CN100434015C

CN100434015C - Expandable conector with adaptive connecting part leg connected with top of bench

Info

Publication number: CN100434015C
Application number: CNB021271453A
Authority: CN
Inventors: 卡洛·卡塔内奥
Original assignee: Leonardo SRL
Current assignee: Leonardo SRL
Priority date: 2001-07-25
Filing date: 2002-07-25
Publication date: 2008-11-19
Anticipated expiration: 2022-07-25
Also published as: ES2333583T3; CN1399078A; EP1279353B1; ITMI20011601A1; ITMI20011601A0; DK1279353T3; DE60233617D1; ATE442066T1; EP1279353A1

Abstract

An expandable connector for a leg (10) with an adaptable attachment (14) to a work surface (24), comprises: an expandable body (15) capable of being inserted into a hollow top of a leg (13) or into a sleeve (12) which can be inserted into each other in a coupling, where said sleeve (12) extends from said attachment (14) in a perpendicular or oblique direction with respect to said attachment (14).

Description

The expandable coupling that is used for leg with connector that can be adaptive

Technical field

The present invention relates to a kind of expandable coupling that is used for leg, it has and is used for the adaptive connector of energy that is connected with work top, and it is particularly useful for but is not limited to the production of desk.

Background technology

Expert as this area is known, and in order to reduce obstruction and the damage risk in storage and transportation, the place that is preferably in user's use is assembled into leg on the work top in last installation constantly again.

And, in the field that produces desk, need strongly to realize table top itself that the moment afterwards can link together these parts with stable and practical mode so that they can be broken down into a lot of different single parts.

For example, the employed desk of yard needs the high-adaptability of work top structure especially, to take into account maximum functional and aesthetic appearance.

To cutting down the needs of producing cost, so impelled the development of the modular structure of standard, this has indicated the various combinations of the table top of the standardized form with definite quantity when providing multiple scheme for the client.

In order to make a desk or supporting structure fit together needed assembling utensil and tool standardization, all be benefited in order to make manufacturer and user, developed multi-functional connector.Multi-functional connector both can be used for table leg is connected to table top or member, also can be used for two table tops are linked together.

Connector can be disassembled, so that in the new construction of producing desk or supporting structure, can partly reuse each element at least, perhaps more simply, so that its storage afterwards.

The connector of leg at first must guarantee a kind of connection, and this connection is along with the continuity of service time is firm so that obtain a kind of desk or structure, and it is solid and do not have a risk of material therefor deterioration.

In fact, must guarantee such as owing to lifting or the repellence of the stress that causes of sliding.

And, wish that the connector of leg also can make final user can use similar screwdriver or the such common tool of L shaped die nut (Allen key) to connect apace.

At present used dismountable connector can not all reach best aspect all factors of listing.At first, they exist very big difficulty taking into account in structure and ease and the requirement to intensity, all fail in aesthetic in all cases.

Summary of the invention

Catalogue of the present invention overcome the shortcoming that exists in the prior art with a kind of very cost economy, simply and especially practical method.

Another object of the present invention is to realize a kind of expandable coupling that is used for leg, and it has and is used for the adaptive connector of energy that is connected with work top, and it has extraordinary aesthetic appearance.

Consider above-mentioned purpose, according to the present invention, expected realizing a kind of expandable coupling that is used for leg, it has the adaptive connector of energy that is connected with work top, and its technical scheme is as follows:

According to the present invention, a kind of expandable coupling that is used for leg is provided, its have be used for the adaptive connector of the energy that is connected with work top with from described connector with vertical or favour the sleeve that the direction of described connector is extended, this expandable coupling comprises the expandable bodies that is inserted in the sleeve, leg and sleeve can be by inserted into each other and be connected, be characterised in that, described expandable bodies comprises an outer wall, described outer wall has a cylindrical basically generatrix and the part of at least one easy deformation is installed and the threaded block of the manipulation pin that is used to expand, therefore, cause described outer wall distortion, arrive a circumferential size up to it, this circumferential size makes it engage by contacting with the tubular element that holds the shape that having of this expandable bodies match.

Preferably, the part of described at least one easy deformation is made of the recess of the described outer wall that extends on the whole length of described outer wall.

Preferably, described expandable bodies has the guide surface with the distortion of described manipulation pins engages.

Preferably, described sleeve has at least one recess parallel with its axis.

Preferably, described sleeve is sealed by substrate wall, and this substrate wall has a plurality of holes that are used to be connected to work top.

Preferably, the adaptive connector of the described energy that is connected with work top is made of punched-plate.

Preferably, the adaptive connector of the described energy that is connected with work top is made of the expansion tongue that is used to be connected to tubular articles.

Preferably, described leg has the zone of an easy deformation.

Preferably, it is to be made by the aluminium of die casting.

Description of drawings

In conjunction with the drawings following explanation is studied, 26S Proteasome Structure and Function feature of the present invention and advantage compared with prior art thereof will become apparent, accompanying drawing has represented to have the expandable coupling that is used for leg of the adaptive connector of the energy that is connected with work top, and this connector is that the inventive principles of itself realizes according to the present invention.

In the accompanying drawings:

Fig. 1 represents to have the plane of first embodiment of the expandable coupling that is used for leg of the adaptive connector of the energy that is connected with work top, and this connector is an object of the present invention, is installed in the corner of table top;

Fig. 2 is the profile of cutting open along the II-II line among Fig. 1;

Fig. 3 is the plane of connector shown in Figure 1, and its expandable bodies is removed and connector is mounted as the connector between two table tops;

Fig. 4 is the profile of the connector of Fig. 3 of being broken away at mid point;

Fig. 5 is the perspective view that is equipped with the expandable bodies of handling pin;

Fig. 6 is the plane of the expandable bodies of Fig. 5, and part is broken away the threaded block of handling pin to show;

Fig. 7 is the profile of cutting open along the VII-VII line among Fig. 6;

Fig. 8 and 9 has schematically shown the deformed movement that is caused by the manipulation pin on the expandable bodies;

Figure 10 and 11 is respectively the plane and the profile of second embodiment of expandable coupling that is installed to the leg of table top, and wherein expandable bodies is removed;

Figure 12 is the plane of another embodiment of expandable coupling of being furnished with the leg of square-section sleeve, and wherein expandable bodies is removed;

Figure 13-16 is respectively structural perspective view and the profile with expandable coupling that is used for leg of connector that can be adaptive that is used to be installed to tubular shape;

Figure 17 is the profile of last embodiment of connector, and the end that comprises the leg of expandable bodies is inserted in this connector;

Figure 18 is the perspective view of hollow tubular leg shown in Figure 17;

Figure 19 is a profile, has schematically shown the deformed movement that causes according to the expandable bodies on the leg in the connector of embodiment shown in Figure 17;

The specific embodiment

With reference to accompanying drawing, the expandable coupling that is used for leg with the adaptive connector of the energy that is connected with work top, particularly table surface is by 10 expressions.According to the present invention, in an example shown, expandable coupling 10 comprises and leg 13 interactional sleeves 12 that sleeve 12 extends with the direction perpendicular to connector itself from connector 14, and expandable bodies 15 is inserted in the sleeve 12.

As Fig. 5-9 represented in detail, expandable bodies 15 comprised outer wall 16, and such as being columniform, this outer wall 16 has the part of an easy deformation, and the part of this easy deformation is made of the recess 17 that extends on the whole height of described outer wall 16 among the figure.Such recess 17 can be realized in outer wall 16 according to general gradient, perhaps can make the element of outer wall rubber-like substitute this recess 17 with other.

Expandable bodies 15 also has to be used to screw in handle sells 19 threaded block 18, has realized expansion by this manipulation pin 19, and Fig. 8 and 9 schematically is described these.

An end of handling pin 19 has a hexagon seat 20 that is used for insertion instrument 21, and the guide surface 22 of sentencing a truncated cone body at the tip finishes.

Expandable bodies is at the guide surface 23 that has distortion near indent, and its shape matches with the surface 22 of the truncated cone body of handling pin 19.

In listed embodiment, expandable bodies 15 can be used with the connector 10 of different shaped and feature, and some embodiment wherein will be explained hereinafter.

Sleeve 12 can insert mutually successively according to two kinds of different methods of operating with leg 13 and engage.

Can only be used for leg 13 is connected to work top 24 at the expandable connector 10 shown in Fig. 1-4, also can be used as the separate part 24a of table top and the connector between the 24b in addition.

In fact, in this expandable connector 10, be connected to the adaptive connector of energy on the work top 14 by triangular plate 14 ' constitute, on the side of plate, be provided with hole 25, according to design, it can be used for the assembling situation shown in two kinds, as long as work top 24 is furnished with multi-functional standard pre-punched hole at Jiao Chu.

Sleeve 12 has: be used for the cylindrical substantially inner surface 26 that engages with expandable bodies 15; And the also cylindrical substantially outer surface 27 that engages with tubular leg 13 with the cross section that matches.

Sleeve 12 also is furnished with the recess 28 of the axis 29 that is parallel to sleeve 12 itself, be more accurately two parts recess 28 ' and two recesses 28 that on the whole height of sleeve, extend ", they on the relative position of diameter each other in being oppositely arranged over the ground.

The recess 28 that extends " makes sleeve 12 have necessary elasticity so that stressed being compressed against on leg 13 inner surfaces, shown in the example among Fig. 2.Partial notch 28 ', handle pin 19 but the most important thing is to make instrument 21 to touch also to providing elasticity to play effect.For reason attractive in appearance, when desk is assembled, handle pin 19 from the zone contact that can't see usually, as shown in figs. 1 and 3.

Tubular leg 13 ' have can make its cooperation be installed to interior diameter on the sleeve 12, has a unshowned hole, is used to make instrument 21 to insert from the outside.

In Figure 10-12, represented to be used for tubular leg is installed to expandable coupling 10 on the work top, here " constitute; for example be L shaped, it can be installed in the seat 31 that forms on table top concordant with table top the adaptive connector of the energy that is connected with table top by undersized punched-plate 14.

In these embodiment of expandable coupling 10, preferably by substrate wall 32 sealings, this substrate wall has a plurality of holes 33 to sleeve 12, is convenient to pass these Kong Eryu work tops 24 with screw and couples together.

Figure 12 can have circular cross section, and as possible, they also can for example have square-section (Figure 10 and 12).

At last, the adaptive connector 14 of the energy that is connected with table surface can be made of the expansion tongue that is used to be connected to tubular articles 34 (expansion tang) 114, and tubular articles 34 constitutes the frame supporting structure of work top 24.Figure 13-16 represents expandable coupling 10, and it forms can be the final element of difform frame supporting structure.

In Figure 13, show connector 14 partly, the connector of this connector permission leg 13 is in the extrusion position place with respect to surface 24.

The described embodiment of expandable coupling 10 mentions in the middle empty tip that is inserted into tubular leg 13 and the sleeve 12 by the expansion pressurized.In other embodiments, only in Figure 17, express one of them example, leg 13 sleeve 12 in passing through expansion and pressurized is described this among Figure 19.

Tubular leg 13 has elongate recess 35, extends (Figure 18) below this recess 35 reaches on be used to the hole that spanner is passed through.Recess 35 constitutes an easily deformable zone, and this has promoted leg 13 being stressed under the action of expandable bodies 15, as shown in figure 19.

Leg 13 is pressed against on the sleeve 12, must have a hole 36 that is used for insertion instrument 21 on the sleeve separately.

Expandable coupling 10 with leg of the adaptive connector of the energy that is connected with work top is preferably made by the aluminium (die-cast aluminium) of die casting.

On the table top 24 that leg 13 is connected to desk for example, expandable bodies 15 is inserted into sleeve 12 (Fig. 2) or inserts in the leg 13 (Figure 17), makes to careful attention to handle to sell 19 and fit into recess 28 and be used in the hole 36 of insertion instrument 21.

In resting position, as shown in Figure 8, handle pin 28 and be threaded in the threaded block 18 of expandable bodies 15.By pin 19 further being screwed in the threaded blocks 18 with instrument 21, make pin the place, tip additional guide surface 22 and near the gradual engagement of formation between the additional guide surface 2 of the wall at recess 17 places.Therefore outer wall 16 distortion of expandable bodies 15, the size (Fig. 9) that reaches up to it makes it engage by contacting with the tubular element with the shape that matches, this tubular element holds this expandable bodies 15, in other words, according to the embodiment of aforementioned connector 10, this tubular element is sleeve 12 or leg 13.

From top description taken together with the accompanying drawings as can be seen, have according to of the present invention that particularly the expandable coupling that is used for leg of the adaptive connector of the energy that is connected of table surface is how very useful and useful is very clearly with work top.Therefore reached in the purpose described in the specification introduction.

The expandable coupling that is used for leg is that object of the present invention is actually to make things convenient for wittingly by simple shape and realizes that it allows to carry out the rapid processing cycle of treatment.

The preferred embodiment that has substrate wall according to the present invention, expandable coupling have also been guaranteed good rigidity, and this is very useful in coupling together a lot of pieces with the process that forms work top.

And, by using possible package assembly, thereby outward appearance is had not a particle of adverse effect.

Certainly, have the expandable coupling that is used for leg of the adaptive connector of the energy that is connected with table surface, promptly the form of object of the present invention can be different with shown in the nonrestrictive example in the accompanying drawing that, and manufactured materials also can be different.Therefore, protection scope of the present invention is determined by technical scheme required for protection.

Claims

1. expandable coupling (10) that is used for leg, its have be used for the adaptive connector (14) of the energy that is connected with work top (24) with from described connector (14) with vertical or favour the sleeve (12) that the direction of described connector (14) is extended, this expandable coupling (10) comprises the expandable bodies (15) that is inserted in the sleeve (12), wherein leg (13) and described sleeve (12) can be by inserted into each other and be connected

Be characterised in that, described expandable bodies (15) comprises an outer wall (16), described outer wall (16) has a cylindrical basically generatrix and is provided with the part (17) of at least one easy deformation and the threaded block (18) of the manipulation pin (19) that is used to expand, therefore, cause described outer wall (16) distortion, arrive a circumferential size up to it, this circumferential size makes it engage by contacting with the tubular element that holds the shape that having of this expandable bodies match.

2. the expandable coupling (10) that is used for leg as claimed in claim 1 is characterised in that, the part of described at least one easy deformation is made of the recess (17) of the described outer wall (16) that extends on the whole length of described outer wall (16).

3. the expandable coupling (10) that is used for leg as claimed in claim 1 is characterised in that, described expandable bodies (15) has the guide surface (23) of the distortion of meshing with described manipulation pin (19).

4. the expandable coupling (10) that is used for leg as claimed in claim 1 is characterised in that, described sleeve (12) has at least one recess (28) parallel with the axis (29) of described sleeve (12).

5. the expandable coupling (10) that is used for leg as claimed in claim 1 is characterised in that, described sleeve (12) is by substrate wall (32) sealing, and this substrate wall (32) has a plurality of holes (33) that are used to be connected to work top (24).

6. the expandable coupling (10) that is used for leg as claimed in claim 1 is characterised in that, the adaptive connector (14) of the described energy that is connected with work top (24) by punched-plate (14 ', 14 ") constitute.

7. the expandable coupling (10) that is used for leg as claimed in claim 1 is characterised in that, the described adaptive connector (14) of the energy that is connected with work top (24) that is used for is made of the expansion tongue (114) that is used to be connected to tubular articles (34).

8. the expandable coupling (10) that is used for leg as claimed in claim 1 is characterised in that it is to be made by the aluminium of die casting.