CN104271862A

CN104271862A - Fitting

Info

Publication number: CN104271862A
Application number: CN201380022864.7A
Authority: CN
Inventors: 弗兰克·诺尔特
Original assignee: Hettich Heinze GmbH and Co KG
Current assignee: Hettich Heinze GmbH and Co KG
Priority date: 2012-04-30
Filing date: 2013-04-26
Publication date: 2015-01-07
Also published as: WO2013164266A1; EP2844814A1; DE102012103780A1; KR20150016286A; RU2014142936A; JP2015519490A

Abstract

The invention relates to a fitting (4), in particular for a sliding door (3), comprising a rail (5), in which a carriage (10) is movably retained by means of spaced rollers (11), to which carriage a sliding door (3) can be fastened, wherein the fitting (4) has an elongated housing (13) having a self-retraction mechanism having a carrier preloaded by a spring (18), which carrier can be moved along a guide track (14), wherein at least one supporting element (17) that can be moved along the rail (5) is provided on the housing (13) in a middle area. Bending of the housing (13) within the rail (5) can thereby be largely avoided.

Description

Accessory

Technical field

The present invention relates to a kind of accessory, be particularly useful for the accessory of sliding door, this accessory comprises track, bracket is by the roller at interval can the mode of movement remain in described track, and sliding door can be fastened on described bracket, wherein, described accessory has elongated shell, described shell has self-retracting mechanism, and described self-retracting mechanism has the carrier by spring prestretched, and described carrier can move along guide rail.

Background technology

DE 20 2,010 013 034 discloses a kind of accessory for sliding door, and wherein, bracket is connected to shell by self-retracting mechanism.Self-retracting mechanism comprises carrier, and this carrier can move along guide rail, and can engage with fixed stop, sliding door is moved to fastening position by the power of the spring of self-retracting mechanism afterwards.Problem is, such in the accessory of sliding door, the spring of self-retracting mechanism can make the housing flexure be mainly made of plastics, and especially when limited free space, may cause the grinding noise between shell and track.Therefore, shell must be arranged on distance surrounding track distance quite far away.

WO 2009/076785 discloses a kind of accessory for sliding door, and wherein, shell passes through self-retracting organization establishes between bracket and roller.In this case, self-retracting mechanism also can make housing flexure, makes to occur above-mentioned defect.

Summary of the invention

Therefore the object of this invention is to provide a kind of accessory, it allows the accurate guiding of elongate housing, and substantially prevents the distortion that caused by the spring of self-retracting mechanism.

This object is achieved by the accessory of the feature with claim 1.

According to the present invention, at least one can be arranged on along the supporting element of rail moving in the zone line on shell, and this supporting element provides the support of shell in zone line.This prevent the overbending of shell, and avoid unexpected grinding noise.

Supporting element preferably substantially Central places be arranged between two exterior roller on shell, between two rollers being particularly arranged on the relative face end of shell, wherein, the bearing of a roller or a pair roller also can be arranged on known bracket.Supporting element is arranged on shell in the mode that can rotate, and preferably, supporting element can comprise at least one roller.At supporting element along during track traveling process, noise of advancing can be reduced to Min. thus.At least one roller of supporting element can have the diameter less than roller, to obtain compact structure, and miscellaneous part, the spring of such as self-retracting mechanism can be arranged on adjacent support element place.For the object of stable support, supporting element can comprise two rollers, and these two rollers can enclose and pivot, and are installed on shell.

Supporting element can be placed on the upside of track.Roller supporting is on the bottom side of track on the other hand, and make when shell upwards partially bent, supporting element prevents the upper area of housing contacts track.

According to an embodiment of the invention, the mode that described track is U-shaped with its cross section is arranged, and inwardly towards plate be arranged on the supporting leg of U-shaped, the runway for roller is formed onboard.Runway can be configured to inside declivity, preferably with respect to the horizontal plane between 10 ° to 30 °, the particularly angle of 15 ° to 25 °.When masterpiece is on the roller guided on runway, therefore can produce centering, this is because roller is centered by the runway of declivity.In addition, roller, not only by the gravity load of sliding door, also by the reaction force load be pressed in by roller on runway of supporting element, makes supporting element also produce shell centering.In join domain between the supporting leg that one or more rollers of supporting element are preferably located at U-rail.

In order to realize special compact structure, the spring of self-retracting mechanism is arranged in the bottom section of the runway of the adjacent tracks of shell.Because the inclined triton of shell is crossed supporting element and is prevented from, therefore spring can depart from center setting in the enclosure.It is width or at least five times highly that shell can be set to length, is in particular octuple, to provide the elongated structure that can arrange in orbit.In order to prevent violent impact noise, self-retracting mechanism can be equipped with damper.Preferably damper is set up in the enclosure, and is attached to the carrier of self-retracting mechanism.

Accompanying drawing explanation

By reference to the embodiment shown in accompanying drawing, below present invention will be described in more detail, wherein:

Fig. 1 illustrates the phantom drawing of the accessory being in installation site;

Fig. 2 illustrates the sectional view of the accessory of Fig. 1;

Fig. 3 illustrates the lateral view of the accessory of Fig. 2;

Fig. 4 illustrates the partial sectional view of the accessory of Fig. 3; And

Fig. 5 illustrates the view without the accessory of surrounding track of Fig. 3.

Detailed description of the invention

The a piece of furniture 1 schematically shown in FIG comprises the only Furniture Body 2 shown in part, and in this Furniture Body 2, sliding door 3 is suspended on top board.By accessory 4, sliding door 3 is movably mounted, and wherein, also can arrange several sliding door 3 in Furniture Body 2.

Fig. 2 illustrates accessory 4 with sectional view.Accessory 4 comprises track 5, and this track 5 cross section is U-shaped, and is fixed in the groove in Furniture Body 2.Track 5 comprises connecting portion 6, and on this connecting portion 6, supporting leg 7 vertically extends in a downward direction substantially.Inwardly towards plate 8 be arranged on end on supporting leg 7, this plate 8 is formed the runway 24 being used for roller 11.Outwardly facing bar 9 be also arranged on supporting leg 7, this bar is placed on the bottom side of the top board of Furniture Body 2, and forms block.

Accessory 4 also comprises bracket 10, and this bracket 10 is kept on the rail 5 movably by the roller 11 arranged in pairs.Sliding door 3 is suspended on bracket 10 at least partly.

Runway on plate 8 is inclined relative to horizontal angle [alpha], and this angle [alpha] is preferably arranged in the scope between 10 ° and 30 °, is especially arranged on 15 ° to 20 °.Runway 24 inwardly declivity, and roller 11 has the profile of applicable runway 24, make as on the axial direction of roller 11 see, internal circumference is greater than exterior periphery, and the contiguous supporting leg 7 of this exterior periphery is arranged.

Fig. 3 and Fig. 4 illustrates accessory 4 with lateral view, wherein, with sectional view, track 5 is shown.Accessory 4 comprises shell 13, and the guide rail 14 for the carrier of self-retracting mechanism is arranged on this shell 13.Carrier can move on the longitudinal direction of shell 13 and track 5 along guide rail 14, and can be locked in the crooked end 15 of guide rail 14.Carrier is also by spring 18 prestretched in the closing direction, and wherein, according to Fig. 4, spring 18 is fixed on shell 13 in the end 19 in left side by contiguous roller 11.The other end 20 of spring 18 is fixed on carrier (not shown).

Shell 13 is connected to bracket 10 by Connection Element 16, and this bracket 10 comprises two pair rollers 11, and the framework with the pin 12 stretched out downwards is arranged between this two pair roller, and sliding door 3 is suspended on this pin 12.Shell 13 is arranged on a middle pair roller 11 and thus between a pair roller 11 in left side.

Spring 18 (being set to tension spring) prestretched is at the sliding door of fastening position.For this purpose, carrier and pulling together at the fixed stop (not shown) that fastening position engages with carrier, makes by shell 13 and bracket 10, spring 18 prestretched sliding door 3 to fastening position.In order to open, then pulled in the direction of the opening by sliding door, this result is that carrier is dynamic along guide rail 14 from end movement, and mobile until crooked end 15, make fixed stop from the joint of carrier spin off, then sliding door can move freely along rail 5.During closing process again, carrier arrives the fixed stop place together with shell 13, and fixed stop unties carrier from crooked end 15, and the force edge rail 14 allowing carrier to pass through spring 18 is shifted until hold position.In order to brake sliding door before arrival fastening position, damper 21 is also provided, it is set to fluid damper, such as gas damper or silica gel damper, and comprise moveable piston rod 22, the shell neutralization that this piston rod 22 can be advanced to damper 21 pulls out from the shell of damper 21.Connection element 23 is arranged on piston rod 22, and this connection element is fixed to carrier.Damper 21 works to side substantially, that is, damper 21 brake sliding door 3 in the closing direction, but the smooth motion of damper 21 is fine in the direction of the opening.

The partially bent of housing 13 may be there is, because spring 18 for good and all load shell 13, no matter whether carrier is arranged on the end position of guide rail 14 or is arranged on the latched position of end 15.Described partially bent in order to prevent, supporting element 17 is arranged in the zone line of shell 13, and between the roller 11 of the outside on the relative face end of shell 13, this supporting element is arranged on the bend 6 of track 5 movably.Therefore shell 13 song partially is in an upward direction prevented.

Fig. 5 illustrates the bracket 10 and shell 13 without track 5.Supporting element 17 is formed by two rollers, and these two rollers are connected to each other by total axle.Then, this axle can be installed in two wall portion of shell 13, and is such as fixed with lock mode.The mode that shell 13 is U-shaped substantially with its cross section is arranged, and therefore forms the container being used for damper 21 and self-retracting mechanism.The wall portion of the shell 13 be made of plastics is formed the guide rail 14 for carrier.The spring 18 of self-retracting mechanism is arranged in the bottom section of shell 13, and this bottom section is arranged on the plate 8 of the contiguous runway 24 of track 5.

When bracket 10 load has the gravity of sliding door 3, gravity G1 acts on bracket 10, and this gravity passes through four rolling 11 by basic absorption.Roller 11 is maintained on the runway 24 on plate 8, and wherein, power F1 acts on working surface, and due to runway 24 inclination with respect to the horizontal plane, therefore this power points to outside obliquely, and can be broken down into vertical force V1 and horizontal force H1.Because relative roller 11 has the horizontal force H1 of identical inside sensing, therefore these power cancel each other on bracket 10.Therefore gravity G1 is distributed into power V1 by four rolling 11.

Be arranged on relative open side and be arranged on the roller 11 on shell 13, under gravity load, it is carried on runway 24 with power F2, and this power is broken down into vertical force V2 and horizontal force H2.Because the plate 8 on runway 24 tilts in a different direction, therefore the horizontal force H2 of two rollers 11 cancels out each other.

If due to the power of spring 18, shell 13 is bending, and shell 13 is mounted with supporting element 17, then the supporting element 17 being configured to roller is pressed on the connecting portion 6 of track 5 by power G2.Shell 13 thus be pressed downwardly, the pair roller 11 making part power G2 be arranged on open side absorbs, but other power are absorbed by the four rolling 11 on bracket 10.No matter the size of G2, because runway 24 has the structure of inclination, therefore this power determination shell 13 is built in center at track 5.

In the embodiment shown, by Connection Element 16, shell 13 is attached to bracket 10.Obviously also can be incorporated in shell 13 by bracket 10, wherein, also can provide only two to or be greater than three pair rollers 11 with substitute three pair rollers 11.In addition, also a roller can only be provided in the upside of shell 13 as supporting element 17 with alternative pair of rolls.Such as also be built in center in order to be provided in upper area housing 13 at track 5, roller also can be placed on the tilting zone of track 5, is placed on the upper level connecting portion 6 of track 5 to substitute.

Accessory 4 is particularly suitable for the sliding door in cupboard, but also can be used for other objects, in other objects, keeps sliding members movably along track 5.

Reference numerals list

1 furniture

2 Furniture Body

3 sliding doors

4 accessories

5 tracks

6 connecting portions

7 supporting legs

8 plates

9 bars

10 brackets

11 rollers

12 pins

13 shells

14 guide rails

15 ends

16 Connection Elements

17 supporting elements

18 springs

19 ends

20 ends

21 dampers

22 piston rods

23 connection elements

24 runways

α angle

F1 power

F2 power

G1 gravity

G2 power

H1 horizontal force

H2 horizontal force

V1 vertical force

V2 vertical force

Claims

1. one kind is particularly useful for the accessory (4) of sliding door (3), described accessory (4) comprises track (5), bracket (10) by the roller (11) at interval can the mode of movement remain in described track (5), sliding door (3) can be fastened on described bracket, wherein, described accessory (4) has elongated shell (13), described shell (13) has self-retracting mechanism, described self-retracting mechanism has the carrier by spring (18) prestretched, described carrier can be mobile along guide rail (14), it is characterized in that, at least one can be arranged in the zone line on described shell (13) along the supporting element (17) of described track (5) movement.

2. accessory according to claim 1, is characterized in that, described supporting element (17) is arranged between two exterior roller (11) on described shell (13) in the mode at center substantially.

3. accessory according to claim 1 and 2, is characterized in that, described supporting element (17) is arranged on described shell (13) in the mode that can rotate.

4. accessory according to claim 3, is characterized in that, described supporting element (17) comprises at least one roller.

5. accessory according to claim 4, is characterized in that, at least one roller described has the diameter less than described roller (11).

6. the accessory according to claim 4 or 5, is characterized in that, described supporting element (17) comprises two rollers arranged in the mode that can rotate around axle.

7. according to accessory in any one of the preceding claims wherein, it is characterized in that, described supporting element (17) is placed on the upside of described track (5).

8. according to accessory in any one of the preceding claims wherein, it is characterized in that, described track (5) is arranged in the mode that its cross section is U-shaped, and inwardly towards plate (8) be arranged on the supporting leg (7) of described U-shaped, the runway (24) for described roller (11) is arranged on described plate (8).

9. accessory according to claim 8, is characterized in that, described runway (24) is arranged to inside declivity, the angle (α) between being preferably with respect to the horizontal plane 10 ° to 30 °, particularly between 15 ° to 25 °.

10. accessory according to claim 8 or claim 9, is characterized in that, on the join domain (6) between the described supporting leg (7) that at least one roller described of described supporting element (17) is placed in described U-shaped.

11. according to accessory in any one of the preceding claims wherein, it is characterized in that, described spring (18) is arranged in the bottom section of the described runway (24) of the described track of vicinity (5) of described shell (13).

12., according to accessory in any one of the preceding claims wherein, is characterized in that, the length of described shell (13) is at least five times of its width, particularly at least octuple.

13., according to accessory in any one of the preceding claims wherein, is characterized in that, described self-retracting mechanism comprises damper (21).

14., according to accessory in any one of the preceding claims wherein, is characterized in that, described shell (13) is made of plastics.