CN103462405A

CN103462405A - Backpack chair

Info

Publication number: CN103462405A
Application number: CN2013104007310A
Authority: CN
Inventors: 何旭栋; 王宇驰; 黄潮炯; 朱方文; 谢少荣; 李恒宇; 刘恒利; 吕所军; 翟飞跃
Original assignee: University of Shanghai for Science and Technology
Current assignee: University of Shanghai for Science and Technology
Priority date: 2013-09-06
Filing date: 2013-09-06
Publication date: 2013-12-25
Anticipated expiration: 2033-09-06
Also published as: CN103462405B

Abstract

The invention discloses a backpack chair. The backpack chair comprises a main frame, an upper support, lower supports, a cover frame, spring sleeve mechanisms, rings, a seat cushion, a back cushion, canvas and straps, wherein the seat cushion is fixedly connected to the upper part of the main frame and the canvas is fixedly connected to the two sides of the main frame; the canvas is fixedly connected to the cover frame and the cover frame is hinged with the main frame; the back cushion is fixedly connected to the upper support, the canvas is fixedly connected to the two sides of the lower supports, the main frame is connected with the upper support and the lower supports by virtue of the spring sleeve mechanisms; the spring sleeve mechanism consists of female connectors, a long male connector, a short male connector, a spring and a sleeve, and one end of the long male connector and one end of the short male connector are provided with flanges. The female connectors are hinged with the long male connector and the short male connector, the sleeve is in clearance fit with hinged parts, the spring is in clearance fit with the long male connector, one end of the spring is contacted with the flange of the long male connector, the other end of the spring is contacted with the sleeve. U-shaped fixed spring mechanisms are connected to the upper support and the lower supports and the U-shaped fixed spring mechanisms consist of U-shaped pins and springs. The backpack chair provided by the invention has the characteristic of multiple functions and can be used as a chair and a backpack.

Description

A kind of knapsack chair

Technical field

The present invention relates to a kind of seat, particularly a kind of knapsack chair, both can be used as seat and used, and can be used as again knapsack and use.

Background technology

People usually can carry on the back a knapsack when going out or travel, and seat is instrument indispensable when going out or travelling rest.At present, on market, also do not exist and both can be used as seat, can be used as again the instrument that knapsack is used, usually people in knapsack, carry one can be folding seat, but carry like this inconvenience very.

Summary of the invention

The object of the invention is to overcome when going out or travelling, carry the problem of seat and knapsack inconvenience, a kind of knapsack chair is provided, this knapsack chair both can be used as seat, can be used as again knapsack and used.This knapsack chair can be folded into knapsack by seat fast in the travelling way, deposits the article that need in way; Can fast knapsack be folded into to seat during rest on the way, have a rest for passerby.

For achieving the above object, technical scheme of the present invention is: a kind of knapsack chair comprises a body frame, a upper bracket, two lower carriages, a lid frame, six spring spool mechanisms, four suspension ring, a seat cushion, back pad, canvas and two braces, it is characterized in that: described body frame is a square frame and four frameworks that vertical rod is integrally formed, this body frame top seat cushion that is connected, body frame both sides and the dorsal surface canvas that is connected; Described upper bracket is the square bearer back pad that is connected, and upper bracket and body frame are flexibly connected by spring spool mechanism; The both sides of described two lower carriages canvas that is connected, two lower carriages are " U " shape frame, with body frame, are flexibly connected and realize body frame downside Kai is closed by spring spool mechanism respectively; Described lid frame is square bearer, the canvas that is connected, and lid frame and body frame are hinged and the leading flank of body frame is realized to Kai closes; Two lower carriages are provided with block, to the lid frame, carry out spacing; Described suspension ring and body frame are hinged, between suspension ring, can be braces.

Described spring spool mechanism is comprised of female, long male, short male, spring, sleeve, and an end of long male and short male contains flange.Female is hinged with long male and short male, and sleeve and hinged place are matched in clearance, and spring is matched in clearance with long male, and the one end contacts with the flange of long male, and the other end contacts with sleeve; Long male and short male are left female with respect to the rotation of female by the sleeve compresses spring and are realized.

Described upper bracket and lower carriage are equipped with U-shaped spring fixed mechanism; U-shaped spring fixed mechanism is comprised of U-shaped pin and spring, and U-shaped pin is to have strong market potential and U-shaped body that short pin forms; Having strong market potential as matched in clearance of spring and U-shaped pin; Between upper bracket and lower carriage and two lower carriages is fixedly by the rotary U-type pin, makes its short pin to the hole of corresponding support locate to realize.

Be connected with connecting rod between the sleeve of two spring spool mechanisms between described body frame and lower carriage.

The using method of knapsack chair of the present invention:

1. when needs are used as seat, at first, up carry U-shaped spring fixed mechanism release upper bracket, and the upper bracket rotation is extremely become to 180o with body frame; Then, up carry U-shaped spring fixed mechanism release lower carriage, the rotation lower carriage is to body frame, becoming 180o; Finally, take off braces or braces is placed to the upper bracket back.

2. when needs are used as knapsack, at first the sleeve at spring sleeve mechanism place is up carried, the past interior sideway swivel 90o of two lower carriages, and by U-shaped spring fixed mechanism, two lower carriages are fixed; Then, by upper bracket Rotate 180 o down, and by the U-shaped spring fixed mechanism at lower carriage place, upper bracket is fixed.When wanting accessing article, will cover frame and up draw and get final product.

With art methods, compare, the present invention has the following advantages:

The present invention compares existing seat and has multi-functional characteristics, can use as seat and knapsack; Overcome when going out or travelling, carry the problem of seat and knapsack inconvenience.

The accompanying drawing explanation

Fig. 1 is the structural representation of knapsack chair of the present invention;

Fig. 2 is the structural representation of knapsack chair while being seat;

Fig. 3 is the spring spool structural scheme of mechanism;

Fig. 4 is U-shaped spring fixed mechanism schematic diagram.

The specific embodiment

Below in conjunction with accompanying drawing and preferred embodiment, the present invention is described in detail.But embodiments of the present invention are not limited to this.

Embodiment mono-:

With reference to figure 1-Fig. 4, this knapsack chair comprises a body frame 1, upper bracket 2, two lower carriages 3, lid frame 4, six spring spool mechanisms 5, four suspension ring 7, seat cushion 8, back pad 9, canvas 10 and two braces 11, it is characterized in that: described body frame 1 is a square frame and four frameworks that vertical rod is integrally formed, this body frame 1 top seat cushion 8 that is connected, body frame 1 both sides and the dorsal surface canvas 10 that is connected; Described upper bracket 2 is the square bearer back pad 9 that is connected, and upper bracket 2 is flexibly connected by spring spool mechanism 5 with body frame 1; The both sides of described two lower carriages 3 10, two lower carriages of canvas 3 that are connected are " U " shape frame, with body frame 1, are flexibly connected and realize body frame 1 downside Kai is closed by spring spool mechanism 5 respectively; Described lid frame 4 is square bearer, the canvas 10 that is connected, and lid frame 4 is hinged and the leading flank of body frame 1 is realized to Kai closes with body frame 1; Two lower carriages 3 are provided with block, to lid frame 4, carry out spacing; Described suspension ring 7 are hinged with body frame 1, between suspension ring 7, can be braces 11.When using as knapsack, rotation upper bracket 2 and lower carriage 3, make upper bracket 2 and body frame 1, lower carriage 3 to 1 one-tenths 90o of body frame, now the U-shaped spring mechanism 6 by lower carriage 3 places by lower carriage 3 and lower carriage 3, upper bracket 2 to fixing with lower carriage 3.When using as seat, rotation upper bracket 2 and lower carriage 3, make upper bracket 2 and body frame 1, lower carriage 3 to 1 one-tenth 180o of body frame, pass through 5 spacing fixations of spring spool mechanism in hinged place;

Embodiment bis-:

The present embodiment and embodiment mono-are basic identical, and special feature is: described spring spool mechanism 5 is comprised of female 12, long male 13, short male 14, spring 15, sleeve 16, and an end of long male 13 and short male 14 contains flange; Female 12 is hinged with long male 13 and short male 14, and sleeve 16 is matched in clearance with hinged place, and spring 15 is matched in clearance with long male 13, and the one end contacts with the flange of long male 13, and the other end contacts with sleeve 16; Long male 13 and short male 14 are left female 12 with respect to the rotation of female 12 by sleeve 16 Compress Springs 15 and are realized.Described upper bracket 2 and lower carriage 3 are equipped with U-shaped spring fixed mechanism 6; U-shaped spring fixed mechanism 6 is comprised of U-shaped pin 17 and spring 18, and U-shaped pin 17 is the U-shaped body of having strong market potential and short pin forms; Having strong market potential as matched in clearance of spring 18 and U-shaped pin 17; Between upper bracket 2 and lower carriage 3 and two lower carriages 3 is fixedly by rotary U-type pin 17, makes its short pin to the hole of corresponding support locate to realize.16, the sleeve of two spring spool mechanisms 5 that described body frame 1 and lower carriage are 3 is connected with connecting rod 19.

Claims

1. a knapsack chair, comprise a body frame (1), a upper bracket (2), two lower carriages (3), lid frame (4), six spring spool mechanisms (5), four suspension ring (7), a seat cushion (8), a back pad (9), canvas (10) and two braces (11), it is characterized in that: described body frame (1) is a square frame and four frameworks that vertical rod is integrally formed, this body frame (1) top seat cushion (8) that is connected, body frame (1) both sides and the dorsal surface canvas (10) that is connected; Described upper bracket (2) is the square bearer back pad (9) that is connected, and upper bracket (2) is flexibly connected by spring spool mechanism (5) with body frame (1); The both sides of described two lower carriages (3) canvas (10) that is connected, two lower carriages (3) are " U " shape frame, with body frame (1), are flexibly connected and realize body frame (1) downside Kai is closed by spring spool mechanism (5) respectively; Described lid frame (4) is square bearer, the canvas that is connected (10), and lid frame (4) is hinged and the leading flank of body frame (1) is realized to Kai closes with body frame (1); Two lower carriages (3) are provided with block, to lid frame (4), carry out spacing; Described suspension ring (7) are hinged with body frame (1), between suspension ring (7), can be braces (11).

2. knapsack chair according to claim 1, it is characterized in that: described spring spool mechanism (5) is comprised of female (12), long male (13), short male (14), spring (15), sleeve (16), and an end of long male (13) and short male (14) contains flange; Female (12) is hinged with long male (13) and short male (14), sleeve (16) is matched in clearance with hinged place, spring (15) is matched in clearance with long male (13), and the one end contacts with the flange of long male (13), and the other end contacts with sleeve (16); Long male (13) and short male (14) are left female (12) with respect to the rotation of female (12) by sleeve (16) Compress Spring (15) and are realized.

3. knapsack chair according to claim 1, it is characterized in that: described upper bracket (2) and lower carriage (3) are equipped with U-shaped spring fixed mechanism (6); U-shaped spring fixed mechanism (6) has U-shaped pin (17) and spring (18) to form, and U-shaped pin (17) is the U-shaped body of having strong market potential and short pin forms; Having strong market potential as matched in clearance of spring (18) and U-shaped pin (17); Between upper bracket (2) and lower carriage (3) and two lower carriages (3) is fixedly by rotary U-type pin (17), makes its short pin to the hole of corresponding support locate to realize.

4. knapsack chair according to claim 1, is characterized in that: between the sleeve (16) of two the spring spool mechanisms (5) between described body frame (1) and lower carriage (3), be connected with connecting rod (19).