CN202858412U - Improved foldable round-backed armchair - Google Patents
Improved foldable round-backed armchair Download PDFInfo
- Publication number
- CN202858412U CN202858412U CN201220484335.1U CN201220484335U CN202858412U CN 202858412 U CN202858412 U CN 202858412U CN 201220484335 U CN201220484335 U CN 201220484335U CN 202858412 U CN202858412 U CN 202858412U
- Authority
- CN
- China
- Prior art keywords
- foot lever
- strut
- front foot
- pintle hook
- hook lock
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The utility model relates to an improved foldable round-backed armchair which is characterized in that a locking adjusting component is arranged between a delay support rod and a front foot rod, wherein the locking adjusting component comprises a locking base and a locking handle which is pivoted on the locking base; one end of the locking handle is a pressing end; the other end of the locking handle is a positioning adjusting end; positioning bulges are arranged below the positioning adjusting end; and locking holes through which the positioning bulges penetrate and are positioned are respectively formed in the delay support rod and the front foot rod. The armchair has the beneficial effects that due to the externally arranged locking adjusting component, the locking handle has a large force exertion adjusting part, and the positioning bulges and the locking holes can be both directly observed, so that the adjustment is visible and the maintenance is convenient.
Description
Technical field
The utility model relates to a kind of chair, relates in particular to a kind of modified foldable round-backed armchair.
Background technology
Existing folding seat is that " ZL00238162.1 ", patent name are the utility model patent of " folding seat " such as the patent No..Regulate the assembly of seat frame back-rest height for regulating shell fragment, regulate the snap-on that the shell fragment outer wall has evagination, the adjusting shell fragment is built in and prolongs in the strut axle track, snap-on passes successively the autonomous perforate of prolonging on the strut and is positioned at and adjusts in the locating hole, by press snap-on change its with the relation of different locating holes with adjusting seat frame back-rest height.The defective that this folding seat exists: 1, because the snap-on volume is little, evagination is emerging in that the outer part of front foot lever is few, and positioning intensity is not high, is unfavorable for stressedly, gives smoothly, quick adjustment makes troubles.2, it is built-in regulating shell fragment, can not directly observe the amplitude of adjusting, highly makes troubles for accurate adjusting.3, when firmly excessive or destroyed by foreign object or use for a long time and when affecting the elastic force of regulating shell fragment, can not in time reset and lose regulatory function.
Summary of the invention
The purpose of this utility model is to solve the problems referred to above of prior art existence and a kind of modified foldable round-backed armchair is provided, and adopts external pintle hook lock adjusting part, has the advantages such as larger application of force regulator site, the convenient adjusting directly perceived of external and convenient for maintaining.
Above-mentioned technical purpose of the present utility model mainly solves by the following technical programs: the modified foldable round-backed armchair, comprise front chair leg and rear chair pin, described front chair leg has two parallel to each other and the front foot levers that stretch to retreading on the top, has rear foot lever corresponding about two and that forwards tiltedly stretch simultaneously on the described rear chair pin, the front foot lever of homonymy and rear foot lever articulate by a pivot respectively, the hollow that has upper end open on each described front foot lever is inserted the road, peg graft respectively in the two described slotting roads and one prolong strut, a seat frame that is assembled with cushion is set up on the top that each is described prolongs the top of strut and rear foot lever
It is characterized in that described prolonging between strut and the front foot lever is provided with the pintle hook lock adjusting part, described pintle hook lock adjusting part comprises pintle hook lock base and the lock clamping hand grip that is articulated on the pintle hook lock base, described lock clamping hand grip one end is press-side, the other end is the adjustable side, location, below, adjustable side, described location is provided with positioning convex, and described prolonging is respectively equipped with the lockhole that passes and locate for described positioning convex on strut and the front foot lever.The pintle hook lock adjusting part places the outside of prolonging strut and front foot lever, can observe directly regulating degree, and is more directly perceived.Lock clamping hand grip has larger application of force regulator site, convenient smooth, quick adjustment.In addition, the pintle hook lock adjusting part is arranged on the outside, during maintenance, only dismantles the pintle hook lock adjusting part and gets final product, and convenient for maintaining is avoided prior art to change and need be dismantled front foot lever when regulating shell fragment and prolong the problem that the caused operation element amount of strut is large and bother.
The pintle hook lock adjusting part can be fixed on and prolong on the strut, also can be fixed on the front foot lever.When the pintle hook lock adjusting part is fixed on when prolonging on the strut, press lock clamping hand grip by a hand positioning convex is separated with lockhole, simultaneously, this hand can stretch and prolong the length of strut, namely just can finish an adjusting action of prolonging strut by a hand, simple to operation.When if the pintle hook lock adjusting part is fixed on the front foot lever, need two hands to operate simultaneously and just can finish an adjusting action of prolonging strut, that is, a hand is pressed lock clamping hand grip makes positioning convex separate with lockhole, and another kind pulls the length of the strut that stretches.Therefore, the pintle hook lock adjusting part is fixed on to prolong and is better scheme on the strut.
As further improving and replenishing technique scheme, the utility model adopts following technical measures: when the pintle hook lock adjusting part is fixed on when prolonging on the strut, concrete technical scheme is: described pintle hook lock base is fixed on and prolongs on the strut, described lockhole comprises a plurality of location adjustment hole that is arranged on described front foot lever upper end and is arranged on described strut lower end and the mating holes corresponding with the location adjustment hole of prolonging, and described positioning convex passes mating holes and is positioned at and locates in the adjustment hole.A plurality of location adjustment hole is used for adjusting and prolongs the length that strut extends strut, when being adjusted to appropriate position, is fixed by positioning convex and mating holes.
When the pintle hook lock adjusting part is fixed on the front foot lever, concrete technical scheme is: described pintle hook lock base is fixed on the front foot lever, described lockhole comprises being arranged on and describedly prolongs a plurality of location adjustment hole of strut lower end and be arranged on described front foot lever upper end and the mating holes corresponding with the location adjustment hole, and described positioning convex passes mating holes and is positioned in the adjustment hole of location.It is right that a plurality of location adjustment hole is used for
Be provided with return unit between described lock clamping hand grip and the pintle hook lock base.After finishing adjusting, discharge lock clamping hand grip, the positioning convex on the lock clamping hand grip is positioned in the lockhole, make simplified control, and improve reliability of positioning.
Described lock clamping hand grip is articulated on the pintle hook lock base by the first pivot, and described return unit is arranged on the first pivot.The set-up mode of return unit is conducive to make the simple in structure and compact of pintle hook lock adjusting part.Return unit adopts torsion spring usually.
Described front foot lever and rear foot lever articulate by the second pivot, and the hollow of each described front foot lever is inserted the reinforcement of also planting in the road, and described the second pivot passes reinforcement.Generally, for material saving, front foot lever and rear foot lever adopt the tubular, hollow structure, and the pivot joint position of front foot lever and rear foot lever is again whole the key position of chair load, can greatly improve the load ability by arranging of reinforcement, and reinforcement is local the setting only, namely increased the load ability, effectively controls again consumptive material and overall weight.In addition, generally, reinforcement is metal tube, further effectively controls consumptive material and overall weight.
Described seat frame is the disc type annular seat frame of compatible backrest and handrail function, both sides, described disc type annular seat frame upper end, both sides, lower end are symmetrical arranged respectively a pair of " U " font hinged seat, and each is described, and to prolong the top of the top of strut and each described rear foot lever hinged with corresponding " U " font hinged seat respectively.
The beneficial effect that the utlity model has: 1, change the pintle hook lock adjusting part that prior art internal elastic adjusting part is external, has larger application of force regulator site on the lock clamping hand grip, positioning convex and lockhole can both be observed directly, make to regulate intuitively, and convenient for maintaining.2, the pintle hook lock adjusting part can be arranged on and prolong on the strut, also can be arranged on the front foot lever, and set-up mode is flexible; Lock clamping hand grip, positioning convex by rigidity cooperate with lockhole, regulate the location reliable, improve stability.3, the set-up mode of return unit is conducive to make the simple in structure and compact of pintle hook lock adjusting part, and step simplifies the operation.4, can greatly improve the load ability by arranging of reinforcement, and only local setting of reinforcement, namely increased positioning intensity and load ability, effectively control again consumptive material and overall weight.
Description of drawings
Fig. 1 is a kind of structural representation of the present utility model.
Fig. 2 is the structural representation of the utility model frame part.
Fig. 3 is amplification, the broken section structural representation of A section among Fig. 2.
Fig. 4 is the front foot lever of A section and the structural representation that prolongs the strut decomposition among Fig. 2.
The specific embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment 1: the modified foldable round-backed armchair, shown in Fig. 1-4, it comprises front chair leg 1 and rear chair pin 2, described front chair leg 1 has two parallel to each other and the front foot levers 11 that stretch to retreading on the top, has rear foot lever 21 corresponding about two and that forwards tiltedly stretch simultaneously on the rear chair pin 2, the front foot lever 11 of homonymy and rear foot lever 21 articulate by a pivot respectively, the hollow that has upper end open before each on the foot lever is inserted the road, two insert to peg graft respectively in the roads and one prolong strut 3, and a seat frame 4 that is assembled with cushion is set up on each top of prolonging the top of strut 3 and rear foot lever 21.Specifically, seat frame 4 is the disc type annular seat frame (such as circular configuration, ellipsoidal structure, rectangle structure or square structure etc.) of compatible backrest and handrail function.Both sides, disc type annular seat frame 4 upper end, both sides, lower end are symmetrical arranged respectively a pair of " U " font hinged seat 10, and it is hinged with corresponding " U " font hinged seat 10 respectively that each prolongs the top of the top of strut 3 and each described rear foot lever.
Generally, parallel before and after having respectively on front chair leg 1 and the rear chair pin 2, can be seated in ground laterally before support section 12 and horizontal back brace section 22.The position that rearward tiltedly stretched support section 12 left and right sides before front foot lever 11 was respectively laterally.Rear foot lever 21 is respectively the position that forwards tiltedly stretch horizontal back brace section 22 left and right sides.Certainly, horizontal front support section 12 and horizontal back brace section 22 not being set also is feasible scheme.
The main points of present patent application are: prolong between strut 3 and the front foot lever 11 and be provided with the pintle hook lock adjusting part, the pintle hook lock adjusting part comprises pintle hook lock base 5 and the lock clamping hand grip 6 that is articulated on the pintle hook lock base 5, lock clamping hand grip 6 one ends are press-side 61, the other end is adjustable side 62, location, 62 belows, adjustable side, location are provided with positioning convex 63, prolong to be respectively equipped with the lockhole that passes and locate for positioning convex 63 on strut 3 and the front foot lever 11.
Specifically, pintle hook lock base 5 is fixed on and prolongs on the strut 3, lockhole comprises a plurality of location adjustment hole 23 of being arranged on described front foot lever 11 upper ends and is arranged on described strut 3 lower ends and the mating holes 31 corresponding with location adjustment hole 23 of prolonging, and positioning convex 63 passes mating holes 31 and is positioned in the adjustment hole 23 of location.
In addition, for handled easily, be provided with return unit between lock clamping hand grip 6 and the pintle hook lock base 5.
Further.Lock clamping hand grip 6 is articulated on the pintle hook lock base 5 by the first pivot 7, and return unit (such as torsion spring) is arranged on the first pivot 7.
The further main points of present patent application are: front foot lever 11 and rear foot lever 21 articulate by the second pivot 8, and the hollow of foot lever 11 is inserted a reinforcement 9, the second pivots 8 of also planting in the road and passed reinforcement 9 before each.Generally reinforcement 9 is metal tube.
When regulating seat frame back-rest height, by pressing lock clamping hand grip positioning convex is separated (as shown in Figure 4) with lockhole, simultaneously, and stretch and to prolong strut to suitable length, then unclamp lock clamping hand grip, under the effect of return unit, positioning convex 63 is positioned in the lockhole (as shown in Figure 3), finish an adjusting of prolonging strut, and so forth, simple to operation and directly perceived.
Embodiment 2: the modified foldable round-backed armchair, pintle hook lock base 5 is fixed on the front foot lever 11, described lockhole comprises being arranged on and describedly prolongs a plurality of location adjustment hole 23 of strut 3 lower ends and be arranged on described front foot lever 11 upper ends and the mating holes 31 corresponding with location adjustment hole 23, and described positioning convex 63 passes mating holes 31 and is positioned in the adjustment hole 23 of location.All the other structures are with embodiment 1.Because by the detailed description of embodiment 1, those skilled in the art can understand the technical program, for fear of burden, omit the structural representation of this embodiment.
The above is preferred embodiment of the present utility model only, is not limited to the utility model.In the above-described embodiments, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (7)
1. modified foldable round-backed armchair, comprise front chair leg (1) and rear chair pin (2), described front chair leg (1) has two parallel to each other and the front foot levers (11) that stretch to retreading on the top, has rear foot lever (21) corresponding about two and that forwards tiltedly stretch simultaneously on the described rear chair pin (2), the front foot lever (11) of homonymy and rear foot lever (21) articulate by a pivot respectively, the hollow that has upper end open on each described front foot lever is inserted the road, peg graft respectively in the two described slotting roads and one prolong strut (3), a seat frame (4) that is assembled with cushion (40) is set up on the top that each is described prolongs the top of strut (3) and rear foot lever (21)
It is characterized in that described prolonging between strut (3) and the front foot lever (11) is provided with the pintle hook lock adjusting part, described pintle hook lock adjusting part comprises pintle hook lock base (5) and is articulated in lock clamping hand grip (6) on the pintle hook lock base (5), described lock clamping hand grip (6) one ends are press-side (61), the other end is adjustable side (62), location, below, adjustable side, described location (62) is provided with positioning convex (63), and described prolonging is respectively equipped with the lockhole that passes and locate for described positioning convex (63) on strut (3) and the front foot lever (11).
2. modified foldable round-backed armchair according to claim 1, it is characterized in that described pintle hook lock base (5) is fixed on prolongs on the strut (3), described lockhole comprises a plurality of location adjustment holes (23) that are arranged on described front foot lever (11) upper end and is arranged on described strut (3) lower end and the mating holes (31) corresponding with location adjustment hole (23) of prolonging, and described positioning convex (63) passes mating holes (31) and is positioned at and locates in the adjustment hole (23).
3. modified foldable round-backed armchair according to claim 1, it is characterized in that described pintle hook lock base (5) is fixed on the front foot lever (11), described lockhole comprises being arranged on and describedly prolongs a plurality of location adjustment holes (23) of strut (3) lower end and be arranged on described front foot lever (11) upper end and the mating holes (31) corresponding with location adjustment hole (23), and described positioning convex (63) passes mating holes (31) and is positioned in the location adjustment hole (23).
4. modified foldable round-backed armchair according to claim 1 is characterized in that being provided with return unit between described lock clamping hand grip (6) and the pintle hook lock base (5).
5. modified foldable round-backed armchair according to claim 4 is characterized in that described lock clamping hand grip (6) is articulated on the pintle hook lock base (5) by the first pivot (7), and described return unit is arranged on the first pivot (7).
6. modified foldable round-backed armchair according to claim 1, it is characterized in that described front foot lever (11) and rear foot lever (21) articulate by the second pivot (8), the hollow of each described front foot lever (11) is inserted the reinforcement (9) of also planting in the road, and described the second pivot (8) passes reinforcement (9).
7. modified foldable round-backed armchair according to claim 1, it is characterized in that described seat frame (4) is the disc type annular seat frame of compatible backrest and handrail function, both sides, described disc type annular seat frame (4) upper end, both sides, lower end are symmetrical arranged respectively a pair of " U " font hinged seat (10), and each is described, and to prolong the top of the top of strut (3) and each described rear foot lever (21) hinged with corresponding " U " font hinged seat (10) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220484335.1U CN202858412U (en) | 2012-09-21 | 2012-09-21 | Improved foldable round-backed armchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220484335.1U CN202858412U (en) | 2012-09-21 | 2012-09-21 | Improved foldable round-backed armchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202858412U true CN202858412U (en) | 2013-04-10 |
Family
ID=48025181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220484335.1U Expired - Lifetime CN202858412U (en) | 2012-09-21 | 2012-09-21 | Improved foldable round-backed armchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202858412U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PT107407A (en) * | 2014-01-16 | 2015-07-16 | Auto Ribeiro Lda | ARTICULATED CHAIR |
| US10722034B2 (en) | 2018-01-12 | 2020-07-28 | Yeti Coolers, Llc | Portable chair |
| USD903305S1 (en) | 2019-01-14 | 2020-12-01 | Yeti Coolers, Llc | Bag |
| USD904011S1 (en) | 2019-01-14 | 2020-12-08 | Yeti Coolers, Llc | Bag |
| USD911731S1 (en) | 2019-01-14 | 2021-03-02 | Yeti Coolers, Llc | Portable chair |
| USD911733S1 (en) | 2019-01-14 | 2021-03-02 | Yeti Coolers, Llc | Portable chair |
| USD912423S1 (en) | 2019-01-14 | 2021-03-09 | Yeti Coolers, Llc | Portable chair |
| USD929142S1 (en) | 2019-01-14 | 2021-08-31 | Yeti Coolers, Llc | Portable chair |
-
2012
- 2012-09-21 CN CN201220484335.1U patent/CN202858412U/en not_active Expired - Lifetime
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PT107407A (en) * | 2014-01-16 | 2015-07-16 | Auto Ribeiro Lda | ARTICULATED CHAIR |
| EP2896391A1 (en) * | 2014-01-16 | 2015-07-22 | Auto-Ribeiro, Lda. | Folding chair |
| US10722034B2 (en) | 2018-01-12 | 2020-07-28 | Yeti Coolers, Llc | Portable chair |
| US11744370B2 (en) | 2018-01-12 | 2023-09-05 | Yeti Coolers, Llc | Portable chair |
| US11389003B2 (en) | 2018-01-12 | 2022-07-19 | Yeti Coolers, Llc | Portable chair |
| US10874219B2 (en) | 2018-01-12 | 2020-12-29 | Yeti Coolers, Llc | Portable chair |
| USD912423S1 (en) | 2019-01-14 | 2021-03-09 | Yeti Coolers, Llc | Portable chair |
| USD911733S1 (en) | 2019-01-14 | 2021-03-02 | Yeti Coolers, Llc | Portable chair |
| USD911731S1 (en) | 2019-01-14 | 2021-03-02 | Yeti Coolers, Llc | Portable chair |
| USD929142S1 (en) | 2019-01-14 | 2021-08-31 | Yeti Coolers, Llc | Portable chair |
| USD929143S1 (en) | 2019-01-14 | 2021-08-31 | Yeti Coolers, Llc | Portable chair |
| USD941600S1 (en) | 2019-01-14 | 2022-01-25 | Yeti Coolers, Llc | Portable chair |
| USD955131S1 (en) | 2019-01-14 | 2022-06-21 | Yeti Coolers, Llc | Portable chair |
| USD955132S1 (en) | 2019-01-14 | 2022-06-21 | Yeti Coolers, Llc | Portable chair |
| USD904011S1 (en) | 2019-01-14 | 2020-12-08 | Yeti Coolers, Llc | Bag |
| USD903305S1 (en) | 2019-01-14 | 2020-12-01 | Yeti Coolers, Llc | Bag |
| USD1027523S1 (en) | 2019-01-14 | 2024-05-21 | Yeti Coolers, Llc | Portable chair |
| USD1028549S1 (en) | 2019-01-14 | 2024-05-28 | Yeti Coolers, Llc | Portable chair |
| USD1030340S1 (en) | 2019-01-14 | 2024-06-11 | Yeti Coolers, Llc | Portable chair |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202858412U (en) | Improved foldable round-backed armchair | |
| CN204930966U (en) | A kind of flexible leg rest mechanism of seat | |
| CN204797248U (en) | Seat with telescopic sole of putting | |
| CN208799446U (en) | A kind of medical displacement assistor | |
| CN202478010U (en) | Wheelchair | |
| CN210227500U (en) | Office chair pedal | |
| CN202312277U (en) | Student chair | |
| CN203354053U (en) | Chair suitable for old people | |
| CN203123452U (en) | Abdomen strengthening sit-up chair | |
| CN204599894U (en) | A kind of footrest rack mechanism of chair | |
| CN2904810Y (en) | Multifunctional chair | |
| CN105105540A (en) | Noon break chair | |
| CN206923934U (en) | A kind of height adjustable folding seat convenient for collecting | |
| CN207512858U (en) | A kind of semi-lying type closestool | |
| CN106344353B (en) | A kind of walk helper with gear lifting gear | |
| CN101828996B (en) | Wheel chair folding mechanism capable of adjusting seat width | |
| CN205378946U (en) | Walking stick with stool | |
| CN204617580U (en) | Can at the Novel chair sat and switch fast between lying | |
| CN206228055U (en) | A kind of Folding sofa | |
| CN204764484U (en) | Middle part connection structure of folding bed | |
| CN209404141U (en) | It is adjustable to stretch foot folding seat skeleton | |
| CN204218366U (en) | A kind of leisure bed chair | |
| CN203954002U (en) | Foldable type wheel chair structure | |
| CN209219606U (en) | A kind of expansion bracket | |
| CN209404140U (en) | Stretch foot folding seat skeleton |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130410 |
|
| CX01 | Expiry of patent term |