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SI26479A - The process of renewing the existing worn cast iron floor shaft coverand the assembly of the renewed floor shaft cover - Google Patents

The process of renewing the existing worn cast iron floor shaft coverand the assembly of the renewed floor shaft cover Download PDF

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Publication number
SI26479A
SI26479A SI202300038A SI202300038A SI26479A SI 26479 A SI26479 A SI 26479A SI 202300038 A SI202300038 A SI 202300038A SI 202300038 A SI202300038 A SI 202300038A SI 26479 A SI26479 A SI 26479A
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SI
Slovenia
Prior art keywords
cover
existing
floor shaft
insert
machined
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Application number
SI202300038A
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Slovenian (sl)
Inventor
Maj Blatnik
Vanja Kolar
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Atriva d.o.o.
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Application filed by Atriva d.o.o. filed Critical Atriva d.o.o.
Priority to SI202300038A priority Critical patent/SI26479A/en
Publication of SI26479A publication Critical patent/SI26479A/en

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Abstract

Predmetni izum razkriva postopek obnove obstoječega obrabljenega litoželeznega pokrova (1) talnega jaška in sestav obnovljenega pokrova (10) talnega jaška, pri čemer postopek obnove obsega demontažo in čiščenje obstoječega obrabljenega litoželeznega pokrova (1) talnega jaška, neobvezno obdelavo zgornje ploskve obstoječega obrabljenega pokrova (1) talnega jaška, izdelavo načrta razporeditve montažnih izvrtin (4B) po obdelanem obstoječem pokrovu (1) in vložku (2), nameščanje vložka (2) na obdelano zgornjoploskev obdelanega obstoječega pokrova (1), vrtanje montažnih izvrtin (4A) skozi vložek (2) in montažnih izvrtin (4B) skozi obdelan obstoječi pokrov (1), izdelavo načrta zgornje plošče (3), glede na obstoječi pokrov (1), pri čemer načrt vsebuje tudi motiv (31), ki bo izdelan na zgornji ploskvi zgornje plošče (3), izdelavo zgornje plošče (3) v skladu z izdelanim načrtom, izrez odprtin (6B) v vložku (2), nameščanje zgornje plošče (3) na vložek (2) in obdelan obstoječi pokrov (1), nameščanje podložk (3C) navijake (3A) in privijanje ustreznih matic (3B) na vijake (3A) s spodnje strani obdelanega obstoječega pokrova (1).The subject invention discloses the process of renewing the existing worn cast-iron cover (1) of the floor shaft and the assembly of the renewed cover (10) of the floor shaft, wherein the restoration process comprises dismantling and cleaning the existing worn cast-iron cover (1) of the floor shaft, optional processing of the upper surface of the existing worn cover ( 1) floor shaft, making a plan for the arrangement of mounting holes (4B) after the treated existing cover (1) and insert (2), installing the insert (2) on the treated upper surface of the treated existing cover (1), drilling mounting holes (4A) through the insert ( 2) and mounting holes (4B) through the machined existing cover (1), creation of a plan of the top plate (3), according to the existing cover (1), whereby the plan also contains the motif (31), which will be produced on the upper surface of the top plate (3), making the top plate (3) according to the drawn plan, cutting the openings (6B) in the insert (2), installing the top plate (3) on the insert (2) and machining the existing cover (1), installing the washers (3C) ) screws (3A) and screwing the corresponding nuts (3B) onto the screws (3A) from the underside of the machined existing cover (1).

Description

Postopek obnove obstoječega obrabljenega litoželeznega pokrova talnega jaška in sestav obnovljenega pokrova talnega jaškaThe process of renewing the existing worn cast iron floor shaft cover and the assembly of the renewed floor shaft cover

Področje izumaField of the Invention

Predmetni izum spada na področje litoželeznih pokrovov talnih jaškov, bolj natančno na postopek obnove obstoječega obrabljenega litoželeznega pokrova talnega jaška.The subject invention belongs to the field of cast iron floor shaft covers, more precisely to the process of restoring an existing worn cast iron floor shaft cover.

Predmet izumaThe subject of the invention

Predmet izuma je postopek obnove obstoječega litoželeznega pokrova talnega jaška na način, da obstoječi pokrov ohrani vse bistvene lastnosti, kot so nosilnost, način odpiranja jaška, ustrezno hrapavost, ki preprečuje zdrs in dimenzijska ustreznost.The subject of the invention is the process of restoring the existing cast iron cover of the floor shaft in such a way that the existing cover retains all essential properties, such as load-bearing capacity, the method of opening the shaft, adequate roughness that prevents slipping and dimensional adequacy.

Nadalje je predmet izuma sestav obnovljenega litoželeznega pokrova talnega jaška.Furthermore, the subject of the invention is the composition of the restored cast iron cover of the floor shaft.

Stanje tehnikeState of the art

Talni jaški so v tehniki poznani. Omogočajo dostop do podtalne infrastrukture kot je na primer vodovod, kanalizacija, telekomunikacije, električna napeljava in podobno.Floor shafts are known in the art. They provide access to underground infrastructure such as water supply, sewage, telecommunications, electrical wiring and the like.

Pokriti so s pokrovi, ki so s tlemi poravnani in tako omogočajo nemoten promet tako pešcev kot tudi vozil.They are covered with covers that are level with the ground and thus enable smooth traffic for both pedestrians and vehicles.

Pokrovi talnih jaškov so običajno litoželezni, običajno iz nodulame litine, lahko pa tudi betonski, iz umetnih mas in podobno.Covers of floor shafts are usually cast iron, usually made of nodular cast iron, but can also be made of concrete, synthetic materials and the like.

Litoželezni pokrovi talnih jaškov so polni, brez skoznjih odprtin ali pa so izdelani v obliki rešetke, ki omogoča odtekanje meteorne vode v podzemno meteorno kanalizacijo.The cast-iron covers of the floor shafts are solid, without through openings, or they are made in the form of a grid, which allows storm water to drain into the underground storm sewer.

Polni litoželezni pokrovi talnih jaškov imajo običajno kvadratno, pravokotno, okroglo ali ovalno obliko, največkrat v velikosti med 30 cm x 30 cm in 100 cm x 100 cm oziroma s premerom med 30 cm in 100 cm. Omenjeni pokrovi imajo zgornjo, pohodno oziroma povozno ploskev izvedeno reliefno, kar zagotavlja boljši oprijem podplata pešca ali pnevmatike vozila in preprečuje zdrs. Omenjeni reliefi služijo izključno izboljšanemu oprijemu, včasih pa vsebujejo tudi ime ali logotip proizvajalca ali naročnika pokrova, tehnične podatke kot je standard po katerem so izdelani, nosilnost, namembnost (elektrika, voda) in podobno.Solid cast iron covers for floor shafts usually have a square, rectangular, round or oval shape, most often in sizes between 30 cm x 30 cm and 100 cm x 100 cm, or with a diameter between 30 cm and 100 cm. The mentioned covers have an embossed upper, walking or driving surface, which ensures a better grip of the sole of a pedestrian or a vehicle tire and prevents slipping. The mentioned reliefs serve exclusively for improved grip, but sometimes they also contain the name or logo of the manufacturer or customer of the cover, technical data such as the standard according to which they are manufactured, load capacity, purpose (electricity, water) and the like.

Obstoječi litoželezni pokrovi talnih jaškov imajo različne načine odpiranja. V stanju tehnike je poznana izvedba s potopnimi ročaji, kijih ob odpiranju izvlečemo iz pokrova.The existing cast iron floor manhole covers have different ways of opening. In the state of the art, there is a known version with submersible handles, which are pulled out of the lid when opened.

V naslednji poznani izvedbi ima pokrov 40 na zgornji strani dva para vdolbin 41, ki se v primeru kvadratnega pokrova nahajata ob nasprotnih stranicah, kot je shematsko prikazano na sliki 4. Preostala ploskev 42 pokrova 40 je izvedena reliefno, kar je na sliki 4 prikazano šrafirano.In the next known embodiment, the cover 40 has two pairs of recesses 41 on the upper side, which in the case of a square cover are located on opposite sides, as shown schematically in Figure 4. The remaining surface 42 of the cover 40 is made in relief, which is shown in cross-hatching in Figure 4 .

Na spodnji ploskvi omenjenega litoželeznega pokrova talnega jaška so navzdol štrleča ojačevalna rebra, ki zagotavljajo ustrezno nosilnost pokrova.On the lower surface of the aforementioned cast-iron cover of the floor shaft, there are reinforcing ribs protruding downwards, which ensure adequate load-bearing capacity of the cover.

Zgornja ploskev polnega litoželeznega pokrova talnega jaška se tekom let obrabi in postane preveč gladka, ne zagotavlja več ustreznega oprijema, ob tem pa se pojavi rja in praske, kar kvari izgled pokrova.Over the years, the upper surface of the solid cast iron floor shaft cover wears out and becomes too smooth, it no longer provides adequate grip, and rust and scratches appear, which spoils the appearance of the cover.

Obrabljeni pokrovi se zamenjajo z novimi, obrabljeni pa se zavržejo, kar predstavlja tako ekonomski kot tudi ekološki problem.Worn covers are replaced with new ones, and worn ones are thrown away, which represents both an economic and an ecological problem.

Tehnični problemTechnical problem

Tehnični problem, ki ga predmetni izum rešuje je postopek obnove obstoječega obrabljenega litoželeznega pokrova talnega jaška, s katerim obstoječi pokrov obnovimo tako, da ohrani vse bistvene lastnosti, kot so nosilnost, način odpiranja jaška, ustrezno hrapavost, ki preprečuje zdrs in dimenzijska ustreznost, ob tem pa na zgornjo ploskev omenjenega obstoječega pokrova namestimo novo pohodno oziroma po vozno ploščo (v nadaljevanju zgornja plošča), ki poleg izboljšanega oziroma ustreznega oprijema zagotovi privlačnejši izgled z informacijami prilagojenimi željam naročnika. Tako izdelamo sestav obnovljenega litoželeznega pokrova.The technical problem that the subject invention solves is the process of renewing the existing worn cast-iron cover of the floor shaft, with which the existing cover is renewed in such a way that it preserves all the essential properties, such as load-bearing capacity, the method of opening the shaft, adequate roughness that prevents slipping and dimensional adequacy, while and thus, on the upper surface of the mentioned existing cover, we install a new walking or driving plate (hereinafter the upper plate), which, in addition to improved or adequate grip, provides a more attractive appearance with information adapted to the client's wishes. This is how we make the composition of the restored cast iron cover.

Glede na navedeno, obstaja potreba po postopku obnove obrabljenega litoželeznega pokrova talnega jaška, kot tudi po sestavu obnovljenega pokrova, ki poleg izboljšanega oziroma ustreznega oprijema, služi dodatnemu namenu, kot na primer izboljšanju estetskega izgleda in/ali zagotavljanju informacij, ki so prilagojene željam naročnika.In view of the above, there is a need for the process of restoring the worn cast-iron cover of the floor shaft, as well as for the composition of the renewed cover, which, in addition to improved or adequate adhesion, serves an additional purpose, such as improving the aesthetic appearance and/or providing information that is adapted to the wishes of the client .

Kratek opis slikA brief description of the images

V nadaljevanju je predmet izuma opisan s pomočjo priloženih slik, ki prikazujejo: Slika 1: sestav 10 pokrova, obnovljenega po postopku po predmetnem izumu;In the following, the subject of the invention is described with the help of the attached figures, which show: Figure 1: the assembly 10 of the cover, restored according to the process according to the subject invention;

Slika 2: obnovljen sestav 10 pokrova s slike 1 v razstavljenem stanju;Fig. 2: restored cover assembly 10 from Fig. 1 in disassembled state;

Slika 3: primer polja za motiv 31, na zgornji ploskvi zgornje plošče 3;Figure 3: example of a field for motif 31, on the upper surface of the upper plate 3;

Slika 4: primer obstoječega pokrova 40 po stanju tehnike.Figure 4: Example of an existing prior art cover 40.

Definicija uporabljenih izrazovDefinition of terms used

V nadaljevanju uporabljena izraza »obstoječi obrabljeni litoželezni pokrov 1« in v skrajšani obliki »obstoječi pokrov 1«, se nanašata na obstoječi, obrabljen litoželezni pokrova talnega jaška.In the following, the terms "existing worn cast iron cover 1" and in abbreviated form "existing cover 1" refer to the existing, worn cast iron cover of the floor shaft.

V nadaljevanju uporabljen izraz »sestav 10 obnovljenega pokrova«, se nanaša na sestav 10 pokrova, obnovljen po postopu po predmetne izumu.The term "reconstructed cover assembly 10" used in the following refers to the cover assembly 10, restored according to the process according to the subject invention.

Kratek opis izumaBrief description of the invention

Predmetni izuma opisani tehnični problem rešuje z uvedbo postopka obnove obrabljenega litoželeznega pokrova talnega jaška, kot tudi z uvedbo sestava tako obnovljenega pokrova.The subject of the invention solves the described technical problem by introducing the process of restoring the worn cast-iron cover of the floor shaft, as well as by introducing the composition of the cover thus restored.

Podroben opis izumaDetailed description of the invention

Postopek obnove obstoječega obrabljenega litoželeznega pokrova 1 talnega jaška in izdelave sestava 10 pokrova, obsega naslednje korake:The process of restoring the existing worn cast iron cover 1 of the floor shaft and manufacturing the cover assembly 10 includes the following steps:

(a) demontaža in čiščenje obstoječega obrabljenega litoželeznega pokrova 1 talnega jaška;(a) dismantling and cleaning of the existing worn cast iron cover of 1 floor shaft;

(b) neobvezna obdelava zgornje ploskve obstoječega obrabljenega litoželeznega pokrova 1 talnega jaška in sicer z brušenjem ali frezanjem tako, da odstranimo reliefni oziroma neravni del zgornje ploskve pokrova 1;(b) optional treatment of the upper surface of the existing worn cast-iron cover 1 of the floor shaft by grinding or milling in such a way as to remove the relief or uneven part of the upper surface of the cover 1;

v primeru, daje zgornja ploskev obstoječega obrabljenega litoželeznega pokrova 1 talnega jaška močno obrabljena ali, daje pod nivojem tal, ta korak ni potreben;if the upper surface of the existing worn cast-iron cover 1 of the floor shaft is badly worn or if it is below ground level, this step is not necessary;

(c) izdelava načrta razporeditve montažnih izvrtin 4B po tako obdelanem obstoječem pokrovu 1 in vložku 2, pri čemer je razporeditev izvrtin 4B načrtovana tako, da so po obdelanem obstoječem pokrovu 1 razporejene enakomerno, pri tem pa ne smejo biti na mestih, kjer ima obdelani obstoječi pokrov 1 na spodnji strani nosilna rebra 5;(c) making a plan for the arrangement of mounting holes 4B over the thus treated existing cover 1 and insert 2, wherein the arrangement of the holes 4B is planned so that they are distributed evenly over the treated existing cover 1, but they must not be in places where the treated the existing cover 1 on the lower side of the supporting ribs 5;

(d) nameščanje vložka 2 iz tehnične gume, debeline od 1 do 4 mm, na obdelano zgornjo ploskev obdelanega obstoječega pokrova 1;(d) installing an insert 2 made of technical rubber, 1 to 4 mm thick, on the treated upper surface of the treated existing cover 1;

(e) vrtanje montažnih izvrtin 4A skozi vložek 2 in montažnih izvrtin 4B skozi obdelan obstoječi pokrov 1 v skladu z načrtom iz točke (c), pri čemer so izvrtine 4A in 4B paroma soosne;(e) drilling mounting holes 4A through the insert 2 and mounting holes 4B through the machined existing cover 1 in accordance with the plan of (c), wherein the holes 4A and 4B are coaxial in pairs;

(f) izdelava načrta zgornje plošče 3, glede na obstoječi pokrov 1, ki ga obnavljamo in ob upoštevanju mesta in velikosti odprtin 6C za odpiranje obstoječega pokrova 1 jaška, na mestu katerih sta v zgornji plošči 3 izrezani odprtini 6A, pri čemer razporeditev vijakov 3 A ustreza razporeditvi montažnih izvrtin 4B, načrt pa vsebuje tudi motiv 31, ki bo izdelan na zgornji ploskvi zgornje plošče 3;(f) making a plan of the upper plate 3, according to the existing cover 1, which is being renewed and taking into account the location and size of the openings 6C for opening the existing cover 1 of the shaft, in the place of which the openings 6A are cut in the upper plate 3, whereby the arrangement of the screws 3 A corresponds to the arrangement of the mounting holes 4B, and the plan also contains the motif 31, which will be made on the upper surface of the upper plate 3;

(g) izdelava zgornje plošče 3 v skladu z načrtom iz točke (f), kjer postopek izdelave obsega vsaj naslednje korake:(g) manufacture of the top plate 3 according to the plan in point (f), where the manufacturing process comprises at least the following steps:

- odrez zgornje plošče 3 iz surovca (pločevine), izrez odprtin 6A,- cutting of the upper plate 3 from the raw material (sheet metal), cutting out the openings 6A,

- posnemanje zgornjih robov zgornje plošče 3,- imitation of the upper edges of the upper plate 3,

- varjenje vijakov 3A na spodnjo ploskev zgornje plošče 3, obdelava, oziroma hrapavljenje zgornje površine zgornje plošče 3, v prednostni izvedbi s peskanjem, pri čemer mora odpornost obdelane površine proti zdrsu ustrezati zahtevam standardov SIST EN IST EN 13670:2010, SIST EN I3670:2010/A101.20I0/AC:2017 in DIN 51130-2014;- welding of screws 3A to the lower surface of the upper plate 3, treatment or roughening of the upper surface of the upper plate 3, preferably by sandblasting, whereby the resistance of the treated surface against slipping must meet the requirements of the standards SIST EN IST EN 13670:2010, SIST EN I3670: 2010/A101.20I0/AC:2017 and DIN 51130-2014;

izdelava motiva 31 na zgornji ploskvi zgornje plošče 3, v prednostni izvedbi z rezkanjem;production of the motif 31 on the upper surface of the upper plate 3, preferably by milling;

(h) izrez odprtin 6B v vložku 2, v skladu z načrtom iz točke (f);(h) cutout of openings 6B in insert 2, in accordance with the plan in point (f);

(i) nameščanje zgornje plošče 3, ki ima na spodnji ploskvi navzdol štrleče vijake 3A, na vložek 2, pri čemer vijaki 3A potekajo skozi montažne izvrtine 4A in 4B in segajo preko spodnje ploskve obdelanega pokrova 1, (j) nameščanje podložk 3C na vijake 3A in privijanje ustreznih matic 3B na vijake 3A s spodnje strani obdelanega obstoječega pokrova 1.(i) fitting the top plate 3, having downwardly projecting screws 3A on the lower surface, to the insert 2, the screws 3A passing through the mounting holes 4A and 4B and extending over the lower surface of the machined cover 1, (j) placing the washers 3C on the screws 3A and screwing the corresponding nuts 3B onto the screws 3A from the underside of the machined existing cover 1.

Kot je omenjeno zgoraj so montažne izvrtine 4B po obdelanemu obstoječem pokrovu 1 razporejene enakomerno, pri tem pa ne smejo biti na mestih, kjer ima obdelani pokrov 1 na spodnji strani nosilna rebra 5,As mentioned above, the mounting holes 4B are evenly distributed over the machined existing cover 1, but they must not be in places where the machined cover 1 has supporting ribs 5 on the underside,

Vsaka izvrtina 4B mora biti od naj bližjega nosilnega rebra 5 obdelanega obstoječega pokrova 1 oddaljena najmanj 15 mm, s čimer je zagotovljena nespremenjena nosilnost sestava 10 obnovljenega pokrova.Each bore 4B must be at least 15 mm away from the nearest bearing rib 5 of the treated existing cover 1, which ensures the unchanged load-bearing capacity of the assembly 10 of the renewed cover.

Omenjena zgornja plošča 3 ima na zgornji ploskvi motiv 31 s poljubno vsebino, kije v prednostni izvedbi rezkan ali vgraviran, kot je na primer talna oznaka, oznaka kraja, grb, poljubno besedilo, drugo obeležje, prikaz določene osebe in podatke o njej in podobno. Velikost in položaj motiva 31 sta za vsako zgornjo ploščo določena posebej, glede na velikost plošče 3 in ob upoštevanju želja naročnika.Said upper plate 3 has a motif 31 on the upper surface with arbitrary content, which in a preferred embodiment is milled or engraved, such as, for example, a ground mark, a place mark, a coat of arms, any text, another feature, a representation of a certain person and information about him, and the like. The size and position of the motif 31 are determined for each upper panel separately, according to the size of the panel 3 and taking into account the wishes of the client.

Omenjena zgornja plošča 3 je v prednostni izdelana iz nerjavečega jekla, lahko pa je izdelana tudi iz aluminija, medenine, brona in podobno.Said top plate 3 is preferably made of stainless steel, but it can also be made of aluminum, brass, bronze and the like.

Debelina zgornje plošče 3 je od 2 mm do 10 mm, njena oblika pa je prilagojena vsakokratni obliki pokrova. Zgornji vodoravni robovi zgornje plošče 3 so posneti pod kotom od 20° do 60°, v skladu z načrtom iz točke (f).The thickness of the upper plate 3 is from 2 mm to 10 mm, and its shape is adapted to the respective shape of the cover. The upper horizontal edges of the upper plate 3 are chamfered at an angle of 20° to 60°, according to the plan from point (f).

Kot je prikazano na sliki 2 ima zgornja plošča 3 na spodnji strani privarjene vijake 3 A, ki štrlijo navzdol in so namenjeni sestavljanju in fiksiranju vseh treh osnovnih elementov sestava 10 obnovljenega pokrova, to je obdelanega obstoječega pokrova 1, gumijastega vložka 2 in zgornje plošče 3, s pomočjo ustreznih podložk 3C in matic 3B, ki so na vijake 3A pritrjene s spodnje strani.As shown in Figure 2, the upper plate 3 has welded screws 3 A on the lower side, which protrude downwards and are intended to assemble and fix all three basic elements of the assembly 10 of the renewed cover, i.e. the machined existing cover 1, the rubber insert 2 and the upper plate 3 , with the help of appropriate washers 3C and nuts 3B, which are attached to the screws 3A from the bottom side.

Število vijakov je odvisno od velikosti in oblike obstoječega pokrova 1. V primeru obstoječega pokrova 1 velikosti 60 cm x 60 cm je vijakov 3 A od 4 do 16, v prednostni izvedbi 10, velikosti od M8 do M12, v prednostni izvedbi MIO. Matice 3B so v prednostni izvedbi samozapome matice, ki ustrezajo velikosti vijaka 3A. Primer zgornje ploskve zgornje plošče 3 z prikazanim poljem za motiv 31 je prikazan na sliki 3.The number of screws depends on the size and shape of the existing cover 1. In the case of the existing cover 1 of size 60 cm x 60 cm, the screws 3 A are from 4 to 16, in the preferred embodiment 10, sizes from M8 to M12, in the preferred embodiment MIO. In the preferred embodiment, the nuts 3B are self-locking nuts corresponding to the size of the bolt 3A. An example of the top face of the top plate 3 with the motif field 31 shown is shown in Figure 3.

Na opisani način izdelamo sestav 10 obnovljenega pokrova talnega jaška.In the described way, we make the assembly 10 of the restored floor shaft cover.

Sestav 10 obnovljenega pokrova prikazan na slikah 1 in 2 ima za pritrditev zgornje plošče predvidenih 10 vijakov velikosti MIO, ki so razporejeni v tri vrste, pri čemer so v stranskih vrstah, na medsebojno enaki razdalji, razporejeni po trije vijaki, v srednji vrsti pa so na medsebojno enaki razdalji razporejeni štirje vijaki.The rebuilt cover assembly 10 shown in Figures 1 and 2 has 10 screws of MIO size arranged in three rows for fixing the top plate, where three screws are arranged in the side rows, at an equal distance from each other, and in the middle row there are four screws spaced at the same distance from each other.

Predmetni izum nadalje obsega tudi sestav 10 obnovljenega pokrova, izdelan po zgoraj opisanem postopku.The subject invention further includes the composition 10 of the renewed cover, manufactured according to the process described above.

Sestav 10 obnovljenega pokrova sestoji iz obdelanega obstoječega pokrova 1 talnega jaška, obdelanega v skladu z zgoraj opisanim postopkom, vložka 2 in zgornje plošče 3, ki sta ravno tako izdelana v skladu z zgoraj opisanim postopkom. Vsi trije elementi, obstoječi pokrov 1, vložek 2 in zgornja plošča 3 so medsebojno povezani s pomočjo ustreznih podložk 3C in matic 3B, ki so na vijake 3 A pritrjene s spodnje strani.The rebuilt cover assembly 10 consists of a machined existing floor shaft cover 1, machined according to the process described above, an insert 2 and a top plate 3, which are also manufactured according to the process described above. All three elements, the existing cover 1, the insert 2 and the upper plate 3 are interconnected by means of the corresponding washers 3C and nuts 3B, which are attached to the screws 3 A from the bottom side.

Predmetni izum je predstavljen in prikazan s pomočjo konkretnega izvedbenega primera. V konkretnem izvedbenem primeru je prikazan pokrov kvadratne oblike, vendar predmetni izum obsega vse velikosti in oblike obstoječih litoželeznih pokrovov 1 talnih jaškov.The subject invention is presented and illustrated with the help of a concrete implementation example. In the concrete embodiment, a square-shaped cover is shown, but the subject invention includes all sizes and shapes of existing cast iron covers 1 floor shafts.

V stroki izkušenim bo takoj jasno, daje možno spreminjati na primer razporeditev vijakov, način hrapavljenja, kot na primer s ščetkanjem, brušenjem in podobno, videz, vsebino oziroma vsebino motiva na zgornji plošči 3, kakor tudi način izdelave motiva na zgornji ploskvi zgornje plošče 3, na primer s pomočjo frezanja, graviranja in podobno, kar pa na postopek ali na sestav 10 obnovljenega pokrova po predmetnem izumu bistveno ne vpliva.It will be immediately clear to those skilled in the art that it is possible to change, for example, the arrangement of the screws, the method of roughening, such as by brushing, grinding and the like, the appearance, content or content of the motif on the upper plate 3, as well as the method of making the motif on the upper surface of the upper plate 3 , for example with the help of milling, engraving and the like, which does not significantly affect the process or the composition of the restored cover 10 according to the subject invention.

Take variacije in izvedenke so s predmetnim izumom v celoti obsežene.Such variations and developments are fully encompassed by the subject invention.

Claims (4)

1. Postopek obnove obstoječega obrabljenega litoželeznega pokrova (1) talnega jaška, značilen po tem, da obsega naslednje korake:1. The process of restoring the existing worn cast iron cover (1) of the floor shaft, characterized by the fact that it comprises the following steps: (a) demontaža in čiščenje obstoječega obrabljenega litoželeznega pokrova (1) talnega jaška;(a) dismantling and cleaning of the existing worn cast iron cover (1) of the floor shaft; (b) neobvezna obdelava zgornje ploskve obstoječega obrabljenega litoželeznega pokrova (1) talnega jaška in sicer z brušenjem ali frezanjem tako, da odstranimo reliefni oziroma neravni del zgornje ploskve obstoječega pokrova (D;(b) optional treatment of the upper surface of the existing worn cast-iron cover (1) of the floor shaft by grinding or milling in such a way as to remove the relief or uneven part of the upper surface of the existing cover (D; (c) izdelava načrta razporeditve montažnih izvrtin (4B) po obdelanem obstoječem pokrovu (1) in vložku (2), pri čemer je razporeditev izvrtin (4B) načrtovana tako, da so po obdelanem pokrovu (1) razporejene enakomerno, pri tem pa ne smejo biti na mestih, kjer ima obdelani obstoječi pokrov (1) na spodnji strani nosilna rebra 5 in mora biti vsaka izvrtina (4B) od najbližjega nosilnega rebra (5) obdelanega obstoječega pokrova (1) oddaljena najmanj 15 mm;(c) creating a layout plan for mounting holes (4B) across the machined existing cover (1) and insert (2), wherein the layout of the holes (4B) is planned so that they are evenly spaced across the machined cover (1), but not they may be in places where the machined existing cover (1) has supporting ribs 5 on the underside and each hole (4B) must be at least 15 mm away from the nearest supporting rib (5) of the machined existing cover (1); (d) nameščanje vložka (2) iz tehnične gume, debeline od 1 do 4 mm, na obdelano zgornjo ploskev obdelanega obstoječega pokrova (1);(d) installing an insert (2) made of technical rubber, 1 to 4 mm thick, on the treated upper surface of the treated existing cover (1); (e) vrtanje montažnih izvrtin (4A) skozi vložek (2) in montažnih izvrtin (4B) skozi obdelan obstoječi pokrov (1) v skladu z načrtom iz točke (c), pri čemer so izvrtine (4A) in (4B) paroma soosne;(e) drilling mounting holes (4A) through the insert (2) and mounting holes (4B) through the machined existing cover (1) in accordance with the plan in (c), with the holes (4A) and (4B) being coaxial in pairs ; (f) izdelava načrta zgornje plošče (3), glede na obstoječi pokrov (1), ki ga obnavljamo in ob upoštevanju mesta in velikosti odprtin (6C) za odpiranje obstoječega pokrova (1) jaška, na mestu katerih sta v zgornji plošči (3) izrezani odprtini (6A), pri čemer razporeditev vijakov (3A) ustreza razporeditvi montažnih izvrtin (4B), načrt pa vsebuje tudi motiv (31), ki bo izdelan na zgornji ploskvi zgornje plošče (3);(f) making a plan of the upper plate (3), according to the existing cover (1) that is being renewed and taking into account the location and size of the openings (6C) for opening the existing cover (1) of the shaft, in the place of which the upper plate (3 ) the cut-out opening (6A), whereby the arrangement of the screws (3A) corresponds to the arrangement of the mounting holes (4B), and the plan also contains the motif (31) that will be made on the upper surface of the upper plate (3); (g) izdelava zgornje plošče (3) v skladu z načrtom iz točke (f), kjer postopek izdelave obsega vsaj naslednje korake:(g) manufacture of the top plate (3) in accordance with the plan from point (f), where the manufacturing process includes at least the following steps: - odrez zgornje plošče (3) iz surovca (pločevine), izrez odprtin (6A),- cutting of the upper plate (3) from the raw material (sheet metal), cutting out the openings (6A), - posnemanje zgornjih robov zgornje plošče (3),- imitation of the upper edges of the upper plate (3), - varjenje vijakov (3A) na spodnjo ploskev zgornje plošče (3),- welding screws (3A) to the lower surface of the upper plate (3), - obdelava, oziroma hrapavljenje zgornje površine zgornje plošče (3), v prednostni izvedbi s peskanjem, pri čemer mora odpornost obdelane površine proti zdrsu ustrezati zahtevam standardov SIST EN IST EN 13670:2010, SIST EN 13670:2010/ A101.2010/AC:2017 in DIN 51130-2014;- treatment, or roughening of the upper surface of the upper plate (3), preferably by sandblasting, whereby the resistance of the treated surface against slipping must meet the requirements of the standards SIST EN IST EN 13670:2010, SIST EN 13670:2010/ A101.2010/AC: 2017 and DIN 51130-2014; izdelava motiva (31) na zgornji ploskvi zgornje plošče (3), v prednostni izvedbi z rezkanjem;making a motif (31) on the upper surface of the upper plate (3), preferably by milling; (h) izrez odprtin (6B) v vložku (2), v skladu z načrtom iz točke (f);(h) cutout of the openings (6B) in the insert (2), according to the plan from point (f); (i) nameščanje zgornje plošče (3), ki ima na spodnji ploskvi navzdol štrleče vijake (3A), na vložek (2), pri čemer vijaki (3A) potekajo skozi montažne izvrtine (4A) in (4B) in segajo preko spodnje ploskve obdelanega obstoječega pokrova (1), (j) nameščanje podložk (3C) na vijake (3A) in privijanje ustreznih matic (3B) na vijake (3A) s spodnje strani obdelanega obstoječega pokrova (1).(i) fitting the top plate (3), which has downwardly projecting screws (3A) on the lower surface, to the insert (2), the screws (3A) passing through the mounting holes (4A) and (4B) and extending over the lower surface of the machined existing cover (1), (j) installing washers (3C) on the bolts (3A) and screwing the corresponding nuts (3B) onto the bolts (3A) from the underside of the machined existing cover (1). 2. Postopek obnove obstoječega obrabljenega litoželeznega pokrova (1) talnega jaška po zahtevku 1, značilen po tem, daje debelina zgornje plošče (3) od 2 mm do 10 mm in, daje v prednostni izvedbi izdelana iz nerjavečega jekla.2. The process of renewing the existing worn cast iron cover (1) of the floor shaft according to claim 1, characterized in that the thickness of the upper plate (3) is from 2 mm to 10 mm and, in a preferred embodiment, is made of stainless steel. 3. Sestav (10) obnovljenega pokrova talnega jaška, značilen po tem, daje izdelan po postopku po kateremkoli izmed predhodnih zahtevkov.3. The assembly (10) of the restored floor shaft cover, characterized in that it is produced according to the process according to any of the preceding claims. 4. Sestav (10) obnovljenega pokrova talnega jaška po zahtevku 3, značilen po tem, da je sestavljen iz obdelanega obstoječega pokrova (1) talnega jaška, vložka (2) in zgornje plošče (3), ki so medsebojno povezani s pomočjo ustreznih podložk (3C) in matic (3B), ki so na vijake (3A) pritrjene s spodnje strani obdelanega obstoječega pokrova (1) talnega jaška.4. The assembly (10) of the renewed floor shaft cover according to claim 3, characterized in that it consists of the machined existing floor shaft cover (1), the insert (2) and the top plate (3), which are connected to each other by means of suitable washers (3C) and nuts (3B), which are attached to the screws (3A) from the underside of the machined existing cover (1) of the floor shaft.
SI202300038A 2023-03-29 2023-03-29 The process of renewing the existing worn cast iron floor shaft coverand the assembly of the renewed floor shaft cover SI26479A (en)

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