CN216783607U - Stroller frame convenient to store and fold - Google Patents

Abstract

The utility model discloses a stroller frame convenient to store and fold, which comprises a supporting seat, a height adjusting mechanism, a seat mounting mechanism and a multifunctional joint, wherein the height adjusting mechanism is arranged on the supporting seat, the multifunctional joint is arranged on the height adjusting mechanism, the seat mounting mechanism is arranged on the functional joint, and a seat is mounted through the seat mounting mechanism; an angle adjusting component is arranged in each multifunctional joint, and the angle of the seat mounting mechanism is adjusted through the angle adjusting component; be convenient for adjust the height of frame fast, can carry out angle modulation to the support body of placing the seat simultaneously, be convenient for adjust the inclination of seat like this, inwards fold the supporting leg simultaneously, can protect the wheel body like this, folding mode is fairly simple simultaneously, is convenient for accomodate after folding.

Description

Stroller frame convenient to store and fold

Technical Field

The utility model relates to the field of baby carriers, in particular to a baby stroller frame convenient to store and fold.

Background

The existing stroller has the main function of being folded, so that the stroller is convenient to store and carry, and the existing stroller cannot be adjusted in height, so that people with different heights are very inconvenient to use, cannot be adjusted according to the height of a user, and is inconvenient to use; meanwhile, the support legs of the existing frame cannot be folded, so that the support legs are easy to damage outwards; meanwhile, the angle of the seat can not be adjusted by the conventional frame, so that the angle of the seat can not be adjusted according to different use conditions, and the seat is very inconvenient to use.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides the stroller frame which is convenient to store and fold, the height of the stroller frame is convenient to adjust rapidly, the angle of a frame body for placing a seat can be adjusted, the inclination angle of the seat is convenient to adjust, meanwhile, the supporting legs are folded inwards, the wheel bodies can be protected, the folding mode is simple, and the stroller frame is convenient to store after being folded.

In order to achieve the purpose, the scheme of the utility model is as follows: a stroller frame convenient to store and fold comprises a supporting seat, a height adjusting mechanism, a seat mounting mechanism and a multifunctional joint, wherein the supporting seat is provided with the height adjusting mechanism; an angle adjusting component is arranged in each multifunctional joint, and the angle of the seat mounting mechanism is adjusted through the angle adjusting component.

Preferably, the multifunctional joint comprises a support joint and two seat folding joints, the two seat folding joints are rotationally matched, and an elastic locking assembly is arranged between the two seat folding joints; the supporting joint is connected with one seat folding joint, and an angle adjusting assembly is arranged between the supporting joint and the seat folding joint.

Preferably, the angle adjusting assembly comprises an engaging gear, an embedding slot, a separating assembly and a stay cable, wherein one end of the stay cable is connected with the separating assembly, the other end of the stay cable extends into the seat mounting mechanism and is connected with a pressing assembly arranged on the seat mounting mechanism, a sliding engaging gear is arranged on the seat folding joint, an embedding slot for embedding the engaging gear is arranged on the supporting joint, a plurality of limiting blocks meshed with the engaging gear are arranged in the embedding slot, a limiting block meshed with the engaging gear is also arranged on the seat folding joint, a spring for pushing the engaging gear to the embedding slot is arranged between the engaging gear and the seat folding joint, the separating assembly is arranged between the embedding slot and the engaging gear, and the engaging gear is separated from the limiting blocks on the embedding slot and the seat folding joint through the separating assembly.

Preferably, separate the subassembly and include rotatory ring and spiral step face, wherein rotatory ring position is between meshing gear and the embedding draw-in groove, is provided with a plurality of spiral step faces that are the annular setting on the side of meshing gear towards rotatory ring, offers the spiral recess corresponding with spiral step face on rotatory ring, realizes meshing gear's rotation through the rotation of rotatory ring.

Preferably, tooth grooves are formed in the two seat folding joints, an elastic locking assembly is clamped in the tooth grooves and is a limiting gear which slides in the tooth grooves, a spring is arranged between the limiting gear and one of the seat folding joints and moves the limiting gear to the other seat folding joint, an unlocking button which is pressed on the limiting gear is arranged on the seat folding joint located on the outer side, and meanwhile unlocking of the two seat folding joints by the limiting gear is achieved by the unlocking button.

Preferably, a support rod is fixed below the support joint, the support rod penetrates through the support seat, a height adjusting mechanism is arranged on the support rod, and a limit groove adapted to the height adjusting mechanism is arranged on the support seat; height adjusting mechanism includes the pulling-on piece, the bolt, guide way and elastic button, be provided with elastic button on supporting the joint, the pulling-on piece and the pulling-on piece that are provided with vertical lift in the supporting leg are connected with elastic button, it is downward that the slope of a plurality of guide ways and a plurality of guide ways is provided with at the pulling-on piece, open the through-hole that has equidistant setting on the supporting leg, the position that has inserted bolt and every bolt in every through-hole is relative with the position of guide way, be fixed with the guide bar that stretches into in the guide way on every bolt, when the bolt is ejecting, the bolt stretches into the spacing inslot.

Preferably, all be provided with on every supporting seat and can carry out the folding supporting leg, be provided with folding joint between supporting leg and supporting seat, set up in folding joint and rotate the spacing groove and be located folding joint's two rotating member respectively, be provided with at the spacing inslot that rotates the gliding spacing module in the spacing groove of rotation.

Preferably, be provided with rotating assembly between supporting leg and the folding joint, realize supporting leg and folding joint through rotating assembly and inwards rotate, rotating assembly is rotary joint promptly, be provided with the recess that supplies the rotary joint embedding on the supporting seat, it has the embedded groove to open on the rotary joint outer wall, it has flexible spacing post to embed in the embedded groove, set up the outstanding through-hole of the spacing post that supplies to stretch out and draw back on the supporting seat outer wall, be provided with the gliding arc wall of the spacing post that supplies to stretch out and draw back in the recess of supporting seat, through the rotatory angle of arc wall restriction rotating assembly.

Compared with the prior art, the utility model has the advantages that: be convenient for adjust the height of frame fast, can carry out angle modulation to the support body of placing the seat simultaneously, the inclination of the adjustment seat of being convenient for like this, inwards fold the supporting leg simultaneously, can protect the wheel body like this, folding mode is simpler simultaneously, is convenient for accomodate after folding.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a left side view of the present invention.

Fig. 3 is a front view of the present invention.

Fig. 4 is a sectional view of the multifunctional joint of the present invention.

FIG. 5 is an exploded view of the angle adjustment assembly of the present invention.

Fig. 6 is a schematic view of the meshing gear of the present invention.

Fig. 7 is a cross-sectional view of the height adjustment mechanism of the present invention.

Fig. 8 is a schematic view of a folding joint of the present invention.

FIG. 9 is a schematic view of a rotating assembly of the present invention.

Fig. 10 is a schematic view of an arcuate slot of the present invention.

The multifunctional seat comprises a support base 1, a support seat 1.1, a support rod 1.2, a limiting groove 2, a height adjusting mechanism 2.1, a pull piece 2.2, a limiting pin 2.3, a guide groove 2.4, an elastic button 3, a seat mounting mechanism 3.1, a multifunctional joint 3.2, an angle adjusting component 3.3, a meshing gear 3.4, an embedded clamping groove 3.5, a limiting block 3.6, a separating component 3.7, a rotating ring 3.8, a spiral step surface 3.9, a spiral groove 3.10, a cable 3.11, a pressing component 3.12, a support joint 3.13, a seat folding joint 3.14, a tooth groove 3.15, a limiting gear 3.16, an unlocking button 4, a seat folding joint 4.1, a folding joint 4.2, a rotating limiting groove 4.3, a limiting module 5, a rotating component 5.1, a rotating joint 5.2, an embedded groove 5.3.3, a limiting column 4, a telescopic supporting leg and a supporting leg.

Detailed Description

The utility model will now be further elucidated with reference to the drawing.

As shown in fig. 1-10, a stroller frame convenient for storage and folding comprises a supporting seat 1, a height adjusting mechanism 2, a seat mounting mechanism 3 and a multifunctional joint 3.1, wherein the supporting seat 1 is provided with the height adjusting mechanism 2, the height adjusting mechanism 2 is provided with the multifunctional joint 3.1, the height adjusting mechanism 2 is used for realizing height adjustment of the multifunctional joint 3.1, the functional joint is provided with a seat mounting mechanism 3, and a seat for placing a child is mounted through the seat mounting mechanism 3; be provided with angle adjusting part 3.2 in every multi-functional joint 3.1, realize adjusting seat installation mechanism 3's angle through angle adjusting part 3.2, realize the regulation of seat height through height adjusting mechanism 2 like this, realize the regulation of seat angle through angle adjusting part 3.2 on multi-functional joint 3.1, the suitability is great like this.

The multifunctional joints 3.1 comprise supporting joints 3.12 and seat folding joints 3.13, the seat folding joints 3.13 are two, the two seat folding joints 3.13 are in running fit, an elastic locking assembly is arranged between the two seat folding joints 3.13, the seat mounting mechanism 3 is two U-shaped rods, the end parts of the two U-shaped rods are fixed on the seat folding joints 3.13 in an integrated injection molding mode, the two U-shaped rods surround to form a closed shape, the two seat folding joints 3.13 are locked through the elastic locking assembly, so that the seat is convenient to fix, and when the elastic locking is lost, the two seat folding joints 3.13 realize the folding of the two U-shaped rods; the supporting joint 3.12 is connected with one of the seat folding joints 3.13, an angle adjusting component 3.2 is arranged between the supporting joint 3.12 and the seat folding joint 3.13, and the angle adjustment of the supporting joint 3.12 and the seat folding joint 3.13 is realized through the angle adjusting component 3.2, so that the angle adjustment of the seat mounting mechanism 3 is realized; the supporting joint 3.12 is coaxial with the two seat folding joints 3.13, and the supporting joint 3.12 is connected with the seat folding joints 3.13 in a rotating mode through a bolt.

The angle adjusting component 3.2 comprises an engaging gear 3.3, an embedded clamping groove 3.4, a separating component 3.6 and a cable 3.10, wherein one end of the cable 3.10 is connected with the separating component 3.6, the other end of the cable 3.10 extends into the seat mounting mechanism 3 and is connected with a pressing component 3.11 fixed on the seat mounting mechanism 3 through a bolt (the pressing component 3.11 is a pressing block and a spring, the pressing block is embedded into a U-shaped rod, the spring is fixed between the pressing block and the inner wall of the U-shaped rod in a welding mode, the pressing block is ejected out through the spring, the pulling rope is realized through the pressing block, the pulling separating component 3.6 is pulled to rotate by the pulling rope), the sliding engaging gear 3.3 is arranged on the seat folding joint 3.13 (the seat folding joint 3.13 and the supporting joint 3.12 are both cavities, the engaging gear 3.3 is embedded into the cavity, and the engaging gear 3.3.3 is sleeved on the bolt to rotate), the inner wall of the supporting joint 3.12 cavity, the cavity is provided with the embedded gear 3.4 for embedding of the engaging gear 3.3.3.3 and is embedded into the groove and is embedded into the clamping groove 3.4 is fixed with a plurality of limit blocks 3.5 engaged with the engaging gear 3.3 by an integral injection molding way, the limit blocks 3.5 engaged with the engaging gear 3.3 are also fixed on the inner part of the cavity of the seat folding joint 3.13 by an integral injection molding way, a spring for pushing the engaging gear 3.3 to the embedded slot 3.4 is arranged between the engaging gear 3.3 and the seat folding joint 3.13 (one end of the spring is propped against the inner wall of the seat folding joint 3.13, the other end of the spring is propped against the engaging gear 3.3, the spring is sleeved on the plug pin), a spacing component 3.6 is sleeved on the plug pin between the embedded slot 3.4 and the engaging gear 3.3, the spacing component 3.6 is pulled by a guy cable 3.10 to rotate to realize that the engaging gear 3.3 is separated from the limit blocks 3.5 on the seat folding joint 3.13, the rotation of the supporting joint 3.12 and the seat folding joint 3.13 is realized by the spacing component 3.6 separating the engaging gear 3.3.3.3.3.3.3, realize the regulation of seat angle like this, when adjusting and accomplish, loosen the pressure piece, separate the return of subassembly 3.6, the meshing gear 3.3 is blocked into again and is realized the locking in embedding draw-in groove 3.4.

The separating component 3.6 comprises a rotating ring 3.7 and a spiral step surface 3.8, wherein the rotating ring 3.7 is positioned between the meshing gear 3.3 and the embedded clamping groove 3.4, the rotating ring 3.7 is sleeved on the plug pin to rotate, a plurality of spiral step surfaces 3.8 which are arranged in a ring shape are fixed on the side surface of the meshing gear 3.3 facing the rotating ring 3.7 through an integral injection molding mode, a spiral groove 3.9 corresponding to the spiral step surface 3.8 is arranged on the rotary ring 3.7, the rotation of the meshing gear 3.3 is realized through the rotation of the rotary ring 3.7, when the rotating ring 3.7 rotates, the spiral step surface 3.8 is pushed to move inwards, so that the meshing gear 3.3 is separated from the limiting block 3.5, when the inhaul cable 3.10 returns, the spring pushes the meshing gear 3.3 to move outwards, the rotating ring 3.7 is returned through the spiral step surface 3.8, so that the meshing gear 3.3 is clamped into the embedded clamping groove 3.4 again to limit the support joint 3.12 and the seat folding joint 3.13.

Tooth grooves 3.14 (tooth grooves 3.14 arranged on the inner wall of a cavity of the seat folding joints 3.13) are arranged on the two seat folding joints 3.13, an elastic locking assembly is arranged in the tooth grooves 3.14 in a clamped manner, the elastic locking assembly is a limiting gear 3.15 sliding in the tooth grooves 3.14, a spring is arranged between the limiting gear 3.15 and one of the seat folding joints 3.13 and moves the limiting gear 3.15 to the other seat folding joint 3.13 (the spring is arranged in the cavity of the seat folding joint 3.13 positioned at the outer side, the limiting gear 3.15 can be clamped in the tooth grooves 3.14 for locking), an unlocking key 3.16 pressed on the limiting gear 3.15 is clamped on the seat folding joint 3.13 positioned at the inner side, the unlocking key 3.16 realizes the unlocking of the limiting gear 3.15 on the two seat folding joints 3.13, when the unlocking key 3.16 is pressed, the unlocking key 3.16 is pressed on the limiting gear 3.15, therefore, the limiting gear 3.15 is far away from the tooth groove 3.14 and loses limiting, the seat folding joint 3.13 can rotate relatively, and when locking is needed, the unlocking key 3.16 is loosened to enable the limiting gear 3.15 (the limiting gear 3.15 is pushed by the spring) to be clamped into the tooth groove 3.14 for limiting.

A support rod 1.1 extending downwards is fixed below the support joint 3.12 in an integrated injection molding mode, the support rod 1.1 penetrates through the support seat 1, the support seat 1 slides up and down along the support rod 1.1, a height adjusting mechanism 2 is arranged on the support rod 1.1, and a limit groove 1.2 adaptive to the height adjusting mechanism 2 is formed in the support seat 1; the height adjusting mechanism 2 comprises a pulling piece 2.1, bolts, guide grooves 2.3 and an elastic button 2.4, wherein the elastic button 2.4 is fixed on the outer wall of a support joint 3.12 in an embedded mode (namely, a circular groove is formed on the outer side wall of the support shutdown machine, the elastic button 2.4 is embedded in the groove, a spring is fixed in the elastic button 2.4 and the groove in a glue fixing mode), a vertically lifting pulling piece 2.1 is embedded in a support rod 1.1, the pulling piece 2.1 is connected with the elastic button 2.4 through a pull rope, a plurality of guide grooves 2.3 and a plurality of guide grooves 2.3 are arranged on the pulling piece 2.1 in an inclined downward mode, through holes with equal intervals (equal height intervals) are formed on the support legs 4, a limit pin 2.2 is inserted in each through hole, the position of each limit pin 2.2 is opposite to the position of the guide groove 2.3, and a guide rod extending into the guide groove 2.3 is fixed on each bolt in a welding mode, when the limiting pin 2.2 is ejected out, the limiting pin 2.2 extends into the limiting groove 1.2 of the supporting seat 1; when carrying out altitude mixture control, pulling-on piece 2.1 rebound, guide way 2.3 drags spacer pin 2.2 like this and contracts to return in the supporting leg 4, spacer pin 2.2 leaves spacer groove 1.2 like this, supporting seat 1 can move on bracing piece 1.1 like this, when needs carry on spacingly, pulling-on piece 2.1 descends, be fixed with the spring through the welded mode between pulling-on piece 2.1 and bracing piece 1.1 inside, push down pulling-on piece 2.1 through the spring, realize spacing 2.2's of spacer pin ejecting like this, it is spacing to realize the locking like this.

Each supporting seat 1 is hinged with a foldable supporting leg 4, a foldable joint 4.1 is fixed between each supporting leg 4 and each supporting seat 1 in a bolt fastening mode, a rotation limiting groove 4.2 is formed in each foldable joint 4.1, and two rotating pieces (the rotation limiting grooves 4.2 of the two rotating pieces are oppositely arranged, so that the rotation limiting grooves 4.2 on the two rotating pieces can be communicated when the two rotating pieces rotate) with the rotation limiting grooves 4.2 respectively positioned at the foldable joints 4.1 are arranged in the rotation limiting grooves 4.2, and limiting modules 4.3 (namely steel balls) sliding in the limiting grooves 1.2 are arranged in the rotation limiting grooves 4.2 of the two rotating pieces in a clamping mode to complete the locking of the foldable joints 4.1, and when the steel balls of the rotation limiting grooves 4.2 shake away from the rotation limiting grooves 4.2 on the supporting legs 4, the foldable joints 4.1 can rotate and be folded); two rotating members are hinged, the top of the two rotating members is provided with a groove body and a lug (the groove body is matched with the lug, the groove body is arranged on the rotating member connected with the supporting legs 4, the lug is fixed on the rotating member connected with the supporting seat 1 through an integrated injection molding mode), the rotating member is prevented from continuously swinging upwards, the stability of the supporting legs 4 is convenient to guarantee, when the supporting legs 4 are required to be folded downwards, the supporting legs 4 are rocked, the steel balls roll to lose the limit, and the supporting legs 4 can be folded downwards.

A rotating component 5 is arranged between the supporting leg 4 and the folding joint 4.1, the supporting leg 4 and the folding joint 4.1 are inwards rotated by the rotating component 5, the rotating component 5 is a rotating joint 5.1, a groove for embedding the rotating joint 5.1 is arranged on the supporting seat 1, the rotating joint 5.1 rotates in the groove, an embedded groove 5.2 is arranged on the outer wall of the rotating joint 5.1, a telescopic limit column 5.3 (namely a spring is embedded in the embedded groove 5.2, a top column is fixed at the top of the spring in a welding mode, so that the top column outwards pushes the top column) is embedded in the embedded groove 5.2, a through hole for the telescopic limit column 5.3 to protrude is arranged on the outer wall of the supporting seat 1, the top column penetrates through the through hole for limiting, an arc-shaped groove 5.4 for the telescopic limit column 5.3 to slide is arranged in the groove of the supporting seat 1, when the top column is pressed to leave the through hole, the top column enters the arc-shaped groove 5.4 for limiting, the angle of rotation of the rotating assembly 5 is limited by the arcuate slot 5.4.

Claims (8)

1. A stroller frame convenient to store and fold comprises a supporting seat, a height adjusting mechanism, a seat mounting mechanism and a multifunctional joint, and is characterized in that the height adjusting mechanism is arranged on the supporting seat, the multifunctional joint is arranged on the height adjusting mechanism, the seat mounting mechanism is arranged on the functional joint, and a seat is mounted through the seat mounting mechanism; an angle adjusting component is arranged in each multifunctional joint, and the angle of the seat mounting mechanism is adjusted through the angle adjusting component.

2. The stroller frame convenient to store and fold as recited in claim 1, wherein the multifunctional joint comprises a support joint and a seat folding joint, the two seat folding joints are rotationally matched, and an elastic locking assembly is arranged between the two seat folding joints; the supporting joint is connected with one seat folding joint, and an angle adjusting assembly is arranged between the supporting joint and the seat folding joint.

3. The stroller frame convenient to store and fold as claimed in claim 2, wherein the angle adjusting component comprises a meshing gear, an embedded slot, a separating component and a pulling cable, wherein one end of the guy cable is connected with the separating component, the other end of the guy cable extends into the seat mounting mechanism and is connected with a pressing component arranged on the seat mounting mechanism, a sliding engaging gear is arranged on the folding joint of the chair, an embedding slot for embedding the engaging gear is arranged on the supporting joint, a plurality of limit blocks meshed with the engaging gear are arranged in the embedding slot, a limiting block meshed with the meshing gear is also arranged on the seat folding joint, a spring which pushes the meshing gear to the embedded clamping groove is arranged between the meshing gear and the seat folding joint, a separation component is arranged between the embedding clamping groove and the meshing gear, and the meshing gear is separated from a limiting block on the seat folding joint through the separation component.

4. A stroller frame for a child stroller according to claim 3, wherein the partition member comprises a rotary ring and a spiral step surface, wherein the rotary ring is disposed between the engaging gear and the engaging slot, a plurality of spiral step surfaces are disposed on a side of the engaging gear facing the rotary ring, and a spiral groove corresponding to the spiral step surfaces is formed on the rotary ring, such that the rotating of the engaging gear is achieved by the rotation of the rotary ring.

5. A stroller frame convenient to store and fold according to claim 4, wherein a tooth socket is arranged on each of the two seat folding joints, an elastic locking assembly is clamped in the tooth socket, the elastic locking assembly is a limit gear which slides in the tooth socket, a spring is arranged between the limit gear and one of the seat folding joints and moves the limit gear to the other seat folding joint, and an unlocking button which is pressed on the limit gear is arranged on the seat folding joint positioned on the outer side and is used for unlocking the two seat folding joints by the limit gear.

6. The stroller frame convenient to store and fold as claimed in claim 5, wherein a support rod is fixed below the support joint and passes through the support seat, a height adjusting mechanism is arranged on the support rod, and a limit groove adapted to the height adjusting mechanism is arranged on the support seat; height adjusting mechanism includes the pulling-on piece, the bolt, guide way and elastic button, be provided with elastic button on supporting the joint, the pulling-on piece and the pulling-on piece that are provided with vertical lift in the supporting leg are connected with elastic button, it is downward that the slope of a plurality of guide ways and a plurality of guide ways is provided with at the pulling-on piece, open the through-hole that has equidistant setting on the supporting leg, the position that has inserted bolt and every bolt in every through-hole is relative with the position of guide way, be fixed with the guide bar that stretches into in the guide way on every bolt, when the bolt is ejecting, the bolt stretches into the spacing inslot.

7. A stroller frame convenient to store and fold according to claim 6, wherein each support seat is provided with a foldable support leg, a folding joint is arranged between the support leg and the support seat, a rotation limiting groove is arranged in the folding joint and is respectively positioned on two rotating pieces of the folding joint, and a limiting module sliding in the limiting groove is arranged in the rotation limiting groove.

8. The stroller frame convenient to store and fold as claimed in claim 7, wherein a rotating assembly is disposed between the supporting leg and the folding joint, the supporting leg and the folding joint are rotated inward by the rotating assembly, the rotating assembly is a rotating joint, a groove for the insertion of the rotating joint is disposed on the supporting seat, an insertion groove is disposed on an outer wall of the rotating joint, a telescopic limiting post is inserted into the insertion groove, a through hole for the telescopic limiting post to protrude is disposed on an outer wall of the supporting seat, an arc-shaped groove for the telescopic limiting post to slide is disposed in the groove of the supporting seat, and a rotation angle of the rotating assembly is limited by the arc-shaped groove.

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