Foldable stand chair

Abstract

The utility model discloses a foldable stand chair which comprises a cushion support and an overturning support, and the overturning support is rotationally connected with the cushion support. The cushion support comprises two side supporting pipes and a folding frame, and the two ends of the folding frame are movably connected with the two side supporting pipes respectively. The overturning support comprises two back pipes and a folding frame, and the two ends of the folding frame are movably connected with the two back pipes respectively. The folding frame has an unfolding state and a folding state. On the basis that the seat cushion support and the turnover support are rotationally connected and can be close to each other, the seat cushion support and the turnover support can be folded in the width direction by mounting the folding frame between the two side supporting pipes and mounting the folding frames on the two back pipes, so that the whole stand chair can be gathered and stored, the size is smaller after the stand chair is folded, and the stand chair is more convenient to use. And batch transportation, carrying and carrying are facilitated.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of sports goods, specifically relates to a foldable stand chair. BACKGROUND

[0002] The stand chair is generally used for the chair of the audience seat under the stadium, the song and dance theatre and the drama theatre.

[0003] The existing stand chair is foldable between the chair back and the cushion, such as the stand seat disclosed in the Chinese patent with the publication number CN221769605U, which comprises a seat body, a connecting structure and a fixing structure. SUMMARY

[0004] The utility model discloses a foldable stand chair to solve the problem of the prior art.

[0005] In order to achieve the above object, the utility model adopts the following technical scheme: the stand chair comprises a cushion support and a turnover support, the turnover support is rotationally connected with the cushion support, the cushion support comprises two side support pipes and a folding frame, the folding frame is movably connected with the two side support pipes at two ends respectively, the turnover support comprises two back pipes and a folding frame, the folding frame is movably connected with the two back pipes at two ends respectively, and the folding frame has two states of unfolding and folding.

[0006] Further, the folding frame comprises a center seat and four connecting pipes, the four corners of the center seat are movably connected with the inner ends of the four connecting pipes respectively, and the outer ends of the connecting pipes are movably connected with the side support pipes or the back pipes.

[0007] Further, the connecting pipe in the turnover support is a bent pipe, and the end movably connected with the center seat is bent rearward.

[0008] Further, the bent pipe comprises an integrally formed short straight pipe, an inclined pipe and a long straight pipe, the short straight pipe is movably connected with the back pipe, and the long straight pipe is movably connected with the center seat.

[0009] The center seat further comprises two panels and a side plate in a U-shaped structure, a partition plate is arranged between the two panels, the inner end of the connecting pipe is movably connected to any position of the four corners of the U-shaped structure.

[0010] Further, a set of connecting flaps are symmetrically arranged on the inner and outer sides of the rear end of the side support pipe, the back pipes are arranged between the set of connecting flaps and movably connected with the connecting flaps.

[0011] Further, the seat cushion support further comprises two upper support pipes, the two ends of the upper support pipes are bent downward, and the two ends are respectively mounted on the front and rear ends of the upper sides of the side support pipes.

[0012] Further, the inner side of the side support pipe is provided with a U-shaped limiting piece arranged inwardly in a groove, and the outer end of the connecting pipe is arranged in the groove and movably connected.

[0013] Further, the lower surface of the side support pipe is provided with an anti-skid pattern.

[0014] Further, the upper sides of the two side support pipes are detachably mounted with seat cushions.

[0015] Further, the front sides of the two back pipes are detachably mounted with backrests.

[0016] Further, the front end of the side support pipe is detachably mounted with a hook.

[0017] By adopting the technical scheme, the beneficial effects of the utility model are as follows: on the basis that the seat cushion support and the turnover support are movably connected to realize the close of the two, folding frames are arranged between the two side support pipes, and folding frames are also arranged between the two back pipes, so that the seat cushion support and the turnover support are folded in the width direction, the entire stand chair can be gathered and stored, the volume after folding is smaller, and the stand chair is more convenient for batch transportation, carrying and carrying; the overall structure is simple and reliable, and the unfolding and gathering and storing are convenient and fast; when the stand chair is installed, the hook is used to hook the outer edge of the platform surface of the cement platform of each stadium and the like, so that the position of the stand chair is fixed, and the installation is convenient and fast. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is a perspective view of the unfolded state of the foldable stand chair Figure 1 ;

[0019] Figure 2 is a perspective view of the unfolded state of the foldable stand chair Figure 2 ;

[0020] Figure 3 is a perspective view of the unfolded state of the seat cushion support and the turnover support Figure 1 ;

[0021] Figure 4is a perspective view of unfolded state of the seat cushion support and the turnover support Figure 2 ;

[0022] Figure 5 is a side view of unfolded state of the seat cushion support and the turnover support

[0023] Figure 6 is a folded state view of the seat cushion support and the turnover support.

[0024] In the figure: A seat cushion support, B turnover support, 1 side support pipe, 2 back pipe, 3 folding frame, 31 center seat, 31a panel, 31b side plate, 31c partition plate, 32 connecting pipe, 32a short straight pipe, 32b inclined pipe, 32c long straight pipe, 4 connecting flap, 5 upper support pipe, 6 U-shaped limiting piece, 7 seat cushion, 8 backrest, 9 hook, 91 strip-shaped groove, 10 anti-skid lines. DETAILED DESCRIPTION

[0025] The specific scheme of the present application is further described in combination with the drawings, so that the present technical scheme is more clear and understandable.

[0026] As Figures 1-6 shown in a kind of stand chair, including seat cushion support A and turnover support B, the turnover support B is rotatably connected with seat cushion support A;The seat cushion support A includes two side support pipes 1 and folding frame 3, and folding frame 3 two ends are rotatably connected with two side support pipes 1;The turnover support B includes two back pipes 2 and folding frame, and folding frame 3 two ends are rotatably connected with two back pipes 2;The folding frame 3 has two states of unfolding and folding.The side support pipe is preferably square tube.

[0027] The folding frame 3 includes center seat 31 and four connecting pipes 32, and the inner end of four connecting pipes 32 is rotatably connected with the four corners of center seat 31, and the outer end of connecting pipe 32 is rotatably connected with side support pipe 1 or back pipe 2.

[0028] The center seat 31 includes two panels 31a and side plates 31b in U-shaped structure, and partition plate 31c is arranged between two panels, and the internal space of U-shaped structure is divided into left and right sides by partition plate, and the inner end of connecting pipe 32 is located between two panels 31a, and any part of the four corners of U-shaped structure is rotatably connected with the inner end of connecting pipe.

[0029] Preferably, the side plate 31b in seat cushion support A is located at the rear side during actual installation, and the side plate 31b in turnover support B is located at the upper side.

[0030] The connecting pipe 32 is a bent pipe, and one end of the connecting pipe 32 movably connected with the center seat 31 is bent to the rear. The bent pipe comprises a short straight pipe 32a, an inclined pipe 32b and a long straight pipe 32c which are integrally formed. The short straight pipe 32a is movably connected with the back pipe 2, and the long straight pipe 32c is movably connected with the center seat 31. Through the connecting pipe 32, more space for back support is provided when a user sits and leans back, and ergonomics is improved.

[0031] The stand chair further comprises a connecting wing 4. A set of connecting wings 4 are symmetrically arranged on the inner and outer sides of the rear end of the side support pipe 1. The back pipe 2 is arranged between the set of connecting wings 4 and movably connected with the connecting wings.

[0032] The seat cushion support A further comprises two upper support pipes 5. The upper support pipes 5 are bent downward at both ends, and the two ends are respectively arranged on the front and rear ends of the upper side of the side support pipe 1.

[0033] The inner side of the side support pipe 1 is provided with a U-shaped limiting piece 6 arranged inwardly. The outer end of the connecting pipe 32 is arranged in the groove and movably connected. In the embodiment, the movable connection is riveted.

[0034] The upper side of the two side support pipes 1 is detachably provided with a seat cushion 7, and the front side of the two back pipes is detachably provided with a backrest 8.

[0035] In one embodiment, the seat cushion 7 and the backrest 8 are made of flexible materials such as nylon cloth, and the left and right ends are installed on the side support pipe and the back pipe through magic tape.

[0036] The front end of the side support pipe 1 is detachably provided with a hook 9, which is used to hook the outer edge of the platform surface to fix the position of the stand chair on the cement platform of each stadium and other public places.

[0037] Since the side support pipe 1 is installed on the platform, in order to reduce the wear caused by repeated disassembly and assembly, anti-slip lines 10 are arranged on the lower surface of the side support pipe 1. Specifically, an anti-slip strip is fixedly installed on the lower surface of the side support pipe 1 through screws, and the lower surface of the anti-slip strip has anti-slip lines 10.

[0038] It should be noted that the above is only a preferred embodiment of the present application and the technical principle applied. Those skilled in the art will understand that the present application is not limited to the specific embodiments described herein, and various obvious changes, re-adjustments and substitutions can be made without departing from the scope of the present application. Therefore, although the present application has been described in detail through the above embodiments, the present application is not limited to the above embodiments, and more other equivalent embodiments can be included without departing from the concept of the present application, and the scope of the present application is determined by the scope of the appended claims.

Claims

1. A foldable grandstand chair, characterised in that, The folding chair comprises a cushion support and a turnover support, the turnover support is rotatably connected with the cushion support; the cushion support comprises two side support tubes and a folding frame, the folding frame is movably connected with the two side support tubes at two ends respectively; the turnover support comprises two back tubes and a folding frame, the folding frame is movably connected with the two back tubes at two ends respectively. The folding frame has two states of unfolding and folding.

2. A foldable grandstand chair according to claim 1, wherein The folding frame comprises a center seat and four connecting tubes, the four corners of the center seat are movably connected with the inner ends of the four connecting tubes respectively, and the outer ends of the connecting tubes are movably connected with the side support tubes or the back tubes.

3. A foldable grandstand chair according to claim 2, wherein In the turnover support, the connecting tube is a bent tube, and the end movably connected with the center seat is bent to the rear.

4. A foldable grandstand chair according to claim 3, wherein The bent tube comprises an integral short straight tube, an inclined tube and a long straight tube, the short straight tube is movably connected with the back tube, and the long straight tube is movably connected with the center seat.

5. A foldable grandstand chair according to claim 2, wherein The center seat comprises two face plates and a side plate in a U-shaped structure, a partition plate is arranged between the two face plates, the inner ends of the connecting tubes are located between the two face plates, and any part of the four corners of the U-shaped structure is movably connected with the inner ends of the connecting tubes.

6. A foldable bleacher chair according to claim 1 wherein, A set of connecting flaps are symmetrically arranged on the inner and outer sides of the rear end of the side support tube, the back tube is arranged between the set of connecting flaps and is movably connected with the connecting flaps.

7. A foldable grandstand chair according to claim 2, wherein The cushion support further comprises two upper support tubes, the two upper support tubes are bent downward at two ends, and the two ends are respectively mounted on the front and rear ends of the upper sides of the side support tubes.

8. A foldable bleacher chair according to claim 1 wherein, The inner side of the side support tube is provided with a U-shaped limiting piece arranged inwardly in a groove, and the outer end of the folding frame is arranged in the groove and is movably connected.

9. A foldable bleacher chair according to claim 1 wherein, The upper sides of the two side support tubes are detachably mounted with a cushion; or, the lower surfaces of the side support tubes are provided with anti-skid lines.

10. A foldable bleacher chair according to claim 1 wherein, Alternatively, the front sides of the two back tubes are detachably mounted with a backrest; or, the front ends of the side support tubes are detachably mounted with a hook.

Images