PRESEK - PRINCIP RADA SECTION - MODE OF OPERATION Regulator Control device Upravlja~ka pumpa Control pump 1 A 93 HYDRAULICS Aksijalno - klipne dvostrujne pumpe B2PV Axial - piston double pumps B2PV PROMENLJIVE RADNE ZAPREMINE; ZA OTVORENE SISTEME VARIABLE DISPLACEMENT; FOR OPEN - LOOP SYSTEMS Izuzetno kompaktna i laka konstrukcija sa nagibnim blokom Sumarna regulacija snage u podru~ju pritiska do 350 bar Robusna konstrukcija cilindarskog bloka i sna`no ule`i{tenje pogonskog vratila Nizak nivo {uma Jednostavno pode{avanje radne zapremine zaokretanjem o cilindarskog bloka za maksimalni ugao 28 Naleganje cilindarskog bloka na razvodnu plo~u zavisno je od pritiska, usled ~ega je curenje malo, a izgubljena snaga neznatna. Jednostavno priklju~enje na pogonsku ma{inu preko SAE prirubnice. Po{to je pumpa dvostrujna i samousisavaju}a, to obe pumpe usisavaju dva jednaka odvojena protoka (Q/2). Protoci i jedne i druge pumpe se istovremeno pode{aavaju u zavisnosti od pritiska u svakoj od grana. Zbir oba pritiska dejstvuje na regulator, kao signal, tako da zbiru pritisaka uvek odgovara odre|eni zbir protoka. Ukoliko u praksi protok iz jedne grane ka Extremely compact design, bent axis design Summary power regulation within 350 bar pressure range Robust construction of the cylinder block and sturdy bearing of driving shaft Simple connection to driving machine through a SAE flange Noiseless operation Possibility of connection of an additional pump (either single- flow or double-flow type) o Maximum swing angle 28 Resting of cylinder block of distribution plate depends on working pressure, so it causes leakage to be small and loss of power negligent LICENCA Ugra|ena dodatna pumpa Additional pump installation Pumpe Pumps
6
Embed
Aksijalno klipne B2PV - PPT Petoletka d.o.omedia.petoletka.com/2016/06/Aksijalno-klipne-B2PV.pdf · PRESEK - PRINCIP RADA SECTION - MODE OF OPERATION Regulator Control device Upravlja~ka
This document is posted to help you gain knowledge. Please leave a comment to let me know what you think about it! Share it to your friends and learn new things together.
PROMENLJIVE RADNE ZAPREMINE; ZA OTVORENE SISTEMEVARIABLE DISPLACEMENT; FOR OPEN - LOOP SYSTEMS
Izuzetno kompaktna i laka konstrukcija sa nagibnim blokom
Sumarna regulacija snage u podru~ju pritiska do 350 bar
Robusna konstrukcija cilindarskog bloka i sna`no ule`i{tenje pogonskog vratila
Nizak nivo {uma
Jednostavno pode{avanje radne zapremine zaokretanjem ocilindarskog bloka za maksimalni ugao 28
Naleganje cilindarskog bloka na razvodnu plo~u zavisno je od pritiska, usled ~ega je curenje malo, a izgubljena snaga neznatna.
Jednostavno priklju~enje na pogonsku ma{inu preko SAE prirubnice.
Po{to je pumpa dvostrujna i samousisavaju}a, to obe pumpe usisavaju dva jednaka odvojena protoka (Q/2). Protoci i jedne i druge pumpe se istovremeno pode{aavaju u zavisnosti od pritiska u svakoj od grana. Zbir oba pritiska dejstvuje na regulator, kao signal, tako da zbiru pritisaka uvek odgovara odre|eni zbir protoka. Ukoliko u praksi protok iz jedne grane ka
Extremely compact design, bent axis design
Summary power regulation within 350 bar pressure range
Robust construction of the cylinder block and sturdy bearing of driving shaft
Simple connection to driving machine through a SAE flange
Noiseless operationPossibility of connection of an additional pump (either single-flow or double-flow type)
oMaximum swing angle 28
Resting of cylinder block of distribution plate depends on working pressure, so it causes leakage to be small and loss of power negligent
Transmission ratio(i = driving rpm/ control pump rpm)
Driving speed (rpm)
- max with bias (over-pressure of 0,6 bar minimum,maximum see pressure in housing)
- max with no bias
- max at reduced swing angle 24o
- min unlimited
Integral control pump
Auxiliary outlet for additional pump
*
**
short time pressure above the maximum working pressure (nominal pressure), at which the pump is functionally capableto operatepressure at which all pump constructional components can withstand resulting strain.
pressure - max working and continuous (bar)
Displacement (cm )3
Symbols
STANDARDWITH INTEGRAL PUMP AND P.T.O.ADAPTER FOR ADDITIONAL PUMP
WITH P.T.O. ADAPTERFOR ADDITIONAL PUMP
WITH INTEGRALCONTROL PUMP
viscosity
optimal viscosity range
max viscosity - intermittent for starting
temperature
Working fluid - mineral hydraulic oil
FILTRATION: The fineness of filtering of10 m is recommended. Filtering of 25 to 40 m can be also applied. But wearingof the unit parts will be increased.
µ µ
(mm /s)2
(mm /s)2
(mm /s)2
( C)o
10...80
15...20
1000
-20...+90
30...40 Co
60...70 Co
80...90 Co
22 mm /s - 40 C2 o
68 mm /s - 40 C2 o
100 mm /s - 40 C2 o
Oil working temperature Viscosity
RECOMMENDATION
4
A
96
KARAKTERISTI NI DIJAGRAM
CHARACTERISTIC DIAGRAM
Č
OZNA AVANJE
DESIGNATION
Č
*) Navesti slede e podatke: - pogonsku snagu (kW) i br. obrtaja (min )*) We need the following data: - drive power (kW) and speed by this power
ć -1
(min )-1
1Nazivna veli ina ND:Nominal size ND:
č
5075105
3Smer obrtanja:Rotation direction:
5Polo aj regulatora ( ):Control device position (as viewed from driving shaft):
ž gledano sa čela pogonskog vratila
D =
S =
G =
doledown
sa strane (levo, desno)on pump side (left, right)
goreupside
R=desniclockwise
7Polo aj usisnog otvora (videti UGRADNI CRTE ):Suction port position (see MOUNTING DRAWING):
ž Ž
0 =sa straneside port
1 =na zadnjem poklopcuon back cover
9Dodatna pumpa (oznaka): ..... ........ po zahtevuAdditional pump (designation): ....... on request
B2PV
1 2 3 4 5 6 7 8 9
/ F /
2Specifi ni protok (cm /o):Neccesary displacement (cm /o):
č 3
3
samo ako je n od nazivnoglower of nominal only
iži
4Prenosni odnos:Transmission ratio:
A= 1,185:1 (for ND 105)B= 1:1
6Konstrukcija:Design:
1=
2 =
3 =
standardstandard
sa integrisanom upravlja kom pumpomwith integral control pump
č
sa P.T.O. adapteromwith P.T.O. adapter
4 =sa upravlja kom pumpom i P.T.O. adapteromwith integral pump and P.T.O. adapter
č
8Po etak regulacije:Start regulation:
č
60 ... 180 bar ...
**) samo za prenosni odnos B=1 : 1**) only for transmission ratio B=1: 1