CN201743329U - Chair desk for children - Google Patents
Chair desk for children Download PDFInfo
- Publication number
- CN201743329U CN201743329U CN2010202426063U CN201020242606U CN201743329U CN 201743329 U CN201743329 U CN 201743329U CN 2010202426063 U CN2010202426063 U CN 2010202426063U CN 201020242606 U CN201020242606 U CN 201020242606U CN 201743329 U CN201743329 U CN 201743329U
- Authority
- CN
- China
- Prior art keywords
- link
- children
- seat frame
- chair desk
- locking mechanism
- 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
Links
- 238000009966 trimming Methods 0.000 claims description 12
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47D—FURNITURE SPECIALLY ADAPTED FOR CHILDREN
- A47D1/00—Children's chairs
- A47D1/10—Children's chairs capable of being suspended from, or attached to, tables or other articles
- A47D1/106—Children's chairs capable of being suspended from, or attached to, tables or other articles attachable to tables
Landscapes
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The utility model relates to a chair desk for children, comprising a seat frame and lower connecting frames, wherein the left side part and the right side part of the seat frame are respectively provided with an upper connecting frame; the lower connecting frames are arranged at the left side part and the right side part of the seat frame; the rear end part of the lower connecting frame of each side is rotatably connected with the upper connecting frame through a first rotating shaft, and a locking mechanism is arranged between the upper connecting frame and the lower connecting frame of each side; the locking mechanism comprises a plurality of first unidirectional teeth arranged on the lower connecting frames and a control element with second unidirectional teeth capable of being meshed with the first unidirectional teeth; and the control element is movably arranged on the upper connecting frame. When the locking mechanism stays in the locking position, the front end part of the lower connecting frame can only rotate toward the direction of the front end part of the seat frame relative to the seat frame, and rotation toward the return direction is limited, thereby facilitating a user to mounting the chair desk for children on a desk top, i.e. the desk is clamped between the front part of the seat frame and the lower connecting frames; and when the locking mechanism stays in the unlocking position, the chair desk for children can be dismounted from the desk top, and the operation is convenient.
Description
Technical field
The utility model relates on a kind of desktop that can be connected to desk, children's chair desk of sitting for the child.
Background technology
A kind of children's chair desk of the prior art, comprise that both sides are provided with the seat frame of link respectively, be arranged at the following link of the left and right sides portion of described seat frame, the rear portion of described seat frame is provided with seat mechanism, the rearward end of the described link down of every side is connected by first rotating shaft rotatedly with the described link of going up, the described upward link and described the going up between the link of every side are provided with locking mechanism, described locking mechanism comprises first locked groove that is opened on the described upward link, be opened on the described link down and second locked groove relative with described first locked groove, lock dog between described first locked groove and described second locked groove slidably, described locking mechanism has latched position and unlocked position, when described locking mechanism is positioned under the unlocked position, described lock dog is positioned at described first locked groove or described second locked groove, when described locking mechanism is positioned under the latched position, described lock dog is between described first locked groove and described second locked groove, when desktop was installed, people's operation was inconvenient.
The utility model content
The technical problems to be solved in the utility model provides a kind of children's chair desk.
In order to solve the problems of the technologies described above, a kind of technical scheme that the utility model adopts is: a kind of children's chair desk, comprise that left and right sides portion is provided with the seat frame of link respectively, be arranged at the following link of the left and right sides portion of described seat frame, the rear portion of described seat frame is provided with seat mechanism, the rearward end of the described link down of every side is connected by first rotating shaft rotatedly with the described link of going up, be provided with locking mechanism between the described last link of every side and the described following link, described locking mechanism comprises a plurality of first unidirectional tooth that is arranged on the described link down, control piece with the second unidirectional tooth that can be meshed with the described first unidirectional tooth, described control piece is arranged at described going up on the link versatilely, described locking mechanism has latched position and unlocked position, when described locking mechanism is positioned under the latched position, the described first unidirectional tooth is meshed with the described second unidirectional tooth, the leading section of described down link only can rotate relative to described seat frame towards the direction of the leading section of described seat frame, when described locking mechanism is positioned under the unlocked position, the described first unidirectional tooth and the described second unidirectional tooth are separated.Described activity can be that to rotate also can be to slide.
In some embodiments, described control piece is connected with the described sidepiece away from described seat frame of going up link rotatedly by second rotating shaft.
In some further embodiment, the rearward end of the described control piece formation operating handle that extends back from the place of being rotationally connected of described second rotating shaft, the described second unidirectional tooth is positioned at the leading section of described control piece.
In some another further embodiment, described control piece and the described position-limit mechanism of going up the rotational angle that is provided with the described control piece of restriction between the link.
At some further in the embodiment, described position-limit mechanism comprises the spacing elongated slot that is opened on described control piece and described of going up in the link, be arranged at the spacing preiection among both another, and described spacing preiection is inserted in the described spacing elongated slot.Thereby by the spacing angle that limited described control piece rotation of spacing elongated slot to spacing preiection.
In some embodiments, described control piece and described upward being provided with between the link make described locking mechanism stably be positioned at the elastic component under the latched position.
In some embodiments, a plurality of described first unidirectional teeth are the circumferencial direction distribution in the center of circle along the axle center with described first rotating shaft.
In some embodiments, also be provided with trimming piece on the link under described, described trimming piece described down link and described between the link, and be fixed with an end of screw rod on the described trimming piece, described screw rod is threaded mutually with described link down, and the other end of described screw rod is fixed with regulates handle.When being folded with desktop between last link and the following link, can make by the adjusting trimming piece to cooperate closelyr between the three.
In some embodiments, the described leading section of link down is connected with balance element rotatedly by the 3rd rotating shaft, and described balance element has first that can match with the lower surface of desktop.
In some embodiments, described seat frame comprises the seat linkage section, two handrail sections that extend to form forward respectively by the both ends of described seat linkage section, described seat mechanism is arranged on the described seat linkage section, the described link of going up can be set on the described handrail section versatilely, described children's chair desk has use location and stowed position, when described children's chair desk is under the use location, the described down link of every side be positioned at corresponding described handrail section under, when described children's chair desk is under the stowed position, the described link down of both sides can close between the described handrail section of both sides, and described the going up between link and the described handrail section of every side is provided with the position detent mechanism.Described activity had both comprised that slip also comprised rotation.
Scope of the present utility model is not limited to the technical scheme that the particular combinations of above-mentioned technical characterictic forms, and also should contain simultaneously by above-mentioned technical characterictic or its equivalent feature to make up arbitrarily and other technical scheme of forming.The technical characterictic that disclosed (but being not limited to) has a similar functions among for example above-mentioned feature and the application is replaced mutually and technical scheme of forming etc.
Because technique scheme utilization, the utility model compared with prior art has following advantage: the utility model provides the design of another kind of technical conceive, when locking mechanism is under the latched position, the leading section of following link only can rotate relative to seat frame towards the direction of the leading section of seat frame, it is restricted rotating towards Return-ing direction, be convenient to the user children's chair desk is installed on the desktop, promptly desktop is sandwiched between the front portion and described following link of seat frame; When locking mechanism is positioned under the unlocked position, just children's chair desk can be removed on desktop, easy to operate.
Description of drawings
Accompanying drawing 1 is stereogram of the present utility model (children's chair desk is positioned under the use location);
Accompanying drawing 2 is front view of the present utility model (children's chair desk is positioned under the stowed position);
Accompanying drawing 4 is cutaway view of the present utility model (locking mechanism is positioned under the unlocked position).
Wherein: 1, go up link; 2, seat frame; 3, following link; 4, the first unidirectional tooth; 5, the second unidirectional tooth; 6, control piece; 7, first rotating shaft; 8, second rotating shaft; 9, operating handle; 10, spacing elongated slot; 11, spacing preiection; 12, elastic component; 13, trimming piece; 14, screw rod; 15, regulate handle; 16, the 3rd rotating shaft; 17, balance element; 18, first; 19, seat linkage section; 20, handrail section.
The specific embodiment
Shown in each accompanying drawing, a kind of children's chair desk comprises that left and right sides portion is provided with the seat frame 2 of link 1 respectively, is arranged at the following link 3 of the left and right sides portion of described seat frame 2, and the rear portion of described seat frame 2 is provided with seat mechanism.
The rearward end of the described following link 3 of every side is connected by first rotating shaft 7 rotatedly with the described link 1 of going up, and described the going up between link 1 and the described following link 3 of every side is provided with locking mechanism.As accompanying drawing 3, shown in the accompanying drawing 4, described locking mechanism comprises a plurality of first unidirectional tooth 4 that is arranged on the described link 3 down, control piece 6 with the second unidirectional tooth 5 that can be meshed with the described first unidirectional tooth 4, described control piece 6 is connected with the described sidepiece away from described seat frame 2 of going up link 1 rotatedly by second rotating shaft 8, described locking mechanism has latched position and unlocked position, when described locking mechanism is positioned under the latched position, the described first unidirectional tooth 4 is meshed with the described second unidirectional tooth 5, the leading section of described down link 3 only can rotate relative to described seat frame 2 towards the direction of the leading section of described seat frame 2, when described locking mechanism is positioned under the unlocked position, the described first unidirectional tooth 4 is separated with the described second unidirectional tooth 5.
Shown in each accompanying drawing, the rearward end of described control piece 6 extends back from the place of being rotationally connected of described second rotating shaft 8 and forms operating handle 9, and the described second unidirectional tooth 5 is positioned at the leading section of described control piece 6.
Shown in accompanying drawing 3, accompanying drawing 4, described control piece 6 and the described position-limit mechanism of going up the rotational angle that is provided with the described control piece 6 of restriction between the link 1.Described position-limit mechanism comprises the spacing elongated slot 10 that is opened on the described control piece 6, is arranged at the described spacing preiection of going up on the link 1 11, and described spacing preiection 11 is inserted in the described spacing elongated slot 10.
Shown in accompanying drawing 3, accompanying drawing 4, described control piece 6 and described upward being provided with between the link 1 make described locking mechanism stably be positioned at the elastic component 12 under the latched position.During with described locking mechanism release, the elastic force that overcomes described elastic component 12 is upwards rotated described operating handle 9, makes the described first unidirectional tooth 4 be separated with the described second unidirectional tooth 5.At this moment, can rotate described link 3 down.
Shown in accompanying drawing 3, accompanying drawing 4, a plurality of described first unidirectional tooth 4 is that the circumferencial direction in the center of circle distributes along the axle center with described first rotating shaft 7.
Shown in each accompanying drawing, also be provided with trimming piece 13 on the link 3 under described, described trimming piece 13 described down link 3 and described between the link 1, and be fixed with an end of screw rod 14 on the described trimming piece 13, described screw rod 14 is threaded mutually with described link 3 down, and the other end of described screw rod 14 is fixed with to be regulated 15.
Shown in each accompanying drawing, the described leading section of link 3 down is connected with balance element 17 rotatedly by the 3rd rotating shaft 16, and described balance element 17 has first 18 that can match with the lower surface of desktop.
As accompanying drawing 1, shown in the accompanying drawing 2, described seat frame 2 comprises seat linkage section 19, two handrail sections 20 that extend to form forward respectively by the both ends of described seat linkage section 19, described seat mechanism is arranged on the described seat linkage section 19, the described link 1 of going up can be set on the described handrail section 20 slidably, described children's chair desk has use location and stowed position, when described children's chair desk is under the use location, the described down link 3 of every side be positioned at corresponding described handrail section 20 under, when described children's chair desk is under the stowed position, the described link 3 down of both sides can close between the described handrail section 20 of both sides, and described the going up between link 1 and the described handrail section 20 of every side is provided with the position detent mechanism.Described position detent mechanism is not invention main points of the present utility model, so long as the detent mechanism that two mutually sheathed parts can be locked mutually all can use at this, offer lockhole on the last link 1 as described, described handrail section 20 is provided with the bullet pin, detent mechanism is positioned under the position location when described position, and described bullet pin is inserted in the described lockhole.
Operating process, desktop folder is located between the front portion and described following link 3 of described handrail section 20, at this moment, if the front portion of described handrail section 20 and described angle between the link 3 down are bigger, can not be with the desktop clamping, when described locking mechanism is under the latched position, also can upwards rotate described link 3 down, thereby described desktop is clamped.And this moment, if desktop is the front portion of described handrail section 20 and described some pine still between the link 3 down, and can not continue upwards to rotate described first rod member 1 owing to be subjected to the restriction of the size of the first unidirectional tooth 7 and the second unidirectional tooth 8, can regulate 15 this moment, further regulate the height of described trimming piece 12, thereby make desktop be folded in the front portion and the described link 3 down of described handrail section 20 more tightly.
When will be when described desktop takes off with described children's chair desk, can directly press described operating handle 9, with described locking mechanism release, thereby described link 3 is down changeed downwards, it is bigger to make that the front portion of described handrail section 20 and the angle between the described down link 3 transfer to, thereby just described children's chair desk can be taken off from described desktop.
As mentioned above, we are illustrated according to aim of the present utility model fully, but the utility model is not limited to the foregoing description and implementation method.The practitioner of correlative technology field can carry out different variations and enforcement in the scope of technological thought permission of the present utility model.
Claims (10)
1. children's chair desk, comprise that left and right sides portion is provided with the seat frame of link (1) (2) respectively, be arranged at the following link (3) of the left and right sides portion of described seat frame (2), the rear portion of described seat frame (2) is provided with seat mechanism, the rearward end of the described link (3) down of every side is connected by first rotating shaft (7) rotatedly with the described link (1) of going up, be provided with locking mechanism between the described last link (1) of every side and the described following link (3), it is characterized in that: described locking mechanism comprises a plurality of first unidirectional tooth (4) that is arranged on the described link (3) down, control piece (6) with the second unidirectional tooth (5) that can be meshed with the described first unidirectional tooth (4), described control piece (6) is arranged at described going up on the link (1) versatilely, described locking mechanism has latched position and unlocked position, when described locking mechanism is positioned under the latched position, the described first unidirectional tooth (4) is meshed with the described second unidirectional tooth (5), the leading section of described down link (3) only can rotate relative to described seat frame (2) towards the direction of the leading section of described seat frame (2), when described locking mechanism is positioned under the unlocked position, the described first unidirectional tooth (4) is separated with the described second unidirectional tooth (5).
2. children's chair desk according to claim 1 is characterized in that: described control piece (6) is connected with the described sidepiece away from described seat frame (2) of going up link (1) rotatedly by second rotating shaft (8).
3. children's chair desk according to claim 2, it is characterized in that: the rearward end of described control piece (6) extends back from the place of being rotationally connected of described second rotating shaft (8) and forms operating handle (9), and the described second unidirectional tooth (5) is positioned at the leading section of described control piece (6).
4. children's chair desk according to claim 2 is characterized in that: described control piece (6) and the described position-limit mechanism that is provided with the rotational angle of the described control piece of restriction (6) between the link (1) of going up.
5. children's chair desk according to claim 1, it is characterized in that: described position-limit mechanism comprises and is opened in described control piece (6) and describedly goes up spacing elongated slot (10) on link (1) among both, be arranged at the spacing preiection (11) among both another that described spacing preiection (11) is inserted in the described spacing elongated slot (10).
6. children's chair desk according to claim 1 is characterized in that: described control piece (6) and described upward being provided with between the link (1) make described locking mechanism stably be positioned at the elastic component (12) under the latched position.
7. children's chair desk according to claim 1 is characterized in that: a plurality of described first unidirectional teeth (4) are that the circumferencial direction in the center of circle distributes along the axle center with described first rotating shaft (7).
8. children's chair desk according to claim 1, it is characterized in that: also be provided with trimming piece (13) on the link (3) under described, described trimming piece (13) is positioned at described link (3) down and described going up between the link (1), and be fixed with an end of screw rod (14) on the described trimming piece (13), described screw rod (14) is threaded mutually with described link (3) down, and the other end of described screw rod (14) is fixed with to be regulated (15).
9. children's chair desk according to claim 1, it is characterized in that: the described leading section of link (3) down is connected with balance element (17) rotatedly by the 3rd rotating shaft (16), and described balance element (17) has first (18) can matching with the lower surface of desktop.
10. children's chair desk according to claim 1, it is characterized in that: described seat frame (2) comprises seat linkage section (19), two the handrail sections (20) that extend to form forward respectively by the both ends of described seat linkage section (19), described seat mechanism is arranged on the described seat linkage section (19), the described link (1) of going up can be set on the described handrail section (20) versatilely, described children's chair desk has use location and stowed position, when described children's chair desk is under the use location, the described down link (3) of every side be positioned at corresponding described handrail section (20) under, when described children's chair desk is under the stowed position, the described link (3) down of both sides can close between the described handrail section (20) of both sides, and described the going up between link (1) and the described handrail section (20) of every side is provided with the position detent mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202426063U CN201743329U (en) | 2010-06-29 | 2010-06-29 | Chair desk for children |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202426063U CN201743329U (en) | 2010-06-29 | 2010-06-29 | Chair desk for children |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201743329U true CN201743329U (en) | 2011-02-16 |
Family
ID=43578006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202426063U Expired - Fee Related CN201743329U (en) | 2010-06-29 | 2010-06-29 | Chair desk for children |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201743329U (en) |
-
2010
- 2010-06-29 CN CN2010202426063U patent/CN201743329U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110216 Termination date: 20190629 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |