CZ2000976A3 - Device for attaching heating body - Google Patents

Abstract

A device for mounting a radiator (3) on a substrate (1) comprises an elongate rail (2), anchorage to the substrate, two bracket members and a spring (7). A first bracket member is disposed at a first end region of the rail and is designed for cooperation with a first region of the radiator (3) or an engagement member thereon. A second bracket member (4) is disposed at an opposite, second end region of the rail, and is designed for cooperation with a second region of the radiator (3) or an engagement member thereon. The second bracket member (4) is movable along the rail (2). The spring (7) biases the second bracket member (4) towards the first. The one end of the spring (7) is connected to the rail (2) and its other end is connected to a locking element (24) which is secured in the second bracket member (4). The locking element (24) is urgable against a first side of a wall included in the rail (2). The second bracket member (4) has an abutment member (12) which is disposed on the opposite side of the wall and which maintains the urging of the locking element (24) against the rail (2). <IMAGE>

Description

Device for fastening the radiator

Technical field

The invention relates to a device for attaching a radiator to a substrate, e.g. a wall. The apparatus comprises a rail for mounting on a substrate, a first fastening portion at a first end of the rail to cooperate with a first radiator portion or a first fastening member and a second fastening portion at the opposite end of the rail to cooperate with a second radiator region. towards and away from the first fastening portion, the apparatus further comprising a spring for biasing the second fastening portion relative to the first fastening portion.

BACKGROUND OF THE INVENTION

Devices for attaching radiators are generally known. E.g. EP 98/850056 discloses a device of the above type with a rail which is normally mounted vertically on a substrate. At the lower end of the rail there is a fastening part for the lower region of the radiator and at the upper end of the rail there is a fastening part for the upper region of the radiator. This upper fastening portion is displaceable along the length of the rail during the slot in the rail. The fastening portion is formed of a plastics part which extends into the rail and a closure member housed within the recess of the plastics part and extending both to the rail and to the clip on the radiator. The plastic part is formed by a spring biased in a vertical direction.

The above-described device has a very good function, but it is very complex and expensive to manufacture.

DE 297 15 031 U1 also describes a device for attaching a radiator. The design of this device is even more complex than that of the previous device. The device comprises a large number of small components which make the device expensive to manufacture.

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SUMMARY OF THE INVENTION It is an object of the present invention to provide a device for attaching a radiator of the type mentioned above, using as few components as possible, so that it can be made cheap. At the same time, the attachment with this device should be safe and the radiator should not move in the device. On the other hand, disconnecting the radiator should be easy.

SUMMARY OF THE INVENTION

SUMMARY OF THE INVENTION The present invention provides a device of the above type which is adapted such that the spring is connected with one end to the rail and the other end to the closure member fixed in the second fastening portion. wherein the second fastening portion abuts a stop on the opposite second side of the wall and is adapted to press the closure member against the rail.

Other features and advantages of the device according to the invention will become apparent from the following description taken in conjunction with the accompanying drawings.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 shows the upper part of the radiator with the device for fastening the radiator in the non-closed state.

FIG. 2 shows the same radiator device as in FIG. 1, but in a closed state so that the radiator is already held firmly.

FIG. 3 is a view of a somewhat modified embodiment of the device of the invention similar to that of FIG. 2.

Fig. 4 shows the device of Fig. 1 in partial magnification.

Fig. 5 shows the device of Fig. 2 in partial magnification.

Fig. 6 is a cross-sectional view of the device of the invention along line A-A in Figs. 2 and 5.

Fig. 7 shows a front view of the upper rail part of the device according to the invention.

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DETAILED DESCRIPTION OF THE INVENTION

FIG. 1 shows a substrate 1, for example a wall on which it is fixed in the vertical direction of the rail 2. The radiator 3 is mounted on the substrate 1 by means of the device according to the invention.

Normally, the rail 2 is oriented vertically, but variations of this embodiment are also possible in which the rails are arranged in a horizontal direction.

At the lower end of the rail 2, which is not shown in FIG. 1, the rail 2 is provided with a first fastening part for cooperation with the lower region of the radiator 3 or with a fastening member thereon. designed for cooperation with radiator top 3.

The second fastening part 4 is provided at its upper end with a hook 5 which, after fastening the radiator 3, is gripped by the upper edge & of the radiator 3 and pushes it downwards so that the lower part of the radiator 3 is pressed into the first fastening part.

The upper second fastening part 4 is biased in the vertical direction by the spring 7, i. in the direction of the first fastening portion. In Fig. 1, the device according to the invention is shown in the state before the hook 5 is caught by the upper edge 6 of the radiator 3, whereas in Fig. 2 the device according to the invention is already shown after the radiator 3 has been mounted. from the position in Fig. 1 downwards to the position in Fig. 2 by the action of the spring 7.

Fig. 6 shows a cross-section of the device according to the invention along line AA in Figs. 2 and 5. It is clear that the rail 2 has approximately the shape in which the lateral portions of the U-shaped rail are connected by the middle wall 9. The wall 9 has a first outer surface and a second inner surface facing and at a distance from the substrate 1. Further, it is clear that the second fastening portion 4 rests on the outer first side of the wall 9. The second fastening portion 4 is approximately U-shaped in cross-section and has two the ribs 10 and 11 spaced parallel to each other at a distance from each other.

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The second fastening part 4 is movable in the longitudinal direction along the rail 2 and is provided with a stop 12, the function of which will be described below and two clips 13 and 14. Both the stop 12 and both clips 13 and 14 have narrower parts 15, 16 and 17 and wider the end portions 18, 19 and 20. All the narrower portions 15, 16 and 17 have a width which is somewhat smaller than the width of the longitudinal grooves 21 shown in particular in FIG. 7 and on the top of the rail 2. In addition, they are all wider the end portions 18, 19 and 20 wider than the groove 21 as regards the direction in the width of the rail. As a result of this arrangement, the second fastening portion 4 is displaceable in the longitudinal direction along the rail 2 in the grooves 21. In particular, FIGS. The length of the narrower part 15 of the stopper 12 approximately corresponds to the thickness of the wall 9 of the rail 2. The narrower part 17 of the lower clip 14 has the same length. That is, if the rail 2 and the second fastening part 4 are connected by a stop 12 and the lower clip 14, the second fastening part 4 will be firmly held against the outer surface of the wall 9 of the rail 2.

On the other hand, the upper clip 13 has a substantially longer narrower portion 16 than that of the stopper 12 and the lower clip 14. away from the first fastening portion, the stop 12 is first slid out of the grooves 21 of the rail 2. As the length of the narrower portion 16 is greater, the entire second fastening portion 4 may be slightly tilted clockwise from the position shown in FIG. 1 and 4, where the distance 22 between the back of the wall 9 and the second fastening part 4 can be observed. In the position shown in FIGS. 1 and 4, the stop 12 rests at the upper end of the rail. 2 and cannot be moved downwardly by the spring 7. If the second fastening part 4 is pressed against the substrate 1, the second fastening part can be reinserted counterclockwise to its original position in which the narrower part 15 of the stop 12 again lies in the grooves 21 so that the second fastening part 4 can be moved downwards.

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In order to secure the second fastening part 4 against upward movement, i. the second fastening part 4 is provided with a closure member 24. This is a one-way closure member 24 designed to limit the upward movement of the second fastening part 4 but to allow it to move in the opposite direction. In the embodiment shown, the closure member 24 has a flat shape and is pivotally mounted in the second fastening portion 4 between its ribs 10 and 11. The closure member 24 is pivotally mounted on an axis 25, particularly shown in Figure 6, which is horizontally and preferably perpendicular to the ribs 10 and 11. In addition, the axis 25 is arranged parallel to the wall 9 of the rail 2 and transversely to the long axis of the rail.

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The closure member 24 is provided with a grip 26 for the upper end of the spring 7, while the lower end of the spring 7 is received in the opening 27 of the wall 9 of the rail 2. In this way, the second fastening part 4 is biased by the closure member 24. downwards.

As best seen in FIGS. 5 and 6, the closure member 24 is pressed by the action of the spring 7 against the outer surface of the wall 9 of the rail 2. From FIG.

it will also be appreciated that the edge 28 of the closure member 24 leaning against the rail 2 is positioned at a greater distance from the lower first fastening portion than the pivot axis 25 of the closure member 24. In the event of an attempt to move the closure member 24 biased downwards To achieve this requirement, the distance between the edge 28 and the axis 25 must be greater than the distance between the axis 25 and the outside of the wall 9 of the rail 2 in an embodiment 2 and 5.

In order for the closure member 24 to be directly supported on the wall 9 of the rail 2, the second fastening part 4 is provided with an opening (not shown) into which the edge 28 of the closure member 24 extends.

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In one possible embodiment of the device according to the invention, the flat closure member may be replaced by an eccentrically mounted cylinder or part of the cylinder, the cylinder being pivotally mounted on an axis analogous to axis 25. The cylinder is coupled to the spring 7. clockwise around its axis, which is analogous to axis 25. In this case, the radius of the cylinder increases with rotation. Furthermore, this movement is aided by the friction that occurs between such a cylinder and the end face of the wall 9 of the rail 2 as the second fastening part 4 is moved upwards.

In yet another possible embodiment, the closure member 24 may be a leaf spring mounted in the second fastening portion 4 and provided with a flexible or resilient portion with an end portion facing the rail 2, the bearing direction of such a leaf spring approximately corresponding to the closure direction of the closure member 24 in FIG. 5.

As mentioned above, the spring 7 is biased and pushes the closure member 24 against the outside of the wall 4, so that it is impossible to move the second fastening part 4 or the radiator 3 upwards and remove it from the device according to the invention. If it is necessary to remove the radiator 3 from the device, one of the ribs 10 and 11 of the second fastening part 4 is provided with an opening 29 through which the edge 28 of the closure member 24 can be moved out of the position in which it is pressed against the wall 9 by a special tool.

In another alternative embodiment, the spring 7 need not be mounted as shown in the drawings, but may be located in the space between the substrate 1 and the inner side 9 of the rail 2. In this embodiment, the closure member 24 has extensions extending into the groove 21 of the rail 2 the upper end of the spring 7.

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Claims (12)

PATENT CLAIMS A device for fastening a radiator to a substrate, comprising a rail for fastening to a substrate, a first fastening portion in a first end region of the rail to cooperate with a first radiator region or a first fastener on the radiator, a second fastening portion at the opposite second end of the cooperating rail with a second radiator region or with a second fastener on the radiator, the second fastening portion being movable along the rail away from the first fastening portion and the device provided with a spring for biasing the second fastening portion towards the first fastening portion, characterized in that the spring (7) 1) is connected with one end to the rail (2) and the other end is connected to a closure member (24) mounted on the second fastening part (4), said closure member (24) being pressed against the first side of the rail wall (9) (2) by spring (7) and so on the fastening portion (4) has a stop (12) on the opposite second side of the wall (9) to keep the closure member (24) in a pressed position against the rail (2). Device according to claim 1, characterized in that the closure member (24) is one way and is intended to prevent movement of the second fastening part (4) from the first fastening part, but to allow its movement in the opposite direction. Device according to claim 1 or 2, characterized in that the closure member (24) is pivotably or pivotably mounted in the second fastening part (4). Device according to claim 1 or 2, characterized in that the closure member (24) is fixedly received in the second fastening part (24) and has a flexible or resilient part. i ·· · »tf tf tft tf 4 · tf tftftf · tftftftf tff ·· ·« · ·· tf · Device according to one of Claims 1 to 3, characterized in that the closure member (24) is flat and is pivotally connected to the second fastening part (4) with a pivot axis (25) mounted in a certain position. a distance from the first surface of the rail (2) facing the second fastening portion (4) in a parallel position with this portion and transverse to the longitudinal axis of the rail (2). Device according to claim 5, characterized in that the closure member (24) has a length greater than the distance of the pivot axis (25) to the rail (2) from the axis (25) to its end (28) to the end (28). a first surface of the rail 2 facing the second fastening portion (4). Device according to claim 5 or 6, characterized in that the closure member (24) is provided with a clip (26) for the spring (7) between its end (28) for contact with the rail (2) and the pivot axis (25). Device according to one of Claims 1 to 7, characterized in that, in addition to the stop (12), the second fastening part (4) is provided with two clips (13, 14) disposed on the other side of the wall (9) of the rail (2). ) for retaining the second fastening part (4) in the rail (2) even if the stop (12) has been moved out of contact with the other side of the wall (9) and the rail (2) by moving the second fastening part (4) away from the first fastening part ). Device according to claim 8, characterized in that the wall (9) of the rail (2) is arranged at a distance from the substrate (1), the wall (9) is provided with a longitudinal slot at the end of the rail (2) facing away from the first fastening part. (21) for inserting the narrower parts (15, 16, 17) a stop (12) and clips (13, 14), the stop (12) and clips (13, 14) having wider end portions (18, 19, 20) having a greater width than the slot (21) over the other side wall (9). • fcfc * fcfc Device according to claim 9, characterized in that the distance between the stop (12) and the first fastening part is greater than the distance between the clips (13, 14) and the first fastening part. Device according to claim 10, characterized in that the clip (13) located closer to the stop (12) is provided with a narrower part (16) of greater length than the narrower part (15) of the stop (12) which has a length exceeding the material thickness of the wall (9) of the rail (2). Device according to one of Claims 2 to 11, characterized in that the second fastening part (4) has two ribs (10, 11) spaced apart, the closure member (24) being interposed between these ribs (10). 10, 11) such that its pivot axis (25) is substantially perpendicular to the ribs (10, 11), wherein at least one of the ribs (10 11) is provided with an opening (29) for a closure member (24) which is a closure member a member (24) movable from a position in which it rests on a rail wall (9)