DE1727993U - PIPE VENTILATOR WITH AIR INLET DUCTS CONTROLLED BY A FLOAT VALVE. - Google Patents

Description

Bobr aerator with air flow controlled by an iSohv / irmör valve

entry & anal

JMWf * * * * m

Schafer Si EiM. Berlin - Neukölln.

iSa are already devices for. Ventilation of drainage systems, known, offered a veriiiiid v / erdea should _t that uribintentigt öcfctmutziwasööi? ia die HeiGwassörleituagea, ai ^ esatigt, wea & durcia. 3etri © "bsstörurisöa or when emptying the system © creates a negative pressure.

It is already known for this Xweclc di «Koiirbeliifter with ei »eia Schwiaiaerveatil au verseiieni that in Hoxwaldrucic against de »valve seat is pressed, but when the pressure is released, the pressure * icös, so z «B · if the system is empty or in the event of malfunctions from its seat» so that there is an air passage above it & uft enters the Iieituag to be emptied and the formation of a door print © is prevented »by the dirty water could be sucked into the hot water "

Eb has been shown that _t boi such t; _t a * _f chwimmerventiien prevent B "after repairs in the pipeline network of inadvertently dm tubes parachutist Rosti.eilchen _t Schlaianiteilchen or Dichtungetaateiial aitgeschwenmt be sealing by the flat of the Schwimraerventils *

/ S

This © to avoid disturbances »has also been suggested» to connect an additional float valve upstream of the main float valve »and to switch it on. the Aaschlagf laugh with Biefen or recesses au pass _t although the water in sufficient quantity to prevent the passage of ferunreinigungen * This additional valve acts so "oh kind of a screen · screens can be used for such purposes do not use" pass can "but _f because they can be made finely enough »uia the passage of the tiniest i-eilchen au verMö & what» but also the one mentioned. Bidding or savings in an additional Sciiwiiamerventil can not always sound satisfactory * because, due to their only possible small size and small dimensions, they can easily get clogged or get on the valve seat of the foreign Schssfimmerventile and prevent its withdrawal »

practice present ürfinduog; now also eliminates this potential leakage of the proposed designs by "that the floating valve containing the SciMi" Merkaamer is closed by a sieve body, which consists of pox'Oseia sintered material "

the drawing shows, as an example, an embodiment of an Eohrbelilf ters _f and sswar

Fig. 1 is a vertical section through the aerator and Fig. 2 is a section through Fig. 1 in the direction of i & aie 2-2 The body a of the drill aerator is provided on its free end in the well-known manner b which it is placed on the riser "m upper mde the body with a air inlet passages" s provided "the quqf pass through it, and d means a line extending in the axial direction in the bore

of the aerator open out » Xn the iclrÄlranerkanuaer is housed in the well-known y / elee the 3ate7isnerventil e» which is old tilting t leads into corresponding channels of the aerator body »The ^ ehwiffiiaerkorper has on its upper 2nda an insert g * which fits into the hole d» and aryan the upper surface of the shimmer and an inward-reaching shoulder of the ventilator body, a head k is put on, which protects the Xaaftei entry channels c against dirt & t

As far as is known, the joint is also known. The lower part of the aerator body is now formed by a shoulder against which a screen body is held and held in place by a threaded ring. The knife screen body consists of a disk made of porous sintered material, which is embroidered with ε-I, in the case of the illustrated screen body the youthfulness of the tap water does not corrode »Ss has now inclined to use sintered materials of this type, which can be produced with PoreaagrSssen down to 5» are especially suitable for the present purposes, because on the one hand they still have sufficient water permeability f mm the SchwitKmerventii under sufficient © jerk closed ZVL hold and secondly due Sssst very fine pores also eligible smallest? not erunreinieungsteilehen hindurchliiisseni also ksaa ^ eino Verstoof ting oinos such öiebkörpers öintreteiii since the inirase coming VerursrQinigmigsteilchen not in a position are "only partially penetrate into the very fine pores vmä. automatically when the Kohr aeration is started by the backflow of the water from the Schwiamerkeuasier

In the d rgestelltea AusiHibriiagsbeispiel the Siebkorper than ßeheibe Trained _t one, but may vary me, Ausfuhrmig of fcetr & fdteixlen SobrbeXufters also oeliebig other forms a * B * can be ajliaderföxaiig aueoolbildet, \ serves iobei of the ^ assuage ais ßi ^ biläciie _t or he can be koniseli trained xmä dergl * more »

The ivafal the material "from which the sintered body is formed WI3? D Bich after the respective * ITery / enduiagsziweck judge"

Claims (3)

Schute claims « 1) Pipe aerator controlled by an Ec & vlmor valve jjuf toiiitrittskanSlöa »in that the float valve containing Schwiiaaerkamaer by a. Sieve body completed v / ird »des, * from porous Sintor ^ cyicstcff? consists" Z) Pipe aerator according to claim 1 "characterized in that the Biefc & orper is designed in the shape of a disk and forms a closing wall of the f: chv? Iromericamaer" 3) anti-vacuum device according to / uasprueh 1 and 2, 'characterized in that between Sehwiimerkf ^ amer and placed onto the rising main pipe socket has a shoulder (m) is formed _f lays against the check dor Schudiuierkörper and against it by a in the thread of the connecting piece used Sirc is tightened * 4} Hohrbelüfter according to claim 1 »marked thereby that the eehvdCTiervejitil Ce) has a number of ribs (f) or the like leads into corresponding hats of the valve housing *