DE102008029320B3 - Clamping fitting for door leaf of stop door of cooking appliance, has L-shaped arms movable in succession at set of ends by rotation around rotational axis of stop door for guiding door leaf, which is clamped at set of ends - Google Patents

Abstract

The fitting (10) has a door leaf retaining element (11a) comprising L-shaped arms (12a1, 12a2) connected with each other at a set of ends, respectively, where each end is guided to a hinge pin accommodating element (15a1). The arms are movable in succession at another set of ends by rotation around a rotational axis (19) of a stop door for guiding a door leaf (20a) e.g. glass panel. The door leaf is clamped at the latter set of ends of the arms, where the arms are made of plastic or stainless steel. Sealing elements (18a1, 18a2) made of elastomer are connected with the respective arms. An independent claim is also included for a cooking appliance comprising a stop door.

Description

The The present invention relates to a clamping fitting for at least a door leaf a stop-door with a rotation axis, comprising at least one Türblattsalteglied with two in essential L-shaped Arms, each at a first, to at least one hinge pin receiving member leading End connected or connected to each other and at least her second, free ends at least once to insert a Door leaf from each other away and are movable toward each other by rotation about the axis of rotation the stop door, one action door with such a clamp fitting and a cooking appliance with such a stopper door.

Stop doors or swing doors are known with different fittings in the art. For example, the DE 100 08 869 C2 a hinged hinge for a hinged door.

Also, all-glass doors are known in which glass door parts by means of a holding block by insertion into corresponding receptacles are connected to each other, see the DE 31 00 422 C2 ,

A generic Klemmbeschlag is from the DE 77 00 091 U in combination with a suction cup device known.

It there is a need after a fitting in which holes in a door leaf, which may be formed, for example, as a glass, dispensed can be. In addition, it is a goal to reduce the parts of a door and in particular no additional devices such as in the form of a suction cup device or additional To need spars and profiles which facilitates assembly and reduces weight. task The invention is therefore a fitting for at least one door leaf of a Action door, such a stopper, as well a cooking appliance with such a stop-door to deliver, which has the above advantages.

These The object is achieved according to the invention Solved by that at the second ends of the arms between them the door leaf clamped or is trapped.

The Task is relative the stop door or of the cooking appliance solved with the features of the independent claim 12 and 16, respectively.

there It is proposed that the clamping action, in particular to the second Ends, the arms to holding the door leaf produced by screwing, riveting, welding and / or bias is, wherein preferably the clamping of the door panel is detachable.

Further It is suggested that a first arm, the second end closer to the The axis of rotation lies as the second end of the other, second arm the axis of rotation at least for insertion or clamping the door leaf is rotatable, preferably the first arm over its dead center in order Generation of the clamping action is biased.

In addition, according to the invention be provided that the door leaf essentially about the complete length the second ends of the arms between them clamped or clamped is.

Prefers is further that the hinge pin receiving member in the form of a Ringes or an eyelet or a hook and / or formed by an extension of the second arm is, preferably a plurality of such hinge pin receiving members along the Rotary axis of the stop door provided is.

Also It can be provided that the arms as punched / bent parts, investment castings, Sintered or plastic injection molded parts and / or stainless steel or Plastic are formed.

preferred Clamp fittings according to the invention are further characterized by at least two sealing elements for Contacting the door leaf, preferably each arm has at least one at its second end Provides sealing element, in particular over its entire length.

there can be provided that each sealing element firmly with an arm connectable or connected and / or comprises an elastomer.

Further embodiments a clamping fitting according to the invention can be characterized in that two Türblatthalteglieder with each other connectable or connected to at least temporarily two door leaves in parallel to keep, preferably wherein the two door leaf holding members at least are temporarily rotatable about the axis of rotation.

there can be provided that the two door leaf retaining members in the area the hinge pin receiving member, in particular detachably, with each other connectable or connected, preferably the two L-shaped Arms of the two door leaf holding members connectable to a U-shape with parallel door leaves or are connected.

It is again preferred that at least one hinge pin receiving member of the second door leaf retaining member can be arranged or arranged between two hinge pin receiving members of a first door leaf retaining member, wherein preferably the first door leaf retaining member at least three share nierbolzenaufnahmeglieder and the second door leaf retaining member comprises at least two hinge pin receiving members.

The The invention also provides a stop door with at least one door leaf and at least one clamping fitting according to the invention.

there It is suggested that the door leaf be a transparent pane, in particular glass pane, comprises.

Further can be provided that two door leaves with a clamping fitting, in particular surrounded by a frame, are provided.

there In turn, it can be provided that the two door leaves on the opposite of the clamping fitting Side on which in particular at least one lock is attached, connectable to each other or locked against each other to a unit are.

Finally delivers the invention also a cooking appliance with a housing, one provided in the housing Cooking space and a door to open or to close of the cooking chamber, with the door as Inventive stop door is executed.

there can be provided that the door two transparent panes as door leaves with a clamping fitting, and at least one of the discs, preferably the cooking chamber facing disc to the axis of rotation for cleaning purposes is rotatable.

Farther is proposed according to the invention, that at least one hinge holder, in particular comprising at least a door plate or a door bracket and / or arranged in the region of a wall of the housing.

moreover can Cooking devices according to the invention marked be through at least one along the Sidewall seal, to which the cooking chamber facing door leaf rests in a closed cooking chamber, the seal preferably arranged in closed cooking chamber adjacent to the clamping fitting is and / or includes silicone.

Of the Invention is thus the surprising finding underlying that by a clamping fitting on holes in door leaves of a Door waived as well as the number of individual parts can be reduced. Especially be neither an additional Suction cup device still additional spars and profiles needed. This is possible because of not only the clamping fitting the same axis of rotation as the complete Door, but a door leaf between the free ends of substantially L-shaped arms at least one Door leaf holder of the Clamping fittings can be clamped directly.

One inventive clamping fitting can but also two Türblatthalteglieder have two door leaves between them clamp each two arms, and it is particularly advantageous is that around the same axis of rotation the complete stopper door, at least one arm of each door leaf holder as well as the door leaf holding members are rotatable relative to each other. This leads to a further considerable Reduction of individual parts.

Consequently it is inventively possible, a Action door, be it with a legal or a left-hand attack, with a simplified one Construction on economically favorable A way to produce, with also a high design range open stands. Such a stop-door is especially for the use in cooking appliances suitable. It is advantageous that the door leaves, which are in the Cooking appliance mostly glass panes, are movable relative to each other, so that a cleaning of the glass pane is possible.

Further Advantages of the invention will become apparent from the following description, in the embodiments the invention are explained with reference to schematic drawings. Showing:

1a a sectional view through a first inventive clamping fitting with a door leaf retaining member in clamping position;

1b a view like 1a but not in the clamping position of the Türblattsalteglieds;

2 a sectional view through a second inventive clamping fitting with a prestressed Türblattsalteglied;

3 a sectional view through a part of a stop door according to the invention on a cooking appliance housing in the closed position of the door;

3b a view like 3 , but in partially open position of the stop door;

4 a perspective view of a clamp according to the 1a and 1b ;

5a a partial perspective view of a Gargerätegehäuses with hinge bracket; and

5b a partial perspective view of a Gargerätegehäuses with an alternative hinge bracket.

Like that 1a and 1b refer to is, comprises an inventive clamping fitting 10 a door leaf holder 11a which in turn has two substantially L-shaped arms 12a ₁ . 12a ₂ includes. These arms 12a ₁ . 12a ₂ are at their first ends in order to exert a clamping effect at their second ends on a disc 20a like a glass pane, firmly connectable. In this case, this connection is a screw connection with a screw 13a ₁ and a screw holder 14a ₃ , In addition, the first ends of the arms go 12a ₁ . 12a ₂ in a hinge pin receiving member 15a ₁ in the form of a ring, through which a hinge pin, not shown, can be inserted, so that the center of the ring has a pivot point 19 sets.

The two arms 12a ₁ . 12a ₂ come when pinching the disc 20a not in direct contact with the same, but are sealing elements 18a ₁ . 18a ₂ interposed. The poor 12a ₁ . 12a ₂ can be formed of stainless steel as bending / stamping parts, while the sealing elements 18a ₁ . 18a ₂ can consist of an elastomer.

To the disc 20a with the clamp fitting 10 to associate with as 1a shown is the screw connection between the two arms 12a ₁ . 12a ₂ to solve then in the 1a at the bottom shown arm 12a ₂ counterclockwise around the fulcrum 19 from the other arm 12a ₁ turn away, so that then the disc 20a from the fitting 10 removable or between the arms 12a ₁ . 12a ₂ is insertable. To the disc 20a in the clamp fitting 10 to fix, then is the arm 12a ₂ around the fulcrum 19 to turn clockwise until the sealing element 18a ₂ at the disc 20a is present, as in 1b indicated. This position can be locked by screwing the screw 13a ₁ on the screw holder 14a ₃ ,

Instead of a screw connection, the clamping action between the arms 12a ₁ . 12a ₂ also by a bias of the fulcrum 19 facing arm 12a ₂ be effected. For this purpose, said arm 12a ₂ about his in the 2 shown biased outward to ensure a secure hold of the disc 20a between the two arms 12a ₁ . 12a ₂ to care.

The 3a and 3b is a stopper door according to the invention 1 with a clamping fitting according to the invention 10 to be taken, in turn, two Türblatthalteglieder 11a . 11b includes, for example, already with reference to the 1a and 1b are described. The two door leaf holding members 11a . 11b meet in the area of their hinge pin receiving members 15a ₁ so that the two door leaf retainers 11a . 11b with their discs 20a . 20b around the fulcrum 19 defined rotation axis are rotatable, individually and together. The clamp fitting 10 points through the connection of two door leaf holding members 11a . 11b essentially a U shape on when the slices 20a . 20b are arranged parallel to each other, as in the 3a and 3b shown.

In the 3a and 3b you can also see the arrangement of the stop door 1 on a housing 30 with a wall 31 on which a hinge bracket 32 about two screws 33a . 33b firmly attached. An unillustrated hinge pin then extends from the hinge bracket 32 through the opening of the hinge pin receiving member 15a so that the complete stop door 1 through the through the fulcrum 19 defined axis of rotation is rotatable, as in 3b shown.

Between the case 30 and the stop door 1 is further a sealing element 35 arranged, for example in the form of a silicone strip, against which the housing 30 facing, inner disc 20a in the closed state of the stop door 1 is applied.

The housing 30 may belong to a cooking appliance according to the invention, for which it is of particular importance that the two discs 20a . 20b relative to each other by the through the pivot point 19 defined rotation axis are rotatable so that both discs 20a . 20b are cleanable from both sides. The cooking appliance may otherwise be a common cooking appliance, such as a cooking appliance sold by the Applicant.

In 4 is in detail a clamp fitting 10 as he is in the 1a and 1b only schematically shown to recognize. More precisely, that is 4 clearly to see that the two arms 12a ₁ . 12a ₂ about two screws 13a ₁ . 13a ₂ with the interposition of washers 14a ₁ . 14a ₂ are firmly connected together in the region of their first ends, while three annular hinge pin receiving members 15a ₁ from an extension of the outer arm 12a ₁ to be provided. Into these hinge pin receiving members 15a ₁ is a hinge pin element 16 with a shoulder 17 introduced.

Two door leaf holding members, as in 4 are thus easily connectable to each other that the in 4 not shown second door leaf retaining member has only two hinge pin receiving members, which in the two gaps between the three hinge pin receiving members 15a ₁ of the door leaf holder 11a be inserted, wherein a fixing of this position is effected by a hinge pin, not shown, extending through all hinge pin receiving members 15a1 extends. This makes it possible that the two door leaf retaining members are rotatable about the hinge pin.

5a shows a housing 30 a cooking appliance to which a hinge bracket 32 is mounted in the form of a door bracket, via two rivets 33c . 33d , The hinge retaining member 32 is with a hinge pin element 34 connected, namely via a hinge pin fastener 34a , The hinge pin element 34 is on the hinge pin element 16 of the 4 deferrable, until it hits the shoulder 17 ,

In 5b is another case 30 a cooking appliance shown on which as a hinge bracket 32 ' a door holding plate over three screws 33'a to 33'c is appropriate. The hinge retaining element 32 ' further comprises a recess for insertion of a hinge pin elements 34 up, the two shoulders 34'a and 34'b having. The first shoulder 34'a serves the stop on a not shown another hinge pin element which is connected to a clamping fitting, while the other shoulder 34'b the lock within the hinge bracket 32 ' serves.

shapes If you now the arms of stainless steel punched / bent parts, so can very inexpensive a highly flexible fitting in the form of the clamping fitting according to the invention which does not require drilling on door leaves or panes, wherein to further reduce the required items, the clamping action also only by a bias between the arms of each Türblatthalteglieds can be accomplished. So for the first time a very cost-effective, lightweight and easy to assemble as well as operable stop door supplied.

1

action door

10

clamping fitting

11a, 11b

Door panel support member

12a ₁ , 12a ₂

poor

13a ₁ , 13a ₂

screw

14a ₁ , 14a ₂

washer

14a ₃

screw receptacle

15a ₁

Hinge pin receiving member

16

Hinge pin element

17

shoulder

18a ₁ , 18a ₂

sealing element

19

pivot point

20a, 20b

disc

30

casing

31

wall

32 32 '

hinge bracket

33a, 33b, 33'a, 33'b, 33'c

screw

33c, 33d

rivet

34 34 '

Hinge pin element

34a

Hinge bolt fastener

34'a, 34'b

shoulder

35

sealing element

Claims (19)

Clamp fitting ( 10 ) for at least one door leaf ( 20a . 20b ) a stop door ( 1 ) with a rotation axis ( 19 ), comprising at least one Türblattsalteglied ( 11a . 11b ) with two substantially L-shaped arms ( 12a ₁ . 12a ₂ ), each at a first, at least one hinge pin receiving member ( 15a ₁ ) leading end are connected or connected to each other and at least at their second, free ends at least once for the insertion of a door leaf ( 20a . 20b ) away from each other and are movable toward each other by rotation about the axis of rotation ( 19 ) the stop door ( 1 ), characterized in that at the second ends of the arms ( 12a ₁ . 12a ₂ ) between them the door leaf ( 20a . 20b ) is clamped or clamped. Clamp fitting according to claim 1, characterized in that the clamping action, in particular at the second ends, of the arms ( 12a ₁ . 12a ₂ ) for holding the door leaf ( 20a . 20b ) by screwing, riveting, welding and / or bias is generated, preferably the clamping of the door leaf ( 20a . 20b ) is solvable. Clamp fitting according to claim 1 or 2, characterized in that a first arm ( 12a ₂ ), whose second end is closer to the axis of rotation ( 19 ) lies as the second end of the other, second arm ( 12a ₁ ) to the axis of rotation ( 19 ) at least for insertion or clamping of the door leaf ( 20a . 20b ) is rotatable, preferably the first arm ( 12a ₂ ) is biased over its dead center to produce the clamping action. Clamp fitting according to one of the preceding claims, characterized in that the door leaf ( 20a . 20b ) substantially over the entire length of the second ends of the arms ( 12a ₁ . 12a ₂ ) is clamped or clamped between them. Clamp fitting according to one of the preceding claims, characterized in that the hinge pin receiving member ( 15a ₁ ) in the form of a ring or an eyelet or a hook and / or by an extension of the second arm ( 12a ₁ ), wherein preferably a plurality of such hinge pin receiving members ( 15a ₁ ) along the axis of rotation ( 19 ) the stop door ( 1 ). Clamp fitting according to one of the preceding claims, characterized in that the arms ( 12a ₁ . 12a ₂ ) are formed as stamped / bent parts, precision castings, sintered parts or plastic injection molded parts and / or of stainless steel or plastic. Clamp fitting according to one of the preceding claims, characterized by at least two sealing elements ( 18a ₁ . 18a ₂ ) for contacting the door leaf ( 20a . 20b ), preferably each arm ( 12a ₁ . 12a ₂ ) at its second end at least one sealing element ( 18a ₁ . 18a ₂ ), in particular over its entire length. Clamp fitting according to claim 7, characterized in that each sealing element ( 18a ₁ . 18a ₂ ) firmly with one arm ( 12a ₁ . 12a ₂ ) is connectable or connected and / or comprises an elastomer. Clamp fitting according to one of the preceding claims, characterized in that two door leaf retaining members ( 11a . 11b ) are interconnected or connected to at least temporarily two door leaves ( 20a . 20b ), wherein preferably the two door leaf holding members ( 11a . 11b ) at least temporarily around the axis of rotation ( 19 ) are rotatable. Clamp fitting according to claim 9, characterized in that the two door leaf holding members ( 11a . 11b ) in the region of the hinge pin receiving member ( 15a ₁ ), in particular detachable, can be connected or connected to one another, wherein preferably the respective two L-shaped arms ( 12a ₁ . 12a ₂ ) of the two door leaf holding members ( 11a . 11b ) to a U-shape with parallel door leaves ( 20a . 20b ) are connectable or connected. Clamp fitting according to claim 9 or 10, characterized in that between two hinge pin receiving members ( 15a ₁ ) of a first door leaf retaining member ( 11a ) at least one hinge pin receiving member of the second door leaf holder member is arranged or arranged, wherein preferably the first door leaf holder ( 11a ) at least three hinge pin receiving members ( 15a ₁ ) and the second door leaf retaining member comprises at least two hinge pin receiving members. Stop door ( 1 ) with at least one door leaf ( 20a . 20b ) and at least one clamping fitting ( 10 ) according to any one of the preceding claims. Stop door according to claim 12, characterized in that the door leaf is a transparent pane ( 20a . 20b ), in particular glass pane, comprises. Stop door according to claim 12 or 13, characterized in that two door leaves ( 20a . 20b ) with a clamping fitting ( 10 ), in particular surrounded by a frame, are provided. Stop door according to claim 14, characterized in that the two door leaves ( 20a . 20b ) on the clamp fitting ( 10 ) opposite side, on which in particular at least one lock is attached, connectable to each other or against each other to a unit can be locked. Cooking appliance with a housing ( 30 ), one in the housing ( 30 ) provided cooking space and a door for opening or closing the cooking chamber, wherein the door as a stop door ( 1 ) according to one of claims 12 to 15 is executed. Cooking appliance according to claim 16, characterized in that the door ( 1 ) two transparent panes ( 20a . 20b ) as door leaves with a Klemmbe impact ( 10 ), and at least one of the discs ( 20a . 20b ), preferably the cooking chamber facing disc ( 20a ) to the axis of rotation ( 19 ) is rotatable for cleaning purposes. Cooking appliance according to claim 16 or 17, characterized by at least one hinge holder ( 32 . 32 ' ), in particular comprising at least one door holding plate or a door holding bracket and / or arranged in the region of a wall of the housing ( 30 ). Cooking appliance according to one of claims 16 to 18, characterized by at least one seal running along the side wall ( 35 ), to which the cooking chamber facing door leaf ( 20a ) rests in a closed cooking space, the seal ( 35 ) preferably in a closed cooking chamber adjacent to the clamping fitting ( 10 ) and / or comprises silicone.