CN204260246U - Be installed on handrail and the chair back interlock folding seat of pedestal - Google Patents
Be installed on handrail and the chair back interlock folding seat of pedestal Download PDFInfo
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- CN204260246U CN204260246U CN201420794355.8U CN201420794355U CN204260246U CN 204260246 U CN204260246 U CN 204260246U CN 201420794355 U CN201420794355 U CN 201420794355U CN 204260246 U CN204260246 U CN 204260246U
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- chair back
- handrail
- connecting rod
- column
- pedestal
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Abstract
The utility model provides a kind of handrail and the chair back interlock folding seat that are installed on pedestal, the link gear comprising two bearings and be arranged on respectively on bearing described in two, described link gear comprises column hinged successively, first connecting rod, second connecting rod and chair back connecting rod, the end of described column and described chair back connecting rod is all hinged on described bearing, and the hinge of described chair back connecting rod is positioned at above the hinge of described column, between described column and described chair back connecting rod, be hinged with third connecting rod; Rotationally seat support is installed between column described in two, described second connecting rod is fixed with handrail, described in two, between chair back connecting rod, be fixed with the chair back; Described bearing is provided with the stopping means for carrying out rotary spacing to described column.The utility model is installed on handrail and the chair back interlock folding seat of pedestal, can realize interlock and open or fold, convenient and swift, and overall appearance is compact, and structural strength is high, long service life.
Description
Technical field
The utility model relates to a kind of folding seat, particularly a kind of handrail and chair back interlock folding seat being installed on pedestal.
Background technology
Existing movable stand folding seat, when seat erects, handrail, the chair back also not yet open to duty, only have when taking down, namely seat support sat low after, handrail and the chair back are just opened with seat support interlock, and it is very inconvenient to use; And, the vertical column of handrail of same row's folding seat is all arranged on same steel pipe, and steel pipe only has two or three supports to be connected with firm pedestal, therefore not often the vertical column of handrail of seat is all connected with firm pedestal, the chair back neither eachly be connected with pedestal, causes overall construction intensity low; And in whole row's folding seat, the folding seat only taken just is in open mode, the unmanned folding seat used still is in folded state, greatly reduces overall appearance degree and tidiness.
Utility model content
(1) technical problem that will solve
The technical problems to be solved in the utility model is to provide a kind of can interlock opening and the high handrail being installed on pedestal of overall construction intensity and chair back interlock folding seat.
(2) technical scheme
For solving the problems of the technologies described above, the utility model provides a kind of handrail and the chair back interlock folding seat that are installed on pedestal, the link gear comprising two bearings 1 and be arranged on respectively on bearing 1 described in two, described link gear comprises column 7 hinged successively, first connecting rod 11, second connecting rod 14 and chair back connecting rod 9, the end of described column 7 and described chair back connecting rod 9 is all hinged on described bearing 1, and the hinge of described chair back connecting rod 9 is positioned at above the hinge of described column 7, is hinged with third connecting rod 8 between described column 7 and described chair back connecting rod 9; Between column 7, seat support 13 is installed rotationally described in two, described second connecting rod 14 is fixed with handrail 12, described in two, between chair back connecting rod 9, is fixed with the chair back 15; Described bearing 1 is provided with the stopping means for carrying out rotary spacing to described column 7; Two hinge composition six-bar linkage structures on above-mentioned column 7, first connecting rod 11, second connecting rod 14, chair back connecting rod 9, third connecting rod 8 and bearing, there is linkage function, namely when column or chair back connecting rod rotate around hinge, other connecting rods also can be moved or rotate, thus each parts can be made synchronously to open.
Further, described stopping means comprises the Compact Mounts 1a and vertical stopping means 1b that are positioned at described bearing 1, the end of described column 7 is provided with limited block 7a, and when described column 7 goes to level, the sidewall of described limited block 7a contacts with described vertical stopping means 1b; When described column turns to maximum angle, the sidewall of described column contacts with described Compact Mounts 1a; The rotational angle of this vertical stopping means and Compact Mounts column limits, and avoids it to rotate stroke.
Further, described Compact Mounts is a horizontally disposed adjusting bolt; Described vertical stopping means is a vertically disposed adjusting bolt; The rotational angle of adjusting post is carried out by rotating adjusting bolt, convenient and swift.
Further, described bearing 1 is provided with locking mechanism, described locking mechanism comprises the limit shaft 2 be arranged on rotationally described in two between bearing 1, described limit shaft 2 is fixed with the first position limit arm 2a, the spring making described limit shaft 2 have clockwise rotation trend is provided with in described bearing 1, and be provided with the second position limit arm 29 between described bearing 1 and described limit shaft 2, described second position limit arm 29 makes described first position limit arm 2a be in level, when described column 7 turns to maximum angle, the end of described first position limit arm 2a and the sidewall contact of described limited block 7a; Described limit shaft 2 is provided with the drive unit for driving described limit shaft to rotate; When rumble seat is in open mode, the first position limit arm props up limited block 7a, coordinates Compact Mounts column 7 to be fixed simultaneously, column can not be rotated at present stressed, improve its job stability.
Further, described drive unit is manual driving device or Vidacare corp; Manual driving device is be fixed on crank on limit shaft 2 or pedal; Vidacare corp is the motor reducer be connected with limit shaft 2.
Further, described column 7 is fixed with driving shaft 4, described column 7 is hinged on described bearing 1 by driving shaft 4 rotationally, described driving shaft is connected with the drive motors for driving described driving shaft 4 to rotate; This drive motors can realize the automatic unlatching of rumble seat and folding.
Further, when described column 7 fell, described handrail 12 is located in the same horizontal plane with the upper surface of the described chair back 15, and described column 7 is parallel with the upper surface of described handrail; It can improve overall appearance degree and tidiness.
Further, the sidewall of described column 7 and described handrail 12 all offers container cavity, and when described column goes to level, described first connecting rod is positioned at described container cavity; Described second connecting rod 14 is positioned at the container cavity on described handrail 12; When the seat is in the folded position, first connecting rod is hidden in container cavity, not only increases security, and makes entirety more elegant in appearance.
Further, the maximum rotation angle of described column 7 is 90 degree.
Further, described be installed on pedestal handrail and chair back interlock folding seat be at least two and arranged in parallel, be installed on described in adjacent two between the handrail of pedestal and chair back interlock folding seat and share a described bearing 1, described chair back connecting rod 9 runs through and has trepanning, a gangbar 10 is passed the described trepanning on each chair back connecting rod 9 successively and is formed synchronous interaction mechanism; This gangbar 10 can realize being synchronized with the movement of whole row's folding seat, namely when a folding seat expansion or when folding, owing to being arranged with gangbar 10 in chair back connecting rod, therefore the chair back connecting rod on other seats can be made also to rotate thereupon, owing to there is six-bar linkage interlock, whole row's seat synchronous expansion or folding therefore can be realized.
(3) beneficial effect
The utility model is installed on handrail and the chair back interlock folding seat of pedestal, can realize interlock and open or fold, convenient and swift, and overall appearance is compact, and structural strength is high, long service life.
Accompanying drawing explanation
Fig. 1 is that the utility model is installed on the handrail of pedestal and the structural representation of chair back interlock folding seat;
Fig. 2 is that the utility model is installed on the handrail of pedestal and the folding schematic diagram of chair back interlock folding seat;
Fig. 3 is that the utility model is installed on the handrail of pedestal and the front view of chair back interlock folding seat;
Fig. 4 is the structural representation that the utility model is installed on the handrail of pedestal and the column of chair back interlock folding seat;
Fig. 5 is the structural representation that the utility model is installed on the handrail of pedestal and the bearing of chair back interlock folding seat;
Fig. 6 is that the utility model is installed on the handrail of pedestal and chair back interlock folding seat and is arranged on structural representation on telescope support;
Fig. 7 is the structural representation that the utility model is installed on when the handrail of pedestal and chair back interlock folding seat are arranged on folding on telescope support.
Detailed description of the invention
Consult Fig. 1 ~ Fig. 5, the utility model provides a kind of handrail and the chair back interlock folding seat that are installed on pedestal, below single rumble seat is described, it link gear comprising two bearings 1 and be arranged on respectively on two bearings 1, link gear comprises column 7 hinged successively, first connecting rod 11, second connecting rod 14 and chair back connecting rod 9, the end of column 7 and chair back connecting rod 9 is all hinged on bearing 1, and the hinge of chair back connecting rod 9 is positioned at above the hinge of column 7, namely the lower end of column 7 is hinged on bearing 1, in the present embodiment, the maximum rotation angle of column 7 is 90 degree, namely deployed condition is plumbness, the head of first connecting rod is hinged on the upper end of column 7, the head of second connecting rod 14 is hinged on the afterbody of first connecting rod, the head of chair back connecting rod 9 is hinged on the afterbody of second connecting rod 14, and the afterbody of chair back connecting rod 9 is hinged on bearing 1, and the hinge of chair back connecting rod 9 (with bearing) is positioned at the upper right side of the hinge of column (with bearing), third connecting rod 8 is hinged on the middle and lower part of column 7 and the chair back 9 connecting rod, two hinge composition six-bar linkage structures on above-mentioned column 7, first connecting rod 11, second connecting rod 14, chair back connecting rod 9, third connecting rod 8 and bearing 1, there is linkage function, namely when column or chair back connecting rod rotate around hinge, other connecting rods also can be moved or rotate, thus each parts can be made synchronously to open or fold, between two columns 7, seat support 13 is installed rotationally, the hinge of seat support is positioned at rear end, spring is equipped with at pin joint place, spring makes seat support 13 have the trend rotated clockwise, after seat erects, seat support 13 is in folded state, opens after people sits down, and is reset to folded state under the action of the spring after people leaves.And be provided with on column spacing position limiting structure is opened to seat support 13, be installed as prior art due to seat support 13, therefore do not do in the present embodiment and further set forth; Second connecting rod 14 is fixed with handrail 12, and in order to make handrail 12 not only attractive in appearance but also be unlikely to interfere with the chair back, it is turned left from the right side and progressively increases and have arc transition; Simultaneously all offer container cavity at the sidewall of column 7 and handrail 12, no matter column go to level or other arbitrarily angled time, when namely seat is in folded state or deployed condition, first connecting rod 11 and second connecting rod 14 are all hidden in container cavity; It not only increases security, and makes entirety more elegant in appearance; The chair back 15 is fixed with between two chair back connecting rods 9; When column fell, handrail 12 was positioned in same level with the upper surface of the chair back 15, and the upper surface of column is parallel with the upper surface of handrail or the chair back, which raises overall appearance degree and tidiness; Bearing 1 is provided with the stopping means carrying out rotary spacing for column 7, is realized the spacing of the rotational angle of column by this stopping means.
Below the structure of this stopping means is described:
This stopping means comprises Compact Mounts 1a and vertical stopping means 1b, and Compact Mounts is a horizontally disposed adjusting bolt; Vertical stopping means is a vertically disposed adjusting bolt; Be provided with limited block 7a in the end of column 7, when column 7 goes to level, when namely folding, the sidewall of limited block 7a contacts with vertical stopping means 1b simultaneously; When column turns to maximum angle, when namely launching, the sidewall of column contacts with Compact Mounts 1a; The rotational angle of this vertical stopping means and Compact Mounts column limits, and avoids it to rotate stroke; And the rotational angle of this column is finely tuned by rotating adjusting bolt, convenient and swift.
In order to avoid seat erect put in place after wait stressed effect and auto-folder, be also provided with locking mechanism in the present embodiment:
Though carry out bright to this locking mechanism below:
This latch-up structure is arranged on bearing 1, it comprises the limit shaft 2 be arranged on rotationally between two bearings 1, limit shaft 2 is fixed with the first position limit arm 2a corresponding with limited block 7a, namely same vertical plane is positioned at, the spring making this limit shaft 2 have clockwise rotation trend is provided with in bearing 1, be generally torsion spring, and the second position limit arm is provided with between bearing 1 and limit shaft 2, this second spacing first position limit arm 2a that makes is in level (reset mode), when needs are opened, column rotates clockwise, the chair back is completed by link gear, handrail arrives the duty erected, when the subvertical duty position of column, namely when column is expanded to close to maximum angle, the limited block of its end pushes down the first position limit arm 2a makes it rotate counterclockwise, after column reaches upright position, limit shaft rotates clockwise reset under the active force of torsion spring, the end of the first position limit arm 2a is made to prop up the sidewall of limited block 7a, thus complete limitation locking, therefore, the clockwise rotation of column 7 is limited by Compact Mounts 1a, and the limited arm 2a of counterclockwise rotation limits, and therefore the motion of column 7 is completely restricted, therefore the motion of six bar mechanism is also completely restricted, ensure that seat stablizing under raised state after handrail, chair back expansion, when seat needs folding, first make limit shaft turn over an angle counterclockwise, the first position limit arm 2a on limit shaft throws off with the limited block 7a on column and contacts, and this process is called unblock, and after completing unblock, column has rotated counterclockwise folding, in order to can realize automatic locking or unlock, the drive unit for driving limit shaft to rotate can be installed on limit shaft 2, this drive unit is manual driving device or Vidacare corp, manual driving device is be fixed on crank on limit shaft 2 or pedal, Vidacare corp is the motor reducer be connected with limit shaft 2.
In order to realize the auto fold up or unfold of seat, in the present embodiment, column 7 is hinged on bearing 1 by driving shaft 4 rotationally, is connected with the motor reducer for driving driving shaft 4 to rotate on the driving shaft simultaneously; Realized the automatic unlatching of rumble seat and folding, convenient and strength-saving by this decelerating through motor function.
Above-mentioned be single seat structure describe, when there are at least two handrails being installed on pedestal and chair back interlock folding seat is arranged in parallel, when being row's seat, consult Fig. 3, adjacent two are installed between the handrail of pedestal and chair back interlock folding seat and share a bearing 1, also can share the column on a bearing 1 and handrail, namely running through on chair back connecting rod 9 has trepanning, and a gangbar 10 is passed the trepanning on each chair back connecting rod 9 successively and formed synchronous interaction mechanism; This gangbar 10 can realize being synchronized with the movement of whole row's folding seat, namely when a folding seat expansion or when folding, owing to being arranged with gangbar 10 in chair back connecting rod 9, therefore the chair back connecting rod on other seats can be made also to rotate thereupon, owing to there is six-bar linkage interlock, whole row's seat synchronous expansion or folding therefore can be realized.Above gangbar 10 can make often to overlap link gear and keep synchronous, ensure the handrail of same row, the chair back at the volley synchronous consistent, coordinate attractive in appearance.
Consult Fig. 6 and Fig. 7, above-mentioned whole row is installed on the handrail of pedestal and chair back interlock folding seat can be arranged in telescope support platform, when not in use, the handrail and chair back interlock folding seat that are installed on pedestal is folded, and draws telescope support platform in; When deployed, scaling platform support opening installation is launched in the handrail of pedestal and chair back interlock folding seat.
The utility model is installed on handrail and the chair back interlock folding seat of pedestal, can realize interlock and open or fold, convenient and swift, and overall appearance is compact, and structural strength is high, long service life.
The above is only preferred embodiment of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (10)
1. one kind is installed on handrail and the chair back interlock folding seat of pedestal, it is characterized in that: the link gear comprising two bearings (1) and be arranged on respectively on bearing described in two (1), described link gear comprises column (7) hinged successively, first connecting rod (11), second connecting rod (14) and chair back connecting rod (9), the end of described column (7) and described chair back connecting rod (9) is all hinged on described bearing (1), and the hinge of described chair back connecting rod (9) is positioned at above the hinge of described column (7), third connecting rod (8) is hinged with between described column (7) and described chair back connecting rod (9), seat support (13) is installed between column described in two (7) rotationally, described second connecting rod (14) is fixed with handrail (12), described in two, between chair back connecting rod (9), is fixed with the chair back (15), described bearing (1) is provided with the stopping means for carrying out rotary spacing to described column (7).
2. be installed on handrail and the chair back interlock folding seat of pedestal as claimed in claim 1, it is characterized in that: described stopping means comprises the Compact Mounts (1a) and vertical stopping means (1b) that are positioned at described bearing (1), the end of described column (7) is provided with limited block (7a), when described column (7) goes to level, the sidewall of described limited block (7a) contacts with described vertical stopping means (1b); When described column (7) turns to maximum angle, the sidewall of described column (7) contacts with described Compact Mounts (1a).
3. be installed on handrail and the chair back interlock folding seat of pedestal as claimed in claim 2, it is characterized in that: described Compact Mounts is a horizontally disposed adjusting bolt; Described vertical stopping means is a vertically disposed adjusting bolt.
4. be installed on handrail and the chair back interlock folding seat of pedestal as claimed in claim 2, it is characterized in that: described bearing (1) is provided with locking mechanism, described locking mechanism comprises the limit shaft (2) be arranged on rotationally between bearing described in two (1), described limit shaft (2) is fixed with the first position limit arm (2a), the spring making described limit shaft (2) have clockwise rotation trend is provided with in described bearing (1), and be provided with the second position limit arm (29) between described bearing (1) and described limit shaft (2), described second position limit arm (29) makes described first position limit arm (2a) be in level, when described column (7) turns to maximum angle, the end of described first position limit arm (2a) and the sidewall contact of described limited block (7a), described limit shaft (2) is provided with the drive unit for driving described limit shaft to rotate.
5. be installed on handrail and the chair back interlock folding seat of pedestal as claimed in claim 4, it is characterized in that: described drive unit is manual driving device or Vidacare corp.
6. be installed on handrail and the chair back interlock folding seat of pedestal as claimed in claim 1, it is characterized in that: described column (7) is fixed with driving shaft (4), described column (7) is hinged on described bearing (1) by described driving shaft (4) rotationally, described driving shaft is connected with the motor reducer for driving described driving shaft (4) to rotate.
7. be installed on handrail and the chair back interlock folding seat of pedestal as claimed in claim 1, it is characterized in that: when described column (7) fell, described handrail (12) is located in the same horizontal plane with the upper surface of the described chair back (15), and described column (7) is parallel with the upper surface of described handrail.
8. be installed on handrail and the chair back interlock folding seat of pedestal as claimed in claim 1, it is characterized in that: the sidewall of described column (7) and described handrail (12) all offers container cavity, when described column (7) goes to level, described first connecting rod is positioned at described container cavity; Described second connecting rod (14) is positioned at the container cavity on described handrail (12).
9. the handrail being installed on pedestal as described in any one of claim 1 to 8 and chair back interlock folding seat, is characterized in that: the maximum rotation angle of described column (7) is 90 degree.
10. the handrail being installed on pedestal as described in any one of claim 1 to 8 and chair back interlock folding seat, it is characterized in that: described in be installed on the handrail of pedestal and chair back interlock folding seat and be at least two and arranged in parallel, be installed on described in adjacent two between the handrail of pedestal and chair back interlock folding seat and share a described bearing (1), described chair back connecting rod (9) is run through and has trepanning, a gangbar (10) is passed the described trepanning on each chair back connecting rod (9) successively and is formed synchronous interaction mechanism.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201420794355.8U CN204260246U (en) | 2014-12-15 | 2014-12-15 | Be installed on handrail and the chair back interlock folding seat of pedestal |
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CN201420794355.8U CN204260246U (en) | 2014-12-15 | 2014-12-15 | Be installed on handrail and the chair back interlock folding seat of pedestal |
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CN204260246U true CN204260246U (en) | 2015-04-15 |
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CN201420794355.8U Active CN204260246U (en) | 2014-12-15 | 2014-12-15 | Be installed on handrail and the chair back interlock folding seat of pedestal |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104473479A (en) * | 2014-12-15 | 2015-04-01 | 浙江大丰实业股份有限公司 | Armrest and chair back linked folding chair arranged on base |
CN108497795A (en) * | 2017-02-24 | 2018-09-07 | L & P 产权管理公司 | Modular assembly for high leg rows of seats |
CN109288291A (en) * | 2018-09-29 | 2019-02-01 | 北京大倪实业有限公司 | A kind of concealed act arm configuration in ground |
CN112056843A (en) * | 2020-09-18 | 2020-12-11 | 四川工程职业技术学院 | Automatic structure and seat of accomodating of armrest |
-
2014
- 2014-12-15 CN CN201420794355.8U patent/CN204260246U/en active Active
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104473479A (en) * | 2014-12-15 | 2015-04-01 | 浙江大丰实业股份有限公司 | Armrest and chair back linked folding chair arranged on base |
CN104473479B (en) * | 2014-12-15 | 2017-02-22 | 浙江大丰实业股份有限公司 | Armrest and chair back linked folding chair arranged on base |
CN108497795A (en) * | 2017-02-24 | 2018-09-07 | L & P 产权管理公司 | Modular assembly for high leg rows of seats |
CN109288291A (en) * | 2018-09-29 | 2019-02-01 | 北京大倪实业有限公司 | A kind of concealed act arm configuration in ground |
CN112056843A (en) * | 2020-09-18 | 2020-12-11 | 四川工程职业技术学院 | Automatic structure and seat of accomodating of armrest |
CN112056843B (en) * | 2020-09-18 | 2024-05-14 | 四川工程职业技术大学 | Automatic seat armrest storage structure and seat |
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