DE2149622C - Smoke evacuation for scarfing device - Google Patents

Description

5. Smoke evacuation after one of the suction takes place on the side of the flamrnensprüche 1 to 3, characterized in that in ₃ o the good, essentially in the right [angle to Ausden the smoke evacuation a filter a flow direction of the FIM oxygen That has switched on. Advantage that the Abgue with the help of yornchtungen

6. Smoke evacuation according to one or more, which are laterally and not in Fanrtnch reren of claims 1 to 4, characterized in that the Hamm device or machine is characterized in that the ₃₅ The structure of the machine is simpler to cool the smoke gases , their operation splashes the slag granulation and / or is more flexible because the suction device is used in a wet filter. gen do not bother.

In another embodiment of the invention the resulting smoke gases are predominantly

40 deflected by blown air from its direction of origin in order to be drawn into a laterally arranged suction

The invention relates to a smoke evacuator for get. With this arrangement, the smoke becomes one Hand held device, gassing through the blown air, which is a cooler temperature

Has smoke evacuation devices for scarfing systems, cooled, and filter cooling problems are we-

are known. To get a good suction of the 45 niger seriously. The suction systems need

To ensure that the flue gases produced by the scarfing process are not too large to have openings around all

afford, will today absorb practically all scarfing machine exhaust gases.

NEN built in a fixed arrangement. In the direction of the In a further favorable embodiment of the shower the flame detection emerging from the scarfing burners, the blowing device is located at the start of the flame Oxygen is behind the so-called scarfing zone a 5O and the suction device at the end of the flame, and the Fixed chimney with suction and then blowing direction is essentially the same as that of the bite Filter arranged. direction of movement of the scarfing oxygen, where-

These systems are primarily for extensive and is achieved by a more even gas flow

and elaborate scarfing systems are provided. For which less blowing action is sufficient,

large area of hand flaming and training. 55 In another advantageous embodiment, FIG

optional flaming with a mobile hammering device, run the smoke evacuation unit, insert a filter

However, the arrangement described above is switched. This prevents damage to the

not suitable. There are already two types of suction fan.

knows a movable chimney with suction The Sprite machines are used to cool down the flue gases for moving Hamm devices or flame form exhibit. This movable arrangement water the slag granulation and / or a wet gene are, however, very expensive and are intended to hinder the filter. This makes an inadmissible Also part of driving the scarfing machine. A white heating of the smoke evacuation system prevents Another disadvantage is that in the case of separately arranged EIe- Further advantages, features and applications (movable machine and movable 65 possibilities of the invention result from the at-chimney) these are thus locked against each other lying representation of an embodiment 'must ensure that a collision is avoided. Fer- as well as from the following description, The only figure shows a schematic diagram of the

position of a movable scarfing system with a self z. B. Suitable En

Smoke evacuation device according to the invention. ^Η * ^ Τ "ί TfSS device 4 and the blowing

A scarfing machine 1, which moves on rails 6 - ^Zw '^ ^he " ^d f / _t An fan 3 with a filter inlet

Lich is, has scarfing burner 7 for insulation of the device 8 in enι ve _{needs the} separation

Scarfed material 2, e.g. B. a slab. A blower 5 direction 5 f ^ ^na "« _Q " _{not the} flue gases

device 8 is on one long side of the slab 2 application of ^ "^" ^ punished GaU not in

brought while on the opposite side completely fj * ™ · * ^ * ^ but about the

the suction device or the chimney 4 blown to the atmosphere we ^ _returned

The blower device 8 directs itself with the blower device into the m «m

relatively high speed along the longitudinal direction. ...___ _aHe flue gas duct on relative

processing of the slab moving fumes off to them, can Airfterian aUeK ^ ^ ^ _Ankge

to blow in front of the opening of the suction device. narrow barely geiuu

This allows the same time the suction relatively ubersicnUicn _A ^ J _{26n m} circuit remains held beklein and treated at all in the position ^{D, a} ™ ^{system for "S?} ^ Lens is the possible becoming, laterally across the entire slab width i ₅ fi" ^dhche " ^L f / ^^ Ha ^ device or fumes to be sucked off. Suction, as well as the ^ * ⁿ ™ ~ T [ _{ft of a} slag granulation blowing device, can be divided into sections ^ ³ ™. ^111-1 ^^ "! .. ™ ¹ ^ _{ar th} in the Rauchgassein so that only in the immediate BereLh the entste- by ^s P ^ntzwas f ^r ^." Henden fumes hervormft r * £ ^ fumes or the blowing device Suction ^ & ^^ JtomwUn feeder to work, with gung being effective. The control of the air in these *> or ^^^ "^ flue gases takes place. Both channels are cooled down to Raue g with the help of appropriate flaps
made in a known manner. To control systems can - «. H Komoinien

1 sheet of drawings

Claims (1)

Accumulation of polluted exhaust gases detrimental to the _D. , -U Wife of lavish! Feeding systems are cleaned _Claims : Help given ^by j ™ ^ atmosphere 1. Smoke evacuation for a scarfing process can be. Aufeabe based on a direction, characterized in that 5 The invention cherishes the task «% £> ^ ££ the exhaust gases via a fan (3) ^ f ^ sucks and does not adhere to the pressure side of the fan (3) and as blown air over the material to be flamed (2) exhaust gas quantities arise ^^^^ SSSng. blown away result in a cycle. direction therefore no extensive exhaust gas controls 2. Has smoke evacuation for a scarfing pre-io. ._ direction according to claim I, characterized in that the task is thereby gdost, net, that the suction on the side of the to fläm- gas over a ' ^νΛΐ * / ^ 5? Menden Gut essentially at right angles to the pressure side of the to the outflow direction of the scarfing oxygen flaming goods ^^^ fSlS diesfh f _o i _{et 15} ben. This has the advantage that the smoke gases, me sicn f. Smoke evacuation for a scarfing device with a relatively high ^^^^^^ Σ ^ Λ Tuns according to claim 2, characterized in that the opening of the senses is blown_and that the resulting smoke gases are mainly the suction, »direction ^." ™ 8 * ™ blown air can be removed from the direction in which it is generated and can only be reset to its position in the first place, be directed to a laterally arranged _ao the smoke gases over the whole ^Bra * ^ """""gj * To get suction (4). suction. The deposition of 4. Smoke evacuation according to claim 1, there- does not need to be so complete, as the ^ device (8) at the start of the flame and the suction pre-gases several times through the F.lter lautau, ae ^ characterized in that the blower device Suction opening. g is arranged around from the circle alignment (4) at the end of the flame and a ₅ separate and into the surrounding atmosphere, the blowing direction is essentially with the bed remains ^u ° ^e ff ™ ^ · _in . _no is true In an advantageous embodiment of the invention