CN208807904U - A kind of folding seat and its fold mechanism - Google Patents
A kind of folding seat and its fold mechanism Download PDFInfo
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- CN208807904U CN208807904U CN201721435996.4U CN201721435996U CN208807904U CN 208807904 U CN208807904 U CN 208807904U CN 201721435996 U CN201721435996 U CN 201721435996U CN 208807904 U CN208807904 U CN 208807904U
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Abstract
The utility model provides a kind of folding seat and its fold mechanism, comprising: up-and-down rod；First sliding sleeve is hinged on the lower end of up-and-down rod；First sliding sleeve is slidably sleeved on the first crossbar；The upper end of seat bar and up-and-down rod is hinged, and the first crossbar and seat bar hingedly form the first hinge joint；The lower end of back support bar and seat bar are hinged；Second sliding sleeve is slidably sleeved in back support bar, and the upper end of the first crossbar and the second sliding sleeve are hinged；The lower end of third sliding sleeve and back support bar is hinged；Third sliding sleeve is slidably sleeved on the second crossbar, and the second crossbar and the first crossbar hingedly form the second hinge joint, and the second hinge joint is between the first hinge joint and the second sliding sleeve；Handrail is flexibly connected with back support bar, and the upper end of the second crossbar is flexibly connected with handrail.Such fold mechanism, structure is simple, convenient for folding.
Description
Technical field
The utility model relates to folding seat, and in particular to a kind of folding seat and its fold mechanism
Background technique
Folding seat has the characteristics that convenient for storage and takes up space small.But folding seat in the prior art, folding effect
Generally.There are also in the folding seat of part, without the handle that can be held, it is not easy to people and realizes gripping.
Therefore, it is necessary for being capable of providing a kind of folding seat.
Utility model content
Technical problem to be solved by the utility model is: it is general in order to solve the folding effect of folding seat in the prior art,
And do not have the problem of holding handle.The utility model provides a kind of fold mechanism to solve the above problems.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of fold mechanism, comprising:
Up-and-down rod；
First sliding sleeve, first sliding sleeve are hinged on the lower end of the up-and-down rod；
First crossbar, first sliding sleeve are slidably sleeved on first crossbar；
The upper end of seat bar, the seat bar and the up-and-down rod is hinged, and first crossbar and the seat bar are cut with scissors
It connects to form the first hinge joint；
Back support bar, the lower end of the back support bar and the seat bar are hinged；
Second sliding sleeve, second sliding sleeve are slidably sleeved in the back support bar, the upper end of first crossbar
It is hinged with second sliding sleeve；
Third sliding sleeve, the third sliding sleeve and the lower end of the back support bar are hinged；
Second crossbar, the third sliding sleeve are slidably sleeved on second crossbar, second crossbar
The second hinge joint is hingedly formed with first crossbar, second hinge joint is located at first hinge joint and described second
Between sliding sleeve；
Handrail, the handrail are flexibly connected with the back support bar and form first in the back support bar and be flexibly connected
The upper end of point, second crossbar, which is flexibly connected with the handrail and forms second on the handrail, is flexibly connected point；
When pleated, the first flexible connection point is flexibly connected a little close to each other along the handrail with described second；
When expanded, the first flexible connection point is flexibly connected with described second is a little located remotely from each other along the handrail.
Preferably, further including the 4th sliding sleeve, the 4th sliding sleeve is slidably sleeved on the handrail, the backrest
Bar and the 4th sliding sleeve are hinged, and one end of second crossbar is hinged on the handrail, and the 4th sliding sleeve is located at institute
It states between the second sliding sleeve and the third sliding sleeve.
Preferably, further including the 4th sliding sleeve, the 4th sliding sleeve is slidably sleeved on the handrail, described second
One end of crossbar is hinged on the 4th sliding sleeve, and it is hinged that one end of the back support bar and the handrail hingedly forms third
Point, the third hinge joint is between second sliding sleeve and the third sliding sleeve.
Preferably, the side wall of the 4th sliding sleeve is integrally extended with connecting plate, the free end of the connecting plate is integrally set
It is equipped with limit plate, forms hinged space between the limit plate and the side wall of the 4th sliding sleeve, the back support bar is fastened on hinge
It connects in space and hinged with the limit plate.
Preferably, the sleeve opening of second sliding sleeve has the oblique cambered surface to circumferentially extending；
When expanded, the side wall of the back support bar is bonded with the oblique cambered surface.
The utility model has the beneficial effects that such fold mechanism, is intersected by up-and-down rod, the first sliding sleeve, first first
Bar, seat bar, back support bar, the second sliding sleeve and third sliding sleeve, realize the effect of folding, cooperate handrail to realize by the second crossbar
Support effect, such fold mechanism, structure is simple, convenient for folding.
Technical problem to be solved by the utility model is: matching fold mechanism to provide a kind of folding seat.This is practical
It is novel to provide a kind of folding seat to solve the above problems.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of folding seat, including intersect and
Hinged two front bars intersect and two hinged rear bars and two fold mechanisms as noted earlier；
The upper end of the front bar and the seat bar in a fold mechanism are hinged, lower end and another described folding
The up-and-down rod in folded mechanism is hinged；
The upper end of the rear bar and second sliding sleeve in a fold mechanism are hinged, lower end and another described in
The lower end of second crossbar in fold mechanism is hinged；
When folding, the upper end of two front bars is adjacent to each other, and the upper end of two rear bars is adjacent to each other；
When expanded, away from each other, the upper end of two rear bars is away from each other for the upper end of two front bars.
Preferably, further including two the first footmuffs and two the second footmuffs；
First footmuff has the first recess portion and the second recess portion, and the side of first recess portion has the first open, institute
The side for stating the second recess portion has the second opening, and the lower end of first crossbar is hinged on described first by the first articulated shaft
In recess portion, the lower end of the front bar is hinged in second recess portion by the second articulated shaft, first articulated shaft with it is described
Third articulated shaft at first hinge joint is parallel, and first articulated shaft is vertical with second articulated shaft；
The crus secunda set has third recess portion and the 4th recess portion, and the side of the third recess portion has third opening, institute
The side for stating the 4th recess portion has the 4th opening, and the lower end of second crossbar is hinged on the third by the 4th articulated shaft
In recess portion, the lower end of the rear bar is hinged in the 4th recess portion by the 5th articulated shaft, the 4th articulated shaft with it is described
First articulated shaft is parallel, and the 4th articulated shaft is vertical with the 5th articulated shaft.
Preferably, further including the first fastener and the second fastener；
First fastener includes card and two the first iron plates that are parallel to each other and being fixed on the card two sides, and two
First iron plate is socketed on the 6th articulated shaft of the upper end of the up-and-down rod, and the upper end of the front bar passes through the 7th articulated shaft
It is hinged with the card；
Second fastener includes orthogonal two the second iron plates, and second iron plate passes through the 8th articulated shaft
Hinged with second sliding block, another described second iron plate is hinged by the 9th articulated shaft and the upper end of the rear bar.
Preferably, further including the first fastener；
First fastener includes card and two the first iron plates that are parallel to each other and being fixed on the card two sides, and two
First iron plate is socketed on the 6th articulated shaft of the upper end of the up-and-down rod, and the upper end of the front bar passes through the 7th articulated shaft
It is hinged with the card；
The first wall extension and the second wall extension are integrally extended on the side wall of second sliding sleeve, first wall extension
Lower part has the 5th opening, and the lower part of second wall extension has the 6th opening, and the upper end of first crossbar is fastened on
In first wall extension and hinged with first wall extension, the upper end of the rear bar is fastened in second wall extension
And it is hinged with second wall extension.
Preferably, further including cloth bag set, for the back fixation of the cloth bag set in the back support bar, front is fixed on institute
It states on seat bar；
Further include two and helps arm mechanism, it is described that arm mechanism is helped to include the spongy layer being coated on the handrail and be coated on institute
State the cloth set on spongy layer；
Further include two for supporting the head of manpower, has on the upper surface of the head for placing people's hand
The cambered surface of the heart, the head are fixed on the end of the handrail；
Cloth bag set side is further fixed on the cup bag for holding water cup.
The utility model has the beneficial effects that such folding seat, the front bar and two rear bars intersected of two intersections, are realized
The effect of fixed support, and during expansion is with a fold mechanism is folded, can be with by the front bar and rear bar of intersection
Linkage folds another fold mechanism, to realize the effect of good folding seat.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is a kind of structural schematic diagram of the optimum embodiment of folding seat of the utility model.
Fig. 2 is the structural schematic diagram of the optimum embodiment of the expansion of the utility model fold mechanism, front bar and rear bar.
Fig. 3 is the structural schematic diagram of the optimum embodiment of the folding of the utility model fold mechanism, front bar and rear bar.
Fig. 4 is the partial enlarged view at the A of Fig. 3.
Fig. 5 is the structural schematic diagram of the optimum embodiment of the second sliding sleeve of the utility model.
1, up-and-down rod in figure, the 2, first sliding sleeve, the 3, first crossbar, 4, seat bar, 5, back support bar, the 6, second sliding sleeve, 7,
Third sliding sleeve, the 8, second crossbar, 9, handrail, the 10, the 4th sliding sleeve, 11, front bar, 12, rear bar, the 13, first footmuff, 14, second
Footmuff, the 15, first fastener, 17, cloth bag set, 18, cloth set, 19, head, 4-1, the first hinge joint, 5-1, first are flexibly connected
Point, 5-2, third hinge joint, 6-1, sleeve opening, 6-2, oblique cambered surface, 6-3, the first wall extension, 6-4, the second wall extension, 6-5,
Six is open, 8-1, the second hinge joint, and 9-1, second are flexibly connected point, 10-1, connecting plate, 10-2, limit plate, 13-1, first recessed
Portion, 13-2, the second recess portion, 13-3, the second open, 14-1, third recess portion, 14-2, third opening, 14-3, the 4th recess portion, 14-
4, the 4th is open, 15-1, card, 15-2, the first iron plate, 16-1, the second iron plate.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model
Limitation.On the contrary, the embodiments of the present invention include falling into owning within the scope of the spirit and intension of attached claims
Variation, modification and equivalent.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " axis
To ", " radial direction ", the orientation or positional relationship of the instructions such as " circumferential direction " be to be based on the orientation or positional relationship shown in the drawings, be only for
Convenient for the description present invention and simplify description, rather than the device or element of indication or suggestion meaning there must be specific side
Position is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.
In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply relatively important
Property.In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " connected " " connects
Connect " it shall be understood in a broad sense, for example, it may be being fixedly connected, it may be a detachable connection, or be integrally connected；It can be machine
Tool connection, is also possible to be electrically connected；It can be directly connected, it can also be indirectly connected through an intermediary.For this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.In addition, in this reality
With in novel description, unless otherwise indicated, the meaning of " plurality " is two or more.
Any process described otherwise above or method description are construed as in flow chart or herein, and expression includes
It is one or more for realizing specific logical function or process the step of executable instruction code module, segment or portion
Point, and the range of preferred embodiments of the present invention includes other realization, wherein can not be by shown or discussion
Sequence, including according to related function by it is basic simultaneously in the way of or in the opposite order, Lai Zhihang function, this should be by this
The embodiment person of ordinary skill in the field of utility model is understood.
As shown in Fig. 1~5, the utility model provides a kind of fold mechanism, comprising:
Up-and-down rod 1；
First sliding sleeve 2, the first sliding sleeve 2 are hinged on the lower end of up-and-down rod 1；
First crossbar 3, the first sliding sleeve 2 are slidably sleeved on the first crossbar 3；
Seat bar 4, seat bar 4 and the upper end of up-and-down rod 1 are hinged, and the first crossbar 3 hingedly forms the first hinge with seat bar 4
Contact 4-1；
Back support bar 5, the lower end of back support bar 5 and seat bar 4 are hinged；
Second sliding sleeve 6, the second sliding sleeve 6 are slidably sleeved in back support bar 5, and the upper end of the first crossbar 3 is sliding with second
Set 6 is hinged；
Third sliding sleeve 7, third sliding sleeve 7 and the lower end of back support bar 5 are hinged；
Second crossbar 8, third sliding sleeve 7 are slidably sleeved on the second crossbar 8, and the second crossbar 8 and first is handed over
Fork arm 3 hingedly forms the second hinge joint 8-1, and the second hinge joint 8-1 is between the first hinge joint 4-1 and the second sliding sleeve 6；
Handrail 9, handrail 9, which is flexibly connected with back support bar 5 and forms first in back support bar 5, is flexibly connected point 5-1, the
The upper end of two crossbars 8, which is flexibly connected with handrail 9 and forms second on handrail 9, is flexibly connected point 9-1；
When pleated, it is close to each other along handrail 9 with second to be flexibly connected point 9-1 by the first flexible connection point 5-1；
When expanded, the first flexible connection point 5-1 is flexibly connected point 9-1 with second and is located remotely from each other along handrail 9.
Such fold mechanism further includes the 4th sliding sleeve 10, and the 4th sliding sleeve 10 is slidably sleeved on handrail 9, back support bar 5
Hinged with the 4th sliding sleeve 10, one end of the second crossbar 8 is hinged on handrail 9, and the 4th sliding sleeve 10 is located at the second sliding sleeve 6 and the
Between three sliding sleeves 7.
The utility model additionally provides another embodiment: such fold mechanism further includes the 4th sliding sleeve 10, and the 4th
Sliding sleeve 10 is slidably sleeved on handrail 9, and one end of the second crossbar 8 is hinged on the 4th sliding sleeve 10, back support bar 5 with help
One end of bar 9 hingedly forms third hinge joint 5-2, and third hinge joint 5-2 is between the second sliding sleeve 6 and third sliding sleeve 7.
The side wall of 4th sliding sleeve 10 is integrally extended with connecting plate 10-1, and the free end of connecting plate 10-1 has been wholely set limit
Plate 10-2, forms hinged space between limit plate 10-2 and the side wall of the 4th sliding sleeve 6, back support bar 5 is fastened in hinged space simultaneously
And it is hinged with limit plate 10-2.
The sleeve opening 6-1 of second sliding sleeve 6 has the oblique cambered surface 6-2 to circumferentially extending；
When expanded, the side wall of back support bar 5 is bonded with oblique cambered surface 6-2.By the way that oblique cambered surface 6-2 is arranged, it is easy to implement backrest
Bar 5 it is tilting, provide the plane put for the tilting of back support bar 5.
Such fold mechanism passes through up-and-down rod 1, the first sliding sleeve 2, the first crossbar 3, seat bar 4, back support bar 5, the first
Two sliding sleeves 6 and third sliding sleeve 7, realize the effect of folding, cooperate handrail 9 to realize support effect, such folding by the second crossbar 8
Folded mechanism, structure is simple, convenient for folding.
A kind of folding seat, including intersecting and two hinged front bars 11 intersect and two hinged 12 Hes of rear bar
Two fold mechanisms as noted earlier；
The upper end of front bar 11 and the seat bar 4 in fold mechanism are hinged, lower end with it is straight in another fold mechanism
Upright bar 1 is hinged；
The upper end of rear bar 12 and the second sliding sleeve 6 in a fold mechanism are hinged, in lower end and another fold mechanism
The lower end of second crossbar 8 is hinged；
The cooperation of two front bars 11 and rear bar 12, firstly, the fixed effect of support is played well, secondly, well
Linkage effect is played, by the folding for a fold mechanism, drives the folding of another fold mechanism and mutually
It draws close.
When folding, the upper end of two front bars 11 is adjacent to each other, and the upper end of two rear bars 12 is adjacent to each other；
When expanded, away from each other, the upper end of two rear bars 12 is away from each other for the upper end of two front bars 11.
Such folding seat further includes two the first footmuffs 13 and two the second footmuffs 14；
First footmuff 13 has first to open with the side of the first recess portion 13-1 and the second recess portion 13-2, the first recess portion 13-1
Mouthful, the side of the second recess portion 13-2 has the second opening 13-3, and the lower end of the first crossbar 3 is hinged on the by the first articulated shaft
In one recess portion 13-1, the lower end of front bar 11 is hinged in the second recess portion 13-2 by the second articulated shaft, the first articulated shaft and first
Third articulated shaft at hinge joint 4-1 is parallel, and the first articulated shaft is vertical with the second articulated shaft；
Second footmuff 14 has third recess portion 14-1 and the 4th recess portion 14-3, and the side of third recess portion 14-1 is spacious with third
The side of mouth 14-2, the 4th recess portion 14-3 have the 4th opening 14-4, and the lower end of the second crossbar 8 is hinged by the 4th articulated shaft
In third recess portion 14-1, the lower end of rear bar 12 is hinged in the 4th recess portion 14-3 by the 5th articulated shaft, the 4th articulated shaft with
First articulated shaft is parallel, and the 4th articulated shaft is vertical with the 5th articulated shaft.
Such folding seat further includes the first fastener 15 and the second fastener；
First fastener 15 includes card 15-1 and two the first iron plate 15- that are parallel to each other and being fixed on the two sides card 15-1
2, on the 6th articulated shaft of the upper end that two the first iron plate 15-2 are socketed in up-and-down rod 1, the upper end of front bar 11 is hinged by the 7th
Axis and card 15-1 are hinged；
Second fastener includes that orthogonal two second iron plates 16-1, a second iron plate 16-1 pass through the 8th articulated shaft
Hinged with the second sliding block, another the second iron plate 16-1 is hinged by the 9th articulated shaft and the upper end of rear bar 12.
The utility model additionally provides another embodiment: such folding seat further includes the first fastener 15；
First fastener 15 includes card 15-1 and two the first iron plate 15- that are parallel to each other and being fixed on the two sides card 15-1
2, on the 6th articulated shaft of the upper end that two the first iron plate 15-2 are socketed in up-and-down rod 1, the upper end of front bar 11 is hinged by the 7th
Axis and card 15-1 are hinged；
The first wall extension 6-3 and the second wall extension 6-4, the first wall extension 6-3 are integrally extended on the side wall of second sliding sleeve 6
Lower part have the 5th open, the lower part of the second wall extension 6-4 has the 6th opening 6-5, and the upper end of the first crossbar 3 is fastened on
It is in first wall extension 6-3 and hinged with the first wall extension 6-3, the upper end of rear bar 12 be fastened in the second wall extension 6-4 and
It is hinged with the second wall extension 6-4.
Such folding seat further includes cloth bag set 17, and for the back fixation of cloth bag set 17 in back support bar 5, front is fixed on seat
On bar 4；The setting of cloth bag set 17, is easy to implement the effect of support.
Such folding seat further includes two and helps arm mechanism, and helping arm mechanism includes the spongy layer being coated on handrail 9 and cladding
Cloth set 18 on spongy layer；The setting of spongy layer plays buffering effect well, and cloth set 18 is arranged, well protection sea
Continuous layer.
Such folding seat further includes two for supporting the head 19 of manpower, has on the upper surface of head 19 and is used for
The cambered surface of people's palm of the hand is placed, head 19 is fixed on the end of handrail 9；
Cloth bag covers 17 sides and is further fixed on the cup bag for holding water cup.
When expanded, the first crossbar 3 and the second crossbar 8 are opened, lower end and the second crossbar of the first crossbar 3 are made
Away from each other, the second sliding sleeve 6 is moved down along back support bar 5 at this time for 8 lower end, while two rear bars 12 being driven to open, two front bars 11
It opens, meanwhile, handrail 9 is slided relative to the 4th sliding sleeve 10, and the head 19 of handrail 9 is far from back support bar 5, and up-and-down rod 1 is first
It glides to realize open effect along the first crossbar 3 under the drive of sliding sleeve 2.All hinged places in fold mechanism
Articulated shaft it is parallel to each other.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of the term
Stating may not refer to the same embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be
It can be combined in any suitable manner in any one or more embodiment or examples.
It is enlightenment, through the above description, related work people with the above-mentioned desirable embodiment according to the utility model
Member can carry out various changes and amendments in the range of without departing from this item utility model technical idea completely.This item is real
It is not limited to the contents of the specification with novel technical scope, it is necessary to its technology is determined according to scope of the claims
Property range.
Claims (10)
1. a kind of fold mechanism characterized by comprising
Up-and-down rod；
First sliding sleeve, first sliding sleeve are hinged on the lower end of the up-and-down rod；
First crossbar, first sliding sleeve are slidably sleeved on first crossbar；
The upper end of seat bar, the seat bar and the up-and-down rod is hinged, first crossbar and the hinged shape of seat bar
At the first hinge joint；
Back support bar, the lower end of the back support bar and the seat bar are hinged；
Second sliding sleeve, second sliding sleeve are slidably sleeved in the back support bar, the upper end of first crossbar and institute
It is hinged to state the second sliding sleeve；
Third sliding sleeve, the third sliding sleeve and the lower end of the back support bar are hinged；
Second crossbar, the third sliding sleeve are slidably sleeved on second crossbar, second crossbar and institute
It states the first crossbar and hingedly forms the second hinge joint, second hinge joint is located at first hinge joint and second sliding sleeve
Between；
Handrail, the handrail, which is flexibly connected with the back support bar and forms first in the back support bar, is flexibly connected point, institute
It states the upper end of the second crossbar and the handrail is flexibly connected and forms second on the handrail and is flexibly connected point；
When pleated, the first flexible connection point is flexibly connected a little close to each other along the handrail with described second；
When expanded, the first flexible connection point is flexibly connected with described second is a little located remotely from each other along the handrail.
2. fold mechanism as described in claim 1, it is characterised in that: further include the 4th sliding sleeve, the 4th sliding sleeve is slidably
Ground is set on the handrail, and the back support bar and the 4th sliding sleeve are hinged, and one end of second crossbar is hinged on institute
It states on handrail, the 4th sliding sleeve is between second sliding sleeve and the third sliding sleeve.
3. fold mechanism as described in claim 1, it is characterised in that: further include the 4th sliding sleeve, the 4th sliding sleeve is slidably
Ground is set on the handrail, and one end of second crossbar is hinged on the 4th sliding sleeve, the back support bar with it is described
One end of handrail hingedly forms third hinge joint, the third hinge joint be located at second sliding sleeve and the third sliding sleeve it
Between.
4. fold mechanism as claimed in claim 2 or claim 3, it is characterised in that: the integrated company of being extended with of the side wall of the 4th sliding sleeve
Fishplate bar, the free end of the connecting plate have been wholely set limit plate, shape between the limit plate and the side wall of the 4th sliding sleeve
At hinged space, the back support bar is fastened in hinged space and hinged with the limit plate.
5. fold mechanism as described in claim 1, it is characterised in that: the sleeve opening of second sliding sleeve has to circumferentially extending
Oblique cambered surface；
When expanded, the side wall of the back support bar is bonded with the oblique cambered surface.
6. a kind of folding seat, it is characterised in that: including intersecting and two hinged front bars, intersecting and hinged two
Rear bar and two fold mechanisms as described in Claims 1 to 5 is any；
The upper end of the front bar and the seat bar in a fold mechanism are hinged, lower end and another described folding machine
The up-and-down rod in structure is hinged；
The upper end of the rear bar and second sliding sleeve in a fold mechanism are hinged, lower end and another described folding
The lower end of second crossbar in mechanism is hinged；
When folding, the upper end of two front bars is adjacent to each other, and the upper end of two rear bars is adjacent to each other；
When expanded, away from each other, the upper end of two rear bars is away from each other for the upper end of two front bars.
7. folding seat as claimed in claim 6, it is characterised in that: further include two the first footmuffs and two the second footmuffs；
First footmuff has the first recess portion and the second recess portion, the side of first recess portion have it is first open, described the
The side of two recess portions has the second opening, and the lower end of first crossbar is hinged on first recess portion by the first articulated shaft
In, the lower end of the front bar is hinged in second recess portion by the second articulated shaft, first articulated shaft and described first
Third articulated shaft at hinge joint is parallel, and first articulated shaft is vertical with second articulated shaft；
Crus secunda set has third recess portion and the 4th recess portion, and the side of the third recess portion has that third is open, and described the
The side of four recess portions has the 4th opening, and the lower end of second crossbar is hinged on the third recess portion by the 4th articulated shaft
In, the lower end of the rear bar is hinged in the 4th recess portion by the 5th articulated shaft, the 4th articulated shaft and described first
Articulated shaft is parallel, and the 4th articulated shaft is vertical with the 5th articulated shaft.
8. folding seat as claimed in claim 7, it is characterised in that: further include the first fastener and the second fastener；
First fastener includes card and two the first iron plates that are parallel to each other and being fixed on the card two sides, described in two
First iron plate is socketed on the 6th articulated shaft of the upper end of the up-and-down rod, and the upper end of the front bar passes through the 7th articulated shaft and institute
It is hinged to state card；
Second fastener includes orthogonal two the second iron plates, and second iron plate passes through the 8th articulated shaft and the
Two sliding blocks are hinged, another described second iron plate is hinged by the 9th articulated shaft and the upper end of the rear bar.
9. folding seat as claimed in claim 7, it is characterised in that: further include the first fastener；
First fastener includes card and two the first iron plates that are parallel to each other and being fixed on the card two sides, described in two
First iron plate is socketed on the 6th articulated shaft of the upper end of the up-and-down rod, and the upper end of the front bar passes through the 7th articulated shaft and institute
It is hinged to state card；
The first wall extension and the second wall extension, the lower part of first wall extension are integrally extended on the side wall of second sliding sleeve
With the 5th opening, the lower part of second wall extension has the 6th opening, and the upper end of first crossbar is fastened on described
It is in first wall extension and hinged with first wall extension, the upper end of the rear bar be fastened in second wall extension and
It is hinged with second wall extension.
10. folding seat as claimed in claim 8 or 9, it is characterised in that:
It further include cloth bag set, in the back support bar, front is fixed on the seat bar back fixation of the cloth bag set；
Further include two and helps arm mechanism, it is described that arm mechanism is helped to include the spongy layer being coated on the handrail and be coated on the sea
Cloth set on continuous layer；
Further include two for supporting the head of manpower, has on the upper surface of the head for placing people's palm of the hand
Cambered surface, the head are fixed on the end of the handrail；
Cloth bag set side is further fixed on the cup bag for holding water cup.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721435996.4U CN208807904U (en) | 2017-10-31 | 2017-10-31 | A kind of folding seat and its fold mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721435996.4U CN208807904U (en) | 2017-10-31 | 2017-10-31 | A kind of folding seat and its fold mechanism |
Publications (1)
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11241097B2 (en) | 2019-06-04 | 2022-02-08 | Yeti Coolers, Llc | Portable chair |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11241097B2 (en) | 2019-06-04 | 2022-02-08 | Yeti Coolers, Llc | Portable chair |
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