CN201743327U - Rotary joint of children product and children chair desk provided with rotary joint - Google Patents
Rotary joint of children product and children chair desk provided with rotary joint Download PDFInfo
- Publication number
- CN201743327U CN201743327U CN2010202425906U CN201020242590U CN201743327U CN 201743327 U CN201743327 U CN 201743327U CN 2010202425906 U CN2010202425906 U CN 2010202425906U CN 201020242590 U CN201020242590 U CN 201020242590U CN 201743327 U CN201743327 U CN 201743327U
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- China
- Prior art keywords
- rod member
- locking mechanism
- unidirectional tooth
- children
- chute
- 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
- 230000007246 mechanism Effects 0.000 claims abstract description 57
- 238000009966 trimming Methods 0.000 claims description 11
- 230000001276 controlling effect Effects 0.000 claims description 6
- 230000008520 organization Effects 0.000 claims description 6
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 3
- 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
- 230000008901 benefit Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Images
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
- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
The utility model discloses a rotary joint of children product and a children chair desk provided with the rotary joint. The rotary joint includes a first rod member, a second rod member rotatably connected with the first rod member, and a locking mechanism; the locking mechanism includes a sliding gear block which can be only arranged on the second rod member in a sliding way and a first one-way gear arranged on the first rod member and on an end surface vertical to the axis of a first rotating shaft; the end surface of the sliding gear block opposite to the first one-way gear is provided with a second one-way gear; the direction of the first one-way gear is opposite to the direction of the second one-way gear; the locking mechanism also includes an elastic piece, and a controlling mechanism used for controlling the locking mechanism to convert from a locking position to an unlocking position. When the locking mechanism is arranged under the locking position, the first rod member only can rotate to one direction by surrounding the second rod member, which is convenient for a user to adjust; and when the locking mechanism is under the unlocking position, the first rod member can rotate to two opposite directions by surrounding the second rod member.
Description
Technical field
Children's chair desk that the utility model relates to a kind of cradle head of articles for children and has this cradle head.
Background technology
The cradle head of a kind of articles for children of the prior art, comprise first rod member, second rod member that rotates and be connected by first rotating shaft with described first rod member, be arranged at the locking mechanism between described first rod member and described second rod member, described locking mechanism comprises first locked groove that is opened on described first rod member, be opened in second locked groove on described second rod member and 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, and operation is inconvenient.
The utility model content
Children's chair desk that the technical problems to be solved in the utility model provides a kind of cradle head of articles for children and has this cradle head.
In order to solve the cradle head technical problem of above-mentioned articles for children, a kind of technical scheme that the utility model adopts is: a kind of cradle head of articles for children, comprise first rod member, second rod member that rotates and be connected by first rotating shaft with described first rod member, be arranged at the locking mechanism between described first rod member and described second rod member, described locking mechanism comprises the slide teeth piece that only can be slidingly arranged in along the direction of axis line of described first rotating shaft on described second rod member, be arranged at the first unidirectional tooth on the perpendicular end face of axial line on described first rod member with described first rotating shaft, described slide teeth piece with the described first unidirectional tooth opposing end faces on have the second unidirectional tooth, the direction of the described first unidirectional tooth is opposite with the direction of the described second unidirectional tooth, described locking mechanism has latched position and unlocked position, when described locking mechanism is under the latched position, the described first unidirectional tooth is meshed with the described second unidirectional tooth, when described locking mechanism is in the unlocked position down, the described first unidirectional tooth and the described second unidirectional tooth are separated, and described locking mechanism also comprises can make described locking mechanism stably be in the elastic component under the latched position, be used to control described locking mechanism is converted to unlocked position by latched position controlling organization.
In some embodiments, offer first chute on described first rod member, offer second chute relative with described first chute on described second rod member, the described first unidirectional tooth is positioned at described first chute.
In some further embodiment, the center line of the center line of described first chute, described second chute and described slide teeth piece center line coincide.
In some another further embodiment, described slide teeth piece is positioned at described second chute.
In some embodiments, described elastic component is arranged between second rod member and the described slide teeth piece.
In some embodiments, described controlling organization comprises along the axial line of described first rotating shaft and is slidingly arranged in button on described first rod member, when described locking mechanism is in the unlocked position down, the end face with second unidirectional tooth of described button and described slide teeth piece is inconsistent.
In some embodiments, described first rotating shaft parallels with horizontal plane.
In order to solve the technical problem of above-mentioned children's chair desk, a kind of technical scheme that the utility model adopts is: a kind of children's chair desk comprises above any described cradle head of technical scheme.When described locking mechanism is under the latched position, also can regulate cradle head angle, and i.e. locking after adjusting, the operator uses more convenient.
In some embodiments, described children's chair desk comprises seat frame, lay respectively at two groups of described cradle heads of both sides, described seat frame is provided with seat mechanism, the both ends of described seat frame are connected with the rearward end of corresponding described second rod member respectively, described first rod member is positioned at the below of described second rod member, the described first unidirectional tooth for be under the latched position when described locking mechanism allow described first rod member and described second rod member leading section mutually near but forbid both away from the first unidirectional tooth, the described second unidirectional tooth for be in when described locking mechanism described first rod member of permission under the latched position close mutually with the leading section of described second rod member but forbid both away from the second unidirectional tooth.
In some further embodiment, also be provided with trimming piece on described first rod member, described trimming piece is positioned at the top of described first rod member, and the bottom of described trimming piece is fixed with the upper end of screw rod, described screw rod is threaded mutually with described first rod member, the axial line of described screw rod extends along above-below direction, and the bottom of described screw rod is fixed with regulates handle.
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.(technical scheme that forms but the technical characterictic that is not limited to have similar functions is replaced mutually etc. disclosed among for example above-mentioned feature and the application.
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, has the first unidirectional tooth on first rod member, has the second unidirectional tooth on the slide teeth piece, when locking mechanism is positioned under the latched position, the first unidirectional tooth is meshed with the second unidirectional tooth, and first rod member only can rotate towards a direction around second rod member, it is restricted rotating towards Return-ing direction, is convenient to the user and regulates; When locking mechanism is positioned under the unlocked position, first rod member can rotate towards two rightabouts around second rod member, and is easy to operate.
Description of drawings
Accompanying drawing 1 is the stereogram of children's chair desk;
Accompanying drawing 2 is the vertical view of children's chair desk;
Accompanying drawing 3 is the exploded view of children's chair desk;
Accompanying drawing 4 is the front view of children's chair desk;
Accompanying drawing 5 is the A-A direction cutaway view (locking mechanism is positioned under the latched position) of accompanying drawing 4;
Wherein: 1, first rod member; 2, first rotating shaft; 3, second rod member; 4, first chute; 5, second chute; 6, slide teeth piece; 7, the first unidirectional tooth; 8, the second unidirectional tooth; 9, elastic component; 10, button; 11, seat frame; 12, trimming piece; 13, screw rod; 14, regulate handle.
The specific embodiment
A kind of cradle head of articles for children, this cradle head can be the cradle heads for the leg rest frame place of children trolley, are used to regulate the gear of step; This cradle head can be the cradle head of the preceding arm rest of children trolley, the gear of handrail before being used to regulate; Can also be the cradle head at the leg rest frame place of child's tricycle, be used to regulate the gear of leg rest frame.
Shown in accompanying drawing 3, accompanying drawing 5, accompanying drawing 6, cradle head, comprise first rod member 1, with described first rod member 1 by first rotating shaft 2 rotate second rod member 3 that is connected, be arranged at the locking mechanism between described first rod member 1 and described second rod member 3.Described locking mechanism comprises first chute 4 that is opened on described first rod member 1, be opened on described second rod member 3 and with the second relative chute 5 of described first chute 4, only can be slidingly arranged in the slide teeth piece 6 in described second chute 5 along the direction of axis line of described first rotating shaft 2, has the first unidirectional tooth 7 on the perpendicular end face of the axial line that is positioned at described first chute 4 of described first rod member 1 with described first rotating shaft 2, described slide teeth piece 6 with described first unidirectional tooth 7 opposing end faces on have the second unidirectional tooth 8, the direction of the described first unidirectional tooth 7 is opposite with the direction of the described second unidirectional tooth 8, described locking mechanism has latched position and unlocked position, when described locking mechanism is under the latched position, the described first unidirectional tooth 7 is meshed with the described second unidirectional tooth 8, at this moment, first rod member 1 can rotate around a direction relative to second rod member 2, when described locking mechanism is in the unlocked position down, the described first unidirectional tooth 7 is separated with the described second unidirectional tooth 8, at this moment, first rod member 1 can rotate around both direction relative to second rod member 2.Described locking mechanism also comprises can make described locking mechanism stably be in elastic component 9 under the latched position, be used to control described locking mechanism is converted to unlocked position by latched position controlling organization.
The center line of the center line of described first chute 4, described second chute 5 and described slide teeth piece 6 center lines coincide.Also can be, have only to have first chute 4 on first rod member 1, and do not have second chute 5 on second rod member 3, perhaps can also be to have only and have second chute 5 on second rod member 3, and do not have first chute 4 on first rod member 1.
Described elastic component 9 is arranged between second rod member 3 and the described slide teeth piece 6, and described elastic component 9 is positioned at described second chute 5.
Described controlling organization comprises along the axial line of described first rotating shaft 2 and is slidingly arranged in button 10 on described first rod member 1, when described locking mechanism is in the unlocked position down, described button 10 is inconsistent with the end face with second unidirectional tooth 8 of described slide teeth piece 6.
When locking mechanism is under the latched position, the elastic force that overcomes described elastic component 9 is pressed described button 10, can make described slide teeth piece 6 slide, thereby the first unidirectional tooth 7 is separated with the described second unidirectional tooth 8, described nearly locking mechanism is converted to unlocked position by latched position.Offer perforation on described first rod member 1, it is inconsistent that the part of described button 10 is passed the end face of the described perforation and the described second unidirectional tooth 8.
Described first rotating shaft 2 parallels with horizontal plane.
Shown in each accompanying drawing, be example with children's chair desk with above-described cradle head.
Described children's chair desk, comprise seat frame 11, lay respectively at two groups of described cradle heads of both sides, described seat frame 11 is provided with seat mechanism, the both ends of described seat frame 11 are connected with the rearward end of corresponding described second rod member 3 respectively, and described first rod member 1 of every side is positioned at the below of described second rod member 3.The described first unidirectional tooth 7 for be in when described locking mechanism allow described first rod member 1 and described second rod member 3 under the latched position leading section mutually near but forbid both away from the first unidirectional tooth 7, the described second unidirectional tooth 8 for be in when described locking mechanism described first rod member 1 of permission under the latched position close mutually with the leading section of described second rod member 3 but forbid both away from the second unidirectional tooth 8.
Also be provided with trimming piece 12 on described first rod member 1, described trimming piece 12 is positioned at the top of described first rod member 1, and the bottom of described trimming piece 12 is fixed with the upper end of screw rod 13, described screw rod 13 is threaded mutually with described first rod member 1, the axial line of described screw rod 13 extends along above-below direction, and the bottom of described screw rod 13 is fixed with to be regulated 14.
Operating process, desktop folder is located between the front portion of described first rod member 1 and described second rod member 3, at this moment, if described first rod member 1 is bigger with the angle of described second rod member 3, can not be with the desktop clamping, when described locking mechanism is under the latched position, also can upwards rotate described first rod member 1, thereby described desktop is clamped.And this moment, if desktop some pine still between described first rod member 1 and described second rod member 3, 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 14 this moment, further regulate the height of described trimming piece 12, thereby make desktop be folded in more tightly between described first rod member 1 and described second rod member 3.
When will be when described desktop takes off with described children's chair desk, can directly press described button 10, with described locking mechanism release, thereby described first rod member 1 is changeed downwards, it is bigger to make that angle between described first rod member 1 and described second rod member 3 transfers 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. the cradle head of articles for children, comprise first rod member (1), second rod member (3) that rotates and be connected by first rotating shaft (2) with described first rod member (1), be arranged at the locking mechanism between described first rod member (1) and described second rod member (3), it is characterized in that: described locking mechanism comprises the slide teeth piece (6) that only can be slidingly arranged in along the direction of axis line of described first rotating shaft (2) on described second rod member (3), be arranged at the first unidirectional tooth (7) on the perpendicular end face of axial line on described first rod member (1) with described first rotating shaft (2), described slide teeth piece (6) with described first unidirectional tooth (7) opposing end faces on have the second unidirectional tooth (8), the direction of the described first unidirectional tooth (7) is opposite with the direction of the described second unidirectional tooth (8), described locking mechanism has latched position and unlocked position, when described locking mechanism is under the latched position, the described first unidirectional tooth (7) is meshed with the described second unidirectional tooth (8), when described locking mechanism is in the unlocked position down, the described first unidirectional tooth (7) is separated with the described second unidirectional tooth (8), and described locking mechanism also comprises can make described locking mechanism stably be in the elastic component (9) under the latched position, be used to control described locking mechanism is converted to unlocked position by latched position controlling organization.
2. the cradle head of articles for children according to claim 1, it is characterized in that: offer first chute (4) on described first rod member (1), offer second chute (5) relative with described first chute (4) on described second rod member (3), the described first unidirectional tooth (7) is positioned at described first chute (4).
3. the cradle head of articles for children according to claim 2, it is characterized in that: the center line of the center line of described first chute (4), described second chute (5) and described slide teeth piece (6) center line coincide.
4. the cradle head of articles for children according to claim 2, it is characterized in that: described slide teeth piece (6) is positioned at described second chute (5).
5. the cradle head of articles for children according to claim 1, it is characterized in that: described elastic component (9) is arranged between second rod member (3) and the described slide teeth piece (6).
6. the cradle head of articles for children according to claim 1, it is characterized in that: described controlling organization comprises along the axial line of described first rotating shaft (2) and is slidingly arranged in button (10) on described first rod member (1), when described locking mechanism is in the unlocked position down, described button (10) is inconsistent with the end face with second unidirectional tooth (8) of described slide teeth piece (6).
7. the cradle head of articles for children according to claim 1, it is characterized in that: described first rotating shaft (2) parallels with horizontal plane.
8. children's chair desk, it is characterized in that: described chair desk comprises above any described cradle head of claim.
9. children's chair desk according to claim 8, it is characterized in that: described children's chair desk comprises seat frame (11), lay respectively at two groups of described cradle heads of both sides, described seat frame (11) is provided with seat mechanism, the both ends of described seat frame (11) are connected with the rearward end of corresponding described second rod member (3) respectively, described first rod member (1) is positioned at the below of described second rod member (3), the described first unidirectional tooth (7) for be under the latched position when described locking mechanism allow described first rod member (1) and described second rod member (3) leading section mutually near but forbid both away from the first unidirectional tooth (7), the described second unidirectional tooth (8) for be in when described locking mechanism described first rod member of permission (1) under the latched position close mutually with the leading section of described second rod member (3) but forbid both away from the second unidirectional tooth (8).
10. children's chair desk according to claim 9, it is characterized in that: also be provided with trimming piece (12) on described first rod member (1), described trimming piece (12) is positioned at the top of described first rod member (1), and the bottom of described trimming piece (12) is fixed with the upper end of screw rod (13), described screw rod (13) is threaded mutually with described first rod member (1), the axial line of described screw rod (13) extends along above-below direction, and the bottom of described screw rod (13) is fixed with to be regulated (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202425906U CN201743327U (en) | 2010-06-29 | 2010-06-29 | Rotary joint of children product and children chair desk provided with rotary joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202425906U CN201743327U (en) | 2010-06-29 | 2010-06-29 | Rotary joint of children product and children chair desk provided with rotary joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201743327U true CN201743327U (en) | 2011-02-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202425906U Expired - Fee Related CN201743327U (en) | 2010-06-29 | 2010-06-29 | Rotary joint of children product and children chair desk provided with rotary joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201743327U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103251248A (en) * | 2012-02-16 | 2013-08-21 | 明门香港股份有限公司 | Infant supporting device |
| WO2021136003A1 (en) * | 2019-12-30 | 2021-07-08 | 北京术锐技术有限公司 | Torque balance device, self-balancing joint, and surgical robot |
| CN114945449A (en) * | 2019-12-30 | 2022-08-26 | 北京术锐技术有限公司 | Torque balancing device, self-balancing joint and surgical robot |
-
2010
- 2010-06-29 CN CN2010202425906U patent/CN201743327U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103251248A (en) * | 2012-02-16 | 2013-08-21 | 明门香港股份有限公司 | Infant supporting device |
| CN103251248B (en) * | 2012-02-16 | 2015-12-09 | 明门香港股份有限公司 | child carrier |
| WO2021136003A1 (en) * | 2019-12-30 | 2021-07-08 | 北京术锐技术有限公司 | Torque balance device, self-balancing joint, and surgical robot |
| CN114945449A (en) * | 2019-12-30 | 2022-08-26 | 北京术锐技术有限公司 | Torque balancing device, self-balancing joint and surgical robot |
| CN114945449B (en) * | 2019-12-30 | 2023-12-05 | 北京术锐机器人股份有限公司 | Torque balancing device, self-balancing joint, and surgical robot |
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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 |
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| CF01 | Termination of patent right due to non-payment of annual fee |