CN208746069U - A kind of folding joint and collapsible stroller - Google Patents
A kind of folding joint and collapsible stroller Download PDFInfo
- Publication number
- CN208746069U CN208746069U CN201821476450.8U CN201821476450U CN208746069U CN 208746069 U CN208746069 U CN 208746069U CN 201821476450 U CN201821476450 U CN 201821476450U CN 208746069 U CN208746069 U CN 208746069U
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- CN
- China
- Prior art keywords
- rotating member
- rotation section
- pedestal
- folding joint
- folding
- 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
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- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The utility model provides a kind of folding joint and the collapsible stroller using the folding joint.Folding joint has expansion position and folding position, it specifically includes pivot and the pedestal by pivoting connection, first rotating member and the second rotating member, second rotating member is between pedestal and the first rotating member, it is swung on pedestal rotation section and is connected with interior connection sheet, second rotating member rotation section is equipped with shaft escape groove, interior connection sheet is connected with by shaft swing on pedestal rotation section, interior connection sheet is located at first, between second rotating member rotation section, second rotating member rotation section is equipped with shaft escape groove, interior connection sheet is equipped with guide groove and escape groove, first, second rotating member rotation section is equipped with first to be slidably matched with guide groove, second protrusion, in expansion or folding, first, second protrusion is slided along guiding simultaneously, and drive first, the rotation of second rotating member opposite base, so that first, second rotating member and pedestal phase Rotation draws close folding or far from expansion.
Description
Technical field
The utility model relates to a kind of folding joint that can be folded and the collapsible stroller using the folding joint.
Background technique
Cart is a kind of common tool in daily life, such as the cart of shopping, for example for for baby children
Youngster lies the cart of seat.It is in usually folding by design for the ease of carrying and suffering a calamity or disaster when not in use, by by cart
It folds up and reduces its occupied space.
Existing cart is many kinds of, but its volume after folding is larger, it has not been convenient to place and accommodate, can not be suitable for user's
Placement space is made troubles to user, is caused user experience bad, is unfavorable for marketing.And it realizes cart and folds and influence
The component of the most critical of folded volume is folding joint, and folding joint is connected with front-wheel support, rear wheel support and push rod, is led to
Crossing folding joint draws close front-wheel support, rear wheel support and push rod mutually and realizes cart and fold.Therefore, designing one kind can make
The folded folding joint small in size of cart is especially important.
Utility model content
The purpose of this utility model is to provide a kind of folding joint, which can make front-wheel support, rear wheel support
And push rod is mutually drawn close and realizes that cart folds, and cart is folded small in size；Meanwhile the purpose of this utility model also resides in
A kind of collapsible stroller using above-mentioned folding joint is provided.
To achieve the above object, the utility model a kind of folding joint the technical solution adopted is that: the folding joint
With expansion position and folding position, pivot and the pedestal by pivoting connection, the first rotating member and second turn are specifically included
Moving part, for the second rotating member between pedestal and the first rotating member, pedestal includes that pedestal rotation section and overhanging in rounded shape are set
In the pedestal interconnecting piece for connecting with rear wheel support on the outer peripheral surface of pedestal rotation section, the first rotating member includes in rounded shape
First rotating member rotation section and first for being connect with front-wheel support being set on the first rotating member rotation section outer peripheral surface that overhang
Rotating member interconnecting piece, the second rotating member include the second rotating member rotation section in rounded shape and overhang set on the rotation of the second rotating member
The second rotating member interconnecting piece for being connect with push rod on portion's outer peripheral surface, be connected with by shaft swing on pedestal rotation section in
Connection sheet, interior connection sheet is between the first rotating member rotation section and the second rotating member rotation section, on the second rotating member rotation section
Equipped with the shaft escape groove for being used to avoid shaft when it is turning, it is equipped with along its swinging track from expansion position to folding in interior connection sheet
The guide groove and be in right-angled intersection for avoiding the pivot of pivot when interior connection sheet rotates with guide groove that folded position is mutually converted
Escape groove, the first rotating member rotation section are equipped with the first protrusion being slidably matched with guide groove, set and be oriented on the second rotating member
The second protrusion that slot is slidably matched, when folding joint is in expansion position, the first protrusion and the second protrusion are located at guide groove
Both ends, the folding joint further include the locking mechanism for locking and unlocking expansion position.
The locking mechanism include the second rotating member interconnecting piece be equipped with through the second rotating member rotation section and extend
To the slot of the first rotating member interconnecting piece, lock pin is fitted in slot, lock pin is connect by pin with the second rotating member interconnecting piece,
When lock pin is connect with the second rotating member interconnecting piece, lock pin can be slided in slot to lock or unlock expansion position.
The pivot is arranged on pedestal rotation section and is integrally formed with pedestal rotation section.
The pedestal rotation section and the second rotating member rotation section and the second rotating member rotation section and the first rotating member rotation section
Between pass through cascaded surface grafting.
Button is equipped with end cap on the end face far from the second rotating member rotation section of first rotating member rotation section.
A kind of collapsible stroller of the utility model adopt the following technical scheme that the collapsible stroller include front-wheel support,
Rear wheel support, push rod and the folding with expansion position and folding position connecting with front-wheel support, rear-wheel rear wheel support, push rod are closed
Section, the folding joint include pivot and the pedestal by pivoting connection, the first rotating member and the second rotating member, and second turn
Between pedestal and the first rotating member, pedestal includes pedestal rotation section in rounded shape and overhangs set on pedestal rotation section moving part
The pedestal interconnecting piece for connecting with rear wheel support on outer peripheral surface, the first rotating member include that the first rotating member in rounded shape turns
Dynamic portion and the first rotating member interconnecting piece for being connect with front-wheel support being set on the first rotating member rotation section outer peripheral surface that overhangs,
Second rotating member includes the second rotating member rotation section in rounded shape and overhangs on the second rotating member rotation section outer peripheral surface
The second rotating member interconnecting piece for connecting with push rod is connected with interior connection sheet, interior company by shaft swing on pedestal rotation section
Between the first rotating member rotation section and the second rotating member rotation section, the second rotating member rotation section is equipped in its rotation for contact pin
When for avoiding the shaft escape groove of shaft, be equipped in interior connection sheet along its swinging track and mutually converted from expansion position to folding position
Guide groove and with guide groove in right-angled intersection for avoiding the pivot escape groove of pivot when interior connection sheet rotates, first turn
Moving part rotation section is equipped with the first protrusion being slidably matched with guide groove, and the to be slidably matched with guide groove is set on the second rotating member
Two protrusions, when folding joint is in expansion position, the first protrusion is located at the both ends of guide groove with the second protrusion, and the folding is closed
Section further includes the locking mechanism for locking and unlocking expansion position.
The locking mechanism include the second rotating member interconnecting piece be equipped with through the second rotating member rotation section and extend
To the slot of the first rotating member interconnecting piece, lock pin is fitted in slot, lock pin is connect by pin with the second rotating member interconnecting piece,
When lock pin is connect with the second rotating member interconnecting piece, lock pin can be slided in slot to lock or unlock expansion position.
The pivot is arranged on pedestal rotation section and is integrally formed with pedestal rotation section.
The pedestal rotation section and the second rotating member rotation section and the second rotating member rotation section and the first rotating member rotation section
Between pass through cascaded surface grafting.
Button is equipped with end cap on the end face far from the second rotating member rotation section of first rotating member rotation section.
The beneficial effects of the utility model are: unlock locking mechanism, the second rotating member opposite base is turned folding, second
Guide groove sliding and simultaneously driving interior connection sheet clockwise oscillation of the protrusion in interior connection sheet, the clockwise oscillation of interior connection sheet
The first protrusion guide groove in interior connection sheet is forced to slide, the sliding of the first protrusion drives the first rotating member opposite base counterclockwise
It turns folding, i.e. the second rotating member, the first rotating member and pedestal rotate and draw close, to realize the folding of cart, and cart is rolled over
Poststack it is small in size.
Detailed description of the invention
Fig. 1 is a kind of structural representation graph structure of the specific embodiment of folding joint of the utility model；
Fig. 2 is a kind of First look explosive view of the specific embodiment of folding joint of the utility model；
Fig. 3 is a kind of the second vision explosive view of specific embodiment of folding joint of the utility model；
Fig. 4 is the structural schematic diagram of lock pin in Fig. 1；
Fig. 5 is the attachment structure schematic diagram between pedestal in Fig. 1, the second rotating member and interior connection sheet；
Fig. 6 is the attachment structure schematic diagram in Fig. 1 between the first rotating member and interior connection sheet；
Fig. 7 is a kind of semi-collapsed condition schematic diagram (removing end cap) of folding joint of the utility model；
Fig. 8 is a kind of completely folded state figure (removing end cap) of folding joint of the utility model；
Fig. 9 is a kind of 11 figure of structure of specific embodiment of collapsible stroller of the utility model.
Specific embodiment
The embodiments of the present invention is described further with reference to the accompanying drawing.
A kind of specific embodiment of folding joint of the utility model, as Figure 1-Figure 8, the folding joint have expansion
Position and folding position, specifically include interior connection sheet 6, pivot 111 and the pedestal 1 being rotatablely connected by pivot 121, the first rotating member
2 and second rotating member 3, the second rotating member 3 be located between pedestal 1 and the first rotating member 2.
Pedestal 1 includes that pedestal rotation section 11 and the pedestal being set on 11 outer peripheral surface of pedestal rotation section that overhangs in rounded shape connect
Socket part 12, pedestal interconnecting piece 12 with rear wheel support for connecting.In the present embodiment, pivot 111 is arranged on pedestal rotation section 12
And it is integrally formed with pedestal rotation section 12.In other embodiments, pivot can also be an independent component, one end with
Pedestal rotation section is threadedly coupled or grafting.
First rotating member 2 includes the first rotating member rotation section 21 in rounded shape and overhangs set on the first rotating member rotation section
The first rotating member interconnecting piece 22 on 21 outer peripheral surfaces, the first rotating member interconnecting piece 22 with front-wheel support for connecting.
Second rotating member 3 includes the second rotating member rotation section 31 in rounded shape and overhangs set on the second rotating member rotation section
The second rotating member interconnecting piece 32 on 31 outer peripheral surfaces, the second rotating member interconnecting piece 32 with push rod for connecting.
In the present embodiment, pedestal rotation section 11 and the second rotating member rotation section 31 and the second rotating member rotation section 31 and first
By cascaded surface grafting between rotating member rotation section 21, can ensure that in this way pedestal 1, the first rotating member 2, the second rotating member 2 along
Around pivot fine rotational, avoids pedestal 1, the first rotating member 2,3 deflection of the second rotating member and rotate and damage pivot 111, simultaneously
Also improve the compactedness and aesthetics of folding joint.
Interior connection sheet 6 is between the first rotating member rotation section 21 and the second rotating member rotation section 31 and passes through shaft 112
Swing is connected on pedestal rotation section 111.In the present embodiment, shaft 112 is arranged on pedestal rotation section 111 and rotates with pedestal
Portion 111 is integrally formed.Certainly, in other embodiments, shaft can also be an independent component, and one end and pedestal turn
Dynamic portion is threadedly coupled or grafting.Second rotating member rotation section 31 is equipped with to be kept away for avoiding the shaft of shaft 112 when it is turning
Allow slot 312, in interior connection sheet 6 along its swinging track be equipped with the guide groove 62 mutually converted from expansion position to folding position and with guiding
Slot 62 is in the pivot escape groove 61 of right-angled intersection, and pivot escape groove 61 is used to avoid pivot 111 in the rotation of interior connection sheet 6, with
It avoids interfering, the first rotating member rotation section 21 is equipped with the first protrusion 211 being slidably matched with guide groove 62, the second rotation
The second protrusion 311 being slidably matched with guide groove 62 is set on part rotation section 31, when folding joint is in expansion position, the first protrusion
211 and second protrusion 311 be located at the both ends of guide groove 62.
Above-mentioned folding joint further includes the locking mechanism for locking and unlocking expansion position, in the present embodiment, locking mechanism
Including the second rotating member interconnecting piece 32 be equipped with through the second rotating member rotation section 31 and extend to the first rotating member connection
The slot 321 in portion 22 is fitted with lock pin 4 in slot 321, and lock pin 4 is connect by pin with the second rotating member interconnecting piece 321,
When lock pin 4 is connect with the second rotating member interconnecting piece 321, lock pin 4 can be slided in slot 321 to lock or unlock expansion position.?
In other embodiments, the concrete form of locking mechanism is unrestricted, as long as (locking pedestal, the first rotating member, second turn can be locked
Rotation between moving part three) and unlock expansion is not.
In the present embodiment, for beauty and prevent pivot 111 from winding sundries, in the first rotating member rotation section 21 far from the
Button is equipped with end cap 5 on one end face of two rotating member rotation sections 21.
The folding process of the utility model are as follows: when position is unfolded, drawing lock pin 4 outside first makes lock pin 4 be detached from first turn
Moving part interconnecting piece 22 and realize unlock, then 3 opposite base 1 of the second rotating member is turned folding, the second protrusion 311 is along interior connection
The sliding of guide groove 62 on piece 6 and connection sheet 4 clockwise oscillation in driving simultaneously, the clockwise oscillation of interior connection sheet 4 force the
One protrusion guide groove 62 in interior connection sheet 4 slides, and the sliding of the first protrusion 211 drives the first rotating member 2 opposite base counterclockwise
Seat 1 turns folding, i.e. the second rotating member 3, the first rotating member 2 rotate with pedestal 1 and draw close, to realize the folding of cart.
A kind of specific embodiment of collapsible stroller of the utility model, as shown in figure 9, shown collapsible stroller includes front-wheel
Bracket 7, rear wheel support 8, push rod 9 and what is connect with front-wheel support 7, rear wheel support 8, push rod 9 have expansion position and folding position
Folding joint, shown folding joint and a kind of above-mentioned structure function for the folding joint that the specific embodiment of folding joint is above-mentioned
Identical, to avoid repeating, details are not described herein again.
Claims (10)
1. a kind of folding joint, there is expansion position and folding position, it is characterised in that: the folding joint includes pivot and passes through pivot
Pedestal, the first rotating member and the second rotating member of axis rotation connection, the second rotating member is between pedestal and the first rotating member, base
Seat includes that pedestal rotation section and overhanging in rounded shape are used to connect with rear wheel support on the outer peripheral surface of pedestal rotation section
Pedestal interconnecting piece, the first rotating member include the first rotating member rotation section in rounded shape and overhang set on the first rotating member rotation section
The first rotating member interconnecting piece for connecting with front-wheel support on outer peripheral surface, the second rotating member include second turn in rounded shape
Moving part rotation section and the second rotating member connection for being connect with push rod being set on the second rotating member rotation section outer peripheral surface that overhangs
Portion is connected with interior connection sheet by shaft swing on pedestal rotation section, and interior connection sheet is located at the first rotating member rotation section and second
Between rotating member rotation section, the second rotating member rotation section is equipped with when it is turning for avoiding the shaft escape groove of shaft, interior
The guide groove mutually converted from expansion position to folding position is equipped with and with guide groove in right-angled intersection along its swinging track in connection sheet
For interior connection sheet rotation when avoid pivot pivot escape groove, the first rotating member rotation section be equipped with and guide groove slide
The first of cooperation is raised, and the second protrusion being slidably matched with guide groove is set on the second rotating member, when folding joint is in expansion position,
First protrusion and the second protrusion are located at the both ends of guide groove, and the folding joint further includes for locking and unlocking expansion position
Locking mechanism.
2. folding joint according to claim 1, it is characterised in that: the locking mechanism includes the second rotating member interconnecting piece
Be equipped with through the second rotating member rotation section and extend to the slot of the first rotating member interconnecting piece, be fitted with lock in slot
Pin, lock pin is connect by pin with the second rotating member interconnecting piece, and when lock pin is connect with the second rotating member interconnecting piece, lock pin can be
It is slided in slot to lock or unlock expansion position.
3. folding joint according to claim 1, it is characterised in that: the pivot is arranged on pedestal rotation section and and base
Seat rotation section is integrally formed.
4. folding joint according to claim 3, it is characterised in that: the pedestal rotation section and the second rotating member rotation section
And second pass through cascaded surface grafting between rotating member rotation section and the first rotating member rotation section.
5. folding joint according to claim 4, it is characterised in that: first rotating member rotation section far from second turn
Button is equipped with end cap on one end face of moving part rotation section.
6. a kind of collapsible stroller, including front-wheel support, rear wheel support, push rod and with front-wheel support, rear-wheel rear wheel support, push rod
Connection the folding joint with expansion position and folding position, it is characterised in that: the folding joint includes pivot and passes through pivot
Pedestal, the first rotating member and the second rotating member of axis rotation connection, the second rotating member is between pedestal and the first rotating member, base
Seat includes that pedestal rotation section and overhanging in rounded shape are used to connect with rear wheel support on the outer peripheral surface of pedestal rotation section
Pedestal interconnecting piece, the first rotating member include the first rotating member rotation section in rounded shape and overhang set on the first rotating member rotation section
The first rotating member interconnecting piece for connecting with front-wheel support on outer peripheral surface, the second rotating member include second turn in rounded shape
Moving part rotation section and the second rotating member connection for being connect with push rod being set on the second rotating member rotation section outer peripheral surface that overhangs
Portion is connected with interior connection sheet by shaft swing on pedestal rotation section, and interior connection sheet is located at the first rotating member rotation section and second
Between rotating member rotation section, the second rotating member rotation section is equipped with when it is turning for avoiding the shaft escape groove of shaft, interior
The guide groove mutually converted from expansion position to folding position is equipped with and with guide groove in right-angled intersection along its swinging track in connection sheet
For interior connection sheet rotation when avoid pivot pivot escape groove, the first rotating member rotation section be equipped with and guide groove slide
The first of cooperation is raised, and the second protrusion being slidably matched with guide groove is set on the second rotating member, when folding joint is in expansion position,
First protrusion and the second protrusion are located at the both ends of guide groove, and the folding joint further includes for locking and unlocking expansion position
Locking mechanism.
7. collapsible stroller according to claim 6, it is characterised in that: the locking mechanism is connected including the second rotating member
Portion be equipped with through the second rotating member rotation section and extend to the slot of the first rotating member interconnecting piece, be fitted with lock in slot
Pin, lock pin is connect by pin with the second rotating member interconnecting piece, and when lock pin is connect with the second rotating member interconnecting piece, lock pin can be
It is slided in slot to lock or unlock expansion position.
8. collapsible stroller according to claim 6, it is characterised in that: the pivot be arranged on pedestal rotation section and with
Pedestal rotation section is integrally formed.
9. collapsible stroller according to claim 8, it is characterised in that: the pedestal rotation section and the second rotating member rotate
Pass through cascaded surface grafting between portion and the second rotating member rotation section and the first rotating member rotation section.
10. collapsible stroller according to claim 9, it is characterised in that: first rotating member rotation section far from the
Button is equipped with end cap on one end face of two rotating member rotation sections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821476450.8U CN208746069U (en) | 2018-09-11 | 2018-09-11 | A kind of folding joint and collapsible stroller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821476450.8U CN208746069U (en) | 2018-09-11 | 2018-09-11 | A kind of folding joint and collapsible stroller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208746069U true CN208746069U (en) | 2019-04-16 |
Family
ID=66083903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821476450.8U Expired - Fee Related CN208746069U (en) | 2018-09-11 | 2018-09-11 | A kind of folding joint and collapsible stroller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208746069U (en) |
-
2018
- 2018-09-11 CN CN201821476450.8U patent/CN208746069U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190416 Termination date: 20200911 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |