be realized.

How out 8th can be seen, includes the sealing structure 100 for a lawnmower according to a fifth preferred embodiment of the present utility model, a seal cover 110 for firm connection with the basic carrier 410 of the lawnmower and a first ring bulge 121 and a second ring bulge 123 attached to the basic carrier 410 the mower are arranged, wherein in the lower end of the seal cover 110 a first sealing groove 111 and a second sealing groove 113 are provided. When pressing the seal cover 110 on the basic carrier 410 for firm connection with it, the first ring bulge 121 and the second ring bulge 123 each in the first seal groove 111 or the second sealing groove 113 introduced.

Below is on individual elements within the sealing structure 100 and their relationship.

As it turned out 8th to 10 are in the lower end of the seal cover 110 two sealing grooves, so a first sealing groove 111 and a second sealing groove 113 provided between which a partition wall 115 is trained. Concretely, the first sealing groove 111 a first inner sidewall 1111 , a first outer side wall 1113 and a first upper bottom wall 1115 on, wherein the second sealing groove 113 a second inner sidewall 1131 , a second outer sidewall 1133 and a second upper bottom wall 1135 and the partition wall 115 a lower end surface 1151 having. This is the first one seal groove 111 and the second seal groove 113 in the same direction. The extension direction of the first inner side wall 1111 the first outer side wall 1113, the second inner side wall 1131 , the second outer sidewall 1133 and the first seal groove 111 runs approximately parallel to each other.

Preferably, the upper bottom wall is located 1115 higher than the second upper bottom wall 1135.

In one embodiment, the first seal groove 111 no first upper floor wall 1115 and the first inner sidewall 1111 adjoins the first outer side wall 1113, that is, the first sealing groove 111 V-shaped. The second sealing groove 113 may also be V-shaped.

At the upper end of the basic carrier 410 are two Ringausbuchtungen, so a first Ringausbuchtung 121 and a second ring bulge 123 provided between which a separating groove 125 is trained. Specifically, the first ring bulge points 121 a first inner side surface 1211 , a first outer side surface 1213 and a first upper end surface 1215, wherein the second annular recess 123 a second inner side surface 1231 , a second outer side surface 1233 and a second upper end surface 1235 and the separating groove 125 a lower bottom wall 1251 having. In this case, the first ring bulge run 121 and the second ring bulge 123 in the same direction. The first inner side surface 1211 , the first outer side surface 1213 , the second inner side surface 1231 , the second outer side surface 1233 and the first ring bulge 121 go in the same direction.

When pressing the sealing cover 110 for firm connection with the basic carrier 410 lies the first outer side wall 1113 on the first outer side surface 1213 and the second inner sidewall 1131 at the second inner side surface 1231 on, with the first inner sidewall 1111 the first inner side surface 1211 not touching, the first upper bottom wall 1115 is the first upper end surface 1215 not touched and the second upper bottom wall 1135 the second upper end surface 1235 not touched.

The first inner sidewall 1111 does not touch the first inner side surface 1211 , the first upper floor wall 1115 does not touch the first upper end surface 1215 and the second upper bottom wall 1135 does not touch the second upper end surface 1235 , so that when insufficient contact with a contact surface by further pressing the seal cover 110 on the basic carrier 410 a good contact of the contact surface can be effected.

Because the first inner sidewall 1111 the first inner side surface 1211 not touched and the first upper bottom wall 1115 the first upper end surface 1215 not touched, can press the seal cover 110 on the basic carrier 410 be fastened thereto for attachment by the first outer side wall during assembly 1113 on the first outer side surface 1213 , the second inner sidewall 1131 at the second inner side surface 1231 and the second outer sidewall 1133 on the second outer side surface 1233 is applied.

In the present embodiment is the seal cover 110 in threaded connection with the basic carrier 410 and is thus attached to it. In case of insufficient contact with the sealing groove or ring bulge of the sealing structure 100 as a result of, inter alia, wear can by re-pressing the seal cover 110 on the basic carrier 410 the attachment of the outer sidewall 1113 on the first outer side surface 1213 , the second inner sidewall 1131 on the second inner side wall 1231 and the second outer side wall 1133 on the second outer side surface 1233 be ensured. It is further provided that the seal cover 110 and the basic carrier 410 can also be firmly connected to each other in other ways, as far as the pressing of the seal cover 110 on the basic carrier 410 can be guaranteed.

Preferably, the second outer side wall extends 1133 approximately parallel to the first outer sidewall 1113 , thereby tightening the seal cover 110 on the basic carrier 410 for attachment to it is facilitated.

Because the first inner sidewall 1111 the first inner side surface 1211 not touched, must be the first inner sidewall 1111 not parallel to the first inner side surface 1211 run. The first inner sidewall 1111 may be parallel to the axis of the seal cover 110 or, alternatively, may tilt at a certain angle

How out 11 it can be seen, the sealing structure is different 200 according to the sixth preferred embodiment of the sealing structure 100 in that the second outer sidewall 2133 the second outer side surface 2233 not touched.

Accordingly, it can also be provided that the second outer side wall 2133 the second outer side surface 2233 not touched and the first inner sidewall 1111 at the first inner side surface 1211 is applied. In summary, when insufficient contact with a contact surface by further pressing the seal cover 110 on the basic carrier 410 a good contact of the contact surface can be effected, as far as the investment is ensured at least two side walls of the sealing groove on the side surface of the ring bulge.

How out 12 it can be seen, the sealing structure is different 300 according to the seventh preferred embodiment of the sealing structure 100 in that the lower end of the seal cover 310 only a sealing groove, so the third sealing groove 311 and the top of the base carrier 410 a Ringausbuchtung, so the third Ringausbuchtung 321 having. Concretely, the third sealing groove 311 a third inner sidewall 3111 , a third outer sidewall 3113 and a third upper bottom wall 3115 on, with the third sealing groove 321 a third inner side surface 3211 , a third outer side surface 3213 and a third upper end surface 3215 having.

When pressing the sealing cover 310 for firm connection with the basic carrier 410 lies the third inner sidewall 3111 at the third inner side surface 3211 and the third outer sidewall 3113 on the third outer side surface 3213 on, with the third upper bottom wall 3115 the third upper end surface 3215 not touched.

The third inner sidewall 3111 does not run parallel to the third outer sidewall 3113 so that it can be ensured that the third lower bottom wall 3115 has the third upper end surface 3215 not touched. The third inner sidewall 3111 may be approximately parallel to the axial direction of the seal cover 310 extend, alternatively, the third outer side wall 3113 approximately parallel to the axial direction of the seal cover 310 runs.

Preferably, the seal cover is a plastic dutch cover.

An eighth embodiment of the present utility model further provides a lawn mower comprising a sealing structure according to the present utility model.

In the sealing structure according to the present utility model, the upper bottom wall of the seal groove does not contact the upper end surface of the annular recess, while the lower end surface of the partition does not touch the lower bottom wall of the separation groove, with insufficient contact of the contact surface due to repeated pivoting of the lawnmower, the seal cover for attachment can be pressed again to the base support, whereby a sealing contact of at least two side walls of the seal groove secured to the lateral surface of the ring bulge and the sealing effect is improved.

The lawn mower according to the present utility model comprises a sealing structure according to the present utility model, whereby the sealing effect is improved.

It should be understood that the foregoing embodiment is merely an example in favor of a clear description without limiting the embodiment. It will be understood by those of ordinary skill in the art that other modifications or modifications of various forms may be made on the basis of the above description. Here is a complete list of all possible embodiments neither necessary nor possible. Any obvious modifications or modifications that may be derived therefrom are also within the scope of this utility model.

Claims (25)

A lawn mower comprising a base support and a top cover (1) arranged on the base support (3), the base support (3) and the top cover (1) enclosing a main chamber (2), on a side facing the base support (3) a first plate (4) and a second plate (7) are arranged next to one another, between which a first sealing groove (8) is formed, characterized in that the base carrier (3) has an opening in the first sealing groove (8 ) has a third collecting plate (5), which on an outer side with respect to the main chamber (2) has a water collecting structure (6) which covers the interaction point of the third plate (5) and the first sealing groove (8). Lawnmower after Claim 1 characterized in that the water collecting structure (6) is a water collecting plate extending outwardly relative to the main chamber (2), the second plate (7) being outside the main chamber (2), one end of the water collecting plate connected to the third plate (5) and disposed below the second plate (7), while the other end of the water collecting plate facing the upper lid (1). Lawnmower after Claim 2 , characterized in that the water collecting plate is an L-shaped structure comprising a first portion (9) and a second portion (10) which are approximately perpendicular to each other and connected to each other, one end of the first portion (9) connected to the third plate (5) and disposed below the second plate (7), while one end of the second portion (10) faces the upper lid (1), the second portion (10) being approximately parallel to the extension direction of the third plate (5) extends. Lawnmower after Claim 2 , characterized in that the water collecting plate is a plate-shaped structure enclosing an adjusted angle with the third plate (5). Lawnmower after Claim 1 , characterized in that the water collecting structure (6) extends along the point of interaction of the base support (3) and the upper cover (1) by a certain distance, the extension structure having a water drainage hole for discharging water. Lawnmower after Claim 5 , characterized in that the water drain hole is arranged at the lowest point of the extension structure. Lawnmower after Claim 5 , characterized in that the water collecting structure (6) extending along at least three sides of the interaction point of the base support (3) and the upper lid (1) is integrally formed. Lawnmower after Claim 1 , characterized in that at the uppermost end of the third plate (5) an oblique opening structure is provided, which has a decreasing height along a direction away from the main chamber (2). Lawnmower after Claim 1 , characterized in that the upper lid (1) is formed as a domed structure which is higher in the center and lower at both ends. Lawnmower after Claim 1 , characterized in that the free end of the upper lid (1) extends beyond the third plate (5) by a set distance. Lawnmower after Claim 2 , characterized in that the water collecting plate comprises an approximately parallel to the extension direction of the third plate (5) extending second portion (10), the free end of which faces the upper lid. Lawnmower after Claim 11 characterized in that the water collecting plate further comprises a third portion (12) connected to the second portion (10), which extends in the same direction as the second portion (10) and whose free end faces away from the upper lid, the water collecting plate a first portion (9), wherein one end of the first portion (9) is connected to the third plate (5) and disposed below the second plate (7), while the other end of the first portion (9) with the second Section (10) and / or the third portion (12) is connected, wherein the free end of the third portion (12) is lower than the first portion (9) and the third portion (12) and the first portion (9) a Groove structure (14) form. Lawnmower after Claim 11 , characterized in that the third plate (5) and the second portion (10) form a third sealing groove (15) into which the second plate protrudes. Lawnmower after Claim 13 , characterized in that the third sealing groove and the second plate cooperate with each other via a conical design. Lawnmower after Claim 13 , characterized in that the third sealing groove has a lower bottom wall which does not touch the free end of the second plate (7). Lawnmower after Claim 2 characterized in that the upper lid (1) further comprises a fourth plate (11) located on a side of the second plate (7) facing away from the main chamber (2) and a second sealing groove in common with the second plate (7) (13), in which the other end of the upper lid facing the water collecting plate protrudes. Lawnmower after Claim 16 , characterized in that the free end of the fourth plate (11) is not higher than the lower end surface of the water collecting plate. Lawnmower after Claim 16 , characterized in that the second sealing groove (13) and the other end of the water collecting plate facing the upper lid cooperate with each other via a conical configuration. Lawnmower after Claim 16 characterized in that the first seal groove (8) has an upper bottom wall and the second seal groove (13) has an upper bottom wall, wherein the upper bottom wall of the first seal groove (8) does not touch the upper end surface of the third plate (5) and / or the upper bottom wall of the second sealing groove (13) does not touch the other end of the water collecting plate facing the upper lid. Lawnmower after Claim 1 , characterized in that the outer side wall of the first plate (4) does not touch the inner side wall of the third plate (5). Lawnmower after Claim 1 , characterized in that at least one side wall at least one of the sealing grooves (8) extends in the same direction as the point of interaction of the upper cover (1) and the base support (3). Lawnmower after Claim 1 , characterized in that at least one side wall of at least one of the sealing grooves extends approximately parallel to a cooperating side wall. Lawnmower after Claim 1 , characterized in that at least two side walls of at least one of the sealing grooves extend approximately parallel to a cooperating side wall. Lawnmower after Claim 1 , characterized in that at least one side wall of at least one of the sealing grooves rests against a cooperating side wall. Lawnmower after Claim 1 , characterized in that at least two side walls of at least one of the sealing grooves bear against a cooperating side wall.

Images