CN219047921U

CN219047921U - Wooden walking learning trolley

Info

Publication number: CN219047921U
Application number: CN202222494080.3U
Authority: CN
Inventors: 罗云彪; 蔡君正
Original assignee: Ningbo Youfang Children's Products Co ltd
Current assignee: Ningbo Youfang Children's Products Co ltd
Priority date: 2022-09-20
Filing date: 2022-09-20
Publication date: 2023-05-23
Anticipated expiration: 2032-09-20

Abstract

The utility model discloses a wooden walk-learning cart, which comprises a cart body, wherein at least one pair of connecting pieces are arranged on the cart body, rotating pieces are rotatably arranged on the connecting pieces, casters are arranged at the outer ends of the rotating pieces, an elastic part is arranged on at least one connecting piece, and the elastic part is used for adjusting the rotating resistance of the rotating pieces so as to adjust the moving resistance of the cart body; the elastic part comprises a knob, the end part of the connecting piece is provided with a plurality of fins which are in threaded connection with the knob, the fins are distributed in an annular shape, the inner bottom surface of the knob is provided with a knob inclined guide surface, a gap is reserved between the fins and the end part of the rotating piece in an initial state, and when the knob is screwed into the fins, the knob inclined guide surface acts on the fins and enables the fins to deform in an inward toughness mode. According to the utility model, the resistance of the walker during use can be effectively adjusted through the arranged elastic part, so that the speed of the walker is adjusted, and the situation that a walker cannot fall down due to the fact that the walker is too fast in speed is prevented.

Description

Wooden walking learning trolley

Technical Field

The utility model relates to the technical field of walking carts, in particular to a wooden walking cart.

Background

The baby walker can moderately assist a baby to learn to walk, has certain help for training coordination of limb actions of the baby, and provides a convenient tool for the baby to learn to walk on the premise of ensuring safety and correct use. Many of the walk-learning carts are made of wood, and the wood walk-learning carts have the characteristics of high safety performance, good stability and the like.

The prior patent application No. 202120994015.X discloses a multifunctional baby walker comprising a wooden frame and the following components mounted on the wooden frame: can drive the slide mechanism that simple and easy wooden children of based on physical stability learned the shallow and remove, can contact ground in order to increase with ground frictional force and arrange the wooden friction body of rod of shallow children place end and can follow vertical direction height-adjusting's handrail in, wherein: the sliding mechanism is arranged at one end of the wooden frame far away from the wooden friction rod body. The simple wooden baby walker based on physical stability solves the problems that the walker in the prior art is small in resistance, easy to cause danger due to too high speed and the height of the armrest is not adjustable. Based on the above search, most of the existing walker cannot solve the problem that the walker is easy to generate too fast speed, friction force is increased by wooden friction rod bodies in the above patent, certain friction damage is caused to floors and the like for home use, resistance (namely, the speed of the walker) cannot be adjusted, and the walker in actual use always needs to be adjusted according to the specific situation of a user and the specific situation of a use environment. Therefore, a walking cart capable of adjusting the speed of a vehicle is provided, and the occurrence of the problems can be avoided.

Disclosure of Invention

The utility model aims to solve the defects of the prior art and designs the wooden walk learning cart.

The wooden walk-learning cart comprises a cart body, wherein at least one pair of connecting pieces are arranged on the cart body, rotating pieces are rotatably arranged on the connecting pieces, casters are arranged at the outer ends of the rotating pieces, and an elastic part is arranged on at least one connecting piece and used for adjusting the rotating resistance of the rotating pieces so as to adjust the moving resistance of the cart body.

Further, the elasticity portion includes the knob, the tip of connecting piece is provided with a plurality of fin with knob threaded connection, a plurality of fin are annular distribution, the inboard bottom surface of knob is provided with the knob inclined guide face, leave the space between the tip of fin and rotating the piece under initial condition, the knob inclined guide face acts on the fin and makes the inward toughness deformation of fin when knob screw in fin, fin inner wall compresses tightly the rotating piece and makes the rotation resistance increase of rotating the piece when the inward toughness deformation of fin.

Further, the end part of the fin is provided with a fin bulge, and the surface of the fin bulge is provided with radian suitable for the inclined guide surface of the knob.

Further, the outer wall of the knob is provided with a plurality of pressing protrusions.

Further, the number of the fins is four.

Further, the connecting piece includes the connecting piece screw thread portion that meets with the shallow body, and the connecting piece still includes the spacing portion of laminating with the shallow body surface.

Further, the area of the head part of the cart body is larger than that of the tail part.

Further, the number of the connecting pieces and the number of the casters are four, and the cart body is provided with functional components at the cart head part.

Further, the extension frame is fixedly arranged at the tail part of the trolley body, and the hand lever is arranged on the extension frame.

According to the wooden walker designed by the utility model, through the arranged walker body, the walker walks by taking the walker body as a support, the rotating member and the casters rotate adaptively during walking, the rotating resistance of the rotating member is adjusted through the elastic part, the tighter the adjustment is, the larger the resistance is, the walker does not fall down due to the too fast movement of the walker body during walker learning, the rotating resistance of the rotating member is reduced due to the loosening of the elastic part, the walker body moves more easily, the tightness of the elastic part can be adjusted adaptively at different phases of walker learning, and the moving resistance of the walker body is controlled, so that the safety can be improved, and meanwhile, the wooden walker has an adaptive pole accumulating effect on walker.

Drawings

FIG. 1 is a schematic overall construction;

FIG. 2 is a schematic cross-sectional view of the adjustment member of FIG. 1;

FIG. 3 is a schematic cross-sectional view of a knob;

FIG. 4 is a side view of a knob;

FIG. 5 is a schematic structural view of a connector;

fig. 6 is a schematic structural view of the rotary member.

In the figure: the trolley comprises a trolley body 1, casters 2, an elastic part 4, a knob 5, a connecting piece 6, a rotating piece 7, a knob inclined guide surface 8, a knob threaded part 9, a pressing protrusion 10, a fin protrusion 11, a thread arc block 12, a limiting part 13 and a connecting piece threaded part 14.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.

Example 1:

as shown in fig. 1-6, the wooden walker described in this embodiment includes a walker body 1, at least one pair of connectors 6 are provided on the walker body 1, a rotating member 7 is rotatably mounted on the connectors 6, casters 2 are provided at the outer ends of the rotating member 7, an elastic portion 4 is provided on at least one of the connectors 6, and the elastic portion 4 adjusts the rotational resistance of the rotating member 7 to adjust the movement resistance of the walker body 1; taking the example that the connecting pieces 6, the rotating pieces 7 and the casters 2 are all provided with 4, and the elastic parts 4 are arranged on the two connecting pieces 6 at the tail part of the cart body 1, when the walker walks by hand the cart body 1, the cart body 1 is used as a support for learning to walk, the rotating pieces 7 and the casters 2 adaptively rotate when walking, the rotating resistance of the rotating pieces 7 is adjusted through the elastic parts 4, the more tightly the rotating resistance is adjusted, the walker cannot fall down due to the fact that the cart body 1 moves too fast when learning to walk, the rotating resistance of the rotating pieces 7 is reduced when the elastic parts 4 are adjusted loose, the cart body 1 can move more easily, the tightness of the elastic parts 4 can be adjusted adaptively at different stages of learning to control the moving resistance of the cart body 1, so that the safety can be improved, and meanwhile, the walker has an adaptive pole accumulating effect on learning to walk; meanwhile, the resistance is regulated under different environments, so that the walker can be more suitable for walker, and the walker only has the friction function of casters on the ground surface, so that the walker cannot damage indoor environments such as floors; the resistance of the walker during use can be effectively adjusted through the arranged elastic part, so that the speed of the walker is adjusted, and the situation that a walker cannot fall down due to too high speed of the walker is prevented.

In this embodiment, the elastic portion 4 includes a knob 5, the end portion of the connecting piece 6 is provided with a plurality of fins 12 in threaded connection with the knob 5, the plurality of fins 12 are distributed in a ring shape, the bottom surface of the inner side of the knob 5 is provided with a knob inclined guide surface 8, a gap is left between the fins in the initial state of 12 and the end portion of the rotating piece 7, the effect of the gap is that the walker can be easily pushed when the elastic portion 4 is not adjusted, the fins 12 can be deformed to a certain extent after the elastic portion 4 is adjusted for many times, the left gap can adapt to the deformation effect, when the elastic portion 4 is adjusted to be adjusted, the knob 5 is screwed into the periphery of the fins 12, the knob inclined guide surface 8 can act on the fins 12, and when the knob 5 is continuously screwed in, the knob inclined guide surface 8 can guide and enable the fins 12 to be deformed to be flexible inwards, when the fins 12 are deformed to be gradually compressed with the rotating piece 7, so that the rotation resistance of the rotating piece 7 is increased, and when the knob 5 is slowly unscrewed, the fins 12 can be recovered in toughness, so that the rotation resistance of the rotating piece 7 is gradually reduced; as can be seen from the above description, the fin 12 is made of a material with good toughness and easy deformation; the end part of the fin 12 may be further provided with a fin protrusion 11, the surface of the fin protrusion 11 is provided with an arc adapted to the inclined guide surface 8 of the knob, when the inclined guide surface 8 of the knob acts on the fin 12, the arc of the fin protrusion 11 acts on the inclined guide surface 8 of the knob to reduce abrasion, when the knob rotates, the fin 12 still deforms with inward toughness, but at this time, the inner wall of the fin protrusion 11 gradually acts on the rotating member to increase the rotation resistance.

In this embodiment, the outer wall of the knob 5 is provided with a plurality of pressing protrusions 10, which facilitates the adjustment of the knob.

In this embodiment, the number of the fins 12 is four, and the radians of the four fins 12 are all close to 90 °, so that an annular structure is formed (but two adjacent fins 12 are not connected), thereby facilitating the tightness adjustment of the knob 5.

In this embodiment, the connecting piece 6 includes a threaded portion 14 of the connecting piece connected to the cart body 1, and the connecting piece 6 further includes a limiting portion 13 attached to the surface of the cart body 1; the connecting piece 6 is installed on the cart body 1 through the connecting piece threaded part 14 in a threaded mode, limiting is carried out through the limiting part 13, and at the moment, the rotating piece 7 is installed on the connecting piece 6 in a rotating mode, and therefore the assembly of the walker is facilitated.

In this embodiment, the area of the head part of the cart body 1 is larger than the area of the tail part; the number of the connecting pieces 6 and the number of the casters 2 are four, and the cart body 1 is provided with functional components at the cart head part; the extension frame is fixedly arranged at the tail of the cart body 1, the hand-held rod is arranged on the extension frame, when the cart body 1 is used, as the area of the head part of the cart body 1 is larger than that of the tail part, a walker generally holds the tail part and moves towards the head part, at the moment, the head part has large area, namely the weight is more concentrated on the head part, so that the phenomenon of turning over is not easy to occur when the tail part is pushed forwards by holding or lying prone, and if the tail part is heavier, when the walker holds the tail part and applies downward force, the head part is easy to turn up by taking the casters of the tail part as shafts. The hand lever corresponds to the transverse lever at the upper right part in the figure 1, and is convenient to hold and use; the functional components can select small-sized parts such as sound equipment, toys and the like so as to increase the variety of the application of the walker.

In the embodiment, when the walker walks by hand the trolley body 1, the trolley body 1 is used as a support for learning to walk, the rotating member 7 and the casters 2 rotate adaptively when walking, the rotating resistance of the rotating member 7 is adjusted through the elastic portion 4, the more tightly the adjustment is, the larger the resistance is, the walker does not fall down due to the too fast movement of the trolley body 1 when learning to walk, the rotating resistance of the rotating member 7 is reduced when the elastic portion 4 is loosened, the trolley body 1 moves more easily, the tightness of the elastic portion 4 can be adjusted adaptively at different stages of learning to control the moving resistance of the trolley body 1, so that the safety can be improved, and meanwhile, the walker learning has an adaptive pole accumulating effect.

The present utility model is not limited to the above-described preferred embodiments, and any person who can obtain other various products under the teaching of the present utility model, however, any change in shape or structure of the product is within the scope of the present utility model, and all the products having the same or similar technical solutions as the present application are included.

Claims

1. The utility model provides a shallow is learned to wood system, includes shallow body (1), its characterized in that is provided with at least a pair of connecting piece (6) on shallow body (1), rotates on connecting piece (6) and installs rotation piece (7), and rotation piece (7) outer end is provided with truckle (2), is provided with elasticity portion (4) on at least one connecting piece (6), and elasticity portion (4) are adjusted the rotation resistance of rotation piece (7) in order to adjust the removal resistance of shallow body (1).

2. The wooden walk-learning cart according to claim 1, wherein the elastic portion (4) includes a knob (5), a plurality of fins (12) screwed with the knob (5) are provided at an end portion of the connecting member (6), the plurality of fins (12) are annularly distributed, a knob inclined guide surface (8) is provided at an inner bottom surface of the knob (5), and a gap is left between the fins (12) and an end portion of the rotating member (7) in an initial state.

3. The wooden walk-learning cart according to claim 2, characterized in that the end of the fin (12) is provided with a fin protrusion (11), the surface of the fin protrusion (11) being provided with an arc adapted to the inclined guiding surface (8) of the knob.

4. The wooden walker as claimed in claim 2, characterized in that the outer wall of the knob (5) is provided with a plurality of pressing projections (10).

5. The wooden walker as claimed in claim 2, characterized in that said fins (12) are provided in four.

6. The wooden walker as claimed in any one of claims 1 to 5, wherein the connector (6) comprises a connector threaded portion (14) that interfaces with the walker body (1), the connector (6) further comprising a stop portion (13) that engages the surface of the walker body (1).

7. The wooden walker as claimed in claim 1, characterized in that the area of the head portion of the body (1) is greater than the area of the tail portion of the cart.

8. The wooden walker as claimed in claim 7, characterized in that the number of connecting elements (6) and casters (2) is four, and that the walker body (1) is provided with functional components in the head part.

9. The wooden walk-learning cart according to claim 8, wherein an extension frame is fixedly installed at the cart tail of the cart body (1), and a walking bar is provided on the extension frame.