DE1731344U - CONTROL DEVICE FOR HYDROSTATIC GEARS, PUMPS OD. DGL. - Google Patents

Description

Baynler-Benz Aktiengesellschaft Salm 5554a / 4

for hydrostatic gears * Etsspen öder dgl «*

lie! fire-related to © ine Stemerrorrichtimg: for

I hydrostatic drives _fl itaEpes or * dg! · With; r ^ XsiriT tBB »-

f running * abwecliselzid with a Saiigpaxasi and a Uruck: -

I mim in "ferbindozig- tretenden SteuerSffntingen des-

I ■ clear where the opening control system «dea

I and / or the 2ro £ fntmgssteuerfeante des SJaugrataaes

I the ITatpmilctüLage; the pelatir ijnilairfenden StetterSffnang:

I am in üinlattfricntmig · auriicferersetzifc ^, sa that they τοη this

I only -r late-for overdrive ..

* ■ Sie Setterang consists in the fact that nor die Eso

nods: but you lltsciiXiiSsteaerSBn-fee gegenfibeor the

of the reXatir mnX current tax organizations. aetarii

a further feature, the Heuerong Trajm in. an sicL · er way within the Ibataades between the 3m

1 ^ befiaidlic & en: relatively tnnlaiiienden. G

I and dea? SrcEiEflhTmgssteiierlEsnte; a ffi ^^ ciilag ^ ea-feil Torge-

seneac .ssiar ^ weslcöes into aL ττ »τ CTTrf ^ ranjfcT» asgeordnei «. des ¹ on the one hand with? dem Brttclcraaam bair ^ dem Saugraizm: in. Ter— binding stelrt ixttd, on the other hand, from the reiatisr rmj , at ^ -ffgp ^ <s rt Stener & ffnnng ülersteneirfe is _# and what nsimaXerweia «the Steiieroffnting ^ in opposition . (Lan. DrackraTaa or den

- 2 - Salm 5554a / -4- ^ '

T7.3.56

The suction chamber closes off in the direction of the control opening * -. the connection between; both ^ edtjch releases »as soon as in the run; of the control opening the pressure drop is reversed or "reversed" * whereby the gate in part, the control edge of the bridge or * suction space sa is moved far back * that it is only or essentially overdriven τοη of the circumferential control edge _f Different pressures maximum possible pressure difference between the working space and the pressure space or »suction space by compression or ·; 'Expansion of the working fluid is balanced "

' The firing is explained in more detail in the Seichrrang * here-! at shows *

WIs * t a cut through. Hen. rag part of a hy

drostatic ffetriebesy being the rag body

»■ ■.

* to line t — t and the control disk to line

f * '- f * ■ which is cut in 3? ig ^ 2, in a schematic bar division: ^
ffig *. 2 shows a section along line 2-2 of Fig. I ₀

Fig. J shows a section along line 5-5 of Figs. 2 and 4 shows a section along line 4-4 of Fig. 2.

the intriebswellfif TO is the · Etmpenltorper Tt with'einer j Number of cylinders arranged in a circle, wedged, τοη those

in the drawing; two cylinders T2 * Ύ5 are shown in which the pistons; Ϊ4- and 15 slide and thereby form the ττβχν änaeffiüLiehett working space andl tT * the latter stand! over drilling TS and T9 "dear serving as a control surface with" face 2 ff * the Bumpenk3rpera directly: · The Boh ** J. "wrestled ■■■■, fs and t9 üEberstatuerii nlerbei. for each IM run of the t cylinder alternately the. sickle or kidney-shaped print

_x i - space 2t bsser * the appropriately designed suction space 22 la of the fixed control disc 23V ^ i ^ ^ ³¹ are connected in a suitable manner with a suction line 24 or * a pressure line 25 *

- 3 - - Balm 3554a / $

The calves 14 * _f . 15 become the fixed acsiise at the tan
26 scliweiiMjareiL! EaxniielscIieiTae 27 »- on which you are sicli.3. Support j with the interposition of an intermediate ring 28: I "moves back and forth with each run of the shaft TO" The swash plate I can be used for control purposes in a manner not shown]

gala 3554/4

jaSfeigaag aagestallt; warden

ati & «ttOiB2aea» that the building body 11 ait the.

χ to ^ Running.,

£ E »^ S ^ is des Ssutaa & sa and. the Bsi * '- ^ »' Jfeaq & fcafces ·. Success «the straight

| sm work area 1.7 and

ik- Ar-

"dta / dem Sai ^ aoa 22« aaSsöreoheadar Uraelc ^ wel— or aiadrlgsr- als ^ eir'ja-tacspliärisclis: Uniclc be "öder-- & uö & saahr- odeir" ejoise ^. 'a ^ · Ί? β £ Belief day des ^^ * aLtT.Vsiaes- a ^ 'i

S ^ rts dsxr- St-änsrSffJiang 18 entaprec & wr angular position ac tmcL £ w? SräfÄtaia ^ sskaritft- de »■ * i 2t ia der · VZxteeu ^ sUxmg ^ - Ist: e ± a '

in the

wwd Sana «ij * ~

2T kicking off »

int the Hbls «dea- pressure

where di »controlled by the Hückaahlagrarttil a

3X- the Umlatiilcanala iarrerhaüt des daro2t v a — ojr uöstliumten. Anataadea ia the state area 2 Q from Miadet * ',

See the front control edge of the circumferential control opening 18 from a to b and thereby become the opening controlled by the check valve 30; 31 of the iaalaufkanal overridden »so the Huckscftlagvent JlL 30 remains as long as the pressure is pressure chamber 2t hShexr than the pressure in the working chamber. 17 is, and Sffast: itself, at the moment at which 3.9T pressure in the working space 17 reaches the pressure in the pressure space 21 or, accordingly, the spring-loaded rod has slightly exceeded *

CFi.3.2 and 4} "line corresponding arrangement is / between the pressure stroke and the suction stroke provided for the pump piston Kinkel .beta.-between, 7inkelstellungen the?. c and d ausmündete the Elickaehlagventil 33 will be here after overloading ^ of fixed. opening 34 * d * e Uffliaufkanales only open by d £ ar ixt arrow χ circulating storage opening Ί & 'wena DER Pressure in the working space US due to? Mckgasg. Of calving 3.5 to the. Pressure in 22 occurred; iat »':;■:'^;:." ■ :. ■ ":. ■" - .. '': "'

Claims (1)

PM 6158 7-1? 8 ^Γ 5 Jairn 5554a / 4 17-8.56 Protection claims « f * Control device for hydraulic gears * pumps or the like with relatively rotating control openings of the working volume that alternate with a suction chamber and a bridge chamber. the opening control edge of the bridge space and / or the opening control edge of the suction space opposite the dead center position of the relatively circumferential. Zurückrersetzt control opening in TTmlaufrichtung _r are such that they can be overridden only belatedly from this * _r characterized in that only the BrSffnungssteuerkante ^ but not the · Ibsehlußsteuerkante is offset from the ÜTotpunktlage the relatively rotating SteuerSffhungen * m control device; according to claim ΐ * characterized ^ that irr known per se within the distance between the im. Bat point; . "located relatively tmlauf forming control opening · and i ir Eroffnuugssteuerkante a HSckschlagventiX provided is welches- in a TTmlaufkanal is disposed" on the one hand with the pressure Restraunt bzvw the suction · in Terbindung- stands and on the other hand by the relatively rotating Steuerö'ffnung..: over - ateuerfe is * uäL which »normally the control opening · int opening against ä & s. Bruekranm. baw- the suction chamber in the direction towards the control opening _F closes the connection between; both however releases * as soon as the control flow; the pressure drop during circulation., reverses or umgekehirfe has _r preferably bsw the Eraffnungsateuerkante of the pressure · ^ Saugraumeff so far that it is of zurücicverlegt _r ^ LeT circumferential control edge until overridden only or substantially when ,,. -2- - 2 - 33ala 5554a / 4 8/17/56 that of changeable. Gear & u &"or * variable pressures, maximum mSglidhe Bracfcoiiiiersciiied between, the. Arbeiiisraiua and the Ortic & ra-am, or * Saugraxmt durelL Kompression" or »Es ^ ansioii der Arbeitsfltissig; -keiir. balanced. isir «