CN212637619U - a children's stroller - Google Patents
a children's stroller Download PDFInfo
- Publication number
- CN212637619U CN212637619U CN202021596357.8U CN202021596357U CN212637619U CN 212637619 U CN212637619 U CN 212637619U CN 202021596357 U CN202021596357 U CN 202021596357U CN 212637619 U CN212637619 U CN 212637619U
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- bracket
- frame
- push rod
- stroller
- rod frame
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- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 230000009471 action Effects 0.000 description 6
- 230000006872 improvement Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The utility model relates to a children cart, which comprises a cart frame with an unfolding state and a folding state, a front wheel component, a rear wheel component and a locking mechanism used for locking the cart frame in the unfolding state, wherein the cart frame comprises side brackets positioned at two sides, each side bracket respectively comprises a front bracket provided with the front wheel component at the lower part, a rear bracket provided with the rear wheel component at the lower part and a push rod bracket, the front bracket, the rear bracket and the push rod bracket are arranged in a relative rotating way, any two of the front bracket, the rear bracket and the push rod bracket are respectively provided with a sliding part, the side brackets also comprise connecting rod brackets, and the connecting rod brackets are respectively connected with the sliding parts, and the parts without sliding parts in the three parts of the front bracket, the rear bracket and the push rod frame are rotationally connected, when the frame of the cart is folded, the sliding parts respectively slide along the parts which are connected with the sliding parts in a sliding way, and the front bracket, the rear bracket and the push rod frame relatively rotate and approach. The utility model discloses a children's shallow has under excellent stability and folding small prerequisite, and the structure is succinct more, novel.
Description
Technical Field
The utility model relates to a children's articles for use field, concretely relates to children's shallow.
Background
In the prior art, foldable stroller vehicles typically include a foldable stroller frame, a front wheel assembly and a rear wheel assembly. The frame of the foldable stroller generally includes a front support, a rear support, and a push rod support that are relatively rotatable. An ideal stroller frame should satisfy: the foldable bicycle frame has the advantages that the foldable bicycle frame is good in stability and comfort when in an unfolded state, convenient to fold and operate, simple in structure, small in size and convenient to carry after being folded, and the like.
Disclosure of Invention
The utility model aims to solve the technical problem that a simple structure and novel children's shallow is provided.
For solving the technical problem, the utility model discloses a following technical scheme:
the utility model provides a children's shallow, including having shallow frame, front wheel subassembly, the rear wheel subassembly of expansion state and fold condition, be used for with shallow frame locks in the locking mechanical system under the expansion state, shallow frame is including the collateral branch frame that is located both sides, each the collateral branch frame includes respectively that the lower part is provided with the fore-stock, the lower part of front wheel subassembly are provided with the rear support and the push rod frame of rear wheel subassembly, its characterized in that: the side support also comprises a connecting rod frame, the connecting rod frame is respectively connected with the sliding piece and a part of the front support, the rear support and the push rod frame, which is not provided with the sliding piece, in a rotating way, when the cart frame is folded, the sliding piece slides along the part which is connected with the sliding piece in a sliding way, and the front support, the rear support and the push rod frame rotate relatively and are closed.
Preferably, when the stroller frame is in the unfolded state, the rotation axes among the front bracket, the rear bracket and the push rod bracket, and the rotation axes among the link bracket, the slider and the push rod bracket horizontally extend along the left and right directions of the stroller respectively. So, fore-stock, after-poppet and push rod frame can be drawn close along the relative rotation of fore-and-aft direction for when folding shallow frame, folding convenient operation, folding small and portable.
According to the utility model discloses a specific embodiment, the fore-stock with be provided with on the after-poppet respectively the slider (this punishment do not locate the fore-stock with two sliders on the after-poppet are also known as first slider and second slider in this application), the connecting rod frame from the preceding backward in proper order with first slider on the fore-stock, second slider on the after-poppet and the lower part of push rod frame rotate mutually and are connected.
Furthermore, the connecting rod frame comprises a transverse extension section and a longitudinal extension section formed by extending the rear end of the transverse extension section upwards and backwards, the front end part of the transverse extension section is connected with the first sliding piece on the front support, the joint of the transverse extension section and the longitudinal extension section is rotatably connected with the second sliding piece on the rear support, and the upper end part of the longitudinal extension section is rotatably connected with the lower part of the push rod frame.
Preferably, when the stroller frame is in the unfolded state, two triangular structures are formed among the front bracket, the rear bracket, the push rod frame and the connecting rod frame on each side, and the two triangular structures together form another triangular structure. Under this structure, the stroller frame in the unfolded state is very stable.
According to the utility model discloses a still another embodiment, the putter frame the back support on be provided with respectively the slider (this punishment do not locate the putter frame with two sliders on the back support are also known as first slider and second slider in this application), the connecting rod frame from the preceding backward in proper order with the fore-stock, second slider on the back support and first slider on the putter frame rotates mutually and is connected.
Further, when the stroller frame is in the unfolded state, the connection position of the connecting rod frame and the front support is located behind the axial lead of the front support, and the connection position of the connecting rod frame and the second sliding piece on the rear support is located in front of the axial lead of the rear support.
According to the utility model discloses a still another embodiment, the fore-stock, be provided with on the push rod frame respectively the slider (this punishment do not locate the fore-stock with two sliders on the push rod frame are also known as first slider and second slider in this application), the connecting rod frame from the front to the back in proper order with first slider on the fore-stock, after-poppet and second slider on the push rod frame rotate mutually and are connected.
Further, when the cart frame is in the unfolded state, the connecting position of the connecting rod frame and the rear support is positioned in front of the axial lead of the rear support.
Preferably, the upper end of the front bracket and the lower end of the push rod frame are respectively and rotatably connected with the upper end of the rear bracket through a rotating shaft.
Further preferably, the rear support comprises a rear support main rod and a connecting portion which is located at the upper end of the rear support main rod and is transverse to the rear support main rod, and the upper end portion of the front support and the lower end portion of the push rod frame are respectively connected with the front end portion and the rear end portion of the connecting portion in a rotating mode.
Still further preferably, when the stroller frame is in the unfolded state, the upper portion of the front frame, the connecting portion, and the lower portion of the push rod frame extend in the same direction.
According to a specific and preferred embodiment of the present invention, the first sliding member and the second sliding member are sliding sleeves respectively.
According to a further specific and preferred embodiment of the invention, the link frame is a rod.
According to a preferred embodiment of the present invention, the rear bracket includes a rear bracket main rod and a connecting portion located at an upper end of the rear bracket main rod and transverse to the rear bracket main rod, the second slider is slidably disposed along an extending direction of the rear bracket main rod, and an upper end portion of the front bracket and a lower end portion of the push rod bracket are rotatably connected to front and rear end portions of the connecting portion, respectively; the connecting rod frame comprises a transverse extending section and a longitudinal extending section, two end parts of the transverse extending section are respectively and rotatably connected with the first sliding piece and the second sliding piece, and two end parts of the longitudinal extending section are respectively and rotatably connected with the second sliding piece and the lower part of the push rod frame;
when the cart frame is in an unfolded state, the upper part of the front support, the connecting part and the lower part of the push rod frame extend along the same direction, and a first triangular structure is formed among the transverse extending section, the upper part of the rear support and the upper part of the front support; a second triangular structure is formed among the longitudinal extension section, the upper part of the rear bracket and the lower part of the push rod frame; the whole connecting rod frame, the upper part of the front support, the connecting part of the rear support and the lower part of the push rod frame form a third triangular structure in an enclosing mode.
According to a preferred aspect of the present invention, there may be only one locking mechanism, and the locking mechanism is disposed between the slider and the member to which the slider is slidably connected.
In a specific embodiment according to the present invention, the locking mechanism includes a lock groove, a telescopic portion, and a locking mechanism, wherein the lock groove and the telescopic portion are disposed on the sliding member, the locking mechanism is disposed on the front bracket, the rear bracket, at least one of the push rod frame and the sliding member, and the lock groove is matched with a lock tongue, and the lock tongue can be engaged with the lock groove to lock.
Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
the utility model discloses a children's shallow has under excellent stability and folding small prerequisite, and the structure is succinct more, novel.
Drawings
Fig. 1 is a schematic structural view of a stroller according to embodiment 1 of the present invention, in which a side bracket on one side of the stroller is in an unfolded state;
fig. 2 is an exploded view of the stroller according to embodiment 1 of the present invention in a deployed state of the stroller frame;
fig. 3 is a schematic perspective view of a stroller in embodiment 1 of the present invention in a deployed state of a stroller frame;
fig. 4 is a schematic view of an intermediate state of the stroller in the process of changing the stroller frame from the unfolded state to the folded state according to embodiment 1 of the present invention;
FIG. 5 is a schematic perspective view of FIG. 4;
fig. 6 is a schematic structural view of the stroller according to embodiment 1 of the present invention when the stroller frame is in a folded state;
FIG. 7 is a schematic perspective view of FIG. 6;
fig. 8 is a schematic perspective view of a stroller in embodiment 2 of the present invention, in which a stroller frame is in an unfolded state;
fig. 9 is a schematic view of the stroller according to embodiment 2 of the present invention, which is changed from the unfolded state to the folded state;
fig. 10 is a schematic perspective view of a stroller according to embodiment 3 of the present invention in a deployed state of a stroller frame;
fig. 11 is a schematic view of a stroller according to embodiment 3 of the present invention, which changes from an unfolded state to a folded state.
In the figure: 1. a front wheel assembly; 2. a rear wheel assembly; 3. a locking mechanism; 3a, locking grooves; 3b, a lock tongue; 4. a front bracket; 5. a rear bracket; 5a, a rear support main rod; 5b, a connecting part; 6. a push rod frame; 7. a first slider; 8. a second slider; 9. a connecting rod rest; 9a, a transverse extension section; 9b, a longitudinally extending section; 10. a rotating shaft; 11. a connecting seat.
Detailed Description
The invention is further described with reference to the accompanying drawings and specific embodiments:
the utility model relates to an improvement to children's shallow, more specifically the improvement to children's shallow's frame that says so. The improved stroller has a simpler and more novel structure on the premise of excellent stability and small folding size.
Example 1
As shown in fig. 1 to 7, there is shown a stroller comprising a stroller frame having an unfolded state and a folded state, a front wheel assembly 1, a rear wheel assembly 2, and a locking mechanism 3 for locking the stroller frame in the unfolded state, wherein the stroller frame comprises side brackets at both sides, each of which comprises a front bracket 4 having the front wheel assembly 1 at the lower part, a rear bracket 5 having the rear wheel assembly 2 at the lower part, and a push rod bracket 6, and the front bracket 4, the rear bracket 5, and the push rod bracket 6 are relatively rotatably disposed. In this example, the side stand further includes a first slider 7 slidably provided in the extending direction of the front stand 4, a second slider 8 slidably provided in the extending direction of the rear stand 5, and a link holder 9, and the link holder 9 is rotatably connected to the first slider 7, the second slider 8, and the push rod holder 6, respectively. When the stroller frame is folded, the first slider 7 and the second slider 8 slide downward along the front bracket 4 and the rear bracket 5, respectively, and the front bracket 4, the rear bracket 5, and the push rod bracket 6 rotate relatively and approach each other.
Further, the first sliding member 7 and the second sliding member 8 are respectively sliding sleeves, and are correspondingly sleeved on the front bracket 4 and the rear bracket 5, although the sliding members are not limited to the sliding sleeves, and may adopt other structures.
Further, the rear bracket 5 includes a rear bracket main rod 5a and a connecting portion 5b located at the upper end of the rear bracket main rod 5a and transverse to the rear bracket main rod 5a, the second slider 8 is slidably disposed along the extending direction of the rear bracket main rod 5a, and the upper end of the front bracket 4 and the lower end of the push rod frame 6 are respectively rotatably connected with the front end and the rear end of the connecting portion 5b through a rotating shaft 10.
Further, the link frame 9 is a rod, and specifically includes a transverse extension 9a and a longitudinal extension 9b extending upward and rearward from a rear end of the transverse extension 9a, a front end of the transverse extension 9a is connected to the first slider 7, an intersection of the transverse extension 9a and the longitudinal extension 9b is rotatably connected to the second slider 8, and an upper end of the longitudinal extension 9b is rotatably connected to a lower portion of the push rod frame 6.
As shown in fig. 1, when the stroller frame is in the unfolded state, the upper portion of the front bracket 4, the connecting portion 5b, and the lower portion of the push rod bracket 6 extend in the same direction, the rotation axes between the front bracket 4, the rear bracket 5, and the push rod bracket 6 extend horizontally in the left-right direction of the stroller, and the rotation axes between the link bracket 9 and the first slider 7, the second slider 8, and the push rod bracket 6 also extend horizontally in the left-right direction of the stroller, respectively. A first triangular structure is formed among the transverse extension section 9a of the connecting rod frame 9, the upper part of the rear support 5 and the upper part of the front support 4; a second triangular structure is formed among the longitudinally extending section 9b, the upper part of the rear bracket 5 and the lower part of the push rod bracket 6; the whole of the connecting rod frame 9, the upper part of the front bracket 4, the connecting part 5b of the rear bracket 5 and the lower part of the push rod frame 6 form a third triangular structure. Under this structure, the shallow frame under the expanded condition not only stability is good, and novel structure is fashionable moreover.
According to the present invention, the locking mechanism for locking the frame in the unfolded state may be provided in a conventional manner in the art, without any particular limitation. In this example, the lock mechanism 3 is provided between the second slider 8 and the rear bracket 5. More specifically, as shown in fig. 3, the locking mechanism 3 includes a lock groove 3a opened on the second sliding member 8, and a lock tongue 3b telescopically arranged on the upper portion of the rear bracket 5, and the locking of the stroller frame is realized by the lock tongue 3b being inserted into the lock groove 3a and limiting the second sliding member 8. When the frame of the cart is folded, the bolt 3b is pressed to separate the bolt 3b from the lock groove 3a, and the frame of the cart is unlocked; when the stroller frame is unfolded, the second sliding part 8 slides up to the bolt 3b, and the bolt 3b is embedded into the locking groove 3a, so that the stroller frame is locked in the unfolded state.
When the stroller of the embodiment is folded, the lock tongue 3b is pressed to separate the lock tongue 3b from the lock groove 3a, then the push rod frame 6 is pressed downwards, the push rod frame 6 and the rear support 5 rotate relatively to draw close and drive the second sliding part 8 to slide downwards, the second sliding part 8 drives the first sliding part 7 to slide downwards, the front support 4 and the rear support 5 rotate relatively to draw close under the action of the connecting rod frame 9, and finally the push rod frame 6, the front support 4 and the rear support 5 are folded, so that the stroller frame is kept in a folded state; when the folding stroller is unfolded, the push rod frame 6 is lifted upwards, the push rod frame 6 and the rear support 5 rotate relatively to separate and drive the second sliding part 8 to slide upwards, the second sliding part 8 drives the first sliding part 7 to slide upwards, the front support 4 and the rear support 5 rotate relatively to separate under the action of the connecting rod frame 9, when the second sliding part 8 slides to the lock tongue 3b, the lock tongue 3b is embedded into the lock groove 3a, and the folding stroller frame can be locked in an unfolded state.
Example 2
In this embodiment, a stroller is provided, as shown in fig. 8-9, which is substantially the same as the stroller of embodiment 1, except that two sliders are provided and correspondingly connected to the connecting frame, specifically, the first slider 7 is provided on the push rod frame 6 and can slide along the extending direction of the push rod frame 6; the second slider 8 is arranged on the rear bracket 5 and can slide along the extending direction of the rear bracket 5, and the connecting rod frame 9 is sequentially and rotatably connected with the front bracket 4, the second slider 8 on the rear bracket 5 and the first slider 7 on the push rod frame 6 from front to back. Thus, when the stroller frame is folded, the first slider 7 and the second slider 8 slide downward along the push rod frame 6 and the rear support frame 5, respectively, and the front support frame 4, the rear support frame 5 and the push rod frame 6 rotate relatively and approach each other.
Further, when the stroller frame is in the unfolded state, the connection point of the link frame 9 and the front bracket 4 is located behind the axial line of the front bracket 4, and the connection point of the link frame 9 and the second sliding member 8 on the rear bracket 5 is located in front of the axial line of the rear bracket 5. In this example, the front bracket 4 and the second slider 8 are respectively provided with a connecting seat 11, the connecting seat 11 on the front bracket 4 is located behind the axial lead of the front bracket 4, the connecting seat 11 on the second slider 8 is located in front of the axial lead of the rear bracket 5, and the connecting rod frame 9 is respectively and rotatably connected with the connecting seat 11 on the front bracket 4, the connecting seat 11 on the second slider 8 and the first slider 7 on the push rod frame 6 from front to back.
In this example, the lock mechanism 3 is provided between the second slider 8 and the rear bracket 5. When the stroller of the embodiment is folded, the locking tongue 3b is pressed to separate the locking tongue 3b from the locking groove (not shown in the figure), then the push rod frame 6 is pressed downwards, the push rod frame 6 and the rear support 5 rotate relatively to draw close and drive the first sliding part 7 and the second sliding part 8 to slide downwards, the front support 4 and the rear support 5 rotate relatively to draw close under the action of the connecting rod frame 9, and finally the push rod frame 6, the front support 4 and the rear support 5 are folded, so that the stroller frame is kept in a folded state; when the cart frame is unfolded, the push rod frame 6 is lifted upwards, the push rod frame 6 and the rear support 5 rotate relatively to separate and drive the first sliding piece 7 and the second sliding piece 8 to slide upwards, the front support 4 and the rear support 5 rotate relatively under the action of the connecting rod frame 9, when the second sliding piece 8 slides to the lock tongue 3b, the lock tongue 3b is embedded into the lock groove, and the cart frame can be locked in an unfolded state.
Example 3
In this embodiment, a stroller is provided, as shown in fig. 10 to 11, which is substantially the same as the stroller of embodiment 1, except that two sliding members are provided and correspondingly connected to the connecting frame, specifically, the first sliding member 7 is provided on the front frame 4 and can slide along the extending direction of the front frame 4; the second slider 8 is arranged on the push rod frame 6 and can slide along the extension direction of the push rod frame 6, and the connecting rod frame 9 is sequentially and rotatably connected with the first slider 7 on the front bracket 4, the rear bracket 5 and the second slider 8 on the push rod frame 6 from front to back.
Further, when the stroller frame is in the unfolded state, the joint of the link frame 9 and the rear bracket 5 is located in front of the axial line of the rear bracket 5. In this example, the rear bracket 5 is provided with a connecting seat 11, the connecting seat 11 is located in front of the axial lead of the rear bracket 5, and the connecting rod frame 9 is rotatably connected with the first sliding member 7 on the front bracket 4, the connecting seat 11 on the rear bracket 5 and the second sliding member 8 on the push rod frame 6 from front to back in sequence.
In this example, the lock mechanism 3 is provided between the first slider 7 and the front bracket 4. When the stroller of the embodiment is folded, the spring bolt 3b is pressed to separate the spring bolt 3b from the locking groove (not shown in the figure), then the push rod frame 6 is pressed downwards, the push rod frame 6 and the rear support 5 rotate relatively to draw close and drive the second sliding part 8 to slide downwards, the front support 4 and the rear support 5 rotate relatively to draw close under the action of the connecting rod frame 9 and drive the first sliding part 7 to slide downwards, and finally the push rod frame 6, the front support 4 and the rear support 5 are folded, so that the stroller frame is kept in a folded state; when the cart frame is unfolded, the push rod frame 6 is lifted upwards, the push rod frame 6 and the rear support 5 rotate relatively to separate and drive the second sliding piece 8 to slide upwards, the front support 4 and the rear support 5 rotate relatively to separate under the action of the connecting rod frame 9 and drive the first sliding piece 7 to slide upwards, when the first sliding piece 7 slides upwards to the lock tongue 3b, the lock tongue 3b is embedded into the lock groove, and the cart frame can be locked in an unfolded state.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021596357.8U CN212637619U (en) | 2020-08-04 | 2020-08-04 | a children's stroller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021596357.8U CN212637619U (en) | 2020-08-04 | 2020-08-04 | a children's stroller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212637619U true CN212637619U (en) | 2021-03-02 |
Family
ID=74785728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021596357.8U Withdrawn - After Issue CN212637619U (en) | 2020-08-04 | 2020-08-04 | a children's stroller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212637619U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112009549A (en) * | 2020-08-04 | 2020-12-01 | 好孩子儿童用品有限公司 | a children's stroller |
-
2020
- 2020-08-04 CN CN202021596357.8U patent/CN212637619U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112009549A (en) * | 2020-08-04 | 2020-12-01 | 好孩子儿童用品有限公司 | a children's stroller |
| CN112009549B (en) * | 2020-08-04 | 2024-11-05 | 好孩子儿童用品有限公司 | Child cart |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20210302 Effective date of abandoning: 20241105 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20210302 Effective date of abandoning: 20241105 |