DE102007013438A1 - Fixing device for fixing retaining element in window metal, window sill, plates, pipes and disks, has clamping device with clamping jaw, and has retaining element arranged perpendicularly on clamping device - Google Patents

Abstract

The fixing device has a clamping device with a clamping jaw, and has a retaining element arranged perpendicularly on the clamping device. The holding pipe is fixed on the upper free end of the retaining element in adjustable manner. The fixing device has a molded expanded element (2) in wedge form and a detached clamping element (3) with operative connection. The expanded element and the clamping element are connected together over a screwed connection.

Description

The The invention relates to a versatile fastening device from holding elements to window panels, window sills and other plates, on pipes, rails and the like. After the generic term of claim 1.

From the DE 101 32 706 64 For example, a flower box mount for attachment to a window panel is known which is latched within the U-shaped profile of opposite Fensterblechendstücken. Here, the slotted designed tail of a jaw is pushed apart by a laterally disposed expansion screw. The jaws each have a perpendicularly arranged retaining element on their ends facing away from the window sheet. At the upper free end of the holding elements, a holding tube is adjustably attached. Although the holder allows secure attachment to a window, but the assembly is somewhat difficult, especially at very low Fensterblechendstücken. In addition, the applications are limited to window panels.

In contrast, It is an object of the present invention, a fastening device specify according to the preamble of claim 1, the very simple in handling and versatile.

The Solution to this problem is inventively by the features specified in claim 1. The dependent claims have advantageous developments of the invention to the content.

The Basic idea of the device according to the invention is in essence, to provide a fastening device, the designed such that with a few turns of each provided Rotating device a particular part, such as rod, Pipe, flat iron, plate or tongue, fastened quickly and stably can be. Possible applications for the fastening device are u. a. Window sheets, window sills or other panels, as well as rods or tubes of any cross-section, rails or also gutters. For pipes, for example, the attachment both on the outside and on the inside. The fastening device according to the invention consists while essentially on the one hand from a spreader and on the other from an associated clamping element. Both parts are designed in this way and arranged that the internally threaded spreader when turning on a screw in conjunction with the associated clamping element in a single operation at the intended Fastening is braced, at the same time also the intended holding element is fixed in its position.

In an intended attachment to the outside of a certain mounting location, such. B. window or sill, the device according to the invention has the following functional elements:
The expansion element is designed beveled on its upper side, wherein the inclination surface extends in the direction of the intended rotary device down. The depending on the purpose straight, concave or angled designed underside of the expansion element is located during installation on the mounting location. The associated clamping element is designed two-fold angled, wherein the upper holding leg, which is in contact with the spreading element, has a desk-shaped bevel corresponding to the spreading element surface. The clamping element points with the free ends of its holding legs in the direction of the respective intended mounting location. The height of the vertical end face of the clamping element is matched to the height and nature of the respective mounting location. But it is also possible to make the vertical part of the clamping element in two parts and a suitable adjustment, for example, screw provided. Thus, the clamping element of the respective height of the mounting location could be adjusted accordingly. The lower leg of the fastening device is designed so that it rests flush either on the underside of the mounting location or - at a downwardly facing edge of the mounting location - includes the edge. If an assembly is provided on the outside of a round tube, then the underside of the expansion element is advantageously designed slightly concave in the middle part or provided with a wedge-shaped recess to prevent slipping. It is also useful in such a case, in addition to make the lower leg of the associated clamping element in the region of the support surface corresponding convex or angled.

In an intended attachment in the inner or on the inner wall surfaces of a pipe, the device according to the invention has the following functional elements:
In the case of a tube with a square or rectangular cross-section, the clamping element has at least two mutually opposite flexible holding legs, which are designed such that they bear against the tube inner wall during the clamping process with their free ends. With its other end, the holding legs are arranged on a solid part of the clamping element. This solid part is provided with a recess through which a threaded rod is guided, at one end of a rotating device is provided. Between this rotating device and the solid part of the clamping element to be fastened holding element is arranged. At the other end of the threaded rod sits the truncated pyramid shaped spreading, the bearing surfaces correspond to the inclination angle of the clamping member Mitteilteils.

at a round tube, the arrangement of expansion element and clamping element is similar. However, in this case, the clamping element has at least three retaining legs on. The associated expansion element is advantageously frustoconical designed.

To the Attaching a specific part or holding element on the front side a pipe is before mounting the part to be fastened on the Threaded rod attached and then the threaded rod screwed into the internal thread of the expansion element. Subsequently the fastening device is inserted into the pipe interior and the proposed rotating device actuated until a rigid clamping is reached.

It It goes without saying that the inventive Fastening device also includes variants, For example, an inverted arrangement of the individual fasteners, and that the invention for many other uses can be redesigned accordingly. So it is u. a. also conceivable to make the fasteners so that the device as a holder for a lightning conductor wire, the outer one Gutter bead is attached, is used. The essential Advantage of the invention over the prior art is Accordingly, in summary, that after placing the fastening device on the respective mounting location or insertion into the same fixed in a single operation, the fastening device and at the same time the intended holding element can be attached.

Further Details and advantages of the present invention will become apparent from the following description of exemplary embodiments based on the drawing.

It shows:

1 a side view with partial section,

2 a side view with partial section,

3 an oblique image representation,

4 an oblique image representation,

5 a side view with partial section,

6 a side view with partial section,

7 a front view,

8th a side view with partial section and

9 a front view.

In the drawing according to 1 is in a sectional view as a mounting location 1 a plate 13 , For example, window sill, shown, to which a fastening device according to the invention is attached. This consists on the one hand of a spreading element 2 with its upper side in the direction of the intended rotary device 5 inclined obliquely downwards. The side surfaces and the front sides are designed vertically. The thus essentially wedge-shaped expansion element 2 is with a parallel to the bottom internal thread 12 Mistake. The underside of the expansion element 2 is horizontal and lies on top of the plate 13 plan on. The associated clamping element 3 is two-fold angled and designed substantially U-shaped, with the two free ends in the direction of the intended mounting location 1 point. The upper, in contact with the spreader 2 standing holding thighs 18 has one of the surface of the expansion element 2 corresponding desk-shaped slope on. The lower holding leg 18 ' is bent at right angles and lies with its top on the underside of the plate 13 at. The middle vertical part of the clamping element 2 is in its upper area with a to perform the threaded rod 4 provided elongated recess 6 Mistake. The threaded rod 4 has at its second end as a turning device 5 the head of a hexagon socket screw or Allen screw. However, it can also be another screw, for example, a thumbscrew or a larger, to be rotated by hand screw provided.

Between this turning device 5 and the clamping element 3 is the retaining element to be fastened 9 , z. As a rod, a flat iron or a tab arranged. The threaded rod 4 is therefore first through the recess 6 ' of the holding element 9 , then through the elongated recess 6 of the clamping element 3 in the internal thread 12 of the expansion element 2 guided.

In the embodiment according to 2 is the intended place of attachment 1 again a plate 13 , The fastening device is as in 1 described, however, is the rotating device 5 in this case as a retaining bracket 14 educated. This headband 14 is part of a flower box holder, with an additional ku at the free end gel-shaped temple end piece 7 is provided. This in turn has a recess 6 '' for holding a handrail and a screw 8th for fixing them on. The headband 14 is angled, with the threaded rod 4 connected shorter part in a longitudinal axis with the threaded rod 4 is located and the longer part advantageously slightly inward toward the intended mounting location 1 is inclined. This causes the diameter of the retaining clip 14 larger than the diameter of the threaded rod 4 and the associated elongated recess 6 , lies the front side of the retaining bracket 14 in the transition area to the threaded rod 4 on the clamping element 3 at.

3 shows two fasteners before mounting at a designated mounting location 1 , in this case a stone windowsill. The essential difference from the embodiment according to 1 lies in that the upper part of the respective clamping element 3 again angled. The free end is inclined downwards. This variant has the additional advantage that when loosening the fastening device, the threaded rod only so far from the expansion element 2 can be unscrewed until this on serving as a resistance projection 15 is applied. An accidental release from each other or an unintentional falling apart of the individual parts of the fastening device can thus be avoided.

In 4 the trained as a flower box holder fastening device according to the invention is shown in the assembled state. In this case, the respective expansion element 2 in cooperation with the associated clamping element 3 at the top and bottom or in the area of the front side of the plate 13 or window sill strained. The two fastening devices are mounted at a certain distance from each other, so that at the two Bügelendstücken 7 arranged handrail 10 the width of the sill is adjusted approximately.

The variant according to 5 corresponds with respect to its design features substantially the embodiments according to 2 . 3 and 4 and is specifically designed for attachment to a window panel 16 educated. As a window 16 usually a right-angled down front edge 17 has, that is the expansion element 2 associated clamping element 3 designed in a special way in its lower area. To the front edge 17 of the window plate 16 to be able to embrace in a suitable manner, is the lower leg 18 of the clamping element 3 extended and bent upwards so that it when pressing the rotating device during the assembly process to the underside of the window plate 16 is pressed and at the same time in the downward facing edge 17 finds an abutment. The slope or inclination of the top of the expansion element 2 and the associated upper part of the clamping element 3 is chosen so that the fastening device in the open position and from the front to the front side of the window plate 16 can be plugged.

The embodiment according to 6 shows as a place of attachment 1 a square pipe 19 in longitudinal section, on the inside of a fastening device according to the invention is mounted. In this case, there is the clamping element 3 from a substantially cuboid or cube-shaped solid part 11 that a recess 6 for receiving the threaded rod 4 having. Following this are two mutually opposite flexibly designed retaining legs 18 arranged. The holding thighs 18 run at a certain angle to the central longitudinal axis of the clamping element 3 obliquely outside. The free ends are in turn designed angled and in such a way that they are approximately parallel to each other. Between these two holding legs 18 is the associated expansion element 2 arranged, which is designed substantially truncated pyramid, wherein in operative connection with the retaining legs 18 of the clamping element 3 standing outer surfaces of the holding legs 18 have corresponding inclination. The threaded rod 4 indicates at its outer, from the intended mounting location 1 groundbreaking end of a rotary device 5 on. This can, as in the example shown from the head of a hexagon socket screw or Allen screw, or from any other screw 8th' consist. Between the screw head and the thread has the threaded rod 4 a recording area 20 on where the element to be fastened is placed. The drawing shows the fastening device in the assembled state.

7 shows a front view of in 6 illustrated embodiment. The fastening device is inside a tube 19 arranged with square cross-section. Here are the two opposite holding leg 18 of the clamping element 3 on two opposite outer sides of the truncated pyramidal expansion element 2 and are with their free ends to each an inner side of the tube 19 pressed. In the middle of the fastening device is designed as a hexagon socket screw turning device 5 arranged.

Instead of the two holding legs shown here 18 may also be a fastening device with a total of four retaining legs 18 be provided, in each case a holding leg 18 on one of the four inner sides of the tube 19 is applied.

In 8th is as a place of attachment 1 a pipe 19 shown with a round cross section in a longitudinal section. The fastening device is as in 7 described designed with the difference that a total of four retaining legs 18 are provided. These holding legs 18 be during assembly by the spreader 2 pressed apart, with the free ends on the inside of the tube 19 issue.

9 shows a front view of in 8th illustrated embodiment. The fastening device has a clamping element 3 with four retaining legs 18 on, which are arranged at right angles to each other, so that in each case two legs 18 opposite each other. The spreading element 2 is frustoconical in this case. The holding thighs 18 lie with their free ends on the inside of the round tube 19 at, wherein the entire fastening device is automatically centered by the assembly process.

The fastening device thus operates as follows and has the following essential advantages and properties:
In a first basic embodiment according to the in 1 and in the 6 to 9 the operating principle shown, the fastening device by means of a consisting of a screw rotating device 5 at the intended place of attachment 1 fixed. In this case, the retaining element to be fastened 9 either factory or by the user in the between the head of the screw 8th' and the vertical middle part of the clamping element 3 located receiving area 20 arranged.

In a second basic embodiment according to the in the 2 to 5 illustrated operating principle meets the rotating device 5 for mounting the fastening device at the same time also the function of a retaining clip 14 , as it can be used for example in a flower box mount. This variant can be factory-made and delivered ready for use.

Before mounting on the outside of a designated mounting location 1 such as a plate 13 , a window 16 or a gutter bead, the fastening device is first brought into a release position, wherein the rotating device 5 is turned to the left. In this case, the expansion element 2 on the threaded rod 4 moved outwardly, wherein the associated clamping element 3 over the slot formed as a slot 6 on the threaded rod 4 can slide down. In this case, the distance between the underside of the expansion element increases 2 and the lower holding leg 18 ' of the clamping element 3 , The fastening device is now on the respective mounting location 1 attached. This can vary depending on the nature of the respective mounting location 1 either from the front or from the side. Subsequently, the turning device 5 turned to the right until a greater resistance indicates that the contact pressure necessary for a firm clamping is reached. It will do so at the top of the attachment site 1 and at the bottom of the upper retaining leg 18 of the clamping element 3 itself supporting wedge-shaped expansion element 2 inside in the direction of the turning device 5 moves, causing the clamping element 3 about his long hole arrangement on the threaded rod 4 is pushed upwards. As a result, the distance between the lower leg 18 ' of the clamping element 3 and the spreader 2 constantly reduced, with the contact pressure on the respective mounting location 1 increased accordingly.

In the variant with the headband 14 as intended turning device 5 is now still so far rotated until the headband 14 is in a vertical position. Because the construction and the material of the clamping element 3 have a certain bending tolerance, this is possible without problems.

Are the headband 14 provided as part of a flower box holder, so now is the intended support rod 10 through the recesses 6 '' the temple end pieces 7 guided and possibly with a screw 8th secured.

Before mounting on the inside of a designated mounting location 1 , such as a pipe 19 or a rail, the fastening device is also first brought into a release position, wherein the rotating device 5 is turned to the left. In this case, the expansion element 2 on the threaded rod 4 moved outwards, wherein the legs under a certain bias 18 of the clamping element 3 slightly inward towards the central longitudinal axis of the clamping element 3 move. Now, the fastening device in the interior of the intended mounting location 1 be introduced. Subsequently, the turning device 5 - here a screw 8th' - Turned to the right, until again indicates a greater resistance that the necessary contact pressure is reached. This is done on the threaded rod 4 screwed spreader 2 in the direction of the turning device 5 too moved, causing the thighs 18 be pressed outward towards the inner wall surface. This clamping process is also a in the receiving area 20 between rotary device 5 or screw 8th' and the front of the clamping element 3 arranged holding element 9 fixed in his position.

In order to bring the respective fastening devices according to the invention for removal in a release position, in turn sufficient turning of the rotating device 5 to the left, causing the instep strength wears off or is completely lifted.

The Fastening device thus fulfills all requirements in terms of ease of use, holding power and possible applications.

1

of attachment

2

spreader

3

clamping element

4

threaded rod

5

rotator

6; 6 '; 6 ''

recess

7

Side-piece

8th; 8th''

screw

9

retaining element

10

Handrail

11

solid part

12

inner thread

13

plate

14

headband

15

head Start

16

window sheet

17

edge

18; 18 '

holding leg

19

pipe

20

reception area

QUOTES INCLUDE IN THE DESCRIPTION

This list The documents listed by the applicant have been automated generated and is solely for better information recorded by the reader. The list is not part of the German Patent or utility model application. The DPMA takes over no liability for any errors or omissions.

Cited patent literature

• - DE 1013270664 [0002]

Claims (11)

Fastening device with a clamping jaws having clamping device and vertically arranged holding elements, at the upper free end of a holding tube is adjustably mounted, characterized by the following features: - The fastening device has a substantially wedge-shaped spreading element ( 2 ) and a clamping element operatively connected thereto ( 3 ) on; - the spreading element ( 2 ) and the clamping element ( 3 ) are connected to one another via a screw connection such that in each case in a single operation in the form of an actuation of the screwing device, the fastening device and at the same time also the retaining element to be fastened ( 9 ) at the intended place of attachment ( 1 ) is fixed or released. Fastening device according to claim 1, characterized in that the screw connection a threaded rod ( 4 ), at the free end of the expansion element ( 2 ) is attached via a corresponding internal thread, and that in the region between the spreader ( 2 ) and the rotary device ( 5 ) the double-angled and substantially U-shaped clamping element ( 3 ) over an elongated vertical recess ( 6 ) on the threaded rod ( 4 ) is movably arranged. Fastening device according to claims 1 and 2, characterized in that upon actuation of the intended rotary device ( 5 ) to the right on its underside plan at the intended mounting location ( 1 ) and at its top in the direction of the rotary device ( 5 ) beveled expansion element ( 2 ) in the direction of the rotary device ( 5 ) is moved. Fastening device according to claims 1 to 3, characterized in that the clamping element ( 3 ) with its upper angled support leg ( 18 ) flush on the chamfered top of the expansion element ( 2 ) rests, during the clamping process by the in the direction of the rotary device ( 5 ) moving spreading element ( 2 ) is pressed upwards, at the same time the lower holding leg ( 18 ' ) of the clamping element ( 2 ) to the underside of the place of attachment ( 1 ) is pressed, so that in cooperation with the support of the expansion element ( 2 ) on the top of the attachment site ( 1 ) a secure tension is effected. Fastening device according to claims 1 to 4, characterized in that on the threaded rod ( 4 ) fixed rotating device ( 5 ) from an angled headband ( 14 ), which at the same time has the function of a holding element ( 9 ) for a handrail ( 10 ) Fulfills. Fastening device according to claims 1 to 5, characterized in that the lower retaining leg 18 ' of the clause ( 3 ) to the intended attachment to a window plate ( 16 ) and is bent upward so that it is the edge of the window ( 17 ) and during the clamping operation on the underside of the window plate ( 17 ) arrives at the plant. Fastening device according to one or more of claims 1 to 6, characterized in that the upper retaining leg ( 18 ) of the clamping element ( 3 ) serving as a stop, obliquely downwardly inclined projection ( 15 ) having. Fastening device according to claim 1, characterized in that at a proposed attachment in the interior of a pipe ( 19 ) or otherwise hollow body, the clamping element ( 3 ) via a recess ( 6 ) in a solid part ( 11 ) on the threaded rod ( 4 ) is movably arranged and that on this solid part ( 11 ) at least two mutually opposite, angled and flexible holding leg ( 18 ) are arranged. Fastening device according to claims 1 and 8, characterized in that at the free end of the threaded rod ( 4 ) arranged truncated pyramidal or frusto-conical expansion element ( 2 ) in operative connection with the associated retaining legs ( 18 ) of the clamping element ( 3 ), so that in a clamping operation in the direction of rotating device ( 5 ) moving spreading element ( 2 ) the free ends of the retaining legs ( 18 ) presses against the inner wall. Fastening device according to one or more of claims 1 to 4 and 6 to 9, characterized in that the rotating device ( 5 ) from an arbitrarily designed screw ( 8th ; 8th' ) consists. Fastening device according to one or more of claims 1 to 4 and 6 to 10, characterized in that in between the clamping element ( 3 ) and rotary device ( 5 ) receiving area ( 20 ) of the threaded rod ( 4 ) a holding element ( 9 ) is arranged.