CN103494464A - Chair with adjustable backrest angle - Google Patents

Chair with adjustable backrest angle Download PDF

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Publication number
CN103494464A
CN103494464A CN201310475278.XA CN201310475278A CN103494464A CN 103494464 A CN103494464 A CN 103494464A CN 201310475278 A CN201310475278 A CN 201310475278A CN 103494464 A CN103494464 A CN 103494464A
Authority
CN
China
Prior art keywords
chair
connection block
backrest
provided
positioning seat
Prior art date
Application number
CN201310475278.XA
Other languages
Chinese (zh)
Inventor
郑雪峰
Original Assignee
郑雪峰
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 郑雪峰 filed Critical 郑雪峰
Priority to CN201310475278.XA priority Critical patent/CN103494464A/en
Publication of CN103494464A publication Critical patent/CN103494464A/en

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Classifications

    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C1/00Chairs adapted for special purposes
    • A47C1/02Reclining or easy chairs
    • A47C1/022Reclining or easy chairs having independently-adjustable supporting parts
    • A47C1/024Reclining or easy chairs having independently-adjustable supporting parts the parts, being the back-rest, or the back-rest and seat unit, having adjustable and lockable inclination
    • A47C1/026Reclining or easy chairs having independently-adjustable supporting parts the parts, being the back-rest, or the back-rest and seat unit, having adjustable and lockable inclination by means of peg-and-notch or pawl-and-ratchet mechanism

Abstract

The invention provides a chair with an adjustable backrest angle. The chair comprises a chair frame, adjusting knobs, connection seats, positioning seats and a rear foot pipe, and is characterized in that the connection seats are fixedly connected with the two sides of the chair frame; the two ends of the rear foot pipe are provided with the connection seats; the connection seats are hinged with the positioning seats by the adjusting knobs; the connection seats and the positioning seats are arranged between the chair frame and the rear foot pipe and the rear foot pipe is positioned or rotated by the adjusting knobs, so as to adjust the inclined degree of a backrest on the chair frame; and therefore, the chair with the adjustable backrest angle is simple in structure and convenient to operate and is suitable for being used as a chair used in the fields of indoor places, courtyards and the like.

Description

A kind of chair that can adjusting angle of backrest

Technical field

The invention belongs to the chair technical field, particularly a kind of chair that can adjusting angle of backrest.

Background technology

The chair of existing family expenses or outdoor is mostly fixing backrest angle usually, backrest angle is single, can not meet the comfortableness demand of different use crowds to backrest inclination angle, also have the sub-fraction chair to adopt air pump structure to realize the adjusting of backrest angle, the chair of this class formation is often because cost is higher, be difficult to promote, for the problems referred to above, be necessary to provide a kind of chair of simple in structure and adjustable backrest angle.

Summary of the invention

In order to overcome the deficiencies in the prior art, the invention provides a kind of chair of adjustable backrest angle.

The technical solution adopted in the present invention is: a kind of chair that can adjusting angle of backrest, it comprises chair frame, adjusting knob, Connection Block, positioning seat, rear foot tube, it is characterized in that positioning seat is fixed in the both sides of chair frame, the rear foot tube two ends are provided with Connection Block, and Connection Block is hinged by adjusting knob and positioning seat.

Described chair frame is provided with backrest, seat surface, shirt rim, the forward foot in a step; It is characterized in that backrest, seat surface, shirt rim connect into " Z " shape by arc transition, the downside of shirt rim is provided with the forward foot in a step.

Described Connection Block is provided with positioning sleeve, locating hole, tooth engaged I, hinge hole I, it is characterized in that locating hole is provided with positioning sleeve outward, install rear foot tube in locating hole, hinge hole I is vertical with locating hole to be arranged, the side of Connection Block is provided with a circle tooth engaged I, and the pin pipe is by hinge hole I, locating hole and Connection Block Joint.

Described positioning seat is provided with fixing hole, tooth engaged II, hinge hole II, described positioning seat is by two locating holes and chair frame Joint, tooth engaged II matches with the tooth engaged I on Connection Block, and hinge hole II and hinge hole I coaxially arrange, and positioning seat and Connection Block are hinged.

Can make tooth engaged I on Connection Block with the mutual interlock of the tooth engaged II on positioning seat or separate by adjusting knob, thereby controlling location or the rotation of rear foot tube, and then regulating the angle of inclination of backrest on chair frame.

The invention has the beneficial effects as follows: by Connection Block and positioning seat being set between chair frame and rear foot tube and controlling location or the rotation of rear foot tube by adjusting knob, and then the angle of inclination of backrest on the adjusting chair frame, therefore, the present invention has simple in structure, easy to operate and is suitable as the characteristics that the occasion such as indoor, garden is used.

The accompanying drawing explanation

Fig. 1 is schematic perspective view of the present invention.

Fig. 2 is the schematic perspective view of Connection Block of the present invention.

Fig. 3 is the sectional perspective schematic diagram of rear foot tube of the present invention and chair frame connecting portion.

Fig. 4 is the comparison structure schematic diagram under the different use states of the present invention.

Fig. 5 is the schematic perspective view of folded state of the present invention.

Fig. 6 is the schematic perspective view of stacked state of the present invention.

The specific embodiment

Below by specific embodiment, and by reference to the accompanying drawings technical scheme of the present invention is described further.

Embodiment: with reference to Fig. 1, a kind of chair that can adjusting angle of backrest, it comprises chair frame 1, adjusting knob 2, Connection Block 3, positioning seat 4, rear foot tube 5, it is characterized in that positioning seat 4 is fixed in the both sides of chair frame 1, rear foot tube 5 two ends are provided with Connection Block 3, and Connection Block 3 is hinged by adjusting knob 2 and positioning seat 4.Described chair frame 1 is provided with backrest 11, seat surface 12, shirt rim 13, the forward foot in a step 14; It is characterized in that backrest 11, seat surface 12, shirt rim 13 connect into " Z " shape by arc transition, the downside of shirt rim 13 is provided with the forward foot in a step 14.

With reference to Fig. 2, described Connection Block 3 is provided with positioning sleeve 31, locating hole 32, tooth engaged I33, hinge hole I34, it is characterized in that the outer positioning sleeve 31 that is provided with of locating hole 32, install rear foot tube 5 in locating hole 32, hinge hole I34 setting vertical with locating hole 32, the side of Connection Block 3 is provided with a circle tooth engaged I33.

With reference to Fig. 3, described positioning seat 4 is provided with fixing hole 41, tooth engaged II42, hinge hole II43, described positioning seat 4 is by two fixing holes 41 and chair frame 1 Joint, tooth engaged II42 matches with the tooth engaged I33 on Connection Block 3, hinge hole I34 on hinge hole II43 and Connection Block 3 coaxially arranges, and positioning seat 4 and Connection Block 3 are hinged.

With reference to Fig. 4, during use, can make tooth engaged I33 on Connection Block 3 with the mutual interlock of tooth engaged II42 on positioning seat 4 or separate by adjusting knob 2, thereby control location or the rotation of rear foot tube 5, and then regulate the angle of inclination of backrest 11 on chair frame 1, finally obtain the use state of backrest 11 differing tilt angles, meet user's different demands.

With reference to Fig. 5, when folding, by adjusting knob 2, can make tooth engaged I33 on Connection Block 3 and the tooth engaged II42 on positioning seat 4 be separated from each other, rear foot tube 5 can be clockwise rotated around chair frame 1, until rear foot tube 5 fits with chair frame 1, now, the chair smaller volume, conveniently transport and carry.

With reference to Fig. 6, during stacking, the chair folded can be placed on the chair frame 1 of first chair successively, upwards stacks, and can improve space availability ratio.

Above-described embodiment is a kind of preferred version of the present invention, not invention is done to any pro forma restriction, also has other variant and remodeling under the prerequisite that does not exceed the technical scheme that claim puts down in writing.

Claims (4)

  1. One kind can adjusting angle of backrest chair, it comprises chair frame (1), adjusting knob (2), Connection Block (3), positioning seat (4), rear foot tube (5), it is characterized in that positioning seat (4) is fixed in the both sides of chair frame (1), rear foot tube (5) two ends are provided with Connection Block (3), and Connection Block (3) is hinged by adjusting knob (2) and positioning seat (4).
  2. 2. a kind of chair that can adjusting angle of backrest according to claim 1, is characterized in that described chair frame (1) is provided with backrest (11), seat surface (12), shirt rim (13), the forward foot in a step (14); Described backrest (11), seat surface (12), shirt rim (13) connect into " Z " shape by arc transition, and the downside of shirt rim (13) is provided with the forward foot in a step (14).
  3. 3. a kind of chair that can adjusting angle of backrest according to claim 1, it is characterized in that described Connection Block (3) is provided with positioning sleeve (31), locating hole (32), tooth engaged I(33), hinge hole I(34), the outer positioning sleeve (31) that is provided with of described locating hole (32), install rear foot tube (5) in locating hole (32), hinge hole I(34) with the vertical setting of locating hole (32), the side of Connection Block (3) is provided with a circle tooth engaged I(33).
  4. 4. according to the described a kind of chair that can adjusting angle of backrest of claim 1 or 3, it is characterized in that described positioning seat (4) is provided with fixing hole (41), tooth engaged II(42), hinge hole II(43), described positioning seat (4) is by two fixing holes (41) and chair frame (1) Joint, tooth engaged II(42) with tooth engaged I(33 on Connection Block (3)) match, hinge hole II(43) with Connection Block (3) on hinge hole I(34) coaxial setting, positioning seat (4) and Connection Block (3) are hinged.
CN201310475278.XA 2013-10-13 2013-10-13 Chair with adjustable backrest angle CN103494464A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310475278.XA CN103494464A (en) 2013-10-13 2013-10-13 Chair with adjustable backrest angle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310475278.XA CN103494464A (en) 2013-10-13 2013-10-13 Chair with adjustable backrest angle

Publications (1)

Publication Number Publication Date
CN103494464A true CN103494464A (en) 2014-01-08

Family

ID=49859799

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310475278.XA CN103494464A (en) 2013-10-13 2013-10-13 Chair with adjustable backrest angle

Country Status (1)

Country Link
CN (1) CN103494464A (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5868468A (en) * 1998-04-24 1999-02-09 Wang; Chin-Chen Chair with adjustable inclination
CN201026019Y (en) * 2007-02-26 2008-02-27 宏 李 Leisure chair
CN201743288U (en) * 2010-01-26 2011-02-16 郑雪峰 Sandy beach deck chair
CN102238835A (en) * 2010-05-01 2011-11-09 常勇 Limiting lock device applied to portable flip-cover object
CN202504745U (en) * 2012-03-12 2012-10-31 郑雪峰 Beach chair
CN202774934U (en) * 2012-08-31 2013-03-13 郑雪峰 Positioning device of tables and chairs
CN202842975U (en) * 2012-10-15 2013-04-03 陈仪慈 Multifunctional lounge chair
CN203493178U (en) * 2013-10-13 2014-03-26 郑雪峰 Chair with angle-adjustable backrest

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5868468A (en) * 1998-04-24 1999-02-09 Wang; Chin-Chen Chair with adjustable inclination
CN201026019Y (en) * 2007-02-26 2008-02-27 宏 李 Leisure chair
CN201743288U (en) * 2010-01-26 2011-02-16 郑雪峰 Sandy beach deck chair
CN102238835A (en) * 2010-05-01 2011-11-09 常勇 Limiting lock device applied to portable flip-cover object
CN202504745U (en) * 2012-03-12 2012-10-31 郑雪峰 Beach chair
CN202774934U (en) * 2012-08-31 2013-03-13 郑雪峰 Positioning device of tables and chairs
CN202842975U (en) * 2012-10-15 2013-04-03 陈仪慈 Multifunctional lounge chair
CN203493178U (en) * 2013-10-13 2014-03-26 郑雪峰 Chair with angle-adjustable backrest

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Legal Events

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PB01 Publication
C06 Publication
SE01 Entry into force of request for substantive examination
C10 Entry into substantive examination
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20140108

WD01 Invention patent application deemed withdrawn after publication