CN104691596B - Folding releasing joint and children stroller - Google Patents
Folding releasing joint and children stroller Download PDFInfo
- Publication number
- CN104691596B CN104691596B CN201510075423.4A CN201510075423A CN104691596B CN 104691596 B CN104691596 B CN 104691596B CN 201510075423 A CN201510075423 A CN 201510075423A CN 104691596 B CN104691596 B CN 104691596B
- Authority
- CN
- China
- Prior art keywords
- substrate
- folding
- boomerang
- arm
- intermediate plate
- 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
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 and discharge joint and children trolley.
Background technology
In prior art, children trolley includes stroller frame, front component, wheel assembly, stroller frame bag
Including front-wheel support, rear wheel support and handle, the front lower place of front vehicle wheel support arranges front truck gear member, rear wheel frame
The back lower place wheel assembly is set, between front-wheel support and rear wheel support, generally must be provided with connecting rod, even
The leading section of extension bar rotates with front-wheel support and is connected, and the rearward end of connecting rod rotates with rear wheel support and is connected,
Launching with when folding at trolley rack, connecting rod drives front-wheel support or rear wheel support to enter folded state, but
Owing to the rod member of this kind of vehicle frame is more, the set-up time of rod member is longer, and cost of manufacture is higher, is additionally folding
Or stuck phenomenon sometimes can occur the when of opening, and fold or power required for launching is bigger.
Because above-mentioned defect, the design people, the most in addition research and innovation, to founding a kind of novel knot
The folding release joint of structure and children trolley so that it is have more the value in industry.
Summary of the invention
It is an object of the invention to provide a kind of folding release joint, it, when expansion or folding, easily operates,
And required power is less, and do not have stuck phenomenon.
In order to achieve the above object, the technical solution adopted in the present invention is as follows: a kind of folding discharges joint,
The first substrate, intermediate plate and the second substrate that including rotating shaft, are connected by rotating shaft successively, connection first substrate and
The connecting rod of second substrate, described first substrate, intermediate plate and second substrate offers respectively and wears for rotating shaft
The shaft hole crossed, described first substrate is provided with the elongated hole radially extended along shaft hole, described intermediate plate
On be provided with open slot, described open slot has arc inner wall, and described second substrate is provided with arcuate groove,
With described shaft hole as the center of circle, the radius of described arcuate groove successively decreases successively along the folding direction folding release joint,
Described first substrate and second substrate are separately positioned on the both sides of described intermediate plate, and described connecting rod is arranged on
Between one substrate and second substrate, the both sides of described connecting rod protrude out respectively and are formed with that to be inserted into first substrate long
The first axle part in hole and the second axle part being inserted in the arcuate groove of described second substrate, described the first axle part
Can move in elongated hole and arcuate groove respectively with the second axle part, described connecting rod near the second axle part, and away from
The bottom of the first axle part is provided with fixture block, and the outer edge surface of described fixture block is arcwall face, and described fixture block is held in institute
Stating in open slot, the arcwall face of described fixture block coordinates with arc inner wall, and rotates relative to described arc inner wall.
Further, described connecting rod is V-shape back-shaped boomerang shape, and described connecting rod has the first boomerang arm and
Two boomerang arms, 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 connecting rod also has the interior concave bottom formed by the first boomerang arm and the clamping of the second boomerang arm
Face, described intermediate plate has the locking convex surface supporting interior concave bottom surface.
Further, described intermediate plate includes 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, and described fixture block has formation arc
The disk portion in face and connect disk portion and the cervical region of the second boomerang arm, the both sides of described cervical region respectively with disk portion,
Second boomerang upper-arm circumference sets formation the first neck groove and the second neck groove, and described intermediate plate is provided with projection, described projection
Can support to described first neck groove, described projection is positioned at the inner side of described open slot.
Further, described intermediate plate being provided with warping part, described open slot is by described warping part and sector
Body is formed, and described warping part can support to described second neck groove.
Further, sectorial area is circle the 1/3 of described fan-shaped body, described first boomerang arm and the second boomerang arm
Angle be 115 °.
Further, described the first axle part and the second axle part are separately positioned on the first boomerang arm and the head of the second boomerang arm
Tail two ends.
Further, described first substrate and second substrate are respectively in q type.
Present invention also offers a kind of children trolley, including described folding release joint, be fixed on described the
Front-wheel pole, the push handle being fixed on described second substrate on one substrate, it is fixed on described intermediate plate
Rear wheel fulcrum bar 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 advantage that the folding release joint of the present invention is being launched
Or power during folding, the most simple to operation and required is less, and will not go out
Existing stuck phenomenon, it addition, by the folded bicycle using this folding release joint, can reduce rod member, contribute to
Cost-effective and the most simple to operation, power required when launching or fold is less,
And do not have stuck phenomenon.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technology of the present invention
Means, and can being practiced according to the content of description, below with presently preferred embodiments of the present invention and coordinate attached
After figure describes in detail such as.
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 connecting rod in release joint；
Fig. 5 is the side view of the connecting rod shown in Fig. 4.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment, the detailed description of the invention of the present invention is described in further detail.With
Lower embodiment is used for illustrating the present invention, but is not limited to the scope of the present invention.
Seeing Fig. 1 to Fig. 5, a kind of release joint that folds described in a preferred embodiment of the present invention includes that rotating shaft is (not
Diagram), the first substrate 1, intermediate plate 2 and the second substrate 3 that are connected by rotating shaft successively, connect first substrate 1
With the connecting rod 4 of second substrate 3, described first substrate 1, intermediate plate 2 and second substrate 3 are offered respectively
There is the shaft hole 5 passed for rotating shaft.Described first substrate 1 and second substrate 3 respectively in q type, wherein first
Substrate 1 has the first rounded plate body 12 and the side from described first plate body 12 is downwardly extending
The first extension rod 13, second substrate 3 has the second rounded plate body 32 and from described second plate body 32
A side upwardly extend the second extension rod 33 of formation.It is provided with along shaft hole 5 on described first substrate 1
The elongated hole 11 radially extended, described elongated hole 11 and shaft hole 5 are all opened on the first plate body 12.Described
Arcuate groove 31 it is provided with on second substrate 3, with described shaft hole 5 as the center of circle, the radius of described arcuate groove 31
Successively decreasing successively along the folding direction folding release joint, this arcuate groove 31 and shaft hole 5 are all opened in the second plate
On body 32.
Described first substrate 1 and second substrate 3 are separately positioned on the both sides of described intermediate plate 2, described centre
Plate 2 wrap fan-shaped body 26, extend from described fan-shaped body 26 warping part 25 formed and from described fan-shaped this
The 3rd extension rod 27 that body 26 is downwardly extending.Open slot 21 it is provided with on described intermediate plate 2, described
Open slot 21 has arc inner wall 22, and described open slot 21 is by described warping part 25 and fan-shaped body 26 institute
Being formed, sectorial area is circle the 1/3 of described fan-shaped body 26, described fan-shaped body 26 has locking convex surface
23, this locking convex surface 23 is the top of fan-shaped body 26.It is additionally provided with projection 24 on described fan-shaped body 26,
This projection 24 is positioned at the inner side of described open slot 21.The symmetrical center line of the 3rd extension rod 27 is with sector originally
The symmetrical approximate centre line overlap of body 26.
Described connecting rod 4 is arranged between first substrate 1 and second substrate 3, and is positioned at described intermediate plate 2
Side.The both sides of described connecting rod 4 protrude out respectively and are formed be inserted in first substrate 1 elongated hole 11
One axle portion 41 and the second axle part 42 being inserted in the arcuate groove 31 of described second substrate 3, described first axle
Portion 41 and the second axle part 42 are formed by the way of welding, and remove crator after welding.Described the first axle part 41
Can move in elongated hole 11 and arcuate groove 31 respectively with the second axle part 42, described connecting rod 4 is near the second axle
Portion 42, and the bottom away from the first axle part 41 is provided with fixture block 43, the outer edge surface of described fixture block 43 is arc
Face 431, described fixture block 43 is held in described open slot 21, the arcwall face 431 of described fixture block 43 and arc
Shape inwall 22 coordinates, and rotates relative to described arc inner wall 22.Described connecting rod 4 is back-shaped boomerang in V-shape
Shape, described connecting rod 4 has first boomerang arm the 45, second boomerang arm 46 and by the first boomerang arm 45 and the second boomerang arm
46 clamp the interior concave bottom surface 47 formed.The angle α of the first boomerang arm 45 and the second boomerang arm 46 is 115 °, institute
Stating the first axle part 41 and the second axle part 42 is separately positioned on the first boomerang arm 45 and the second boomerang arm 46, this is years old
One axle portion 41 and the second axle part 42 are separately positioned on the first boomerang arm 45 and head and the tail two ends of 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 bottoms being engaged on described second boomerang arm 46, described fixture block 43 has the disk portion forming arcwall face 431
432 and connect disk portion 432 and the cervical region 433 of the second boomerang arm 46, the both sides of described cervical region 433 respectively with
Disk portion the 432, second boomerang arm 46 encloses and sets formation the first neck groove 434 and the second neck groove 435, described intermediate plate 2
Projection 24 can support to described first neck groove 434, the warping part 25 of described intermediate plate 2 can support to
In described second neck groove 435, fixture block 43 is encircled by this open slot 21, prevents fixture block 43 from taking off with intermediate plate 2
From, it is ensured that the stability of motion.
After above-mentioned folding release joint assembles, the first extension rod 13 and the second extension rod 33 are arranged on the 3rd and prolong
The both sides of boom 27, when expanded, pull the second extension rod 33 relatively, and the second plate body 32 is around the shaft along executing
Force direction rotates, arcuate groove 31 concomitant rotation, and the second axle part 42 moves relative in arcuate groove 31, due to
When with described shaft hole 5 for the center of circle, the radius of described arcuate groove 31 is along the expansion direction folding release joint
Successively decrease successively, thus drive the second axle part 42 to move along force direction, owing to fixture block 43 is held in open slot
In 21, fixture block 43 promotes intermediate plate 2 to rotate along force direction, and simultaneously, the first axle part 41 is at elongated hole
Move down in 11, until locking convex surface 23 supports interior concave bottom surface 47, it is achieved locking, make the second extension rod
33 cannot be rotated further by, and now, the first axle part 41 supports (this bottom surface on the bottom surface 111 of elongated hole 11
111 is the one end near shaft hole 5), projection 24 can support to described first neck groove 434, the second axle part
42 one end being positioned at arcuate groove 31, now, the first extension rod 13 and the second extension rod 33 are point-blank；
When folding, the second extension rod 33, the second plate body 32 is promoted to move along force direction around the shaft, arcuate groove
31 concomitant rotation, the second axle part 42 moves relative in arcuate groove 31, and then makes fixture block 43 pull intermediate plate
2 rotate along force direction, and meanwhile, the first axle part 41 moves up in elongated hole 11, until the first axle part
The 41 upper end faces 112 (on this, end face 112 is the one end away from shaft hole 5) supporting elongated hole 11, it is achieved locking,
Making the second extension rod 33 to be rotated further by, now, the second axle part 42 is positioned at the other end of arcuate groove 31.
A kind of children trolley in the present embodiment includes above-mentioned folding release joint, is fixed on described first substrate 1
On front-wheel pole, the push handle being fixed on described second substrate 3, be fixed on described intermediate plate 2
Rear wheel fulcrum bar and be separately positioned on the roller on described front-wheel pole and rear wheel fulcrum bar.This front-wheel pole and first
Extension rod 13 is fixed, and push handle is fixed with the second extension rod 33, and rear wheel fulcrum bar and the 3rd extension rod 27 are fixed.
In sum, folding release joint, when expansion or folding, is the most easily grasped relative to existing technologies
Make, and required power is less, and do not have stuck phenomenon, it addition, by using this folding to discharge
The folded bicycle in joint, can reduce rod member, contributes to cost-effective, and simple easily behaviour relative to existing technologies
Making, power required when launching or fold is less, and does not haves stuck phenomenon.
The above is only the preferred embodiment of the present invention, is not limited to the present invention, it is noted that
For those skilled in the art, on the premise of without departing from the technology of the present invention principle, also
Can make some improvement and modification, these improve and modification also should be regarded as protection scope of the present invention.
Claims (10)
1. one kind folds release joint, it is characterised in that: include rotating shaft, the first base connected successively by rotating shaft
Plate, intermediate plate and second substrate, connection first substrate and the connecting rod of second substrate, described first substrate,
Offer the shaft hole passed for rotating shaft on intermediate plate and second substrate respectively, described first substrate is provided with
Along the elongated hole radially extended of shaft hole, described intermediate plate being provided with open slot, described open slot has arc
Shape inwall, described second substrate is provided with arcuate groove, with described shaft hole as the center of circle, described arcuate groove
Radius successively decreases successively along the folding direction folding release joint, and described first substrate and second substrate are respectively provided with
In the both sides of described intermediate plate, described connecting rod is arranged between first substrate and second substrate, described connection
The both sides of bar protrude out respectively and are formed with the first axle part being inserted in first substrate elongated hole and are inserted into described second
The second axle part in the arcuate groove of substrate, described the first axle part and the second axle part respectively can be at elongated hole and arcuate grooves
Interior movement, described connecting rod is near the second axle part, and the bottom away from the first axle part is provided with fixture block, described
The outer edge surface of fixture block is arcwall face, and described fixture block is held in described open slot, the arcwall face of described fixture block with
Arc inner wall coordinates, and rotates relative to described arc inner wall.
The most according to claim 1 folding discharges joint, it is characterised in that: described connecting rod is V
Font back-shaped boomerang shape, described connecting rod has the first boomerang arm and the second boomerang arm, described the first axle part and the second axle
Portion is separately positioned on the first boomerang arm and the second boomerang arm.
The most according to claim 2 folding discharges joint, it is characterised in that: described connecting rod also has
Clamped the interior concave bottom surface formed by the first boomerang arm and the second boomerang arm, described intermediate plate has and supports interior concave bottom surface
Locking convex surface.
The most according to claim 3 folding discharges joint, it is characterised in that: described intermediate plate includes fan
Shape body, described locking convex surface is the top of fan-shaped body.
The most according to claim 4 folding discharges joint, it is characterised in that: described fixture block is engaged on institute
Stating the bottom of the second boomerang arm, described fixture block has the disk portion of formation arcwall face and connects disk portion and the second boomerang
The cervical region of arm, the both sides of described cervical region set formation the first neck groove and second respectively with disk portion, the second boomerang upper-arm circumference
Neck groove, described intermediate plate is provided with projection, and described projection can support to described first neck groove, described convex
Block is positioned at the inner side of described open slot.
The most according to claim 5 folding discharges joint, it is characterised in that: arrange on described intermediate plate
Having warping part, described open slot is formed with fan-shaped body by described warping part, described warping part can support to
In described second neck groove.
The most according to claim 5 folding discharges joint, it is characterised in that: the fan of described fan-shaped body
Shape area is the 1/3 of circle, and the angle of described first boomerang arm and the second boomerang arm is 115 °.
The most according to claim 7 fold release joint, it is characterised in that: described the first axle part and the
Two shaft portions are not arranged on the first boomerang arm and the head and the tail two ends of the second boomerang arm.
The most according to claim 1 fold release joint, it is characterised in that: described first substrate and the
Two substrates are respectively in q type.
10. a children trolley, it is characterised in that: include such as any one institute in claim 1 to 9
Folding of stating discharges joint, the front-wheel pole being fixed on described first substrate, is fixed on described second substrate
On push handle, the rear wheel fulcrum bar being fixed on described intermediate plate and be separately positioned on described front-wheel pole and after
Roller on wheel pole.
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 CN104691596A (en) | 2015-06-10 |
| CN104691596B true 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) |
Families Citing this family (6)
| 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 |
| CN105832037B (en) * | 2016-05-25 | 2018-11-16 | 丁亮 | A kind of footrest rack for seat |
| CN105795760B (en) * | 2016-05-25 | 2018-10-19 | 丁亮 | A kind of leisure foot rest device for seat |
| CN105795761B (en) * | 2016-05-25 | 2019-02-05 | 丁亮 | A kind of seat leisure foot rest device |
| CN105902015B (en) * | 2016-05-25 | 2018-10-30 | 丁亮 | A kind of leisure footrest rack 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 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6991248B2 (en) * | 2003-05-05 | 2006-01-31 | Dynamic Brands, Llc | Folding baby stroller system and method |
| NO335333B1 (en) * | 2012-09-19 | 2014-11-17 | Stokke As | Stroller |
| CN203427853U (en) * | 2013-09-04 | 2014-02-12 | 常德益翔实业有限公司 | Folding mechanism for baby carriage |
| 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 |
-
2015
- 2015-02-12 CN CN201510075423.4A patent/CN104691596B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN104691596A (en) | 2015-06-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104691596B (en) | Folding releasing joint and children stroller | |
| US8613463B2 (en) | Front wheel folding device of golf bag cart | |
| CN104859837A (en) | Foldable propeller arm assembly and unmanned aerial vehicle | |
| CN205365921U (en) | Folding stroller | |
| CN204586974U (en) | Folding release joint and children trolley | |
| TW202103905A (en) | Transfer apparatus and method for transferring one or more plies onto a carcass package on a tire building drum | |
| CN206243352U (en) | A kind of folding stand and folded bicycle | |
| CN205819300U (en) | One folds more labour-saving stroller | |
| CN107635907B (en) | The mounting structure of telescopic arm | |
| CN203544203U (en) | Single-torsional spring type strength-saving dual support | |
| CN106515982A (en) | Parking device of folded bicycle | |
| CN207825830U (en) | A kind of distortion-free electric vehicle hub | |
| CN204196974U (en) | For lockout mechanism and the children trolley of children trolley | |
| CN206966935U (en) | Universal foot wheel carrier weld jig | |
| CN206968912U (en) | All-terrain vehicle and its rear-mounted rocking arm mounting structure | |
| CN104986209B (en) | Fold release joint and children trolley | |
| CN204196972U (en) | For lockout mechanism and the folding children's barrow of children trolley | |
| CN206914497U (en) | A kind of panel turnover type carriage on motorcycle structure | |
| CN106275036A (en) | Folding trolley | |
| CN207550162U (en) | A kind of automobile trunk lower support structure | |
| CN101045473B (en) | Motorcycle stand | |
| CN204801661U (en) | On -vehicle | |
| CN206288172U (en) | Parking device after bicycle folding | |
| CN206968735U (en) | A kind of go-cart for double child | |
| CN206968753U (en) | One kind commutation children trolley |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170111 Termination date: 20170212 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |