CN105398482B

CN105398482B - Baby's folded bicycle

Info

Publication number: CN105398482B
Application number: CN201510862468.6A
Authority: CN
Inventors: 杨伟忠
Original assignee: BAIR KIDS NECESSITIES Co Ltd
Current assignee: BAIR KIDS NECESSITIES Co Ltd
Priority date: 2015-12-01
Filing date: 2015-12-01
Publication date: 2018-01-23
Anticipated expiration: 2035-12-01
Also published as: CN105398482A

Abstract

The invention discloses a kind of baby's folded bicycle, including a pair of handle upper tubes, a pair of handle down tubes, a pair of cushion pipes, a pair perpendicular strut, a pair of rear foot tubes, a pair of front foot swing rods and a pair of front foot pipes, the lower end of each handle upper tube is fixed on the upper end of a upper joint, and the middle part of upper joint is provided with upper rotation holding section；The upper end of each handle down tube is fixed on the bottom of a hypozygal, the upper end of hypozygal is provided with lower rotation holding section, rotate up and down between holding section by the rotatable clamping of rotating shaft, lock gear is arranged outside rotating shaft, and the both sides of the lock gear are arranged on this and rotate holding section and the lower inner side for rotating holding section respectively；The upper end of each handle upper tube is provided with the button that returns the vehicle to the garage and knock off, and is connected to by the drawstring that returns the vehicle to the garage and knock off in lock gear.Baby's folding car structure is succinct, and simple to operate, size is small after folding, can support oneself again, and so as to save storage area, vehicle is lighter, easily facilitates carrying or storage.

Description

Baby's folded bicycle

Technical field

The present invention relates to a kind of doll carriage, particularly relates to a kind of baby's folded bicycle.

Background technology

Perambulator is because its convenience and comfortableness have been applied in the family with baby more and more widely, mesh Before, in order to better meet portability and storage demand of the people to perambulator, perambulator is designed to foldable knot mostly Structure, so, perambulator is when in use in opened condition, it is not necessary in use, can be folded to perambulator so that perambulator is received Synthesize smaller size smaller to deposit or carry, but current perambulator its receive and structure exist it is complicated, it is cumbersome, and folding Poststack size is still very big, heavier-weight.

The content of the invention

In order to overcome drawbacks described above, the invention provides a kind of baby's folded bicycle, simple to operate, folded size is small, weight It is very light.

The present invention in order to solve its technical problem used by technical scheme be：A kind of baby's folded bicycle, including push away for a pair Upper tube, a pair of handle down tubes, a pair of cushion pipes, a pair perpendicular strut, a pair of rear foot tubes, a pair of front foot swing rods and a pair of front foots Pipe, a pair of handle upper tubes are longitudinally spaced to be symmetrical arranged, and passes through rear transverse rod lateral connection；The lower end of each handle upper tube is consolidated Due on the upper end of a upper joint, the middle part of the upper joint is provided with upper rotation holding section, and the bottom of the upper joint forms perpendicular Strut connection end；The upper end of each handle down tube is fixed on the bottom of a hypozygal, and the upper end of the hypozygal is set There is lower rotation holding section, pass through the rotatable clamping of rotating shaft, the rotating shaft overcoat between rotation holding section and lower rotation holding section on this If lock gear, and the both sides of the lock gear be arranged in respectively on this rotate holding section and it is lower rotate holding section inner side so that Rotation stop between holding section and lower rotation holding section is rotated on this；The upper end of each handle upper tube is provided with the button that returns the vehicle to the garage and knock off, should The button that returns the vehicle to the garage and knock off is connected in the lock gear by the drawstring that returns the vehicle to the garage and knock off, and the lock gear can be driven along institute by operating the button that returns the vehicle to the garage and knock off Rotating shaft is stated to be moved in the row rotation holding section so that rotating on this can rotate between holding section and lower rotation holding section；Often The upper end of one rear foot tube is provided with and is rotatably connected perpendicular to the lateral connection portion of the rear foot tube, the lower end of the handle down tube In on the upper end in the lateral connection portion, the upper end of the front foot pipe is rotationally connected with the bottom in the lateral connection portion； The upper end of each perpendicular strut is rotationally connected with the perpendicular strut connection end of the upper joint, and the lower end of the perpendicular strut is with before The inner of pin swing rod is rotatably connected, and the front end of the front foot swing rod is rotationally connected with the front foot pipe, a pair of front foot pipes Lower end be connected to form one by front rail；The rear end of each cushion pipe is rotationally connected with the middle part of the perpendicular strut, Middle part is rotationally connected with the middle part of the handle down tube, and cushion is set on a pair of cushion pipes.

As a further improvement on the present invention, ribbed insert and back support bar are additionally provided with, the back support bar middle bent is curved, Both ends are respectively connecting on a pair of perpendicular struts；The ribbed insert middle bent is curved, and both ends can turn successively respectively It is dynamic to be connected in handle down tube and perpendicular strut.

As a further improvement on the present invention, returning spring is also arranged with the rotating shaft, the both ends of the returning spring Elasticity compresses the lock gear and upper rotation holding section medial surface respectively.

As a further improvement on the present invention, teeth are provided with the outer peripheral face of the lock gear, upper rotate is blocked Neck corresponding with the lock gear is respectively arranged with conjunction portion and the lower medial surface for rotating holding section.

As a further improvement on the present invention, cushion connection sheet is provided between the cushion pipe and handle down tube.

As a further improvement on the present invention, the sunshade support bar of arc is additionally provided with, the sunshade support bar both ends point It is not fixed on rotatably on the hypozygal of a pair of handle down tubes.

As a further improvement on the present invention, it is horizontally connected with the second front rail between a pair of front foot swing rods.

As a further improvement on the present invention, it is horizontally connected with the second rear transverse rod between a pair of rear foot tubes.

As a further improvement on the present invention, it is horizontally connected with middle cross bar between a pair of perpendicular struts.

The beneficial effects of the invention are as follows：Baby's folding car structure is succinct, and simple to operate, size is small after folding, again can be with Support oneself, so as to save storage area, simultaneously as so succinct structure, baby's folded bicycle can integrally be done very light, Easily facilitate carrying or storage.

Brief description of the drawings

Fig. 1 is dimensional structure diagram of the present invention；

Fig. 2 is the structural representation when present invention folds；

Fig. 3 is folded configuration schematic diagram of the present invention；

Fig. 4 a, 4b, 4c, 4d are the schematic side view of process of the invention of returning the vehicle to the garage and knock off；

Fig. 5 is decomposed structural representation of the present invention；

Fig. 6 is cross-section schematic diagram of the present invention.

With reference to accompanying drawing, make the following instructions：

1 --- handle upper tube 2 --- handle down tube

3 --- ribbed insert 4 --- back support bars

5 --- cushion pipes 6 --- erect strut

7 --- rear foot tube 8 --- front foot swing rods

9 --- front foot pipe 10 --- rear transverse rods

11 --- front rail 12 --- sunshade support bars

Return the vehicle to the garage and knock off S1 --- return the vehicle to the garage and knock off button S2 --- drawstring

S3 --- hypozygal S4 --- lock gear

S5 --- upper joint S51 --- above rotates holding section

S52 --- perpendicular strut connection end S31 --- is lower to rotate holding section

S35 --- rotating shaft T1 --- returning spring

51 --- cushion connection sheet 61 --- middle cross bars

71 --- lateral connection portion 72 --- second rear transverse rods

81 --- the second front rail

Embodiment

Below in conjunction with accompanying drawing, a preferred embodiment to the present invention elaborates.But protection scope of the present invention is not It is limited to following embodiments, i.e., the simple equivalence changes made in every case with scope of the present invention patent and description are with repairing Decorations, all still belong within patent covering scope of the present invention.

A kind of baby's folded bicycle, including a pair of handle upper tubes 1, a pair of handle down tubes 2, a pair of cushion pipes 5, a pair of perpendicular struts 6th, a pair of rear foot tubes 7, a pair of front foot swing rods 8 and a pair of front foot pipes 9, a pair of handle upper tubes are longitudinally spaced to be symmetrical arranged, and is passed through The lateral connection of rear transverse rod 10.

The lower end of each handle upper tube is fixed on the upper end of a upper joint S5, and the middle part of the upper joint is provided with upper Holding section S51 is rotated, the bottom of the upper joint forms perpendicular strut connection end S52.

The upper end of each handle down tube is fixed on the bottom of a hypozygal S3, and the upper end of the hypozygal is provided with Lower rotation holding section S31, pass through the rotatable clampings of rotating shaft S35, the rotating shaft between rotation holding section and lower rotation holding section on this It is outer to be arranged lock gear S4, and the both sides of the lock gear are arranged on this and rotate holding section and lower rotate the interior of holding section respectively Side is so as to rotate rotation stop (locking) between holding section and lower rotation holding section on this.

The upper end of each handle upper tube is provided with the button S1 that returns the vehicle to the garage and knock off, and the button that returns the vehicle to the garage and knock off is connected to by the drawstring S2 that returns the vehicle to the garage and knock off In the lock gear, operating the button that returns the vehicle to the garage and knock off can drive the lock gear to be moved to the row rotation engaging along the rotating shaft So that being rotated on this can rotate (unblock) between holding section and lower rotation holding section in portion.

The upper end of each rear foot tube is provided with the lateral connection portion 71 of the rear foot tube, the handle down tube End is rotationally connected with the upper end in the lateral connection portion, and the upper end of the front foot pipe is rotationally connected with the lateral connection portion Bottom on.

The upper end of each perpendicular strut is rotationally connected with the perpendicular strut connection end of the upper joint, the perpendicular strut Lower end and the inner of front foot swing rod are rotatably connected, and the front end of the front foot swing rod is rotationally connected with the front foot pipe, a pair The lower end of the front foot pipe is connected to form one by front rail 11.

The rear end of each cushion pipe is rotationally connected with the middle part of the perpendicular strut, and middle part is rotationally connected with described push away In the middle part of down tube, cushion is set on a pair of cushion pipes.

Ribbed insert 3 and back support bar 4 are additionally provided with, the back support bar middle bent is curved, and both ends are respectively connecting to a pair On the perpendicular strut；The ribbed insert middle bent is curved, and both ends are rotatably connected to handle down tube and erected successively respectively On strut.

Returning spring T1 is also arranged with the rotating shaft, elasticity compresses the locking teeth respectively at the both ends of the returning spring Wheel and upper rotation holding section medial surface.

Teeth, the upper inner side for rotating holding section and lower rotation holding section are provided with the outer peripheral face of the lock gear Neck corresponding with the lock gear is respectively arranged with face.

The sunshade support bar 12 of arc is additionally provided with, a pair of handles are rotatably fixed at the sunshade support bar both ends respectively On the hypozygal of down tube.

Cushion connection sheet 51 is provided between the cushion pipe and handle down tube.Is horizontally connected between a pair of front foot swing rods Two front rails 81, the second rear transverse rod 72 is horizontally connected between a pair of rear foot tubes, middle horizontal stroke is horizontally connected between a pair of perpendicular struts Bar 61.

The state of baby's folded bicycle in normal use refers to Fig. 1, wherein, handle upper tube 1, handle down tube 2, erect strut 6, rear foot tube 7 forms 4 mechanism A, and ribbed insert 3 is provided with 4 mechanism A and back support bar 4 forms swing-bar mechanism and folded Drive handrail and back support bar to fold expansion during expansion, cushion pipe 5 is separately provided with 4 mechanism A, cushion connection sheet 10 forms Swing-bar mechanism drives cushion pipe to fold expansion when folding expansion；Perpendicular strut 6, rear foot tube 7, front foot swing rod 8, front foot pipe 9 form Another 4 mechanism B, expansion is folded by what Liang Zusidian mechanisms and two groups of swing-bar mechanisms formed that complete vehicle structures drive vehicle frame. Specific process of returning the vehicle to the garage and knock off refers to Fig. 2-4d, and when unlocking, both hands thumb presses inward against the button that returns the vehicle to the garage and knock off and drives lock gear simultaneously Slided to upper joint side and disengage hypozygal, released hypozygal and rotate limitation with upper joint so as to release the locking of stroller, then User's both hands pin the button that returns the vehicle to the garage and knock off and push away rear transverse rod forward, you can whole vehicle frame is carried out into folding and folded, vehicle can after returning the vehicle to the garage and knock off To support oneself.

As can be seen here, baby's folding car structure is succinct, and simple to operate, size is small after folding, can support oneself again, so as to save About storage area, simultaneously as so succinct structure, baby's folded bicycle can integrally be done very light, easily facilitated and taken Band or storage.

Claims

A kind of 1. baby's folded bicycle, it is characterised in that：Including a pair of handle upper tubes (1), a pair of handle down tubes (2), a pair of cushions Manage (5), a pair perpendicular strut (6), a pair of rear foot tubes (7), a pair of front foot swing rods (8) and a pair of front foot pipes (9), a pair of handle upper tubes It is longitudinally spaced to be symmetrical arranged, and pass through rear transverse rod (10) lateral connection；The lower end of each handle upper tube, which is fixed on one, closes On the upper end for saving (S5), the middle part of the upper joint is provided with upper rotation holding section (S51), and the bottom of the upper joint forms perpendicular support Bar connection end (S52)；The upper end of each handle down tube is fixed on a hypozygal (S3) bottom, the hypozygal it is upper End is provided with lower rotation holding section (S31), rotatable by rotating shaft (S35) between rotation holding section and lower rotation holding section on this Clamping, the rotating shaft is arranged lock gear (S4) outside, and the both sides of the lock gear are arranged on this and rotate holding section with respectively The inner side of holding section is rotated so as to rotate rotation stop between holding section and lower rotation holding section on this；Each handle upper tube it is upper End is provided with the button (S1) that returns the vehicle to the garage and knock off, and the button that returns the vehicle to the garage and knock off is connected in the lock gear by the drawstring that returns the vehicle to the garage and knock off (S2), operates the receipts Car button can drive the lock gear to be moved to along the rotating shaft in the upper rotation holding section so that rotation holding section on this It can be rotated between lower rotation holding section；The upper end of each rear foot tube is provided with perpendicular to the lateral connection portion of the rear foot tube (71), the lower end of the handle down tube is rotationally connected with the upper end in the lateral connection portion, and the upper end of the front foot pipe can It is rotationally connected with the bottom in the lateral connection portion；The upper end of each perpendicular strut is rotationally connected with the upper joint On perpendicular strut connection end, the lower end and the inner of front foot swing rod of the perpendicular strut are rotatably connected, and the front end of the front foot swing rod can turn Dynamic to be connected in the front foot pipe, the lower end of a pair of front foot pipes is connected to form one by front rail (11)；Each seat The rear end of pad pipe is rotationally connected with the middle part of the perpendicular strut, and middle part is rotationally connected with the middle part of the handle down tube, and a pair should Cushion is set on cushion pipe.
2. baby's folded bicycle according to claim 1, it is characterised in that：Ribbed insert (3) and back support bar (4) are additionally provided with, The back support bar middle bent is curved, and both ends are respectively connecting on a pair of perpendicular struts；The ribbed insert middle bent is in Arc, both ends are rotatably connected to handle down tube and perpendicular strut successively respectively.
3. baby's folded bicycle according to claim 1, it is characterised in that：Returning spring is also arranged with the rotating shaft (T1), elasticity compresses the lock gear and upper rotation holding section medial surface respectively at the both ends of the returning spring.
4. baby's folded bicycle according to claim 1, it is characterised in that：Set on the outer peripheral face of the lock gear with teeth Tooth, upper rotate are respectively arranged with neck corresponding with the lock gear on holding section and the lower medial surface for rotating holding section.
5. baby's folded bicycle according to claim 1, it is characterised in that：It is provided with and sits between the cushion pipe and handle down tube Pad connection sheet (51).
6. baby's folded bicycle according to claim 1, it is characterised in that：The sunshade support bar (12) of arc is additionally provided with, The sunshade support bar both ends are rotatably fixed on the hypozygal of a pair of handle down tubes respectively.
7. baby's folded bicycle according to claim 1, it is characterised in that：Second is horizontally connected between a pair of front foot swing rods Front rail (81).
8. baby's folded bicycle according to claim 1, it is characterised in that：After second being horizontally connected between a pair of rear foot tubes Cross bar (72).
9. baby's folded bicycle according to claim 1, it is characterised in that：Middle cross bar is horizontally connected between a pair of perpendicular struts (61)。