CN2295390Y - Seashore chair with stepless regulating backboard - Google Patents

Abstract

The utility model relates to a seashore chair with a stepless regulating backrest, which uses 8 rods to link 8 mould blocks of chair corners in order to achieve the folding and unfolding states of the backrest seashore chair. Two eccentric wheels achieve the stepless regulation of the slope angle of the backrest seashore chair. The utility model has the advantages of easy fabrication and easy use, and is widely used for being carried in the open air and home.

Description

Stepless adjustable back beach chair

The utility model belongs to the amusement and travel articles for use, particularly stepless adjustable back beach chair.

At present similar beach chair series of products are fixedly two kinds on backrest and classification adjustable back on the international market, the advantage that though they have respectively is simple in structure, cost is low, but fixedly the comfortableness of chair is relatively poor, the user uses undesirable, and then there are three problems in classification adjustable back chair: the one, and backrest is adjusted inconvenient; The 2nd, classification is adjusted the chair comfortableness and still can not be met the demands, and applicable surface is narrow; The 3rd, structural strength is poor, not attractive in appearance, volume is big.

The purpose of this utility model is to provide a kind of realization that stepless adjustable is arranged, adopt the eccentric shoe mechanism principle, thoroughly solved the defective of former scheme, variation according to difference requirement and environment for use, easily its backrest is adjusted to desired tilt angle, it is simple and safe reliable that it has the location, durable, handsome in appearance practical characteristics such as pleasing firm in structure.

The utility model can be achieved by the following scheme: a kind of stepless adjustable back beach chair, its two back support bar 10 are parallel to each other, and pass respectively below the tetragonal seat cushion 12 after wherein piece 9 is moulded at two chair angles, be fixed between two ears that are enclosed within 3 tops of the sliding sleeve on the brace 2 on two with rivet respectively again, two eccentric cams 5 are fixed between two ears of two sliding sleeve 3 bottoms with rivet 4 respectively, about an end of brace 2 is individually fixed in seat cushion 12 on two two angles in addition mould on the piece 14, the other end respectively with the back arm 20 an end link together by chair angle plastic cement piece 1, mould on the piece 9 at the chair angles that the other end of arm 20 is riveted on respectively below the seat cushion 12 after two, mould on the piece 14 at the chair angles that one end of the oblique front stall bar 16 in a left side is fixed on below the seat cushion 12, mould on the piece 14 at another chair angle that a right tiltedly end of front stall bar 17 is fixed in below the seat cushion 12, two declivity seat bars 8 are parallel to each other, the one end is moulded piece 1 with the oblique front stall bar 16 in a left side and the right tiltedly other end of front stall bar 17 by the chair angle respectively and is linked together, mould on the piece 9 at the two chair angles that the other end is individually fixed in below the seat cushion 12, brace 2 is fixing with rivet 6 in the middle part of each bar on the two declivity seat bars 8 and two, and backrest cloth 11 is exposed to the tensioning on seat cushion 12 tops by two back support bar 10.

The advantage of the utility model contrast prior art is that backrest is stepless adjustable, adjust simple and convenient, locked secure is reliable, firm in structure durable, handsome in appearance, manufacturing process is simple, overall structure is new and original, fold conveniently, be very suitable for the outdoor travel of user, sandy beach leisure use.

Fig. 1 is overall structure figure of the present utility model;

Fig. 2 is the utility model locking mechanism schematic diagram.

Below in conjunction with drawings and Examples the utility model is described in further detail:

Among the figure, 1,9,14 for moulding piece in the chair angle, and 2 is last oblique seat bar, and 3 is sliding sleeve, and 4 is rivet, and 5 is eccentric cam, and 8 is declivity seat bar, and 10 is back support bar, and 11 is backrest cloth, and 12 is seat cushion, and 16 is tiltedly front stall bar of a left side, and 17 is right tiltedly front stall bar, and 20 is the back arm.

Stepless adjustable back beach chair, its two back support bar 10 are parallel to each other, and pass respectively below the tetragonal seat cushion 12 after wherein piece 9 is moulded at two chair angles, be fixed between two ears that are enclosed within 3 tops of the sliding sleeve on the brace 2 on two with rivet respectively again, two eccentric cams 5 are fixed between two ears of two sliding sleeve 3 bottoms with rivet 4 respectively, about an end of brace 2 is individually fixed in seat cushion 12 on two two angles in addition mould on the piece 14, the other end respectively with the back arm 20 an end link together by chair angle plastic cement piece 1, mould on the piece 9 at the chair angles that the other end of arm 20 is riveted on respectively below the seat cushion 12 after two, mould on the piece 14 at the chair angles that one end of the oblique front stall bar 16 in a left side is fixed on below the seat cushion 12, mould on the piece 14 at another chair angle that a right tiltedly end of front stall bar 17 is fixed in below the seat cushion 12, two declivity seat bars 8 are parallel to each other, the one end is moulded piece 1 with the oblique front stall bar 16 in a left side and the right tiltedly other end of front stall bar 17 by the chair angle respectively and is linked together, mould on the piece 9 at the two chair angles that the other end is individually fixed in below the seat cushion 12, brace 2 is fixing with rivet 6 in the middle part of each bar on the two declivity seat bars 8 and two, and backrest cloth 11 is exposed to the tensioning on seat cushion 12 tops by two back support bar 10.After folding fully, can pack in the cartridge type bag, be easy to carry.When the user need use, can from the cartridge type bag, take out very easily, as long as fixedly four of seat cushion angles are on one side to pressing down on one side to separating all around, 8 of 8 rod member interlocks around making are moulded piece, separately prop up seat cushion simultaneously, can make it be in a state of taking advantage of, the user if to adjust backrest angle as long as gently pull two back support bar up and down to the appropriate location, then two cam handles are pulled down locked getting final product.The user also can take back two hands and spur two sliding sleeves backward up and down, pulls down two cam handles locked after making its back support bar be in proper angle.When the user need carry, cocked the unclamping that two cam handles can be made progress moulded four chair angles piece then and folded central authorities together and can realize collapsed state.

Claims (1)

1, a kind of stepless adjustable back beach chair, it is characterized in that: two back support bar (10) are parallel to each other, and pass respectively below the tetragonal seat cushion (12) after wherein piece (9) is moulded at two chair angles, be fixed between two ears of sliding sleeve (3) top that is enclosed within on the brace on two (2) with rivet respectively again, two eccentric cams (5) use rivet (4) to be fixed between the two following ears of two sliding sleeves (3) respectively, about an end of brace (2) is individually fixed in seat cushion (12) on two two angles in addition mould on the piece (14), the other end respectively with the back arm (20) an end link together by chair angle plastic cement piece (1), mould on the piece (9) at the chair angle that the other end of arm after two (20) is riveted on respectively below the seat cushion (12), mould on the piece (14) at the chair angle that one end of the oblique front stall bar (16) in a left side is fixed on below the seat cushion (12), mould on the piece (14) at another chair angle that a right tiltedly end of front stall bar (17) is fixed in below the seat cushion (12), two declivity seat bars (8) are parallel to each other, the one end is moulded piece (1) with the oblique front stall bar in a left side (16) and the right tiltedly other end of front stall bar (17) by the chair angle respectively and is linked together, mould on the piece (9) at the two chair angles that the other end is individually fixed in below the seat cushion (12), brace (2) is fixing with rivet (6) in the middle part of each bar on the two declivity seat bars (8) and two, and backrest cloth (11) is exposed to the tensioning on seat cushion (12) top by two back support bar (10).