DE1453626A1 - Suction valve for a piston pump - Google Patents

Description

DIfL-INa NL FINK PATENTANWALT · 7300 ESSLlNGEN (NECKAR) · HINDENBUtGSTtASSE

U53626

2. aoTeaber 1964 · P 5346

Bexroth, Xohr / aaln, Bellatelnweg 2

Dl · irflndung concerns «in Sengrentll for a · piston pump · it a * coaxial warn piston aaeebTftohten and la * deeeen Ye * - eohieberlohtiuie b« w # irea Testll ^ lled »da · dea a Kolbea- • rbeltereaia borders IbAe dee piston · beahbat iet-

BIa known ·, pilefCTed «ee Tentllflled old flaohea Teatilteller let alt aelnea retentively axially rereohiebbtr la« laea old DareliflttaadfffniiBe reehenen lagerglled stored. 9er Yeatllteller let dea X ₀ IbCn beaaahbart aad white% aa eeinea Ilafaag a kegelftSral «en 8jta. Hne ewleonen dta Banafttade and dea LecergUed eiaseapanate feder iet on deaaea * oa piston remote side "ane" arranges.

Duzen the Srflndune ** XL "ia * Tereinfaohte Tentilauebllduaf earth, which can be borrowed and cheap supply. ©! · Brflndune consists in that ·· daa Yentil member plate-shaped aaageblldet iet and swioohen on eeinea Ülafang la Afcetaad roneloander arranged fingers of a Pabrung · - limbs · alt 8r> iel arranged axially Tersehlebbar let and there ·· a Kingvulet al · Tmtllalta serves sin platefOralgee Yeatll-

909820/0265

- a - 2nd Boveafeer 1964 «

f 554 "

1st ltlsht «ad MlUg hsrsoetellsa. Is branoht no HQmUM ₉ Sondtr * swisehea his * IMfang and dta Ass ss— »abartsa EBrper kern sla big SpIsI be pre-banded. The platienfBralg * TentUglled is ranas-saving under the shore. Osr Β * ββ · ββο1 «* β can up to IM Baftnlhe sa the platten * Oralge VsBtUgllsd htraa« «leads vtrd« n and dssssa Offnnnesroriaii <«Btsrsttttssa. Äsi slas · klsiasa ft ^ bd «s TtatllJU ·« ·· can sla ffoss «r Qssvsohaltt ffctlfsgtftta wsrdsa.

«Slttrsr lasVHtfung ds * lrfladnag 1st slas das PlattenfVndgs Tsatllgllsd on sslasa 81ts sa hold «uohende iPeder salsohen dea WteOTgsgUsd end dea plattsafOraleen Tentllfllod aagsovdast Sas YsatUflltd tltst loss on the spring

IB the lsi SiBiWBl is sla Puej? Enelt «ent one BBBfS als is ^ | «WnfSBSlsflsl dee Oegenstsades dsr Srflnduag

la Uagseohnltt sohsamtlsoh shown.

Xa SlBSB K (4b «A« ehMnee 1 Mt a piston 2 axially displaceable mounted · ia sslBSB to the dsa tolieaeehatiee 1 outstanding bath 1st elk fadertelier 3 old Ulfe el »β spring length 4 attached. Mftssasa dsa fsdsrteller 3 and dea Kolpengehäuee 1st slas spring clamped in, which looks the lolben naoh auesen Gegsa sla esssatrleoh mounted drive wheel 6 sa drttoken, which is iBssatrlaltlt naoh Belleben sa belts.

dsr la the telohnung shown place of the piston 2 1st dleeer to selaea tob intrleberad 6 turned away sin -from einea faarungsglled? give »the one hanging aofwelst, sa dea finger • old siltUsasa Ibetaad are appropriate. Each dsr finger β aat slasa Ansonlagtell 9 · Has tQirangeglled 7 is through a

909820/0265 "

BATH

- 3 - 2 November 19640

P 53 * 6

Antohlttssntppcl 10 held in a layer of the piston housing 1. The Ansdhlueenippel 10 welet a piston see below protruding annular bead 11.

! wipe the piston 2 and the aneoblue nipple 10 is with lateral play with respect to the fingers 8 of the guide member 7 a valve plate 12 is arranged, which is stepped against the piston Ut. Swieohen the guide member 7 and the valve plate 12, a spring 13 is clamped, which the valve plate Hold on to the ring bead 11.

BIa eeltlioh to the chamber receiving the guide member 7 angeeohloeeener Kanal is duroh a 14 ball and a Pfder 15 having check valve monitored with Hold the help of a screw 16 in the working position au.

On 4ea piston housing 1 iat on its inlet side by means of elaee Haltere 17 a sieve 18 attached, the at least the Opening dee Ansohlueenippela 10 überdeokto

If the enentrieoh mounted drive wheel 6 is rotated, the calving is 2 going "and forth, Wehrend the suction stroke, lifts the valve plate ron the Hingwulst 11, and immediately follows the B _e movement of the piston 2 until the Aneohlagteilen 9 of the fingers 8 sit up. D _ft e Rüoksohlagyentil U stays here with geeohloeeen. During the pressure stroke, the valve plate is placed against the annular bead 11 by the spring 13 and the pressure in the working area of the piston 2 and the pressure medium, in particular liquid, flows through the check valve 14 on our pressure side in the pump housing (not shown) of the radial piston pump

909820/0265

- 4th - 2nd Hovtmber 1964G

P 5346

The suction valve shown in the drawing can also be used with other piston pumps <>

- 5th

909820/0 285

Claims (1)

- 5 - November 2, 19643 P 5346 Expectations 1 suction valve for a piston pump with a coaxial eum Piston attached and movable valve member in its Versohieberiohtung, which the one piston workerana limiting volume of the piston is adjacent, thereby characterized in that the valve member (12) is plate-shaped and between ■ a circumference of spaced fingers (6) of a guide member (7) is arranged axially displaceable with play and that a bulge (11) as a valve seat serves. 2 “Suction valve” according to Claim 1, which means that it is worthwhile that one is the plate-shaped valve member (12) on a seat looking spring (13) See the guide member (7) and the plate-shaped Valve member is clamped. 3ο suction valve according to claim 1 or 2, characterized daduroh that at least one finger (8) of the Finger of the guide member (7) a stroke of the valve member (12) has limiting stop part (9), 4 »suction valve naoh one of the preceding claims, characterized in that the guide member (7) for the plate-shaped valve member (12) a • having an opening for the piston to pass through Hing has to which the fingers (8) are attached, and that the guide member through a suction nipple (10) in his Operating situation is to be maintained » 909820/026 5