A kind of Multifunction folding chair rack
Technical field
The utility model belongs to the leisure goods class, specifically a kind of Multifunction folding chair rack.
Background technology
Along with the raising that people pursue modern life quality, the proportion of recreation increases day by day, and beach chair, yard chair becomes people must indispensable leisure goods at outdoor bathing place, sandy beach garden.People usually use single seat or chaise longue to achieve the goal, but old-fashioned seat or chaise longue not only volume is larger, carrying inconvenience, and function singleness, can only realize sitting or lie wherein a kind of purpose, the time spent does not go back the utmost point and takes up space, and this causes larger inconvenience with regard to the life ﹠ amusement of giving people.
The utility model content
Defective and deficiency that the utility model exists in order to solve above-mentioned prior art provide a kind of safety rational in infrastructure, easy to use, function more various, can regulate the Multifunction folding chair rack of realizing multiple postures such as lying prone, sit, lie by simple gear simultaneously.
The technical solution of the utility model is as follows: a kind of Multifunction folding chair rack, comprise hinged backing tube, rear foot tube, front foot pipe and seat pipe, be provided with front adjustment structure between described seat pipe and the front foot pipe, be provided with rear adjustment structure between described backing tube and the rear foot tube, described front foot pipe and rear foot tube hinged place be a hinged supporting construction also;
Described front adjustment structure comprises the front gear spare that is arranged on the front foot pipe and the front support pipe that is hinged on the seat pipe, and described front gear spare is provided with some front gear grooves, and the width of described front gear groove matches with the caliber of front support pipe;
Described rear adjustment structure comprises the rear gear spare that is arranged on the rear foot tube and the rear supporting tube that is hinged on the backing tube, and described rear gear spare is provided with some rear gear grooves, and the width of described rear gear groove matches with the caliber of rear supporting tube;
Described supporting construction comprise middle stay pipe and about two doubling pull bars, described middle stay pipe is hinged on the hinged place of front foot pipe and rear foot tube, stay pipe during described doubling pull bar one end connects, the other end connects rear foot tube.
Preferably, described backing tube, rear foot tube, front foot pipe and seat pipe are the curved tube that cooperates the body curve.
Preferably, described front support pipe, middle stay pipe and rear supporting tube are welded into by one horizontal two perpendicular three iron pipes, the length of horizontal iron pipe is greater than perpendicular iron pipe, the horizontal iron pipe two ends of described front support pipe are connected with front gear spare, the perpendicular iron pipe of front support pipe is hinged with the seat pipe, the horizontal iron pipe two ends of described rear supporting tube are connected with rear gear spare, and the perpendicular iron pipe of rear supporting tube and rear foot tube are hinged by U-shaped connector.
Preferably, the hinged place of described backing tube, rear foot tube, front foot pipe, seat pipe and middle stay pipe is provided with connecting axle, and the described connecting axle outside is provided with the iron connector, and the connecting axle inboard is provided with the front foot pipe connector.
Preferably, described middle stay pipe middle part is provided with reinforced pipe, and described doubling pull bar one end is connected with reinforced pipe.
Preferably, described front gear spare is arranged on the front portion of front foot pipe, and described rear gear spare is arranged on the middle part of rear foot tube, and the quantity of described front gear groove and rear gear groove is four.
A kind of using method of Multifunction folding chair rack, described rear supporting tube are when the first rear gear groove, and the gradient of backing tube is maximum, and this moment, chair frame was the seat shape; Along with backward gear shift of rear supporting tube, the backing tube gradient reduces, and when rear supporting tube during at the 4th rear gear groove, chair frame is the chaise longue shape; Until rear supporting tube and rear gear spare break away from, backing tube is leveled to rear foot tube and leans on mutually, and this moment, chair frame formed the chair shape of lying prone;
When described front support pipe is positioned at the first front gear groove, sit the pipe position the highest, with the backward gear shift of front support pipe, sit the pipe position and slowly reduce.
Preferably, when folding, the back and front supporting pipe is separated with forward and backward gear spare respectively, then rear foot tube, backing tube, seat pipe, front foot pipe are folded to together, pack up at last middle stay pipe, come on the rear foot tube.
The utility model safety rational in infrastructure, easy to use, function are more various, can regulate the multiple posture such as realize lying prone, sit, lying by simple gear simultaneously, are applicable to the leisure products such as beach chair, yard chair, chaise longue.
Description of drawings
Fig. 1 is the structural representation that the utility model is the seat shape;
Fig. 2 is the structural representation that the utility model is the chaise longue shape;
Fig. 3 is the structural representation that the utility model is the chair shape of lying prone;
Fig. 4 is the structural representation of the utility model when folding.
1. sit pipe, 2. front support pipe, 3. front foot pipe among the figure, 4. front foot pipe connector, 5. connecting axle, 6. iron connector, 7. doubling pull bar, 8. backing tube, 9.U type connector, 10. rear supporting tube, 11. rear foot tubes, 12. front gear spares, 13. middle stay pipe, 14. first front gear grooves, 15. first rear gear grooves, 16. rear gear spare, 17. reinforced pipes, 18. the 4th rear gear grooves.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail, but is not restriction to the utility model protection domain.
Shown in Fig. 1-4, a kind of multi-function foldable sleeping-chair frame, comprise hinged backing tube 8, rear foot tube 11, front foot pipe 3 and sit pipe 1, sit between pipe 1 and the front foot pipe 3 and be provided with front adjustment structure, be provided with rear adjustment structure between backing tube 8 and the rear foot tube 11, front foot pipe 3 and rear foot tube 11 hinged places are a hinged supporting construction also;
Front adjustment structure comprises the front gear spare 12 that is arranged on the front foot pipe 3 and is hinged on sits the front support pipe 2 of managing on 1, and front gear spare 12 is provided with some front gear grooves, and the width of front gear groove matches with the caliber of front support pipe 2;
Rear adjustment structure comprises the rear gear spare 16 that is arranged on the rear foot tube 11 and the rear supporting tube 10 that is hinged on the backing tube 8, and rear gear spare 16 is provided with some rear gear grooves, and the width of rear gear groove matches with the caliber of rear supporting tube 10;
Supporting construction comprise middle stay pipe 13 and about two doubling pull bars 7, middle stay pipe 13 is hinged on the hinged place of front foot pipe 3 and rear foot tube 11, middle stay pipe 13 middle parts are provided with reinforced pipe 17, doubling pull bar 7 one ends are connected with reinforced pipe 17, other end connection rear foot tube 11.
Backing tube 8, rear foot tube 11, front foot pipe 3 and seat pipe 1 are the curved tube that cooperates the body curve.The hinged place of backing tube 8, rear foot tube 11, front foot pipe 3, seat pipe 1 and middle stay pipe 13 is provided with connecting axle 5, and connecting axle 5 outsides are provided with iron connector 6, and connecting axle 5 inboards are provided with front foot pipe connector 4.
Front support pipe 2, middle stay pipe 13 and rear supporting tube 10 are welded into by one horizontal two perpendicular three iron pipes, the length of horizontal iron pipe is greater than perpendicular iron pipe, the horizontal iron pipe two ends of front support pipe 2 are connected with front gear spare 12, the perpendicular iron pipe of front support pipe 2 is hinged with seat pipe 1, the horizontal iron pipe two ends of rear supporting tube 10 are connected with rear gear spare 16, and the perpendicular iron pipe of rear supporting tube 10 and rear foot tube 11 is hinged by U-shaped connector 9.
Front gear spare 12 is arranged on the front portion of front foot pipe 3, and rear gear spare 16 is arranged on the middle part of rear foot tube 11, and the quantity of front gear groove and rear gear groove is four.
A kind of using method of Multifunction folding chair rack, during use, when rear supporting tube 11 was embedded the first rear gear groove 15, the gradient of backing tube 8 was maximum, and this moment, chair frame was seat shape (as shown in Figure 1); Along with backward gear shift of rear supporting tube 11, backing tube 8 gradients reduce, and when rear supporting tube during at the 4th rear gear groove, chair frame is the chaise longue shape; (as shown in Figure 2); Until rear supporting tube 11 breaks away from rear gear spare 17, backing tube 8 is leveled to rear foot tube 11 and leans on mutually, and this moment, chair frame formed the chair shape (as shown in Figure 3) of lying prone;
Meanwhile, when front support pipe 2 is embedded the first front gear groove 14, sit pipe 1 position the highest, with backward gear shift of front support pipe 2, sit pipe 1 position and slowly reduce.
As shown in Figure 4, when folding, the back and front supporting pipe is separated with forward and backward gear spare respectively, then rear foot tube 11, backing tube 8, seat pipe 1, front foot pipe 3 are folded to together, pack up at last middle stay pipe 13, come on the rear foot tube 11.
The utility model safety rational in infrastructure, easy to use, function are more various, can regulate the multiple posture such as realize lying prone, sit, lying by simple gear simultaneously, are applicable to the leisure products such as beach chair, yard chair, chaise longue.