Zhonghe Manual Quick Coupler For Mini Excavator , Pin Grabber
Excavator Quick Hitch
Catalogue ZH excavator boom arm.pdf
ZHONGHE MACHINERY'S ADVANTAGES
1. 14000㎡ Workshop & Precision Equipments
2. A High-tech R&D Team & 10+ Years Experienced Engineer
3. 30+ Experienced Workers with 5 Years Welding Experience
4. Customized(Painting, length, material, extra hydraulic tubes...)
5. Prompt Lead Time 10-20 Days & Can Produce 600 Sets Excavator
Booms / Year
6. Good Service Within 24 Hours*7 Days
CE certification & Utility model patent certificates
Description of Pin Grabber Quick Hitch for Excavator
A quick hitch (QH) on an excavator is a latching device that
enables attachments to be connected to the dipper arm of the plant
and interchanged quickly. An excavator operator may change the
bucket on his excavator up to 30 times a day in order to maximise
the machine productivity.
It is composed of main support, movable block, hydraulic cylinder,
pin shaft and other components. The use of quick joint in the
replacement of various configurations, no need depart pins
manually, the excavator operator in the carrige gently move the
switch to replce the attachment within 10 seconds, saving the time
when replaceing accessories, greatly improve the work efficiency.
| Item/Model | Unit | ZHMINI | ZH45 | ZH50/55 | ZH60/65 | ZH70/80 | ZH90 | ZH100/110 |
| Suitable Excavator | ton | 1.5-4 | 4-7 | 5-8 | 9-19 | 17-23 | 23-30 | 33-45 |
| Pin to Pin Center Distance | mm | 80-150 | 230-270 | 290-360 | 380-420 | 460-480 | 473-540 | 550-620 |
| Forearm Open Width | mm | 80-140 | 155-170 | 180-200 | 232-315 | 306-340 | 375-411 | 416-469 |
| Retractable Distance of Oil Cylinder | mm | 170-206 | 205-275 | 340-450 | 340-486 | 256-390 | 413-590 | 520-590 |
| Top to Bottom Pin Distance | mm | 159 | 195 | 195 | 220 | 275 | 300 | 360 |
| Pin Diameter | mm | 25-40 | 45-50 | 50-55 | 60-70 | 70-80 | 80-90 | 90-120 |
| Norking Pressure | bar | 32-40 | 32-40 | 32-40 | 32-40 | 32-40 | 32-40 | 32-40 |
| Working Flow | lpm | 10-20 | 10-20 | 10-20 | 10-20 | 10-20 | 10-20 | 10-20 |
Features of excavator quick coupler
1. Adopt Q345/Q355B, high strength and corrosion resistance;
2. Pins are 42CrMu with high strength and toughness
3. The oil cylinder is robust with double oil seal, avoid leakage
and have long life service.
4. Protection design(removable tiger mouth spring valve, safety
pin) makes it reliable.
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CERTIFICATIONS
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