Multifunctional walking learning trolley
By introducing adjustable handles and wheel hubs, gear adjustment blocks and horn knobs into the toddler, the existing toddler cart has solved the problem of single function and large space occupancy, and achieved safety for use for children and adults Sex and space saving effects.
Patent Information
- Application Number
- CN202420260611.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-02-02
- Publication Date
- 2024-12-10
- Estimated Expiration
- 2034-02-02
AI Technical Summary
The existing toddler has a single function, the handle and casters are fixed, the steering is difficult, and the speed is lacking. It is easy to fall when used, and it occupies a large space during storage, making it inconvenient to use.
A multi-functional toddler is designed, using an adjustable handle, adjustable wheel hub, gear adjustment block and horn knob to achieve two-stage adjustment of the handle, free rotation of the front wheel, and speed adjustment of the rear wheel, which increases safety and when not in use, the removable structure is used as a storage box.
The handle is made suitable for children and adults, which increases safety, reduces the risk of falling, and saves space when placed at home for easy storage.
Smart Images
Figure CN222129801U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of strollers, in particular to a multifunctional stroller for learning to walk. Background Art
[0002] As a toy for children learning to walk, strollers are widely loved by people, but common strollers often have simple functions. The handles and casters are fixed, making it difficult to turn; there is no speed adjustment function, and children may fall down easily when using them at too fast speed; when not in use, they take up a lot of space when stored at home, which causes many inconveniences in use. Utility Model Content
[0003] The purpose of the utility model is to provide a multifunctional baby stroller to solve the problems raised in the above-mentioned background technology.
[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: including a box body, a connecting shaft mounting frame, a front connecting shaft, a rear connecting shaft, a handle base, a handle adjustment rod, an adjustment handle, a gear adjustment block, an adjustment button, a fan-shaped connecting plate, a U-shaped shaft, a wheel hub, a tire, a wheel hub cover, a threaded pipe sleeve, a spring buckle, a speaker plate, a speaker knob, a traction rope, and a piston; a connecting shaft mounting frame is installed on each of the front and rear sides of the lower surface of the box body, and a traction rope is installed in the center of the front side surface; clamping columns are provided at the left and right ends of the lower surface of the front connecting shaft, and are respectively equipped with the rear connecting shaft on the front and rear connecting shaft mounting frames; the handle base is installed on the left and right sides of the box body, and a gear groove is opened inside it; the handle adjustment There are two circular holes on the inner side of the top of the section rod, and a gear groove is also opened on the bottom. A connecting rod is arranged in the center of the gear groove, which passes through the gear adjustment block and is installed on the handle base, and an adjustment button is installed on the outside; the adjustment handle is installed on the handle adjustment rod; one end of the U-shaped shaft passes through the fan-shaped connecting plate and is fixed to the two ends of the front connecting shaft, and the other end is installed on the wheel hub. The other end of the fan-shaped connecting plate has a slot, which is inserted into the clamping column on the lower side of the front connecting shaft; the outside of the wheel hub is respectively equipped with a tire and a wheel hub cover; the threaded pipe sleeve is installed on the left and right sides of the rear connecting shaft, and passes through the horn knob, the horn plate, and the wheel hub in sequence from the inside to the outside, and its outer end face is equipped with a spring buckle to limit the wheel hub; the piston is installed on the upper rear side of the box body.
[0005] As a preferred technical solution of the utility model, the box body is blow-molded, is hollow inside, is provided with a water inlet in the center of the upper part of the rear side, and is sealed with a piston.
[0006] As a preferred technical solution of the utility model, the height of the adjustment handle is adjusted in two levels, and two corresponding circular clamping holes are opened on the upper and lower inner sides of the adjustment handle.
[0007] As a preferred technical solution of the utility model, the gear adjustment block is a three-gear adjustment block, the gear groove at the bottom of the handle adjustment rod cooperates with it, and a spring is installed on the connecting rod.
[0008] As a preferred technical solution of the utility model, one end of the spring passes through the gear adjustment block and presses on the handle adjustment rod, and the other end presses on the handle base.
[0009] Compared with the prior art, the beneficial effects of the utility model are as follows: the handle of the utility model can be adjusted in two stages, which are respectively suitable for children and adults; the body of the utility model is light and can be filled with water for counterweight, the front wheel can rotate freely, and the rear wheel can adjust the vehicle speed through the horn knob, which increases safety and is suitable for children; when placed at home, the handle wheel hub and other structures can be disassembled and used as a storage box; when the push handle is not in use, a traction rope can be used to pull the vehicle. BRIEF DESCRIPTION OF THE DRAWINGS
[0010] Figure 1 A three-dimensional diagram of the utility model Figure 1 ;
[0011] Figure 2 A three-dimensional diagram of the utility model Figure 2 ;
[0012] Figure 3 This is a structural parts diagram of the handle of the utility model;
[0013] Figure 4 This is a structural parts diagram of the front wheel of the utility model;
[0014] Figure 5 This is the rear wheel structure parts diagram of the utility model
[0015] In the figure: box body 1, connecting shaft mounting frame 2, front connecting shaft 31, rear connecting shaft 32, handle base 4, handle adjustment rod 5, adjustment handle 6, gear adjustment block 7, adjustment button 8, fan-shaped connecting plate 9, U-shaped shaft 10, wheel hub 11, tire 12, wheel hub cover 13, threaded sleeve 14, spring buckle 15, speaker plate 16, speaker knob 17, traction rope 18 DETAILED DESCRIPTION
[0016] Example 1
[0017] like Figures 1 to 5As shown, the utility model discloses a multifunctional baby stroller, comprising a box body 1, a connecting shaft mounting frame 2, a front connecting shaft 31, a rear connecting shaft 32, a handle base 4, a handle adjustment rod 5, an adjustment handle 6, a gear adjustment block 7, an adjustment button 8, a fan-shaped connecting plate 9, a U-shaped shaft 10, a wheel hub 11, a tire 12, a wheel hub cover 13, a threaded pipe sleeve 14, a spring buckle 15, a speaker sheet 16, a speaker knob 17, a traction rope 18, and a piston 19; a connecting shaft mounting frame 2 is respectively installed on the front and rear sides of the lower surface of the box body 1, and a traction rope 18 is equipped in the center of the front side; a clamping column is provided at both left and right ends of the lower surface of the front connecting shaft 31, and is respectively equipped with the rear connecting shaft 32 on the front and rear connecting shaft mounting frames 2; the handle base 4 is installed on the left and right sides of the box body 1, and a gear groove is opened inside thereof; the There are two circular holes on the inner side of the top of the handlebar adjusting rod 5, and a gear groove is also opened at the bottom. A connecting rod is arranged in the center of the gear groove, which passes through the gear adjustment block 7 and is installed on the handlebar base 4, and an adjustment button 8 is installed on the outside; the adjustment handle 6 is installed on the handlebar adjusting rod 5; one end of the U-shaped shaft 10 passes through the fan-shaped connecting plate 9 and is fixed to the two ends of the front connecting shaft 31, and the other end is installed on the wheel hub 11. The other end of the fan-shaped connecting plate 9 has a card slot, which is inserted into the card column on the lower side of the front connecting shaft 3; the outer side of the wheel hub 11 is respectively equipped with a tire 12 and a wheel hub cover 13; the threaded pipe sleeve 14 is installed on the left and right sides of the rear connecting shaft 32, and passes through the horn knob 17, the horn plate 16, and the wheel hub 11 from the inside to the outside in turn, and its outer end face is equipped with a spring buckle 15 to limit the wheel hub 11; the piston 19 is installed on the upper rear side of the box body 1. The box body 1 is blow-molded, and its interior is hollow. A water inlet is provided in the center of the upper part of the rear side, and a piston seal is used. An appropriate amount of water can be injected to counterweight the trolley, which is suitable for children. The front wheel hub 11 is connected to the connecting shaft 3 through a fan-shaped connecting plate 9, and can rotate freely. The angle limit pin controls the steering angle range of the front wheel, making the overall steering easier; the rear wheel uses a horn knob 17 to adjust the vehicle speed, making the overall steering more controllable; an anti-collision component is installed on the front side of the box body to play a buffering role when hitting obstacles during driving; after the front and rear wheels are removed, the box body 1 can be used as a storage box.
[0018] The working principle of the utility model is as follows: when in use, the gear of the adjustment handle 6 can be selected according to the height of the user, one gear is suitable for children, and the other gear is suitable for adults, and a plastic interlayer is set at the snap button position to facilitate the snap button to align with the hole; when turning as a whole, the front wheels are connected to the front connecting shaft 3 separately through the fan-shaped connecting plate 9, which is more free when turning, and the groove on the fan-shaped connecting plate 9 can limit the rotation angle of the front wheels; the rear wheel adopts a deceleration design, and the snap button 15 limits the wheel hub 11. By turning the horn knob 17, the horn sheet is pressed against the wheel hub 11 to increase the friction force to achieve the purpose of adjusting the vehicle speed. The adjustment handle 6 is divided into three gears. Press and hold the adjustment buttons 8 on both sides and rotate them at the same time to match the internal gear adjustment block 7 with the gear groove to change the angle.
[0019] The handle of the utility model can be adjusted in two stages, which are respectively suitable for children and adults; the body of the utility model is light and can be filled with water for counterweight, the front wheel can rotate freely, and the rear wheel can adjust the vehicle speed through the horn knob, which increases safety and is suitable for children; when placed at home, the handle wheel hub and other structures can be disassembled and used as a storage box.
[0020] Although the specific embodiments of the present invention are described in detail above, the present invention is not limited to the above embodiments. Various changes can be made within the knowledge of ordinary technicians in this field without departing from the purpose of the present invention, and modifications or deformations without creative labor are still within the scope of protection of the present invention.
Claims
1. A multifunctional walking cart, characterized by: The invention comprises a box body (1), a connecting shaft mounting frame (2), a front connecting shaft (31), a rear connecting shaft (32), a handle base (4), a handle adjustment rod (5), an adjustment handle (6), a gear adjustment block (7), an adjustment button (8), a fan-shaped connecting plate (9), a U-shaped shaft (10), a wheel hub (11), a tire (12), a wheel hub cover (13), a threaded pipe sleeve (14), a spring buckle (15), a speaker plate (16), a speaker knob (17), a traction rope (18), and a piston (19); a connecting shaft mounting frame (2) is respectively mounted on the front and rear sides of the lower surface of the box body (1), and a traction rope (18) is mounted in the center of the front side; a clamping column is provided at both left and right ends of the lower surface of the front connecting shaft (31), and is respectively mounted on the front and rear connecting shaft mounting frames (2) with the rear connecting shaft (32); the handle base (4) is mounted on the left and right sides of the box body (1), and a gear groove is opened inside the handle adjustment rod (5) Two circular holes are formed on the inner side of the top, and a gear groove is also formed on the bottom. A connecting rod is provided in the center of the gear groove, which passes through the gear adjustment block (7) and is installed on the handle base (4). An adjustment button (8) is provided on the outer side. The adjustment handle (6) is installed on the handle adjustment rod (5). One end of the U-shaped shaft (10) passes through the fan-shaped connecting plate (9) and is fixed to the two ends of the front connecting shaft (31), and the other end is installed on the wheel hub (11). A slot is formed on the other end of the fan-shaped connecting plate (9). The clamping column is inserted into the lower side of the front connecting shaft (31); the outer side of the wheel hub (11) is respectively equipped with a tire (12) and a wheel hub cover (13); the threaded pipe sleeve (14) is installed on the left and right sides of the rear connecting shaft (32), and passes through the speaker knob (17), the speaker plate (16), and the wheel hub (11) from the inside to the outside in sequence, and the outer end surface thereof is equipped with a spring buckle (15) to limit the wheel hub (11); the piston (19) is installed above the rear side of the box body (1).
2. A multifunctional baby stroller according to claim 1, characterized in that: The box body (1) is blow-molded and hollow inside. A water inlet is provided in the center of the upper part of the rear side surface and is sealed by a piston (19).
3. The multifunctional baby stroller according to claim 1, characterized in that: The height of the adjusting handle (6) can be adjusted in two levels, and two corresponding circular clamping holes are opened at the upper and lower inner sides of the adjusting handle (6).
4. The multifunctional baby stroller according to claim 1, characterized in that: The handle base (4) has three levels of angle adjustment, the gear groove at the bottom of the handle adjustment rod (5) cooperates with it, and a spring is mounted on the connecting rod.
5. The multifunctional baby stroller according to claim 4, characterized in that: One end of the spring passes through the gear adjustment block (7) and presses against the handle adjustment rod (5), and the other end presses against the handle base (4).