CN105902011A - Rotary locking mechanism for seat - Google Patents
Rotary locking mechanism for seat Download PDFInfo
- Publication number
- CN105902011A CN105902011A CN201610524598.3A CN201610524598A CN105902011A CN 105902011 A CN105902011 A CN 105902011A CN 201610524598 A CN201610524598 A CN 201610524598A CN 105902011 A CN105902011 A CN 105902011A
- Authority
- CN
- China
- Prior art keywords
- connecting tube
- seat
- threeway
- bar
- tee joint
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C5/00—Chairs of special materials
- A47C5/04—Metal chairs, e.g. tubular
- A47C5/10—Tubular chairs of foldable, collapsible, or dismountable type
Abstract
The invention discloses a rotary locking mechanism for a seat. The rotary locking mechanism comprises a cross rod, a left back tee joint, a left seat tee joint, a right back tee joint and a right seat tee joint, wherein the cross rod is composed of a middle thick section and thin sections at two ends; the left back tee joint, the left seat tee joint, the right back tee joint and the right seat tee joint are respectively mounted on the thin sections at two ends of the cross rod; the end of the cross rod is fixed on a connecting tube A; a connecting tube D of the left seat tee joint is arranged on the thin section of the cross rod in a sleeving manner, and axial displacement is limited by virtue of the connecting tube A and the thick end of the cross rod; a limiting block is arranged on a tube wall at one end of the connecting tube A along the axial direction; a limiting chute matched with the limiting block is formed in one end of the connecting tube D; the left back tee joint and the right back tee joint are symmetrically arranged and have the same connecting structure; and the left seat tee joint and the right seat tee joint are symmetrically arranged and have the same connecting structure. According to the rotary locking mechanism disclosed by the invention, two folding states can be realized, and different using requirements can be met.
Description
Technical field
The invention belongs to consumer goods industries, particularly relate to the rotary locking mechanism of a kind of seat.
Background technology
When people lie fallow out of doors, particularly go fishing, the occasion such as picnic, the folding seat of commonly used campstool chair class, the folding seat volume after folding of existing campstool chair class is the biggest, it has not been convenient to carry.And the area of the seat of the seat launched when using is less, comfort level is bad.
Push-in folding seat disclosed in patent No. CN201320528579.X, is made up of symmetrical connection-peg, transverse connecting pipe, supporting leg and support bar and seat support for supporting seat support；The corner of seat support is provided with the sleeve connected with support bar, supporting leg, support bar are spliced by more piece straight tube, there is plug one end of straight tube, described connection-peg is drum organization, the through hole of pair of intersecting is had on connection-peg, supporting leg and support bar are inserted through in hole, and supporting leg and support bar elasticity, through changing through hole, are connected by elastic threads.
The simple in construction of this design, each supporting leg grafting is convenient, and when storage folds, supporting leg and support bar and horizontal connecting tube can fold easily, and accommodation space is little, easy to carry.
But, this patent still suffers from some problems, folding seat only has the state that whole supporting leg and support bar are taken after all dismantling the folded state of folding and whole supporting leg and support bar installation for people, therefore, folding seat is not immediately when temporarily using, in order to reduce area occupied, also all support bars and supporting leg must be unloaded, when using folding seat, all must reinstall each support bar every time, very inconvenient.
Summary of the invention
Present invention aims to the deficiencies in the prior art, it is provided that the rotary locking mechanism of a kind of seat.
The rotary locking mechanism of a kind of seat, including described cross bar, left back of the body threeway, left seat threeway, right back of the body threeway and right seat threeway, described left back of the body threeway includes connecting tube A that transverse horizontal arranges and connecting tube B being fixed in connecting tube A and connecting tube C；Described left seat threeway includes connecting tube D that transverse horizontal arranges and connecting tube E being fixed in connecting tube D and connecting tube F；Described cross bar is made up of the thinner section of middle wider section and two ends, left back of the body threeway and left seat threeway and right back of the body threeway and right seat threeway are separately mounted on the thinner section at cross bar two ends, the end of cross bar is fixed in connecting tube A, connecting tube D of left seat threeway is set in the thinner section of cross bar, and is limited the displacement on axially by the relatively butt end of connecting tube A and cross bar；Being provided with limited block on the tube wall of one end of connecting tube A vertically, one end of connecting tube D is provided with the limit sliding chutes coordinated with described limited block；Left back of the body threeway is symmetrical arranged with right back of the body threeway and attachment structure is identical, and left seat threeway is symmetrical arranged with right seat threeway and attachment structure is identical.
As preferably, connecting tube B intersects setting and connects in inside with connecting tube C, and connecting tube E intersects setting and connects in inside with connecting tube F.
As preferably, between tube wall and the tube wall of connecting tube D of connecting tube E, it is provided with reinforcement, between tube wall and the tube wall of connecting tube D of connecting tube F, is provided with reinforcement.
A kind of seat, including bracing frame and seat, bracing frame includes support bar and for connecting the connector of support bar, the corner of seat is provided with the sleeve connected with support bar, support bar includes two front foot levers, foot lever, two seat bars, two back of the body bars and a cross bar after two, and includes the rotary locking mechanism of seat as above.
A kind of portable seat of said structure, have the advantages that 1) arrange can rotate against fixing left seat threeway and left back of the body threeway and right back of the body threeway and right seat threeway, make all support bars to fold into and be in same plane with cross bar, in order to placement when seat does not uses；2) arrange cross bar to be made up of the thinner section of middle wider section and two ends, connecting tube A is fixed on one end of cross bar, and connecting tube D limits the skew on axially by the end of wider section accordingly so that left seat threeway and left back of the body threeway and right seat threeway and right back of the body threeway do not have axial dipole field during rotating against.
Accompanying drawing explanation
Fig. 1 is new structure schematic diagram of the present invention；
Fig. 2 is that Novel seat of the present invention is back to folding view；
Fig. 3 is the structural representation after bracing frame of the present invention folds；
Fig. 4 is that support bar of the present invention is internal connects rope schematic diagram；
Fig. 5 is the schematic diagram of the internal another kind of set-up mode connecting rope of support bar of the present invention；
Fig. 6 is the structural representation of rotary locking mechanism of the present invention.
Wherein: 1, back of the body bar, 2, rear foot lever, 3, front foot lever, 4, left back of the body threeway, 5, left seat threeway, 6, seat bar, 7, cross bar, 8, right seat threeway, 9, end seal, 10, right back of the body threeway, 11, seat, 12, connect rope (flexible), 12 ', rope (nonelastic) is connected, 13, reinforcement, 14, spring, 41, connecting tube A, 42, connecting tube B, 43, connecting tube C, 51, connecting tube D, 52, connecting tube E, 53, connecting tube F, 411, limited block, 511, the thinner section of cross bar, 512, limit sliding chutes.
Detailed description of the invention
Below in conjunction with accompanying drawing, this patent is described further.
A kind of portable seat as shown in Fig. 1 ~ 6, including bracing frame and seat 11.Bracing frame includes support bar, left back of the body threeway 4, right back of the body threeway 10, left seat threeway 5 and right seat threeway 8.Wherein, support bar includes 6, two back of the body bars 1 being symmetrical set of seat bar and the cross bar 7 that the rear foot lever 2, two that two front foot levers being symmetrical set 3, two are symmetrical set is symmetrical set.
Left back of the body threeway 4 is symmetrical arranged with right back of the body threeway 10 and structure is identical, and left back of the body threeway 4 and the structure of right back of the body threeway 10 are described below as a example by left back of the body threeway 4.Described left back of the body threeway 4 has three and connects end, connecting tube A41 arranged including transverse horizontal and connecting tube B42 being fixed in connecting tube A41 and connecting tube C43, and wherein, connecting tube B42 intersects setting and connects in inside with connecting tube C43.One end of described connecting tube A41 is closed.Due to seat in use, left back of the body threeway 4 is by the pressure on different directions, therefore, in order to improve the service life of seat, the intensity of left back of the body threeway 4 is had higher requirement.In order to strengthen the intensity of left back of the body threeway 4, between the tube wall and the tube wall of connecting tube A41 of connecting tube B42, it is provided with reinforcement 13, between tube wall and the tube wall of connecting tube A41 of connecting tube C43, is provided with reinforcement 13.
Left seat threeway 5 is symmetrical arranged with right seat threeway 8 and structure is identical, and left seat threeway 5 and the structure of right seat threeway 8 are described below as a example by left seat threeway 5.Described left seat threeway 5 includes connecting tube D51 that transverse horizontal arranges and connecting tube E52 being fixed in connecting tube D51 and connecting tube F53, and wherein, connecting tube E52 intersects setting and connects in inside with connecting tube F53.It is provided with reinforcement 13 between tube wall and the tube wall of connecting tube D51 of connecting tube E52, between tube wall and the tube wall of connecting tube D51 of connecting tube F53, is provided with reinforcement 13.
Connecting tube A41 in left back of the body threeway 4 is connected with connecting tube D51 in left seat threeway 5, and both junctions are provided with rotary locking mechanism.Can rotate against between left back of the body threeway 4 and left seat threeway 5, and limit angle in relative rotation by rotary locking mechanism.As shown in Figure 5, in the present embodiment, cross bar 7 is made up of the thinner section of middle wider section and two ends, left back of the body threeway 4 and left seat threeway 5 and right back of the body threeway 10 and right seat threeway 5 are separately mounted on the thinner section at cross bar 7 two ends, the end of cross bar 7 is fixed in connecting tube A41, connecting tube D41 of left seat threeway 5 is set in the thinner section of cross bar 7, and is limited the displacement on axially by the relatively butt end of connecting tube A41 and cross bar 7；Being provided with limited block 411 on the tube wall of one end of connecting tube A41 vertically, one end of connecting tube D51 is provided with the limit sliding chutes 512 coordinated with described limited block 411；When connecting tube A41 rotates relative to connecting tube D51, limited block 411 slides along limit sliding chutes 512, and limits connecting tube A41 and the rotational angle of connecting tube D51 by the two side in the glide direction of limit sliding chutes 512.When the upper side wall of limited block 411 with limit sliding chutes 512 offsets, bracing frame is in deployed condition, and seat is taken for people in the deployed state；When the lower wall of limited block 411 with limit sliding chutes 512 offsets, bracing frame is in folded position, in this case, the back of the body bar 1 being arranged in left back of the body threeway 4 and front foot lever 3, the seat bar 6 being arranged in left seat threeway 5 and rear foot lever 2, the back of the body bar 1 being arranged in right back of the body threeway 10 and front foot lever 3, the seat bar 6 being arranged in right seat threeway 8 and rear foot lever 2 and cross bar 7 are in same plane.So that in the seat the most not used time, can place by wall under folded position.
Back of the body bar 1 is plugged in connecting tube B42, and front foot lever 3 is plugged in connecting tube C43, and back of the body bar 1 and front foot lever 3 are hollow pipes, and back of the body bar 1 is spliced by more piece straight tube, and there is connection-peg one end of straight tube.One end of back of the body bar 1 has end seal 9, one end of front foot lever 3 also has end seal 9, after back of the body bar 1 is plugged in left back of the body threeway 4 respectively with front foot lever 3, back of the body bar 1 is internal with front foot lever 3 to be connected, and it is provided with connection rope 12 to connect elastic to back of the body bar 1 and front foot lever 3 through connecting tube B42 and connecting tube C43, connecting an end seal 9 being fixed on back of the body bar 1 of rope 12, other end is fixed on the end seal 9 of front foot lever 3.
Seat bar 6 is plugged in connecting tube E52, and rear foot lever 2 is plugged in connecting rod F53, and seat bar 6 and rear foot lever 2 are hollow pipes, and seat bar 2 and rear foot lever 6 are provided with end seal 9.Seat bar 2 and after rear foot lever 6 is plugged in left seat threeway 5 respectively, seat bar 2 is internal with rear foot lever 6 connect, and is provided with connection rope 12 through connecting tube E52 and connecting tube F53 by elastic to seat bar 2 and rear foot lever 6 connection.
The connected mode of right back of the body threeway 8 is identical with the connected mode of left back of the body threeway 4, the connected mode of right seat threeway 8 is identical with the connected mode of left seat threeway 5, left seat threeway 5 and right seat threeway 8 are socketed in the two ends of cross bar 7 respectively, and left seat threeway 5, cross bar 7 are connected with fixing between right seat threeway 8 three.
Wherein, in order to realize the elastic connection between support bar (back of the body bar and front foot lever or seat bar and rear foot lever), connecting rope 12 is elastic threads, and the two ends connecting rope 12 are directly anchored in the end seal of support bar.Or, connect rope 12 ' and select common inelastic rope, the end seal of support bar arranges spring 14 elastic component such as grade, the two ends connecting rope 12 ' are separately fixed on the elastic component of two support bars.
Carry on the back bar 1, between left back of the body threeway 4 and front foot lever 3, seat bar 6, between left seat threeway 5 and rear foot lever 2, back of the body bar 1, between right back of the body threeway 10 and front foot lever 3, seat bar 6, between right seat threeway 8 and rear foot lever 2, respectively by connecting rope 12 connection, and coordinate the mounting means of bracing frame so that each parts of bracing frame can split, and is convenient for carrying, and, each parts after fractionation also link together, and will not lose part, and be convenient to when installing.
Seat 11 uses the cloth with higher-strength to make, and the corner of seat 11 sews plug-in mounting pocket respectively, and the end of the end of two back of the body bars 1 and two seat bars 6 is inserted in the plug-in mounting pocket of seat respectively.The seat of said structure, weight is little, can be folded into less volume, and easy for installation.
After use, as it is shown on figure 3, seat 11 4 jiaos is taken off from back of the body bar 1 top and seat bar 6 top, the back of the body bar 1 at two ends, left and right, front foot lever 3, seat bar 6 and rear foot lever 2 are disengaged, fold the volume that can reduce seat.
During installation, support bar is launched, owing to connecting the pulling force of rope 12, the junction meeting automatic tension of each support bar, easy for installation, seat 11 is installed after bracing frame installation.
Claims (4)
1. a rotary locking mechanism for seat, including described cross bar (7), left back of the body threeway (10), left seat threeway (5), the right back of the body three
Logical (10) and right seat threeway (8), described left back of the body threeway (4) include connecting tube A (41) that transverse horizontal arranges and
Connecting tube B (42) being fixed in connecting tube A (41) and connecting tube C (43)；Described left seat threeway (5) includes horizontal stroke
To horizontally disposed connecting tube D (51) and connecting tube E (52) that is fixed in connecting tube D (51) and connecting tube F
(53)；Described cross bar (7) is made up of the thinner section of middle wider section and two ends, left back of the body threeway (4) and left seat threeway
(5) and right back of the body threeway (10) and right seat threeway (5) are separately mounted on the thinner section (511) at cross bar (7) two ends,
The end of cross bar (7) is fixed in connecting tube A (41), and connecting tube D (51) of left seat threeway (5) is set in cross bar
(7) thinner section (511), and the displacement on axially is limited by the relatively butt end of connecting tube A (41) and cross bar (7)；
Be provided with limited block (411) on the tube wall of one end of connecting tube A (41) vertically, one end of connecting tube D (51) be provided with
The limit sliding chutes (512) that described limited block (411) coordinates；Left back of the body threeway (4) and right back of the body threeway (10) be symmetrical arranged and
Attachment structure is identical, and left seat threeway (5) is symmetrical arranged with right seat threeway (8) and attachment structure is identical.
The rotary locking mechanism of a kind of seat the most according to claim 1, it is characterised in that connecting tube B (42) and connecting tube
C (43) intersects setting and connects in inside, and connecting tube E (52) intersects setting and connects in inside with connecting tube F (53).
The rotary locking mechanism of a kind of seat the most according to claim 1, it is characterised in that the tube wall of connecting tube E (52) with
Reinforcement (13), the tube wall of connecting tube F (53) and connecting tube D (51) it is provided with between the tube wall of connecting tube D (51)
Tube wall between be provided with reinforcement (13).
4. a seat, including bracing frame and seat (11), bracing frame includes support bar and for connecting the connector of support bar, chair
The sleeve that the corner in face is provided with and support bar connects, support bar include two front foot levers (2), foot lever (2) after two, two
Individual seat bar (6), two back of the body bars (1) and a cross bar (7), it is characterised in that include as any one in power 1～power 3
The rotary locking mechanism of the seat described in Xiang.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610524598.3A CN105902011A (en) | 2016-06-29 | 2016-06-29 | Rotary locking mechanism for seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610524598.3A CN105902011A (en) | 2016-06-29 | 2016-06-29 | Rotary locking mechanism for seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105902011A true CN105902011A (en) | 2016-08-31 |
Family
ID=56754425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610524598.3A Pending CN105902011A (en) | 2016-06-29 | 2016-06-29 | Rotary locking mechanism for seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105902011A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003125885A (en) * | 2001-10-23 | 2003-05-07 | Koya System Design:Kk | Folding chair |
| CN102670363A (en) * | 2012-04-23 | 2012-09-19 | 宁波乐拓金属科技有限公司 | Hood for electric wheelchair |
| CN202504757U (en) * | 2012-03-12 | 2012-10-31 | 郑雪峰 | Folding chair |
| CN202874555U (en) * | 2012-10-23 | 2013-04-17 | 金兴方 | Folding chair |
| CN203407758U (en) * | 2013-08-28 | 2014-01-29 | 赵羽飞 | Quick-insertion type folding chair |
| CN205093926U (en) * | 2015-10-30 | 2016-03-23 | 常州富兰德户外休闲用品有限公司 | Folding chair of easily carrying |
-
2016
- 2016-06-29 CN CN201610524598.3A patent/CN105902011A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003125885A (en) * | 2001-10-23 | 2003-05-07 | Koya System Design:Kk | Folding chair |
| CN202504757U (en) * | 2012-03-12 | 2012-10-31 | 郑雪峰 | Folding chair |
| CN102670363A (en) * | 2012-04-23 | 2012-09-19 | 宁波乐拓金属科技有限公司 | Hood for electric wheelchair |
| CN202874555U (en) * | 2012-10-23 | 2013-04-17 | 金兴方 | Folding chair |
| CN203407758U (en) * | 2013-08-28 | 2014-01-29 | 赵羽飞 | Quick-insertion type folding chair |
| CN205093926U (en) * | 2015-10-30 | 2016-03-23 | 常州富兰德户外休闲用品有限公司 | Folding chair of easily carrying |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160831 |
|
| RJ01 | Rejection of invention patent application after publication |