BE848622A - COMPOSITE ELEMENTS FOR THE CONSTRUCTION OF REMOVAL OR EXPANSION JOINTS. - Google Patents

COMPOSITE ELEMENTS FOR THE CONSTRUCTION OF REMOVAL OR EXPANSION JOINTS.

Info

Publication number
BE848622A
BE848622A BE2055481A BE2055481A BE848622A BE 848622 A BE848622 A BE 848622A BE 2055481 A BE2055481 A BE 2055481A BE 2055481 A BE2055481 A BE 2055481A BE 848622 A BE848622 A BE 848622A
Authority
BE
Belgium
Prior art keywords
element according
composite
elements
composite element
side members
Prior art date
Application number
BE2055481A
Other languages
French (fr)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to BE2055481A priority Critical patent/BE848622A/en
Priority to FR7638336A priority patent/FR2337787A1/en
Priority to NLAANVRAGE7614401,A priority patent/NL171920C/en
Priority to CA268,747A priority patent/CA1073721A/en
Priority to IT30924/76A priority patent/IT1123646B/en
Priority to US05/755,059 priority patent/US4091589A/en
Priority to DE2659316A priority patent/DE2659316C2/en
Priority to GB54354/76A priority patent/GB1539750A/en
Priority to PT66028A priority patent/PT66028B/en
Priority to ES454837A priority patent/ES454837A1/en
Publication of BE848622A publication Critical patent/BE848622A/en

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C11/00Details of pavings
    • E01C11/02Arrangement or construction of joints; Methods of making joints; Packing for joints
    • E01C11/04Arrangement or construction of joints; Methods of making joints; Packing for joints for cement concrete paving
    • E01C11/08Packing of metal
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C11/00Details of pavings
    • E01C11/02Arrangement or construction of joints; Methods of making joints; Packing for joints
    • E01C11/04Arrangement or construction of joints; Methods of making joints; Packing for joints for cement concrete paving
    • E01C11/14Dowel assembly ; Design or construction of reinforcements in the area of joints

Description

       

  "Eléments composites pour la construction de joints de

  
retrait ou de dilatation" L'invention concerne des éléments composites pour la construction de joints de retrait ou de dilatation. Plus spécialement, l'invention a pour objets des éléments pour la réalisation de joints de retrait ou de dilatation sans tassement différentiel pour tous ouvrages de géniecivil, tels que routes, pistes d'aviation, aires de circulation, de parkings ou de stockages, entrepôts frigorifiques, dalles ou chapes flottantes, pertuis, tunnels, bâtiments et similaires.

  
Un premier objet de l'invention consiste à relier entre eux, par une liaison rigide, au moins deux éléments de transfert de charge, du type plaque mince connu en soi, de façon à éviter le déplacement relatif de ces éléments isolés légers.

  
Un autre objet de l'invention est que ces éléments composites, étant plus lourds que les éléments isolés, ont

  
une meilleure stabilité lors de leur mise en oeuvre.

  
Un autre objet de l'invention consiste en ce que ces éléments composites facilitent considérablement la manutention et la rapidité de pose par rapport aux éléments isolés connus.

  
Un autre objet de l'invention est que les éléments de transfert de charge de l'élément composite sont disposés de telle façon qu'ils augmentent la longueur de la zone où doit s'effectuer le sciage; on obtient donc la certitude d'un sciage correct.

  
Un autre objet de l'invention consiste à relier des éléments composites entre eux au moyen d'un dispositif permettant une solidarisation et un alignement aisés de ces éléments.

  
Un autre objet de l'invention consiste en ce que les dispositifs parallèles à l'axe des joints servent également

  
de supports pour les armatures de la dalle.

  
Un autre objet de l'invention consiste à utiliser des éléments de transfert de charge et leurs dispositifs de liaison parallèles à l'axe des joints d'une hauteur telle que l'ensemble se trouve toujours sous la nappe d'armatures de la dalle et permettent, ainsi, l'utilisation de tous les susdits types d'armatures quelle que soit la dimension de leurs mailles.

  
Les éléments selon l'invention permettant d'obtenir les susdits avantages sont essentiellement constitués par au moins deux plaques minces quadrangulaires dont la moitié

  
de la surface supérieure présente des éléments d'ancrage ou barres d'attente, ces plaques étant placées et mutuellement solidarisées l'une derrière l'autre,les barres d'attente

  
étant disposées en quinconce.

  
Afin de mieux faire ressortir les caractéristiques

  
de la présente invention, une forme d'exécution préférée est décrite ci-apr ès, à titre d'exemple, sans caractère limitatif, en se référant aux dessins annexés dans lesquels :
la figure 1 représente en vue perspective un élément composite selon l'invention; la figure 2 représente, en vue en plan et schématiquement, une aire de roulement à l'endroit d'un joint de retrait ou de dilatation,exécutée selon l'invention; la figure 3 représente une coupe à échelle agrandie, selon la ligne III-III de la figure 2; la figure 4 est un agrandissement de la partie indiquée en F4 à la figure 2.

  
Dans la figure 1 est illustré un élément composite

  
 <EMI ID=1.1> 

  
soi. Chaque élément isolé est constitué par une assise 3 et des moyens d'accrochage ou barres d'attente 4 en forme d'étrier. Ces barres d'attente 4 sont situées sur la face supérieure de l'assise 3 et, ce, d'une manière telle qu'elles se présentent uniquement sur la moitié de la surface supérieure de l'assise.

  
Dans l'exemple de la figure 1, quatre éléments 2 sont placés l'un derrière l'autre afin de former un alignement, les étriers 4 étant disposés en quinconce et les plaques 2 étant mutuellement solidarisées à la partie supérieure de leurs barres d'attente 4 par un élément de liaison constitué par

  
 <EMI ID=2.1> 

  
rence, fixées à une certaine distance de l'extrémité des longerons 5 et 6 de manière à former des tiges de guidage, respectivement 10-11-12 et 13.

  
Ces éléments composites seront mis en alignement en dessous de la dalle 14, des éléments composites 1 étant de préférence fixés l'un à l'autre au moyen de manchons 15 dans lesquels sont engagées les tiges de guidage co-axiales 10-11-12

  
et 13 des éléments composites voisins.

  
La résistance des traverses 7-8-9 doit être telle que ces dernières puissent se déformer ou se rompre lors des mouvements de retrait et de dilatation de la dalle, sans perturber le fonctionnement du joint.

  
 <EMI ID=3.1> 

  
riau adéquat. Toutefois, ces éléments seront'de préférence, exécutés en acier.

  
Dans une exécution préférentielle, les longerons 5 et 6 ainsi que les traverses 7-8-9 sont fixés entre eux et sur les barres d'attente 4 des éléments 2 par soudage.

  
Il va de soi que l'invention n'est nullement limitée à l'exécution décrite ci-dessus et représentée aux dessins annexés. Toutes variantes peuvent y être apportées sans, pour autant, sortir du cadre de l'invention. 

REVENDICATIONS

  
1. Elément composite pour la construction de joints de retrait ou de dilatation, caractérisé en ce qu'il est constitué par au moins deux plaques minces quadrangulaires

  
dont la moitié de la surface supérieure présente des éléments d'ancrage ou barres d'attente, ces plaques étant placées et mutuellement solidarisées l'une derrière l'autre,

  
les barres d'attente étant disposées en quinconce.



  "Composite elements for the construction of

  
shrinkage or expansion "The invention relates to composite elements for the construction of contraction or expansion joints. More specifically, the invention relates to elements for the production of contraction or expansion joints without differential settlement for all structures civil engineering, such as roads, runways, traffic areas, parking lots or storage areas, cold stores, slabs or floating screeds, sluices, tunnels, buildings and the like.

  
A first object of the invention consists in connecting together, by a rigid connection, at least two load transfer elements, of the thin plate type known per se, so as to avoid the relative displacement of these light isolated elements.

  
Another object of the invention is that these composite elements, being heavier than the isolated elements, have

  
better stability during their implementation.

  
Another object of the invention consists in that these composite elements considerably facilitate the handling and the speed of installation compared to known isolated elements.

  
Another object of the invention is that the load transfer elements of the composite element are arranged in such a way that they increase the length of the zone where the sawing is to be carried out; one thus obtains the certainty of a correct sawing.

  
Another object of the invention consists in connecting composite elements to one another by means of a device allowing easy joining and alignment of these elements.

  
Another object of the invention is that the devices parallel to the axis of the joints also serve

  
supports for the slab reinforcements.

  
Another object of the invention is to use load transfer elements and their connecting devices parallel to the axis of the joints of a height such that the assembly is always located under the layer of reinforcements of the slab and allow, thus, the use of all the aforesaid types of reinforcements whatever the dimension of their meshes.

  
The elements according to the invention making it possible to obtain the aforesaid advantages are essentially constituted by at least two quadrangular thin plates, half of which

  
of the upper surface has anchoring elements or waiting bars, these plates being placed and mutually secured one behind the other, the waiting bars

  
being arranged in staggered rows.

  
In order to better highlight the characteristics

  
of the present invention, a preferred embodiment is described below, by way of example, without limitation, with reference to the accompanying drawings in which:
FIG. 1 represents in perspective view a composite element according to the invention; FIG. 2 shows, in plan view and schematically, a running surface at the location of a shrinkage or expansion joint, made according to the invention; FIG. 3 represents a section on an enlarged scale, along the line III-III of FIG. 2; Figure 4 is an enlargement of the part indicated at F4 in Figure 2.

  
In figure 1 is illustrated a composite element

  
 <EMI ID = 1.1>

  
self. Each isolated element consists of a seat 3 and hooking means or waiting bars 4 in the form of a stirrup. These waiting bars 4 are located on the upper face of the seat 3 and, this, in such a way that they are present only on half of the upper surface of the seat.

  
In the example of Figure 1, four elements 2 are placed one behind the other to form an alignment, the brackets 4 being staggered and the plates 2 being mutually secured to the upper part of their bars. hold 4 by a connecting element consisting of

  
 <EMI ID = 2.1>

  
rence, fixed at a certain distance from the end of the side members 5 and 6 so as to form guide rods, respectively 10-11-12 and 13.

  
These composite elements will be placed in alignment below the slab 14, the composite elements 1 preferably being fixed to each other by means of sleeves 15 in which the co-axial guide rods 10-11-12 are engaged.

  
and 13 neighboring composite elements.

  
The strength of cross members 7-8-9 must be such that they can deform or break during the retraction and expansion movements of the slab, without disturbing the operation of the joint.

  
 <EMI ID = 3.1>

  
adequate sound. However, these elements will preferably be made of steel.

  
In a preferred embodiment, the side members 5 and 6 as well as the cross members 7-8-9 are fixed to each other and to the waiting bars 4 of the elements 2 by welding.

  
It goes without saying that the invention is in no way limited to the embodiment described above and shown in the accompanying drawings. All variants can be made thereto without, however, departing from the scope of the invention.

CLAIMS

  
1. Composite element for the construction of contraction or expansion joints, characterized in that it consists of at least two thin quadrangular plates

  
half of the upper surface of which has anchoring elements or holding bars, these plates being placed and mutually secured one behind the other,

  
the waiting bars being staggered.


    

Claims (1)

2. Elément composite selon la revendication 1, caractérisé en 2. Composite element according to claim 1, characterized in ce que l'élément de liaison des plaques disposées l'une that the connecting element of the plates arranged one derrière l'autre est formé par au moins un longeron par behind the other is formed by at least one spar by rangée de barres d'attente. row of waiting bars. 3. Elément composite selon la revendication 2, caractérisé en 3. Composite element according to claim 2, characterized in ce que les longerons sont fixés sur la partie supérieure that the side members are fixed on the upper part des barres d'attente. waiting bars. 4. Elément composite selon la revendication 3, caractérisé en 4. Composite element according to claim 3, characterized in ce que les longerons sont fixés sur les barres d'attente that the side members are fixed on the holding bars par soudure. by welding. 5. Elément composite selon l'une des revendications précédentes, caractérisé en ce que les longerons sont reliés l'Un 5. Composite element according to one of the preceding claims, characterized in that the side members are connected to a à l'autre par au moins une traverse. to the other by at least one cross. 6. Elément composite selon l'une des revendications précédentes, caractérisé en ce que chaque élément est formé par 6. Composite element according to one of the preceding claims, characterized in that each element is formed by quatre plaques. four plates. 7. Elément composite selon l'une des revendications précédentes , caractérisé en ce que les éléments composites voisins 7. Composite element according to one of the preceding claims, characterized in that the neighboring composite elements sont reliés l'un à l'autre au moyen de manchons coopérant are connected to each other by means of cooperating sleeves avec les extrémités co-axiales de longerons. with the coaxial ends of side members. 8. Elément composite selon l'une des revendications précédentes, caractérisé en ce que la résistance des traverses, res-pectivement résistance des noeuds de fixation de ces traverses, sont telles que la traverse ou le susdit noeud puisse se déformer ou se rompre lors des mouvements de retrait et de <EMI ID=4.1> 8. Composite element according to one of the preceding claims, characterized in that the resistance of the sleepers, res-pectively resistance of the fixing nodes of these sleepers, are such that the sleeper or the aforesaid node can deform or break during withdrawal and <EMI ID = 4.1> movements joint. attached. 9. Eléments composites pour la construction de joints de retrait 9. Composite elements for the construction of shrinkage joints ou de dilatation, substantiellement tels que décrits précé- demment et illustrés aux dessins annexés. or expansion, substantially as described above and illustrated in the accompanying drawings.
BE2055481A 1976-01-08 1976-11-23 COMPOSITE ELEMENTS FOR THE CONSTRUCTION OF REMOVAL OR EXPANSION JOINTS. BE848622A (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
BE2055481A BE848622A (en) 1976-11-23 1976-11-23 COMPOSITE ELEMENTS FOR THE CONSTRUCTION OF REMOVAL OR EXPANSION JOINTS.
FR7638336A FR2337787A1 (en) 1976-01-08 1976-12-20 ELEMENT FOR THE CONSTRUCTION OF REMOVAL OR EXPANSION JOINTS AND COMPOSITE ELEMENT OBTAINED WITH THIS ELEMENT
NLAANVRAGE7614401,A NL171920C (en) 1976-01-08 1976-12-24 ELEMENT SET FOR FORMING A CRIMPING OR EXPANSION JOINT IN A FLOOR, ROAD OR SIMILAR SURFACE.
CA268,747A CA1073721A (en) 1976-01-08 1976-12-24 Element for the construction of a control or expansion joint, and composite element thus obtained
IT30924/76A IT1123646B (en) 1976-01-08 1976-12-28 ELEMENT FOR THE CONSTRUCTION OF CONTRACTION OR EXPANSION JOINTS AND COMPOSITE ELEMENT OBTAINED WITH THIS ELEMENT
US05/755,059 US4091589A (en) 1976-01-08 1976-12-28 Element for building contraction or expansion joints and composite unit obtained with this element
DE2659316A DE2659316C2 (en) 1976-01-08 1976-12-29 Insert bodies for dummy joints, especially in concrete slabs
GB54354/76A GB1539750A (en) 1976-01-08 1976-12-30 Element for building contraction or expansion joints and composite unit obtained with this element
PT66028A PT66028B (en) 1976-01-08 1977-01-03 ELEMENT FOR CONSTRUCTING REMOVAL OR EXPANSION JOINTS AND COMPOUND ELEMENT OBTAINED WITH THIS ELEMENT
ES454837A ES454837A1 (en) 1976-01-08 1977-01-07 Element for building contraction or expansion joints and composite unit obtained with this element

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE2055481A BE848622A (en) 1976-11-23 1976-11-23 COMPOSITE ELEMENTS FOR THE CONSTRUCTION OF REMOVAL OR EXPANSION JOINTS.

Publications (1)

Publication Number Publication Date
BE848622A true BE848622A (en) 1977-03-16

Family

ID=3865358

Family Applications (1)

Application Number Title Priority Date Filing Date
BE2055481A BE848622A (en) 1976-01-08 1976-11-23 COMPOSITE ELEMENTS FOR THE CONSTRUCTION OF REMOVAL OR EXPANSION JOINTS.

Country Status (1)

Country Link
BE (1) BE848622A (en)

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: WILLIAM H. MOOT ENGINEERING P.V.B.A.

Effective date: 19921130