DE2026680C3 - Arrangement for receiving and distributing the fuel supply on tractors, especially farm tractors - Google Patents

Description

· · The fuel tanks 5 and 6

is taken from a tank through the suction line, compensation ^z * ^iscnen . _{Pressure of the} liquid column in which at the same time air bubbles from this area, which are not possible, oaι ^ _higher liquid

during operation, for example due to extreme Krartstoiiu _Be ; _sp j _e l, the check valve 14 at low vehicle inclinations fuel level in the level Darges "aue r _{that pure KraftEtof} f have fallen _into the conduit system through the venting _{raflstofftank} 5 ^ verlassig CLOSED ^5e £ _{5 resp.} can escape the tank line. Likewise causes the latter the ™ ^eT} * &"°; _{FLÜS <;} may overflow iokeitspegel if a pressure balance, when at a low engine with the ™™ f ™ ^ _of ° _Kra ft _s toff-feed pump 9 speed in the suction line steher.de Fuel Be. J ⁿ ^? " ^a £ ™ _line 16 fuel first

by the fuel feed pump in vibrations is caused by the ^ au S ^ ^^ _{F] Qssigkeits} .

e device. A switchover after emptying a fuel io the fuel tank _o jerk valve 14 to

Tanks is no longer required. . ^^ / deDifferent fluid pressure

According to the invention, the two-reason of ™, ^scn . _{the liquid} level in the force of the non-return valves and the compensating and resolved WciDi. ^ o ^ _F | Q _SS igkeit £ level in the

receiving chamber on receiving block lower than the two fuel tanks 6 that in ^^ _{dje fuel} _ _Förde r-

Fuel tanks can be arranged, after a "5 fuel tank 3 fuel _{tanks 5} and 6 power further feature of the invention only the deeper lying pump 9 from oeioι _while driving a fuel tank level indicator"! assigned ^st ° ^{lf to} f ^U S ^e '· _nn "of _the tractor 1 must be. significant Ntjgung _untersch α i _e lethal height Jn the drawing is a more detail below erläutcr- soft _ie Flussigke d * P £ _{Zast nd & WJE at Fo!} Lcn th embodiment of the invention shown. It 20 position brings "ηtetent α ^ _FUEL off in the power" ^oer CIBT ^K, Hm higher-lying liquid level Fig. 1 an agricultural tractor in side view with a fuel tank with the η £ _{nti, the andercn} * wei fuel tanks and oafür ensures' that the _{remains Swiss cooperative until} au! Fig. 2 shows the flow diagram of the two fuel tanks ^ ^raftst0 ^ '^' ^ K ⁸ _ra ff _s toffentnahme or until in schematisier representation. ² S Gruna ausreicnenu tractors, FIG. 1 is in the form of an agricultural tractor 1 acceptance ^ r ^h ° montaIe Lag ^. ^^ _{Also in the} tractor shown with an internal combustion engine 2 a fluidity sstai κ _safety excluded, and one between a steering column 3 and a driving this 1 all: wru a ^ _ηη

'eugsitz 4 arranged platform for the service that a lank ^ uoer emerges is the

person equipped. The fuel supply required for the Brennkraf.motor 2 30 As from de ™ ^ _{n 14} and 15 lower is in two separate blocks 11 with deJ ^R "" sc ^^^ "^ _{5 and 6} , _s0 fuel tanks 5 and 6, of which the ^at f ° ™ ^ne '. ^a ° ^ "ender fluid pressure that is located in front of the steering column 3 with 5 and that siets ™" ™ * ™ ^η ^ check valves safely behind the backrest of the vehicle 4 located with 6 reliable ar de '«" _{One vent line}

are indicated. In this context, FIG. 2 in particular is to be represented by £ »""■ ^ ^ei ? J; ^ _{Take deeper} fuels. that the two fuel tanks 5 and 6 17 msb special f «^ de η U >. L ^ _removal .

to the standing area of the tractor 1 different tank 5, unm.tteltar ^ n AB ^ ^ _jn

Have distances, where in the example shown the chamber 8 an ^ ^h '° ^sse J _{em ;, be angt} , z. B. after the front fuel tank 5 deeper. Both the fuel Kraftstoffle.tungssy te g _Krartstofft Ankes and tanks 5 and 6 each have a filling nozzle 7 or 8 4o Ent empty ^{of Γ} ^ ^ fgungen, the air in the Au, - and are each connected via a separate Lntnahmeleitung changing F ^ KUgn ^ gb _o n _ge collected and

12 or 13 connected to a common suction line 16 of an equal and Entna! Mekarn ^ _{fuel tank} fuel feed pump 9 At a m the "over d'e tnjUiftungstotu g ^ ^ ^ _return . Drawing, not shown fuel control system is discharged, tbe ^ o _Removal chamber

the internal combustion engine 2 is a return line 10 45 line ¹ ^ '"^"X' ung 17 connected to the fuel tank, over the excess fuel from «^^""^" Ääsnde fuel from the control system of the suction line 16 neither back c. Dodge. _n the ^^^ ^ ^. _;

to be led. , · Ϊ, »γ Hip S-iucleitung 16 from the fuel ^g To prevent uncontrolled compensation of the fuel indirectly via d. Saufcle tang _n _ Standes / wipe the two fuel tanks 5 and 6 50 f- ^ derpurnpe 9 ^ again g _{raftsto {f column in} and an overflow of a fuel tank when filling ^ "^ 'iSei 3 equalization and withdrawal or when driving uneven terrain to verhm- t ^eitu ^ ^n, ₈ ^z ^ of KraftstSff-feed pump 9 cntdern, d k sampling lines are _the vent line suction line 16 jewe.ls tew are 12 and 13 to the ^chamber f ^»ηά" 1 ^ ₁ via non-return valves 14 ^ men vcrh ηdm _relieved 15 connected, which only has a fuel flow 55 a pressure outlet,

from the respective fuel tank in the direction of the Kraft- w.rd. _tstofftank content can in the usual ^We: se

Allow substance feed pump 9. ^{D "K"} ρ ^ 'a _ndsanZ ei _Ee g _e advises? "Z. B. a

The check valves 14 and 15, respectively, are arranged in a ^{block 11 formed by a Fulis ^ 5} ^ '^, _bc , _{to> iür} shared block 11, which consists of two 1 ™haben **** ^ , ^ "t ^ _n . It is sufficient here to Block halves 19 "and 196 consists and a compensation - lecrur.g ^{SIch b} " ⁸ '~ _η ^ ° _η ™ i _eegerä t 20 the deeper and removal chamber 18, which between the if so before * I ^ ^tand ^ ** * _{igt suction line 16 and the two non-} return valves 14 '^^ Ä, «« arrangement heg, or 15 provided and connected to de de suction line 16 in a special _installation position as well as the return line 10. also ^ ™^ * ^ ηΜ * ™ automatic voüstän-

From Fig. 2 it can also be seen that the bottom ^ two fuel ^tan f ^s st ^^ _{ftstofftanks without any}

of the two fuel tanks 5 and 6 a Gegense.t.gen ^dl J ^e . ^^^^ tstofftank to the other

Α height distance and the two maximum full level switch from one KramJ ™ ¹ _{rf 9 erfo gt} i

have a mutual height distance b . Em de common fuel pump

Hierru 1 sheet of drawings

Claims (3)

u τ. -cm 11 W points to the division of the Fas patent specification 274 113) points ζ. ^^ ^ ^ ^ 1. Arrangement for receiving and distributing the gjf ^^ 'ugerbehälters. The latter, st fuel is depleted on tractors, "" special 5 ^l 'f ^^ f ^ _r iebsbehälter vera sugar tractors through a conduit, m with two separate fuel. ^ _Tap the bet _{and c,} ne hand pump tanks each of which has a separate decision inhibited in α ^ie _d ■ _{the Lagerbehalter! ^ by acquisition circuit, each with a reflux in the ^e "Erlauf with the Betriebsbeha.ter verTank blocking, in a shared block a ^ü" is filled ^eKwn _{d La2er} container. IngeoXete'n check valve connected to the only mo- »^^^ Γο ^ Γ in the Betriebssbeha.ter torsaugleitung, st, da dur cn" ^. ^. tdurc _{th arrangement} can em marked that the two force rises with ^ _s , _cherhelt verm. eden ftofftanks (5 and 6) in a known manner in circulation different heights on the vehicle (1) are _already known «and the block (11) is a compensation. ₅ Schl eßhch .st ^ ^ _Kraflsl " _flank . and extraction chamber (18) contains the ge ^^ f ^, _in each of which a suction line (16), a return line , is installed, with a common suction line (16). D> e (10) of the fuel delivery system and the en- moor comb. N ^ fuel tanks e, nge-Iüftungsleitung (17) of the lower-lying fuel pressure system ζ ^ ^ _whselvent , K are connected to oil tanks (5), rinc pressure line is connected. which in a change, 2. Arrangement according to claim 1, characterized marked ^ac Ρ ™ ^ ^'β' "" * _da ^S _{s cinc} rseits records the pressure line ^ that the vent the two check valves (14 1 mouth "^" ^the _{inttbautt. N Plimp} e and others and 15) and the Compensation and Income Chamber ^ ^den . ^dntt ^ gasified pressure line attached to (18) receiving block (11) lower than the two «'^ Apart from the great construction costs, fuel tanks (5 and 6) are arranged. ³ ^ ^ STeTsicn here about a device to one 3. Arrangement according to claim 1 and 2 characterized IN QUESTION _SIC h, J _ß? Carburetor _to "chergekenn / eichnet that only the lower ends cherish force ^ ^on" ™ _h ^c ™ ⁿ _R ücksicht on whether the one or anstofftank (5) a level indicator ^ (20) züge- ^ ff ^ X ^ _leerg or efahren n.cht is arranged _{f dr ner} known device (U \... - Patent Specification 2973 121). from which the invention proceeds two ^ fuel tanks ^ provided, ^ n ^ The invention relates to an arrangement for also J ^ ^e ^ _e ^ S _st ^e e _U ^ i! L Uhren'das über ,, Receipt and distribution of the fuel supply at '= ^un f; ^ g ^ _{lcltung with} the carburetor in front of the train. especially agricultural tractors, with 35 ^^ '^^^ tanks have a little neigu ,,, two separate fuel tanks, but each of which has a ^bin j "g _c fj _cr ^ obeyed pump, so that also he; a separate extraction line with., e e.ncm den Gege: nubcr der ι ugü ,, _lhwougs den! engine Backflow into the tank blocking, m e.ncm common ^unl ^ ^h ' ^cd ' ^th _f ["" Sühr "ird. Block seed check valve disposed still ^^ "^^ rfindung to. an arrangement only Motorsauglcitung d is connected. ⁴ ■, ή designated" type detail develop way. A well-known fuel or Schin rm.tleltank at the beginning related to the _{exploitation of} the ₍ USA.-Patents.hnrt 2 320 913) is by Lang- and that ^ «J au lic _{submission of} the power walls divided into ten cells or chambers ^ unnerMn, se fur ^ ^ ^ _{? {a} , _<kn wöbe, in each chamber, namely near the ground, c-λ - • "" 'V ^^ hi'echn-rl. At the same time ge wöbe, in each chamber, and that close to the ground, c ^^ hiechn-rl becomes. At the same time s Check valve is built in, which _a Me via lines 45 hahru «rsch'ecl. _v ^ _gj and further check valves built into these wu ^ - j hon / ontal ... Hbcne under each other and connected to a standpipe, you can use your _{equipment from} the Tk id hibei by a sealable ^ ™ \ f ^ ^Sl fi n "V η Trd here by a vercnHeßbarcn - η e reliable Zu Uu un 8 -; _--- " ,, "gc -! -," let filled from above, whereby the filling material through Krar slofΓ <* " ^ks ™ ^ ^r ^, _{MAEB the} invention openings in all of the chambers empties Taken is. 50 s wahrstet Π "task. ^ _{Krafmorftanks} the tank contents from the stand pipe at whose deepest ^d f ^d" ^ _h ^B £ _to ^W _n \ "Veise in different I löhcn . -Stclle a leading to the engine pressure pipe are reasonable "^^^ Lgeordnet and block e.ne screwed is \ ÜR this arrangement is a" relatively up was on Π, η ™; |; includes 3 _1Iliekarnmer to which the Maneuverable construction effort required. Ausgic.cc _al , _o i _t .i _tL1 nc a circulation pipe of the known, it is also (USA.-Patent 1358 7MK ss ^ '^ _ö ^^^^ the l-ntlüftungsleilung a motor vehicle with a behind the Driver's., Kraft-M or ^ ^ _{tanks connected} "arranged main arm" and a "I in front of the hahdes ti kr legende ₍ described rersitz located reserve tank, uszuu-n. Where are m O ^ e ^ ' ^l ^. , _{Vcisc cmc} penultimate from the main tank via a line with bek. η never. v ^ on ünF _; ■ the _back , _ksch | _ag . built-in stopcock filled * ird and over a 60 ^ hrung g ^ l - _fi ^, _{lauF i;} , _e > _{cn Tilllk} . if the extraction line with built-in stopcock with ^ ^^ j ^ _1n ., _{un ,: crbro} d.en, wobc, a line leading to the carburetor, η connection - nucrc Tanl gc um _ ^^^ ^ ^ _Kraf ,, _loffpegc , stands. The manual shut-off TUs Reserve & ^cl ^ * £ ^l \ ^ "; _a f _{r7, and} gneiguPt:.!. '.' H ^ j-ago .u gen tanks there is a risk that if there is insufficient c" ey Γ «^ · - ^^ fe f _{C | S;} i. _C i _e ichheit successpi control an undesirable 1, run out of Resene- _& 5 grain; ^^ ^ _{mn bcick} . Fuel tank. Tanks can enter. XSiwdcm eÄichl the voracschciic compensation .chs and Another known device with! ^ ^Γ ^^ ° | _{Γ drtß <lcr} flowed fuel from liquid containers in vehicles (Swiss collection chamber,