Komponen Alat Berat

Shuttle valve ialah duble check valve yang berfungsi untuk mangarahkan aliran olike satu arah saja. Contoh pemakaian ialah pada motor grader (untuk circle reverse circuit) Konstuksi, symbol dan prinsip krja shuttle valve tersebut apat dilihat pada gambar 4.136.   Gambar 4.136. Konstruksi, simbol dan prinsip kerja shuttle valve. Confluent valve Confluent valve terdiri dari quick drain valve dan switch valve ...

Fungsi katup pengontrol arah aliran ialah untuk mengontrol arah dari gerakan silinder hidrolik atau motor hidrolik dengan merubah arah aliran oli atau memutuskan aliran oli. Contoh konstruksi dari katup pengontrol aliran (directional control valve) terlihat pada gambar :   Gambar 4.126 Katup pengontrol arah aliran Simbol Katup Pengontrol Arah Aliran Simbol katup pengontrol arah aliran pada gambar 4.127   Gambar ...

A. Pilot check valve Pilot check valve function is to prevent the occurrence of drop (down) on the work equipment (attaccement) when the control valve neutral position. Example usage of this is the pilot check valve on the unit motor grader. Construction and check valve pilot symbols can be seen in the figure 4131 (a) and 4131 image (b) and ...

Rotary servo valve function is to ease the burden on the operator when operating the control valve (a booster). Example usage of this rotary servo valve is the bulldozer. Pictures 4134 (a) Siimbol and working principle of rotary servo valve (neutral)     Pictures 4134 (b) Rotary servo valve driven anticlockwise.       Pictures 4135 Construction elevator servo valve ...

The function of the direction of the flow control valve is to control the direction of movement of the hydraulic cylinder or hydraulic motor to change the direction of oil flow or break the flow of oil. Examples of construction of the flow control valve (directional control valve) shown in the image:   4126 images flow direction control valve Symbols ...

Function selector valve actuator and the ripper is to connect the lift and tilt cylinder circuit with ripper control valve.     Pictures 4133 (a) and (b) working principle and symbol selector valve actuator and ripper   Figure 4. 133 (c) Ripper selector valve