A conversion mechanism for conveniently adjusting a two-way baby stroller

Abstract

The present invention discloses a conversion mechanism for conveniently adjusting a two-way baby stroller, which relates to the technical field of baby strollers; the seat frame tubes on the left and right sides are both plugged and fixed in the inner cavity of a backrest support, a pair of backrest adjustment components are fixedly installed on the inner side surface of the backrest support by bolts, the backrest adjustment component is fixedly connected to one end of a footrest adjustment component through a connecting tube, the footrest adjustment components on the left and right sides are fixedly connected through a footrest tube, a connecting plate is fixedly installed in the middle of the connecting tubes on the left and right sides, and a backrest adjustment button is fixedly installed in the middle of the connecting plate, the baby's backrest and footrest are designed to be symmetrical structures, which can meet the baby's sitting posture in two directions, and no transformation and rotation structure of the baby stroller is required, and the sitting direction can be changed by adjusting the backrest and footrest, and the structure is simple, stable and reliable.

Description

Technical Field

[0001] The invention belongs to the technical field of baby strollers, and in particular relates to a conversion mechanism for conveniently adjusting a two-way baby stroller. Background Art

[0002] Baby strollers are widely used in families with infants and young children. They are a common means of transportation for babies and an important tool for mothers to take their babies out for shopping, walking, traveling, etc.

[0003] Most baby strollers are one-way and cannot change the baby's direction. The baby can only look forward, and the function is relatively simple. In addition, the baby cannot face the mother directly, which makes the baby cry easily. There are also baby strollers with baby seats that can rotate 360 ​​degrees. Although the baby's direction can be changed by rotating the seat, the structure is relatively complex and the operation is cumbersome when changing the direction, which brings great inconvenience to the user and needs to be solved urgently. Summary of the invention

[0004] In order to solve the defects and shortcomings of the prior art, the purpose of the present invention is to provide a conversion mechanism for a two-way baby stroller which is simple in structure, reasonably designed and easy to use. The conversion mechanism satisfies the baby's sitting posture in two directions by designing the baby's backrest and footrest into mutually symmetrical structures. No transformation or rotation structure of the baby stroller is required. Only the backrest and footrest need to be adjusted to change the sitting direction. The conversion mechanism has a simple structure and is stable and reliable.

[0005] To achieve the above purpose, the technical solution adopted by the present invention is: it consists of four area blocks: the upper backrest piece, the lower backrest piece, the seat body surface and the footrest surface. By transforming the four partial surface groups A, B, C, and D, the baby can change from one sitting orientation to another.

[0006] Normally, when a baby sits with his back to the mother, the order of the backrest upper piece, backrest lower piece, seat body surface, and footrest surface is ABCD.

[0007] When the mother needs the baby to face the mother, we can adjust the relevant connection mechanism to achieve this. After the baby faces the mother, the order of the backrest upper piece, backrest lower piece, seat body surface, and footrest surface is DCBA.

[0008] When the mother needs the baby to lie flat or at a slight angle, she also needs to adjust the related structures to achieve this. Make the A, B, C, and D surfaces basically horizontal or at a slight angle. Of course, the baby's feet, head, and position can be freely determined by the mother.

[0009] The conversion mechanism of the present invention comprises a seat frame tube, a backrest support, a backrest adjustment assembly, a pedal adjustment assembly, a pedal tube, a connecting plate, a backrest adjustment button and a connecting tube; the seat frame tubes on the left and right sides are both plugged and fixed in the inner cavity of the backrest support, a pair of backrest adjustment assemblies are fixedly installed on the inner side surface of the backrest support by bolts, the backrest adjustment assembly is fixedly connected to one end of the pedal adjustment assembly through a connecting tube, the pedal adjustment assemblies on the left and right sides are fixedly connected through the pedal tube, a connecting plate is fixedly installed in the middle of the connecting tubes on the left and right sides, and a backrest adjustment button is fixedly installed in the middle of the connecting plate.

[0010] Preferably, a connecting through hole for bolt connection is fixedly provided on the backrest support, and a plurality of backrest adjustment grooves and arc grooves are fixedly provided on the outer side of the connecting through hole, and the centers of the backrest adjustment grooves, connecting through holes and arc grooves at the upper and lower ends are kept consistent.

[0011] Preferably, the backrest adjustment assembly consists of a backrest adjustment seat, a backrest adjustment buckle, a backrest spring and a backrest adjustment wire; the inner side of the backrest adjustment buckle is fixedly connected to one end of the backrest adjustment wire, the backrest adjustment buckle is movably embedded in the inner cavity of the backrest adjustment seat, a backrest spring is fixedly installed between the backrest adjustment seat and the backrest adjustment buckle, the other end of the backrest adjustment wire extends out of the inner cavity of the backrest adjustment seat and is fixedly connected to the backrest adjustment button, a round tube that cooperates with the arc groove is fixedly provided on the backrest adjustment seat, and the protrusion on the backrest adjustment buckle cooperates with the backrest adjustment groove.

[0012] Preferably, the pedal adjustment assembly consists of a pedal support, a pedal adjustment and a pedal spring; a pedal spring is fixedly mounted on the inner cavity of the pedal adjustment, and the pedal support and the pedal adjustment are movably connected via a pin shaft.

[0013] Preferably, the backrest adjustment button consists of a backrest adjustment support and a backrest adjustment wrench, the backrest adjustment support is movably connected to the backrest adjustment wrench through a pin shaft, and a pair of adjustment wire slots are fixedly provided on the inner side of the backrest adjustment wrench, which is fixedly connected to the backrest adjustment wire through the adjustment wire slots.

[0014] Preferably, a sleeve is fixedly provided on the backrest adjustment line.

[0015] Compared with the prior art, the beneficial effects of the present invention are as follows: the present invention designs the baby's backrest and footrest to be symmetrical structures, which can meet the baby's sitting posture in two directions (facing the forward direction or facing the parents), and does not require any transformation and rotation structure of the baby stroller. It only needs to adjust the backrest and footrest to change the sitting direction. The structure is simple, stable and reliable. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] For ease of explanation, the present invention is described in detail with reference to the following specific implementations and the accompanying drawings.

[0017] Figure 1 It is a structural schematic diagram of the present invention;

[0018] Figure 2 It is a schematic structural diagram of the backrest support member 2 in the present invention;

[0019] Figure 3 It is a structural schematic diagram of the backrest adjustment assembly 3 in the present invention;

[0020] Figure 4 It is a structural schematic diagram of the foot pedal adjustment assembly 4 in the present invention;

[0021] Figure 5 Schematic diagram of the structure of the backrest adjustment button 7 in the present invention;

[0022] Figure 6 This is a schematic diagram of the structure in which the baby is seated with his back to the mother in the present invention;

[0023] Figure 7 It is a structural schematic diagram of a baby stroller of the present invention with the baby sitting with his back to the mother;

[0024] Figure 8 This is a schematic diagram of the structure of the present invention when the baby is facing the mother;

[0025] Fig. 9 This is a schematic structural diagram of the baby stroller of the present invention when the baby faces the mother's seat;

[0026] Fig.10 This is a schematic diagram of the structure of the present invention when the baby lies flat;

[0027] Fig.11 The figure is a schematic structural diagram of the baby stroller of the present invention when the baby is lying flat.

[0028] In the figure: seat frame tube 1, backrest support 2, backrest adjustment assembly 3, footrest adjustment assembly 4, footrest tube 5, connecting plate 6, backrest adjustment button 7, connecting tube 8, backrest adjustment groove 21, connecting through hole 22, arc groove 23, backrest adjustment seat 31, round tube 311, backrest adjustment buckle 32, backrest spring 33, backrest adjustment line 34, footrest support 41, footrest adjustment 42, footrest spring 43, backrest adjustment support 71, backrest adjustment wrench 72, adjustment line slot 721. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical scheme and advantages of the present invention clearer, the present invention is described below by the specific embodiments shown in the accompanying drawings. However, it should be understood that these descriptions are only exemplary and are not intended to limit the scope of the present invention. In addition, in the following description, the description of well-known structures and technologies is omitted to avoid unnecessary confusion of the concept of the present invention.

[0030] It should also be noted that, in order to avoid obscuring the present invention due to unnecessary details, only structures and / or processing steps closely related to the solutions according to the present invention are shown in the accompanying drawings, while other details that are not closely related to the present invention are omitted.

[0031] This specific implementation adopts the following technical solution: the present invention is composed of four area blocks: the upper backrest piece, the lower backrest piece, the seat body surface and the footrest surface. By transforming the four partial surface groups A, B, C, and D, the baby can change from one sitting orientation to another.

[0032] Figure 6 , Figure 7 This is the normal sitting orientation for the baby with its back to the mother, with the order of the backrest upper piece, backrest lower piece, seat body surface and footrest surface being ABCD;

[0033] When the mother needs the baby to sit facing the mother, we can achieve this by adjusting the relevant connection mechanism, such as Figure 8 , Fig. 9 , is the seat orientation when the baby faces the mother after the change of orientation, and the order of the backrest upper piece, backrest lower piece, seat body surface, and footrest surface is DCBA;

[0034] When the mother needs the baby to lie flat or at a slightly tilted angle, the relevant structures must be adjusted to achieve this. Fig.10 , Fig.11 , even if the A, B, C, and D surfaces are basically horizontal or slightly angled, of course, the position of the baby's feet, head, and other aspects can be freely achieved by the mother.

[0035] like Figure 1 As a result, the conversion mechanism of the conveniently adjustable two-way baby stroller of this specific embodiment includes a seat frame tube 1, a backrest support 2, a backrest adjustment assembly 3, a foot pedal adjustment assembly 4, a pedal tube 5, a connecting plate 6, a backrest adjustment button 7 and a connecting tube 8; the seat frame tubes 1 on the left and right sides are both plugged and fixed in the inner cavity of the backrest support 2, a pair of backrest adjustment assemblies 3 are fixedly installed on the inner side surface of the backrest support 2 by bolts, the backrest adjustment assembly 3 is fixedly connected to one end of the foot pedal adjustment assembly 4 through the connecting tube 8, the foot pedal adjustment assemblies 4 on the left and right sides are fixedly connected through the pedal tube 5, a connecting plate 6 is fixedly installed in the middle of the connecting tubes 8 on the left and right sides, and a backrest adjustment button 7 is fixedly installed in the middle of the connecting plate 6.

[0036] like Figure 2 As shown, further, a connecting through hole 22 for bolt connection is fixedly provided on the backrest support 2, and a plurality of backrest adjustment grooves 21 and arc grooves 23 are fixedly provided on the outer side of the connecting through hole 22, and the centers of the backrest adjustment grooves 21, the connecting through hole 22 and the arc grooves 23 at the upper and lower ends are kept consistent.

[0037] like Figure 3 As shown, further, the backrest adjustment component 3 is composed of a backrest adjustment seat 31, a backrest adjustment buckle 32, a backrest spring 33 and a backrest adjustment line 34; the inner side of the backrest adjustment buckle 32 is fixedly connected to one end of the backrest adjustment line 34, the backrest adjustment buckle 32 is movably embedded in the inner cavity of the backrest adjustment seat 31, a backrest spring 33 is fixedly installed between the backrest adjustment seat 31 and the backrest adjustment buckle 32, the other end of the backrest adjustment line 34 extends out of the inner cavity of the backrest adjustment seat 31 and is fixedly connected to the backrest adjustment button 7, a round tube 311 that cooperates with the arc groove 23 is fixedly provided on the backrest adjustment seat 31, and the protrusion on the backrest adjustment buckle 32 keeps in cooperation with the backrest adjustment groove 21.

[0038] like Figure 4 As shown, further, the pedal adjustment assembly 4 is composed of a pedal support 41, a pedal adjustment 42 and a pedal spring 43; a pedal spring 43 is fixedly installed on the inner cavity of the pedal adjustment 42, and the pedal support 41 and the pedal adjustment 42 are movably connected through a pin shaft.

[0039] like Figure 5 As shown, further, the backrest adjustment button 7 is composed of a backrest adjustment support 71 and a backrest adjustment wrench 72, and the backrest adjustment support 71 is movably connected to the backrest adjustment wrench 72 through a pin shaft, and a pair of adjustment line slots 721 are fixedly provided on the inner side of the backrest adjustment wrench 72, which is fixedly connected to the backrest adjustment line 34 through the adjustment line slots 721.

[0040] Furthermore, a sleeve is fixedly provided on the backrest adjustment line 34 .

[0041] The working principle of this specific implementation method is: first press Figure 1The front foot pedal tube 5 is rotated downward by the front foot pedal adjustment component 4 to be in a vertical state with the front horizontal connecting tube 8. The vertical downward foot pedal tube 5 is used for the baby's foot pedal, and the front horizontal connecting tube 8 is the baby's seat. The backrest adjustment wrench 72 at the rear end is then rotated to pull the backrest adjustment line 34. By pulling the backrest adjustment line 34, the protrusion on the backrest adjustment buckle 32 slides out of the backrest adjustment groove 21 on the backrest support 2. At this time, the backrest spring 33 is compressed. At this time, the backrest adjustment component 3 at the rear end is rotated to make it tilted upward or vertical. Then, the backrest adjustment wrench 72 is released, and the protrusion on the backrest adjustment buckle 32 is plugged and fixed on the backrest adjustment groove 21 on the backrest support 2 through the natural expansion and contraction function of the backrest spring 33. Then, the rear foot pedal adjustment component 4 is rotated to keep the rear foot pedal tube 5 and the rear connecting tube 8 on the same horizontal plane, so that the rear foot pedal tube 5 and the connecting tube 8 in the tilted or vertical state are used for the baby's backrest.

[0042] In addition, the pedal tubes 5 and the connecting tubes 8 at both ends can be adjusted to a horizontal state for babies to sleep.

[0043] The present invention redefines the corresponding functional areas of the traditional baby stroller by dividing them into functional area blocks, and realizes the conversion of the area blocks from one function to another by adjusting the corresponding area blocks, thereby technically improving the function of the product and solving the long-standing problem that the baby's direction change must be achieved by rotating 180 degrees or lifting the entire seat body to separate it and then turning it around and reinserting it.

[0044] The beneficial effects of this specific embodiment are as follows: the present invention designs the baby's backrest and footrest to be symmetrical structures, which can meet the baby's sitting posture in two directions (facing the forward direction or facing the parents' direction). There is no need for any transformation and rotation structure of the baby stroller. It is only necessary to adjust the backrest and footrest to change the sitting direction. The structure is simple, stable and reliable.

[0045] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be considered exemplary and non-restrictive in all respects, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention.

[0046] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A conversion mechanism for conveniently adjusting a two-way baby stroller, characterized in that: It comprises a seat frame tube (1), a backrest support (2), a backrest adjustment component (3), a pedal adjustment component (4), a pedal tube (5), a connecting plate (6), a backrest adjustment button (7) and a connecting tube (8); the seat frame tubes (1) on the left and right sides are both plugged and fixed in the inner cavity of the backrest support (2); a pair of backrest adjustment components (3) are fixedly installed on the inner side surface of the backrest support (2) by bolts; the backrest adjustment component (3) is fixedly connected to one end of the pedal adjustment component (4) by the connecting tube (8); the pedal adjustment components (4) on the left and right sides are fixedly connected by the pedal tube (5); a connecting plate (6) is fixedly installed in the middle of the connecting tubes (8) on the left and right sides; and a backrest adjustment button (7) is fixedly installed in the middle of the connecting plate (6); The conversion mechanism consists of four area blocks: the upper backrest piece, the lower backrest piece, the seat body surface and the footrest surface. By changing the four parts of A, B, C and D, the baby can change from one sitting direction to another. Normally, when a baby sits with his back to the mother, the order of the backrest upper piece, backrest lower piece, seat body surface, and footrest surface is ABCD. When the baby needs to sit facing the mother, it can be achieved by adjusting the relevant connection mechanism. After the baby faces the mother, the order of the backrest upper piece, backrest lower piece, seat body surface and footrest surface is DCBA. When the baby needs to lie flat or at a slight angle, the relevant structures must be adjusted to achieve this; make the A, B, C, and D surfaces basically horizontal or at a slight angle. Of course, the baby's feet, head, and position can be freely determined by the mother at this time.

2. A conversion mechanism for conveniently adjusting a two-way baby stroller according to claim 1, characterized in that: The backrest support member (2) is fixedly provided with a connecting through hole (22) for bolt connection, and a plurality of backrest adjustment grooves (21) and arc grooves (23) are fixedly provided on the outer side of the connecting through hole (22), and the centers of the backrest adjustment grooves (21), the connecting through hole (22) and the arc grooves (23) at the upper and lower ends are all kept consistent.

3. A conversion mechanism for conveniently adjusting a two-way baby stroller according to claim 2, characterized in that: The backrest adjustment assembly (3) is composed of a backrest adjustment seat (31), a backrest adjustment buckle (32), a backrest spring (33) and a backrest adjustment line (34); the inner side of the backrest adjustment buckle (32) is fixedly connected to one end of the backrest adjustment line (34); the backrest adjustment buckle (32) is movably embedded in the inner cavity of the backrest adjustment seat (31); a backrest spring (33) is fixedly installed between the backrest adjustment seat (31) and the backrest adjustment buckle (32); the other end of the backrest adjustment line (34) extends out of the inner cavity of the backrest adjustment seat (31) and is fixedly connected to the backrest adjustment button (7); a round tube (311) that cooperates with the arc groove (23) is fixedly arranged on the backrest adjustment seat (31); and the protrusion on the backrest adjustment buckle (32) keeps in cooperation with the backrest adjustment groove (21).

4. The conversion mechanism for conveniently adjusting a two-way baby stroller according to claim 1, characterized in that: The pedal adjustment assembly (4) is composed of a pedal support (41), a pedal adjustment (42) and a pedal spring (43); the pedal spring (43) is fixedly installed on the inner cavity of the pedal adjustment (42), and the pedal support (41) and the pedal adjustment (42) are movably connected via a pin shaft.

5. The conversion mechanism for conveniently adjusting a two-way baby stroller according to claim 1, characterized in that: The backrest adjustment button (7) is composed of a backrest adjustment support (71) and a backrest adjustment spanner (72); the backrest adjustment support (71) is movably connected to the backrest adjustment spanner (72) via a pin shaft; a pair of adjustment line clamping grooves (721) are fixedly provided on the inner side of the backrest adjustment spanner (72), and the adjustment line clamping grooves (721) are fixedly connected to the backrest adjustment line (34).

6. The conversion mechanism for conveniently adjusting a two-way baby stroller according to claim 3, characterized in that: A sleeve is fixedly arranged on the backrest adjustment line (34).

7. A conversion mechanism for conveniently adjusting a two-way baby stroller according to any one of claims 1 to 6, characterized in that: The conversion mechanism rotates the front foot pedal tube (5) downward to be in a vertical state with the front horizontal connecting tube (8) through the front foot pedal adjustment assembly (4). The vertical downward foot pedal tube (5) is used for the baby's foot pedal, and the front horizontal connecting tube (8) is the baby's seat. The backrest adjustment wrench (72) at the rear end is rotated to pull the backrest adjustment line (34). By pulling the backrest adjustment line (34), the protrusion on the backrest adjustment buckle (32) slides out of the backrest adjustment slot (21) on the backrest support (2). At this time, the backrest spring (33) is compressed. At this time, by rotating the rear end The backrest adjustment assembly (3) is adjusted to make it tilted upward or vertical, and then the backrest adjustment wrench (72) is loosened. Through the natural expansion and contraction function of the backrest spring (33), the protrusion on the backrest adjustment buckle (32) is inserted and fixed on the backrest adjustment groove (21) on the backrest support (2). Then, the foot pedal adjustment assembly (4) at the rear end is rotated to keep the foot pedal tube (5) at the rear end and the connecting tube (8) at the rear end on the same horizontal plane, so that the foot pedal tube (5) and the connecting tube (8) at the rear end in a tilted or vertical state can be used as a backrest for babies. If reversal is required, the above steps can be reversed.

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