Portable outdoor folding chair

Abstract

The utility model discloses a portable outdoor folding chair, which relates to the technical field of outdoor folding chairs and comprises a base, a cover plate is connected to an upper supporting surface in the middle of the base through a hinge, canvas is fixedly connected to the top surface of the periphery of the middle lower part of the base, a supporting rod is fixedly connected to the lower part of the canvas, and a supporting rod is fixedly connected to the upper part of the supporting rod. The middles of the four supporting rods are fixedly connected with canvas, and the front corner and the rear corner of the left portion of the upper face of the base are fixedly connected with fixing rods through supporting frames. The canvas and the supporting rods are arranged, the supporting rods move downwards to stretch the canvas to form a storage bag, articles can be temporarily stored, idle space such as a chair bottom can be fully utilized, the storage assembly and a main body structure can be integrally folded, the angle of the backrest can be adjusted by arranging a fluted disc, a clamping block and a clamping groove, and the chair is convenient to use. The multi-angle backrest supporting requirements of people with different body types are met, uncomfortable sitting of the human body is avoided, and the waist fatigue phenomenon caused by long-time leaning is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to outdoor folding chair technical field, concretely is a portable outdoor folding chair. BACKGROUND

[0002] With the popularity of outdoor camping, picnic, sports events, etc. Activities, portable outdoor folding chair as an important bearing tool, its functionality and comfort needs are increasingly improved. Users not only need a seat to provide basic support function in outdoor scene, but also expect it to integrate a variety of practical design to meet the temporary storage, long time leaning and other composite needs.

[0003] The existing portable outdoor folding chair does not make full use of the idle space of the chair bottom, and the storage assembly cannot be integrated with the main body structure, resulting in additional space occupation when carrying. And the existing backrest is fixed angle, which cannot meet the multi-angle backrest support of people of different body types, so that the human body is very uncomfortable when sitting, and long time leaning can easily cause waist fatigue. SUMMARY

[0004] (I) technical problems solved

[0005] In view of the deficiencies of the prior art, the utility model provides a portable outdoor folding chair, which solves the problems in the above background technology.

[0006] (II) technical scheme

[0007] In order to achieve the above purpose, the utility model realizes the following technical scheme: including base, the middle upper support surface of base is connected with cover plate through hinge, the outer periphery top surface of the lower part of base is fixedly connected with canvas, the lower surface of canvas is fixedly connected with support rod, the middle of four support rods is fixedly connected with canvas;

[0008] The left part of the upper surface of the base is fixedly connected with the fixed rod through the support frame, the outer side surface of the fixed rod is hinged with the backrest, and the side surface of the base and the support frame away from the fixed rod is fixedly connected with the tooth disc.

[0009] Optionally, the right part of the base is connected with the first support leg through the hinge, the left part of the first support leg is provided with the fifth sliding groove, the inner side surface of the fifth sliding groove is slidably connected with the second sliding block, the left side surface of the second sliding block is fixedly connected with the support rod, and the fourth sliding groove is provided above the fifth sliding groove of the base, and the fourth sliding groove and the fifth sliding groove are communicated.

[0010] Optionally, the left lower part of the base is connected with a second supporting leg through a hinge, a third sliding slot is formed in the right part of the second supporting leg, a first sliding block is slidably connected to the inner side of the third sliding slot, the right side of the first sliding block is fixedly connected with the supporting rod, and the base is provided with a second sliding slot above the third sliding slot, and the second sliding slot and the third sliding slot are communicated.

[0011] Optionally, a clamping groove is formed in the upper outer periphery of the tooth disc, and a clamping block is clamped to the inner side of the clamping groove.

[0012] Optionally, a first sliding slot is formed in the middle lower part of the front and rear edges of the backrest, a third sliding block is slidably connected to the inner side of the first sliding slot, and the side of the third sliding block close to the tooth disc is fixedly connected with the clamping block.

[0013] Optionally, an elastic telescopic rod is fixedly connected to the top surface of the first sliding slot, and the lower end of the lower output rod of the elastic telescopic rod is fixedly connected with the third sliding block.

[0014] The utility model provides a portable outdoor folding chair has the following beneficial effects:

[0015] 1. The portable outdoor folding chair, through setting up canvas and supporting rod, the stretching canvas of supporting rod's downward movement constitutes the storage bag, can carry out the temporary storage of article, makes full use of the idle space of chair bottom, and the storage assembly can and the main body structure complete the integrated folding.

[0016] 2. The portable outdoor folding chair, through setting up tooth disc, clamping block and clamping groove, can adjust the angle of backrest, satisfy the demand of multi -angle backrest support of different body type people, avoid the human body to sit and be not comfortable, reduce the long -time leaning and cause the waist fatigue phenomenon. ACCURACY

[0017] Figure 1 It is the front view three -dimensional structure schematic diagram of the utility model;

[0018] Figure 2 It is the rear view three -dimensional structure schematic diagram of the utility model;

[0019] Figure 3 It is the front view cross section three -dimensional structure schematic diagram of the utility model;

[0020] Figure 4 It is the first sliding slot and third sliding slot cross section three -dimensional structure schematic diagram of the utility model;

[0021] Figure 5 It is the utility model Figure 4 It is the enlarged structure schematic diagram of A place in the utility model;

[0022] Figure 6 It is the utility model Figure 4Amplification structure schematic view at B.

[0023] In the figure: 1, backrest; 2, cover plate; 3, base; 4, canvas; 5, first support leg; 6, support rod; 7, second support leg; 8, toothed disc; 9, clamping block; 10, clamping groove; 11, fixed rod; 12, elastic telescopic rod; 13, first sliding groove; 14, second sliding groove; 15, third sliding groove; 16, fourth sliding groove; 17, first sliding block; 18, fifth sliding groove; 19, second sliding block; 20, third sliding block. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0025] EMBODIMENT

[0026] Please refer to Figures 1 to 5 The utility model provides technical scheme a kind of portable outdoor folding chair, including base 3, the middle upper support surface of base 3 is connected with cover plate 2 by hinge, the middle lower part outer periphery top surface of base 3 is fixedly connected with canvas 4, the lower surface of canvas 4 is fixedly connected with support rod 6, the middle of four support rods 6 is fixedly connected with canvas 4;

[0027] The upper left part of base 3 is fixedly connected with fixed rod 11 by support frame, the outer side of fixed rod 11 is hinged with backrest 1, the side of base 3 and support frame away from fixed rod 11 is fixedly connected with toothed disc 8.

[0028] Specifically, canvas 4 and support rod 6 are connected by nylon suture line, wire diameter 0.8mm, tensile strength ≥150N suture connection, suture interval is 2cm, canvas 4 uses 600D oxford cloth, gram weight 300g / m², breaking strength warp ≥1200N, weft ≥800N;Support rod 6 is φ10mm aluminum alloy pipe, wall thickness 1.2mm, yield strength ≥200MPa,

[0029] Please refer to figure 1, Figure 2 , Figure 4 and Figure 6 The right lower surface of base 3 is connected with first support leg 5 by hinge, the left part of first support leg 5 is provided with fifth sliding groove 18, the inner side of fifth sliding groove 18 is slidably connected with second sliding block 19, the left side surface of second sliding block 19 is fixedly connected with support rod 6, the upper side of base 3 is provided with fourth sliding groove 16, fourth sliding groove 16 and fifth sliding groove 18 are communicated.

[0030] Please refer to figure 1, Figure 2 , Figure 4 andFigure 6 The left lower part of the base 3 is connected with a second supporting leg 7 through a hinge, the right part of the second supporting leg 7 is provided with a third sliding slot 15, the inner side of the third sliding slot 15 is slidably connected with a first sliding block 17, the right side of the first sliding block 17 is fixedly connected with the supporting rod 6, and the base 3 is provided with a second sliding slot 14 above the third sliding slot 15, and the second sliding slot 14 and the third sliding slot 15 are communicated.

[0031] Specifically, the first sliding block 17 and the second sliding block 19 are T-shaped structures, the horizontal dimension is 25mm*20mm, the longitudinal guide part is 10mm*10mm, and the cooperation gap with the third sliding slot 15 and the fifth sliding slot 18 is 0.5mm.

[0032] Please refer to Fig. 1, Figure 4 and Figure 5 The upper outer periphery of the tooth disc 8 is provided with a clamping groove 10, and the inner side of the clamping groove 10 is clamped with a clamping block 9.

[0033] Specifically, the outer diameter of the tooth disc 8 is 80mm, the thickness is 5mm, the outer periphery is uniformly distributed with 8 clamping grooves 10, the clamping groove depth is 3mm, the width is 5mm, the angle interval is 25°, the adjustable angle range is 0-175°, and every 25° is one gear.

[0034] Please refer to Fig. 4 to Figure 5 The front and rear middle and lower parts of the backrest 1 are provided with a first sliding slot 13, the inner side of the first sliding slot 13 is slidably connected with a third sliding block 20, and the side of the third sliding block 20 close to the tooth disc 8 is fixedly connected with the clamping block 9.

[0035] Refer to Fig. 4 to Figure 5 The top surface of the first sliding slot 13 is fixedly connected with an elastic telescopic rod 12, and the lower end of the lower output rod of the elastic telescopic rod 12 is fixedly connected with the third sliding block 20.

[0036] Specifically, the elastic telescopic rod 12 is composed of a spiral compression spring with a wire diameter of 2mm, an outer diameter of 15mm, a free length of 80mm and an aluminum alloy telescopic rod with a diameter of 8mm and a stroke of 50mm, the spring elastic coefficient is 10N / mm, and the maximum compression force is 50N.

[0037] In use, when the device needs to be folded, the clamping block 9 is moved upward to make the clamping block 9 leave the clamping groove 10, thereby driving the third sliding block 20 to move upward in the first sliding groove 13, thereby compressing the elastic telescopic rod 12, then the backrest 1 is rotated clockwise until the side surface of the backrest 1 contacts the upper surface of the base 3, then the clamping block 9 is released, thereby the elastic telescopic rod 12 is stretched, driving the third sliding block 20 to move downward in the first sliding groove 13, thereby pushing the clamping block 9 into the clamping groove 10 to make the clamping block 9 be clamped with the clamping groove 10, then the supporting rod 6 is moved upward, thereby pushing the first sliding block 17 to move upward in the third sliding groove 15 into the second sliding groove 14, making the second sliding block 19 move upward in the fifth sliding groove 18 into the fourth sliding groove 16, thereby the canvas 4 is folded into the inner cavity of the base 3, then the first supporting leg 5 is rotated clockwise to make the first supporting leg 5 be parallel with the base 3, then the second supporting leg 7 is rotated counterclockwise to make the second supporting leg 7 be parallel with the base 3, at this time, the device is folded, when the device needs to be unfolded, the clamping block 9 is moved upward to make the clamping block 9 leave the clamping groove 10, thereby driving the third sliding block 20 to move upward in the first sliding groove 13, thereby compressing the elastic telescopic rod 12, then the backrest 1 is rotated counterclockwise, then the angle of the backrest 1 is adjusted according to the size of the user's body, after the backrest 1 is adjusted to a suitable angle, then the clamping block 9 is released, thereby the elastic telescopic rod 12 is stretched, driving the third sliding block 20 to move downward in the first sliding groove 13, thereby pushing the clamping block 9 into the clamping groove 10 to make the clamping block 9 be clamped with the clamping groove 10, then the second supporting leg 7 is rotated clockwise to make the second supporting leg 7 be in a vertical state, then the first supporting leg 5 is rotated counterclockwise to make the first supporting leg 5 also be in a vertical state, then the supporting rod 6 is pulled downward, thereby pushing the first sliding block 17 to move downward in the second sliding groove 14 into the third sliding groove 15, making the second sliding block 19 move downward in the fourth sliding groove 16 into the fifth sliding groove 18, until the first sliding block 17 reaches the bottom of the third sliding groove 15 and the second sliding block 19 reaches the bottom of the fifth sliding groove 18, thereby at this time, the supporting rod 6 supports the lower parts of the first supporting leg 5 and the second supporting leg 7, making the first supporting leg 5 and the second supporting leg 7 be relatively locked, at this time, the supporting rod 6 pulls the canvas 4 to stretch, forming a storage inner cavity, then the cover plate 2 is rotated clockwise to open the cover plate 2, and things can be put into the storage inner cavity for storage.

[0038] The above merely describes a preferred specific implementation manner of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A portable outdoor folding chair comprising a base (3), characterized in that: The middle upper supporting surface of the base (3) is connected with a cover plate (2) through a hinge, the middle lower outer peripheral top surface of the base (3) is fixedly connected with a sailcloth (4), the lower surface of the sailcloth (4) is fixedly connected with supporting rods (6), the middle portions of the four supporting rods (6) are fixedly connected with the sailcloth (4); The left front and rear corners of the upper surface of the base (3) are fixedly connected with fixed rods (11) through supporting frames, the outer lateral surfaces of the fixed rods (11) are hingedly connected with backrests (1), the sides of the base (3) and the supporting frames, which are away from the fixed rods (11), are fixedly connected with toothed discs (8).

2. A portable outdoor folding chair according to claim 1, characterized in that: The right lower surface of the base (3) is connected with a first supporting leg (5) through a hinge, the left portion of the first supporting leg (5) is provided with a fifth sliding slot (18), the inner lateral surface of the fifth sliding slot (18) is slidably connected with a second sliding block (19), the left lateral surface of the second sliding block (19) is fixedly connected with the supporting rods (6), and the base (3) is provided with a fourth sliding slot (16) above the fifth sliding slot (18), and the fourth sliding slot (16) and the fifth sliding slot (18) are communicated.

3. The portable outdoor folding chair of claim 1, wherein: The left lower surface of the base (3) is connected with a second supporting leg (7) through a hinge, the right portion of the second supporting leg (7) is provided with a third sliding slot (15), the inner lateral surface of the third sliding slot (15) is slidably connected with a first sliding block (17), the right lateral surface of the first sliding block (17) is fixedly connected with the supporting rods (6), and the base (3) is provided with a second sliding slot (14) above the third sliding slot (15), and the second sliding slot (14) and the third sliding slot (15) are communicated.

4. The portable outdoor folding chair of claim 1, wherein: The upper outer periphery of the toothed disc (8) is provided with a clamping groove (10), and the inner lateral surface of the clamping groove (10) is clamped with a clamping block (9).

5. The portable outdoor folding chair of claim 1, wherein: The middle lower portions of the front and rear edges of the backrest (1) are provided with first sliding slots (13), the inner lateral surfaces of the first sliding slots (13) are slidably connected with third sliding blocks (20), and the sides of the third sliding blocks (20), which are close to the toothed disc (8), are fixedly connected with the clamping block (9).

6. A portable outdoor folding chair according to claim 5, wherein: The top surface of the first sliding slot (13) is fixedly connected with an elastic telescopic rod (12), and the lower end of the lower output rod of the elastic telescopic rod (12) is fixedly connected with the third sliding block (20).

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