Baby stroller folding joint and baby stroller
By designing a folding joint structure and utilizing the cooperation of the push handle latch and the front foot latch, the problem of inconvenient folding of existing children's strollers has been solved, enabling folding and reversing with one hand and improving ease of use.
Patent Information
- Application Number
- CN202423067757.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-12
- Publication Date
- 2025-10-21
- Estimated Expiration
- 2034-12-12
AI Technical Summary
Existing strollers are inconvenient to operate during folding and unfolding, requiring considerable effort and are not convenient enough.
It adopts a folding joint structure, and through the design of push handle pin and front foot pin, it can achieve one-handed operation for folding and reversing. The combination of spring and arc block simplifies the folding process.
It allows for folding and reversing of the stroller with just one hand, featuring a compact structure, small footprint, and simple and convenient operation.
Smart Images
Figure CN223456990U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a children's pushchair technical field, concretely relates to a folding joint and children's pushchair. BACKGROUND
[0002] Children's pushchair is mainly used for the carrier for children to ride outdoors. A children's pushchair will accompany a child for a long time, so its convenience becomes a criterion for parents to purchase.
[0003] Although there are foldable children's pushchairs on the market, they need to be folded by hands and feet, which needs to consume a large force, and need to be fixed by screws when unfolded, so it is inconvenient to use. CONTENT OF THE UTILITY MODEL
[0004] The utility model provides a folding joint and children's pushchair, effectively solve the inconvenient problem of folding of prior art children's pushchair.
[0005] To achieve the above object, the utility model adopts the following technical scheme:
[0006] A folding joint, including push handle joint seat, rear leg joint seat, front leg joint seat, push handle pin, front leg pin, the push handle joint seat is provided with push handle pin with towrope in, the rear leg joint seat is rotatably connected with push handle joint seat and front leg joint seat respectively, the rear leg joint seat upper portion is provided with push handle clamping groove, the middle part is provided with locking slide, and the locking slide is provided with front leg pin in, the front leg joint seat is provided with front leg clamping groove, when folding, push handle pin is separated from push handle clamping groove under the action of external force, makes push handle joint seat can rotate downward, simultaneously drives front leg pin to move downward in locking slide, and then makes front leg pin separate from front leg clamping groove, thereby makes front leg joint seat can rotate relative to rear leg joint seat, and completes folding.
[0007] As the preferred of the above scheme, the push handle joint seat is further provided with spring for pushing push handle pin into push handle clamping groove.
[0008] As the preferred of the above scheme, the push handle joint seat is provided with arc block for pushing front leg pin downward.
[0009] As the preferred of the above scheme, the rear leg joint seat upper portion is further provided with push handle reversing clamping groove.
[0010] As the preferred of the above scheme, the rear leg joint seat lower portion is provided with arc slide, and push handle pin enters arc slide when folding.
[0011] As the preferred of the above scheme, the front leg pin includes sliding block matched with locking slide, the sliding block is provided with pin extended into front leg clamping groove, and the sliding block is provided with return spring in.
[0012] A child stroller comprising the above folding joint, further comprising a front leg, a rear leg and a push handle; the front leg is fixedly connected with the front joint seat, and a steering wheel is installed at the lower end of the front leg; the rear leg is fixedly connected with the rear joint seat, and a moving wheel is installed at the lower end of the rear leg; the push handle is fixedly connected with the push handle joint seat, and a folding button connected with a traction rope is arranged on the push handle.
[0013] Due to the above structure, the utility model has the advantages that:
[0014] 1. When the push handle pin in the push handle joint seat is separated from the push handle slot under the action of an external force, it can be moved into the arc-shaped slide way of the rear joint seat, and simultaneously drives the front pin to move downward in the locking slide way, so as to separate the front pin from the front slot, thereby enabling the front joint seat to rotate relative to the rear joint seat, completing the folding action, which is simple to operate and can be completed by one hand, and the structure is compact, and the stroller occupies a small space after being folded.
[0015] 2. The push handle reversing slot is additionally arranged, and when reversing, the stroller can be reversed by simply operating the reversing push handle, which is reasonable in structure and convenient to operate. BRIEF DESCRIPTION OF DRAWINGS
[0016] In order to more clearly illustrate the technical scheme in the embodiments of the utility model, the drawings needed in the embodiment description will be briefly introduced.
[0017] Figure 1 、 Figure 2 Fig. 1 is a structural schematic view of the folding joint of the utility model;
[0018] Figure 3 、 Figure 4 Fig. 2 is a structural schematic view of the folding joint of the utility model in an unfolded state;
[0019] Figure 5 、 Figure 6 Fig. 3 is a structural schematic view of the folding joint of the utility model in a folded state;
[0020] Figure 7 Fig. 4 is a structural schematic view of the child stroller of the utility model in an unfolded state;
[0021] Figure 8 Fig. 5 is a structural schematic view of the child stroller of the utility model when reversing;
[0022] Figure 9 Fig. 6 is a structural schematic view of the child stroller of the utility model in a folding process;
[0023] Figure 10 Fig. 7 is a structural schematic view of the child stroller of the utility model in a folded state. DETAILED DESCRIPTION
[0024] The following is a clear and complete description of the technical solution of the present invention in conjunction with the accompanying drawings. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.
[0025] like Figures 1 to 6 As shown, this embodiment provides a folding joint, including a handlebar joint seat 1, a rear foot joint seat 2, a front foot joint seat 3, a handlebar latch 4, and a front foot latch 6.
[0026] A push handle pin 4 with a traction rope is provided in the push handle joint seat 1. A spring 5 for pushing the push handle pin 4 into the push handle slot 21 is also provided in the push handle joint seat 1; an arc block 11 for pushing the front foot pin 6 downward is provided on the push handle joint seat 1.
[0027] The rear foot joint seat 2 is rotatably connected to the push handle joint seat 1 and the front foot joint seat 3 respectively. A push handle slot 21 is provided on the upper part of the rear foot joint seat 2, an arc-shaped slide 22 is provided on the lower part, a locking slide 23 is provided in the middle part, and a front foot pin 6 is provided in the locking slide 23.
[0028] The upper portion of the rear foot joint seat 2 is further provided with a push handle reversing slot 24 .
[0029] The forefoot joint seat 3 is provided with a forefoot slot 31 .
[0030] The front foot latch 6 includes a slider 61 that cooperates with the locking slide 23 . The slider 61 is provided with a latch 62 that extends into the front foot slot 31 . A return spring 63 is provided in the slider 61 .
[0031] like Figures 7 to 10 As shown, this embodiment also provides a child stroller, including the above-mentioned stroller folding joint, and also includes a front foot rod 30, a rear foot rod 20, and a push handle 10; the front foot rod 30 is fixedly connected to the front foot joint seat 3, and the lower end of the front foot rod 30 is equipped with a steering wheel 40; the rear foot rod 20 is fixedly connected to the rear foot joint seat 2, and the lower end of the rear foot rod 20 is equipped with a moving wheel 50; the push handle 10 is fixedly connected to the push handle joint seat 1, and a stroller folding button 60 connected to the traction rope is provided on the push handle 10.
[0032] The working principle of the above structure is:
[0033] When expanded, Figure 3 、 Figure 4 As shown, the push handle latch 4 of the folding joint is stuck in the push handle slot 21, the slider 61 of the front leg latch 6 is located at the top of the locking slide 23, and the latch 62 of the front leg latch 6 is stuck in the front leg slot 31. Figure 7 As shown, the push handle 10 and the front foot rod 30 are nearly parallel.
[0034] If reversing is needed, press the folding button 60, release the locking of the push handle pin 4 and the push handle slot 21, rotate the push handle 10 forward, rotate the push handle pin 4 into the push handle reversing slot 24, and the child stroller is reversed as shown. Figure 8
[0035] If folding is needed, press the folding button 60, the push handle pin 4 is moved outward under the traction of the traction rope, and is separated from the push handle slot 21, at this time, press the push handle 10 downward to rotate it downward as shown, drive the push handle pin 4 into the arc slide 22, at the same time, the arc block 11 on the push handle joint base 1 pushes the slide block 61 to move downward in the locking slide 23 as shown, and further make the pin 62 separate from the front leg slot 31 as shown, so that the front leg 30 can rotate relative to the rear leg 20, and the child stroller is folded as shown. Figure 9 Figure 5 Figure 6 Figure 10
[0036] The above is only the preferred embodiment of the present application, and is not used to limit the present application, for the person skilled in the art, the present application can have various changes and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims
1. A truck articulation joint, characterized by: The push handle joint seat, the rear leg joint seat, the front leg joint seat, the push handle pin, and the front leg pin are included. The push handle joint seat is internally provided with a push handle pin with a traction cable. The rear leg joint seat is rotationally connected with the push handle joint seat and the front leg joint seat, and is provided with a push handle slot at the upper portion, a locking slide at the middle portion, and a front leg pin in the locking slide. The front leg joint seat is provided with a front leg slot. When the vehicle is collected, the push handle pin is separated from the push handle slot under the action of external force, so that the push handle joint seat can be rotated downward, and the front leg pin is moved downward in the locking slide, so that the front leg pin is separated from the front leg slot, and the front leg joint seat can be rotated relative to the rear leg joint seat, and the collection of the vehicle is completed.
2. A knuckle according to claim 1, wherein: The push handle joint seat is further provided with a spring for pushing the push handle pin into the push handle slot.
3. A folding joint according to claim 1, wherein: The push handle joint seat is provided with an arc block for pushing the front leg pin downward.
4. A folding joint according to claim 1, wherein: The rear leg joint seat is further provided with a push handle reversing slot at the upper portion.
5. A folding joint as claimed in claim 1, wherein: The rear leg joint seat is provided with an arc slide at the lower portion, and the push handle pin enters the arc slide when the vehicle is collected.
6. A knuckle according to claim 1, wherein: The front leg pin includes a sliding block matched with the locking slide, the sliding block is provided with a pin extended into the front leg slot, and the sliding block is provided with a return spring.
7. A stroller characterized by: The collection joint includes the front leg, the rear leg, and the push handle. The front leg is fixedly connected with the front leg joint seat, and the lower end of the front leg is provided with a steering wheel. The rear leg is fixedly connected with the rear leg joint seat, and the lower end of the rear leg is provided with a moving wheel. The push handle is fixedly connected with the push handle joint seat, and the push handle is provided with a collection button connected with the traction cable.