CN112109794A - Children's barrow - Google Patents
Children's barrow Download PDFInfo
- Publication number
- CN112109794A CN112109794A CN202011055959.7A CN202011055959A CN112109794A CN 112109794 A CN112109794 A CN 112109794A CN 202011055959 A CN202011055959 A CN 202011055959A CN 112109794 A CN112109794 A CN 112109794A
- Authority
- CN
- China
- Prior art keywords
- rod
- support
- stroller
- seat
- rotatably connected
- 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.)
- Pending
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B7/00—Carriages for children; Perambulators, e.g. dolls' perambulators
- B62B7/04—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
- B62B7/06—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
- B62B7/08—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis
- B62B7/083—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis the wheel axes being moved from each other during folding
Abstract
The invention discloses a child stroller, which comprises a stroller frame, wherein the stroller frame comprises a front support, a rear support, a push rod, a seat rod, a supporting rod and a sliding part, two of the three components, namely the upper part of the front support, the upper part of the rear support and the lower part of the push rod, are rotatably connected, the third component is rotatably connected with any one of the two components, or the three components are coaxially and rotatably connected, the seat rod is rotatably connected with the front support, the seat rod is rotatably connected with one end part of the supporting rod, the other end part of the supporting rod is rotatably connected with the push rod, the sliding part can be arranged on the supporting rod in a sliding mode along the length extension direction of the supporting rod, and the sliding part is rotatably connected with the rear. This children's shallow is folding, and the push rod can be backward and downwardly rotating under self action of gravity to drive the relative slider of vaulting pole and slide down, can make the fore-stock overturn backward through the seat pole, whole folding in-process need not any member of people's manual operation, makes this children's shallow's folding operation very convenient.
Description
Technical Field
The invention relates to the technical field of children products, in particular to a stroller.
Background
The child stroller provides great convenience for adults to carry small children for outdoor activities, so that the child stroller gradually becomes a necessity for adults to carry children for outdoor activities. In order to facilitate the carrying and storage of the stroller, the stroller frame of the stroller can be folded. The existing stroller has various types, different numbers of stroller frame rods and different connecting positions among the rods, so that the folding principle, the folding mode and the folding effect are different, and part of the stroller can not be folded with a seat pocket, so that the stroller is inconvenient to use.
Disclosure of Invention
The object of the present invention is to address the deficiencies of the prior art by providing an improved stroller.
In order to achieve the purpose, the invention adopts the technical scheme that:
a children's barrow with unfolding and folding states comprises a stroller frame, a front wheel assembly arranged at the front part of the bottom of the stroller frame and a rear wheel assembly arranged at the rear part of the bottom of the stroller frame, wherein the stroller frame comprises a front support used for installing the front wheel assembly, a rear support used for installing the rear wheel assembly, a push rod, a seat rod, a support rod and a sliding piece, two of the three parts of the upper part of the front support, the upper part of the rear support and the lower part of the push rod are rotationally connected, the third part is rotationally connected with any one of the two parts, or the three parts are rotationally connected with the same shaft, the seat rod is rotationally connected with the front support, the seat rod is rotationally connected with one end part of the support rod, the other end part of the support rod is rotationally connected with the push rod, the sliding piece can be slidingly arranged on the support rod along the length extension direction of the support rod, the sliding piece is rotatably connected with the rear support, when the stroller is folded, the push rod rotates backwards and downwards under the action of self gravity to be close to the rear support, the support rod is driven to slide downwards relative to the sliding piece, and the front support is turned backwards to be close to the rear support through the seat rod.
Preferably, when the stroller is in the unfolded state, the rotating connection position of the stay bar and the push bar is located at the lower part of the push bar and above the rotating connection position of the front bracket and/or the rear bracket and the push bar on the push bar.
Preferably, when the stroller is in the unfolded state, the stay extends in the up-down direction, and the sliding member is located below the rotational joint of the push rod and the stay, above the rotational joint of the seat rod and the stay, and close to the rotational joint of the seat rod and the stay.
Preferably, when the stroller is in the unfolded state, the rotary joint of the seat post and the front bracket is located at the upper part of the front bracket and below the rotary joint of the rear bracket and/or the push rod and the front bracket on the front bracket.
Preferably, when the stroller is in the unfolded state, the rotational connection between the sliding member and the rear bracket is located below the rotational connection between the front bracket and/or the push rod and the rear bracket on the rear bracket.
Preferably, when the stroller is in the unfolded state, the seat rod extends in the front-rear direction, and the rotational connection position of the stay rod and the seat rod is located behind the rotational connection position of the front bracket and the seat rod.
Further, the rotary connection position of the stay bar and the seat bar is positioned in the middle of the seat bar.
Preferably, the seat post comprises a first post and a second post, when the stroller is in the unfolded state, the first post extends obliquely downward from front to back, the second post extends obliquely upward from front to back or extends along a horizontal direction, a front portion of the first post is rotatably connected with the front bracket, a rear portion of the first post is fixedly connected with or integrally provided with a front portion of the second post, and a joint of the stay bar and the seat post is located at a joint of the first post and the second post.
Preferably, the rear bracket comprises a rear support rod and a connecting piece arranged at the upper end part of the rear support rod, the upper part of the connecting piece is rotatably connected with the lower part of the push rod, and the lower part of the connecting piece is rotatably connected with the upper part of the front bracket.
Preferably, the stroller further comprises a locking mechanism for locking the stroller frame in the unfolded state and an unlocking mechanism for driving the locking mechanism to unlock, the locking mechanism is arranged between the support rod and the sliding piece and used for locking the relative position of the support rod and the sliding piece, the unlocking mechanism comprises an unlocking knob and a connecting assembly which are arranged on the push rod in a sliding manner, and the connecting assembly is respectively connected with the unlocking knob and the locking mechanism.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages: when the child stroller is folded, the push rod can rotate backwards and downwards under the action of the gravity of the push rod to be close to the rear support, so that the support rod is driven to slide downwards relative to the sliding piece, the front support can turn backwards and close to the rear support through the seat rod, and in the whole folding process of the child stroller, any rod piece does not need to be operated by hands, so that the folding operation of the child stroller is very convenient, and the folded child stroller has a small structural volume, can stand on the ground and is convenient to carry and store.
Drawings
FIG. 1 is a perspective view of the stroller of the present invention in an expanded configuration;
FIG. 2 is a side view of the stroller of the present invention in an extended position;
FIG. 3 is a side view of the stroller of the present invention during folding;
fig. 4 is a side view of the stroller of the present invention in a folded position.
Detailed Description
The technical solution of the present invention is further explained with reference to the drawings and the specific embodiments.
As shown in fig. 1 to 4, the stroller of the present invention includes a stroller frame 1, a front wheel assembly 40 disposed at a bottom front portion of the stroller frame 1, and a rear wheel assembly 50 disposed at a bottom rear portion of the stroller frame 1.
The stroller frame 1 includes a front bracket 11, a rear bracket 12, a push rod 13, a seat rod 14, a stay rod 15, and a slider 16.
The front wheel assembly 40 is disposed at a lower portion of the front bracket 11.
The rear wheel assembly 50 is disposed at a lower portion of the rear bracket 12.
Two of the three components of the upper part of the front bracket 11, the upper part of the rear bracket 12 and the lower part of the push rod 13 are rotatably connected, the third component is rotatably connected with any one of the two components, or the three components are rotatably connected with the same shaft.
In this embodiment, the rear bracket 12 includes a rear support rod 121 and a connecting member 122 disposed on an upper portion of the rear support rod 121, the connecting member 122 and the rear support rod 121 are connected to form a T-shaped structure, an upper portion of the connecting member 122 is rotatably connected to a lower portion of the push rod 13 via a first shaft 21, and a lower portion of the connecting member 122 is rotatably connected to an upper portion of the front bracket 11 via a second shaft 22.
One end of the seat post 14 is rotatably connected to the front bracket 11 via a third shaft 23, and the seat post 14 is rotatably connected to one end of the stay rod 15 via a fourth shaft 24.
The other end of the stay 15 is rotatably connected to the push rod 13 via a fifth shaft 25.
The sliding member 16 is slidably provided on the stay 15 in the longitudinal direction of the stay 15, and the sliding member 16 is rotatably connected to the rear stay 121 via a sixth shaft 26.
Thus, a slider-crank mechanism is formed between the push rod 13, the rear bracket 12, the slider 16 and the stay 15.
On the front frame 11, the third shaft 23 is located at the upper part of the front frame 11 and below the second shaft 22 when the stroller is in the unfolded state. On the rear bracket 12, the sixth shaft 26 is located below the first shaft 21 and the second shaft 22. On the pushrod 13, the fifth shaft 25 is located at a lower portion of the pushrod 13, and the fifth shaft 25 is located above the first shaft 21. The stay 15 extends in the up-down direction, and on the stay 15, the slider 16 is located below the fifth shaft 25 and above the fourth shaft 24, and near the fourth shaft 24. The seatpost 14 extends in the front-rear direction, and the fourth shaft 24 is located in the middle of the seatpost 14 and rearward of the third shaft 23.
In this embodiment, the seat bar 14 includes a first bar 141 and a second bar 142, when the stroller is in the unfolded state, the first bar 141 extends obliquely downward from front to back, the second bar 142 extends obliquely upward from front to back or extends in a horizontal direction, a front portion of the first bar 141 is rotatably connected to the front frame 11 via the third shaft 23, a rear portion of the first bar 141 is fixedly connected to or integrally provided with a front portion of the second bar 142, and the fourth shaft 24 is located at a position where the first bar 141 and the second bar 142 are connected. The first bar 141 is used to support the legs of the child and the second bar 142 is used to support the hips of the child.
The stroller further comprises a locking mechanism for locking the stroller frame 1 in the unfolded state and an unlocking mechanism for actuating the locking mechanism to unlock the stroller for folding. In this embodiment, a locking mechanism is provided between the stay 15 and the slider 16 for locking the relative positions of the two, as long as the positions of the two components are relatively fixed, the position of the entire stroller frame 1 is fixed. The unlocking mechanism comprises an unlocking knob 3 and a connecting assembly, wherein the unlocking knob 3 and the connecting assembly are slidably arranged on the push rod 13, and the connecting assembly is respectively connected with the unlocking knob 3 and the locking mechanism. When the unlocking knob 3 is operated in the locking state of the locking mechanism, the locking mechanism can be driven to unlock through the connecting component. The locking mechanism and the connecting assembly can adopt the structure in the prior art.
When the stroller is in the unfolded state, the locking mechanism is in the locked state, the front frame 11, the connecting member 122 and the push rod 13 all extend obliquely upward from front to back, the three components extend in the same linear direction, the rear rod 121 extends obliquely downward from front to back, the seat rod 14 extends in the forward and backward direction, the stay rod 15 extends in the upward and downward direction, and the slider 16 is located at the lower part of the stay rod 15 on the stay rod 15. As shown in fig. 1 and 2.
When the stroller is folded, the unlocking knob 3 is operated first to unlock the locking mechanism. After the locking mechanism is unlocked, the push rod 13 rotates backwards and downwards relative to the rear support 12 around the first shaft 21 under the action of self gravity to be close to the rear support 12, the support rod 15 is driven to slide downwards relative to the sliding piece 16, the fourth shaft 24 moves downwards, the seat rod 14 pulls the front support 11 to rotate backwards around the second shaft 22 to be close to the rear support 12, the folding process is shown in fig. 3 until all the rod pieces forming the stroller frame 1 are close to each other, and finally the stroller frame is folded as shown in fig. 4. In the folding process of the whole children stroller, no rod piece needs to be operated by hands, so that the folding operation of the children stroller is very convenient. And the folding structure of the baby stroller is compact, the volume is small, the baby stroller can stand on the ground, and the carrying and the storage are convenient.
The above embodiments are merely illustrative of the technical ideas 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 implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (10)
1. The utility model provides a children's shallow, has expansion and fold condition, children's shallow includes the shallow frame, sets up the anterior front wheel subassembly in the end of shallow frame is in with the setting the rear wheel subassembly at the end rear portion of shallow frame, its characterized in that: the stroller frame comprises a front support for mounting the front wheel assembly, a rear support for mounting the rear wheel assembly, a push rod, a seat rod, a support rod and a sliding part, wherein two of the three components of the upper part of the front support, the upper part of the rear support and the lower part of the push rod are rotatably connected, the third component is rotatably connected with any one of the two components, or the three components are rotatably connected with the same shaft, the seat rod is rotatably connected with the front support, one end part of the seat rod is rotatably connected with one end part of the support rod, the other end part of the support rod is rotatably connected with the push rod, the sliding part can be arranged on the support rod in a sliding manner along the length extension direction of the support rod, the sliding part is rotatably connected with the rear support, and when the stroller is folded, the push rod rotates backwards and downwards under the action of self gravity to be close to the rear support, the support rod is driven to slide downwards relative to the sliding piece, and the front support is turned backwards to be close to the rear support through the seat rod.
2. The stroller of claim 1, wherein: when the children's barrow is in an unfolding state, on the push rod, the rotating connection position of the support rod and the push rod is positioned at the lower part of the push rod and above the rotating connection position of the front support and/or the rear support and the push rod.
3. The stroller of claim 1, wherein: when the stroller is in the unfolded state, the supporting rod extends along the vertical direction, and the sliding piece is located below the rotating connection position of the push rod and the supporting rod, located above the rotating connection position of the seat rod and the supporting rod and close to the rotating connection position of the seat rod and the supporting rod.
4. The stroller of claim 1, wherein: when the stroller is in the unfolded state, on the front support, the rotary connection part of the seat rod and the front support is positioned at the upper part of the front support and is positioned below the rotary connection part of the rear support and/or the push rod and the front support.
5. The stroller of claim 1, wherein: when the child stroller is in the unfolding state, on the rear support, the rotating connection position of the sliding piece and the rear support is positioned below the rotating connection position of the front support and/or the push rod and the rear support.
6. The stroller of claim 1, wherein: when the stroller is in an unfolded state, the seat rod extends along the front-back direction, and the rotary connection position of the support rod and the seat rod is located behind the rotary connection position of the front support and the seat rod.
7. The stroller of claim 6, wherein: the rotary connection part of the stay bar and the seat bar is positioned in the middle of the seat bar.
8. The stroller of claim 1, wherein: the seat post comprises a first post and a second post, when the stroller is in a unfolding state, the first post slants downward from the front to the back and extends upward from the front to the back or extends along the horizontal direction, the front part of the first post is rotatably connected with the front support, the rear part of the first post is fixedly connected with or integrally arranged with the front part of the second post, and the joint of the support rod and the seat post is located at the joint of the first post and the second post.
9. The stroller of claim 1, wherein: the rear support comprises a rear supporting rod and a connecting piece arranged at the upper end of the rear supporting rod, the upper portion of the connecting piece is rotatably connected with the lower portion of the push rod, and the lower portion of the connecting piece is rotatably connected with the upper portion of the front support.
10. The stroller of claim 1, wherein: child cart still including be used for with the locking mechanical system of shallow frame locking under the expansion state with be used for ordering about the release mechanism of locking mechanical system unblock, locking mechanical system sets up the vaulting pole with be used for between the slider with the relative position locking of the two, release mechanism is including setting up with sliding the unblock knob and coupling assembling on the push rod, coupling assembling respectively with the unblock knob with locking mechanical system connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011055959.7A CN112109794A (en) | 2020-09-30 | 2020-09-30 | Children's barrow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011055959.7A CN112109794A (en) | 2020-09-30 | 2020-09-30 | Children's barrow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112109794A true CN112109794A (en) | 2020-12-22 |
Family
ID=73798704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011055959.7A Pending CN112109794A (en) | 2020-09-30 | 2020-09-30 | Children's barrow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112109794A (en) |
-
2020
- 2020-09-30 CN CN202011055959.7A patent/CN112109794A/en active Pending
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