CN110497952B - Foldable baby stroller - Google Patents
Foldable baby stroller Download PDFInfo
- Publication number
- CN110497952B CN110497952B CN201910849496.2A CN201910849496A CN110497952B CN 110497952 B CN110497952 B CN 110497952B CN 201910849496 A CN201910849496 A CN 201910849496A CN 110497952 B CN110497952 B CN 110497952B
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- rod
- cushion
- fixedly connected
- buckle
- push rod
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B7/00—Carriages for children; Perambulators, e.g. dolls' perambulators
- B62B7/04—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
- B62B7/06—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
Abstract
The invention relates to a foldable stroller. Comprises a first rod, a left rod arranged on the left side and provided with a left rear wheel at the rear part, a right rod arranged on the right side and provided with a right rear wheel at the rear part, a push rod provided with a front wheel at the front part and a cushion; the left rod and the right rod are arranged in bilateral symmetry about the middle plane of the cart, and the left rear wheel and the right rear wheel move along the direction guided by the front wheels; the first rods are respectively crossed with the left rod and the right rod and are respectively rotatably connected with the middle parts of the left rod and the right rod; the push rod is rotationally connected with the first rod; the front part of the cushion is respectively connected with the front parts of the left rod and the right rod, and the rear part of the cushion is connected with the rear part of the first rod; after folding, first pole, left pole and right pole are restrainted the form, and the cushion is parallel with first pole, and first pole links firmly with the cushion, and the left pole links firmly with the cushion, and the right pole links firmly with the cushion. The foldable stroller with the new structure is designed, the structure is simple and reliable, the unfolding and the folding are both convenient, and the volume after the folding is small.
Description
Technical Field
The invention relates to a foldable stroller.
Background
The baby stroller in the prior art usually has a folding function in order to reduce the size and facilitate carrying when not in use, the specific structure is various, and the folding principle and the folding mode are different.
Disclosure of Invention
The invention aims to provide a foldable stroller, which is convenient to unfold and fold and has small volume after being folded.
In order to achieve the above purpose, the scheme is as follows:
a foldable stroller is designed, and is characterized by comprising a first rod, a left rod, a right rod, a push rod and a cushion, wherein the left rod is arranged on the left side, the rear part of the left rod is provided with a left rear wheel, the right rod is arranged on the right side, the rear part of the right rod is provided with a right rear wheel, the front part of the push rod is provided with a front wheel; the left rod and the right rod are arranged in bilateral symmetry about the middle plane of the cart, and the left rear wheel and the right rear wheel move along the direction guided by the front wheels; the first rod and the left rod are arranged in a crossed manner, and the middle parts of the first rod and the left rod are rotatably connected; the first rod and the right rod are arranged in a crossed manner, and the middle parts of the first rod and the right rod are rotatably connected; the push rod penetrates through the first rod, the push rod is rotatably connected with the first rod, and the push rod and the first rod do not move relatively in the axial direction; the front part of the cushion is connected with the front part of the left rod, the front part of the cushion is connected with the front part of the right rod, and the rear part of the cushion is connected with the rear part of the first rod; after folding, first pole, left pole and right pole are restrainted the form, and the cushion is parallel with first pole, and first pole links firmly with the cushion, and the left pole links firmly with the cushion, and the right pole links firmly with the cushion.
Furthermore, the foldable stroller is characterized by further comprising a left main shaft and a right main shaft, wherein the left main shaft consists of two parts which are connected in a rotating manner, one part is fixedly connected with the middle part of the first rod, the other part is fixedly connected with the middle part of the left rod, and the axis of the left main shaft is vertical to the first rod and is deviated to the front of the stroller; the right main shaft consists of two parts which are connected in a rotating way, one part is fixedly connected with the middle part of the first rod, the other part is fixedly connected with the middle part of the right rod, and the axis of the right main shaft is vertical to the first rod and is deviated to the front of the trolley; the axis of the left main shaft and the axis of the right main shaft are coplanar, and an included angle exists between the axes.
Furthermore, the foldable stroller is characterized in that the push rod can extend and retract along the axial direction of the push rod.
Furthermore, a children's shallow that can fold, characterized by, the push rod includes push down rod, push up rod and push rod locking piece, and the push down rod sets up and passes first pole, and the push down rod is hollow along the axial for hold the push up rod, push rod locking piece makes push down rod and push up rod link firmly and remove to link firmly.
Furthermore, the foldable stroller is characterized in that the cushion is plate-shaped, and the upper surface of the cushion is a curved surface which is suitable for children to sit comfortably.
Furthermore, the foldable stroller is characterized in that the front part of the cushion and the front part of the left rod can be fixedly connected and disconnected, and the front part of the cushion and the front part of the right rod can be fixedly connected and disconnected.
Furthermore, the foldable stroller is characterized in that a gap is formed in the sitting surface of the seat cushion and used for accommodating the first rod during folding.
Furthermore, the foldable stroller is characterized in that a left handle is arranged at the front part of the left rod, a right handle is arranged at the front part of the right rod, and the left handle and the right handle are both arranged in a sphere shape; the lower part of the first rod is provided with a pedal, and the pedal extends along the left and right directions of the cart.
Furthermore, the foldable stroller is characterized in that the rear part of the push rod is provided with a control handle.
Furthermore, the foldable stroller is characterized in that the left rod and the right rod are provided with interlocking devices at working positions.
The foldable child stroller with the novel structure is simple and reliable in structure, convenient to unfold and fold and small in size after being folded.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention.
In the drawings:
FIG. 1 is a side view of the cart in an operating state;
FIG. 2 is a perspective view of the cart in an operating state;
FIG. 3 is an enlarged view of section A-A (rotated clockwise) of FIG. 1;
FIG. 4 is an enlarged view of section B-B of FIG. 1 (rotated clockwise);
FIG. 5 is a side view of the folded seat cushion during folding of the stroller;
fig. 6 is a folding perspective view of the seat cushion during folding of the stroller;
fig. 7 is a side view of the folded seat cushion during folding of the stroller;
fig. 8 is a perspective view of the folded seat cushion during the folding process of the stroller;
FIG. 9 is a side view of the folding of the left and right bars during folding of the cart;
FIG. 10 is a perspective view of the folding of the left and right bars during folding of the cart;
fig. 11 is a top view of the cart after folding;
fig. 12 is a perspective view of the cart after folding;
fig. 13 is a side view of the cart after folding;
fig. 14 is a perspective view of the cart in a folded state.
Labeled as:
1. a first lever; 11. a steering axis; 12. a pedal; 13. a first shaft;
2. a push rod; 21. a lower push rod; 22. a push rod is arranged; 221. a control handle; 23. a push rod locking member; 24. a front wheel;
31. a left lever; 311. a left rear wheel; 312. a left handle; 313. a left second shaft; 314. a boss;
32. a right lever; 321. a right rear wheel; 322. a right handle; 323. a right second shaft; 324. a limiting hole;
41. a left main shaft; 42. a right main shaft;
5. a cushion; 51. a first buckle; 52. a second buckle; 521. a trip handle; 53. a third buckle; 54. a fourth buckle;
6. and (4) the ground.
Detailed Description
The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings for a purpose of helping those skilled in the art to more fully, accurately and deeply understand the concept and technical solution of the present invention and to facilitate its implementation.
It should be noted that the front, back, left, right, up and down directions in this document are the perspective of the child riding the child car, and taking fig. 1 as an example, the child is seated facing the left side of the figure, so the left side of fig. 1 is the front of the child car.
As shown in fig. 1 and 2, the stroller includes a first rod 1, a left rod 31 disposed on the left side and having a left rear wheel 311 at the rear, a right rod 32 disposed on the right side and having a right rear wheel 321 at the rear, a push rod 2 having a front wheel 24 at the front, and a seat 5; the left rod 31 and the right rod 32 are arranged in bilateral symmetry about the middle plane of the trolley, the moving directions of the front wheel 24, the left rear wheel 311 and the right rear wheel 321 are consistent, and the left rear wheel 311 and the right rear wheel 321 move along the direction guided by the front wheel 24; the first rod 1 and the left rod 31 are arranged in a crossed manner, and the middle parts of the first rod 1 and the left rod 31 are rotatably connected; the first rod 1 and the right rod 32 are arranged in a crossed manner, and the middle parts of the first rod 1 and the right rod 32 are rotatably connected;
in detail, as shown in fig. 1 and 4, the stroller further includes a left main shaft 41 and a right main shaft 42, the left main shaft 41 is composed of two parts which are rotatably connected, one part is fixedly connected with the middle part of the first rod 1, the other part is fixedly connected with the middle part of the left rod 31, and the axis of the left main shaft 41 is perpendicular to the first rod 1 and is deviated to the front of the stroller; the right main shaft 42 consists of two parts which are connected in a rotating way, one part is fixedly connected with the middle part of the first rod 1, the other part is fixedly connected with the middle part of the right rod 32, and the axis of the right main shaft 42 is vertical to the first rod 1 and is deviated to the front of the cart; the axis of the left spindle 41 is coplanar with the axis of the right spindle 42, with an angle therebetween, and further with this angle being an obtuse angle.
As shown in fig. 1 and 2, the first rod 1 is hollow along the axial direction, the push rod 2 penetrates through the first rod 1, the push rod 2 is rotatably connected with the first rod 1, and the push rod 2 and the first rod 1 do not move relatively along the axial direction;
in detail, the first rod 1 is hollow along the axial direction, the push rod 2 is arranged to penetrate through the first rod 1, the push rod 2 is connected with the first rod 1 in a rotating mode, and the rotating axis of the push rod 2 in the first rod 1 is a steering axis 11; the two ends of the first rod 1 are respectively provided with an axial limiting structure, such as a check ring, a flanging, a shaft shoulder and the like, the push rod 2 is arranged in the first rod 1, and the axial limiting structure of the first rod 1 limits the axial position of the push rod 2, so that the push rod 2 and the first rod 1 do not move relatively in the axial direction;
in more detail, the push rod 2 can extend and retract along the axial direction of the push rod 2, the push rod 2 comprises a lower push rod 21, an upper push rod 22 and a push rod locking piece 23, the lower push rod 21 is arranged to penetrate through the first rod 1, the lower push rod 21 is hollow along the axial direction and is used for accommodating the upper push rod 22, and the lower push rod 21 and the upper push rod 22 can be fixedly connected and disconnected by operating the push rod locking piece 23; when the push rod 2 is shortened, the upper push rod 22 moves axially inside the lower push rod 21, and when the push rod 2 is lengthened, the upper push rod 22 moves axially out of the lower push rod 21. The push rod lock 23 is preferably a lever cam slit clasping structure.
As shown in fig. 1 and 2, the front part of the seat cushion 5 is connected with the front part of the left rod 31, the front part of the seat cushion 5 is connected with the front part of the right rod 32, and the rear part of the seat cushion 5 is connected with the rear part of the first rod 1; in detail, the seat cushion 5 is plate-shaped, and the upper surface thereof can be set to a curved surface satisfying the riding comfort of the child according to the ergonomic requirement.
In more detail, as shown in fig. 1 to 6, the front portion of the seat cushion 5 and the front portion of the left rod 31 may be fixedly connected and fixedly disconnected, and the front portion of the seat cushion 5 and the front portion of the right rod 32 may be fixedly connected and fixedly disconnected;
the front part of the left rod 31 is provided with a left second shaft 313 extending to the left side of the buggy, the front part of the right rod 32 is provided with a right second shaft 323 extending to the right side of the buggy, and the sections of the left second shaft 313 and the right second shaft 323 are preferably cylindrical and are coaxially arranged; the front part of the cushion 5 is provided with an elastic second buckle 52, a space for accommodating the left second shaft 313 and the right second shaft 323 is arranged inside the second buckle 52, the cross section outline of the space is larger than a half of a circle, the left second shaft 313 and the right second shaft 323 are arranged inside the second buckle 52 to realize fixed connection, and the cross section of the space for accommodating the left second shaft 313 and the right second shaft 323 is expanded to be larger than the outer diameters of the left second shaft 313 and the right second shaft 323 due to the elasticity of the second buckle 52, so that the left second shaft 313 and the right second shaft 323 are separated from the second buckle 52 to release the fixed connection; during operation, the second buckle 52 is clamped into the left second shaft 313 and the right second shaft 323 to realize fixed connection by pressing the front part of the seat cushion 5, and the second buckle 52 is separated from the left second shaft 313 and the right second shaft 323 to realize release of the fixed connection by lifting the front part of the seat cushion 5; in order to facilitate the fixing and releasing of the second buckle 52 to and from the left second shaft 313 and the right second shaft 323, a release handle 521 is further provided, the release handle 521 is fixedly connected to one side of the second buckle 52, preferably, the rear side, and the release handle 521 is pulled backwards to realize the internal expansion of the second buckle 52, so that the left second shaft 313 and the right second shaft 323 can enter or leave the inside of the second buckle 52.
In more detail, as shown in fig. 1 to 6, the rear portion of the seat cushion 5 is rotatably connected to the rear portion of the first lever 1; the rear part of the first rod 1 is provided with a first shaft 13 extending along the left-right direction of the baby carriage, the rear part of the seat cushion 5 is provided with a first buckle 51, the first buckle 51 is internally provided with a space for accommodating the first shaft 13, the cross section outline of the space is more than a half of a circle, the first shaft 13 is arranged in the first buckle 51, and the first buckle 51 rotates around the first shaft 13; the rotational connection of the seat cushion 5 to the first bar 1 is already assembled before the buggy is shipped from the factory and does not need to be separated during the whole buggy application, so the first catch 51 and the first shaft 13 are important in view of first-time assemblability, and preferably the first catch 51 opens forward, so that when the seat cushion 5 is subjected to a downward pressure, the first catch 51 is subjected to a rearward pulling force of the first shaft 13, and the strength is higher.
As shown in fig. 1 and 2, the front part of the left rod 31 is provided with a left handle 312, the front part of the right rod 32 is provided with a right handle 322, which is convenient for a child sitting on the seat cushion 5 to hold, and for the purpose of compact space after folding, the left handle 312 and the right handle 322 are preferably provided in a spherical shape; the lower part of the first rod 1 is provided with a pedal 12, and the pedal 12 extends along the left and right directions of the stroller, so that children sitting on the seat cushion 5 can conveniently step on the stroller; the rear part of the push rod 2 is provided with an operating handle 221 which is operated by a person pushing the baby stroller; turning the handlebar 221, the front wheel 24 also follows the swing, thus changing the direction of movement of the stroller and acting to stabilize the stroller by controlling the handlebar 221.
As shown in fig. 5 to 14, after being folded, the first rod 1, the left rod 31 and the right rod 32 are in a bundle shape, the seat cushion 5 is parallel to the first rod 1, the first rod 1 is fixedly connected with the seat cushion 5, the left rod 31 is fixedly connected with the seat cushion 5, and the right rod 32 is fixedly connected with the seat cushion 5.
The detailed construction and folding process is as follows,
as shown in fig. 5 and 6, the push rod locking member 23 is unlocked, the upper push rod 22 is retracted into the lower push rod 21, and the push rod locking member 23 is locked, so that the upper push rod 22 and the lower push rod 21 are fixedly connected and maintained in a retracted state; the trip lever 521 is pulled to separate the second buckle 52 from the second shaft 33, the seat cushion 5 is lifted upwards, and the seat cushion 5 rotates around the first shaft 13 and approaches the upper part of the first rod 1;
as shown in fig. 7, 8, 11, 12 and 14, the seat cushion 5 rotates around the first shaft 13 and approaches the upper part of the first rod 1, and is finally fixedly connected with the first rod 1, and the seating surface of the seat cushion 5 is parallel to the first rod 1 when fixedly connected; preferably, a third buckle 53 is arranged at one end of the seat cushion 5 far away from the first buckle 51, the third buckle 53 is provided with an elastically deformed opening, the cross-sectional profile of the opening is larger than a half of a circle, the opening faces the first rod 1, and when the first rod 1 is clamped into the opening of the third buckle 53, the third buckle 53 is fixedly connected with the first rod 1; during operation, the third buckle 53 is clamped into the first rod 1 to realize fixed connection by pressing the cushion 5, and the third buckle 53 is separated from the first rod 1 to realize fixed connection release by pulling the cushion 5; in order to firmly connect the seat cushion 5 and the first rod 1, the sizes of the seat cushion 5 and the first rod 1 are minimum, a notch is arranged on the sitting surface of the seat cushion 5 and used for accommodating the first rod 1 when the seat cushion is folded, it needs to be explained that the width of the notch on the sitting surface of the seat cushion 5 depends on the outer diameter of the first rod 1, the thin first rod 1 is applied, the width of the notch can be reduced, the influence on the sitting comfort is minimized, the notch is positioned in the middle of the seat cushion 5 and has small influence on the sitting comfort, and comprehensively, the notch is increased to bring the advantage that the size is obviously reduced after the seat cushion is folded, so that the seat cushion is very beneficial.
More specifically, as shown in fig. 1, 2, 9 and 10, when the cart is in a working state, the left rod 31 and the right rod 32 are fixedly connected through the second buckle 52, in order to ensure that the structure of the cart is more stable during working, the left rod 31 and the right rod 32 need to move synchronously at a working position, the rigidity of the connection between the left rod 31 and the right rod 32 is increased, the interlocking device is arranged, so that the left rod 31 and the right rod 32 move synchronously at the working position, preferably, a boss 314 extending to the right is arranged on the side surface of the left rod 31, the boss 314 is cylindrical, a limit hole 324 for inserting the boss 314 is arranged at a corresponding position of the right rod 32, a slight clearance fit is formed between the boss 314 and the limit hole 324, and when the cart is folded, the boss 314 and the limit hole 324 are separated along with the rotation separation of the left rod 31 and the right rod 32 around.
As shown in fig. 9 and 10, the left lever 31 and the first lever 1 approach each other by rotating around the left main shaft 41, and the right lever 32 and the first lever 1 approach each other by rotating around the right main shaft 42.
As shown in fig. 11 and 14, when the left rod 31 and the first rod 1 rotate around the left main shaft 41 to be parallel to each other, the left rod 31 is fixedly connected with the seat cushion 5, preferably, a fourth buckle 54 is arranged on the back surface (opposite to the sitting surface) of the seat cushion 5, the fourth buckle 54 has an elastically deformed step, when the side surface of the left rod 31 is clamped in the fourth buckle 54, the fourth buckle 54 has the elastically deformed step to block the left rod 31 from moving towards the front of the cart, and the lower part of the left rod 31 is also abutted against the side surface of the pedal 12 at this time, the pedal 12 also blocks the left rod 31 from moving towards the front of the cart, namely, the left rod 31 is fixedly connected with the seat cushion 5; in operation, the left rod 31 is clamped into the fourth buckle 54 to realize fixed connection by pressing the left rod 31, and the left rod 31 is separated from the fourth buckle 54 to realize fixed connection release by pulling the left rod 31;
when the right rod 32 and the first rod 1 rotate around the right main shaft 42 to be parallel to each other, the right rod 32 is fixedly connected with the seat cushion 5, preferably, a fourth buckle 54 is arranged on the back surface (opposite to the sitting surface) of the seat cushion 5, the fourth buckle 54 has an elastically deformed step, when the side surface of the right rod 32 is clamped into the fourth buckle 54, the fourth buckle 54 has the elastically deformed step to block the right rod 32 from moving towards the front of the trolley, the lower part of the right rod 32 is also abutted against the side surface of the pedal 12 at this time, the pedal 12 also blocks the right rod 32 from moving towards the front of the trolley, namely, the right rod 32 is fixedly connected with the seat cushion 5; in operation, the right lever 32 is snapped into the fourth catch 54 by pressing the right lever 32 to achieve securement, and the right lever 32 is snapped out of the fourth catch 54 by pulling the right lever 32 to achieve release of securement.
As shown in fig. 1 to 3, in order to avoid changing the center of gravity of the stroller when the front wheels 24 swing in a steering manner, i.e., to avoid extra work when steering the front wheels 24, the steering is light, and the children can ride without changing the center of gravity and jolting due to the steering operation, so that the comfort is better; as shown in fig. 1 and 3, the front wheel 24 swings about the steering axis 11 when steered, the steering axis 11 is the rotation axis of the push rod 2 in the first lever 1, the front wheel 24 is sectioned by a plane passing through the ground contact point of the front wheel 24 and perpendicular to the steering axis 11, and in this section, the contour of the front wheel 24 in the vicinity of the ground contact point with the ground 6 is a circular arc having the center on the steering axis 11. Preferably, the arc is symmetrical about the equatorial plane of the front wheel 24, the arc having a central angle in the range 10 ° to 170 °; the left rear wheel 311 and the right rear wheel 321 are the same as the front wheel 24 in view of generalization.
The foregoing is a more detailed description of the invention that is presented in connection with specific embodiments, and the practice of the invention is not intended to be limited to these descriptions. It will be apparent to those skilled in the art that various modifications, substitutions, and combinations can be made without departing from the spirit of the invention, and these should be considered to be within the scope of the invention.
Claims (7)
1. A foldable stroller is characterized by comprising a first rod (1), a left rod (31) which is arranged on the left side and is provided with a left rear wheel (311) at the rear part, a right rod (32) which is arranged on the right side and is provided with a right rear wheel (321) at the rear part, a push rod (2) of which the front part is provided with a front wheel (24) and a cushion (5);
the left rod (31) and the right rod (32) are arranged in bilateral symmetry relative to the middle plane of the trolley, and the left rear wheel (311) and the right rear wheel (321) move along the direction guided by the front wheel (24);
the first rod (1) and the left rod (31) are arranged in a crossed manner, and the middle parts of the first rod (1) and the left rod (31) are rotatably connected; the first rod (1) and the right rod (32) are arranged in a crossed manner, and the middle parts of the first rod (1) and the right rod (32) are rotatably connected;
the push rod (2) penetrates through the first rod (1), the push rod (2) is rotatably connected with the first rod (1), and the push rod (2) and the first rod (1) do not move relatively in the axial direction;
the front part of the cushion (5) is connected with the front part of the left rod (31), the front part of the cushion (5) is connected with the front part of the right rod (32), and the rear part of the cushion (5) is connected with the rear part of the first rod (1);
after being folded, the first rod (1), the left rod (31) and the right rod (32) are in a bundle shape, the cushion (5) is parallel to the first rod (1), the first rod (1) is fixedly connected with the cushion (5), the left rod (31) is fixedly connected with the cushion (5), and the right rod (32) is fixedly connected with the cushion (5);
the cushion (5) is plate-shaped, and the upper surface of the cushion is set to be a curved surface which meets the requirement of comfortable riding of children;
the front part of the cushion (5) and the front part of the left rod (31) can be fixedly connected and released, and the front part of the cushion (5) and the front part of the right rod (32) can be fixedly connected and released;
a gap is arranged on the sitting surface of the seat cushion (5) and is used for accommodating the first rod (1) when the seat cushion is folded;
a first shaft (13) extending in the left-right direction is arranged at the rear part of the first rod (1), a first buckle (51) is arranged at the rear part of the seat cushion (5), and the first shaft (13) is arranged in the first buckle (51);
the cushion (5) rotates around the first shaft (13) and is fixedly connected with the first rod (1), and the seating surface of the cushion (5) is parallel to the first rod (1) when the cushion (5) is fixedly connected with the first shaft; a third buckle (53) is arranged at one end, away from the first buckle (51), of the cushion (5), the third buckle (53) is provided with an elastically-deformed opening, and the first rod (1) is clamped into the opening of the third buckle (53) to be fixedly connected; a fourth buckle (54) is arranged on the back of the seat cushion (5), and the fourth buckle (54) is provided with an elastically deformed step;
when the left rod (31) and the first rod (1) rotate to be parallel to each other, the side surface of the left rod (31) is clamped into the fourth buckle (54) to be fixedly connected; when the right rod (32) and the first rod (1) rotate to be parallel to each other, the side surface of the right rod (32) is clamped into the fourth buckle (54) to be fixedly connected.
2. A foldable stroller according to claim 1, further comprising a left main shaft (41) and a right main shaft (42), wherein the left main shaft (41) is composed of two parts connected in a rotating manner, one part is fixedly connected with the middle part of the first rod (1), the other part is fixedly connected with the middle part of the left rod (31), and the axis of the left main shaft (41) is perpendicular to the first rod (1) and is deviated to the front of the stroller;
the right main shaft (42) consists of two parts which are connected in a rotating way, one part is fixedly connected with the middle part of the first rod (1), the other part is fixedly connected with the middle part of the right rod (32), and the axis of the right main shaft (42) is vertical to the first rod (1) and is deviated to the front of the cart; the axis of the left main shaft (41) and the axis of the right main shaft (42) are coplanar and form an included angle.
3. A foldable stroller according to claim 1, characterized in that the push rod (2) is telescopic in its own axial direction.
4. A foldable stroller according to claim 3, wherein the push rod (2) comprises a lower push rod (21), an upper push rod (22) and a push rod locking member (23), the lower push rod (21) is disposed through the first rod (1), the lower push rod (21) is axially hollow for accommodating the upper push rod (22), and the push rod locking member (23) is used for fixedly connecting and disconnecting the lower push rod (21) and the upper push rod (22).
5. The foldable stroller as recited in claim 1, wherein the left handle (312) is provided at the front of the left rod (31), the right handle (322) is provided at the front of the right rod (32), and both the left handle (312) and the right handle (322) are provided in a spherical shape;
the lower part of the first rod (1) is provided with a pedal (12), and the pedal (12) extends along the left and right direction of the cart.
6. A foldable stroller according to claim 1, characterized in that the push bar (2) is provided with a handlebar (221) at the rear.
7. A foldable stroller according to claim 1, characterized in that the left bar (31) and the right bar (32) are provided with interlocking means in the operative position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910849496.2A CN110497952B (en) | 2019-09-10 | 2019-09-10 | Foldable baby stroller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910849496.2A CN110497952B (en) | 2019-09-10 | 2019-09-10 | Foldable baby stroller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110497952A CN110497952A (en) | 2019-11-26 |
| CN110497952B true CN110497952B (en) | 2020-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910849496.2A Active CN110497952B (en) | 2019-09-10 | 2019-09-10 | Foldable baby stroller |
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| CN208036375U (en) * | 2018-03-21 | 2018-11-02 | 李玉宗 | A kind of universal wheeled trolley of light foldable |
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