Hydraulic System Symbols and Components

Explore the diverse symbols and components used in hydraulic systems, including piping and tubing symbols, fluid conditioning symbols, pumps, motors, valves, and more. Gain insights into the functions and representations of different elements to enhance your understanding of hydraulic systems.

• Hydraulic systems
• Symbols
• Piping
• Components
• Fluid conditioning

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Uploaded on Oct 04, 2024 | 0 Views

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1. Hydraulic Symbols

2. Piping and Tubing Symbols Normal working line Flexible working line Pilot line Drain line Enclosure outline Direction of flow

3. Crossing lines Joining lines

4. Reservoirs Open Sealed Reservoir Connecting lines above fluid level Connecting lines below fluid level

5. Fluid conditioning symbols are a diamond shape Basic filter/strainer Separator Manual Automatic Filter-separator

6. Cooler Liquid Gaseous Heater Temperature controlled

7. Pressure Nozzle Pressure Switch Temperature Flow meter, rate Float switch Flow meter, totalizing

8. Pumps Fixed displacement Unidirectional Bidirectional Variable displacement, non-compensated, unidirectional Variable displacement, non-compensated, bidirectional

9. Pumps Variable displacement, pressure-compensated, unidirectional Variable displacement, pressure-compensated, bidirectional M Electric Motor Internal combustion

10. Motors Fixed displacement, unidirectional Fixed displacement, bidirectional Variable displacement, unidirectional Variable displacement, bidirectional

11. Valves Normally closed, two-way, two port Normally closed, two-way, two position, two port Normally closed, four way, three position, four port

12. Valves Normally open, two-way, two position, two port Normally open, two-way, three position, three port Normally open, four way, infinite Normally open, four way, three position, four port position, four port

13. Relief Valve Spring loaded Valve normally closed Variable Pressure Side Valve is regulated by the feed pressure When open, goes to tank Represents the pilot line

14. Pressure Reducing Valve Spring loaded Valve normally open Variable Pressure Side Valve is regulated by the discharge pressure Discharge side goes to line Represents the pilot line

15. Valves Relief Valve Sequencing Valve Pressure Reducing/Regulating Valve

16. Valves Orifice V Timing logic Check valve

17. Valves Flow control with bypass, pressure compensated Flow control with bypass, pressure and temperature compensated

18. Valves Counterbalance Valve Unloading Valve

19. Controls Push Button Liquid pilot Lever Gas pilot Pedal Servo Cam Pilot or solenoid Pilot and solenoid activated, spring return Solenoid

20. Cylinders Single acting Double acting Single acting, spring return Double acting, double rod Double acting, single cushion Double acting, Double cushion Double acting, double adjustable cushion Ram Pressure intensifier Telescoping

21. This workforce solution was funded by a grant awarded by the U.S. Department of Labor s Employment and Training Administration. The solution was created by the grantee and does not necessarily reflect the official position of the U.S. Department of Labor. The Department of Labor makes no guarantees, warranties, or assurances of any kind, express or implied, with respect to such information, including any information on linked sites, but not limited to accuracy of the information or its completeness, timeliness, usefulness, adequacy, continued availability or ownership. This work is licensed under a Creative Commons CC BY 3.0 Unported License. http://creativecommons.org/licenses/by/3.0/