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071
OPEN CENTER CONTROL DIRECTIONAL VALVE
Nominal size 14 16Rated flow(L/min) 70 80Max. pressure(bar) 350 350Control air pressure(bar) 5~10 5~10Control electric voltage(VDC) 24 24
• Low pressure drop, more energy-efficient• Sandwich plate structure, flexible adjustment• Emergency valve, prevent misuse• Small and light• Manual control, pneumatic control, electro-pneumatic control, various control methods• Share the air intake• Waterproof, dustproof air exhaust
HVSH :
HVSH SERIES Benefits:
1.4
01 /14NO. HL-EN-HVSH 11/2018
Hengli hydraulic/14
072
01
Mobile Control Valve02
Features 03
Section view 04
Characteristic curves 05
Hydraulic diagram 06
Ordering code 07
Operation type 08
Unit dimentions 09-11
Port connection 12
Electrical connection 12
Contents Page
Hengli hydraulicHVSH Series Open Center Control Directional Valve /14
073
01
03
1. Structure·Sandwich plate of design
2. Control ·Manual control·Hydraulic control·Pneumatic control·Electro-pneumatic control·Electro-hydraulic control
3. Applications
Features
Hooklift Wrecker
Sweeper Compression vehicle
Hengli hydraulic/14
074
01
Mobile Control Valve04
Section view
·Section view of middle section
1. Hand lever2. Safety valve3. Work port4.Check valve5. Work port6. Plug(Safety valve can be installed on demand)7. Solenoid valve8. Control pneumatic cylinder9. Spring chamber10. Main spool
patent:• One way air exhaust structure, open when work, closed when not work.• Waterproof structure, improve the waterproof rating.• With silence plate at the air exhaust hole to be dustproof.• Protect rating class can reach IP67.
1
2 53 647
10 9 8
Electro-pneumatic control structure
Hengli hydraulicHVSH Series Open Center Control Directional Valve /14
075
01
05
Characteristic curves
·Pressure drop characteristic curve压损特性曲线
0 20 40 60 80 100 120 140 160
A/B-T
0 20 40 60 80 100 1200
5
10
15
20
25
30Neutral pressure drop
0 10 20 30 40 50 60 70 80 90 100
2422201816141210
86
Flow (L/min)
Pess
ure
(bar
)
Flow (L/min)
Pess
ure
(bar
)
Flow (L/min)
Pess
ure
(bar
)
P-A/B
• 油口类型 ’M’
• 油口类型 ’E’
d4
L4
d2
L1
90°
G
电气连接
0
2.5
5
7.5
10
12.5
15
Hengli hydraulic/14
076
01
Mobile Control Valve06
原理图
14M1
A1 B1 A3 B3A2 B2
P1
P2
B4A4 B6A6B5A5
M2
P4P3
T
1 23
564 8
97 10 13 1716 18151112
P
M
T
A1 B1 A3 B3A2 B2 B4A4
OA B
Air inlet port P
Positive +1 Positive +2Share negative pole N
P
M1 A1B1
M2
A2B2
M3T
A4B4A3B3
Hydraulic diagram
·Pneumatic control diagram
·Electro-Pneumatic control diagram
·Electro-hydraulic control diagram
Hengli hydraulicHVSH Series Open Center Control Directional Valve /14
077
01
07
Ordering codeBasic code Inlet element Middle section End element
Basiccode
① Structure HVSH② Nominal size 14/16③ Number of directional middle sections 01-10
Inletelement
④ TypeBlank Lateral inlet, lateral outlet
G Both sides inlet, central outlet
⑤ P/T Port sizeA G1/2 B G3/4
⑥ Main reief valve
P*** With main relief valve, setting pressure, 3- digits, barC Without main relief valve
Middle directional section
⑦ A/B Port sizeD G1/2 E G3/4
⑧ Spool function
O O Type F F Type
Y Y Type Q Q Type
⑨ Relief valve at A side
*** With relief valve, setting pressure, 3- digits, barP With plugS With check valve
⑩ Relief valve at B side
*** With relief valve, setting pressure, 3- digits, barW With plugX With check valve
⑪ * Operation type
B Manual control structureE Electro-pneumatic control structureP Manual + pneumatic contol structureF Manual + detent structureR Manual + floating pressure cut-off structureH Electro-hydraulic contol structureT Manual + electro-hydraulic contol structure
Endlet section
⑫ carry-over function
M With carry overN Without carry over With carry over Without carry over
DO150WBEYPWB
Ordering details:HVSH16-02BP320 N
*Please contact us for other operation type.
HVSH
No.1 spool code
①
②
16
14
20 No.2 spool code
… …
③ ⑤ ⑥ ⑦ ⑧ ⑨ ⑩ ⑪ ⑫④
Hengli hydraulic/14
078
01
Mobile Control Valve08
Operation type
·Type" E "
·Type" F "· Type" P "
·Type " R "
Manual+pneumatic contol structure
Manual+floating pressure cut-off structure
Manual + detent structure
Electro-pneumatic control structure
· Type" B "
Manual control structure
Hengli hydraulicHVSH Series Open Center Control Directional Valve /14
079
01
09
HVSH14电液动控制外形尺寸
241937
32.591.5
36.5 71.5
133
(324)
20
95.5
95.5
3333
105
57.5
202
12.5
13
91.5
250
3837 38 38 41
P
TA1
B1
A2
B2
A3
B3
A4
B4
M2
M1
3×Φ11
Unit dimensions
·HVSH14 Electro-hydraulic control dimension
Hengli hydraulic/14
080
01
Mobile Control Valve10HVSH16气动控制外形尺寸
214
4×M10 depth 11
8031
117.
554
.533
P2 T2
69.5
P1
M
25.5
71
313.
9276
35 43.5 41 41 41 41.5 2467
.5
a1 a2 a4a3
A1 A2 A4A3
B1 B2 B4B3
b1 b2 b4b3 28.5
T1
27.5°
Max
27.5°
Max
17°
17°
4068
71
84.574.5
24.52×M10
Unit dimensions
·HVSH16 Pneumatic control dimension
Hengli hydraulicHVSH Series Open Center Control Directional Valve /14
081
01
11
Unit dimensions
·HVSH16 Electro-Pneumatic control dimension
HVSH16电气动控制外形尺寸
90
328
4×M8 depth 12Hole depth 15
22.5
26
24 40.5 41 41 40 40 41 41 40.5 24390
3833
3331
5.4
TP2
P4
P3
17°
46.5 13.5
17°
27.5°M
ax 27
.5°Ma
x
2×M10
P1
PQ2 PQ1
54.5
129.
4
54.5
33
B1 B2 B3 B4 B5 B6
A1 A2 A3 A4 A5 A6
Hengli hydraulic/14
082
01
Mobile Control Valve12
Port connection
·Port type " M "
·Port type " E "
Port ISO 6149-1 Thread d4 L4
P, T Inlet port, Outlet port M27×2 40 19
A/B Work port M22×1.5 29 15.5
a/b Control port M10×1 16 10
M Measuring port M10×1 16 10
Port ISO 1179-1 Thread d2 L1
P, T Inlet port, Outlet port G3/4 33 16.5
A/B Work port G1/2 28 12.5
a/b Control port G1/8 15 8.5
M Measuring port G1/4 20 12
压损特性曲线
0 20 40 60 80 100 120 140 160
A/B-T
0 20 40 60 80 100 1200
5
10
15
20
25
30Neutral pressure drop
0 10 20 30 40 50 60 70 80 90 100
2422201816141210
86
Flow (L/min)
Pess
ure
(bar
)
Flow (L/min)
Pess
ure
(bar
)
Flow (L/min)
Pess
ure
(bar
)P-A/B
• 油口类型 ’M’
• 油口类型 ’E’
d4
L4
d2
L1
90°
G
电气连接
0
2.5
5
7.5
10
12.5
15
压损特性曲线
0 20 40 60 80 100 120 140 160
A/B-T
0 20 40 60 80 100 1200
5
10
15
20
25
30Neutral pressure drop
0 10 20 30 40 50 60 70 80 90 100
2422201816141210
86
Flow (L/min)
Pess
ure
(bar
)
Flow (L/min)
Pess
ure
(bar
)
Flow (L/min)
Pess
ure
(bar
)
P-A/B
• 油口类型 ’M’
• 油口类型 ’E’
d4
L4
d2
L1
90°
G
电气连接
0
2.5
5
7.5
10
12.5
15
Electrical connection
Aviation plug include: Connector 1pcs + terminal 3pcs + waterproof plug 3pcs.
Electric control Parameter
Control electric voltage 24VDC
Control air pressure 4~10bar
Waterproof level IP67