All-steel sofa bed frame
A sofa and bed frame technology, applied to sofas, couch, bed, etc., can solve the problems of sofa bed odor, mildew, affecting normal use, etc., and achieve the effect of long service life and good elasticity
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[0019] The present invention will be further described below in conjunction with accompanying drawing:
[0020] Such as Figure 1-Figure 2 As shown, a kind of all-steel sofa bed frame comprises a base frame 1, a spring inner frame 14, a supporting leg 2 is arranged under the base frame 1, a first frame 3 is arranged above the base frame 1, and a Support plate 12, a spring inner frame 14 is arranged on the top of the first frame 3, a first fixed plate 6 is arranged on both sides of the rear end of the first frame 3, and a second fixed plate 7 is arranged on the outside of the first fixed plate 6, and the second fixed plate The inner surface of 7 is provided with a fixed seat 10, the fixed seat 10 is provided with a connecting rod 9, the end of the connecting rod 9 is provided with a tension spring 11, the bottom of the second fixed plate 7 is provided with a second frame 8, and the spring inner frame 14 includes a skeleton 5 And support springs 4, the support springs 4 are uni...
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Abstract
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