Special Mic [Dual use of sofa folding bed] Folding sofa bed principle Folding multifunctional sofa bed purchase
[Dual use of sofa folding bed] folding sofa bed principle folding multifunctional sofa bed purchase
Principles of folding sofa beds
The folding of the sofa bed is because the sitting shelf is connected to the two iron joint parts with the back frame, which is designed like a bicycle's foot.It can only be entered, and the pressure will be under the pressure. At the end, there is a switch that pushes the joints that hold it up, so I return to the original flat lying.
How to open the folding bed sofa bed
Pull out the folding sofa beds forward; move your hands from the gap under the two large pillows, and move it up at the two feet that are just taken out of eighty degrees.
1. Appropriate size
The folding sofa bed must be sitting and lying, so the size must be appropriate. The height of the general seat surface is between 35-42 cm and the depth of the seat is between 48-55 cm.Between 108 degrees, the height of the handrail is between 62-65 cm, which is in line with the principle of artificial science, otherwise it is not conducive to the relaxation of human muscles, and long -term use can also cause body pain.
2. Finder framework
The folding sofa bed frame is generally a hard wood or metal bracket. When choosing, you can repeat the whole sofa before, left and right, and feel the firmness of the framework. Under the premise of obtaining the consent of the salesperson, unveiled the seat.Take a closer look at the bottom of the cloth. There is no bad, insectless, no scar, no bark or wood hair, and the convergence of the materials and materials is not nailed by nails, but a tenon is mortised.eyes or engraved mouths are bite each other, and then sticky with glue. This is a good folding sofa.
3. High -quality fabric
When buying a folding sofa bed, the leather surface should be rich and shiny, no scar, and the texture pattern is delicate. Hold one place with the tip of your fingertips and drag it up. You should feel flexible and powerful.Such a Skin is a good Skin.
When choosing a fabric folding sofa bed, you must carefully observe whether the fabric is fine and Smooth, without jumping, and thick and wear -resistant. Select the sofa bed with a cleaning bed cover, which is convenient and clean.The sense of change in the room.
4. Sponge and elasticity
The high -end sofa cushions and back pads should use high bomb foam sponges with density of 30 and 25 kg/cubic meters, respectively.In order to improve the comfort of sitting and sit, some foams are still soft treatment without reducing density. Some set up vertical springs in the cushion, so that the sofa has higher elasticity and anti -aging performance.Under normal circumstances, the sofa cushion after the human body is about 10 cm in the sofa.
5. The flexibility of the folding sofa bed
Most folding sofa beds need to open the folding card or pull out the slide when the sofa is "transformed" as the bed."Joint" is also the key part of the sofa bed.When buying, you should push the sofa bed or open and close many times. It feels that it is Smooth when changing at different angles.