CN214524006U - Children's barrow - Google Patents
Children's barrow Download PDFInfo
- Publication number
- CN214524006U CN214524006U CN202022940993.4U CN202022940993U CN214524006U CN 214524006 U CN214524006 U CN 214524006U CN 202022940993 U CN202022940993 U CN 202022940993U CN 214524006 U CN214524006 U CN 214524006U
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- push rod
- rod
- pole
- stroller
- shallow
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- 238000000034 method Methods 0.000 abstract description 7
- 230000000903 blocking effect Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The utility model discloses a children's shallow, including the shallow frame, the shallow frame includes the fore-stock, the after-poppet, push rod assembly, the side handrail, connecting rod and seat pole subassembly, but seat pole subassembly includes relative slip's fore-stock pole and after-poppet pole, the side handrail, two parts in fore-stock and the after-poppet three part rotate to be connected, any part rotation in third part and the aforementioned two parts is connected, perhaps the coaxial rotation of above-mentioned three part is connected, the side handrail still rotates with push rod assembly to be connected, the connecting rod rotates with push rod assembly and after-poppet respectively to be connected, the fore-stock pole rotates with the fore-stock to be connected, the after-poppet pole rotates with the connecting rod to be connected, when children's shallow is folding, the relative after-poppet pole slip of fore-stock makes the length of seat pole subassembly extend earlier the back shorten. In this folding in-process of children's shallow, the back seat pole slides relatively to the front seat pole to make children's shallow can easily cross the dead point position and continue folding, make children's shallow's folding operation very smooth and easy, labour saving and time saving.
Description
Technical Field
The utility model relates to a children's articles for use technical field, concretely relates to children's shallow.
Background
The stroller in the prior art includes a stroller frame having an unfolding position and a folding position, a front wheel assembly and a rear wheel assembly disposed at the bottom of the stroller frame, and a locking mechanism for locking the stroller frame in the unfolding state. For the carrying and depositing of making things convenient for children's shallow, most children's shallow all can be folded, and there is the dead point position at folding in-process in the part children's shallow among the prior art to make folding operation unsmooth, the use of inconvenient children's shallow.
Disclosure of Invention
The utility model aims at providing an improved children's cart aiming at the defects of the prior art.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
a stroller comprising a stroller frame having an expanded and collapsed condition, a front wheel assembly disposed at a bottom front portion of the stroller frame, and a rear wheel assembly disposed at a bottom rear portion of the stroller frame, the stroller frame comprising:
the front bracket is arranged below the front bracket;
the rear wheel assembly is arranged below the rear bracket;
a push rod assembly;
the upper part of the side armrest is rotatably connected with the push rod assembly, two of the three parts of the lower part of the side armrest, the upper part of the front bracket and the upper part of the rear bracket are rotatably connected, and the third part is rotatably connected with any one of the two parts or is rotatably connected with the same shaft;
the two end parts of the connecting rod are respectively and rotatably connected with the push rod assembly and the rear bracket;
the seat rod assembly comprises a rear seat rod and a front seat rod which is arranged on the rear seat rod in a sliding manner along the length extension direction of the rear seat rod, the front part of the front seat rod is rotationally connected with the front bracket, and the rear part of the rear seat rod is rotationally connected with the connecting rod;
when the child stroller is folded, the front seat rod slides relative to the rear seat rod to enable the length of the seat rod assembly to be firstly extended and then shortened.
Preferably, the length of the seat post assembly when the stroller is in the collapsed state is the same as the length of the seat post assembly when the stroller is in the deployed state.
Preferably, the lower part of the side arm rest, the upper part of the front bracket and the upper part of the rear bracket are connected with the same shaft in a rotating way.
Preferably, the push rod assembly comprises an upper push rod and a lower push rod, the upper push rod can be arranged on the lower push rod in a sliding mode along the length extension direction of the lower push rod, and the side armrests and the connecting rods are connected with the lower push rod in a rotating mode.
Further, the upper push rod and the lower push rod are arranged in parallel.
Furthermore, the upper portion of push down pole be fixed be provided with the adapter sleeve of last push rod assorted, the axial lead of adapter sleeve with the axial lead parallel arrangement of push down pole, the axial lead of adapter sleeve with the axial lead collineation of last push rod, the adapter sleeve cover is established on the last push rod and can set up with relative slip between the two.
Further, the children's shallow still including be used for with the push up rod with the locking mechanical system of push down rod's relative position locking, children's shallow has once fold condition and secondary fold condition, works as when children's shallow is in once fold condition, the fore-stock the after-poppet push rod subassembly with the side handrail is drawn close mutually, children's shallow orders about when once folding the completion locking mechanical system unblock, the push up rod can be relative the push down rod slide with the push down rod draws close.
Preferably, on the connecting rod, the rotary connection between the backseat lever and the connecting rod is located between the rotary connection between the push rod assembly and the connecting rod and the rotary connection between the rear bracket and the connecting rod.
Further, the connecting rod is including crossing first pole and the second pole that is the L type, first pole is kept away from the tip of second pole with push rod subassembly rotates mutually and is connected, the second pole is kept away from the tip of first pole with the after-poppet rotates mutually and is connected, the back seat pole with the rotation junction of connecting rod is located the first pole with the crossing department of second pole, works as when children's shallow is in the state of expanding, first pole is located push rod subassembly inboard and with push rod subassembly draws close mutually, the second pole is located the inboard of after-poppet and with the after-poppet draws close mutually.
Preferably, the last fixed stop part that is provided with of after-poppet, when the children's shallow is in the state of expanding, the lower part card of push rod subassembly is established on the stop part, works as when the children's shallow is folding, the lower part of push rod subassembly is kept away from the stop part.
Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage: the utility model discloses a children's shallow simple structure, at children's shallow folding in-process, the relative back seat pole of front stall pole slides to make children's shallow can easily cross the dead point position and continue folding, make children's shallow folding operation very smooth and easy, labour saving and time saving, compact structure, small after this children's shallow folding moreover, portable and deposit make things convenient for children's shallow use.
Drawings
Fig. 1 is a perspective view of the stroller of the present invention in an unfolded state;
fig. 2 is a side view of the stroller of the present invention in an unfolded state;
fig. 3 is one of the perspective views of the stroller of the present invention during one folding process;
FIG. 4 is a side view of the state of FIG. 3;
fig. 5 is a second perspective view of the stroller of the present invention during a folding process;
FIG. 6 is a side view of the condition of FIG. 5;
fig. 7 is a perspective view of the stroller of the present invention in a folded state;
fig. 8 is a side view of the stroller of the present invention in a folded state;
fig. 9 is a perspective view of the stroller of the present invention in a secondary folded state;
fig. 10 is a side view of the stroller of the present invention in a second folded state.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 10, the stroller of the present invention includes a stroller frame 1 having an unfolded state and a folded state, a front wheel assembly 2 disposed at the front portion of the bottom of the stroller frame 1, and a rear wheel assembly 3 disposed at the rear portion of the bottom of the stroller frame 1.
The stroller frame 1 includes a front bracket 11, a rear bracket 12, a push rod assembly 13, side rails 14, a link 15, and a seat rod assembly 16. The front wheel assembly 2 is rotatably connected to a lower portion of the front bracket 11, the rear wheel assembly 3 is rotatably connected to a lower portion of the rear bracket 12, and the seat post assembly 16 includes a rear seat post 161 and a front seat post 162 slidably provided on the rear seat post 161 in a length extending direction of the rear seat post 161.
Two of the three parts of the upper part of the front bracket 11, the upper part of the rear bracket 12 and the lower part of the side handrail 14 are rotatably connected, the third part is rotatably connected with any one of the two parts, or the three parts are rotatably connected with the same shaft, in the embodiment, the three parts of the upper part of the front bracket 11, the upper part of the rear bracket 12 and the lower part of the side handrail 14 are coaxially and rotatably connected; the upper part of the side handrail 14 is rotationally connected with the push rod component 13; one end of the connecting rod 15 is rotationally connected with the push rod assembly 13, and the other end of the connecting rod 15 is rotationally connected with the rear support 12; the front end of the front seat rod 162 is rotatably connected with the front bracket 11, the rear end of the rear seat rod 161 is rotatably connected with the connecting rod 15, and the rotary connection position of the rear seat rod 161 and the connecting rod 15 is located between the rotary connection position of the push rod assembly 13 and the connecting rod 15 and the rotary connection position of the rear bracket 12 and the connecting rod 15.
In this embodiment, the push rod assembly 13 includes a lower push rod 131 and an upper push rod 132 slidably disposed on the lower push rod 131 in a length extending direction of the lower push rod 131, and an upper portion of the side rail 14 and an end portion of the link 15 are rotatably connected to the lower push rod 131. Thus, a four-bar linkage is formed between the lower push bar 131, the side rail 14, the rear bracket 12, and the link 15.
The lower push rod 131 and the upper push rod 132 are arranged in parallel, specifically, the push rod assembly 13 further includes a connecting sleeve 133 fixedly arranged at the upper end portion of the lower push rod 131, the connecting sleeve 133 is matched with the upper push rod 132, the axial lead of the connecting sleeve 133 is arranged in parallel with the axial lead of the lower push rod 131, the axial lead of the connecting sleeve 133 is collinear with the axial lead of the upper push rod 132, and the connecting sleeve 133 is sleeved outside the upper push rod 132 and can be arranged in a relatively sliding manner.
The link 15 includes a first rod 151 and a second rod 152 having an end intersecting each other in an L-shape, the end of the first rod 151 away from the second rod 152 is rotatably connected to the lower push rod 131, the end of the second rod 152 away from the first rod 151 is rotatably connected to the rear bracket 12, and the rotary connection between the backseat lever 161 and the link 15 is located at the intersection of the first rod 151 and the second rod 152.
The rear bracket 12 is provided with a blocking portion 121, in this embodiment, the blocking portion 121 is a U-shaped groove with an opening facing backward, the lower end portion of the lower push rod 131 is fixedly provided with a clamping portion 131a matched with the blocking portion 121, and the clamping portion 131 can be clamped in the U-shaped groove or be released from the U-shaped groove.
When the stroller is in the unfolded state, the locking mechanism is in the locked state, the push-up rod 132 is away from the push-down rod 131, the front frame 11, the side rail 14, the push-down rod 131 and the push-up rod 132 are all obliquely arranged from front to back and upward, the rear frame 12 is obliquely arranged from back to front and upward, the front seat rod 162 and the rear seat rod 161 extend in the front-back direction, the first rod 151 is located inside the push-down rod 131 and is close to the push-down rod 131, the second rod 152 is located inside the rear frame 12 and is close to the rear frame 12, and the blocking portion 131a at the lower portion of the push-down rod 131 is blocked in the blocking portion 121 on the rear frame 12, as shown in fig. 1 and 2. The stroller is neat and attractive in appearance and good in stability in the unfolded state.
The child stroller can be folded for the second time, when the child stroller is folded, the push rod assembly 13 is firstly folded for the first time, so that the lower part of the lower push rod 131 is separated from the blocking part 121 and gradually far away from the blocking part 121, the side handrails 14 are downwards turned to be close to the rear support 12, and the front support 11 is driven to be backwards turned to be close to the rear support 12 through the connecting rod 15 and the seat rod assembly 16; during the forward overturning process of the push rod assembly 13, the seat rod assembly 16 is extended as a whole by driving the relative sliding between the front seat rod 162 and the rear seat rod 161 through the connecting rod 15, so that the stroller can easily cross the dead point position, and the folding operation is very smooth, as shown in fig. 3-6; in the primary folding process, when the push rod assembly 13, the side armrests 14, the rear support 12 and the front support 11 are closed to a certain degree and the push rod assembly 13 is continuously turned over and closed to the rear support 12, the connecting rod 15 drives the front seat rod 162 and the rear seat rod 161 to slide relatively, at this time, the seat rod assembly 16 is integrally shortened until the push rod assembly 13, the side armrests 14, the rear support 12 and the front support 11 are tightly closed together, and the primary folding of the stroller is completed, wherein the structural schematic diagram of the stroller in the primary folding state is shown in fig. 7 and 8; after the child stroller is folded once, the locking mechanism is unlocked; after the locking mechanism is unlocked, the upper push rod 132 is made to slide downwards along the length extending direction of the lower push rod 131 until the upper push rod 132 and the lower push rod 131 are close together, so that the secondary folding of the stroller is completed, and the structural schematic diagram of the stroller in the secondary folding state is shown in fig. 9-10. The length of the seat rod assembly 16 when the stroller is in the folded state is the same as that of the seat rod assembly 16 when the stroller is in the unfolded state, the lower part of the lower push rod 131 is far away from the blocking part 121 on the rear support 12, and the folded stroller is compact in structure, small in size and convenient to carry and store.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot 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 by the protection scope of the present invention.
Claims (10)
1. The utility model provides a children's shallow, is in including having the shallow frame of expansion and fold condition, setting the anterior front wheel subassembly in the end of shallow frame and setting are in the rear wheel subassembly at the end rear portion of shallow frame, its characterized in that: the cart frame includes:
the front bracket is arranged below the front bracket;
the rear wheel assembly is arranged below the rear bracket;
a push rod assembly;
the upper part of the side armrest is rotatably connected with the push rod assembly, two of the three parts of the lower part of the side armrest, the upper part of the front bracket and the upper part of the rear bracket are rotatably connected, and the third part is rotatably connected with any one of the two parts or is rotatably connected with the same shaft;
the two end parts of the connecting rod are respectively and rotatably connected with the push rod assembly and the rear bracket;
the seat rod assembly comprises a rear seat rod and a front seat rod which is arranged on the rear seat rod in a sliding manner along the length extension direction of the rear seat rod, the front part of the front seat rod is rotationally connected with the front bracket, and the rear part of the rear seat rod is rotationally connected with the connecting rod;
when the child stroller is folded, the front seat rod slides relative to the rear seat rod to enable the length of the seat rod assembly to be firstly extended and then shortened.
2. The stroller of claim 1, wherein: when the stroller is in a folded state, the length of the seat post assembly is the same as that of the seat post assembly when the stroller is in an unfolded state.
3. The stroller of claim 1, wherein: the lower parts of the side armrests, the upper parts of the front brackets and the upper parts of the rear brackets are connected in a rotating mode through the same shaft.
4. The stroller of claim 1, wherein: the push rod assembly comprises an upper push rod and a lower push rod, the upper push rod can be arranged on the lower push rod in a sliding mode along the length extension direction of the lower push rod, and the side handrails and the connecting rods are connected with the lower push rod in a rotating mode.
5. The stroller of claim 4, wherein: the upper push rod and the lower push rod are arranged in parallel.
6. The stroller of claim 5, wherein: the upper portion of lower push rod is fixed be provided with last push rod assorted adapter sleeve, the axial lead of adapter sleeve with the axial lead looks parallel arrangement of lower push rod, the axial lead of adapter sleeve with the axial lead collineation of last push rod, the adapter sleeve cover is established on the last push rod and can set up with relative sliding between the two.
7. The stroller of claim 4, wherein: the child cart further comprises a locking mechanism used for locking the relative position of the upper push rod and the lower push rod, the child cart is provided with a primary folding state and a secondary folding state, when the child cart is in the primary folding state, the front support, the rear support, the push rod assembly and the side handrails are closed, the child cart is folded once and then is unlocked by the locking mechanism, and the upper push rod can be opposite to the lower push rod and slides to close to the lower push rod.
8. The stroller of claim 1, wherein: on the connecting rod, the rotary connection position of the backseat rod and the connecting rod is positioned between the rotary connection position of the push rod component and the connecting rod and the rotary connection position of the rear bracket and the connecting rod.
9. The stroller of claim 8, wherein: the connecting rod is including crossing first pole and the second pole that is the L type, first pole is kept away from a tip of second pole with push rod subassembly rotates mutually and is connected, the second pole is kept away from a tip of first pole with the after-poppet rotates mutually and is connected, the back seat pole with the rotation junction of connecting rod is located first pole with the crossing department of second pole, works as when the children's shallow is in the state of expanding, first pole is located push rod subassembly inboard and with push rod subassembly draws close mutually, the second pole is located the inboard of after-poppet and with the after-poppet draws close mutually.
10. The stroller of claim 1, wherein: the last fixed stop part that is provided with of after-poppet, when the children's shallow is in the state of expandeing, push rod assembly's lower part card is established on the stop part, works as when the children's shallow is folding, push rod assembly's lower part is kept away from the stop part.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022940993.4U CN214524006U (en) | 2020-12-10 | 2020-12-10 | Children's barrow |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022940993.4U CN214524006U (en) | 2020-12-10 | 2020-12-10 | Children's barrow |
Publications (1)
Publication Number | Publication Date |
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CN214524006U true CN214524006U (en) | 2021-10-29 |
Family
ID=78291232
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202022940993.4U Active CN214524006U (en) | 2020-12-10 | 2020-12-10 | Children's barrow |
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CN (1) | CN214524006U (en) |
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2020
- 2020-12-10 CN CN202022940993.4U patent/CN214524006U/en active Active
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