CN2326083Y - Positioning device of folding chair - Google Patents
Positioning device of folding chair Download PDFInfo
- Publication number
- CN2326083Y CN2326083Y CN 97228440 CN97228440U CN2326083Y CN 2326083 Y CN2326083 Y CN 2326083Y CN 97228440 CN97228440 CN 97228440 CN 97228440 U CN97228440 U CN 97228440U CN 2326083 Y CN2326083 Y CN 2326083Y
- Authority
- CN
- China
- Prior art keywords
- railing
- seating
- parallel portion
- fold
- backrest
- 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 - Fee Related
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Abstract
The utility model relates to a positioning device for folding chairs. A sitting rest rail is arranged on the top of a front support frame and a back support frame. A back rest rail is assembled above the sitting rest rail and a back support rod through two connecting rods. A pad body used for sitting and lying is arranged on the back rest rail and the sitting rest rail. A hollow parallel part is arranged on the sitting rest rail. An elastic buckle is assembled in an axle track of the parallel part. A clamping post which is protruded out of the positioning hole and is clamped and inserted in a clamping post is arranged on an elastic buckle. A clamping sheet which can be in the linkage and can swing in a rotary mode towards the parallel part is assembled on the back rest rail. The automatic clamping goal can be realized because the clamping post is clamped in the clamping hole of the clamping sheet when the folding chair is unfolded.
Description
The utility model relates to a kind of fold-down seat, particularly relates to a kind of positioner of fold-down seat.
When being a kind of expansion, general fold-down seat can take, the chair tool of collecting easily again after folding, for fold-down seat can not folded because of seating position is improper after expansion automatically, as Fig. 1, shown in 2 this case applicant No. 86200431 novel patent case in Taiwan in application on January 11st, 1997, setting up a locating structure on fold-down seat prevents to fold improperly, this fold-down seat 1 comprises a seating railing 11, this seating railing 11 has two parallel portion 111 that extend back, pivot 112 of mat and a back support rod 13 are articulated respectively on this two parallel portion 111,13 of this back support rods forward on two articulated sections 131 of curved arc more respectively two pivots 132 of mat be pivoted mutually with a backrest railing 14, these seating railing 11 leading edges then two parallel portion of two pivots 113 of mat and a front support rod 15 be pivoted, this backrest railing 14 and seating railing 11 both sides are assembled a connecting rod 16 respectively, install a handrail 17 respectively at these front support rod 15 apical margins and backrest railing 14 both sides, establish a pad 18 at this seating railing 11 and backrest railing 14 top frames, when this fold-down seat 1 folding, cocked this seating railing 11 makes progress, but the just connection of each pivoting point of mat and this connecting rod 16, make this seating railing 11 rely on this backrest railing 14, and make this back support rod 13 and front support rod 15 fold to these seating railing 11 bottoms simultaneously, therefore, whole chair tool just can be amounted to into flat so that collection.
In order to make this fold-down seat 1 after expansion, can not produce folding improperly, so at protruded stigma 114 of these seating railing 11 one of them parallel portion 111 outsides assemblings, drawing piece 19 of assembling on this pivot 132 of homonymy, this drawing piece 19 can this pivot 132 be the downward swing of fulcrum, on it and have an opening and can be down for the draw-in groove 191 of these protruded stigma 114 inlay cards, when this fold-down seat 1 launches, with this pivot 132 is the downward swing drawing piece 19 of fulcrum, draw-in groove 191 clips that just can make this drawing piece 19 are on this protruded stigma 114, locate the clamping angle of 14 of this seating railing 11 and backrest railings by this, to prevent that this fold-down seat 1 from folding improperly, and when folding this fold-down seat 1, up pull this drawing piece 19, just can make this seating railing 11 rely on this backrest railing 14 to fold this fold-down seat 1.
Though, above-mentioned patent application case can utilize the inlay card of 114 of this drawing piece 19 and protruded stigmas really, reach purpose safe in utilization, but in the operation of inlay card, because must when this fold-down seat 1 launches, this drawing piece 19 down be pulled during use, could produce locating effect, therefore not only inconvenient when operation, and if after expansion, forget when down pulling this drawing piece 19 when this fold-down seat 1, can produce automatically amount to, unsafe shortcoming.
The purpose of this utility model be to provide a kind of when fold-down seat launches inlay card location automatically, to increase the positioner of easy to operate fold-down seat.
Fold-down seat of the present utility model is to form two parallel portion on a seating railing, form the axle track of a hollow therein on the parallel portion, these two first pivots of two parallel portion rear end mat and a back support rod are articulated, two second pivots of mat and a backrest railing are articulated again between upwardly extending two parallel portion of this back support rod, these two the 3rd pivots of seating railing leading edge mat and a front support rod are pivoted, be assembled with a connecting rod respectively at this backrest railing and seating railing both sides, this connecting rod front end is hubbed on the 3rd pivot, its rear end one the 4th pivot of mat respectively is hubbed on this backrest railing both sides, assemble a handrail more respectively at this front support rod apical margin and backrest railing both sides, this seating railing and backrest railing top frame are provided with a pad, it is characterized in that: be assembled with a drawing piece that passes the 4th pivot on this backrest railing, this drawing piece is the fulcrum swing along with this backrest railing and with this second pivot, extend one in this drawing piece bottom and can rely on this seating railing the wherein blocking part of a parallel portion side, this blocking part is provided with a clip hole, be provided with a locating hole that communicates with this axle track on this seating railing with on the parallel portion of drawing piece homonymy again, be assembled with a snap-on in this axle track, this snap-on has a card post that can protrude in this locating hole, when this seating railing and the expansion of backrest railing, the drawing piece that is located at this backrest railing bottom can launch swing with it, and corresponding with the locating hole established on this seating railing, for the outstanding automatically inlay card of the card post on this snap-on, the location.
Be elaborated below by most preferred embodiment and accompanying drawing positioner to fold-down seat of the present utility model, in the accompanying drawing:
The schematic perspective view that No. the 86200431st, the novel patent application in Fig. 1 Taiwan.
The partial component three-dimensional exploded view that No. the 86200431st, the novel patent application in Fig. 2 Taiwan.
Fig. 3 is the schematic perspective view of the utility model preferred embodiment.
Fig. 4 is the partial component three-dimensional exploded view of the utility model preferred embodiment.
Fig. 5 is the inlay card cutaway view of the utility model preferred embodiment.
Shown in Fig. 3,4, the fold-down seat 2 of present embodiment comprises a seating railing 21, this seating railing 21 has an exterior region 211, and the parallel portion 212 that extends back respectively in these exterior region 211 both sides respectively is provided with the axle track 210 of a hollow on this parallel portion 212.Be provided with a back support rod 22 212 of this two parallel portion, this back support rod 22 has a portion that supports to arrive in 221 that supports on ground, support to arrive in portion 221 both sides at this and extend upward a parallel portion 222 respectively, on each parallel portion 222 and this seating railing 21 212 of the parallel portion of homonymy respectively one first pivot 213 of mat be articulated.Parallel portion 222 apical margins at this back support rod 22 set up a backrest railing 23 again, this backrest railing 23 has the parallel portion 231 of two parallel downward extensions, each parallel portion 231 bottom respectively on one second pivot of mat 232 and this back support rod 22 parallel portion 222 of homonymy be articulated, two parallel portion, 212 leading edges of this seating railing 21 again two the 3rd pivots 214 of mat be pivoted mutually with two parallel portion 241 of a front support rod 24, parallel portion 231 at this backrest railing 23 and 21 liang of homonymies of this seating railing, assemble a connecting rod 25 on 212 respectively, these connecting rod 25 front ends pass the 3rd pivot 214, mat one the 4th pivot 251 in its rear end is hubbed on parallel portion 231 outsides of this backrest railing 23, a handrail 26 is assembled in two parallel portion, 231 outsides at these front support rod 24 apical margins and this backrest railing 25 respectively, and then frame is established a pad 27 on this seating railing 21 and backrest railing 25 tops.
Cooperate Fig. 4, shown in 5, can locate automatically upon deployment in order to make this fold-down seat 2, drawing piece 3 of assembling on the 4th pivot 251, this drawing piece 3 is with these backrest railing 23 synchronous swings, but extend the curved arc blocking part 31 in a parallel portion 212 outsides of this seating railing 21 of rotation direction in these drawing piece 3 bottoms, on this blocking part 31, rely on these parallel portion 211 1 sides and be provided with an inclined-plane 311 that tilts gradually, on this blocking part 31, be provided with a clip hole 32, on a parallel portion 212 of this seating railing 21, be provided with a locating hole 215 and a through hole 216 of communicating with this axle track 210, in this axle track 210 and assemble a snap-on 4, this snap-on 4 has the shell fragment 41 that can shore at these axle track 210 inwalls, be provided with a card post 42 and one in these shell fragment 41 outsides by compression leg 43, this card post 42 is corresponding with the locating hole 215 of this seating railing 21, and this protrude in the through hole 216 of this seating railing 21 by compression leg 43, two axle tracks, 210 ends of this seating railing 21 are distinguished a sheathed end plug 217 again, are provided with a pole 218 at these two end plugs, 217 structure of an essay.
Cooperate Fig. 3, shown in 5, when these fold-down seat 2 desires are launched, pull this seating railing 21 and backrest railing 23 outward, both separate to make it, and before driving this, back support rod 24,22 separately to support to arrive on ground, the drawing piece 3 that is assembled in these backrest railing 23 bottoms can be with its swing forward, make this blocking part 31 of bottom rely on the side that has locating hole 215 on this parallel portion 212 gradually, when this blocking part 31 relies on this locating hole 215, its inboard inclined-plane 311 that forms can push the card post 42 that protrudes in this locating hole 215, elastic force that this card post 42 overcomes shell fragment 41 is contracted in slightly, clip hole 32 on this blocking part 31 and locating hole 215 are axially at once, the recovery of these shell fragment 41 elastic force of mat can be ejected this card post 42 outside this locating hole 215, and inlay card is in the clip hole 32 of this drawing piece 3, this moment 3 of this snap-on 4 of mat and drawing pieces clip, can keep 23 certain clamping angles of this seating railing 21 and backrest railing, fold improperly to prevent this fold-down seat 2.
When this fold-down seat 2 is desired to fold, push protrude on this snap-on 4 this parallel portion 211 by compression leg 43, the elastic force that just can overcome this shell fragment 41 together drives these card post 42 retractions in this axle track 210, this moment is at the state that lacks clip, this drawing piece 3 that this backrest railing 23 can drive the bottom is the fulcrum swing with second pivot 232, up to this seating railing 21 and backrest railing 23 mutually till the closing, at this moment, this back and front supporting bar 24,22 also is folded to this seating railing 21 bottoms simultaneously, to reach the purpose that folds.And upon deployment, can directly compress in the card post 42 of snap-on 4 with the drawing piece 3 of these backrest railing 23 interlocks and to contract, the outstanding effect that reaches automatic clip of this card post 42 of mat again when this fold-down seat 2 launches fully, therefore, just can conveniently controlling in this card post 42 by compression leg 43 of this snap-on 4 moves, so, this also can be set by compression leg 43 and corresponding through hole 216.
In sum, fold-down seat 2 of the present utility model can be with the drawing piece 3 of its swing one of backrest railing 23 bottoms assembling, snap-on 4 of assembling in the axle track 210 of this seating railing 21, card post 42 by this snap-on 4 protrudes in outside the axle track 210 of this seating railing 21, locate this drawing piece 3 of swing forward, can be in this backrest railing 23 and 21 expansion of seating railing, reach the effect of automatic inlay card, location, increase the convenience of these fold-down seat 2 location, and because be that automatic inlay card is fixed, so have the effect that to avoid producing the danger that folds automatically.
Claims (3)
1, a kind of positioner of fold-down seat, this fold-down seat is to form two parallel portion on a seating railing, this two parallel portion rear end articulates with a back support rod with two first pivots, this back support rod extends upward two parallel portion, two second pivots of this two parallel portion mat and being articulated with a backrest railing, this seating railing front end articulates with a front support rod with two the 3rd pivots, assemble a connecting rod respectively at this backrest railing and seating railing both sides, this connecting rod front end is hubbed on the 3rd pivot, and the rear end is hubbed on the both sides of this backrest railing respectively with one the 4th pivot, it is characterized in that:
This positioner comprises a drawing piece that is assembled on this backrest railing and passes the 4th pivot, this drawing piece is the fulcrum swing with this backrest railing with second pivot, extend one in this drawing piece bottom and can rely on the wherein blocking part of a parallel portion side of this seating railing, this blocking part is provided with a clip hole, one parallel portion of this seating railing is provided with an axle track, and one communicate with this axle track and can with this clip hole corresponding positioning hole, snap-on of assembling in this axle track, but a card post that can protrude in this locating hole and inlay card had on this snap-on in this clip hole.
2, the positioner of fold-down seat according to claim 1 is characterized in that:
Parallel portion for the assembling of this snap-on on this seating railing is provided with a through hole, this snap-on corresponding to this lead to the hole site place be provided with one can stretch out this through hole outer by compression leg.
3, the positioner of fold-down seat according to claim 1 is characterized in that:
The blocking part of this drawing piece is provided with the inclined-plane that contracts in the card post of this snap-on of contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97228440 CN2326083Y (en) | 1997-10-17 | 1997-10-17 | Positioning device of folding chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97228440 CN2326083Y (en) | 1997-10-17 | 1997-10-17 | Positioning device of folding chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2326083Y true CN2326083Y (en) | 1999-06-30 |
Family
ID=33941594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97228440 Expired - Fee Related CN2326083Y (en) | 1997-10-17 | 1997-10-17 | Positioning device of folding chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2326083Y (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7967374B2 (en) | 2009-08-20 | 2011-06-28 | Idea Nuova, Inc. | Foldable chair |
| USD691384S1 (en) | 2012-10-18 | 2013-10-15 | Idea Nuova | Foldable chair |
| US8801090B2 (en) | 2012-08-09 | 2014-08-12 | Idea Nuova, Inc. | Foldable chair |
| USD712185S1 (en) | 2014-02-28 | 2014-09-02 | Idea Nuova, Inc. | Trampoline chair |
| USD716574S1 (en) | 2014-02-28 | 2014-11-04 | Idea Nuova, Inc. | Webbed saucer chair with central pad |
| USD718549S1 (en) | 2014-06-11 | 2014-12-02 | Idea Nuova, Inc. | Trampoline saucer chair |
| USD720550S1 (en) | 2014-06-11 | 2015-01-06 | Idea Nuova, Inc. | Webbed saucer chair with seat pad |
| USD752890S1 (en) | 2015-01-08 | 2016-04-05 | Idea Nuova, Inc. | Foldable club chair |
| USD755552S1 (en) | 2014-12-02 | 2016-05-10 | Idea Nuova, Inc. | Wicker saucer chair |
| USD755551S1 (en) | 2014-12-02 | 2016-05-10 | Idea Nuova, Inc. | Wicker web chair |
| USD755549S1 (en) | 2014-08-15 | 2016-05-10 | Idea Nuova, Inc. | Checkered saucer chair |
| USD756155S1 (en) | 2014-10-15 | 2016-05-17 | Idea Nuova, Inc. | Woven chair |
| USD756156S1 (en) | 2014-12-02 | 2016-05-17 | Idea Nuova, Inc. | Wicker saucer lounge chair |
| USD761605S1 (en) | 2014-08-15 | 2016-07-19 | Idea Nuova, Inc. | Webbed saucer chair with seat pad |
-
1997
- 1997-10-17 CN CN 97228440 patent/CN2326083Y/en not_active Expired - Fee Related
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7967374B2 (en) | 2009-08-20 | 2011-06-28 | Idea Nuova, Inc. | Foldable chair |
| US8801090B2 (en) | 2012-08-09 | 2014-08-12 | Idea Nuova, Inc. | Foldable chair |
| USD691384S1 (en) | 2012-10-18 | 2013-10-15 | Idea Nuova | Foldable chair |
| USD737587S1 (en) | 2014-02-28 | 2015-09-01 | Idea Nuova, Inc. | Webbed saucer chair with central pad |
| USD712185S1 (en) | 2014-02-28 | 2014-09-02 | Idea Nuova, Inc. | Trampoline chair |
| USD716574S1 (en) | 2014-02-28 | 2014-11-04 | Idea Nuova, Inc. | Webbed saucer chair with central pad |
| USD738640S1 (en) | 2014-06-11 | 2015-09-15 | Idea Nuova, Inc. | Webbed saucer chair with seat pad |
| USD720550S1 (en) | 2014-06-11 | 2015-01-06 | Idea Nuova, Inc. | Webbed saucer chair with seat pad |
| USD718549S1 (en) | 2014-06-11 | 2014-12-02 | Idea Nuova, Inc. | Trampoline saucer chair |
| USD755549S1 (en) | 2014-08-15 | 2016-05-10 | Idea Nuova, Inc. | Checkered saucer chair |
| USD761605S1 (en) | 2014-08-15 | 2016-07-19 | Idea Nuova, Inc. | Webbed saucer chair with seat pad |
| USD756155S1 (en) | 2014-10-15 | 2016-05-17 | Idea Nuova, Inc. | Woven chair |
| USD755552S1 (en) | 2014-12-02 | 2016-05-10 | Idea Nuova, Inc. | Wicker saucer chair |
| USD755551S1 (en) | 2014-12-02 | 2016-05-10 | Idea Nuova, Inc. | Wicker web chair |
| USD756156S1 (en) | 2014-12-02 | 2016-05-17 | Idea Nuova, Inc. | Wicker saucer lounge chair |
| USD752890S1 (en) | 2015-01-08 | 2016-04-05 | Idea Nuova, Inc. | Foldable club chair |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |