Door Return Mechanism

Water return Value and water distributer  For Floor Heating  System
Water return Value and water distributer For Floor Heating System
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Min Order Qty: 1 pc
Supply Capability: 50000 pc/month
Scaffolding Accessories Return Transom
Scaffolding Accessories Return Transom
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Min Order Qty: -
Supply Capability: -
Full system Return system Discharge system
Full system Return system Discharge system
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Min Order Qty: 20 pc
Supply Capability: 100 pc/month
Air vent grill  Basedboard Return Air Grille
Air vent grill Basedboard Return Air Grille
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Min Order Qty: 1000 PCS
Supply Capability: 100000 PCS/month
Steel Pipe Fittings Butt-Welding 180° Long Radius Return Bends
Steel Pipe Fittings Butt-Welding 180° Long Radius Return Bends
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Min Order Qty: 100 pc
Supply Capability: 10000 pc/month
Linear Air Return Vent Diffuser Ceiling Use Grilles
Linear Air Return Vent Diffuser Ceiling Use Grilles
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Min Order Qty: 100 pc
Supply Capability: 999999 pc/month
Return Air Grille with Aluminum Filter in China
Return Air Grille with Aluminum Filter in China
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Min Order Qty: 100 pc
Supply Capability: 999999 pc/month
2015 Return Air Grille with Aluminum Filter in China
2015 Return Air Grille with Aluminum Filter in China
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Min Order Qty: 100 pc
Supply Capability: 999999 pc/month
Plastic Return Air Grille PP ABS white color
Plastic Return Air Grille PP ABS white color
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Min Order Qty: 1000 PCS
Supply Capability: 100000 PCS/month
trolley mechanism 4D3V3
trolley mechanism 4D3V3
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Min Order Qty: -
Supply Capability: -
trolley mechanism 11JXF8
trolley mechanism 11JXF8
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Supply Capability: -
trolley mechanism 6JXF5
trolley mechanism 6JXF5
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Supply Capability: -
Hoisting mechanism 55JLF30
Hoisting mechanism 55JLF30
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Supply Capability: -
trolley mechanism 4D3V2
trolley mechanism 4D3V2
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Supply Capability: -
Series Hoisting Mechanism 55RCS25
Series Hoisting Mechanism 55RCS25
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Supply Capability: -
trolley mechanism 5D3V4
trolley mechanism 5D3V4
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Min Order Qty: -
Supply Capability: -
Chair Mechanism G-013
Chair Mechanism G-013
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Min Order Qty: 200pcs pc
Supply Capability: 50000 Pieces Per Month pc/month
Tower Crane 10 Ton Mechanism VFD in China
Tower Crane 10 Ton Mechanism VFD in China
Ref Price: $10,000.00 - 50,000.00 / unit
Min Order Qty: 1 unit
Supply Capability: 30 unit/month
Tower Crane VFD PLC Trolleying Mechanism
Tower Crane VFD PLC Trolleying Mechanism
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Min Order Qty: 1 unit
Supply Capability: 30 unit/month
Welded square rectangular tube for mechanism
Welded square rectangular tube for mechanism
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Min Order Qty: 10 m.t.
Supply Capability: 3500 m.t./month
Zip Channel Roller Blind Spring Mechanism
Zip Channel Roller Blind Spring Mechanism
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Min Order Qty: 500 m²
Supply Capability: 200000 m²/month
Hoisting Mechanism for Tower Crane
Hoisting Mechanism for Tower Crane
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Min Order Qty: 1 Set pc
Supply Capability: 1000 Sets Per Month pc/month
Privacy Persian Plural Roller Mechanism Blinds
Privacy Persian Plural Roller Mechanism Blinds
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Min Order Qty: 200 set
Supply Capability: 200000 set/month
trolley mechanism 2JXD1
trolley mechanism 2JXD1
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Min Order Qty: -
Supply Capability: -
Manual spring motorized mechanism  electric roller blinds
Manual spring motorized mechanism electric roller blinds
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Min Order Qty: 10 set
Supply Capability: 50000 set/month
Mechanism 38 mm Vertical Roller Shades Blinds
Mechanism 38 mm Vertical Roller Shades Blinds
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Min Order Qty: 500 set
Supply Capability: 200000 set/month
Manual Spring mechanism fabric roller blind
Manual Spring mechanism fabric roller blind
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Min Order Qty: 10 set
Supply Capability: 50000 set/month
FOOD MECHANISM  VACUUM QUANTITATVE FILLER SERIES
FOOD MECHANISM VACUUM QUANTITATVE FILLER SERIES
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Min Order Qty: 1 unit
Supply Capability: 100 unit/month
Shower Waterproof Privacy Mechanism Roller Blinds
Shower Waterproof Privacy Mechanism Roller Blinds
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Min Order Qty: 200 set
Supply Capability: 200000 set/month
Venetian Blinds Electrical with Roller Shutter Mechanism
Venetian Blinds Electrical with Roller Shutter Mechanism
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Min Order Qty: 50 m²
Supply Capability: 10000 m²/month
Hoisting mechanism 45JLF25D
Hoisting mechanism 45JLF25D
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Min Order Qty: -
Supply Capability: -
Hoisting Mechanism 110JLF63
Hoisting Mechanism 110JLF63
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Min Order Qty: -
Supply Capability: -
FOOD MECHANISM  VACUUM BOWL CUTTER ZKZB SERIES
FOOD MECHANISM VACUUM BOWL CUTTER ZKZB SERIES
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Min Order Qty: 1 unit
Supply Capability: 100 unit/month
Manual spring mechanism fabric roller blind
Manual spring mechanism fabric roller blind
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Min Order Qty: 100 set
Supply Capability: 50000 set/month
Simple Chair Recliner Mechanism for type 4311
Simple Chair Recliner Mechanism for type 4311
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Min Order Qty: 300 set
Supply Capability: 10000 set/month
Manual spring mechanism  electric roller blind
Manual spring mechanism electric roller blind
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Min Order Qty: 10 set
Supply Capability: 10000 set/month

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Door Return Mechanism Supplier & Manufacturer from China

Okorder.com is a professional Door Return Mechanism supplier & manufacturer, offers integrated one-stop services including real-time quoting and online cargo tracking. We are funded by CNBM Group, a Fortune 500 enterprise and the largest Door Return Mechanism firm in China.

Hot Products

FAQ

What oil is used in the closer
Requirements include: 1) whether the need to open the door after the automatic stop function; 2) damping buffer function - quickly open the door to a certain position after the damping buffer, and the damping buffer force and range can be adjusted according to the use of self-use; This function is used to prevent the door quickly when the door or lock the wall, or emergency escape To prevent people in the fast open when the weight loss and leaning forward. 3) delay the slow closing - the door from the door to the maximum position began to slow down slowly, according to the requirements of stepless adjustment. Suitable for use in frequent and crowded places, especially hospitals, with the elderly, children and disabled access and access to the use of the door. 4) Closing force can be adjusted - can be used in the door and the door wide range of different doors to install, and because of environmental reasons to close the door more resistance. Random stepless adjustment can be satisfied with the closing force, especially in the coastal city, travel and other affected by the wind and closing resistance (the door of the force) often change the place. 5) use of the environment: fire and fire requirements in the winter and 35 ° under the premises of the anti - freeze requirements. Usually the choice of door closers according to the manufacturer's product specifications, according to the size of different forces or adjustable power to match the size of different doors and weight. The following table shows the quality / size of the seven grades of test doors specified in the British Standard BS EN 1154 (a recognized standard for closed door gauges). The closing force of the door closet usually specifies a value between 1 and 7, the greater the number, indicating the greater the ability of the door closer.s
How does the door closer work?
Is to rely on the hydraulic buffer to form a damping, in the open door when the hydraulic oil compression, the door after the opening of the hydraulic oil to release energy to close the door energy, and then through the above two screws to adjust the first paragraph and the second paragraph of the closed door speed, to achieve satisfaction The closing speed.s
What is the main function of the door closers of fire doors?
Fire door closers play the role is that when you open the fire door, the door closet will automatically start off the fire door, so that the fire door can be turned off. So that fire doors effectively play a role in blocking the fire and the spread of smoke.s
Would like to ask what kind of door closers, suitable for hotel works with what?
Door closers hidden in the door frame, collectively known as the day hinge.s
Why do you turn the door closer?
You first use a screwdriver to adjust the valve on the door above the valve to see if you can turns
How closed the door closers
Adjust the tightening of the door closer is to adjust the closing speed, the strength of the fast when the speed is small, the door is close to the door close to the slow speed. Door closers to adjust the closing speed is through the two hydraulic valve independent control of two door closers closing speed for full hydraulic control. Adjustment method and precautions: (1) generally in the side of the door closer to the side of the adjustment valve is marked 1.2, speed 1 block is to adjust the door opening angle from 90 degrees to 20 degrees between the closing speed, speed 2 is to adjust the door opening angle from 20 Degrees to 0 degrees is the door completely closed the speed of the trip. (2) When adjusting the valve screw tightening (clockwise adjustment) is to slow down the speed, that is, the door closer to the door to adjust the power. (3) If the valve screw loose (counter-clockwise adjustment) is the speed becomes faster, that is, increase the closing door closing force. Adjust the amplitude must be controlled in a small range, and each adjustment are tested door fan strength is appropriate, if the amplitude is too large may screw off, resulting in door closers oil spill.s
Closer prices
This model, style, each manufacturer, brand has a different parameter.s
How much is the cheapest door closer?
Well-known domestic brands - Branch guide, her a small door closet KE-151 is relatively cheap, and ¥ 40. Branch guide the door closer, good quality, stable performance, sold overseas, so the cheapest door closet is certainly less than ¥ 40. Hope to help some.s

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