CN211893373U - Baby carriage capable of standing after being folded - Google Patents

Abstract

The utility model belongs to the technical field of the bassinet, especially, relate to receive the bassinet that can stand after closing. Including frame, articulated frame down relatively on the frame down can rotate the last frame that makes the bassinet fold up, locate the seat on the frame of going up, frame down is including the lower preceding frame that is equipped with the front wheel and the lower back frame that is equipped with the rear wheel, just go up frame upper end and still articulate and have handrail frame, the bassinet back of folding up, the articulated department of handrail frame and last frame forms the fulcrum with the front wheel or handrail frame and the articulated department of last frame and rear wheel formation fulcrum make the bassinet keep the state of standing. The folded frame is in a standing state by virtue of the two supporting points, and the hinged part can not rotate, so that the frame can keep standing stably and is not easy to displace. Therefore, the baby carriage can be easily placed in a standing mode after being folded, and other auxiliary objects are not needed to be used as supports, so that the baby carriage is convenient to transport and store.

Description

Baby carriage capable of standing after being folded

[ technical field ] A method for producing a semiconductor device

The utility model belongs to the technical field of the bassinet, especially, relate to receive the bassinet that can stand after closing.

[ background of the invention ]

The baby carriage is a 'vehicle' for babies, and can be moved only by assisting a person in pushing or pulling. Is a necessary vehicle for assisting parents to carry babies to go to the street and walk. With the development of the baby carriage, the portability of the baby carriage is valued by parents. Because the stroller is bulky when unfolded, the stroller is usually folded by arranging a foldable frame so as to be convenient to carry, transport or store.

The prior baby carriage is folded, the landing positions of the prior baby carriage generally depend on the front wheels and the rear wheels, the front wheels and the rear wheels can roll by themselves, and the heights of the front wheels and the rear wheels are generally different, so that the folded baby carriage cannot stand and be placed, generally needs to be horizontally placed, but the plane of the prior baby carriage occupies a large area, and the prior baby carriage cannot stack objects on the horizontally placed foldable baby carriage, so that the placement of the prior baby carriage is inconvenient.

[ summary of the invention ]

In order to solve the problem that the frame can not stand after the folding of the baby carriage in the prior art, the utility model provides a baby carriage which can stand after being folded.

The utility model discloses a realize through following technical scheme:

the foldable baby carriage capable of standing comprises a lower carriage, an upper carriage hinged to the lower carriage and capable of rotating relative to the lower carriage to fold the baby carriage, and a seat arranged on the upper carriage, wherein the lower carriage comprises a lower front carriage provided with front wheels and a lower rear carriage provided with rear wheels, the upper end of the upper carriage is hinged to a handrail frame, and after the baby carriage is folded, the hinged part of the handrail frame and the upper carriage forms a fulcrum with the front wheels or the hinged part of the handrail frame and the upper carriage forms a fulcrum with the rear wheels to keep the baby carriage in a standing state.

The foldable baby carrier capable of standing after folding is characterized in that the seat is hinged to the upper frame, the seat is provided with a first hinged connecting rod hinged to the lower rear frame, one end of the first hinged connecting rod is hinged to a second hinged connecting rod hinged to the lower front frame, when the baby carrier is folded, the front wheel is suspended by taking the rear wheel as a pivot, the front wheel can automatically turn over by 180 degrees under the self weight when suspended, the upper frame drives the seat to rotate towards the lower rear frame, the lower front frame is driven to rotate towards the lower rear frame through the first hinged connecting rod and the second hinged connecting rod to form linkage folding, and the hinged positions of the folded front wheel, the armrest frame and the upper frame form a pivot in contact with the ground so that the baby carrier can keep standing.

According to the foldable baby carriage capable of standing after folding, the hinged position of the first hinged connecting rod and the lower rear frame is further provided with a torsion spring, one side of the torsion spring extends upwards along the first hinged connecting rod, and the end part of the torsion spring is provided with a ring buckle part which is sleeved on the first hinged connecting rod.

The foldable baby carrier capable of standing after folding is characterized in that the lower rear frame, the upper frame and the lower front frame are provided with folding locking structures for limiting the rotation of the upper frame and the lower front frame, the armrest frame is provided with a linkage locking structure for limiting the rotation of the armrest frame relative to the upper frame and unlocking the folding locking structures after unlocking and rotating, and the armrest frame is further provided with an unlocking structure for unlocking the linkage locking structures.

According to the foldable baby carrier capable of standing after being folded, the lower end of the upper frame is provided with a first hinge, the upper end of the lower front frame is provided with a second hinge, the upper end of the lower rear frame is provided with a third hinge, and the first hinge and the second hinge can rotate relative to the third hinge;

a first cavity is formed in one side, opposite to the second hinge, of the first hinge, and a second cavity is formed in one side, opposite to the first hinge, of the second hinge;

the folding locking structure comprises a locking piece, a rotating piece and a reset spring, wherein the locking piece is arranged between the first cavity and the second cavity and used for limiting the first hinged piece to rotate relative to the second hinged piece, the rotating piece is arranged in the first cavity and can be used for jacking one side of the locking piece after rotation to enable the locking piece to move towards the direction of the second cavity, and the reset spring is arranged between the locking piece and the second cavity.

According to the foldable baby carrier capable of standing after folding, the linkage locking structure is provided with the linkage steel rope connected with the rotating piece, the unlocking structure is connected with the linkage locking structure through the unlocking steel rope, the linkage locking structure can be unlocked by pulling the unlocking steel rope through the unlocking structure, the handrail frame can rotate relative to the upper frame after unlocking, and the linkage steel rope is pulled during rotation to drive the rotating piece to rotate, so that the folding locking structure is unlocked.

The foldable baby carriage capable of standing after being folded comprises a seat frame and a backrest frame pivoted on the seat frame, wherein supporting parts are arranged on two sides of an upper frame, adapting parts capable of being abutted against the supporting parts to prevent the backrest frame from rotating backwards along the pivoting part are arranged on two sides of the backrest frame, and when the upper frame rotates backwards and is folded relative to the lower frame, the supporting parts are separated from the adapting parts, and the backrest frame rotates backwards under the action of self gravity and is folded together with the baby carriage.

According to the foldable standing baby carrier, at least 2 clamping positions for the adapter to lean against are arranged on the supporting piece, and the included angle between the backrest frame and the seat frame can be changed when the supporting piece leans against different clamping positions.

The foldable standing baby carriage comprises a seat frame, a backrest frame, a seat and a seat, wherein the backrest frame comprises a left side rod and a right side rod which are hinged with the seat frame, and an upper ejector rod connected to the left side rod and the right side rod, and the left side rod and the right side rod are respectively provided with the adapter.

In the foldable and erectable stroller, the backrest frame is further provided with an adjusting mechanism capable of pulling the adapter to slide along the seat frame.

Compared with the prior art, the utility model discloses there is following advantage:

1. the utility model provides a receive bassinet that can stand after receipts, it is the first strong point with the articulated department of handrail frame and last frame for and place the face contact after folding, and front wheel or rear wheel are as the second strong point, and the frame that relies on two strong points to fold up back can be the state of standing, because articulated department can not rotate moreover, so can keep the steady of standing, difficult emergence displacement. Therefore, the baby carriage can be easily placed in a standing mode after being folded, and other auxiliary objects are not needed to be used as supports, so that the baby carriage is convenient to transport and store.

2. The utility model discloses receive the bassinet that can stand after closing, when can making the frame of going up fold up through first articulated connecting rod and the articulated connecting rod of second, the frame is folded to the frame orientation folding back to the lower front frame of linkage for fold up convenient operation, simple, put in place one step. And the torsional springs are arranged on the first hinged connecting rod and the second hinged connecting rod, pressure is applied to the first hinged connecting rod and the second hinged connecting rod when the front wheel is unfolded through the torsional springs, after the front wheel is unfolded when the front wheel is folded, the first hinged connecting rod and the second hinged connecting rod are changed into a movable state from a fixed state, the first hinged connecting rod and the second hinged connecting rod are transferred to the lower front frame under the action of pressure pre-applied in the moment of conversion, and the front wheel of the lower front frame can rotate 180 degrees under the action of self weight when the front wheel is suspended, so that the front wheel can be kept in a standing state.

3. The utility model discloses receive baby carriage that can stand after closing compares with the mode of current baby carriage backrest soft adjustment, and this scheme seat back adopts the adapter fitting to take the connected mode of the support piece that leans on handrail frame, makes the backrest frame rely on the support piece to support when the baby carriage expandes and makes it keep and seat frame slope, makes things convenient for children to lean on. When the frame is folded, the armrest frame rotates backwards to separate the bearing part from the adapting part, and the back rest frame loses support, so that the back rest frame also rotates backwards along the hinged part under the self gravity, and the back rest frame can be automatically folded together with the frame without being pressed by hands, so that the folding operation is simpler and more convenient. Similarly, when the frame is unfolded, the armrest frame is in contact with the adapting piece in the unfolding process, and the supporting piece and the adapting piece simultaneously drive the backrest frame to rotate and open together.

4. The utility model discloses receive bassinet that can stand after closing, its back frame adopts the mode of hard regulation to carry out the regulation of angle, compares with traditional soft regulation, and it still can set up horizontal last ejector pin between the pole of both sides, so butt position has the supporting role for head rest position is more comfortable when children use.

[ description of the drawings ]

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described 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 to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural view of the foldable baby carriage of the present invention;

FIG. 2 is a schematic view of a folding process of the stroller;

FIG. 3 is a first schematic view of the folded stroller;

FIG. 4 is a second schematic view of the folded stroller;

FIG. 5 is a first schematic view of the stroller in a deployed state;

FIG. 6 is a second schematic view of the stroller in an unfolded state;

FIG. 7 is an exploded view of the construction of the stroller;

FIG. 8 is an exploded view of the first folding locking structure;

FIG. 9 is an exploded view of the folding locking structure;

FIG. 10 is an exploded view of the linkage locking structure;

FIG. 11 is an exploded view of the linkage locking structure

FIG. 12 is an exploded view of the seat construction;

fig. 13 is a schematic view of the folding process of the seat.

[ detailed description ] embodiments

In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to further explain the present invention in detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The utility model discloses a realize through following technical scheme:

as shown in fig. 1 to 5, the foldable baby carriage capable of standing comprises a lower frame 2, an upper frame 1 hinged on the lower frame 2 and capable of rotating relative to the lower frame 2 to fold the baby carriage, and a seat 3 arranged on the upper frame 1, wherein the lower frame 2 comprises a lower front frame 21 provided with front wheels 211 and a lower rear frame 22 provided with rear wheels 221, the upper end of the upper frame 1 is also hinged with a handrail frame 101, and after the baby carriage is folded, a hinge joint 1a of the handrail frame 101 and the upper frame 1 forms a fulcrum with the front wheels 211 or a hinge joint 1a of the handrail frame 101 and the upper frame 1 forms a fulcrum with the rear wheels 221 to keep the baby carriage in a standing state. The utility model provides a receive bassinet that can stand after receipts, it is the first strong point with the articulated department of handrail frame and last frame for and place the face contact after folding, and front wheel or rear wheel are as the second strong point, and the frame that relies on two strong points to fold up back can be the state of standing, because articulated department can not rotate moreover, so can keep the steady of standing, difficult emergence displacement. Therefore, the baby carriage can be easily placed in a standing mode after being folded, and other auxiliary objects are not needed to be used as supports, so that the baby carriage is convenient to transport and store.

Further, the seat 3 is hinged to the upper frame 1, and the seat 3 is provided with a first hinge connecting rod 231 hinged to the lower rear frame 22, one end of the first hinge connecting rod 231 is further hinged to a second hinge connecting rod 232 hinged to the lower front frame 21, when the stroller is folded, the front wheel 211 is suspended with the rear wheel 221 as a fulcrum, the front wheel 211 can automatically turn over 180 degrees under the self-weight when suspended, the upper frame 1 drives the seat 3 to rotate towards the lower rear frame 22, the lower front frame 21 is driven to rotate towards the lower rear frame 22 through the first hinge connecting rod 231 and the second hinge connecting rod 232 to form linkage folding, and the folded and turned front wheel, the armrest frame 101 and the hinged part 1a of the upper frame 1 form a fulcrum in contact with the ground so that the stroller can keep in a standing state. In the folding process, the lower front frame needs to rotate, so that the armrest frame is generally pressed down manually when the baby carriage is folded, the rear wheel of the whole baby carriage is used as a fulcrum, the lower front frame tilts up, when the lower front frame tilts up, the front wheel is suspended, the front wheel can rotate 180 degrees under the action of self gravity, as shown in fig. 2, the front wheel shown by a dotted line is in a state that the lower front frame just tilts up and does not rotate, the front wheel shown by a solid line is in a state that the front wheel rotates 180 degrees, and as can be seen in combination with fig. 3, the central point of the rotated front wheel is deviated to the front side, so that the position of the whole front wheel moves forwards, and when the front wheel is contacted with the lower rear frame during folding, the lower front frame is closer to the lower rear frame, so that the lower end face of the front wheel is positioned at a position lower than the rear wheel to.

Specifically, as shown in fig. 1 to 3, a rotary seat 211a is provided at the lower end of the lower front frame, a rotary hinge seat 211b is further connected to the lower end of the rotary seat 211a, the front wheel is hinged to one side of the rotary hinge seat 211b, and a connecting line 2a of a hinge point of the front wheel and the rotary hinge seat 211b and a rotation axis 2b of the rotary seat 211a are obliquely arranged. The front wheel with the structure can rotate along with the rotary hinged seat 211b relative to the rotary seat 211a, and the whole center of the front wheel is deviated to one side and does not coincide with the center of the front wheel through the arrangement of the rotary hinged seat 211b, so that the front wheel can rotate according to the gravity of the front wheel when in a suspended state, and the functions are realized.

In addition, as shown in fig. 5 to 7, a torsion spring 233 is further disposed at a hinge joint of the first hinge link 231 and the lower rear frame 22, one side of the torsion spring 233 extends upward along the first hinge link 231, and an end portion of the torsion spring 233 is provided with a buckle portion sleeved on the first hinge link 231. The upper frame can be folded by the first hinged connecting rod and the second hinged connecting rod, and the lower front frame is linked to be folded towards the lower rear frame, so that the folding operation is convenient and simple, and the folding operation is completed in one step. And the torsional springs are arranged on the first hinged connecting rod and the second hinged connecting rod, pressure is applied to the first hinged connecting rod and the second hinged connecting rod when the front wheel is unfolded through the torsional springs, after the front wheel is unfolded when the front wheel is folded, the first hinged connecting rod and the second hinged connecting rod are changed into a movable state from a fixed state, the first hinged connecting rod and the second hinged connecting rod are transferred to the lower front frame under the action of pressure pre-applied in the moment of conversion, and the front wheel of the lower front frame can rotate 180 degrees under the action of self weight when the front wheel is suspended, so that the front wheel can be kept in a standing state. More directly say, because the bassinet is in the expansion user state for a long time, so because inertia front wheel probably is compressed tightly for a long time at normal unsettled state and leads to the automatic rotation malfunctioning, at this moment need similar manual work to beat down the front wheel, let it resume the rotation state, and this scheme is through setting up this torsional spring, in the twinkling of an eye of unsettled state, the pressure transmission of torsional spring just plays the state of letting down the preceding frame shake to preceding frame department down, thereby it can overturn automatically to have guaranteed the front wheel, simple structure has played the key effect, make this scheme more reliable, and is practical.

Still further, the lower rear frame 22, the upper frame 1 and the lower front frame 21 are provided with a folding locking structure for limiting the rotation of the upper frame 1 and the lower front frame 21, the armrest frame 101 is provided with a linkage locking structure for limiting the rotation of the armrest frame 101 relative to the upper frame 1 and unlocking the folding locking structure after unlocking and rotating, and the armrest frame 101 is further provided with an unlocking structure for unlocking the linkage locking structure. The locking and unlocking operation of the frame is convenient.

Specifically, as shown in fig. 5 to 11, the specific structure of the folding locking structure is that a first hinge 11 is arranged at the lower end of the upper frame 1, a second hinge 12 is arranged at the upper end of the lower front frame 21, a third hinge 13 is arranged at the upper end of the lower rear frame, and both the first hinge 11 and the second hinge 12 can rotate relative to the third hinge 13; a first cavity is arranged on one side of the first hinge part 11, which is opposite to the second hinge part 12, and a second cavity is arranged on one side of the second hinge part 12, which is opposite to the first hinge part 11; the folding locking structure includes a locking member 81 disposed between the first cavity and the second cavity to limit the first hinge member 11 to rotate relative to the second hinge member 12, a rotating member 82 disposed in the first cavity and capable of pressing one side of the locking member 81 after rotation to move the locking member 81 toward the second cavity, and a return spring disposed between the locking member 81 and the second cavity. In the unfolded state, the locking member 81 is locked between the first cavity and the second cavity, which results in that the first hinge member 11 cannot rotate relative to the second hinge member 12, thereby playing a role of locking, and after the rotating member 82 is pulled to rotate, the rotating member moves towards the second hinge member 12 in the rotating process, thereby the locking member 81 on one side of the rotating member is pressed to move together, so that the locking member is separated from the first cavity and falls into the second cavity, thereby completing unlocking. Specifically, in this scheme, the periphery of latch fitting sets up the latch, set up on first cavity and second cavity internal perisporium and can realize kayser and unblock with latch complex draw-in groove, and rotate the piece and set up the inclined plane structure in one side and can realize rotating the effect of displacement about the in-process. In addition, the other side of the clamping and locking piece is provided with a return spring, so that automatic return can be realized.

Furthermore, a linkage steel rope connected with the rotating part 82 is arranged on the linkage locking structure, the unlocking structure is connected with the linkage locking structure through the unlocking steel rope, the linkage locking structure can be unlocked by pulling the unlocking steel rope through the unlocking structure, the armrest frame 101 can rotate relative to the upper frame 1 after unlocking, and the linkage steel rope is pulled during rotation to drive the rotating part 82 to rotate, so that the folding locking structure is unlocked. As shown in fig. 10 and 11, the lower end of the armrest frame 101 is provided with an armrest frame hinged seat 91, the upper end of the upper frame is provided with an upper hinged seat 92 hinged to the armrest frame hinged seat 91, the specific structure of the linkage locking structure is that the linkage locking structure comprises a second rotating member 93 arranged in the armrest frame hinged seat 91, a second locking member 94 arranged between the armrest frame hinged seat 91 and the upper hinged seat 92, and a third rotating member 95 arranged in the upper hinged seat 92 and rotating together with the armrest frame hinged seat 91, the locking and unlocking principle of the second locking member is similar to that of the folding locking structure, and the unlocking can be realized by pulling another steel rope. In the scheme, the first steel rope is pulled through the unlocking button 96 arranged on the armrest frame, the first steel rope pulls the second rotating piece to rotate to realize unlocking, after unlocking, the armrest frame rotates and is folded relative to the upper frame and drives the third rotating piece to rotate, and the third rotating piece is connected with the unlocking steel rope, so that the unlocking steel rope is pulled during rotation, and linkage unlocking of the folding and locking structure is realized.

In the scheme, as shown in fig. 6, fig. 12 and fig. 13, the specific structure of the seat is that the seat 3 comprises a seat frame 31 and a backrest frame 32 pivoted on the seat frame 31, two sides of the armrest frame 1 are provided with supporting members 4, two sides of the backrest frame 32 are provided with adapter members 5 which can be leaned on the supporting members 4 to prevent the backrest frame 32 from rotating backwards along the pivoting positions, and when the armrest frame 1 rotates backwards and folds relative to the lower frame 2, the supporting members 4 are separated from the adapter members 5, and the backrest frame 32 rotates backwards under the action of self gravity and folds together with the baby carriage. The utility model provides a receive bassinet that can stand after closing compares with the mode of current bassinet backrest soft adjustment, and this scheme seat backrest adopts the adapter fitting to take the connected mode of leaning on the support piece on the handrail frame, makes the backrest frame rely on the support piece to support when the bassinet expandes and makes it keep and seat frame slope, makes things convenient for children's seat to lean on. When the frame is folded, the armrest frame rotates backwards to separate the bearing part from the adapting part, and the back rest frame loses support, so that the back rest frame also rotates backwards along the hinged part under the self gravity, and the back rest frame can be automatically folded together with the frame without being pressed by hands, so that the folding operation is simpler and more convenient. Similarly, when the frame is unfolded, the armrest frame is in contact with the adapting piece in the unfolding process, and the supporting piece and the adapting piece simultaneously drive the backrest frame to rotate and open together.

Furthermore, the supporting member 4 is provided with at least 2 blocking positions 41 for the adaptor member 5 to lean against, and the angle between the backrest frame 32 and the seat frame 31 can be changed when the supporting member 4 leans against different blocking positions 41. Most of the existing backrest adjusting methods adopt a soft adjusting method, such as the adjusting method disclosed in the patent "backrest stepless adjusting device applied to baby carriage seat" (application number CN201821472440.7), which adopts a method of contracting or loosening a binding belt to adjust the angle of the backrest. And because the tension of the binding belt on the two side rods in the adjusting process causes the two side rods to have the tendency of approaching or approaching each other, a cross rod cannot be arranged between the two side rods generally. In this scheme, adopt back frame card different screens on the supporting piece to carry out the hard mode of adjusting of angle modulation, need not to be taut to both sides pole, can accomplish angle modulation in the screens of difference through the card, certainly, current bassinet also has similar structure, but it sets up the screens mostly on the seat, also can accomplish angle modulation in the different screens of back frame card on the seat. However, the backrest frame can not be folded together when the frame is folded. In this scheme, the screens has set up 2, of course, can set up many adjustment gears and set up a plurality of screens according to the demand.

In addition, since the backrest frame of the present embodiment does not need to be tightened to the two side rods during adjustment, the backrest frame 32 includes a left side rod 321 and a right side rod 322 hinged to the seat frame 31 and an upper top rod 323 connected to the left side rod 321 and the right side rod 322, and the left side rod 321 and the right side rod 322 are provided with the adapter 5. Compared with the traditional soft adjustment, the horizontal upper ejector rod can be arranged between the two side rods, so that the headrest has a supporting function on the head position, and the headrest is more comfortable for children to use.

Furthermore, because the child leans against the backrest frame when in use and applies a backward pressure to the backrest frame, when the backrest frame is leaned in the blocking position, the backrest frame only needs to be limited to rotate backward in normal use. Of course, in order to maintain stability, in the present embodiment, the backrest frame 32 is fixed relative to the seat frame 31 when the adapter 5 is seated in the detent 41. Namely, when the backrest is clamped in the clamping position, the backrest frame is limited to rotate along the hinged position relative to the seat frame.

In addition, for convenience of use, the support member 4 can slide along the seat frame 31 relative to the adapter member 5, or the adapter member 5 can slide along the back frame 32 relative to the support member 4 to adjust different backrest angles by switching different positions. The adjusting of the angle of the backrest can be completed by separating the adapter from the original clamping position during sliding, rotating the backrest frame and then clamping the backrest frame into the clamping position of the other gear.

Specifically, the backrest frame 32 is further provided with an adjusting mechanism 6 which can pull the adaptor 5 to slide along the seat frame 31. Adopt the gliding mode of adapter 5 to adjust in this scheme, so its adjustment mechanism also sets up on the back frame for the structure is simpler, and it is more convenient to use.

More specifically, the adjusting mechanism 6 includes a connecting rod 61 connected to the two side adapters 5, an adjusting switch 62 disposed on the upper ejector 323, and a linkage 43 connected to the adjusting switch 62 and the connecting rod 61 and lockable by the adjusting switch, and the connecting rod 61 can be pulled by the linkage 43 to move the two side adapters 5 along the backrest frame 32. The linkage piece and the connecting rod simultaneously drive the adapting pieces on the two sides to synchronously move, and the device is simple in structure and convenient to operate. In the scheme, the linkage piece can adopt a binding band, and the adjusting switch adopts a connecting buckle for the binding band to pass through, so that after the switch is opened, the connecting rod on the other side can be pulled by pulling the binding band to adjust the length of the binding band, and the adjusting of the adapting piece is realized.

In addition, the adaptor 5 is provided with an elastic element 7 which is connected to the lower end of the adaptor and keeps downward tension when the adaptor is clamped in the clamping position. In this scheme, the elastic component is the spring for the adapter component remains throughout to push down the pressure in the screens, thereby prevents not hard up, can realize automatic re-setting moreover.

Still further, a rectangular hole is formed in the right side rod 322 along the length direction of the right side rod, and the adapter 5 is sleeved on the right side rod 322 and provided with a limit pin penetrating through the rectangular hole. When the adjusting device is used for limiting the adjusting angle, the adapter piece is prevented from being too large in sliding distance along the vertical sliding of the seat backrest, so that the adapter piece cannot be matched with a clamping position, and the tension is prevented from being too large, so that the spring on the lower side is too long to be stretched and lose efficacy. The simple structure is favorable for protecting the whole body and is more durable.

Besides, the adapter 5 on both sides is provided with a lug 51 which protrudes outwards and can be clamped in the clamping position 41, and the outer peripheral surface of the lug 51 is a circumferential surface or at least the lower side of the outer peripheral surface is provided with an arc surface. The arc-shaped surface or the circumferential surface is arranged to facilitate the clamping of the clamping plate in the clamping process to play a guiding role.

The utility model provides a receive bassinet that can stand after receipts, it is the first strong point with the articulated department of handrail frame and last frame for and place the face contact after folding, and front wheel or rear wheel are as the second strong point, and the frame that relies on two strong points to fold up back can be the state of standing, because articulated department can not rotate moreover, so can keep the steady of standing, difficult emergence displacement. Therefore, the baby carriage can be easily placed in a standing mode after being folded, and other auxiliary objects are not needed to be used as supports, so that the baby carriage is convenient to transport and store.

The foregoing is illustrative of one or more embodiments provided in connection with the detailed description and is not to be construed as limiting the invention to the precise embodiments disclosed herein. All with the utility model discloses a method, structure etc. are similar, the same, or to the utility model discloses make a plurality of technological deductions under the design prerequisite, or the replacement should all regard as the utility model discloses a protection scope.

Claims (10)

1. The foldable baby carriage capable of standing comprises a lower frame (2), an upper frame (1) hinged on the lower frame (2) and capable of rotating relative to the lower frame (2) to fold the baby carriage, and a seat (3) arranged on the upper frame (1), wherein the lower frame (2) comprises a lower front frame (21) provided with front wheels (211) and a lower rear frame (22) provided with rear wheels (221), and the upper end of the upper frame (1) is also hinged with a handrail frame (101), and the foldable baby carriage is characterized in that after the foldable baby carriage is folded, a pivot is formed by a hinged part (1a) of the handrail frame (101) and the upper frame (1) and the front wheels (211) or a hinged part (1a) of the handrail frame (101) and the upper frame (1) and the rear wheels (221) to keep the baby carriage in a standing state.

2. A collapsible and standable buggy according to claim 1, characterized in that the seat (3) is hinged on the upper frame (1), and the seat (3) is provided with a first hinged connecting rod (231) hinged with the lower rear frame (22), one end of the first hinged connecting rod (231) is also hinged with a second hinged connecting rod (232) hinged with the lower front frame (21), when the baby carriage is folded, the front wheel (211) is suspended by taking the rear wheel (221) as a fulcrum, the front wheel (211) can automatically turn 180 degrees under the dead weight when being suspended, and the upper frame (1) drives the seat (3) to rotate towards the lower rear frame (22), the front frame (21) is driven to rotate towards the direction of the lower rear frame (22) by the first hinged connecting rod (231) and the second hinged connecting rod (232) to form linkage folding, and the hinged part (1a) of the folded and turned front wheel, the armrest frame (101) and the upper frame (1) forms a fulcrum contacted with the ground so as to keep the baby carriage in a standing state.

3. The foldable and erectable stroller according to claim 2, wherein a torsion spring (233) is further disposed at the hinge of the first hinge link (231) and the lower rear frame (22), one side of the torsion spring (233) extends upward along the first hinge link (231), and the end of the torsion spring (233) has a buckle part sleeved on the first hinge link (231).

4. The foldable and erectable stroller according to claim 1, wherein the lower rear frame (22) and the upper frame (1) and the lower front frame (21) are provided with folding and locking structures for limiting the rotation of the upper frame (1) and the lower front frame (21), the armrest frame (101) is provided with a linkage locking structure for limiting the rotation of the armrest frame (101) relative to the upper frame (1) and unlocking the folding and locking structures after unlocking and rotating, and the armrest frame (101) is further provided with an unlocking structure for unlocking the linkage locking structure.

5. A collapsible and erectable stroller according to claim 4, wherein the lower end of the upper frame (1) is provided with a first hinge member (11), the upper end of the lower front frame (21) is provided with a second hinge member (12), the upper end of the lower rear frame is provided with a third hinge member (13), and both the first hinge member (11) and the second hinge member (12) are rotatable relative to the third hinge member (13);

a first cavity is formed in one side, opposite to the second hinge part (12), of the first hinge part (11), and a second cavity is formed in one side, opposite to the first hinge part (11), of the second hinge part (12);

the folding locking structure comprises a locking piece (81) which is arranged between the first cavity and the second cavity and limits the first hinged piece (11) to rotate relative to the second hinged piece (12), a rotating piece (82) which is arranged in the first cavity and can push one side of the locking piece (81) to enable the locking piece (81) to move towards the direction of the second cavity after rotating, and a return spring arranged between the locking piece (81) and the second cavity.

6. A collapsible and standable stroller according to claim 5, wherein the interlocking locking structure is provided with an interlocking steel cable connected to the rotating member (82), and the unlocking structure is connected to the interlocking locking structure via an unlocking steel cable, and the interlocking locking structure is unlocked by pulling the unlocking steel cable via the unlocking structure, and after unlocking, the armrest frame (101) is rotatable relative to the upper frame (1), and when rotating, the interlocking steel cable is pulled to drive the rotating member (82) to rotate, thereby unlocking the folding locking structure.

7. A collapsible and standable stroller according to claim 1, wherein the seat (3) comprises a seat frame (31) and a back frame (32) pivotally connected to the seat frame (31), the upper frame (1) is provided with a support member (4) on both sides thereof, the back frame (32) is provided with an adapter member (5) on both sides thereof, the adapter member (5) can be placed on the support member (4) to prevent the back frame (32) from rotating backwards along the pivotal connection, and when the upper frame (1) is folded backwards with respect to the lower rear frame (22), the support member (4) is disengaged from the adapter member (5), and the back frame (32) rotates backwards under its own weight to fold with the stroller.

8. A collapsible and erectable stroller according to claim 7, wherein the support member (4) is provided with at least 2 detents (41) for the adapter member (5) to rest on, and the angle between the backrest frame (32) and the seat frame (31) is changeable when the support member (4) rests on different detents (41).

9. A collapsible and erectable buggy according to claim 8, wherein the back frame (32) comprises a left side bar (321) and a right side bar (322) hinged to the seat frame (31) and an upper top bar (323) connected to the left side bar (321) and the right side bar (322), said adapter members (5) being provided on both the left side bar (321) and the right side bar (322).

10. A collapsible, standable buggy according to claim 9, characterized in that the backrest frame (32) is further provided with an adjusting mechanism (6) which can pull the adapter (5) to slide along the seat frame (31).

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