Chair capable of being folded in second

Abstract

The utility model discloses a second folding chair which comprises a V-shaped folding assembly and a seat folding assembly, the V-shaped folding assembly comprises a first U-shaped rod, a second U-shaped rod and a first hinge piece, and the first U-shaped rod and the second U-shaped rod are hinged through the first hinge piece; the seat folding assembly comprises a first square rod, a third U-shaped rod, a first connecting rod and first supporting cloth, a first connecting piece is fixedly arranged at the upper end of the first U-shaped rod, the left end of the first square rod is hinged to the first connecting piece, a second connecting piece is hinged to the upper end of the second U-shaped rod, and the second connecting piece is hinged to the upper end of the third U-shaped rod. The lower end of the third U-shaped rod is hinged to the second connecting piece, the left end of the first connecting rod is hinged to the first hinge piece, and the right end of the first connecting rod is hinged to the third U-shaped rod. The chair capable of being folded in second provided by the utility model is stable and reliable in structure, can be quickly folded and unfolded, cannot be loosened when being folded, can be taken and moved at any time, and is more convenient.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the chair structure field, concretely relates to a second folding chair. BACKGROUND

[0002] Leisure chair is the chair that people enjoy leisure time usually, indoor leisure chair is made with leather, stainless steel, plastic etc., the modelling is changeable and is rich in originality, the color is bright and clear, total indoor leisure chair is placed in family, indoor public place, provides comfortable leisure for individual or many people. The existing leisure chair is not enough fast to fold, and is also loose state when folding, is not convenient to take away by hand. SUMMARY

[0003] In order to solve the insufficient of prior art, the utility model provides a second folding chair.

[0004] In order to achieve the above object, the utility model provides the following technical scheme:

[0005] A second folding chair, including V type folding assembly and seat folding assembly, the V type folding assembly includes first U type rod, second U type rod and first hinged piece, one end of the first hinged piece is fixedly connected with the first U type rod, the other end of the first hinged piece is fixedly connected with the second U type rod, the seat folding assembly includes first square rod, third U type rod, first connecting rod and first support cloth, the upper end of the first U type rod is fixedly provided with first connecting piece, the left end of the first square rod is hingedly connected with the first connecting piece, the upper end of the second U type rod is hingedly provided with second connecting piece, the lower end of the third U type rod is hingedly connected with the second connecting piece, the lower end of the first support cloth is sleeved on the first square rod, the upper end of the first support cloth is sleeved on the third U type rod, the left end of the first connecting rod is hingedly connected with the first hinged piece, and the right end of the first connecting rod is hingedly connected with the third U type rod.

[0006] Further, the first hinged piece includes first rotating sleeve and second rotating sleeve, the lower end of the first rotating sleeve is provided with first insertion pipe, the first insertion pipe is matched with the first U type rod, the lower end of the second rotating sleeve is provided with second insertion pipe, the second insertion pipe is matched with the second U type rod, the right end of the first rotating sleeve is provided with first rotating sheet, the left end of the second rotating sleeve is second rotating sheet, the middle part of the first rotating sheet is provided with first pin hole, the middle part of the second rotating sheet is provided with second pin hole, and the first pin hole is matched with the second pin hole.

[0007] Further, the left end of the first connecting rod is provided with a first hinge hole matched with the first pin hole and the second pin hole, a first connecting rivet is arranged in the first hinge hole, the first connecting rivet is sleeved with a first shaft sleeve corresponding to the first hinge piece and the first square-shaped rod.

[0008] Further, the left end of the first connecting rod is provided with a first handle, and the first handle is sleeved with a first protective sleeve.

[0009] Further, the upper end of the second connecting piece is provided with a first limiting column hinged with the first square-shaped rod, both ends of the first square-shaped rod are provided with a first limiting piece, the lower end of the first limiting piece is hinged with the second U-shaped rod, one end of the first limiting piece close to the second U-shaped rod is provided with a plurality of first clamping convexes matched with the second U-shaped rod, and one end of the first limiting piece close to the first square-shaped rod is provided with a second clamping convex matched with the first square-shaped rod.

[0010] Further, the first square-shaped rod comprises a fourth U-shaped rod and a fifth U-shaped rod, the right end of the fourth U-shaped rod is provided with a first shrink tube, the left end of the fifth U-shaped rod is provided with a first insertion hole, the first shrink tube is matched with the first insertion hole, the first shrink tube is provided with a third pin hole, the left end of the fifth U-shaped rod is provided with a fourth pin hole, the lower end of the third U-shaped rod is provided with a fifth pin hole, the first limiting column is provided with a sixth pin hole, the third pin hole, the fourth pin hole, the fifth pin hole and the sixth pin hole are matched, a second connecting rivet is arranged in the third pin hole, the fourth pin hole, the fifth pin hole and the sixth pin hole, and the second connecting rivet is sleeved with a second shaft sleeve corresponding to the first square-shaped rod and the third U-shaped rod.

[0011] Further, both ends of the first U-shaped rod are provided with a first anti-skid sleeve, both ends of the second U-shaped rod are provided with a second anti-skid sleeve, and the middle part of the fifth U-shaped rod is provided with a third anti-skid sleeve, so that the first anti-skid sleeve, the second anti-skid sleeve and the third anti-skid sleeve are in the same plane when the folding chair is in the folded state.

[0012] Compared with the prior art, the folding chair has the advantages of stable and reliable structure, fast folding and unfolding, no loosening in the folded state, convenient carrying and walking, convenient standing in the folded state, temporary use of articles, fast unfolding and sitting, super experience, and real device art of changing "sitting" into a verb. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1is a structure schematic view of one perspective of the preferred embodiment provided by the utility model.

[0014] Figure 2 is a structure schematic view of another perspective of the preferred embodiment provided by the utility model.

[0015] Figure 3 is a structure schematic view of the first hinged piece of the preferred embodiment provided by the utility model.

[0016] Figure 4 is a structure schematic view of the first square pole of the preferred embodiment provided by the utility model.

[0017] Figure 5 is a structure schematic view of the second connecting piece of the preferred embodiment provided by the utility model.

[0018] The figure mark includes: 110, first U pole;111, first anti -skid cover;120, second U pole;121, second anti -skid cover;130, second connecting piece;131, first limit post;132, first limit piece;133, first card convex;134, second card convex;135, sixth pin hole;140, first connecting piece;150, first hinged piece;151, first rotating sleeve;152, first rotating piece;153, first pin hole;154, first cannula;155, second rotating sleeve;156, second rotating disc;157, second pin hole;158, second cannula;159, first rivet;210, fourth U pole;211, first shrink pipe;212, third pin hole;220, fifth U pole;221, first insertion hole;222, fourth pin hole;223, third anti -skid cover;230, third U pole;231, fifth pin hole;240, first seat cloth;250, first connecting rod;251, first handle;252, first sheath;253, first hinged hole. Specific implementation

[0019] The utility model discloses a kind of instant folding chairs, below combined with preferred embodiment, the specific implementation of the utility model is further described.

[0020] Reference the structure schematic view of one perspective of the preferred embodiment provided by the utility model in the attached drawing Figures 1-5 , Figure 1 is a structure schematic view of one perspective of the preferred embodiment provided by the utility model, Figure 2 is a structure schematic view of another perspective of the preferred embodiment provided by the utility model, Figure 3 is a structure schematic view of the first hinged piece 150 of the preferred embodiment provided by the utility model, Figure 4 is a structure schematic view of the first square pole of the preferred embodiment provided by the utility model, Figure 5 is a structure schematic view of the second connecting piece 130 of the preferred embodiment provided by the utility model.

[0021] Preferred embodiments.

[0022] The embodiment provides a folding chair, which comprises a V-shaped folding assembly and a seat folding assembly, the V-shaped folding assembly comprises a first U-shaped rod 110, a second U-shaped rod 120 and a first hinge 150, one end of the first hinge 150 is fixedly connected with the first U-shaped rod 110, the other end of the first hinge 150 is fixedly connected with the second U-shaped rod 120, the seat folding assembly comprises a first square-shaped rod, a third U-shaped rod 230, a first connecting rod 250 and a first supporting cloth, the upper end of the first U-shaped rod 110 is fixedly provided with a first connecting piece 140, the left end of the first square-shaped rod is hingedly connected with the first connecting piece 140, the upper end of the second U-shaped rod 120 is hingedly provided with a second connecting piece 130, the lower end of the third U-shaped rod 230 is hingedly connected with the second connecting piece 130, the lower end of the first supporting cloth is sleeved on the first square-shaped rod, the upper end of the first supporting cloth is sleeved on the third U-shaped rod 230, the left end of the first connecting rod 250 is hingedly connected with the first hinge 150, and the right end of the first connecting rod 250 is hingedly connected with the third U-shaped rod 230.

[0023] Further, the first hinge 150 comprises a first rotating sleeve 151 and a second rotating sleeve 155, the lower end of the first rotating sleeve 151 is provided with a first inserting pipe 154 matched with the first U-shaped rod 110, the lower end of the second rotating sleeve 155 is provided with a second inserting pipe 158 matched with the second U-shaped rod 120, the right end of the first rotating sleeve 151 is provided with a first rotating sheet 152, the left end of the second rotating sleeve 155 is provided with a second rotating sheet, the middle part of the first rotating sheet 152 is provided with a first pin hole 153, the middle part of the second rotating sheet is provided with a second pin hole 157, and the first pin hole 153 is matched with the second pin hole 157.

[0024] Further, the left end of the first connecting rod 250 is provided with a first hinge hole 253 matched with the first pin hole 153 and the second pin hole 157, and a first connecting rivet is arranged in the first hinge hole 253, the first pin hole 153 and the second pin hole 157, a first shaft sleeve is sleeved on the first connecting rivet, and the first shaft sleeve corresponds to the first hinge 150 and the first square-shaped rod.

[0025] Further, the left end of the first connecting rod 250 is extended and bent to form a first handle 251, and a first protective sleeve 252 is sleeved on the first handle 251.

[0026] Further, the upper end of the second connecting piece 130 is provided with a first limiting column 131, the first limiting column 131 is hinged with the first square-shaped rod, both ends of the first square-shaped rod are provided with a first limiting sheet 132, the lower end of the first limiting sheet 132 is hinged with the second U-shaped rod 120, one end of the first limiting sheet 132 close to the second U-shaped rod 120 is provided with a plurality of first clamping convexes 133, the first clamping convexes 133 are matched with the second U-shaped rod 120, one end of the first limiting sheet 132 close to the first square-shaped rod is provided with a second clamping convex 134, the second clamping convex 134 is matched with the first square-shaped rod.

[0027] Further, the first square-shaped rod comprises a fourth U-shaped rod 210 and a fifth U-shaped rod 220, the right end of the fourth U-shaped rod 210 is provided with a first shrink tube 211, the left end of the fifth U-shaped rod 220 is provided with a first insertion hole 221, the first shrink tube 211 is matched with the first insertion hole 221, the first shrink tube 211 is provided with a third pin hole 212, the left end of the fifth U-shaped rod 220 is provided with a fourth pin hole 222, the lower end of the third U-shaped rod 230 is provided with a fifth pin hole 231, the first limiting column 131 is provided with a sixth pin hole 135, the third pin hole 212, the fourth pin hole 222, the fifth pin hole 231 and the sixth pin hole 135 are matched, the third pin hole 212, the fourth pin hole 222, the fifth pin hole 231 and the sixth pin hole 135 are provided with a second connecting rivet, the second connecting rivet is provided with a second shaft sleeve, the second shaft sleeve corresponds to the first square-shaped rod and the third U-shaped rod 230.

[0028] Further, both ends of the first U-shaped rod 110 are provided with a first anti-skid sleeve 111, both ends of the second U-shaped rod 120 are provided with a second anti-skid sleeve 121, the middle part of the fifth U-shaped rod 220 is provided with a third anti-skid sleeve 223, when the folding chair is in the folded state, the first anti-skid sleeve 111, the second anti-skid sleeve 121 and the third anti-skid sleeve 223 are in the same plane.

[0029] Working principle: the first shrink tube 211 is inserted into the first insertion hole 221, so that the fourth U-shaped rod 210 and the fifth U-shaped rod 220 form the first square-shaped rod, the first U-shaped rod 110 and the second U-shaped rod 120 are hinged, the first square-shaped rod is hinged with the third U-shaped rod 230, and the V-shaped folding assembly and the seat folding assembly are linked through the first connecting rod 250, the second connecting piece 130 limits and guarantees the connection and turning of the second U-shaped rod 120 and the first square-shaped rod.

[0030] When folding, only need to resist the first U-shaped rod 110, the third U-shaped rod 230 interface is pressed down, the first U-shaped rod 110 and the second U-shaped rod 120 are close together, the first connecting rod 250 is turned down to the right, and the third U-shaped rod 230 is turned up, so that the first square rod is turned down to the right and pastes on the right end of the second U-shaped rod 120, and the second connecting piece 130 is turned down to the right, and the second clamping convex 134 clamps the first square rod, and the third U-shaped rod 230 pastes on the right end of the first square rod, so that the chair can be quickly folded, and the operation is simple and fast. At this time, the first anti-skid sleeve 111, the second anti-skid sleeve 121 and the third anti-skid sleeve 223 are in the same plane, so that the folding chair can be placed vertically.

[0031] In addition, the first U-shaped rod 110 and the second U-shaped rod 120 are provided with opposite arcs, which can play a certain role in the first connecting piece 140 and the second connecting piece 130, and increase the strength of the first U-shaped rod 110 and the second U-shaped rod 120. The first square rod is square, which can increase the structural strength and avoid deformation of the folding chair.

[0032] It is worth mentioning that the first rivet 159 and other technical features involved in the utility model patent application should be regarded as prior art, and the specific structure, working principle and possible control mode, spatial arrangement mode of these technical features can be selected by the prior art, which should not be regarded as the utility model point of the utility model patent, and the utility model patent will not be further expanded and described in detail.

[0033] For those skilled in the art, the technical solutions described in the foregoing embodiments can be modified or some technical features can be replaced, and any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A chair that folds up instantly, characterized in that, The system includes a V-shaped folding assembly and a seat folding assembly. The V-shaped folding assembly includes a first U-shaped rod (110), a second U-shaped rod (120), and a first hinge (150). One end of the first hinge (150) is fixedly connected to the first U-shaped rod (110), and the other end of the first hinge (150) is fixedly connected to the second U-shaped rod (120). The seat folding assembly includes a first square rod, a third U-shaped rod (230), a first connecting rod (250), and a first support fabric. A first connecting member (140) is fixedly provided at the upper end of the first U-shaped rod (110). The left end of the first square rod is hinged to the first connector (140), the upper end of the second U-shaped rod (120) is hinged to the second connector (130), the lower end of the third U-shaped rod (230) is hinged to the second connector (130), the lower end of the first support cloth is sleeved on the first square rod, the upper end of the first support cloth is sleeved on the third U-shaped rod (230), the left end of the first connecting rod (250) is hinged to the first hinge (150), and the right end of the first connecting rod (250) is hinged to the third U-shaped rod (230).

2. The retractable chair according to claim 1, characterized in that, The first hinge (150) includes a first rotating sleeve (151) and a second rotating sleeve (155). The lower end of the first rotating sleeve (151) is provided with a first insertion tube (154), which matches the first U-shaped rod (110). The lower end of the second rotating sleeve (155) is provided with a second insertion tube (158), which matches the second U-shaped rod (120). The right end of the first rotating sleeve (151) is provided with a first rotating piece (152), and the left end of the second rotating sleeve (155) is provided with a second rotating piece. The middle part of the first rotating piece (152) is provided with a first pin hole (153), and the middle part of the second rotating piece is provided with a second pin hole (157). The first pin hole (153) matches the second pin hole (157).

3. The retractable chair according to claim 2, characterized in that, The left end of the first connecting rod (250) is provided with a first hinge hole (253), which matches the first pin hole (153) and the second pin hole (157). A first connecting rivet is provided in the first hinge hole (253), the first pin hole (153) and the second pin hole (157). A first bushing is sleeved on the first connecting rivet, which corresponds to the space between the first hinge member (150) and the first square rod.

4. The retractable chair according to claim 3, characterized in that, The left end of the first connecting rod (250) extends and bends to form a first handle (251), and a first protective sleeve (252) is fitted on the first handle (251).

5. The retractable chair according to claim 4, characterized in that, The upper end of the second connector (130) is provided with a first limiting post (131), which is hinged to the first square rod. The two ends of the first square rod are provided with first limiting pieces (132). The lower end of the first limiting piece (132) is hinged to the second U-shaped rod (120). The end of the first limiting piece (132) near the second U-shaped rod (120) is provided with a plurality of first locking protrusions (133), which match the second U-shaped rod (120). The end of the first limiting piece (132) near the first square rod is provided with a second locking protrusion (134), which matches the first square rod.

6. The retractable chair according to claim 5, characterized in that, The first square rod includes a fourth U-shaped rod (210) and a fifth U-shaped rod (220). The right end of the fourth U-shaped rod (210) is provided with a first constriction tube (211), and the left end of the fifth U-shaped rod (220) is provided with a first insertion hole (221). The first constriction tube (211) matches the first insertion hole (221). The first constriction tube (211) is provided with a third pin hole (212). The left end of the fifth U-shaped rod (220) is provided with a fourth pin hole (222), and the lower end of the third U-shaped rod (230) is provided with a fifth pin hole (222). 31) The first limiting post (131) is provided with a sixth pin hole (135). The third pin hole (212), the fourth pin hole (222), the fifth pin hole (231) and the sixth pin hole (135) are matched. The third pin hole (212), the fourth pin hole (222), the fifth pin hole (231) and the sixth pin hole (135) are provided with a second connecting rivet. The second connecting rivet is fitted with a second bushing. The second bushing corresponds between the first square rod and the third U-shaped rod (230).

7. The retractable chair according to claim 6, characterized in that, The first U-shaped rod (110) has a first anti-slip sleeve (111) at both ends, the second U-shaped rod (120) has a second anti-slip sleeve (121) at both ends, and the fifth U-shaped rod (220) has a third anti-slip sleeve (223) in the middle. When the chair is in the retracted state, the first anti-slip sleeve (111), the second anti-slip sleeve (121) and the third anti-slip sleeve (223) are on the same plane.

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