EP1088949A2 - Device for connecting articles in door-, furniture-, glass- or handrail-constructions - Google Patents

Abstract

A fitting joins especially the elongated tubular components making up a balcony railing, stair hand rails or similar structure. The fitting consists essentially of two bushes, a first with an outer thread and a second with an inner thread, by means of which their position may be adjusted with respect to each other. One bush is especially cup-shaped.

Description

The invention relates to a device for connecting Objects in door, furniture, glass or railing construction, such as Decorative rods, pipes, handrails, handle bars, glass panes, Holders for these objects, such as pressing parts, Pin parts, thread inserts, guide parts, sleeves or the like, with each other or with other objects, such as Wall, house wall, step, cheek or the like, where the device at least a first and a second over corresponding thread means in engagement with each other has standing components by relative rotation are axially adjustable to each other, and the one component other component at least over an axial portion Kind of a sleeve, cup-shaped receptacle or the like spreads.

Such a device is for example from the DE 195 06 712 A1 known. In this document on the state of the Technology is a rung between the stairs and handrail of a railing is disclosed. The rung is there from two mutually adjustable parts with which the Length of the rung is adjustable. One joint at least one part also allows the angle of the rung to be adjusted regarding the handrail.

In contrast, the invention is based on the object Device for connecting with the features mentioned above to create a connection with no visible Fasteners is possible, and with the particular the manufacturing or processing effort is reduced is.

This task is the device with the above mentioned features essentially solved in that one of the components by means of the twist with its thread means can be screwed onto thread means, the others Thread means preferred on the object to be connected are arranged.

This measure turns a component into a simple definition of the object to be connected guaranteed, being visible, necessary for connection Elements such as threads, screw heads, split pins or the like are not visible. Continue doing this Type of connection, especially in the area of Railing attachment for stainless steel railings welding, grinding and and polishing after connecting the Railings in the house area are not required.

According to a first advantageous embodiment of the invention is the first component to be connected to the first Item connected in particular by screwing, whereby the second component with the second the thread means having object is screwed.

The first and / or second have a particular advantage Component an essentially circular cylindrical outer wall on, so that the components rather than rods, pipes or the like and not be recognized as a screwing means.

According to another advantageous embodiment of the invention is the one end region of the second component in one Pot-shaped fit of a rosette added. Because of this measure will be a clean conclusion, for example reached between a wall and the second component, whereby to take into account that this second component for manufacturing the connection to the screw fastened in the wall is to be determined.

The first and second component advantageously have the Thread means internal thread and stand with a third Corresponding external thread, such as threaded rod, Grub screw, grub screw or the like, in engagement.

Furthermore, it has proven advantageous that the third Component, possibly including a nut, Screw, set of threads or the like the first object connects to the first component, for example by Screwing or jamming.

The partial area has at least one advantage such an axial length that is greater than the axial Adjustment range of one component when screwing onto the Thread means.

Furthermore, it has proven advantageous that all Thread means of the components either as an internal thread or as External threads are formed, and after completion of the Connection of the components with external thread in chambers, Cavities, inside the object to be fastened or the like are included.

The components are advantageously made of metal, preferably Stainless steel.

Furthermore, it offers another solution for the Device with the features mentioned above that first component of a clamping or screwing connection of the second component with the first object to be connected serves, with the first component a second object is connected by screwing and the first component after Completion of the connection in the second component and / or the first and / or second object and / or one Cap with blind hole is added.

This device has the advantage that the first component for one takes on two functions of the connection and the other is not visible after establishing the connection. Hereby the connection is simplified and a Processing of the objects to be connected after manufacture the connection, such as grinding or polishing from now on Avoid weld connections that are no longer required.

The first component is a threaded rod, pin, Set screw or the like and trained in one Threaded hole of the second component turned in a Cross hole, especially through hole or blind hole for Picking up an object to be connected, such as a filling stick, Pipe, pin, holder, pressing part or the like opens.

The cap is advantageous in terms of outside diameter and / or cross section and / or material essentially trained to the second component.

According to another advantageous embodiment, the cap and second component with an edge section in each case Countersink of the second object added.

Furthermore, it has proven advantageous that between Cap and second object or component and second item spacers with regard to Outside diameter and / or cross section and / or material in substantially the same training are arranged.

Furthermore, it is suitable for the device with the inputs mentioned features for another solution that the first component is an end plug for a pipe with a essential axial threaded hole and the second component a screw, such as a threaded rod, pin, grub screw or is the same when screwing into the threaded hole at least one, preferably two or more, transverse to Threaded bore in the receptacles are slidably mounted radially outward for clamping fixing of the End plug moves on the inner wall of the tube.

This measure makes a connection of Objects reached, the actual Lanyards are not visible from the outside. Be too through these measures, the otherwise required Reworking, such as polishing, grinding or the like Welded joints avoided.

The end plug advantageously has an outer, encircling ring wall that ends the wall of the tube spreads. This will make it cleaner, more seamless Ensure the end plug on the pipe.

Furthermore, it has proven to be advantageous that the mutually abutting end sections of the clamping pin and screw for the radial spreading of the clamping pins have a corresponding truncated cone shape or the like, the inclined surfaces are preferably inclined by approximately 45. This measure ensures that the End plug guaranteed on the pipe.

Finally, it proves extremely advantageous that the second component, the screw or the like, for Screwing other components on the plug. For example, a sleeve part or the like can be used for this purpose Component be provided.

Further goals, advantages, features and possible applications of the present invention result from the following Description of the embodiments. Thereby everyone described and / or illustrated features for the object itself or in any meaningful combination of the present invention, regardless of its Summary in the claims or their relationship.

Figur 1

ein Ausführungsbeispiel einer verdeckten Verschraubung für Zierstäbe, teilweise geschnitten,

Figur 2

das Führungsteil der Figur 1, geschnitten,

Figur 3

das Hülsenteil der Figur 1, geschnitten,

Figur 4

die Rosette der Figur 1, geschnitten,

Figur 5

ein Ausführungsbeispiel einer verdeckten Verschraubung für Rohre, teilweise geschnitten,

Figur 6

die Einnietmutter der Figur 5, geschnitten,

Figur 7

das Anpreßteil der Figur 5, teilweise geschnitten,

Figur 8

den Gewindeeinsatz der Figur 5, geschnitten,

Figur 9

das Hülsenteil der Figur 5, geschnitten,

Figur 10

die Rosette der Figur 5, geschnitten,

Figur 11

ein Ausführungsbeispiel einer verdeckten Verschraubung für Handlaufhalterungen, teilweise geschnitten,

Figur 12

ein Ausführungsbeispiel einer verdeckten Griffstangenhalterung, teilweise geschnitten,

Figur 13

ein Ausführungsbeispiel eines stufenlos verstellbaren Wandhalters mit verdeckter Verschraubung, teilweise geschnitten,

Figur 14

ein Ausführungsbeispiel eines Rohrabschlußstopfens mit verdeckter Verschraubung für Handlaufhalterung, teilweise geschnitten,

Figur 15

ein Ausführungsbeispiel einer verdeckten Glashalterverschraubung, teilweise geschnitten und

Figur 16

ein Ausführungsbeispiel einer verdeckten Systemverschraubung Geländer-Handlauf, teilweise geschnitten.

Show it:

Figure 1

an embodiment of a concealed screw connection for decorative rods, partially cut,

Figure 2

the guide part of Figure 1, cut,

Figure 3

the sleeve part of Figure 1, cut,

Figure 4

the rosette of Figure 1, cut,

Figure 5

an embodiment of a concealed screw connection for pipes, partially cut,

Figure 6

the rivet nut of Figure 5, cut,

Figure 7

5, partially cut,

Figure 8

the thread insert of Figure 5, cut,

Figure 9

the sleeve part of Figure 5, cut,

Figure 10

the rosette of Figure 5, cut,

Figure 11

an embodiment of a concealed screw connection for handrail brackets, partially cut,

Figure 12

an embodiment of a hidden handle bar holder, partially cut,

Figure 13

an embodiment of a continuously adjustable wall bracket with hidden screw connection, partially cut,

Figure 14

an embodiment of a pipe end plug with concealed screw connection for handrail bracket, partially cut,

Figure 15

an embodiment of a concealed glass holder screw connection, partially cut and

Figure 16

an embodiment of a concealed screw system railing handrail, partially cut.

The device 10 shown in Figure 1 for connecting Objects 12, 14 in door, furniture, glass or railing construction has at least two via corresponding thread means 24, 26 mutually engaging components. The components are used in particular to connect decorative rods, tubes, Handrails, handles, glass panes, brackets for these Objects such as pressing parts, pin parts, thread inserts, Guide parts and the like, these items with each other or with other objects, such as one Wall, a house wall, a step or a stair string can be connected. The two engaged with each other standing components are axial due to relative rotation adjustable to each other, one component the other Component at least over an axial section according to Art a sleeve 28, cup-shaped receptacle or the like spreads. One of the components is by means of the Twist with its thread 24, 26 on thread 30 screwed, the thread means 30 on the connecting object 14 are arranged.

In the exemplary embodiment in FIG. 1, a decorative rod 16 is included connected to a wall 18. For this purpose, the decorative rod 16 by the Bore of the guide part 40 inserted. By means of the screw 36, in particular a grub screw in a threaded bore of the guide part 40, the decorative rod 16 is clamped. Then the sleeve part 42 is in the guide part 40 screw 36 screwed in as far as it will go. Here is the upper web of the sleeve 28 in a circumferential annular groove 22 on Guide part added. Then the free end of the Sleeve part 42 of the rosette 34 attached. In the wall 18 is by means of a dowel 32 which also preferably as Set screw trained screw 38 attached. The Sleeve part 42 is now with its threaded bore of the screw 38 and by turning the screw 38 clockwise screwed on, where the sleeve part 42 relative to the Guide part 40 moves. In Figure 1, the end position of the Sleeve part 42 shown. In the screwed state of the All threads and other devices are for Connection required construction parts covered. To the one of these concealed screw connections has a high quality Look on. On the other hand, this is an assembly for example one made of stainless steel or the like existing handrail or a banister without performing welding and polishing work during or after the connection has been made.

For clarification, guide part 40, sleeve part 42 and Rosette 34 of the embodiment of Figure 1 in the figures 2, 3 and 4 shown in section.

In the embodiment of Figures 5 to 10 is a hidden one Screw connection for pipes shown, with pipe 44 with for example a wall 18 is connected. The pressing part 50 is by the screw 48 by means of the rivet nut 46 in the Screwed tube 44. For example, the pipe act as a front door pull handle or the like. there the head of the screw 48 lies against an inner shoulder or a step of the pressing part 50. Then becomes by screwing in the threaded insert 52 for the head the screw 48 required large internal dimensions of the central Bore through the pressing part 50 reduced. By then screwing in the screw 36, for example one Grub screw, will guide and mount the sleeve part 42 reached. It is understood that the screw 36 and the Screw 48 also by a grub screw or the like can be replaced, in which case the pressing part 50 by means of a nut screwed onto the grub screw that holds the Function of the head of the screw 48 replaced with the tube 44 can be braced. Then the sleeve part 42 to screwed onto the screw 36 until it stops in the contact part 50, the rosette 34 plugged in and again through the sleeve part Right turn on the previously in the wall 18 or door or similarly fastened dowels 32 with grub screw 38 screwed. Even with this type of attachment optimal, invisible screw connection achieved because the sleeve 28th of the sleeve part 42, the pressing part 50 before and after Completion of the screw connection covered. The sleeve part 42 preferably has an im in all embodiments essential circular cylindrical outer wall on and closes the view inside the screw connection, whereby also the actual function of the sleeve part 42 as Connection or screwing element to the outside is not is recognizable. The shown in Figures 6 to 10 Sectional representations of the individual components of Figure 5 serve a better explanation of the components used.

Another embodiment of a covert The screw connection for handrail brackets is shown in Figure 11 shown, with here, for example, a wooden handrail 54 various components with, for example, a wall 18 connected is. The assembly proceeds as follows:

An anchor 56 is inserted into a hole in the wooden handrail 54 used and a screw 58, for example one Set screw, a grub screw or the like in the dowel 56 turned. Then the pressing part 60 on the Screw 58 attached and the pin part 62 of the screw 58 turned up until a front shoulder of the pin part against one Presses ring wall of the pressing part 60 and the pressing part 60 with braced the wooden handrail 54. The pin part 62 has one rear, rod-like approach on that in a hole of the guide part 64 is inserted. In an inner Threaded bore of the guide part 64 is, for example Screw 6b, such as grub screw or the like, with the pin part 62 on the guide part 64 by screwing it in can be clamped. In this hole the further, preferably also designed as a grub screw Screw 36 screwed, on which the sleeve part 42 to Stop is turned up. It is understood that the screws 36, 66 can also be formed in one piece.

Then the rosette 34 is again on the free End portion of the sleeve part 42 placed and this Sleeve part by turning clockwise with the one in the Wall 18 or the like fixed by means of the dowel 32 Screws 38 connected. Against this previous examples somewhat more complex device for Connecting objects are all screw connections covered so that the entire device is extremely leaves a high-quality visual impression. Furthermore, the already mentioned advantages also with this device achievable.

A further exemplary embodiment is shown in FIG Device for concealed handle bar holder reproduced. Here, a handle bar 68 in turn for example on a wall 18, a door or the like fixed. The rivet nut 76 is in the handle bar 68 attached and then the pressure member 74 by means of the screw 32nd fixed to the handle bar 68. Then that will Contact part in a blind hole in the guide part pushed, the pressing member 74 by means of a transverse to Blind hole and a threaded hole screwed screw 36 jamming in the blind hole is set. This screw 36 will again Screwed sleeve part 42 up to the stop and then through Turn clockwise on the screw 38, which by means of the plug 32 in the wall 18 or the like is fixed.

The embodiment of Figure 13 shows a continuously adjustable wall bracket to fix a tube 78 or a post, for example on a stair string 84. With Reference number 86 schematically indicates a step. The tube becomes essentially identical by means of two trained fasteners on the stair string 84 fixed. For this purpose, the dowels 32 are inserted into the stair string 84 inserted and the setscrew 80 screwed into the dowel 32. The rosette 34 is then placed on the threaded pin 80 and the sleeve part 42 is unscrewed. Then the Threaded sleeve 82 also up to the stop on the Set screw 80 turned on, the sleeve 28 of the sleeve part 40 engages over the threaded nut 82. Then the in 13 left spacers 42 placed and the tube 78 placed on the grub screws. It is understood that the Spacers 92 for tubes 78 with a rectangular cross section can be omitted. After the right in Figure 13, the Round tube adapted spacers 92 also on the Set screws 80 are placed, the screw connection completed by putting on the caps 90. The caps 90 have a threaded blind hole and tighten after Tighten the pipe 78 via the grub screw 80 with the Stair stringer 84. On the lower end portion of tube 78 a pipe end piece 88 is placed at the end. Before the Completing the screw connection using the caps 90 will Pipe 78 by adjusting the threaded sleeves 82 accordingly exactly aligned.

In the exemplary embodiment in FIG. 14, a Pipe plug with concealed screw connection for the Handrail bracket shown. For this a rivet nut is used 98 riveted into the tube 94 for the handrail and the Screw 100 screwed in. Then the pressing part 104 slipped onto the screw 100 and by means of the nut 102 clamped with the tube 94. On the free end section of the Screw 100 becomes the sleeve part 42 with its internal thread screwed in as far as it will go. The sleeve 28 overlaps the Pressing part 104, the sleeve part 42. After the end plug 106 is plugged onto the tube 96, so that the outer ring wall 114 overlaps the free end portion of the tube 96, the Screw 38 into the central bore of the end plug 106 screwed in so that the transverse to this hole in the End plug 106 radially displaceable clamping pins 108, 110 are pressed radially outward and the inner wall 112 of the tube 96 by clamping. The screw 38 at its end facing the clamping pins 108, 110 as well like the clamping pins 108, 110 itself, a truncated cone shape 116 on. After clamping the end plug 106 to the free The end of the tube 96 is the sleeve part 42 by turning to the right on the end protruding from the end plug 106 Screw 38 unscrewed, the sleeve part 42 partially in axial direction from the sleeve 28 of the pressing part 104 is pushed out.

The embodiment of Figure 15 shows a covert Glass holder screw connection, for example for as Glass panes serving as banisters 118. On the post 120 a rivet nut 120 is attached, then the Contact 124 which is screwed into the rivet nut 122 Screw 126 attached. On the free end of this screw 126, which is arranged within the bore of the pressing part 124 is the pin part 128 with its internal thread turned up. On the free pin-like approach of the pin part 128, the guide part 132 is attached with its bore and clamped on the pin part 128 by means of the screw 130 fixed. The guide member 132 is Tolerance compensation laterally adjustable on the pin part 128. Then on the ring wall of the pin part 132 Glass pane 118 plugged in and by means of the cap 134, which is screwed onto the free end of screw 130, secured. The cap 134 has a threaded blind hole and lies below the glass pane 118, if necessary Interposition of spring elements.

Figure 16 shows an embodiment of a covert System screwing of a railing with a handrail. Here, a tube 136, which serves as a handrail, with a pipe 158, for example a post or the like, connected by means of a concealed screw connection. More specifically the pressing part 142 by means of the rivet nut 138 and screw 140 and the threaded insert 144, which on the free end of the Screw 140 is screwed on. The two Guide parts 146 with their holes Threaded insert attached, by means of in the guide parts 146 screwed-in screws 154 with the threaded insert 144 connected and then the screws 154 through the Bores of the pipe 158 inserted and by means of Caps 152 with blind holes with the pipe 158 screwed. The filler rods 150 are by means of Guide parts 148 and the screws 156 clamped, then through the free ends of the screws 156 corresponding holes in the pipe 158 inserted and be fixed to the pipe by means of the caps 152.

These embodiments are evidence that such Connecting devices for railings and the like not have visible screw connection and the advantage have that in conventional connecting devices required welding, grinding and polishing work in Connection area can be omitted. Furthermore, they are Connection device kept in a modern design and visually appealing for the user.

Reference list

10th

- Contraption

12th

- 1st object

14

- 2nd object

16

- Decorative stick

18th

- wall

22

- ring groove

24th

- Thread means

26

- Thread means

28

- sleeve

30th

- Thread means

32

- dowels

34

- rosette

36

- screw

38

- screw

40

- guide part

42

- sleeve part

44

- Pipe

46

- rivet nut

48

- screw

50

- pressing part

52

- thread insert

54

- wooden handrail

56

- dowels

58

- screw

60

- pressing part

62

- pin part

64

- guide part

66

- screw

68

- Handlebar

70

- guide part

72

- screw

74

- pressing part

76

- rivet nut

78

- Pipe

80

- grub screw

82

- threaded nut

84

- cheek of stairs

86

- Step

88

- pipe end piece

90

- spacer

94

- Pipe

96

- Pipe

98

- rivet nut

100

- screw

102

- Mother

104

- pressing part

106

- plug

108

- clamping pin

110

- clamping pin

112

- inner wall

114

- ring wall

116

- truncated cone shape

118

- glass pane

120

- Post

122

- rivet nut

124

- pressing part

126

- screw

128

- pin part

130

- screw

132

- guide part

134

- cap

136

- Pipe

138

- rivet nut

140

- screw

142

- pressing part

144

- thread insert

146

- guide part

148

- guide part

150

- Filling stick

152

- cap

154

- screw

156

- screw

158

- Pipe

Claims (9)

Device (10) for connecting objects (12, 14) in the Door, furniture, glass or railing construction, such as decorative rods, pipes, Handrails, handles, glass panes, brackets for these Objects such as pressing parts, pin parts, thread inserts, Guide parts, sleeves or the like, with each other or with other objects, such as wall, house wall, step, cheek or the like, the device (10) at least a first and a second, about corresponding thread means (24, 26) with each other in Has engaging components by relative Twist axially adjustable, and one Component the other component at least over an axial Section in the manner of a sleeve (28), pot-shaped receptacle or the like, characterized in that one of the components by twisting it with its Thread means (24, 26) can be screwed onto thread means (30) , wherein the thread means (30) on the to be connected Object (14) are arranged. Apparatus according to claim 1, characterized in that the first component with the first object to be connected (12), in particular is connected by screwing and that second component with the second, the thread means (30) having object (14) is screwed. Device according to one of claims 1 or 2, characterized characterized in that the first and / or second component a have essentially a circular cylindrical outer wall .. Device according to one of the preceding claims, characterized characterized in that the one end region of the second component in a cup-shaped fit of a rosette (34) is. Device according to one of the preceding claims, characterized characterized in that the first and second component as Thread means (24, 26) have an internal thread and with a Component with a corresponding external thread, such as Threaded rod, grub screw, grub screw or the like, are engaged. Device according to one of the preceding claims, characterized characterized in that the component with a corresponding External thread, possibly including a Nut, screw, threaded insert (52) or the like connects the first object (12) to the first component, for example by screwing or jamming. Device according to one of the preceding claims, characterized characterized in that the sub-area at least one has axial length that is greater than the axial Adjustment range of one component when screwing onto the Thread means (30). Device according to one of the preceding claims, characterized characterized in that all thread means (24, 26, 30) of the Components either as an internal thread or as an external thread are formed, after completion of the connection the components with external thread in chambers, cavities, in Inside the objects (12, 14) or the like are included. Device according to one of the preceding claims, characterized characterized in that the components made of metal, preferred Stainless steel.

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