CN211336308U

CN211336308U - Foldable baby carriage

Info

Publication number: CN211336308U
Application number: CN201922423253.0U
Authority: CN
Inventors: 田立强
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-08-25
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a foldable baby carriage, relating to the technical field of baby carriages; the rear lower end of the frame is provided with a rear clamping rotating device, the rear clamping rotating device is connected with a rear wheel carrier, rear wheels are arranged at two ends of the rear wheel carrier, an upper arc-shaped cover is fixedly arranged on the frame, the middle part of the rear wheel carrier is provided with a mounting hole, a reset spring is arranged in the mounting hole, a clamping pin is arranged outside the reset spring, inner clamping rings are clamped at two sides of the mounting hole of the rear wheel carrier, a lower arc-shaped cover is arranged outside the inner clamping rings, an outer cover plate is arranged outside the lower arc-shaped cover, the outer cover plate and the lower arc-shaped cover are connected with the upper arc-shaped cover through bolts, the upper end of the clamping pin is movably connected with a hole groove of the lower arc-shaped cover, the lower end of the clamping pin is contacted with the inner side; the utility model can realize quick folding, is convenient to carry, and has small occupied area and high stability; simple structure can save time, can raise the efficiency simultaneously.

Description

Foldable baby carriage

Technical Field

The utility model belongs to the technical field of the perambulator, concretely relates to folding perambulator.

Background

Current child's bike is fixed, and it occupies the place when not using, and at folding poor stability when using, leads to its inefficiency.

SUMMERY OF THE UTILITY MODEL

The child car solves the problems that the existing child car is fixed, occupies a space when not used, and is poor in stability when folded for use, so that the efficiency is low; an object of the utility model is to provide a folding child's bike.

The utility model relates to a foldable children's vehicle, which comprises a frame, a seat, a guardrail, a sunshade, front wheels, pedals, a push rod, a storage fence, a front clamping rotating device, a front direction handle, a rear clamping rotating device, a rear wheel carrier and rear wheels; the middle part of the frame is provided with a seat, the periphery of the seat is provided with a guardrail, the rear end of the seat is provided with a sunshade, the rear end of the frame is rotatably provided with a push rod, the lower end of the push rod is connected with a front fork through a linkage rod, the front side of the frame is provided with the front fork, the lower end of the front fork is provided with a front wheel, the upper end of the front fork is connected with a front clamping rotating device, the upper end of the front clamping rotating device is connected with a forward handle, the rear lower end of the frame is provided with a rear clamping rotating device, the rear clamping rotating device is connected with a rear wheel carrier, the two ends of the rear wheel carrier are provided with rear wheels, and the rear clamping rotating device comprises an upper arc cover, a lower arc cover, an inner; go up arc lid fixed mounting on the frame, the mounting hole has been seted up at the middle part of back wheel carrier, install reset spring in the mounting hole, reset spring's outside is provided with the joint round pin, the equal joint in mounting hole both sides of back wheel carrier has interior joint ring, the outside of interior joint ring is provided with down the arc lid, the outside of lower arc lid is provided with outer apron, lower arc lid passes through the bolt and is connected with last arc lid, the upper end of joint round pin and the hole groove swing joint of arc lid down, the lower extreme of joint round pin contacts with the inside wall according to the cap, press the hole groove swing joint of cap swing joint at outer apron.

Preferably, the push cap is T-shaped.

Preferably, the front clamping rotating device comprises an inner spring, a movable pin, a movable sleeve, a rotating sleeve, a fixed frame and an outer cover; the activity round pin activity hole and the fixed orifices have been seted up to the place ahead on to the vertical pole of handle, be provided with the internal spring in the vertical pole, the outside swing joint of vertical pole has the movable sleeve, the hole on the movable sleeve is worn respectively to the activity round pin, in the activity round pin activity hole, and the both ends of activity round pin are in the outside of movable sleeve, the well upper portion of activity round pin contacts with the lower extreme of internal spring, the outside of movable sleeve is provided with the mount, the outside of mount is provided with the outer cover, two outer covers pass through the bolt fastening, and the bolt passes the mounting hole of mount, the centre bore and the fixed orifices of swivel nut respectively, the semicircular groove of indent is all seted up with the up end of mount to the swivel nut, the activity round pin.

Preferably, the upper end of the movable sleeve is provided with a lifting convex body.

Preferably, the inner snap ring is a circular ring consisting of two semi-circular bodies.

Compared with the prior art, the beneficial effects of the utility model are that:

the folding chair can be quickly folded, is convenient to carry, occupies a small area, and is high in stability and convenient to use;

the structure is simple, time can be saved, the operation is simple and convenient, and meanwhile, the efficiency can be improved.

Drawings

For ease of illustration, the invention is described in detail by the following detailed description and accompanying drawings.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the middle and rear clamping rotary device of the present invention;

FIG. 3 is a cross-sectional view of the middle and rear clamping rotary device of the present invention;

fig. 4 is a front view of the rotating sleeve of the present invention;

fig. 5 is a schematic structural view of the middle fixing frame of the present invention;

fig. 6 is a schematic structural view of the vertical rod of the middle front handle according to the present invention.

In the figure: 1-a vehicle frame; 2-a seat; 3, protecting the fence; 4-sunshade; 5-front wheels; 6-a pedal; 7-a push rod; 8-a storage fence; 9-front clamping the rotating device; 10-a front direction handle; 11-clamping the rotating device at the back; 12-rear wheel carrier; 13-rear wheel; 91-an inner spring; 92-a movable pin; 93-a movable sleeve; 94-a rotating sleeve; 95-a fixed mount; 96-outer cover; 111-upper arc cover; 112-lower arc cover; 113-inner snap ring; 114-an outer cover plate; 115-a return spring; 116-a snap pin; 117-press the cap.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described below with reference to specific embodiments shown in the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

It should also be noted that, in order to avoid obscuring the invention with unnecessary details, only the structures and/or process steps that are closely related to the solution according to the invention are shown in the drawings, while other details that are not relevant to the invention are omitted.

As shown in fig. 1, the following technical solutions are adopted in the present embodiment: comprises a frame 1, a seat 2, a guardrail 3, a sunshade 4, a front wheel 5, a pedal 6, a push rod 7, an article holding bar 8, a front clamping and rotating device 9, a front handle 10, a rear clamping and rotating device 11, a rear wheel frame 12 and a rear wheel 13; a seat 2 is arranged in the middle of a frame 1, a guardrail 3 is arranged on the periphery of the seat 2, a sunshade 4 is arranged at the rear end of the seat, a push rod 7 is rotatably arranged at the rear end of the frame 1, the lower end of the push rod 7 is connected with a front fork through a linkage rod, the front side of the frame 1 is provided with the front fork, a front wheel 5 is arranged at the lower end of the front fork, the upper end of the front fork is connected with a front clamping rotating device 9, the upper end of the front clamping rotating device 9 is connected with a front direction handle 10, a rear clamping rotating device 11 is arranged at the rear lower end of the frame 1, the rear clamping rotating device 11 is connected with a rear wheel frame 12, and rear wheels 13,

as shown in fig. 2, the rear latch rotating device 11 includes an upper arc cover 111, a lower arc cover 112, an inner latch ring 113, an outer cover plate 114, a return spring 115, a latch pin 116, and a pressing cap 117; the upper arc cover 111 is fixedly arranged on the frame 1, the middle part of the rear wheel frame 12 is provided with a mounting hole, a reset spring 115 is arranged in the mounting hole, the reset spring 115 can realize the reset of a clamping pin 116, the outside of the reset spring 115 is provided with the clamping pin 116, the two sides of the mounting hole of the rear wheel frame 12 are respectively clamped with an inner clamping ring 113, the inner clamping ring 113 can realize the gap between the lower arc cover 112 and the mounting hole of the rear wheel frame 12, so that the rear wheel frame 12 can realize the rotation when the clamping pin is separated from the lower arc cover 112, the outer side of the inner clamping ring 113 is provided with the lower arc cover 112, the outer side of the lower arc cover 112 is provided with an outer cover plate 114, the outer cover plate 114 and the lower arc cover 112 are connected with the upper arc cover 111 through bolts, the upper end of the clamping pin 116 is movably connected with a hole groove of the lower arc cover 112, the lower end of the clamping pin 116 is contacted with the inner, the top of the pressing cap extends out of the hole groove of the outer cover plate 114, and the pressing cap 117 is movably connected with the hole groove of the outer cover plate 114.

As shown in fig. 2, further, the push cap 117 is T-shaped.

As shown in fig. 3, 4, 5, and 6, further, the front latch rotating device 9 includes an inner spring 91, a movable pin 92, a movable sleeve 93, a rotating sleeve 94, a fixed bracket 95, and an outer cover 96; a movable pin movable hole 101 and a fixed hole 102 are formed on a longitudinal rod of the front direction handle 10, an inner spring 91 is arranged in the longitudinal rod, the inner spring 91 can realize the reset of the movable pin 92, a movable sleeve 93 is movably connected to the outer side of the longitudinal rod, the movable sleeve 93 can move on the longitudinal rod, the movable pin can be driven to move during the movement, the movable pin 92 is respectively connected to the hole on the movable sleeve 93 in the movable pin movable hole 101 in a penetrating manner, the two ends of the movable pin 92 are arranged on the outer side of the movable sleeve 93, the middle upper part of the movable pin 92 is contacted with the lower end of the inner spring 91, a fixed frame 95 is arranged on the outer side of the movable sleeve 93, an outer cover 96 is arranged on the outer side of the fixed frame 95, the outer covers are attractive, the two outer covers 96 are fixed through bolts, and the bolts respectively pass through a mounting hole of the fixed frame 95, a central hole of the rotary sleeve 94 and the fixed hole 102, the upper end, the movable pin 92 is engaged in the semi-circular groove 941.

As shown in fig. 3, a lifting lug is further provided at the upper end of the movable sleeve 93.

Further, the inner snap ring 113 is a circular ring formed by two semi-circular bodies.

The working principle of the specific embodiment is as follows: when in use, realize supporting through front wheel and two rear wheels 13, and the function of push rod 7 is unanimous with current child's bike, it can realize promoting and drive and turn to, the sunshade can the sunshade, and when folding, preceding joint rotary device 9 can realize the folding of place ahead to handle 10, back joint rotary device 11 can realize the folding of back wheel carrier 12, during the theory of operation of back joint rotary device 11, when needing folding, will press cap 117 and press, press cap drive joint pin 116 and descend, reset spring 115 is in compression state, after joint pin 116 breaks away from the hole groove of arc lid 112 down, its wheel carrier can realize rotatory folding afterwards, when needing to reset, directly rotate the back wheel carrier, its joint pin 116 when the elasticity of reset spring reachs the hole groove of arc lid down the automatic pop-up realization joint, preceding joint rotary device 9's theory of operation is: when needs are folding, pull out on the movable sleeve 93 for the activity round pin 92 shifts up in the activity round pin activity hole, makes the inner spring 91 be in compression state when activity round pin 92 shifts up this moment, and when activity round pin 92 breaks away from the semicircular groove 941 on swivel mount 94, the mount 95, its vertical pole can drive swivel mount 94 and rotate, when needs reset, directly pulls the vertical pole and resets, and its activity round pin 92 joint is in the semicircular groove 941 under the effect of inner spring.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A foldable baby carriage comprises a carriage frame, a seat, a guardrail, a sunshade, front wheels, pedals, a push rod, an object placing bar, a front clamping rotating device, a front directional handle, a rear clamping rotating device, a rear wheel frame and rear wheels; the mid-mounting of frame has the seat, and the periphery of seat is provided with the guardrail, and the sunshade is installed to the rear end of seat, and the push rod is installed to the rear end rotation type of frame, and the lower extreme of push rod passes through the trace to be connected with the front fork, and the front fork is installed to the front side of frame, and the front wheel, its characterized in that are installed to the lower extreme of front fork: the upper end of the front fork is connected with a front clamping rotating device, the upper end of the front clamping rotating device is connected with a front handle, the rear lower end of the frame is provided with a rear clamping rotating device, the rear clamping rotating device is connected with a rear wheel carrier, the two ends of the rear wheel carrier are provided with rear wheels, and the rear clamping rotating device comprises an upper arc cover, a lower arc cover, an inner clamping ring, an outer cover plate, a reset spring, a clamping pin and a pressing cap; go up arc lid fixed mounting on the frame, the mounting hole has been seted up at the middle part of back wheel carrier, install reset spring in the mounting hole, reset spring's outside is provided with the joint round pin, the equal joint in mounting hole both sides of back wheel carrier has interior joint ring, the outside of interior joint ring is provided with down the arc lid, the outside of lower arc lid is provided with outer apron, lower arc lid passes through the bolt and is connected with last arc lid, the upper end of joint round pin and the hole groove swing joint of arc lid down, the lower extreme of joint round pin contacts with the inside wall according to the cap, press the hole groove swing joint of cap swing joint at outer apron.

2. A foldable child's vehicle according to claim 1, characterized in that: the pressing cap is T-shaped.

3. A foldable child's vehicle according to claim 1, characterized in that: the front clamping rotating device comprises an inner spring, a movable pin, a movable sleeve, a rotating sleeve, a fixed frame and an outer cover; the activity round pin activity hole and the fixed orifices have been seted up to the place ahead on to the vertical pole of handle, be provided with the internal spring in the vertical pole, the outside swing joint of vertical pole has the movable sleeve, the hole on the movable sleeve is worn respectively to the activity round pin, in the activity round pin activity hole, and the both ends of activity round pin are in the outside of movable sleeve, the well upper portion of activity round pin contacts with the lower extreme of internal spring, the outside of movable sleeve is provided with the mount, the outside of mount is provided with the outer cover, two outer covers pass through the bolt fastening, and the bolt passes the mounting hole of mount, the centre bore and the fixed orifices of swivel nut respectively, the semicircular groove of indent is all seted up with the up end of mount to the swivel nut, the activity round pin.

4. A foldable child's vehicle according to claim 3, characterized in that: the upper end of the movable sleeve is provided with a lifting convex body.

5. A foldable child's vehicle according to claim 1, characterized in that: the inner clamping ring is a circular ring consisting of two semi-circular bodies.