CN2791098Y - Road device capable of receiving blind ditch - Google Patents

Abstract

The utility model relates to a road device which is capable of receiving blind ditches and the assembling method of the road device. The utility model is characterized in that a guard fence (3) is fixed on grooves (1a, 2a) of two longitudinal beams (1, 2) through fixing screws before the blind ditches (1) are covered. The utility model comprises at least three positioning screws (12) which are in screw connection in flat laid flanges (1c, 2c) of the longitudinal beams (1, 2). The utility model can be used in the field of the road.

Description

The road device that can hold covered conduit

Technical field

The utility model relates generally to road device and its installation, and specifically, the utility model relates to a kind of road device that is used to cover covered conduit.

Background technology

Known such device: it comprises that at least two longerons and at least one have the grille of the bar of intersection, described longeron comprises that is respectively externally stretched a groove and the flange that keeps flat that vertical edge is arranged along the edge, this flange that keeps flat stretches along the vertical edge of this longeron outside, the position that described longeron and grille have adopted some relative qualifications in the position that covers this covered conduit, in these positions, be applied on the corresponding grooves of the longeron that is set parallel to each other by this grille of relative lateral edge, described longeron is embedded in the layer of cover material with the structure of the qualification that covers this covered conduit, and this layer of cover material is at the described vertical edge that extends above the flange up in height covering described longeron that keeps flat.

Described road device has tangible installation question.

In fact, after the parallel parapet that will limit this covered conduit installs, at first must breast board be installed on the opposite edges of described parapet with even interval.

Then, in the position of these breast boards, the layers of concrete of cast rapid solidification on each parapet, thus can make the upper surface of described parapet be in suitable position.

After drying, described longeron is arranged on the described cushion block, and described grille is arranged on the described longeron.

Each parapet raises slightly by a new layer of concrete then, thereby the bottom of this longeron is embedding.

Pour into a mould a last layer of concrete or bitumen layer around described longeron in the outside of described grille then.

After drying, take off described grille and take out breast board with and retaining element.

In this case, the installation of the element of described known road device is consuming time and cost is high especially.

The utility model content

The utility model proposes a kind of quick and easy road device of installing.

Therefore, road device of the present utility model can cover covered conduit and comprise that at least two longerons and at least one have the grille of crossbar, described longeron comprises that respectively one is stretched along external margin and the groove at vertical edge to be arranged and externally along the flange that keeps flat of the vertical edge extension of this longeron, described longeron and grille have adopted some relative qualifications in the covering position of this covered conduit position, in these positions that limit relatively, grille is applied on the corresponding grooves of the longeron that be arranged in parallel with its opposed lateral edge, described longeron is embedded in the layer of cover material with the structure of the qualification of covering covered conduit, this layer of cover material is extended on the flange up to the vertical edge of covering described longeron aloft described keeping flat, it is characterized in that, grille is fixed on the groove of described two longerons with fixed screw before covering this covered conduit, this device is characterised in that, it also comprises at least three position adjustments screws in the flange that keeps flat that is threaded onto this longeron, described position adjustments screw, this device for the limiting structure that covers this covered conduit defines the support polygon.

According to an embodiment distortion, this device comprises that at least two other longerons and at least one have the other grille of crossbar, described two other longerons comprise that respectively one is extended with the flange that keeps flat that the groove at a vertical edge and externally extends along the vertical edge of this longeron along external margin, this other grille is fixed on the groove of two other longerons that be arranged in parallel with some fixed screws before covering this covered conduit, and in the position that covers this covered conduit, fuse end-to-end with the longeron of two fronts respectively and align by described two the other longerons of some locking devices with the longeron of these fronts, this device also comprises at least three other position adjustments screws in the flange of keeping flat that are threaded in two other longerons, and described three other position adjustments screws, described device for the limiting structure that covers this covered conduit, define the support polygon, make described two grilles in same plane, extend each other, described two other longerons also are embedded in the layer of cover material with the limiting structure that covers, described layer of cover material on keep flat flange extension up to the vertical edge of in height covering described two other longerons.

Best, the end-to-end locking device of longeron comprises two ledges that the end with the same side of two longerons of same centering fuses, perhaps comprise ledge that one of end with a longeron of first centering fuses and the ledge that fuses with the end of the second centering longeron that or not does not align longeron with first centering, described two ledges are embedded into respectively in the cut-out of two complementations implementing in the end of another two right longerons, perhaps are embedded into respectively in the cut-out of two complementations implementing in the end of this second couple's other longeron and implement in the end of this first couple's other longeron.

Each locking ledge is preferably wedge type shape with respect to the longitudinal direction transverse extension of corresponding longeron, and the inclined surface of this wedge type shape hoists along the direction at the vertical edge of this longeron and converges.

According to a kind of embodiment distortion, described two grilles are removably fixed to one another by some locking devices.

Preferably these locking devices comprise the end bar of one of two grilles, this end bar is other bar elastic deformation of this grille relatively, and contain a pin, but this pin flexible clamping is to below other pin that fuses of the rigid end bar of this other grille, so that described two grille flexible fastenings each other.

Best, the end bar of elastically deformable comprises a bar part, end of this bar part laterally fuses with relative this edge, an edge in the lateral edge of this grille, and the opposed free ends of this bar part can be to the direction elastic deformation of the adjacent inner rigid bar of grille, and have corresponding locking pin, this elastically deformable bar partly extends the rigid rod part, an end of this rigid rod part fuse with the opposite edges of this grille and this rigid rod partly opposite ends and adjacent inner rigid bar fuse.

In addition, the bar of this elastically deformable is a single piece, makes its end be connected on two lateral edges of this grille, and the bar of this elastically deformable has the locking pin near its flexible intermediate portion is divided.

Described two grilles keep by two retaining elements in its position that is locked to each other, this retaining element is a hook-type, fuse with the rigid rod of the other grille of these fixing pin both sides, described two retaining elements join to below the bar of elastically deformable or the bar part of the rigidity of partly extending in the bar part of elastically deformable with from the bar of this elastically deformable below.

The rigid end bar of grille comprises in addition: one fuses with this other grille, when the bar of elastically deformable partly is locked in this rigid rod, supports the free-ended gripper shoe of this elastic rod part.

The rigid rod that partly extends from the bar of elastically deformable partly comprises a ribs, the extension below this rigid rod part of this ribs.

The fixed screw of each grille on corresponding longeron is threaded onto in the screwed hole of implementing in the groove of this longeron.

Convertible ground, the fixed screw of each grille is threaded in the nut in the bearing that is arranged on longeron on the longeron of described correspondence.

For the set screw in the perforation of a flange that is bonded on longeron, this device also comprises one at this screw with hold threaded that inserts between the perforation of this screw.

Two end caps of closing covered conduit are fixed on the end of longeron of road device.

The utility model also is directed to a kind ofly for example installs foregoing Unit Installation method on the covered conduit at a cavity, this cavity is limited between two parallel parapets, the method is characterized in that, comprise with fixed screw each grille is fixed on two corresponding parallel longerons; With mounting structure, on described two parapets, longeron and grille assembly are set, at least one is set if desired has longeron fixing on the extension of first assembly and second assembly of grille; Operating position is provided with screw so that each grille is fixed on the precalculated position of relative parapet; And a layer of cover material that covers described parapet is set in the both sides of longeron, the flange that embedding described position is provided with screw and covers described longeron is up to the vertical edge of in height covering these longerons.

Description of drawings

It will be appreciated that the utility model by the specific descriptions of carrying out with reference to the accompanying drawings, and can more be clear that other purpose of the present utility model, feature, details and advantage, here accompanying drawing is the exemplary embodiment of the present utility model that shows, in the accompanying drawing:

Fig. 1 is the vertical view that covers a covered conduit and comprise the road device of the present utility model of three grilles;

Fig. 2 is the sectional view of the II-II along the line of Fig. 1;

Fig. 3 is the local enlarged perspective along the arrow III of Fig. 1, and this view shows two adjacent grilles that are locked to each other of device of the present utility model;

Fig. 4 is two grilles that the Fig. 3 that is in the position that is separated from each other is shown;

Fig. 5 is a fragmentary, perspective view, shows two grilles that are separated from each other, and shows the hook component of one of the locking member of two grilles and described grille, thereby allows to keep this grille to lock onto in another grille;

Fig. 6 is the sectional drawing along the VI-VI line of Fig. 3;

Fig. 7 is the sectional drawing along the VII-VII line of Fig. 3;

Fig. 8 is the sectional drawing along the VIII-VIII line of Fig. 3;

Fig. 9 perspective and laterally partly cuing open has been represented the fixed screw of the grille on the longeron of the correspondence of the utility model device;

Figure 10 is a decomposition diagram, and the end cap of closing of road device is shown; With

Figure 11 is the upward view of grille or the upward view with assembly of grille, shows two end caps of closing covered conduit.

The specific embodiment

Just as shown in drawings, this road device is after coming into operation, can cover a covered conduit C, this road device comprises that its opposed parallel side edges so 6 of passing through that 1,2 and one of at least two longerons have a crossbar 4,5 is placed on grille 3 on the described longeron 1,2.

Each longeron 1,2 comprises groove 1a, a 2a, and vertical edge 1b, 2b who externally extends along this recess edge and one externally keep flat flange 1c, 2c along what corresponding vertically edge 1b, 2b extended.

As can be seen from Figure 2, the cross section of each longeron 1,2 is the trapezoidal shape of approximate right angle, and the top handle of this right-angled trapezium comprises vertical edge 1b, 2b and define groove 1a, 2a.

In use, the position that described longeron 1,2 and grille 3 have adopted some relative qualifications, in these positions, this its opposed edge 6 of grille 3 usefulness is applied on corresponding recesses 1a, the 2a of longeron 1,2, and described longeron 1,2 is set parallel to each other.In addition, described longeron 1,2 is embedded in the layer of cover material 7, and for example in layer of concrete or the bitumen layer, this layer of cover material 7 is extended at this flange 1c, above the 2c up to the vertical edge 1b, the 2b that in height cover described longeron 1,2.

According to the utility model, this device can comprise one or more in addition to longeron 1,2, and it is similar to above-mentioned longeron, and to cover the limiting structure of this covered conduit, extend ground each other and connect, thereby support a plurality of grilles 3 with its corresponding grooves 1a, 2a.Therefore as shown in Figure 1, this device can comprise three pairs of longerons 1,2, and they extend each other and support three grilles 3.

Each grille 3 comprises the bar 5 of the lateral edges that one or more is parallel to this grille, and described bar 5 is cast in the parallel bar 4 with respect to edge 6 horizontal expansions of this grille 3.Accompanying drawing shows the grille that has a longitudinal rod 5.

Before this device adopted its limiting structure that covers covered conduit C, each some fixed screw 8 of grille 3 usefulness was fixed on this longeron 1,2.In Fig. 9, represented one of them screw with vertical half sectional view.As shown in Figure 9, the head 8a of this screw 8 is embedded among the spot-facing 3a of this grille, the screwed bar part 8b of this screw passes the perforation 3b of this grille 3, make screwed bar part 8b be threaded onto in the nut 9, this nut 9 is set in the complementary cavity of implementing in this corresponding longeron 1,2 10.What each screw head 8a was stamped plastic material covers stopper 11, and this stopper 11 is detachably fixed among the spot-facing 3a of this grille 3.Fig. 1 illustrates each grille 3 and is fixed in its corresponding longeron 1,2 by two opposed screws that are stamped stopper 11.

This road device also comprises three or four position adjustments screws 12, and this position adjustments screw 12 is threaded onto among corresponding flange 1c, the 2c of every pair of longeron 1,2, and is that the device that covers the limiting structure of this covered conduit C defines a support polygon.

Accompanying drawing 2 shows four set screw 12, and wherein two screw threads are connected to keeping flat among the flange 1c of a longeron 1, and two screw threads are connected to keeping flat among the flange 2c of other longeron 2 in addition.

For fear of tapping in flange 1c, the 2c of longeron 1,2, for 12 designs of each set screw have a formation to be inserted into this screw 12 and hold the element 13 of the nut between the perforation 14 of flange 1c, 2c of this screw 12.The inclined lateral side of the whole square configuration of this element 13 converges toward each other, so that be supported on respectively on four complementary inclined sides of square perforation 14.

In order to lock two pairs or many end-to-end and to longeron 1,2 with being in alignment with each other, two longerons 1,2 of one centering comprise two ledges 15 that fuse with two ends at the same side place that is positioned at two longerons respectively, this ledge 15 can be embedded into respectively in two complementary cut-out 16 implementing in each end of the longeron 1,2 of another centering, thereby the longeron 1 of this two centering and longeron 2 is end-to-end and extend the ground locking each other each other.Hold each cut-out 16 that locks ledge 15 and in fact be that cavity by corresponding longeron forms and limit by end wall 1d, the 2d of this longeron 1,2.As what can be seen by Fig. 5, each locking ledge 15 be the wedge type shape along the longitudinal axis transverse extension of relative this respective longerons, makes this locking ledge 15 be fixed on the lower end of wall 1d, 2d of this longeron.In addition, two inclined sides of the wedge type part of each locking ledge 15 hoist and converge, and that is to say, converge to the corresponding grooves 1a of this longeron 1,2, the direction of 2a.Therefore, when two longerons 1,2 of two centerings were in alignment with each other locking, its respective end walls was engaged with each other.

Comprise at least two pairs each other during the connection longeron of end-to-end alignment when this device and this device are installed, described grille 3 is arranged in same plane after regulating this set screw 12, makes their end-to-end alignment settings.

Described grille 3 can be end-to-end each other removably locking.

Therefore, described locking device comprises the end bar 4 of one of two grilles 3, in end of this end bar 4 and the edge 6 of this grille one fuses and makes relative these grille 3 horizontal expansions, the other end is a free end, roughly the intermediate distance place between two edges 6 of grille 3 finishes, and has locking pin 17.Near this end bar 4 edge its free end is approximately perpendicular to the direction elastically deformable of adjacent inner rigid rod 4.

Below the other pin 18 that the pin 17 of the bar 4 of this elastically deformable can snap fit onto with the lateral stiffness end bar 4 of grille 3 fuses in addition, thus two grille flexible fastenings each other.

The end bar 4 of elastically deformable has pin 17, this end bar 4 is extended with an independently rigid element 4 of bar, edge 6 and this rigid element 4 of this grille 3 relative with the edge of the bar 4 that comprises this elastically deformable fuse, the end of this rigid rod part and adjacent inner rigid rod 4 are by linking together with respect to this rigid rod part 4 horizontal 4a that are rigidly connected, and this rigid rod part 4 is arranged in the extension of the bar of the elastically deformable that has pin 17.

In order to keep described pin 17,18 in its latched position, the grille 3 that comprises rigidity pin 18 has rigid end bar 4, this rigid end bar 4 is provided with two hook-type retaining elements 19, it can join to below near the coupling part of the respective edges 6 that is connected to grille 3 the elastically deformable bar 4, and join to below the rigid rod part of the bar 4 that extends this elastically deformable, and this rigid rod is partly also near the coupling part that links to each other with the opposite edges 6 of this grille, thereby these bar parts 4 remain in the described hook component 19, thereby prevent with pin 17,18 any of two grilles 3 that are locked to each other relatively move.

As shown in Figure 4, the rigid rod part 4 of extension of bar with elastically deformable of pin 17 is strengthened with a rib 20 of giving prominence to below this bar part better with respect to other bar 4, and this rib 20 is followed a height greater than the common rib of other bar 4.

In the position that is locked to each other of two grilles, the bar 4 of this elastically deformable is resting on the gripper shoe 21 near its free end, and this gripper shoe 21 fuses with the external rigidity bar 4 that has fixing pin 18.It is following near this pin that therefore this gripper shoe 21 is arranged on this pin 18.

According to an embodiment distortion, the end bar 4 of the elastically deformable of this corresponding grille 3 can horizontal expansion on the whole width of this grille, and be not connected with this adjacent rigid inner shaft 4, make the end bar 4 of this elastically deformable to be out of shape in the pars intermedia office, thereby allow below the rigidity pin 18 that pin 17 is connected to other grille 3, to inlay along the direction horizontal with respect to this rigid rod.Therefore this pin 17 roughly is positioned at the flexible intermediate portion office of the bar 4 of elastically deformable.

According to another embodiment distortion, the end-to-end connection of the corresponding longeron 1,2 in the two pairs of longerons can be by the locking ledge 15 in the complementary cut-out 16 of the longeron that is embedded in another centering 1 that for example fuses with this longeron 1, implement with the locking ledge 15 in the complementary cut-out of the longeron that is embedded in this first centering 2 that fuses by the longeron 2 with this other centering, the longeron 1 of this first centering comprises locking ledge 15.

In addition, a grille 3 is fixed on fixed screw 8 on this longeron 1,2 and can be threaded onto (not shown) in the screwed hole that the groove 1a, the 2a that pass this respective longerons implement simply.

This road device also is provided with the end cap 22 of two this covered conduit of sealing C, and this end cap 22 is fixed on the opposite end of longeron 1,2.

Shown in Figure 10 and 11, end cap 22 comprises near two the locking ledges 23 its end that are similar to locking ledge 15, and this locking ledge 23 can be embedded in respectively in the free cut-out 16 of two complementations of this longeron 1,2.Other end cap 22 comprises near two cut-out 24 its end, and in this cut-out 24, two that can embed two longerons 1,2 respectively freely lock ledge 15.

Described device can be installed in a cavity very fast and easily, for example on the covered conduit C, and is limited between two parallel parapet M1 and the M2.

This installation at first is with the fixed screw 8 of each side that is positioned at this grille a grille 3 to be fixed on corresponding two longerons 1,2; With this assembly is arranged on corresponding parapet M1, the M2 with mounting structure.If making, the length that this covered conduit has to design a plurality of end-to-end grilles 3, then described grille at first is fixed on the corresponding longeron by fixed screw 8, and described longeron 1,2 is by the 15 end-to-end lockings of locking projection part, and this locking projection part 15 joins in its corresponding cut-out 16 on corresponding parapet M1, M2 in the installation site.

Certainly at this erection stage, described end cap 22 with respect to these longeron 1,2 crosswise fixed to the relative free end of this longeron 1,2, so that guarantee to seal this covered conduit.

Then, position adjustments screw 12 is tightened individually or unscrews, so that make each grille 3 be fixed to preposition with respect to parapet M1, M2.

In case carry out this operation, this device on parapet M1, M2, be completely stable and be fixed to make described grille 3 for level or tilt along the gradient of expectation.This device can be arranged on the height of expectation.

The both sides that layer of cover material 7 can be arranged on longeron 1,2 are up to covering this parapet M1, M2, with described position adjustments screw 12 embedding and cover longeron 1,2 keep flat flange 1c, 2c, up to the vertical edge 1b, the 2b that in height cover these longerons.

Certainly, in case described longeron 1,2 is fixed in this covering layer 7 with being defined, just can enter into this covered conduit C by backing out each grille 3 that fixed screw 8 takes off longeron.

To notice that described grille 3 can not comprise the device that allows end-to-end locking.In other words, these grilles are in the time of on being fixed on its corresponding longeron, in the end-to-end coplanar plane of adjacent external bar close to each other that is arranged on grille.

Claims (15)

1. can cover the road device of covered conduit C, comprise at least two longerons (1,2) and at least one have crossbar (4,5) grille (3), described longeron (1,2) comprise respectively one outside the edge be extended with vertical edge (1b, groove (1a 2b), that extends along the vertical edge of described longeron 2a) and outside keeps flat flange (1c, 2c), described longeron (1,2) position of adopting some relative qualifications in the position that covers described covered conduit C with grille (3), wherein described grille (3) is applied to the corresponding grooves (1a of the longeron that is set parallel to each other by the opposed lateral edge of described grille (3), 2a), described longeron (1,2) be embedded in the layer of cover material (7) with the limiting structure that covers described covered conduit C, described material layer (7) is at the described flange (1c that keeps flat, described longeron (1 is covered in top extension 2c) up in height, 2) vertical edge (1b, 2b), it is characterized in that, before covering described covered conduit C, described grille (3) is fixed on the groove (1a of two longerons (1,2) by fixed screw (8), 2a), described grille (3) comprises at least three position adjustments screws (12) in the flange of keeping flat that are threaded onto described longeron (1,2), described position adjustments screw (12), device for the limiting structure that covers described covered conduit C defines a kind of support polygon.

2. device according to claim 1, it is characterized in that, this device comprises at least two other longerons (1,2), has crossbar (4 with at least one, 5) other grille (3), described two other longerons (1,2) be included in the groove (1a that the outside is extended with vertical edge respectively, that 2a) and externally extends along the vertical edge of described longeron keeps flat flange (1c, 2c), it is characterized in that, before covering described covered conduit C, grille (3) is fixed on two other longerons (1 that are set parallel to each other by fixed screw (8) in addition, 2) groove (1a, 2a), and in the position that covers described covered conduit, described two other longerons (1,2) by locking device (15,16) respectively end-to-end with the longeron (1 of two fronts, 2) fuse alignedly, described grille comprises other at least three position adjustments screws (12), and what described other screw (12) was threaded onto two other longerons (1,2) keeps flat flange (1c, 2c) and be the device of the limiting structure that covers described covered conduit, define a kind of support polygon, make described two grilles (3) in same plane, extend ground each other described two other longerons (1 are set, 2) limiting structure with this covering is embedded in the layer of cover material (7), (1c extends above 2c) described material layer (7), covers described two other longerons (1 up in height keeping flat flange, vertical edge 2) (1b, 2b).

3. device according to claim 2, it is characterized in that, described longeron (1,2) end-to-end locking device comprises two two longerons (1 with same centering, two juts (15) that the end of same side 2) fuses or with the jut (15) of one of end of the longeron (1) of first centering and the jut (15) that fuses with the end of the longeron (2) of second centering of or not aliging the longeron (1) of first centering, described jut is embedded in respectively in the complementary cut-out of implementing in the end of other two longerons (1,2) of longeron centering (16) or be embedded in the cut-out of implementing in the cut-out (16) implemented in the end of other longeron (1) of second centering and the end at the other longeron (1) of described first centering (16).

4. device according to claim 3, it is characterized in that, each locking projection part (15) is that the edge is with respect to described corresponding longeron (1, the wedge type shape of the direction elongation that the longitudinal axis 2) is horizontal, (1b, direction 2b) hoists and converges the inclined surface of described wedge type shape along the vertical edge of described longeron.

5. according to each described device among the claim 2-4, it is characterized in that described grille (3) is removably fixing each other by locking device.

6. device according to claim 5, it is characterized in that, described locking device comprises the end bar (4) of (3) in two grilles, described end bar (4) can described relatively grille (3) other bar (4) elastic deformation, and comprise pin (17), described pin (17) but flexible clamping below the other pin (18) that the rigid end bar (4) with described other grille (3) fuses, so that described two grilles (3) flexible fastening each other.

7. device according to claim 6, it is characterized in that, the end bar (4) of elastically deformable comprises a bar part, an end of described bar part laterally fuses with described edge with respect to one of lateral edge (6) of described grille (3), the opposed free ends of described bar part can and have corresponding locking pin (17) along the direction elastic deformation of the adjacent rigid inner shaft (4) of described grille (3), the bar part (4) of described elastically deformable is extended with rigid rod part (4), an end of described rigid rod part (4) and the opposite end (6) of described grille (3) fuse, and the opposite end of described rigid rod part (4) and adjacent inner rigid bar fuse.

8. device according to claim 6 is characterized in that, the end bar (4) of described elastically deformable is a single piece, and two lateral edge of its end and grille (3) fuse and have pin (17) near its flexible intermediate portion is divided.

9. device according to claim 5, it is characterized in that, described two grilles (3) are remained in its position that is locked to each other by two hook-type retaining elements (19), the rigid rod (4) of the other grille (3) of the both sides of described retaining element (19) and fixing pin (18) fuses, and be bonded on below the bar (4) of elastically deformable or be bonded on the bar part (4) of elastically deformable and the rigid rod of the extension of the bar part (4) of described elastically deformable partly (4) below.

10. device according to claim 7, it is characterized in that, the rigid end bar (4) of grille (3) comprises gripper shoe (21) in addition, described gripper shoe (21) fuses with described rigid end bar (4), when described deformable elastic bar part (4) was locked in the described rigid rod (4), gripper shoe supported the free end of the bar part (4) of described elastically deformable.

11. device according to claim 7 is characterized in that, the rigid rod part (4) of the extension of the bar part (4) of described elastically deformable comprises a ribs (20), described ribs (20) extension below described rigid rod part (4).

12. device according to claim 1 is characterized in that, the fixed screw (8) of each grille (3) on corresponding longeron is threaded onto groove in described longeron (1,2), and (1a is in the screwed hole of implementing in 2a).

13. device according to claim 1 is characterized in that, in the fixed screw (8) of each grille (3) on the described corresponding longeron (1,2) is threaded onto nut (9) in the bearing (10) that is arranged on longeron.

14. device according to claim 1, it is characterized in that, be bonded on described longeron (1 for each, 2) flange (1c, set screw (12) in perforation 2c) (14), described device comprise the screw element (13) between the perforation (14) that is inserted in described screw (12) and holds described screw (12).

15. device according to claim 1 is characterized in that, described device comprises the end cap (22) of two described covered conduits of sealing, and described end cap (22) is fixed on the end of longeron (1,2).

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