CN215752586U - Foldable baby stroller frame - Google Patents

Abstract

The utility model discloses a folding baby stroller frame, and relates to the technical field of baby stroller frames. The utility model comprises two front wheel joints; the upper ends of the front wheel joints are fixed with front wheel supports, one ends of the front wheel supports, which are far away from the front wheel joints, are rotatably connected with rear wheel supports, the lower ends of the rear wheel supports are fixed with rear wheel seats, and a brake linkage rod is fixed between the two rear wheel seats; one side of the rear wheel bracket, which is far away from the front wheel bracket, is rotatably connected with a side hand guard. According to the folding structure, the whole vehicle is stressed and supported when the frame is unfolded and the whole vehicle linkage is realized in the frame folding process, the original function of the frame is realized, the folding volume of the whole vehicle is reduced, the assembly and disassembly of the folding frame are more convenient and simpler, the cost is reduced, the mutual interference among frame parts is avoided, the size of the folded whole vehicle is small, and the carrying of the whole vehicle is convenient.

Description

Foldable baby stroller frame

Technical Field

The utility model belongs to the technical field of baby stroller frames, and particularly relates to a folding baby stroller frame.

Background

The baby carriage is a tool carriage which is designed for facilitating the outdoor activities of babies, the baby carriage can bring certain benefits for the intelligence development of the babies, the development of the brains of the babies is increased, the baby carriage is a favorite transportation means for walking, and more particularly, a necessary product for the mothers to go to the street for shopping, however, the baby carriage can be divided into a plurality of types according to the growth and the use of the babies, the baby carriage comprises a folding baby carriage, the existing folding baby carriage is inconvenient to assemble and disassemble, the whole baby carriage is large in size after being folded, the whole baby carriage is inconvenient to carry, and based on the fact, the folding baby carriage frame is provided.

Disclosure of Invention

The utility model aims to provide a folding baby stroller frame, which solves the existing problems: the existing folding baby stroller is inconvenient to assemble and disassemble a large number of folding frames, and the whole stroller is large in size after being folded, so that the whole stroller is inconvenient to carry.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a folding baby stroller frame, which comprises two front wheel joints;

the upper ends of the front wheel joints are fixed with front wheel supports, one ends of the front wheel supports, which are far away from the front wheel joints, are rotatably connected with rear wheel supports, the lower ends of the rear wheel supports are fixed with rear wheel seats, and a brake linkage rod is fixed between the two rear wheel seats;

the electric bicycle comprises a front wheel support, a rear wheel support, a front wheel support, a rear wheel, a reversing sliding piece, a lower push rod, push handle adjusting electric bells, an upper push handle and a push handle button, wherein one side of the rear wheel support, which is far away from the front wheel support, is rotatably connected with the side armguards;

the lower end of the lower push rod is fixed with a lower push rod joint, a push rod joint seat is fixed at one side of the rear wheel bracket and the position close to the lower push rod joint, one side of the lower push rod joint is rotationally connected with a frame linkage locking piece, one side of the frame linkage locking piece close to the lower push rod joint is fixed with a lock hook, the lock hook is connected with the lower push rod joint in a clamping manner, one side of the frame linkage locking piece far away from the lower push rod joint is rotationally connected with a backrest adjusting seat, one side of the backrest adjusting seat close to the frame linkage locking piece is slidably connected with a frame unlocking blocking piece, the frame unlocking blocking piece is connected with the frame linkage locking piece in a clamping manner, a backrest adjusting gear is rotationally connected inside the backrest adjusting seat, one side of the backrest adjusting gear is fixed with a lower backrest joint, and one side of the backrest lower headrest close to the backrest adjusting gear is slidably connected with a backrest unlocking control piece, the backrest unlocking control piece is clamped with the backrest adjusting seat;

the frame linkage locking piece is also rotationally connected with the rear wheel brackets, a rear bracket brace rod is fixed between the two rear wheel brackets, and a front bracket brace rod is fixed between the two bracket connecting rods;

a backrest rod is fixed at one end of the backrest adjusting seat, hood plugs are fixed at positions, close to the backrest adjusting seat, of the backrest rod, a rear hood rod is fixed at one end of each of the two hood plugs, a front rod seat is rotatably connected to one side of each of the two hood plugs, and a front hood rod is fixed between the two front rod seats;

the one end of back lower clutch is fixed with a seatpad pole, the one end of seatpad pole is all rotated and is connected with preceding bracket, two be fixed with a seatpad front stay between the seatpad pole, the middle part of seatpad front stay is fixed with the fixing base, T shape pin, one of them are installed to the upper end of fixing base the middle part of seatpad pole is rotated and is connected with a seatpad connecting rod, just the seatpad connecting rod also rotates with one of them support connecting rod and is connected.

Furthermore, a pedal is fixed between the two front wheel joints.

Furthermore, a backrest handle is fixed in the middle of the backrest rod.

Furthermore, the lower extreme that the front wheel connects all rotates and is connected with the wheel, the one end of rear wheel seat also all rotates and is connected with the wheel.

Furthermore, a brake handle is fixed on the peripheral side surface of the brake linkage rod.

Furthermore, a reversing handle and a reversing retainer ring are respectively fixed on the peripheral side surface of the lower push rod and above and below the reversing sliding piece.

The utility model has the following beneficial effects:

according to the folding structure, the whole vehicle is stressed and supported when the frame is unfolded and the whole vehicle linkage is realized in the frame folding process, the original function of the frame is realized, the folding volume of the whole vehicle is reduced, the assembly and disassembly of the folding frame are more convenient and simpler, the cost is reduced, the mutual interference among frame parts is avoided, the size of the folded whole vehicle is small, and the carrying of the whole vehicle is convenient.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a left side view of the present invention;

FIG. 3 is a schematic view of the partially folded configuration of the present invention;

FIG. 4 is an exploded view of the backrest and frame locking mechanism of the present invention;

FIG. 5 is a front view of the present invention partially folded;

FIG. 6 is a schematic view of the fully collapsed configuration of the present invention;

fig. 7 is a front view of the present invention in a fully folded state.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a front wheel joint; 2. stepping; 3. a seat cushion front stay; 4. a lateral armguard; 5. a backrest handle; 6. a handle pushing button; 7. a front wheel bracket; 8. a rear wheel support; 9. a bracket connecting rod; 10. a front footrest; 11. a seat cushion rod; 12. a lower joint of the push rod; 13. a reversing retainer ring; 14. a reversing slider; 15. a lower push rod; 16. a reversing handle; 17. the handle is pushed to adjust the electric bell; 18. pushing up the handle; 19. a seat cushion connecting rod; 20. a front canopy rod; 21. a rear canopy rod; 22. a back rest rod; 23. a frame linkage locking member; 24. a push rod joint seat; 25. a front rod seat; 26. a tent plug; 27. a rear bracket stay bar; 28. a rear wheel seat; 29. a brake linkage rod; 30. a brake handle; 31. a lower backrest joint; 32. a backrest unlock control; 33. a backrest adjustment gear; 34. a backrest adjusting seat; 35. the frame unlocks the stopper; 36. a latch hook; 37. a front bracket stay bar; 38. a fixed seat; 39. t-shaped stop lever.

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.

Referring to fig. 1-7, the present invention is a foldable stroller frame, which comprises two front wheel joints 1;

the upper ends of the front wheel joints 1 are all fixed with front wheel brackets 7, one ends of the front wheel brackets 7 far away from the front wheel joints 1 are all rotatably connected with rear wheel brackets 8, the lower ends of the rear wheel brackets 8 are all fixed with rear wheel seats 28, the lower ends of the front wheel joints 1 are all rotatably connected with wheels, and one ends of the rear wheel seats 28 are also rotatably connected with the wheels; a brake linkage rod 29 is fixed between the two rear wheel seats 28, and a brake handle 30 is fixed on the peripheral side surface of the brake linkage rod 29 to facilitate braking of the baby carriage;

a step 2 is fixed between the two front wheel joints 1, which is convenient for placing the feet of the baby;

one side of the rear wheel support 8, which is far away from the front wheel support 7, is rotatably connected with a side hand guard 4, one end of the side hand guard 4, which is far away from the rear wheel support 8, is rotatably connected with a reversing sliding piece 14, the inside of the reversing sliding piece 14 is slidably connected with a lower push rod 15, the peripheral side surface of the lower push rod 15, which is positioned above and below the reversing sliding piece 14, is respectively fixed with a reversing handle 16 and a reversing retainer ring 13, so as to limit the moving distance of the reversing sliding piece 14, the upper ends of the lower push rods 15 are respectively fixed with push handle adjusting electric bells 17, the upper ends of the two push handle adjusting electric bells 17 are respectively fixed with an upper push handle 18, and the middle part of the upper push handle 18 is fixed with a push handle button 6;

a lower push rod joint 12 is fixed at the lower end of the lower push rod 15, a push rod joint seat 24 is fixed at one side of the rear wheel bracket 8 and the position close to the lower push rod joint 12, a frame linkage locking member 23 is rotatably connected at one side of the lower push rod joint 12, a locking hook 36 is fixed at one side of the frame linkage locking member 23 close to the lower push rod joint 12, the locking hook 36 is connected with the lower push rod joint 12 in a clamping manner, a backrest adjusting seat 34 is rotatably connected at one side of the frame linkage locking member 23 far away from the lower push rod joint 12, a frame unlocking stopper 35 is slidably connected at one side of the backrest adjusting seat 34 close to the frame linkage locking member 23, the frame unlocking stopper 35 is connected with the frame linkage locking member 23 in a clamping manner, a backrest adjusting gear 33 is rotatably connected inside the backrest adjusting seat 34, a backrest lower joint 31 is fixed at one side of the backrest adjusting gear 33, and a backrest unlocking control member 32 is slidably connected at one side of the backrest lower joint 31 close to the backrest adjusting gear 33, the backrest unlocking control piece 32 is clamped with the backrest adjusting seat 34;

one side of the front wheel bracket 7 is rotatably connected with a bracket connecting rod 9, one end of the bracket connecting rod 9 far away from the front wheel bracket 7 is rotatably connected with a frame linkage locking piece 23, the frame linkage locking piece 23 is also rotatably connected with the rear wheel brackets 8, a rear bracket brace 27 is fixed between the two rear wheel brackets 8, and a front bracket brace 37 is fixed between the two bracket connecting rods 9;

one end of the backrest adjusting seat 34 is fixed with a backrest rod 22, the middle part of the backrest rod 22 is fixed with a backrest handle 5 which is convenient for pulling the backrest rod 22, positions of the backrest rod 22 close to the backrest adjusting seat 34 are both fixed with tent plugs 26, one end of each of the two tent plugs 26 is fixed with a rear tent rod 21, one side of each of the tent plugs 26 is rotatably connected with a front rod seat 25, and a front tent rod 20 is fixed between the two front rod seats 25;

the one end of back lower clutch 31 is fixed with seatpad pole 11, and the one end of seatpad pole 11 is all rotated and is connected with preceding bracket 10, is fixed with seatpad front stay 3 between two seatpad poles 11, and the middle part of seatpad front stay 3 is fixed with fixing base 38, and T shape pin 39 is installed to the upper end of fixing base 38, and the middle part of one of them seatpad pole 11 rotates and is connected with a seatpad connecting rod 19, and seatpad connecting rod 19 also rotates with one of them support connecting rod 9 and is connected.

One specific application of this embodiment is: when folding, by moving the backrest lever 22 to make the backrest lever 22 close to the rear canopy lever 21, by pressing the backrest unlocking control member 32, the backrest unlocking control member 32 cancels the restriction of the backrest adjusting seat 34, thereby making the backrest adjusting gear 33 rotate inside the backrest adjusting seat 34, by pressing the frame unlocking stopper 35, the frame unlocking stopper 35 cancels the restriction of the frame interlocking locking member 23, further making the latch hook 36 cancels the restriction of the push rod lower joint 12, thereby making the push rod lower joint 12 rotate relatively with the frame interlocking locking member 23, the frame interlocking locking member 23 rotates relatively with the backrest adjusting seat 34, because the backrest lever 22 is fixedly connected with the backrest adjusting seat 34, the backrest lower joint 31 is fixedly connected with the backrest adjusting gear 33, the backrest lower joint 31 is fixedly connected with the seat cushion lever 11, one of the seat cushion levers 11 is fixedly connected with the seat cushion lever 19, and the seat cushion lever 19 is also rotatably connected with one of the bracket links 9, the support connecting rod 9 is rotationally connected with the front wheel support 7, the support connecting rod 9 is also rotationally connected with the frame linkage locking piece 23, the frame linkage locking piece 23 is also rotationally connected with the rear wheel support 8, the rear wheel support 8 is rotationally connected with the side guard bar 4, the side guard bar 4 is also rotationally connected with the reversing sliding piece 14, the reversing sliding piece 14 is slidably connected with the lower push rod 15, so that the lower push rod joint 12 is separated from the push rod joint seat 24, the front wheel joint 1 and the rear wheel seat 28 are close to each other, the lower push rod 15 and the upper push handle 18 tend to be in a parallel state, the limit on the push handle adjusting electric bell 17 is cancelled by pressing the push handle button 6, the upper push handle 18 rotates according to the push handle adjusting electric bell 17 as a shaft, the whole vehicle stress supporting when the frame is unfolded and the linkage in the whole vehicle folding process are realized, the original function of the frame is realized, the folding volume of the whole vehicle is reduced, and the assembly and disassembly of the folding frame are more convenient and simple, the cost is reduced, the mutual interference between the frame parts is avoided, the volume of the folded whole vehicle is small, and the whole vehicle is convenient to carry.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims (6)

1. The utility model provides a foldable baby's shallow frame, includes front wheel joint (1), its characterized in that: the number of the front wheel joints (1) is two;

a front wheel support (7) is fixed at the upper end of the front wheel joint (1), a rear wheel support (8) is rotatably connected at one end, far away from the front wheel joint (1), of the front wheel support (7), rear wheel seats (28) are fixed at the lower end of each rear wheel support (8), and a brake linkage rod (29) is fixed between the two rear wheel seats (28);

one side, far away from the front wheel support (7), of the rear wheel support (8) is rotatably connected with a side hand guard (4), one end, far away from the rear wheel support (8), of the side hand guard (4) is rotatably connected with a reversing sliding piece (14), the inside of the reversing sliding piece (14) is slidably connected with a lower push rod (15), the upper ends of the lower push rods (15) are respectively fixed with a push handle adjusting electric bell (17), the upper ends of the two push handle adjusting electric bells (17) are respectively fixed with an upper push handle (18), and the middle of each upper push handle (18) is fixed with a push handle button (6);

a lower push rod connector (12) is fixed at the lower end of the lower push rod (15), a push rod connector seat (24) is fixed at one side of the rear wheel support (8) and at a position close to the lower push rod connector (12), a frame linkage locking piece (23) is rotatably connected at one side of the lower push rod connector (12), a locking hook (36) is fixed at one side of the frame linkage locking piece (23) close to the lower push rod connector (12), the locking hook (36) is connected with the lower push rod connector (12) in a clamping manner, a backrest adjusting seat (34) is rotatably connected at one side of the frame linkage locking piece (23) far away from the lower push rod connector (12), a frame unlocking stopper (35) is slidably connected at one side of the backrest adjusting seat (34) close to the frame linkage locking piece (23), the frame unlocking stopper (35) is connected with the frame linkage locking piece (23) in a clamping manner, and a backrest adjusting gear (33) is rotatably connected inside the backrest adjusting seat (34), a backrest lower joint (31) is fixed on one side of the backrest adjusting gear (33), one side, close to the backrest adjusting gear (33), of the backrest lower joint (31) is connected with a backrest unlocking control piece (32) in a sliding mode, and the backrest unlocking control piece (32) is connected with a backrest adjusting seat (34) in a clamping mode;

one side of each front wheel support (7) is rotatably connected with a support connecting rod (9), one end, far away from the front wheel support (7), of each support connecting rod (9) is rotatably connected with a frame linkage locking piece (23), the frame linkage locking pieces (23) are also rotatably connected with rear wheel supports (8), a rear support stay bar (27) is fixed between the two rear wheel supports (8), and a front support stay bar (37) is fixed between the two support connecting rods (9);

a backrest rod (22) is fixed at one end of the backrest adjusting seat (34), hood plugs (26) are fixed at positions, close to the backrest adjusting seat (34), of the backrest rod (22), a rear hood rod (21) is fixed at one end of each of the two hood plugs (26), a front rod seat (25) is rotatably connected to one side of each of the hood plugs (26), and a front hood rod (20) is fixed between the two front rod seats (25);

the one end of back lower clutch (31) is fixed with seat pad pole (11), the one end of seat pad pole (11) is all rotated and is connected with preceding bracket (10), two be fixed with stay (3) before the seatpad between seat pad pole (11), the middle part of stay (3) before the seatpad is fixed with fixing base (38), T shape pin (39) are installed to the upper end of fixing base (38), one of them the middle part of seat pad pole (11) is rotated and is connected with a seatpad connecting rod (19), just seatpad connecting rod (19) also rotates with one of them support connecting rod (9) and is connected.

2. A pushchair frame according to claim 1, characterised in that a foot rest (2) is fixed between the two front wheel joints (1).

3. A pushchair frame according to claim 1, characterised in that a backrest handle (5) is fixed to the middle of the backrest rod (22).

4. A pushchair frame according to claim 1, characterised in that the lower ends of the front wheel joints (1) are each rotatably connected with a wheel, and one end of the rear wheel seat (28) is also each rotatably connected with a wheel.

5. A pushchair frame according to claim 1, characterised in that a brake lever (30) is fixed to the peripheral side of the brake linkage (29).

6. A pushchair frame according to claim 1, characterised in that the lateral surface of the lower push rod (15) above and below the reversing slider (14) is fixed with a reversing handle (16) and a reversing collar (13), respectively.

Images