DK147154B - APPARATUS FOR COATING CONCRETE ELEMENTS - Google Patents

APPARATUS FOR COATING CONCRETE ELEMENTS Download PDF

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Publication number
DK147154B
DK147154B DK522875AA DK522875A DK147154B DK 147154 B DK147154 B DK 147154B DK 522875A A DK522875A A DK 522875AA DK 522875 A DK522875 A DK 522875A DK 147154 B DK147154 B DK 147154B
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DK
Denmark
Prior art keywords
asphalt
curbs
rollers
container
bath
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DK522875AA
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Danish (da)
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DK522875A (en
DK147154C (en
Inventor
Lennart Bergkvist
Original Assignee
Stoed Ab G
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Publication of DK147154B publication Critical patent/DK147154B/en
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Publication of DK147154C publication Critical patent/DK147154C/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B11/00Apparatus or processes for treating or working the shaped or preshaped articles
    • B28B11/04Apparatus or processes for treating or working the shaped or preshaped articles for coating or applying engobing layers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B11/00Apparatus or processes for treating or working the shaped or preshaped articles
    • B28B11/04Apparatus or processes for treating or working the shaped or preshaped articles for coating or applying engobing layers
    • B28B11/046Apparatus or processes for treating or working the shaped or preshaped articles for coating or applying engobing layers by rolling

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  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Road Paving Machines (AREA)
  • Road Paving Structures (AREA)
  • Road Repair (AREA)
  • Coating Apparatus (AREA)
  • Reinforcement Elements For Buildings (AREA)

Description

(19) DANMARK(19) DENMARK

|É (12) FREMLÆGGELSESSKRIFT od 147154 B| É (12) PUBLICATION MANUAL OR 147154 B

DIREKTORATET FOR PATENT- OG VAREMÆRKEVÆSENETDIRECTORATE OF THE PATENT AND TRADEMARKET SYSTEM

(21) Patentansøgning nr.: 5228/75 (51) lnt.CI.3: B 05 C 1/08 B28B 11/04 (22) Indleveringsdag: 20 nov 1975 E 01 C 11/22 (41) Alm. tilgængelig: 13 Jun 1976 (44) Fremlagt: 30 apr 1984 (86) International ansøgning nr.: -(30) Prioritet: 12 dec 1974 SE 7415616 (71) Ansøger: AB *G-STOED; c/o AB Gottåsa Cementgjuteri, S-340 32 Grimsloev, SE.(21) Patent Application No: 5228/75 (51) Lnt.CI.3: B 05 C 1/08 B28B 11/04 (22) Filing Date: 20 Nov 1975 E 01 C 11/22 (41) Alm. available: 13 Jun 1976 (44) Submitted: 30 Apr 1984 (86) International Application No: - (30) Priority: 12 Dec 1974 SE 7415616 (71) Applicant: AB * G-STOED; c / o AB Gottåsa Cement Foundry, S-340 32 Grimsloev, SE.

(72) Opfinder: Lennart *Berg kvist; SE(72) Inventor: Lennart * Berg twig; SEE

(74) Fuldmægtig: Dansk Patent Kontor ApS_ (54) Apparat til belægning af betonelementer(74) Plenipotentiary: Dansk Patent Kontor ApS_ (54) Apparatus for coating concrete elements

Den foreliggende opfindelse angår et apparat til belægning af langstrakte betonelementer med et lag af bituminøst materiale. Opfindelsen angår især belægning af præfabrikerede kantsten af beton med et lag af bituminøst materiale på undersiden, så fastlimning af sådanne elementer til vejbelægninger bliver mulig.The present invention relates to an apparatus for coating elongated concrete elements with a layer of bituminous material. The invention relates in particular to the coating of prefabricated curbs of concrete with a layer of bituminous material on the underside, so that bonding of such elements to road surfaces becomes possible.

Det er nu blevet almindeligt at tilvejebringe kantsten til veje, gader og lignende pladser ved at fastlime præfabrikerede kantsten af beton oven på en forud klargjort belægning af asfalt eller beton. Metoden, q som har flere fordele fremfor den traditionelle metode med at sætte ji kantstenene i en opgravet rende og ligeledes fremfor den anden prak- 2 tiserede metode med at støbe kantstenene direkte på vejbelægningen, ^ udføres ved, at en stribe af lim lægges ud i den for kantsteneneIt has now become common to provide curbs for roads, streets and similar spaces by gluing precast concrete curbs on top of a pre-prepared asphalt or concrete coating. The method, q which has several advantages over the traditional method of putting the curbs in an excavated gutter and also over the other practiced method of casting the curbs directly on the pavement, is carried out by laying out a strip of glue. the one for the curbs

TT

3 2 147154 beregnede længde, hvorefter kantstenene sættes deri. Limen består mest hensigtsmæssigt af en bituminøs masse, f.eks. asfalt, eventuelt med iblanding af gummi, men også forskellige typer plastlim er blevet prøvet. Bituminøs lim har imidlertid den store fordel, at den ikke hærdner permanent og derfor kan optage kantstenenes bevægelser uden at revne. Ved anvendelse af en sådan lim udlægges den i smeltet tilstand, inden kantstenene påsættes.3 2 147154 calculated length, after which the curbs are inserted therein. The adhesive is most conveniently composed of a bituminous mass, e.g. asphalt, possibly with the addition of rubber, but also different types of plastic glue have been tried. However, bituminous glue has the great advantage that it does not cure permanently and therefore can absorb the movements of the curbs without cracking. Using such an adhesive, it is laid out in a molten state before the curbs are applied.

Man har også foreslået forud, dvs. allerede i umiddelbar tilslutning til kantstenenes fremstilling, at forsyne de præfabrikerede kantsten med et limlag på undersiden. Herved skulle man på byggepladsen kun behøve at opbløde limlaget ved opvarmning eller behandling med opløsningsmiddel og derefter sætte kantstenene ud på plads. Udlægningen af limstriben skulle altså bortfalde, hvilket indebærer en væsentlig arbejdsbesparelse.It has also been proposed in advance, ie. to provide the prefabricated curbs with an adhesive layer on the underside, immediately in connection with the manufacture of the curbs. This would only need to soak up the adhesive layer at the construction site by heating or solvent treatment and then putting the curbs in place. The laying of the adhesive strip should thus be eliminated, which entails a significant saving in labor.

Det har imidlertid vist sig vanskeligt at finde en praktisk metode, der egner sig til belægning af kantsten i forbindelse med deres fremstilling. Metoden skal være sådan, at den enkelt kan inkorporeres i en automatiseret fremstillingsproces uden at forårsage forstyrrelser i denne og uden at kræve en omfattende manuel arbejdsindsats. Den skal desuden garantere, at hver kanstens underside bliver rigeligt dækket med et lige tykt lag af asfalt.However, it has proved difficult to find a practical method suitable for coating curbs in their manufacture. The method must be such that it can be easily incorporated into an automated manufacturing process without causing any interference therein and without requiring extensive manual labor. It must also ensure that the underside of each edge is amply covered with an even thick layer of asphalt.

Ifølge den foreliggende opfindelse løses problemet ved, at der anvendes et apparat, hvori de præfabrikerede betonelementer transporteres på en rullebane over et bad af smeltet asfalt, idet rullerne i banen delvis er neddyppet i asfalten og tager asfalt med sig fra badet og afsætter den på de over rullerne passerende elementers underside.According to the present invention, the problem is solved by using an apparatus in which the prefabricated concrete elements are conveyed on a roller conveyor over a bath of molten asphalt, the rollers in the web partially submerged in the asphalt, taking asphalt from the bath and depositing it on the over the rollers' underside of the rollers.

Appåratet har ifølge opfindelsen en foroven åben beholder, som er egnet til at indeholde et bad af smeltet asfalt, og en over badet anbragt rullebane, hvis ruller delvis er neddyppet i asfaltbadet i beholderen, således som nærmere angivet i krav l's kendetegnende del.According to the invention, the apparatus has a top open container suitable for containing a bath of molten asphalt and a roller track disposed over the bath whose rollers are partially submerged in the asphalt bath in the container, as further specified in the characterizing part of claim 1.

Det er hensigtsmæssigt tillige at forsyne hver kantsten med en belægning på den ene endeflade, således at denne belægning kan udgøre 147154 3 fugemassen mellem tilstødende kantsten i den færdige udsatte kantstøtte. Til dette formål kan der i asfaltbadet indrettes en svingelig plade, der i én stilling befinder sig asfaltbadet og i en anden, opsvinget stilling befinder sig foran et langs banen tilført element og stopper dettes bevægelse og samtidigt afsætter asfalt på dets endeflade.It is also convenient to provide each curb with a coating on one end surface so that this coating may constitute the sealant between adjacent curbs in the finished exposed curb. For this purpose, a pivoting plate can be arranged in the asphalt bath, which in one position is the asphalt bath and in another, pivoted position is located in front of an element applied along the web and stops its movement and at the same time deposits asphalt on its end surface.

Hensigtsmæssigt fortsætter rullebanen over et afkølingsbad indeholdende koldt vand, således at det pålagte asfaltlag øjeblikkeligt afkøles tilstrækkeligt til ikke af klæbe.Conveniently, the runway continues over a cooling bath containing cold water so that the applied asphalt layer is immediately cooled sufficiently so as not to stick.

Opfindelsen forklares nærmere under henvisning til tegningen, der illustrerer et anlæg til fremstilling af betonelementerne og med en udførelsesform for et apparat ifølge opfindelsen.The invention is explained in more detail with reference to the drawing which illustrates a plant for the manufacture of the concrete elements and with an embodiment of an apparatus according to the invention.

Fig. 1 viser skematisk, set fra siden anlægget med apparatet, fig. 2 anlægget set fra oven og fig. 3 i større skala en del af apparatet set fra siden og delvis gennemskåret.FIG. 1 is a schematic side view of the plant with the apparatus; FIG. 2 shows the plant from above and FIG. 3 shows, on a larger scale, a portion of the apparatus viewed from the side and partially cut away.

Anlægget ifølge fig. 1 og 2 har en rullebane 1, langs hvilken kantsten fremføres i længderetningen, hensigtsmæssigt flere samtidigt, f.eks. i grupper på tre elementer, fra et anlæg til støbning af elementerne, efter at de er hærdnet tilstrækkeligt til at kunne håndteres. Rullebanen 1 fortsætter over en beholder 2, der indeholder smeltet asfalt (f.eks. med en temperatur på 150-200°C), og en beholder 3 indeholdende koldt vand til afkøling af asfaltbelægningen, og de behandlede elementer kan tages af fra rullebanens sidste del 4 ved hjælp af ikke viste midler. Beholderen 2 er forsynet med en indretning 5 (der beskrives nærmere i det følgende) til belægning af elementernes forreste endeflader umiddelbart ved deres ankomst til beholderen 2.The system of FIG. 1 and 2, a runway 1 along which curbs are longitudinally advanced is suitably several simultaneously, e.g. in groups of three elements, from a plant to casting the elements after they are cured sufficiently to handle. The runway 1 continues over a container 2 containing molten asphalt (for example, with a temperature of 150-200 ° C), and a container 3 containing cold water for cooling the asphalt coating, and the treated elements can be removed from the last of the runway. part 4 by means not shown. The container 2 is provided with a device 5 (described further below) for coating the front end faces of the elements immediately upon their arrival at the container 2.

En smeltningsbeholder 6 er anbragt ved siden af rullebanen 1 og er gennem ledninger 7 forbundet med asfaltbeholderen 2, således at smeltet asfalt kan holdes i cirkulation mellem smeltningsbeholderen 6 og belægningsbeholderen 2 og den sidstnævnte stadig holdes fyldt med smeltet asfalt af hensigtsmæssig temperatur op til et niveau lige under dens øvre kant.A melting container 6 is arranged adjacent to the runway 1 and is connected through conduits 7 to the asphalt container 2 so that molten asphalt can be kept in circulation between the melting container 6 and the coating container 2 and the latter still being filled with molten asphalt of suitable temperature up to a level. just below its upper edge.

4 1471544 147154

Beholderen 2 har form som et rektangulært, foroven åbent trug med varmeisolerende vægge. Den ovenover liggende del af rullebanen har to på beholderen 2's lange kanter hvilende bjælker 8, i hvilke rullerne 9 er lejret ved hjælp af akseltappe. Rullerne har en sådan diameter, at deres nedre del rager noget ned under niveauet 10 i beholderen 2.Container 2 is shaped like a rectangular, open top trough with heat insulating walls. The upper portion of the runway has two beams 8 resting on the long edges of the container 2, in which the rollers 9 are mounted by means of shaft pins. The rollers are of such a diameter that their lower portion projects slightly below the level 10 of the container 2.

Vandbeholderen 3 er udført på stort set samme måde som asfaltbeholderen 2, men behøver naturligvis ikke at være varmeisoleret. Den indeholder vand op til et niveau lidt under rullernes aksler, og rullernes nedre dele rager således ned i vandbadet.The water container 3 is designed in much the same way as the asphalt container 2, but of course does not need to be heat insulated. It contains water up to a level slightly below the shafts of the rollers, and thus the lower parts of the rollers extend into the water bath.

Rullerne 9 drives sammen eller hver for sig (eller også kan nogle af dem være drevet og de andre rotere frit) ved hjælp af ikke viste indretninger, således at en kantsten 20, som anbringes på rulle banens højre ende, fremføres i længderetningen over banen og derved først føres over asfaltbadet i beholderen 2 og derefter over vandbadet i vandbeholderen 3. I asfaltbadet optager rullerne 9 asfalt fra badet og afsætter den på de passerende kantstens undersider i form af et lige tykt lag. Dette lag afkøles derefter under passagen over afkølingsbadet i beholderen 3.The rollers 9 are driven together or separately (or some of them may be driven and the others rotate freely) by means of devices not shown, such that a curb 20, which is placed on the right end of the roll web, is advanced longitudinally across the web and thereby first passing over the asphalt bath in the container 2 and then over the water bath in the water container 3. In the asphalt bath, the rollers 9 pick up asphalt from the bath and deposit it on the undersides of the passing curb in the form of an even thick layer. This layer is then cooled during passage over the cooling bath in vessel 3.

Mellem to ruller 9 er der nær den ende af beholderen 2, hvor kantstenene tilføres, lejret en med rullerne parallel aksel 11, til hvilken er fast forbundet et antal U-formede arme 12, der hver i deres frie ende er forsynet med en plade 13. Antallet af arme 12 og plader 13 er det samme som antallet af kantsten, som i hver gruppe skal føres frem parallelt med hinanden på rullebanen, og armene er anbragt således, at de stort set befinder sig i samme langsgående vertikalplan som elementerne under deres fremføring.Between two rollers 9, there is mounted near the end of the container 2 where the curbs are fed, a shaft 11 parallel to the rollers, to which are fixedly connected a plurality of U-shaped arms 12, each provided with a plate 13 at their free end. The number of arms 12 and plates 13 is the same as the number of curbs to be advanced in each group parallel to each other on the runway, and the arms are arranged so that they are substantially in the same longitudinal vertical plane as the elements during their advance. .

På akselen 11 er der envidere i den ene side af rullebanen fastgjort en opragende arm 14, der er forbundet med stempelstangen i en på bjælken 8 fastgjort hydraulisk cylinder 15, hvis to ender gennem ledninger 16 og 17 er sluttet til en manøvreringsventil 18, til hvilken et trykmedium kan føres gennem ikke viste ledninger. Ved manøvreringen af cylinderen 15 kan armen 14 og dermed armene 12 og pladerne 13 svinges fra den med fuldt optrukne og punkterede linier viste stilling, hvor pladerne 13 er helt neddyppet i asfaltbadet, til den med streg- 147154 5 prik-linier viste stilling, hvor. armene 12's frie ender rager op over asfaltbadet med pladerne 13 i det væsentlige stående lodret i banerne for de kantsten 20, som modtages på rullebanen (fra højre i figurerne).On the shaft 11, furthermore, on one side of the runway is mounted an upright arm 14 which is connected to the piston rod in a hydraulic cylinder 15 attached to the beam 8, the two ends of which are connected through conduits 16 and 17 to an actuating valve 18, to which a pressure medium can be passed through lines not shown. In operating the cylinder 15, the arm 14 and thus the arms 12 and the plates 13 can be pivoted from the fully drawn and dotted lines position, where the plates 13 are fully immersed in the asphalt bath, to the position shown by dashed lines, where . the free ends of the arms 12 extend over the asphalt bath with the plates 13 substantially vertical in the lanes of the curbs 20 received on the runway (from the right in the figures).

Cylinderen 15 manøvreres med således beregnede intervaller, at pladerne 13 svinges op foran hver gruppe kantsten, som modtages på rullerne. Derved støder stenenes ender mod pladerne 13, der er belagt med asfalt, og der afsættes et lag asfalt på hver stens endeflade. Pladerne svinges derpå ned, hvorefter kantstenene fortsætter deres bevægelse, således som det allerede er beskrevet.The cylinder 15 is operated at intervals so calculated that the plates 13 are pivoted up in front of each group of curbs received on the rollers. Thereby, the ends of the stones abut the plates 13, which are coated with asphalt, and a layer of asphalt is deposited on the end surface of each stone. The plates are then pivoted down and the curbs continue their movement as already described.

Rullerne 9 i rullebanen kan have glatte cylindriske kappeoverflader.The rollers 9 in the runway may have smooth cylindrical sheath surfaces.

Det har imidlertid vist sig, at asfaltlimen ved anvendelse af sådanne ruller har en tendens til at trænge ud ved siderne, således at også kantstenenes sideflader får en belægning i nærheden af underkanterne. For at undgå dette er det mere hensigtsmæssigt at udforme rullerne eller i det mindste nogle af rullerne i asfaltbadet og i det mindste den første rulle i afkølingsbadet således, at kantstenene kun berører rullerne på en lille del af undersiden. Eksempelvis kan rullerne, som det antydes på tegningen, være forsynet med adskilte perifere ringe 19, der er således placeret, at hver stens underside hviler på et mindre antal af sådanne ringe under passagen over hver rulle. Det er også muligt at udforme rullerne korrugeret i længderetningen .However, it has been found that, when using such rolls, the asphalt adhesive tends to protrude at the sides, so that the lateral surfaces of the curbs also get a coating near the lower edges. To avoid this, it is more convenient to design the rollers or at least some of the rollers in the asphalt bath and at least the first roll in the cooling bath so that the curbs touch only the rollers on a small portion of the underside. For example, as indicated in the drawing, the rollers may be provided with separate peripheral rings 19 positioned such that the underside of each stone rests on a smaller number of such rings during passage over each roll. It is also possible to design the rollers corrugated longitudinally.

DK522875A 1974-12-12 1975-11-20 APPARATUS FOR COATING CONCRETE ELEMENTS DK147154C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE7415616A SE400099B (en) 1974-12-12 1974-12-12 APPARATUS FOR COATING OF ELONG COINTRY ELEMENTS, SPECIAL EDGE STAND ELEMENT, WITH BITUMINOST MATERIAL
SE7415616 1974-12-12

Publications (3)

Publication Number Publication Date
DK522875A DK522875A (en) 1976-06-13
DK147154B true DK147154B (en) 1984-04-30
DK147154C DK147154C (en) 1984-09-17

Family

ID=20322987

Family Applications (1)

Application Number Title Priority Date Filing Date
DK522875A DK147154C (en) 1974-12-12 1975-11-20 APPARATUS FOR COATING CONCRETE ELEMENTS

Country Status (5)

Country Link
DE (1) DE2555878C3 (en)
DK (1) DK147154C (en)
FI (1) FI60899C (en)
NO (1) NO147864C (en)
SE (1) SE400099B (en)

Also Published As

Publication number Publication date
NO754200L (en) 1976-06-15
FI753463A (en) 1976-06-13
DE2555878C3 (en) 1978-04-27
DE2555878A1 (en) 1976-06-16
FI60899C (en) 1982-04-13
NO147864C (en) 1983-06-29
SE400099B (en) 1978-03-13
DK522875A (en) 1976-06-13
DK147154C (en) 1984-09-17
DE2555878B2 (en) 1977-09-01
SE7415616L (en) 1976-06-13
FI60899B (en) 1981-12-31
NO147864B (en) 1983-03-21

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