CN110641543A - Easily-folded baby stroller - Google Patents

Abstract

The invention discloses an easily-folded baby stroller, which comprises a connecting pipe, a front foot pipe and a front wheel connector, wherein the front wheel connector is rotationally connected with the front foot pipe, the easily-folded baby stroller also comprises a transmission sheet, the transmission sheet is slidably arranged on the front foot pipe, the transmission sheet is provided with a sliding groove and a movable groove, the connecting pipe comprises a sliding pin, the sliding pin is positioned in the sliding groove and can move along the sliding groove, the front wheel connector comprises a locking pin, the locking pin is positioned in the movable groove, the sliding pin drives the transmission sheet to move relative to the front foot pipe, the locking pin in the movable groove rotates around a front wheel to enable the front wheel connector to be folded downwards, when a user folds the baby stroller, the baby stroller can be folded only by pressing down a handle pipe, and the operation is simple and convenient.

Description

Easily-folded baby stroller

Technical Field

The invention relates to a baby stroller, in particular to an easily foldable baby stroller.

Background

Strollers have been accepted by more and more families, and are often carried on during play outside, and when the stroller is unfolded, the baby can be seated, so that the burden of a caregiver is relieved. However, the existing baby stroller is complex to operate when being folded, and is inconvenient for a caregiver to operate.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention aims to provide an easy-to-fold baby stroller which is simple to operate when folded.

The purpose of the invention is realized by adopting the following technical scheme:

the utility model provides an easy folding baby's shallow, includes that connecting pipe, front leg pipe and front wheel connect, the front wheel connect with front leg pipe rotates and connects, easy folding baby's shallow still includes the transmission piece, transmission piece slidable mounting in front leg pipe, the transmission piece is equipped with spout and activity groove, the connecting pipe includes the sliding pin, the sliding pin is located can be followed in the spout removes, the front wheel connects and includes the stop pin, the stop pin is located the activity inslot, the sliding pin drives the transmission piece is relative the front leg pipe removes, the stop pin in the activity inslot rotates around the front wheel and makes the front wheel connects and folds up downwards.

Further, the sliding groove and the movable groove are respectively positioned at two opposite ends of the transmission piece.

Further, the sliding groove is linear.

Further, the front foot tube is provided with a mounting groove, and the sliding pin penetrates through the sliding groove and extends into the mounting groove.

Furthermore, the baby stroller easy to fold further comprises a connecting piece, the transmission piece is located between the connecting piece and the front foot tube, the connecting piece is provided with a avoiding groove, and the sliding pin penetrates through the avoiding groove and extends into the sliding groove and the mounting groove.

Furthermore, the baby stroller easy to fold further comprises a handle pipe and a support rod, and two ends of the support rod are respectively connected with the handle pipe and the connecting pipe in a rotating mode.

Further, the handle pipe is including last locking seat, the bracing piece is including locking seat down, easily folding baby's shallow still includes locking rotating member, gear and elastic component, the elastic component both ends respectively with lower locking seat reaches the gear is contradicted, the elastic component is contradicted the gear makes gear axial displacement, so that the gear with go up locking seat and down locking seat buckle.

Further, the elastic member is a spring.

Furthermore, the easily-folded baby stroller further comprises a locking rotating part and a pull wire, wherein the locking rotating part is installed on the upper locking seat, the pull wire drives the locking rotating part to axially move, the locking rotating part abuts against the gear and enables the gear to axially move, and the upper locking seat and the lower locking seat are unlocked.

Further, the locking rotating member is rotatably mounted on the upper locking seat, and a contact surface between the locking rotating member and the upper locking seat is an inclined surface.

Compared with the prior art, the easily foldable baby stroller has the advantages that the transmission piece is slidably mounted on the front foot tube, the sliding pin is located in the sliding groove and can move along the sliding groove, the front wheel joint comprises the locking pin, the locking pin is located in the movable groove, the sliding pin drives the transmission piece to move relative to the front foot tube, the locking pin in the movable groove rotates around the front wheel to enable the front wheel joint to be folded downwards, when a user folds the baby stroller, the baby stroller can be folded only by pressing down the handle tube, and the operation is simple and convenient.

Drawings

FIG. 1 is a perspective view of the easy folding stroller of the present invention;

FIG. 2 is an enlarged view of the collapsible stroller of FIG. 1 at A;

FIG. 3 is an internal schematic view of the collapsible stroller of FIG. 1;

FIG. 4 is another schematic internal view of the collapsible stroller of FIG. 1;

FIG. 5 is a schematic view of yet another internal structure of the collapsible stroller of FIG. 1;

FIG. 6 is a side elevational view of the collapsible stroller of FIG. 1;

FIG. 7 is a schematic view of the collapsible stroller of FIG. 6 in a collapsed condition;

FIG. 8 is another schematic collapsed view of the collapsible stroller of FIG. 6;

fig. 9 is a schematic view of the collapsible stroller of fig. 6 in a further collapsed position.

In the figure: 10. a handle tube; 11. a switch; 12. an upper locking seat; 13. locking the rotating member; 130. a protrusion; 14. a gear; 15. an elastic member; 20. a support bar; 22. a lower locking seat; 30. a side handrail tube; 40. a rear foot tube; 50. a connecting pipe; 51. a slide pin; 60. a front leg tube; 61. mounting grooves; 62. a driving strap; 620. a chute; 621. a movable groove; 63. connecting sheets; 630. a position avoiding groove; 70. a front wheel joint; 71. a locking pin.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present, secured by intervening elements. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly disposed on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 9, the foldable stroller of the present invention includes a handle tube 10, a locking rotary member 13, a gear 14, an elastic member 15, a support rod 20, a side arm rest tube 30, a rear foot tube 40, a connection tube 50, a front foot tube 60, a driving plate 62, a connection plate 63, and a front wheel joint 70.

The handle pipe 10 is U-shaped as a whole. The handle tube 10 is provided with a switch 11 and two upper locking seats 12. The two upper locking seats 12 are respectively located at the ends of the handle tube 10. The switch 11 is located in the middle of the handle tube 10.

The locking rotator 13 is provided with a protrusion 130. The elastic member 15 is any one of a spring, a spring plate, and a disc spring. In the present embodiment, the elastic member 15 is a spring. The end of the support rod 20 is provided with a lower locking seat 22.

The connecting pipe 50 is provided at both ends thereof with sliding pins 51, respectively, and the sliding pins 51 have a cylindrical shape. The front leg tube 60 is provided with a mounting groove 61, and the mounting groove 61 is linear. The driving strap 62 is provided with a sliding slot 620 and a movable slot 621, the sliding slot 620 and the movable slot 621 are respectively located at two opposite ends of the driving strap 62, and the sliding slot 620 is linear. The connecting piece 63 is provided with a spacing groove 630. The front wheel joint 70 is provided with a locking pin 71. The locking pin 71 is cylindrical.

When the foldable stroller is assembled, the locking rotator 13 is rotatably mounted to the upper locking seat 12 and a contact surface between the locking rotator 13 and the upper locking seat 12 is an inclined surface. The locking rotator 13 is connected to the switch 11 by a pull cord. One end of the elastic element 15 is abutted against the lower locking seat 22, the other end is abutted against the gear 14, and the gear 14 is positioned between the lower locking seat 22 and the locking rotating element 13. The lower locking seat 22 is rotatably connected with the upper locking seat 12. The two ends of the connecting tube 50 are connected to the two support rods 20, respectively. The drive strap 62 is slidably mounted to the front leg tube 60, the connecting strap 63 is fixedly mounted to the front leg tube 60, and the drive strap 62 is positioned between the connecting strap 63 and the front leg tube 60. The avoiding groove 630, the sliding groove 620 and the mounting groove 61 are located on the same straight line. The slide pin 51 passes through the catching groove 630 and the slide groove 620 and is mounted to the mounting groove 61. The front wheel adapter 70 is rotatably mounted to the front leg tube 60, and the locking pin 71 is located in the movable slot 621.

When the foldable stroller is used, the elastic member 15 is pushed against the gear 14 to move toward the upper locking seat 12 when the stroller is unfolded. After moving, the gear 14 is caught between the upper lock base 12 and the lower lock base 22, and the upper lock base 12 and the lower lock base 22 are locked. When the baby stroller is folded, the switch 11 is pressed to enable the pull wire to move upwards, the pull wire drives the locking rotating piece 13 to rotate, the locking rotating piece 13 rotates to generate axial movement due to the fact that the contact surface between the locking rotating piece 13 and the upper locking seat 12 is an inclined surface, the locking rotating piece 13 pushes the gear 14 to move towards the direction close to the lower locking seat 22, and the upper locking seat 12 and the lower locking seat 22 are unlocked. When the handle tube 10 is pressed down, the side arm rest tube 30, the support rod 20, the rear foot tube 40 and the front foot tube 60 rotate respectively, the sliding pin 51 of the connecting tube 50 slides in the sliding slot 620, and when the sliding pin 51 slides to the edge of the sliding slot 620, the driving piece 62 is driven to move. At this time, the movable groove 621 rotates the locking pin 71 around the front wheel rotation point, and the front wheel joint 70 is folded downward.

Through the design, when a user folds the baby stroller, the baby stroller can be folded only by pressing the handle pipe 10 downwards, and the operation is simple and convenient.

Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes should fall within the scope of the claims of the present invention.

Claims (10)

1. An easy folding baby's shallow, includes connecting pipe, preceding foot pipe and front wheel joint, the front wheel joint with preceding foot pipe rotates and is connected its characterized in that: the baby stroller easy to fold further comprises a transmission piece, the transmission piece is slidably mounted on the front foot tube, the transmission piece is provided with a sliding groove and a movable groove, the connecting pipe comprises a sliding pin, the sliding pin is located in the sliding groove and can move along the sliding groove, the front wheel joint comprises a locking pin, the locking pin is located in the movable groove, the sliding pin drives the transmission piece to move relative to the front foot tube, and the locking pin in the movable groove rotates around the front wheel to enable the front wheel joint to be folded downwards.

2. The collapsible stroller of claim 1, wherein: the sliding groove and the movable groove are respectively positioned at two opposite ends of the transmission piece.

3. The collapsible stroller of claim 2, wherein: the sliding groove is in a linear shape.

4. The collapsible stroller of claim 1, wherein: the front foot tube is provided with a mounting groove, and the sliding pin penetrates through the sliding groove and extends into the mounting groove.

5. The collapsible stroller of claim 4, wherein: the baby stroller easy to fold further comprises a connecting piece, the transmission piece is located between the connecting piece and the front foot tube, the connecting piece is provided with a avoiding groove, and the sliding pin penetrates through the avoiding groove and extends into the sliding groove and the mounting groove.

6. The collapsible stroller of claim 1, wherein: the baby stroller easy to fold further comprises a handle pipe and a supporting rod, and two ends of the supporting rod are respectively connected with the handle pipe and the connecting pipe in a rotating mode.

7. The collapsible stroller of claim 6, wherein: the handle pipe is including locking the seat, the bracing piece is including locking the seat down, easy folding baby's shallow is still including locking rotating member, gear and elastic component, the elastic component both ends respectively with lock seat reaches down the gear is contradicted, the elastic component is contradicted the gear makes gear axial displacement, so that the gear with lock the seat and lock the seat buckle down.

8. The collapsible stroller of claim 7, wherein: the elastic piece is a spring.

9. The collapsible stroller of claim 7, wherein: the baby stroller easy to fold further comprises a locking rotating piece and a pull wire, wherein the locking rotating piece is installed on the upper locking seat, the pull wire drives the locking rotating piece to move axially, the locking rotating piece abuts against the gear and enables the gear to move axially, and the upper locking seat and the lower locking seat are unlocked.

10. The collapsible stroller of claim 9, wherein: the locking rotating piece is rotatably arranged on the upper locking seat, and the contact surface of the locking rotating piece and the upper locking seat is an inclined surface.

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