CN217408261U - Folding light folding chair - Google Patents

Abstract

The utility model discloses a folding portable folding chair, which comprises a chair frame and chair cloth sleeved on the chair frame, wherein the chair frame comprises a backrest part capable of being folded inwards, the lower end of the backrest part is provided with two groups of front leg tubes and back leg tubes hinged and connected at the top ends, the inner sides of the front leg tubes are hinged with a seat tube, the end part of the seat tube is hinged and connected with the backrest part, the seat tube is connected with the back leg tubes through a sliding articulated element, one end of the sliding articulated element is slidably arranged on the back leg tubes, the other end of the sliding articulated element is hinged and arranged on the seat tube, the upper end of the back leg tubes is fixedly sleeved with a limiting ring, handrails are arranged at the tops of the front leg tubes and the back leg tubes, the handrails are arranged on the backrest tubes, the folding chair realizes the product to be folded and stored quickly, simplifies the folding operation steps, and effectively reduces the operation difficulty of folding and storing the folding chair, meanwhile, all the tubular parts are folded, and the occupied area of the folded folding chair is greatly reduced.

Description

Folding light folding chair

Technical Field

The utility model belongs to the technical field of the folding chair technique and specifically relates to a receive and close light folding chair is related to.

Background

Traditional folding chair when folding and taking in, it is comparatively complicated loaded down with trivial details to receive the operation of receipts, is not convenient for fold fast and takes in, receives to close inefficiently, and folding chair is folding the back of taking in simultaneously, and the unable subassembly that makes up the chair stacks the chair area that reduces together very well to the open air of not being convenient for carries the use, provides a section for this and receives light folding chair.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, the utility model provides a light folding chair is closed to receipts realizes the quick folding of this folding chair and accomodates, has simplified folding operation step, effectively reduces the folding operation degree of difficulty of accomodating of folding chair, realizes folding all tubular members of folding back simultaneously and close to receive, reduces greatly to close the area of receiving back folding chair.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a light folding chair is closed to money receipts, establishes the chair cloth on the chair frame including chair frame and cover, the chair frame is including inside folding back portion, the lower extreme of back portion is equipped with preceding leg pipe and the back leg pipe of two sets of top articulated connections, the articulated pipe of sitting of the inboard side of preceding leg pipe is installed, sit the pipe tip and be connected with back portion is articulated, sit the pipe and be connected with back leg pipe through the slip articulated elements, slip articulated elements one end slidable mounting is on back leg pipe, and the articulated installation of slip articulated elements other end is on sitting the pipe, the fixed cover in back leg pipe upper end is equipped with the spacing ring, the handrail is installed at preceding leg pipe and back leg pipe top, the handrail is installed on back pipe.

As the utility model discloses a preferred technical scheme of a section, the back portion includes the back pipe of two symmetries, the back pipe is connected with sitting the pipe is articulated, two be equipped with the standpipe between the back pipe, the equal rigid coupling in both ends of standpipe has the back reinforcement, the articulated back reinforcing pipe of installing in back reinforcement both ends, the articulated back reinforcing pipe of installing in back reinforcing pipe other end is on the back pipe.

As an optimal technical scheme of the utility model, the top of back reinforcement is equipped with the roof of spacing back reinforcing pipe upset downwards.

As a preferred technical scheme of the utility model, the standpipe inclines backward and sets up and outstanding in the back pipe, the arc pipe at the human back of back reinforcing pipe for the adaptation.

As the utility model discloses a preferred technical scheme of a section, preceding leg pipe with sit to be connected with the shank reinforced pipe between the pipe, the shank reinforced pipe has two and cross hinged joint, the articulated installation of one end of shank reinforced pipe is being sat the pipe end portion, and the articulated lower extreme of installing at preceding leg pipe of shank reinforced pipe other end.

As the utility model discloses a preferred technical scheme of a section, the shank reinforced pipe is equipped with the reinforcement connection spare with sitting union coupling department, the reinforcement connection spare includes the son reinforcement connection spare of articulated shank reinforced pipe tip and sits the female reinforcement connection spare of pipe tip through fix with rivet, female reinforcement connection spare lower extreme forms the connection piece, and the connection piece is connected with son reinforcement connection spare is articulated.

As the utility model discloses a preferred technical scheme of a section, the adjustment sheet is installed to the lower extreme of handrail, set up a plurality of transverse distribution's regulation draw-in groove on the adjustment sheet, the junction of preceding leg pipe and back leg pipe is equipped with the articulated shaft, the articulated shaft is installed in adjusting the draw-in groove.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

when folding the folding chair, earlier through inwards closing up the folding chair, folding back portion and shank reinforced tube, upwards lift the handrail a little again and close up front leg pipe and back leg pipe, the folding motion of cooperation front leg pipe and back leg pipe, the synchronous of realizing all tubulose parts in folding chair both sides is closed up and is closed up, realize this folding chair's quick folding and accomodate, folding operation step has been simplified, effectively reduce the folding operation degree of difficulty of accomodating of folding chair, the folding receipts of closing up of all tubulose parts after realizing folding simultaneously, reduce the area of folding back folding chair that closes up greatly, thereby make things convenient for the open air of folding chair to carry the use, increase and carry the convenience.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive labor.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an assembly view of the chair cloth of the present invention;

FIG. 3 is a schematic view of the structure of the middle backrest part of the present invention;

FIG. 4 is a schematic view of the connection between the middle and rear leg tubes and the seat tube according to the present invention;

FIG. 5 is a schematic view of a middle leg reinforcing tube according to the present invention;

fig. 6 is an enlarged view of the position a of fig. 5 according to the present invention.

Wherein: 1. a chair frame; 2. a chair cloth; 3. a backrest portion; 4. a handrail; 5. a rear leg tube; 6. a front leg tube; 7. a leg reinforcing tube; 8. a back tube; 9. a backrest reinforcement tube; 10. a vertical tube; 11. a backrest reinforcement; 12. a seat pipe; 13. a limiting ring; 14. a regulating sheet; 15. hinging shafts; 16. a sliding hinge; 17. A female reinforcing connector; 18. connecting sheets; 19. the sub-reinforcing connecting member.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental procedures in the following examples were carried out in a conventional manner unless otherwise specified, and materials, reagents and the like used in the following examples were commercially available unless otherwise specified.

Referring to fig. 1 to 6, the present invention provides a folding portable folding chair, which comprises a chair frame 1 and a piece of chair cloth 2 sleeved on the chair frame 1, wherein the chair frame 1 comprises a backrest portion 3 capable of being folded inwards, the lower end of the backrest portion 3 is provided with two sets of front leg tubes 6 and rear leg tubes 5, the top ends of the front leg tubes 6 are hinged to each other, a seat tube 12 is hinged to the inner side of each front leg tube 6, the end portion of the seat tube 12 is hinged to the backrest portion 3, so that the backrest portion 3 can be folded inwards and then folded downwards, the seat tube 12 is connected to the rear leg tubes 5 through a sliding hinge element 16, one end of the sliding hinge element 16 is slidably mounted on the rear leg tubes 5, the other end of the sliding hinge element 16 is hinged to the seat tube 12, the upper end of the rear leg tubes 5 is provided with a fixing sleeve 13, when the folding chair is folded, the seat tube 12 and the front leg tubes 6 can be folded and stored by sliding the sliding hinge element 16 downwards on the rear leg tubes 5, when the folding chair is opened for use, the limiting ring 13 can realize the sliding limiting of the sliding hinge piece 16, the armrests 4 are arranged at the tops of the front leg pipe 6 and the rear leg pipe 5, and the armrests 4 are arranged on the backrest pipe 8.

Preferably, the backrest part 3 comprises two symmetrical backrest pipes 8, the backrest pipes 8 are hinged with a seat pipe 12, a vertical pipe 10 is arranged between the two backrest pipes 8, two ends of the vertical pipe 10 are fixedly connected with backrest reinforcing parts 11, two ends of each backrest reinforcing part 11 are hinged with backrest reinforcing pipes 9, and the other ends of the backrest reinforcing pipes 9 are hinged with the backrest pipes 8; the back bearing capacity of the backrest 3 can be increased by the backrest reinforcing pipes 9 and the vertical pipes 10, and the inward folding of the backrest 3 can be realized by the backrest reinforcing elements 11.

Preferably, the top end of the backrest reinforcing member 11 is provided with a top wall for limiting the downward turning of the backrest reinforcing pipe 9, when the backrest 3 is leaned on and lies on and the force is prevented from being applied to the backrest reinforcing member 11, the backrest reinforcing pipe 9 turns downward, the backrest 3 is folded inward, and the stability of the backrest 3 is reduced.

Preferably, the vertical tube 10 is disposed in a backward inclined manner and protrudes from the backrest tube 8, and the backrest reinforcing tube 9 is an arc tube adapted to the back of a human body, so as to increase the comfort of the backrest 3.

Preferably, a leg reinforcing tube 7 is connected between the front leg tube 6 and the seat tube 12, two leg reinforcing tubes 7 are hinged in a crossing manner, one end of each leg reinforcing tube 7 is hinged to the end of the seat tube 12, and the other end of each leg reinforcing tube 7 is hinged to the lower end of the front leg tube 6; the supporting strength of the whole folding chair when the folding chair is opened for use is increased.

Preferably, a reinforced connecting piece is arranged at the joint of the leg reinforced pipe 7 and the seat pipe 12, the reinforced connecting piece comprises a sub reinforced connecting piece 19 hinged to the end part of the leg reinforced pipe 7 and a female reinforced connecting piece 17 fixed to the end part of the seat pipe 12 through a rivet, a connecting piece 18 is formed at the lower end of the female reinforced connecting piece 17, and the connecting piece 18 is hinged to the sub reinforced connecting piece 19; the design of the female reinforcement connector 17 can increase the connection strength with the seat tube 12, prevent shaking, and save the material for manufacturing the reinforcement connector.

Preferably, the lower end of the armrest 4 is provided with an adjusting sheet 14, the adjusting sheet 14 is provided with a plurality of adjusting clamping grooves which are transversely distributed, the joint of the front leg pipe 6 and the rear leg pipe 5 is provided with a hinge shaft 15, and the hinge shaft 15 is arranged in the adjusting clamping grooves; the reclining angle of the backrest part 3 can be adjusted.

Example (b): when the folding chair is folded, the folding chair is folded inwards, the vertical pipe 10 of the backrest part 3 moves upwards, the backrest reinforcing pipe 9 moves upwards synchronously, the backrest pipe 8, the backrest reinforcing pipe 9 and the vertical pipe 10 are stacked together, and meanwhile, the two leg reinforcing pipes 7 are also folded inwards in a crossed mode; then the front leg tube 6 and the rear leg tube 5 are folded towards the middle, the armrest 4 is slightly lifted, at the moment, the sitting tube 12 slides along the rear leg tube 5 through the sliding hinge part 16 and is folded with the rear leg tube 5 to form a straight line, the backrest tube 8 is folded towards the sitting tube 12, the armrest 4 is folded towards the hinged joint part with the backrest tube 8, finally, all the tubular members at the two sides of the folding chair are folded together, and meanwhile, the tubular members at the two sides are folded inwards to realize the folding of all the tubular members of the folding chair.

Through inwards closing up the folding chair, folding back portion 3 and shank reinforced tube 7, upwards lift handrail 4 a little again and close up and receive front leg pipe 6 and back leg pipe 5, the folding motion of cooperation front leg pipe 6 and back leg pipe 5, the synchronous of realizing all tubulose parts in folding chair both sides is closed up and is closed up, realize that the quick folding of this folding chair is accomodate, folding operation has been simplified, effectively reduce the folding operation degree of difficulty of accomodating of folding chair, the folding of all tubulose parts of folding back is closed up and is closed up simultaneously, reduce the area of closing up the folding chair after greatly, thereby make things convenient for the open air of folding chair to carry the use, increase and carry the convenience.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a light folding chair is closed to receipts, includes chair frame (1) and cover and establish chair cloth (2) on chair frame (1), its characterized in that: chair frame (1) is including inside folding back portion (3), the lower extreme of back portion (3) is equipped with preceding leg pipe (6) and back leg pipe (5) that two sets of top articulated connections, preceding leg pipe (6) inboard articulated installation is sat pipe (12), sit pipe (12) tip and back portion (3) articulated connection, it is connected with back leg pipe (5) through slip articulated elements (16) to sit pipe (12), slip articulated elements (16) one end slidable mounting is on back leg pipe (5), and the articulated installation of slip articulated elements (16) other end is on sitting pipe (12), the fixed cover in back leg pipe (5) upper end is equipped with spacing ring (13), handrail (4) are installed at preceding leg pipe (6) and back leg pipe (5) top, handrail (4) are installed on back leg pipe (8).

2. A collapsible lightweight folding chair as claimed in claim 1, wherein: backrest portion (3) include back pipe (8) of two symmetries, back pipe (8) are connected with seat pipe (12) are articulated, two be equipped with standpipe (10) between back pipe (8), and the equal rigid coupling in both ends of standpipe (10) has back reinforcement (11), back reinforcement (11) both ends are articulated to be installed back reinforced pipe (9), back reinforced pipe (9) other end is articulated to be installed on back pipe (8).

3. A collapsible lightweight folding chair as claimed in claim 2, wherein: the top end of the backrest reinforcing piece (11) is provided with a top wall for limiting the downward turning of the backrest reinforcing tube (9).

4. A collapsible lightweight folding chair as claimed in claim 3, wherein: the vertical tube (10) is arranged in a backward inclined mode and protrudes out of the backrest tube (8), and the backrest reinforcing tube (9) is an arc-shaped tube matched with the back of a human body.

5. A collapsible lightweight folding chair as claimed in claim 1, wherein: preceding leg pipe (6) and sit and be connected with shank reinforcing tube (7) between pipe (12), shank reinforcing tube (7) have two and cross hinge joint to be connected, the articulated installation of one end of shank reinforcing tube (7) is being sat tub (12) tip, and the articulated installation of shank reinforcing tube (7) other end is at the lower extreme of preceding leg pipe (6).

6. A collapsible lightweight folding chair as claimed in claim 5, wherein: the leg reinforcing pipe (7) and the joint of the seat pipe (12) are provided with reinforcing connecting pieces, each reinforcing connecting piece comprises a sub reinforcing connecting piece (19) hinged to the end of the leg reinforcing pipe (7) and a mother reinforcing connecting piece (17) fixed to the end of the seat pipe (12) through rivets, the lower end of the mother reinforcing connecting piece (17) forms a connecting piece (18), and the connecting piece (18) is hinged to the sub reinforcing connecting piece (19).

7. A collapsible lightweight folding chair as claimed in claim 1, wherein: adjusting tab (14) are installed to the lower extreme of handrail (4), set up a plurality of transverse distribution's regulation draw-in groove on adjusting tab (14), the junction of preceding leg pipe (6) and back leg pipe (5) is equipped with articulated shaft (15), articulated shaft (15) are installed in adjusting the draw-in groove.

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