CN203538799U

CN203538799U - Rotary folding chair

Info

Publication number: CN203538799U
Application number: CN201320619799.3U
Authority: CN
Inventors: 李胤宰
Original assignee: Individual
Current assignee: Zinus Inc
Priority date: 2013-10-09
Filing date: 2013-10-09
Publication date: 2014-04-16
Anticipated expiration: 2023-10-09

Abstract

The utility model discloses a rotary folding chair. The rotary folding chair comprises a chair seat support, a chair leg support and a support block, wherein the support block is movably connected with the chair seat support and the chair leg support; the chair seat support comprises two front support rods and at least one rear leaning rod; the chair leg support comprises at least three support leg rods; the support block comprises an upper support seat, a lower support seat and a pivoting element for pivoting the upper support seat and the lower support seat; the upper support seat and the lower support seat are respectively provided with insert holes in which each rod piece of the seat chair support and each foot rod of the chair leg support insert; each rod piece of the chair seat support and the chair leg support is connected together with the support block by an elastic rope. According to the utility model, the support block with insert holes is matched with each rod element of the chair seat support and the chair leg support so as to form a folding chair, and each rod piece of the folding chair and the support block can be folded by the connection of the elastic rope so as to reach the functions of more compact folding volume and easiness in carrying and collecting; the support block formed by the upper support seat and the lower support seat which are pivoted mutually enables the chair seat to rotate flexibly, and the chair has the efficacy of being convenient for users to use.

Description

A kind of rotating folding chair

Technical field

The utility model is about a kind of folding seat, refers to especially a kind of rotary folding chair structure.

Background technology

Folding seat has Foldable and portable feature, and it is not only applicable to the use in open air and interim place, is also the Emergency use article of household indispensability.Mostly traditional folding seat is that by folding rack, supporting cloth cover forms, the folding rack forming is that many poles coordinate a plurality of module compositions, utilize folding rack to launch and coordinate the restriction of cloth cover and form the chair of stationary state, be that it possesses the two states that launches and fold, although occurred can adjusting angle of backrest folding seat, the state of complying with seat when but user uses is fixed, and cannot as normal chair, there is multi-functional use, in addition, the folding seat of adjustable backrest angle, its volume folding is still larger, cannot preferably embody light portable, the feature of easy-to-collection.

Utility model content

Main purpose of the present utility model is to provide a kind of rotating folding chair, and it has exhibition debit just and can flexible rotating, the function that person easy to use uses.

Secondary objective of the present utility model is to provide a kind of rotating folding chair, and it is compacter that it has the volume of folding, the more portable function with collecting.

For achieving the above object, solution of the present utility model is:

A rotating folding chair, wherein: a back-up block that comprises a seat bracket, a chair foot support and flexible connection seat bracket and chair foot support; This seat bracket comprises two front support rods and at least one back pole; This chair foot support comprises at least three foot levers; This back-up block comprises the articulated part of upper bracket, undersetting and pivot joint upper bracket and undersetting, on upper bracket and undersetting, establish respectively the jack for each rod member of seat bracket and each foot lever plant of chair foot support, each rod member of seat bracket and chair foot support links together by elastic threads and back-up block.

The periphery of the nearly top of described upper bracket is radial formation inside oblique jack downwards; The periphery of the nearly below of undersetting is the radial formation inside oblique jack that makes progress.

In described upper bracket, be formed centrally axial pivoted hole; In undersetting, be formed centrally axial pivoted hole; Articulated part through the pivoted hole of upper bracket, the pivoted hole of undersetting so that upper bracket and undersetting are articulated.

Described articulated part can be molded directly within on upper bracket.

Described articulated part can be molded directly within on undersetting.

On described articulated part, form necking down step, coordinate with it pivoted hole form stepped hole.

The front support rod of described seat bracket and back pole consist of more piece rod member.

Each foot lever of described chair foot support adopts more piece rod member to form.

The described front support rod consisting of more piece rod member, back pole are or/and a foot lever is realized cooperation by connecting rod, and one end of each connecting rod is fixed in a rod member, and the other end and adjacent rod member are pivot bush unit relation.

Adopt after such scheme, the back-up block of the utility model by having a jack is to coordinate each rod member of seat bracket and chair foot support can form a folding seat, and can realize folding of each rod member of folding seat and back-up block by the connection of elastic threads, reach that to fold volume compacter, the function of more portable and collection; And by the back-up block that upper bracket and the undersetting of mutual pivot joint forms, make again seat support realize flexible rotating, the special efficacy of using with person easy to use.

Accompanying drawing explanation

Fig. 1 is side view of the present utility model;

Fig. 2 is top view of the present utility model;

Fig. 3 A is the three-dimensional exploded view of the utility model back-up block;

Fig. 3 B is the three-dimensional exploded view at another visual angle of the utility model back-up block;

Fig. 4 is the side view of another embodiment of the utility model.

The specific embodiment

As shown in Figures 1 to 4, the utility model has disclosed a kind of rotating folding chair, the back-up block 3 that it comprises a seat bracket 1, a chair foot support 2 and is flexibly connected seat bracket 1 and chair foot support 2, seat bracket 1 links together by elastic threads 4 and back-up block 3 with each rod member of chair foot support 2, and on seat bracket 1, is combined with seat support cloth cover 5; This back-up block 3 comprises the upper bracket 31 and undersetting 32 of mutual activity pivot joint.

Described seat bracket 1 comprises two front support rods 11 and at least one back pole, and this embodiment arranges two back poles 12;

Described chair foot support 2 comprises at least three foot levers 21;

Coordinate shown in Fig. 3 A, 3B, described back-up block 3 comprises the articulated part 33 of upper bracket 31, undersetting 32 and pivot joint upper bracket 31 and undersetting 32; The periphery of the nearly top of this upper bracket 31 is the downward inside oblique jack 311 of radial formation and plants and coordinate for each rod member of seat bracket 1; In this upper bracket 31, be formed centrally axial pivoted hole 312; The periphery of the nearly below of this undersetting 32 is the radial formation inside oblique jack 321 that makes progress, and is formed centrally axial pivoted hole 322 in undersetting 32; Articulated part 33 passes the pivoted hole 312 of upper bracket 31, the pivoted hole 322 of undersetting 32, so that upper bracket 31 and undersetting 32 are articulated, so makes the rotation relation of formation activity between upper bracket 31 and undersetting 32.

This articulated part 33 can be molded directly within on upper bracket 31 or undersetting 32, coordinate the embodiment shown in Fig. 3, this articulated part 33 is to be molded directly within on upper bracket 31, on it, form necking down step 331, the pivoted hole 322 of undersetting 32 forms stepped hole, after so structure makes upper bracket 31 coordinate with undersetting 32, the composition surface of rotation is still less more in the mutual rotation between the two.

During combination, in the foot lever 21 of two front support rods 11, two back poles 12 and the chair foot support 2 of seat bracket 1, wear respectively elastic threads 4, and in the oblique jack 311,321 that coordinates through each rod member again of each elastic threads 4 to link together with back-up block 3.

When chair uses, only seat bracket 1 and each rod member of chair foot support 2 need be inserted in back-up block 3, because the upper bracket 31 of back-up block 3 and undersetting 32 are mutual pivot joint relation, therefore seat support can be realized flexibly and rotating, with person's easy to use Multi-angle working, make the function of folding seat more enrich powerful.

And when the folding chair period of the day from 11 p.m. to 1 a.m, only seat bracket 1 and each rod member of chair foot support 2 need be extracted from back-up block 3, owing to being limited to the effect of elastic threads 4, make each parts be unlikely to depart from, and can realize the compactest folding, reach minimum folding volume, to facilitate collection and to carry.

Again as shown in Figure 4, the front support rod of seat bracket 1 11 can consist of more piece rod member with back pole 12, and the end of each rod member can form necking down and be beneficial to socket each other, the length after so can further shortening rod member and folding, and order more reasonable fold.During use, the binding force of pine oil to each rod member, shakes each rod member, under the resilient force of epistasis rope 4, chair frame easily can be launched.

The above-mentioned front support rod consisting of more piece rod member 11 is or/and back pole 12 also can be realized and being coordinated by connecting rod 13, and one end of each connecting rod 13 is fixed in a rod member, and the other end and adjacent rod member are pivot bush unit relation.

Certainly, each foot lever 21 of chair foot support 2 also can adopt more piece rod member to form.

For improving the support degree of chair foot rest 2, its foot lever 21 can arrange four or five, only the oblique jack 321 of back-up block 3 undersettings 32 need be set to corresponding with foot lever 21 quantity.

To sum up, the utility model can form a folding seat by having the back-up block 3 of jack 311,321 with cooperation seat bracket 1 and each rod member of chair foot support 2, and can realize folding of each rod member of folding seat and back-up block 3 by the connection of elastic threads 4, reach that to fold volume compacter, the function of more portable and collection; And by the upper bracket 31 and the back-up block 3 that undersetting 32 forms of mutual pivot joint, make again seat support there is flexible rotating, the special efficacy of using with person easy to use.

Claims

1. a rotating folding chair, is characterized in that: a back-up block that comprises a seat bracket, a chair foot support and flexible connection seat bracket and chair foot support; This seat bracket comprises two front support rods and at least one back pole; This chair foot support comprises at least three foot levers; This back-up block comprises the articulated part of upper bracket, undersetting and pivot joint upper bracket and undersetting, on upper bracket and undersetting, establish respectively the jack for each rod member of seat bracket and each foot lever plant of chair foot support, each rod member of seat bracket and chair foot support links together by elastic threads and back-up block.

2. a kind of rotating folding chair as claimed in claim 1, is characterized in that: the periphery of the nearly top of described upper bracket is radial formation inside oblique jack downwards; The periphery of the nearly below of undersetting is the radial formation inside oblique jack that makes progress.

3. a kind of rotating folding chair as claimed in claim 1, is characterized in that: in described upper bracket, be formed centrally axial pivoted hole; In undersetting, be formed centrally axial pivoted hole; Articulated part through the pivoted hole of upper bracket, the pivoted hole of undersetting so that upper bracket and undersetting are articulated.

4. a kind of rotating folding chair as claimed in claim 1, is characterized in that: described articulated part can be molded directly within on upper bracket.

5. a kind of rotating folding chair as claimed in claim 1, is characterized in that: described articulated part can be molded directly within on undersetting.

6. a kind of rotating folding chair as described in claim 1,2,3,4 or 5, is characterized in that: on described articulated part, form necking down step, coordinate with it pivoted hole form stepped hole.

7. a kind of rotating folding chair as claimed in claim 1, is characterized in that: the front support rod of described seat bracket and back pole consist of more piece rod member.

8. a kind of rotating folding chair as claimed in claim 1, is characterized in that: each foot lever of described chair foot support adopts more piece rod member to form.

9. a kind of rotating folding chair as claimed in claim 7 or 8, it is characterized in that: the described front support rod consisting of more piece rod member, back pole are or/and a foot lever is realized cooperation by connecting rod, the one end that is each connecting rod is fixed in a rod member, and the other end and adjacent rod member are pivot bush unit relation.