Chain wheel actuator

The sprocket mechanism is a crucial component in valve transmission systems, primarily used for valve on/off control. It transmits power from the gearbox to the valve stem via sprockets, chains, and other components, thereby enabling valve opening and closing. The gearbox itself typically reduces speed and increases torque, while the sprocket mechanism further transmits or adjusts valve movement through the chain's drive.

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Chain wheel actuator

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Product Details

Main Functions:
Power Transmission:*The sprocket mechanism's primary function is to transmit the rotational power from the gearbox to the valve stem via the chain, aiding in the valve's opening and closing.
Speed Reduction and Torque Increase:*Because valve operation requires significant torque, the gearbox and sprocket mechanism are usually designed as speed reduction devices to provide sufficient torque to drive the valve.
Valve Opening/Closing Angle Adjustment:*By adjusting the chain length or the number of teeth on the sprockets, the valve's opening and closing position and angle can be precisely controlled, resulting in a smoother and more accurate opening and closing process.
Improved Operational Stability:*The sprocket mechanism effectively reduces vibration and friction during operation, ensuring smooth valve operation and reducing operational difficulty and labor consumption.

Applications:

Large Valves: For valves requiring high torque or operating force (such as large-diameter or high-pressure valves), gearboxes and sprocket systems are often necessary to ensure smooth and safe opening and closing.

Remote Operation: Sprocket systems can be used for valves requiring remote control, especially buried valves, valves far from the control room or operating location. The chain extends the transmission distance, enabling operation from a distance.

High Temperature and High Pressure Environments: In certain special high temperature, high pressure, or harsh environments, sprocket systems can better withstand environmental changes, providing stable po

Model	Spec	Ratio	d	b	t	D1	4 - M	A	B	D	E	H
3D - 15	DN50 - 80/2" - 3"	24:1	12.7	3	14.1	70	4 - M8	180	132	200	45	290
3D - 15	DN100/4"	24:1	15.9	5	18.2	70	4 - M8	180	132	200	45	290
3D - 50	DN125 - 150/5" - 6"	30:1	19.05	5	21.35	102	4 - M10	270	225	290	63	35
3D - 50	DN200/8"	30:1	22.2	5	24.5	102	4 - M10	270	225	290	63	35
3D - 120	DN250/10"	50:1	28.6	8	31.9	125	4 - M12	270	215	290	81	40.5
3D - 120	DN300/12"	50:1	31.8	8	35.1	125	4 - M12	270	215	290	81	40.5
3D - 120	DN350/14"	50:1	31.8	8	35.1	125	4 - M12	270	215	290	81	40.5
3D - 250	DN400/16"	80:1	33.3	10	36.6	165	4 - M20	380	270	410	120	58.5
3D - 250	DN450/18"	80:1	38.1	10	41.4	165	4 - M20	380	270	410	120	58.5

Model	Spec	Ratio	d	b	t	D1	n - M	A	B	C	D	E	H
3D - 30/300	DN500/20"	352:1	41.3	10	47.9	165	4 - M20	380	268	50	410	185	120
3D - 30/400	DN600/24"	416:1	50.8	16	59.4	165	4 - M20	380	283	50	410	185	126
3D - 60/800	DN700/28"	754:1	55	16	63.4	254	8 - M16	380	313	50	410	218	144
3D - 60/800	DN800/32"	754:1	55	16	63.4	254	8 - M16	380	313	50	410	218	144

FACTORY

It currently has more than 70 types of equipment such as machining centers, CNC lathes, wire cutting, thread rolling machines, gear rolling machines, centerless grinders, high-frequency quenching machines, etc. The company has successively won the honorary titles of AAA-level credit enterprise, quality service integrity unit, integrity management demonstration unit, and contract-abiding and trustworthy enterprise.

Qualifications

Our company has complete quality inspection equipment and professional quality inspection personnel, and has established a constant temperature physical and chemical laboratory to provide guarantees for customers' strict quality requirements. Our company has passed the IS09001 international quality system certification, the product process quality is controllable, and 100% inspection before leaving the factory provides guarantees for customers' strict quality requirements. In order to meet the growing sales needs, the company continues to improve the level of refined management and is fully equipped with ERP and MES production office software.