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(Buried type)BD+G SERIES WORM GEAR BOX

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QUARTER-TURN WORM GEAR BOX

(Buried type)BD+G SERIES WORM GEAR BOX

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The rotary valve actuator is an essential and indispensable component in the industrial sector, widely used in various fluid control systems. Its primary function is to precisely control the opening and closing of valves via the actuator, enabling seamless fluid flow control as well as fine-tuned flow regulation. This article will provide a detailed overview of the technical features, operational principles, and practical applications of rotary valve actuators.

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Rotary Valve Actuator: Technical Analysis and Application Overview

I. Technical Features

The rotary valve actuator boasts several key technical features, including high-precision control, highly efficient operation, and exceptional safety and reliability. Among these, high-precision control stands out as one of its core attributes, enabling accurate valve opening and closing to maintain stable operation of the fluid system. Additionally, the device incorporates advanced transmission technology, ensuring efficient performance while significantly reducing energy consumption. Meanwhile, its robust safety and reliability features have made it widely adopted, effectively mitigating potential hazards such as leaks.

2. Operating Principle

The working principle of the rotary valve actuator relies primarily on the coordinated operation of components such as the electric motor, gearbox, and transmission mechanism. When the motor starts, the gearbox reduces the rotational speed while simultaneously increasing torque. This mechanical power is then transmitted via the transmission system to the valve, enabling it to open and close. Throughout this process, sensors continuously monitor the valve's position and operational status, allowing the control system to maintain precise regulation.

3. Application Status

Rotary valve actuators are widely used in industrial sectors such as oil, chemical, power, and metallurgy. In the oil and chemical industries, these devices control a variety of fluid media, including gases, liquids, and steam. In the power industry, rotary valve actuators manage fluid systems in equipment like boilers and generator sets. Additionally, they find extensive applications in other industries, including metallurgy and water treatment.

IV. Conclusion

Overall, rotary valve actuators are indispensable and critical components in modern industrial applications. Their key features—such as high-precision control, highly efficient operation, and exceptional safety and reliability—have enabled these devices to be widely adopted across various fluid control systems. As industrial technology continues to advance, rotary valve actuators will undergo continuous innovation and upgrades, further contributing to the growth and evolution of the industrial sector.

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QUARTER-TURN WORM GEAR BOX

(Buried type)BD+G SERIES WORM GEAR BOX

Type Type		Technical Parameters							Standard Flange Connection Size – Base Part					External Dimensions – External Part					Optional four-way or hand controls Optional square bush or handwheel
		Standard configuration Flange Standard flange acJS05211	Optional Flange Optional Mountain acc¹S05211	Speed ratio Ratio	Input Torque Input Nm	Output Torque Rating OeF Nm	Mechanical Efficiency M.A. ± 10%	Maximum Valve stem Mav.Bore Day. mm	D1	ROD		D3	HO	H2	K	K1	E1	E2	Four-sided dimensions Square bush size			Handwheel Handwheel
		Standard configuration Flange Standard flange acJS05211	Optional Flange Optional Mountain acc¹S05211	Speed ratio Ratio	Input Torque Input Nm	Output Torque Rating OeF Nm	Mechanical Efficiency M.A. ± 10%	Maximum Valve stem Mav.Bore Day. mm	D1	D2	N-H-DP	D3	HO	H2	K	K1	E1	E2	E3	E4	E5	M
A	BD80+G01	F14	F10-F12	125:1	60	1800	30	50	100	140	4-M16-24	175	3	255	101	66	167	228	42	31	32	350
	BD100+G01	F16	F12-F14	100:1	120	3500	30	60	130	165	4-M20-30	210	3	294	112	75	185	228	42	31	32	400
	BD125+G01	F20	F16-F25	133:1	125	4800	39	70	140	205	8-M16-24	250	3	346	117	80	202	228	42	31	32	500
	BD140+G03	F25	F16	255:1	120	8500	71	90	200	254	8-M16-24	300	4	400	133	90	254	279	42	31	32	600
B	BD140 + M30 + G02	F25	F16	1000:1	50	9000	210	90	200	254	8-M16-2	300	4	403	133	90	370	265	42	31	32	400
	BD160+M31+G02	F30	F25	766:1	80	14000	175	105	230	298	8-M20-30	350	4	459	153	101	409	265	42	31	32	500
	BD180+M31+G02	F30	F25	866:1	100	18000	183	105	230	298	8-M20-30	350	4	494	163	106	416	265	42	31		600
	BD200+M32+G02	F35	F25-F30	1162:1	100	25000	260	120	260	356	8-M30-45	415	4	552	189	129	436	265	42	31	32	600
	BD225+M32+G02	F35	F25-F30	332:1	120	36000	300	140	260	356	8-M30-45	415	5	619	195	130	451	265	42	31	32	600
	8D250+M33+G02	F40	F30-F35	1712:1	125	48000	389	165	300	406	8-M36-54	475	5	669	206	139	489	265	42	31	32	600
	BD280+M33+G02	F40	F30-F35	1938:1	145	60000	420	165	300	406	8-M36-54	475	5	729	213	145	509	265	42	31	32	700
	BD315+M34+G02	F48	F35-F40	2013:1	140	80000	576	190	370	483	12-M36-54	560	5	835	246	168	583	265	42	31	32	700
	BD355 + M34 + G02	F48	F35-F40	2894:1	160	100000	625	190	370	483	12-M36-54	560	5	910	254	172	615	265	42	31	32	800