CN204236529U - Folding joint and children trolley - Google Patents
Folding joint and children trolley Download PDFInfo
- Publication number
- CN204236529U CN204236529U CN201420645983.XU CN201420645983U CN204236529U CN 204236529 U CN204236529 U CN 204236529U CN 201420645983 U CN201420645983 U CN 201420645983U CN 204236529 U CN204236529 U CN 204236529U
- Authority
- CN
- China
- Prior art keywords
- dwang
- guide part
- moving member
- folding joint
- pedestal bar
- 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.)
- Withdrawn - After Issue
Links
Abstract
The utility model discloses a kind of folding joint and children trolley, pedestal bar, first dwang, second dwang, folding joint also comprises pedestal bar, first dwang, the lockout mechanism that second dwang three locks mutually, two parts in three parts are rotationally connected, first dwang is provided with the first guide part, second dwang is provided with the second guide part, folding joint also comprises connecting rod and the moving member being arranged on connecting rod one end, moving member is inserted in the first guide part and the second guide part respectively, after lockout mechanism unlocks, second dwang opposite base bar is turned folding, moving member moves in the second guide part, thus make moving member be that radius does circle to movement with connecting rod, thus drive moving member to move in the first guide part, thus the first dwang opposite base bar is turned folding.
Description
Technical field
the utility model relates to a kind of folding joint that can fold and the children trolley with this folding joint.
Background technology
in prior art, if notification number is CN1673003, name is called disclosed in the dedicated file of children trolley, stroller frame comprises front-wheel support, rear wheel support, handle, this front-wheel support, namely rear wheel support and handle form folding joint, the rearward end of front-wheel support and the leading section of rear wheel support are rotated by a rotating shaft and are connected, the leading section of rear wheel support is also rotated by another rotating shaft with the leading section of handle and is connected, the rearward end of front-wheel support is fixed with first tooth with multiple tooth, the leading section of handle is fixed with second tooth with multiple tooth, first tooth is meshed with the second tooth.Stroller frame is launched or when folding, the second tooth on handle can drive the first tooth on front-wheel support to rotate, and makes front-wheel support follow handle and completes expansion or folding.
Summary of the invention
the purpose of this utility model is to provide a kind of folding joint.
for achieving the above object, the technical solution adopted in the utility model is: a kind of folding joint with expanded position and folding position, comprise pedestal bar, the first dwang that opposite base bar rotates and the second dwang, one end of described pedestal bar, two parts in one end of described first dwang and three, the end parts of described second dwang are rotationally connected, at least one in 3rd parts and two parts is rotationally connected, the first described dwang is provided with the first guide part, the second described dwang is provided with the second guide part, described folding joint also comprises the connecting rod be rotatably connected on pedestal bar and the moving member being arranged on described connecting rod one end, described moving member respectively with described first guide part, the second described guide part is slidingly fitted, described folding joint is in the process launched or fold, described moving member moves relative to described first guide part and described second guide part, described connecting rod rotates relative to described pedestal bar, make described pedestal bar, rotation between described first dwang and described second dwang three parts.
preferably, described pedestal bar is relative to described first dwang or the fulcrum of described second dwang, the fulcrum of described connecting rod relative to described pedestal bar, the center-point of described moving member, and three forms leg-of-mutton three summits.
preferably, one end of described first guide part is gradually short to the distance gradual change between the other end and the center of turn of described first dwang, and described first guide part departs from the radial direction of the center of turn place of the first described dwang circle, one end of described second guide part is gradually short to the distance gradual change between the other end and the center of turn of described second dwang, and described second guide part departs from the radial direction of the center of turn place of the second described dwang circle, under described folding joint is in expanded position, described moving member lays respectively at one end of the first described guide part and one end of the second described guide part, under described folding joint is in folding position, described moving member lays respectively at the other end of the first described guide part and the other end of the second described guide part.
folding joint according to claim, is characterized in that: described first guide part, described second guide part are curved respectively.
preferably, described first guide part, described second guide part are respectively guide groove, and described moving member is inserted in these two guide grooves.
preferably, described first guide part, described second guide part are respectively fin, and the both ends of described moving member have groove respectively, and each described groove is slidingly fitted with corresponding two fins respectively, and described moving member rotates with described connecting rod and is connected.
preferably, an end of described pedestal bar, an end of the first described dwang are connected by the first rotating shaft phase pivot with an end of the second described dwang.
a kind of children trolley including above-mentioned folding joint, described children trolley also comprises the front component of the other end being arranged at the first described dwang, is arranged at the wheel assembly of the other end of described pedestal bar, and the other end of the second described dwang is provided with pushing hands handle.
because technique scheme is used, the utility model compared with prior art has following advantages:
after lockout mechanism unlocks, second dwang opposite base bar is turned folding, moving member moves in the second guide part, thus make moving member be that radius does circle to movement with connecting rod, thus drive moving member to move in the first guide part, thus the first dwang opposite base bar is turned folding, namely the first dwang, pedestal bar and the second dwang rotate and draw close.
Accompanying drawing explanation
accompanying drawing 1 is the front view (stroller frame be in expanded position under) of stroller frame of the present invention;
accompanying drawing 2 is the front view (stroller frame be in folding position under) of stroller frame of the present invention;
accompanying drawing 3 is folding joint decomposing schematic representation of the present invention;
accompanying drawing 4 is the motion schematic diagram (folding joint be in expanded position under) of folding joint of the present invention;
accompanying drawing 5 is the motion schematic diagram (folding joint be in folding position under) of folding joint of the present invention;
accompanying drawing 6 is the folding joint decomposing schematic representation of embodiment two.
in above accompanying drawing: 1, pedestal bar; 2, the first dwang; 3, the second dwang; 4, the first guide part; 5, the second guide part; 6, connecting rod; 7, moving member; 8, escape groove; 9, the first rotating shaft; 10, front component; 11, wheel assembly; 12, pushing hands handle.
Detailed description of the invention
below in conjunction with embodiment shown in the drawings, the utility model is further described:
embodiment one: shown in accompanying drawing 3-5, a kind of folding joint with expanded position and folding position, comprise pedestal bar 1, first dwang 2, second dwang 3, folding joint also comprises the lockout mechanism for being locked mutually with the second dwang 3 three by pedestal bar 1, first dwang 2, lockout mechanism is not main points of the present invention, as long as can be all applicable by what lock between the parts of two rotations.
two parts in three, the one end parts of one end of pedestal bar 1, an end of the first dwang 2 and the second dwang 3 are rotationally connected, at least one in 3rd parts and two parts is rotationally connected, namely can be rotationally connected by a turning cylinder in three parts, also can be rotationally connected by two turning cylinders.In the present embodiment, an end of pedestal bar 1, an end of the first dwang 2 are connected by the first rotating shaft 9 phase pivot with an end of the second dwang 3.The center of turn mentioned in following file is the axle center of the first rotating shaft 9.
first dwang 2 is provided with the first guide part 4, second dwang 3 is provided with the second guide part 5, folding joint also comprises connecting rod 6 and the moving member 7 being arranged on connecting rod 6 one end, moving member 7 is slidingly fitted with the first guide part 4, second guide part 5 respectively, folding joint is in the process launched or fold, moving member 7 along with connecting rod 6 is relative to the rotation of pedestal bar 1, makes the rotation between pedestal bar 1, first dwang 2 and the second dwang 3 three parts relative to the movement of the first guide part 4 and the second guide part 5, moving member 7.
wherein, moving member 7 is slidingly fitted with the first guide part 4, second guide part 5 respectively, can be as shown in this embodiment, and the first guide part 4, second guide part 5 is respectively guide groove, and moving member 7 is inserted in these two guide grooves.
relative to fulcrum i.e. first rotating shaft 9 point of the first dwang 2 or the second dwang 3, connecting rod 6 relatively and the fulcrum of pedestal bar 1, the center-point of moving member 7, three forms leg-of-mutton three summits to pedestal bar 1.
one end of first guide part 4 is gradually short to the distance gradual change between the other end and the center of turn of the first dwang 2, and the first guide part 4 departs from the radial direction of the center of turn place of the first dwang 2 circle, one end of second guide part 5 is gradually short to the distance gradual change between the other end and the center of turn of the second dwang 3, and the second guide part 5 departs from the radial direction of the center of turn place of the second dwang 2 circle, under folding joint is in expanded position, moving member 7 lays respectively at one end of the first guide part 4 and one end of the second guide part 5, under folding joint is in folding position, moving member 7 lays respectively at the other end of the first guide part 4 and the other end of the second guide part 5.
first guide part 4, second guide part 5 is curved respectively.
operation instructions: as shown in accompanying drawing 4, accompanying drawing 5, in the process that folding joint is changed to folding position at expanded position, second dwang 3 rotates to pedestal bar 1 and draws close, moving member 7 shifts to the other end by one end of the second guide part 5, connecting rod 6 fulcrum that is relative and pedestal bar 1 rotates clockwise, make moving member 7 also shift to the other end by one end of the first guide part 4, to pedestal bar 1 rotate synchronous with the second dwang 3 of the first dwang 2 is drawn close; In the process that folding joint is changed to expanded position in folding position, second dwang 3 to pedestal bar 1 rotate away from, moving member 7 shifts to one end by the other end of the second guide part 5, connecting rod 6 fulcrum that is relative and pedestal bar 1 rotates counterclockwise, make moving member 7 also shift to one end by the other end of the first guide part 4, obtain the first dwang 2 synchronous with the second dwang 3 to pedestal bar 1 rotate away from.
above-mentioned folding joint can apply on children trolley, as shown in Figure 1-2, children trolley also comprises the front-wheel support be made up of the first dwang 2, the front component 10 being arranged at front-wheel support, the rear wheel support be made up of pedestal bar 1, be arranged at the wheel assembly 11 of rear wheel support, the pushing hands be made up of the second dwang 3 is 12.Certainly, described front-wheel support also can be made up of the second dwang 3, and rear wheel support is made up of pedestal bar 1, and pushing hands is being made up of the first dwang.
above folding joint can also be applied in children dinning chair, and as the first dwang 2 forms the front frame supporting seat mechanism, pedestal bar 1 forms the after poppet supporting seat mechanism, and the second dwang 3 may form the back support bar of seat mechanism.
embodiment two: shown in accompanying drawing 6, the present embodiment and embodiment are substantially identical, difference is, first guide part 4, second guide part 5 is respectively fin, the both ends of moving member 7 have groove respectively, each groove is slidingly fitted with corresponding fin respectively, and moving member 7 rotates with connecting rod 6 and is connected.
above-described embodiment, only for technical conceive of the present utility model and feature are described, its object is to person skilled in the art can be understood content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences done according to the utility model Spirit Essence change or modify, and all should be encompassed within protection domain of the present utility model.
Claims (8)
1. one kind has the folding joint of expanded position and folding position, comprise pedestal bar (1), the first dwang (2) that opposite base bar rotates and the second dwang (3), it is characterized in that: an end of described pedestal bar (1), two parts in one end of described first dwang (2) and three, the end parts of described second dwang (3) are rotationally connected, at least one in 3rd parts and two parts is rotationally connected, described the first dwang (2) is provided with the first guide part (4), described the second dwang (3) is provided with the second guide part (5), described folding joint also comprises the connecting rod (6) be rotatably connected on pedestal bar and the moving member (7) being arranged on described connecting rod (6) end, described moving member (7) respectively with described first guide part (4), described the second guide part (5) is slidingly fitted, described folding joint is in the process launched or fold, described moving member (7) moves relative to described first guide part (4) and described second guide part (5), described connecting rod (6) rotates relative to described pedestal bar (1), make described pedestal bar (1), rotation between described first dwang (2) and described second dwang (3) three parts.
2. folding joint according to claim 1, it is characterized in that: described pedestal bar (1) is relative to described first dwang (2) or the fulcrum of described second dwang (3), the fulcrum of described connecting rod (6) relative to described pedestal bar (1), the center-point of described moving member (7), and three forms leg-of-mutton three summits.
3. folding joint according to claim 1, it is characterized in that: one end of described first guide part (4) is gradually short to the distance gradual change between the other end and the center of turn of described first dwang (2), and described first guide part (4) is departed from the radial direction of the center of turn place of described the first dwang (2) circle, one end of described second guide part (5) is gradually short to the distance gradual change between the other end and the center of turn of described second dwang (3), and described second guide part (5) is departed from the radial direction of the center of turn place of described the second dwang (2) circle, under described folding joint is in expanded position, described moving member (7) lays respectively at one end of described the first guide part (4) and one end of described the second guide part (5), under described folding joint is in folding position, described moving member (7) lays respectively at the other end of described the first guide part (4) and the other end of described the second guide part (5).
4. folding joint according to claim 1, is characterized in that: described first guide part (4), described second guide part (5) are distinguished curved.
5. folding joint according to claim 1, is characterized in that: described first guide part (4), described second guide part (5) are respectively guide groove, and described moving member (7) is inserted in these two guide grooves.
6. folding joint according to claim 1, it is characterized in that: described first guide part (4), described second guide part (5) are respectively fin, the both ends of described moving member (7) have groove respectively, each described groove is slidingly fitted with corresponding fin respectively, and described moving member (7) rotates with described connecting rod (6) and is connected.
7. folding joint according to claim 1, is characterized in that: an end of described pedestal bar (1), an end of described the first dwang (2) are connected by the first rotating shaft (9) phase pivot with an end of described the second dwang (3).
8. one kind includes the children trolley of the described folding joint of any one of claim 1-7, it is characterized in that: described children trolley also comprises the front component (10) of the other end being arranged at described the first dwang (2), is arranged at the wheel assembly (11) of the other end of described pedestal bar (1), the other end of described the second dwang (3) is provided with pushing hands (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420645983.XU CN204236529U (en) | 2014-06-20 | 2014-10-31 | Folding joint and children trolley |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420335091 | 2014-06-20 | ||
| CN201420335091X | 2014-06-20 | ||
| CN201420645983.XU CN204236529U (en) | 2014-06-20 | 2014-10-31 | Folding joint and children trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204236529U true CN204236529U (en) | 2015-04-01 |
Family
ID=52639071
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420645983.XU Withdrawn - After Issue CN204236529U (en) | 2014-06-20 | 2014-10-31 | Folding joint and children trolley |
| CN201410605829.4A Active CN104401378B (en) | 2014-06-20 | 2014-10-31 | Folding joint and children trolley |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410605829.4A Active CN104401378B (en) | 2014-06-20 | 2014-10-31 | Folding joint and children trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN204236529U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104401378A (en) * | 2014-06-20 | 2015-03-11 | 好孩子儿童用品有限公司 | Foldable joint and child stroller |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104986209B (en) * | 2015-08-05 | 2018-07-06 | 苏州逗乐儿童用品有限公司 | Fold release joint and children trolley |
| CN107215379A (en) * | 2017-06-13 | 2017-09-29 | 罗永禾 | A kind of link receives folded perambulator |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2243920A1 (en) * | 1997-07-28 | 1999-01-28 | Philip A. Baechler | Baby stroller |
| US9216755B2 (en) * | 2012-03-30 | 2015-12-22 | Kolcraft Enterprises, Inc. | Foldable strollers |
| CN202935408U (en) * | 2012-07-20 | 2013-05-15 | 曾培安 | Connecting device of foldable stroller and stroller using same |
| CN203211359U (en) * | 2013-02-06 | 2013-09-25 | 广东乐美达集团有限公司 | Novel foldable stroller |
| CN203623759U (en) * | 2013-12-13 | 2014-06-04 | 昆山威凯儿童用品有限公司 | Foldable joint structure of bassinet |
| CN203864753U (en) * | 2014-05-20 | 2014-10-08 | 昆山威凯儿童用品有限公司 | Framework joint structure of stroller |
| CN204236529U (en) * | 2014-06-20 | 2015-04-01 | 好孩子儿童用品有限公司 | Folding joint and children trolley |
-
2014
- 2014-10-31 CN CN201420645983.XU patent/CN204236529U/en not_active Withdrawn - After Issue
- 2014-10-31 CN CN201410605829.4A patent/CN104401378B/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104401378A (en) * | 2014-06-20 | 2015-03-11 | 好孩子儿童用品有限公司 | Foldable joint and child stroller |
| CN104401378B (en) * | 2014-06-20 | 2017-09-05 | 好孩子儿童用品有限公司 | Folding joint and children trolley |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104401378B (en) | 2017-09-05 |
| CN104401378A (en) | 2015-03-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150401 Effective date of abandoning: 20170905 |
|
| AV01 | Patent right actively abandoned |