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How to classify hydraulic valves
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- Time of issue:2019-04-24
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(Summary description)Hydraulic valves can be classified according to different characteristics, as shown in Table 1. Table 1 Classification and classification methods of hydraulic valves. Detailed classification by function. Pressure control valve, overflow valve, sequence valve, unloading valve, balance valve, pressure reducing valve, proportional pressure control valve, buffer valve, instrument stop valve, pressure limiting cutoff Valve, pressure relay, flow control valve, throttle valve, one-way throttle valve, speed control valve, diverter valve, collecting valve, proportional flow control valve Directional control valve, check valve, hydraulic control check valve, reversing valve, stroke Reducing valve, filling valve, shuttle valve, proportional directional valve, according to the structure classification of spool valve, cylindrical spool valve, rotary valve, flat spool valve seat valve cone
How to classify hydraulic valves
(Summary description)Hydraulic valves can be classified according to different characteristics, as shown in Table 1. Table 1 Classification and classification methods of hydraulic valves. Detailed classification by function. Pressure control valve, overflow valve, sequence valve, unloading valve, balance valve, pressure reducing valve, proportional pressure control valve, buffer valve, instrument stop valve, pressure limiting cutoff Valve, pressure relay, flow control valve, throttle valve, one-way throttle valve, speed control valve, diverter valve, collecting valve, proportional flow control valve Directional control valve, check valve, hydraulic control check valve, reversing valve, stroke Reducing valve, filling valve, shuttle valve, proportional directional valve, according to the structure classification of spool valve, cylindrical spool valve, rotary valve, flat spool valve seat valve cone
- Categories:news
- Author:
- Origin:
- Time of issue:2019-04-24 17:21
- Views:
Information
Hydraulic valves can be classified according to different characteristics, such as表1 as shown.
表1 Classification of hydraulic valves
|
Classification method |
Type |
Detailed classification |
|
Classified by function |
pressure control valve |
Relief valve, sequence valve, unloading valve, balance valve, pressure reducing valve, proportional pressure control valve, buffer valve, meter shut-off valve, pressure limiting shut-off valve, pressure relay |
|
Flow control valve |
Throttling valve, one-way throttle valve, speed control valve, diverter valve, collecting valve, proportional flow control valve |
|
|
Directional control valve |
Check valve, hydraulic control check valve, reversing valve, stroke reduction valve, filling valve, shuttle valve, proportional directional valve |
|
|
Classified by structure |
Spool valve |
Cylindrical slide valve, rotary valve, flat slide valve |
|
Seat valve |
Vertical valve, ball valve, nozzle flapper valve |
|
|
Jet tube valve |
jet valve |
|
|
Classified by operation method |
Manual valve |
Handle and handle, pedal, lever |
|
motorized valve |
stops and bumps, springs, hydraulics, pneumatics |
|
|
Electric valve |
Electromagnet control, servo motor and stepping motor control |
|
|
Classify by connection method |
Tube connection |
Threaded connection, flanged connection |
|
Plate and overlay connection |
Single-layer connecting plate type, double-layer connecting plate type, integral connecting plate type, superimposed valve |
|
|
Plug-in connection |
Threaded cartridge (two-way, three-way, four-way cartridge valve), flange-type cartridge (two-way cartridge valve) |
|
|
Classify in other ways |
Switch or fixed value control valve |
pressure control valve, flow control valve, directional control valve |
|
Classified by control method |
Electro-hydraulic proportional valve |
Electro-hydraulic proportional pressure valve, power proportional flow valve, electro-hydraulic proportional directional valve, current proportional compound valve, current proportional multi-way valve three-stage electro-hydraulic flow servo |
|
Servo valve |
Single, two-stage (nozzle baffle type, moving coil type) electro-hydraulic flow servo valve, three-stage electro-hydraulic flow servo |
|
|
Digital control valve |
Digital control pressure control flow valve and directional valve |
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