CN104691596A - Folding releasing joint and children stroller - Google Patents
Folding releasing joint and children stroller Download PDFInfo
- Publication number
- CN104691596A CN104691596A CN201510075423.4A CN201510075423A CN104691596A CN 104691596 A CN104691596 A CN 104691596A CN 201510075423 A CN201510075423 A CN 201510075423A CN 104691596 A CN104691596 A CN 104691596A
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- substrate
- boomerang
- axle part
- intermediate plate
- folding
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Abstract
The invention relates to a folding releasing joint and a children stroller. The folding releasing joint comprises a rotating shaft, a first baseplate, a middle plate, a second baseplate, and a connecting bar, wherein rotating shaft holes allowing a rotating shaft to penetrate are formed in the first baseplate, the middle plate and the second baseplate; a long hole extending in the radial direction of the rotating shaft hole is formed in the first baseplate; an open slot is formed in the middle plate; an arc-shaped groove is formed in the second baseplate; the semidiameters of the arc-shaped groove are diminished in sequence in the folding direction of the folding releasing joint by adopting the rotating shaft hole as a center; the first baseplate and the second baseplate are arranged on the two sides of the middle plate respectively; the two sides of the connecting bar protrude and extend respectively to form a first shaft part inserted into the long hole in the first baseplate and a second shaft part inserted into the arc-shaped groove in the second baseplate; the first shaft part and the second shaft part can move in the long hole and the arc-shaped groove respectively; a clamping block is arranged at the bottom far away from the first shaft part and near the second shaft part of the connecting bar; the outer edge surface of the clamping block is an arc-shaped surface; the clamping block is clamped in the open slot.
Description
Technical field
The present invention relates to a kind of folding release joint and children trolley.
Background technology
In prior art, children trolley comprises stroller frame, front component, wheel assembly, stroller frame comprises front-wheel support, rear wheel support and handle, the front lower place of front vehicle wheel support arranges front truck gear member, the back lower place of rear wheel frame arranges wheel assembly, usually between front-wheel support and rear wheel support, must pipe link be set, the leading section of pipe link rotates with front-wheel support and is connected, the rearward end of pipe link rotates with rear wheel support and is connected, launch with when folding at trolley rack, pipe link drives front-wheel support or rear wheel support to enter folded state, but because the rod member of this kind of vehicle frame is more, the set-up time of rod member is longer, cost of manufacture is higher, in addition folding or sometimes stuck phenomenon can occur when opening, and folding or required for expansion power is larger.
Because above-mentioned defect, the design people, actively in addition research and innovation, to founding a kind of folding release joint and children trolley of new structure, make it have more value in industry.
Summary of the invention
The object of this invention is to provide a kind of folding release joint, it is when expansion or folding, easy to operate, and required power is less, and there will not be stuck phenomenon.
In order to achieve the above object, the technical solution adopted in the present invention is as follows: a kind of folding release joint, comprise rotating shaft, the first substrate connected by rotating shaft successively, intermediate plate and second substrate, connect the pipe link of first substrate and second substrate, described first substrate, intermediate plate and second substrate offer the shaft hole passed for rotating shaft respectively, described first substrate is provided with the elongated hole that the radial direction along shaft hole extends, described intermediate plate is provided with open slot, described open slot has arc inner wall, described second substrate is provided with deep-slotted chip breaker, with described shaft hole for the center of circle, the radius of described deep-slotted chip breaker successively decreases successively along the folding direction in folding release joint, described first substrate and second substrate are separately positioned on the both sides of described intermediate plate, described pipe link is arranged between first substrate and second substrate, the both sides of described pipe link protrude out respectively and are formed with the first axle part be inserted in first substrate elongated hole and the second axle part be inserted in the deep-slotted chip breaker of described second substrate, described the first axle part and the second axle part can move respectively in elongated hole and deep-slotted chip breaker, described pipe link is near the second axle part, and the bottom of the first axle part is provided with fixture block, the outer edge surface of described fixture block is arcwall face, described fixture block is held in described open slot, the arcwall face of described fixture block coordinates with arc inner wall, and rotate relative to described arc inner wall.
Further, described pipe link is the back-shaped boomerang shape of V-shape, and described pipe link has the first boomerang arm and the second boomerang arm, and described the first axle part and the second axle part are separately positioned on the first boomerang arm and the second boomerang arm.
Further, described pipe link also have by the first boomerang arm and the second boomerang arm clamp formed in concave bottom surface, described intermediate plate has the locking convex surface supporting interior concave bottom surface.
Further, described intermediate plate comprises fan-shaped body, and described locking convex surface is the top of fan-shaped body.
Further, described fixture block is engaged on the bottom of described second boomerang arm, described fixture block has the disk portion forming arcwall face and the neck connecting disk portion and the second boomerang arm, formation first neck groove and the second neck groove are established with disk portion, the second boomerang upper-arm circumference respectively in the both sides of described neck, described intermediate plate is provided with projection, described projection can support in described first neck groove, and described projection is positioned at the inner side of described open slot.
Further, described intermediate plate is provided with warping part, described open slot formed by described warping part and fan-shaped body, and described warping part can support in described second neck groove.
Further, the sectorial area of described fan-shaped body is 1/3 of circle, and the angle of described first boomerang arm and the second boomerang arm is 115 °.
Further, described the first axle part and the second axle part are separately positioned on the head and the tail two ends of the first boomerang arm and the second boomerang arm.
Further, described first substrate and second substrate are respectively in q type.
Present invention also offers a kind of children trolley, comprise described folding release joint, the front-wheel pole be fixed on described first substrate, the push handle be fixed on described second substrate, be fixed on the rear wheel fulcrum bar on described intermediate plate and be separately positioned on the roller on described front-wheel pole and rear wheel fulcrum bar.
By such scheme, the present invention at least has the following advantages: folding release joint of the present invention is when expansion or folding, simple to operation relative to existing technologies, and required power is less, and there will not be stuck phenomenon, in addition, by adopting the folded bicycle in this folding release joint, rod member can be reduced, contribute to cost-saving, and simple to operation relative to existing technologies, launch or folding time required power less, and there will not be stuck phenomenon.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of specification sheets, coordinates accompanying drawing to be described in detail as follows below with preferred embodiment of the present invention.
Accompanying drawing explanation
Fig. 1 is the structural representation that the present invention folds the first substrate in release joint;
Fig. 2 is the structural representation that the present invention folds the second substrate in release joint;
Fig. 3 is the structural representation that the present invention folds the intermediate plate in release joint;
Fig. 4 is the structural representation that the present invention folds the pipe link in release joint;
Fig. 5 is the lateral plan of the pipe link shown in Fig. 4.
Detailed description of the invention
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples for illustration of the present invention, but are not used for limiting the scope of the invention.
See Fig. 1 to Fig. 5, one described in a preferred embodiment of the present invention folding release joint comprises rotating shaft (not shown), the first substrate 1 connected by rotating shaft successively, intermediate plate 2 and second substrate 3, the pipe link 4 being connected first substrate 1 and second substrate 3, described first substrate 1, intermediate plate 2 and second substrate 3 offers respectively the shaft hole 5 passed for rotating shaft.Described first substrate 1 and second substrate 3 are respectively in q type, wherein first substrate 1 the first extension rod 13 of there is the first rounded plate body 12 and extending to form downwards from a side of described first plate body 12, the second extension rod 33 that second substrate 3 has the second rounded plate body 32 and upwards extends to form from a side of described second plate body 32.Described first substrate 1 is provided with the elongated hole 11 that the radial direction along shaft hole 5 extends, described elongated hole 11 and shaft hole 5 are all opened on the first plate body 12.Described second substrate 3 is provided with deep-slotted chip breaker 31, and with described shaft hole 5 for the center of circle, the radius of described deep-slotted chip breaker 31 successively decreases successively along the folding direction in folding release joint, and this deep-slotted chip breaker 31 and shaft hole 5 are all opened on the second plate body 32.
Described first substrate 1 and second substrate 3 are separately positioned on the both sides of described intermediate plate 2, and described intermediate plate 2 wraps fan-shaped body 26, from the warping part 25 that described fan-shaped body 26 extends to form and the 3rd extension rod 27 that extends to form from described fan-shaped body 26 downwards.Described intermediate plate 2 is provided with open slot 21, described open slot 21 has arc inner wall 22, described open slot 21 formed with fan-shaped body 26 by described warping part 25, the sectorial area of described fan-shaped body 26 is 1/3 of circle, described fan-shaped body 26 has locking convex surface 23, and this locking convex surface 23 is the top of fan-shaped body 26.Described fan-shaped body 26 is also provided with projection 24, and this projection 24 is positioned at the inner side of described open slot 21.The symmetrical center line of the 3rd extension rod 27 and the symmetrical approximate centre line overlap of fan-shaped body 26.
Described pipe link 4 is arranged between first substrate 1 and second substrate 3, and is positioned at the side of described intermediate plate 2.The both sides of described pipe link 4 protrude out respectively and are formed with the first axle part 41 be inserted in first substrate 1 elongated hole 11 and the second axle part 42 be inserted in the deep-slotted chip breaker 31 of described second substrate 3, described the first axle part 41 and the second axle part 42 are formed by the mode of welding, and remove crator after welding.Described the first axle part 41 and the second axle part 42 can move respectively in elongated hole 11 and deep-slotted chip breaker 31, described pipe link 4 is near the second axle part 42, and the bottom of the first axle part 41 is provided with fixture block 43, the outer edge surface of described fixture block 43 is arcwall face 431, described fixture block 43 is held in described open slot 21, the arcwall face 431 of described fixture block 43 coordinates with arc inner wall 22, and rotates relative to described arc inner wall 22.Described pipe link 4 in the back-shaped boomerang shape of V-shape, described pipe link 4 have the first boomerang arm 45, second boomerang arm 46 and by the first boomerang arm 45 and the second boomerang arm 46 clamp formed in concave bottom surface 47.The angle α of the first boomerang arm 45 and the second boomerang arm 46 is 115 °, described the first axle part 41 and the second axle part 42 are separately positioned on the first boomerang arm 45 and the second boomerang arm 46, this the first axle part 41 and the second axle part 42 are separately positioned on the head and the tail two ends of the first boomerang arm 45 and the second boomerang arm 46, to increase motion folding angle.The locking convex surface 23 of described intermediate plate 2 supports interior concave bottom surface 47.Described fixture block 43 is engaged on the bottom of described second boomerang arm 46, described fixture block 43 has the disk portion 432 forming arcwall face 431 and the neck 433 connecting disk portion 432 and the second boomerang arm 46, the both sides of described neck 433 respectively with disk portion 432, second boomerang arm 46 encloses formation first neck groove 434 and the second neck groove 435, the projection 24 of described intermediate plate 2 can support in described first neck groove 434, the warping part 25 of described intermediate plate 2 can support in described second neck groove 435, fixture block 43 is encircled by this open slot 21, prevent fixture block 43 and intermediate plate 2 from departing from, ensure the stability of motion.
After above-mentioned folding release joint assembling, first extension rod 13 and the second extension rod 33 are arranged on the both sides of the 3rd extension rod 27, when expanded, relatively pull the second extension rod 33, second plate body 32 rotates along force direction around the shaft, deep-slotted chip breaker 31 rotates thereupon, the second axle part 42 moves relative in deep-slotted chip breaker 31, due to when being the center of circle with described shaft hole 5, the radius of described deep-slotted chip breaker 31 successively decreases successively along the folding expansion direction discharging joint, thus drive the second axle part 42 to move along force direction, because fixture block 43 is held in open slot 21, fixture block 43 promotes intermediate plate 2 and rotates along force direction, simultaneously, the first axle part 41 moves down in elongated hole 11, until locking convex surface 23 supports interior concave bottom surface 47, realize locking, second extension rod 33 cannot be rotated again, now, the first axle part 41 supports on the bottom surface 111 of elongated hole 11 (this bottom surface 111 is the one end near shaft hole 5), projection 24 can support in described first neck groove 434, the second axle part 42 is positioned at one end of deep-slotted chip breaker 31, now, first extension rod 13 and the second extension rod 33 are point-blank, when folding, promote the second extension rod 33, second plate body 32 moves along force direction around the shaft, deep-slotted chip breaker 31 rotates thereupon, the second axle part 42 moves relative in deep-slotted chip breaker 31, and then make fixture block 43 pull intermediate plate 2 to rotate along force direction, simultaneously, the first axle part 41 moves up in elongated hole 11, until the first axle part 41 supports the upper end face 112 (on this, end face 112 is the one end away from shaft hole 5) of elongated hole 11, realize locking, the second extension rod 33 cannot be rotated again, now, the second axle part 42 is positioned at the other end of deep-slotted chip breaker 31.
A kind of children trolley in the present embodiment comprises above-mentioned folding release joint, the front-wheel pole be fixed on described first substrate 1, the push handle be fixed on described second substrate 3, the roller that is fixed on the rear wheel fulcrum bar on described intermediate plate 2 and is separately positioned on described front-wheel pole and rear wheel fulcrum bar.This front-wheel pole and the first extension rod 13 are fixed, and push handle and the second extension rod 33 are fixed, and rear wheel fulcrum bar and the 3rd extension rod 27 are fixed.
In sum, folding release joint is when expansion or folding, simple to operation relative to existing technologies, and required power is less, and there will not be stuck phenomenon, in addition, by adopting the folded bicycle in this folding release joint, rod member can be reduced, contribute to cost-saving, and simple to operation relative to existing technologies, launch or folding time required power less, and there will not be stuck phenomenon.
The above is only the preferred embodiment of the present invention; be not limited to the present invention; should be understood that; for those skilled in the art; under the prerequisite not departing from the technology of the present invention principle; can also make some improvement and modification, these improve and modification also should be considered as protection scope of the present invention.
Claims (10)
1. a folding release joint, it is characterized in that: comprise rotating shaft, the first substrate connected by rotating shaft successively, intermediate plate and second substrate, connect the pipe link of first substrate and second substrate, described first substrate, intermediate plate and second substrate offer the shaft hole passed for rotating shaft respectively, described first substrate is provided with the elongated hole that the radial direction along shaft hole extends, described intermediate plate is provided with open slot, described open slot has arc inner wall, described second substrate is provided with deep-slotted chip breaker, with described shaft hole for the center of circle, the radius of described deep-slotted chip breaker successively decreases successively along the folding direction in folding release joint, described first substrate and second substrate are separately positioned on the both sides of described intermediate plate, described pipe link is arranged between first substrate and second substrate, the both sides of described pipe link protrude out respectively and are formed with the first axle part be inserted in first substrate elongated hole and the second axle part be inserted in the deep-slotted chip breaker of described second substrate, described the first axle part and the second axle part can move respectively in elongated hole and deep-slotted chip breaker, described pipe link is near the second axle part, and the bottom of the first axle part is provided with fixture block, the outer edge surface of described fixture block is arcwall face, described fixture block is held in described open slot, the arcwall face of described fixture block coordinates with arc inner wall, and rotate relative to described arc inner wall.
2. folding release joint according to claim 1, is characterized in that: described pipe link is the back-shaped boomerang shape of V-shape, and described pipe link has the first boomerang arm and the second boomerang arm, and described the first axle part and the second axle part are separately positioned on the first boomerang arm and the second boomerang arm.
3. folding release joint according to claim 2, is characterized in that: described pipe link also have by the first boomerang arm and the second boomerang arm clamp formed in concave bottom surface, described intermediate plate has the locking convex surface supporting interior concave bottom surface.
4. folding release joint according to claim 3, is characterized in that: described intermediate plate comprises fan-shaped body, and described locking convex surface is the top of fan-shaped body.
5. folding release joint according to claim 4, it is characterized in that: described fixture block is engaged on the bottom of described second boomerang arm, described fixture block has the disk portion forming arcwall face and the neck connecting disk portion and the second boomerang arm, formation first neck groove and the second neck groove are established with disk portion, the second boomerang upper-arm circumference respectively in the both sides of described neck, described intermediate plate is provided with projection, described projection can support in described first neck groove, and described projection is positioned at the inner side of described open slot.
6. folding release joint according to claim 5, is characterized in that: described intermediate plate is provided with warping part, and described open slot formed by described warping part and fan-shaped body, and described warping part can support in described second neck groove.
7. folding release joint according to claim 5, is characterized in that: the sectorial area of described fan-shaped body is 1/3 of circle, and the angle of described first boomerang arm and the second boomerang arm is 115 °.
8. folding release joint according to claim 7, is characterized in that: described the first axle part and the second axle part are separately positioned on the head and the tail two ends of the first boomerang arm and the second boomerang arm.
9. folding release joint according to claim 1, is characterized in that: described first substrate and second substrate are respectively in q type.
10. a children trolley, is characterized in that: comprise the folding release joint as described in any one in claim 1 to 9, be fixed on as described in front-wheel pole on first substrate, be fixed on as described in push handle on second substrate, be fixed on as described in roller on rear wheel fulcrum bar on intermediate plate and front-wheel pole as described in being separately positioned on and rear wheel fulcrum bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510075423.4A CN104691596B (en) | 2015-02-12 | 2015-02-12 | Folding releasing joint and children stroller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510075423.4A CN104691596B (en) | 2015-02-12 | 2015-02-12 | Folding releasing joint and children stroller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104691596A true CN104691596A (en) | 2015-06-10 |
| CN104691596B CN104691596B (en) | 2017-01-11 |
Family
ID=53339250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510075423.4A Expired - Fee Related CN104691596B (en) | 2015-02-12 | 2015-02-12 | Folding releasing joint and children stroller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104691596B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104986209A (en) * | 2015-08-05 | 2015-10-21 | 苏州逗乐儿童用品有限公司 | Folding-releasing joint and stroller |
| CN105795761A (en) * | 2016-05-25 | 2016-07-27 | 丁亮 | Leisure foot placement device used for chair |
| CN105795760A (en) * | 2016-05-25 | 2016-07-27 | 丁亮 | Leisure foot placement device used for chair |
| CN105832037A (en) * | 2016-05-25 | 2016-08-10 | 丁亮 | Novel foot rest for chair |
| CN105852475A (en) * | 2016-05-25 | 2016-08-17 | 丁亮 | Foot rest limiting device |
| CN105902015A (en) * | 2016-05-25 | 2016-08-31 | 丁亮 | Leisure foot rest for seat |
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| CN203427853U (en) * | 2013-09-04 | 2014-02-12 | 常德益翔实业有限公司 | Folding mechanism for baby carriage |
| WO2014044737A1 (en) * | 2012-09-19 | 2014-03-27 | Stokke As | A foldable stroller |
| CN204586974U (en) * | 2015-02-12 | 2015-08-26 | 苏州逗乐儿童用品有限公司 | Folding release joint and children trolley |
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2015
- 2015-02-12 CN CN201510075423.4A patent/CN104691596B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20120256397A1 (en) * | 2003-05-05 | 2012-10-11 | Baby Jogger Llc | Folding baby stroller system and method |
| WO2014044737A1 (en) * | 2012-09-19 | 2014-03-27 | Stokke As | A foldable stroller |
| CN203427853U (en) * | 2013-09-04 | 2014-02-12 | 常德益翔实业有限公司 | Folding mechanism for baby carriage |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104986209A (en) * | 2015-08-05 | 2015-10-21 | 苏州逗乐儿童用品有限公司 | Folding-releasing joint and stroller |
| 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 |
| CN105795761A (en) * | 2016-05-25 | 2016-07-27 | 丁亮 | Leisure foot placement device used for chair |
| CN105795760A (en) * | 2016-05-25 | 2016-07-27 | 丁亮 | Leisure foot placement device used for chair |
| CN105832037A (en) * | 2016-05-25 | 2016-08-10 | 丁亮 | Novel foot rest for chair |
| CN105852475A (en) * | 2016-05-25 | 2016-08-17 | 丁亮 | Foot rest limiting device |
| CN105902015A (en) * | 2016-05-25 | 2016-08-31 | 丁亮 | Leisure foot rest for seat |
| CN105852475B (en) * | 2016-05-25 | 2018-10-09 | 江西勇胜家具有限公司 | A kind of limiting device of footrest rack |
| CN105795760B (en) * | 2016-05-25 | 2018-10-19 | 丁亮 | A kind of leisure foot rest device for seat |
| CN105902015B (en) * | 2016-05-25 | 2018-10-30 | 丁亮 | A kind of leisure footrest rack for seat |
| CN105832037B (en) * | 2016-05-25 | 2018-11-16 | 丁亮 | A kind of footrest rack for seat |
| CN105795761B (en) * | 2016-05-25 | 2019-02-05 | 丁亮 | A kind of seat leisure foot rest device |
Also Published As
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|---|---|
| CN104691596B (en) | 2017-01-11 |
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