CN113044096B - Large seat changing structure and baby stroller - Google Patents
Large seat changing structure and baby stroller Download PDFInfo
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- CN113044096B CN113044096B CN202110351402.6A CN202110351402A CN113044096B CN 113044096 B CN113044096 B CN 113044096B CN 202110351402 A CN202110351402 A CN 202110351402A CN 113044096 B CN113044096 B CN 113044096B
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- seat
- large seat
- armrest
- assembly
- frame
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B7/00—Carriages for children; Perambulators, e.g. dolls' perambulators
- B62B7/04—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
- B62B7/14—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor with detachable or rotatably-mounted body
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B7/00—Carriages for children; Perambulators, e.g. dolls' perambulators
- B62B7/04—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
- B62B7/06—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
- B62B7/08—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B9/00—Accessories or details specially adapted for children's carriages or perambulators
- B62B9/10—Perambulator bodies; Equipment therefor
- B62B9/12—Perambulator bodies; Equipment therefor involving parts that are adjustable, attachable or detachable
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B2205/00—Hand-propelled vehicles or sledges being foldable or dismountable when not in use
Abstract
The large seat conversion structure comprises a large seat assembly, a large seat armrest assembly and a large seat disassembly and connection mechanism which is arranged between the large seat assembly and a frame and is used for detachably connecting the large seat assembly and the frame, wherein the large seat disassembly and connection mechanism is used for enabling the large seat assembly to rotate to a seat unfolding position or a seat folding position. The invention also discloses the baby stroller. The invention provides a large seat conversion structure which comprises a large seat assembly, a large seat armrest assembly and a large seat disassembly and connection mechanism which is arranged between the large seat assembly and a frame and is used for detachably connecting the large seat assembly and the frame, wherein the large seat disassembly and connection mechanism is used for enabling the large seat assembly to rotate to a seat unfolding position or a seat folding position. The large seat assembly can be detachably connected with the frame through the large seat dismounting connecting mechanism, and can also rotate at a seat unfolding position or a seat folding position through the large seat dismounting connecting mechanism so as to facilitate folding and unfolding of the frame.
Description
Technical Field
The invention relates to the technical field of children supplies, in particular to a large seat changing structure and a baby stroller.
Background
At present, a seat of the baby stroller is commonly folded together with a frame or detachably connected with the frame. The seat and the frame can not be disassembled and replaced by the baby carriage which is folded together, and the baby carriage which is detachably connected with the seat and the frame can not be folded together with the frame, so that the baby carriage is inconvenient to fold.
Disclosure of Invention
The invention solves the technical problems that the seat can not be detachably connected with the frame and can be folded together with the frame, and provides the large seat conversion structure and the baby stroller which are simple in structure and reasonable in design.
The invention is realized by the following technical scheme:
the large seat transformation structure comprises a large seat assembly, a large seat armrest assembly and a large seat disassembly and connection mechanism which is arranged between the large seat assembly and the frame and is used for detachably connecting the large seat assembly and the frame, wherein the large seat disassembly and connection mechanism is used for enabling the large seat assembly to rotate to a seat unfolding position or a seat folding position.
According to the large seat conversion structure, the large seat disassembly and connection mechanism comprises the large seat inserting seat which is used for being in inserting fit with the frame, the large seat inserting piece which is arranged on the large seat inserting seat and is used for being in inserting fit with the frame, the large seat inserting piece reset spring which is used for pushing the large seat inserting piece to be pushed towards the direction of inserting the frame, and the large seat inserting unlocking piece which is used for pushing the large seat inserting piece to move away from the direction of the frame to be unlocked.
In the large seat conversion structure, the large seat assembly comprises a large seat rotating seat, the large seat armrest assembly is hinged with the large seat rotating seat and rotates to an armrest unfolding position or an armrest folding position relative to the large seat rotating seat, and a large seat armrest locking assembly for limiting the large seat armrest assembly to the armrest unfolding position is arranged between the large seat rotating seat and the large seat armrest assembly.
In the large seat conversion structure, the large seat armrest assembly comprises a large seat armrest seat, the large seat armrest locking assembly comprises a large seat armrest locking piece which is arranged in the large seat rotary seat and is used for being inserted into the large seat armrest seat, and a large seat armrest unlocking piece which is used for being in pressing fit with the large seat armrest locking piece, and when the large seat armrest unlocking piece presses the large seat armrest locking piece, the large seat armrest locking piece withdraws from the large seat armrest seat so as to release the rotation restriction on the large seat armrest seat.
According to the large seat conversion structure, the two-way lock locking assembly is arranged between the large seat rotating seat and the large seat inserting seat and comprises the two-way lock bolts which penetrate through or sink into the large seat inserting seat, the two-way lock bolt springs which are used for enabling the two-way lock bolts to be kept to be pushed towards the direction of sinking into the large seat inserting seat, and the two-way lock bolt pushing parts which are arranged in the large seat rotating seat, and when the large seat rotating seat rotates from the seat folding position to the seat unfolding position, the two-way lock bolt pushing parts gradually push the two-way lock bolts out of the large seat inserting seat.
The big seat conversion structure comprises the left big seat inserting seat and the right big seat inserting seat, wherein the left big seat inserting seat or the right big seat inserting seat is provided with the fool-proof groove which is used for limiting the big seat assembly to be positively connected with the frame towards the front of the frame.
In the large seat changing structure, the large seat armrest locking assembly further comprises a right large seat armrest locking piece arranged between the large seat armrest seat and the right large seat inserting seat, and a right large seat armrest unlocking piece.
According to the large seat conversion structure, the large seat jacking part is arranged on the right large seat plug seat and is used for jacking the right large seat armrest unlocking piece when the large seat assembly rotates to the seat folding position so as to jack the right large seat armrest locking piece in the direction of exiting the large seat armrest seat.
The invention also discloses a baby stroller comprising the large seat changing structure.
The baby stroller comprises a frame, and a second locking mechanism which is arranged on the frame and used for locking the frame so as to keep the frame in a unfolding state, wherein the second locking mechanism is pressed by the large seat assembly when the large seat assembly rotates to a seat unfolding position relative to the frame, so that the second locking mechanism locks the frame.
Compared with the prior art, the invention has the following advantages:
1. the invention provides a large seat conversion structure which comprises a large seat assembly, a large seat armrest assembly and a large seat disassembly and connection mechanism which is arranged between the large seat assembly and a frame and is used for detachably connecting the large seat assembly and the frame, wherein the large seat disassembly and connection mechanism is used for enabling the large seat assembly to rotate to a seat unfolding position or a seat folding position. The large seat assembly can be detachably connected with the frame through the large seat dismounting connecting mechanism, and can also rotate at a seat unfolding position or a seat folding position through the large seat dismounting connecting mechanism so as to facilitate folding and unfolding of the frame.
2. The invention also provides the baby stroller, and the large seat assembly can be detachably connected with the frame through the large seat dismounting connecting mechanism and can also rotate at a seat unfolding position or a seat folding position through the large seat dismounting connecting mechanism so as to facilitate folding and unfolding of the frame.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a front connection of a seat changing structure to a frame;
FIG. 2 is a schematic view showing an unfolded state in which the seat changing structure is unfolded in reverse connection with the vehicle frame;
FIG. 3 is a schematic view of the large seat changing structure in an unfolded state connected to the frame;
FIG. 4 is an exploded view of the seat changing structure;
FIG. 5 is an exploded view of the frame structure;
FIG. 6 is an exploded view of a large seat conversion structure;
FIG. 7 is an exploded view of a large seat conversion structure II;
FIG. 8 is an exploded view of a second frame structure;
FIG. 9 is an exploded view of a seat back assembly;
FIG. 10 is a schematic view of the pickup state of FIG. 1;
FIG. 11 is a schematic view of the pickup state of FIG. 2;
fig. 12 is a schematic view of the pickup state of fig. 3.
Detailed Description
In order to make the technical scheme and beneficial effects of the technical problem solved by the invention more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
When embodiments of the present invention refer to the ordinal terms "first," "second," etc., it is to be understood that they are merely used for distinguishing between them unless the order of their presentation is indeed dependent on the context.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The large seat conversion structure comprises a large seat assembly 21, a large seat armrest assembly 22 and a large seat disassembly connecting mechanism 23 which is arranged between the large seat assembly 21 and the frame and is used for detachably connecting the large seat assembly 21 and the frame, wherein the large seat disassembly connecting mechanism 23 is used for enabling the large seat assembly 21 to rotate to a seat unfolding position or a seat folding position.
The embodiment of the invention provides a large seat conversion structure, which comprises a large seat assembly, a large seat armrest assembly and a large seat disassembly and connection mechanism which is arranged between the large seat assembly and a frame and is used for detachably connecting the large seat assembly and the frame, wherein the large seat disassembly and connection mechanism is used for enabling the large seat assembly to rotate to a seat unfolding position or a seat folding position. The large seat assembly can be detachably connected with the frame through the large seat dismounting connecting mechanism, and can also rotate at a seat unfolding position or a seat folding position through the large seat dismounting connecting mechanism so as to facilitate folding and unfolding of the frame.
Further, as a preferred embodiment of the present invention, but not limited to, the large seat disassembling and assembling mechanism 23 includes a large seat insert seat 231 for being in insert-fit with the frame, a large seat insert 232 provided on the large seat insert seat 231 and for being in insert-fit with the frame, a large seat insert return spring 233 for pressing the large seat insert 232 toward the direction of inserting the frame, and a large seat insert unlocking piece 234 for pushing the large seat insert 232 to move away from the frame for unlocking. When the large seat conversion structure is connected with the frame, the large seat plug-in unit is inserted into the frame under the action of the large seat plug-in unit return spring so that the large seat conversion structure is fixedly connected with the frame. When the large seat transformation structure is required to be detached from the frame, the large seat plug-in unlocking piece is pressed, and the large seat plug-in unlocking piece pushes the large seat plug-in piece to enable the large seat plug-in piece to withdraw from the frame, and at the moment, the large seat transformation structure can be detached from the frame.
Further, as a preferred embodiment of the present invention and not by way of limitation, the large seat assembly 21 includes a large seat swivel base 211, the large seat armrest assembly 22 is pivotally coupled to the large seat swivel base 211 and is rotatable relative to the large seat swivel base 211 to an armrest extended position or an armrest collapsed position, and a large seat armrest locking assembly 24 is disposed between the large seat swivel base 211 and the large seat armrest assembly 22 for restraining the large seat armrest assembly 22 in the armrest extended position.
Further, as a preferred embodiment of the present solution, but not limiting thereto, the large seat armrest assembly 22 includes a large seat armrest seat 221, the large seat armrest locking assembly 24 includes a large seat armrest locking piece 241 provided within the large seat rotation seat 211 and adapted to be inserted into the large seat armrest seat 221, and a large seat armrest unlocking piece 242 adapted to be press-fitted with the large seat armrest locking piece 241, the large seat armrest locking piece 241 being withdrawn from the large seat armrest seat 221 when the large seat armrest unlocking piece 242 is press-fitted with the large seat armrest locking piece 241 to release the rotation restriction of the large seat armrest seat 221. When the large seat armrest seat needs to be rotated and folded, the large seat armrest unlocking piece is pressed, and the large seat armrest unlocking piece presses the large seat armrest locking piece, so that the large seat armrest locking piece leaves the large seat armrest seat, and at the moment, the large seat armrest seat on the left large seat insert seat releases rotation restriction.
Further, as a preferred embodiment of the present invention, but not limited to, a two-way lock assembly 25 is disposed between the large seat rotating base 211 and the large seat inserting base 231, the two-way lock assembly 25 includes a two-way lock pin 251 for penetrating or sinking into the large seat inserting base 231, a two-way lock pin spring 252 for keeping the two-way lock pin 251 pressed against the direction sinking into the large seat inserting base 231, and a two-way lock pin pressing portion 253 disposed in the large seat rotating base 211, wherein the two-way lock pin pressing portion 253 gradually pushes the two-way lock pin 251 out of the large seat inserting base 231 when the large seat rotating base 211 rotates from a seat folding position to a seat unfolding position.
Further, as a preferred embodiment of the present invention, but not limited thereto, the large seat insert 231 includes a left large seat insert 2314 and a right large seat insert 2312, and a fool-proof groove 2313 is provided on the left large seat insert 2314 or the right large seat insert 2312, and the fool-proof groove 2313 is used to limit the large seat assembly 21 to be positively connected with the frame toward the front of the frame.
Further, as a preferred embodiment of the present solution, and not by way of limitation, the large seat armrest locking assembly 24 further includes a right large seat armrest locking member 244 disposed between the large seat armrest seat 221 and the right large seat insert seat 2312, and a right large seat armrest unlocking member 245.
Further, as a preferred embodiment of the present invention, but not limited to, the right large seat insert 2312 is provided with a large seat insert pressing part 2311, and the large seat insert pressing part 2311 is used for pressing the right large seat armrest unlocking member 245 to press the right large seat armrest locking member 244 in a direction of withdrawing the large seat armrest seat 221 when the large seat assembly 21 is rotated to the seat folding position. When the large seat rotating seat rotates relative to the right large seat inserting seat, the large seat inserting seat jacking part jacks the right large seat armrest unlocking piece, and the right large seat armrest unlocking piece jacks the right large seat armrest locking piece, so that the right large seat armrest locking piece exits from the large seat armrest seat on the right large seat inserting seat, and at the moment, the large seat armrest seat on the right large seat inserting seat releases the rotation restriction. Therefore, after the large seat rotating seat is rotated and the large seat armrest unlocking piece is pressed, the large seat armrest seat can be unlocked so as to be convenient to fold.
Embodiments of the present invention also provide a stroller including a large seat changing structure 2 as described above.
Further, as a preferred embodiment of the present invention, but not limited thereto, the vehicle comprises a vehicle frame 1, a second locking mechanism 4 provided on the vehicle frame 1 and used for locking the vehicle frame 1 to keep the vehicle frame 1 in a unfolded state, and the large seat assembly 21 presses the second locking mechanism 4 when rotating to a seat unfolded position relative to the vehicle frame 1, so that the second locking mechanism 4 locks the vehicle frame 1.
The baby stroller with the changeable size comprises a frame 1, a big seat changing structure 2 or a small seat changing structure 3 which is detachably connected with the frame 1, and a second locking mechanism 4 which is used for locking the frame 1 so as to keep the frame 1 in a unfolded state, wherein when any one of the big seat changing structure 2 and the small seat changing structure 3 is in the unfolded state and is connected with the frame 1, the second locking mechanism 4 locks the frame 1.
The embodiment of the invention provides a baby stroller with changeable size, which is used by installing a big seat changing structure or a small seat changing structure on a frame, not only meets the use requirements of children in all ages, but also is simple and quick to replace the big seat changing structure and the small seat changing structure. Meanwhile, the large seat conversion structure or the small seat conversion structure is in an unfolding state and is connected with the frame, the second locking mechanism locks the frame, the frame is prevented from being retracted, and safety is greatly improved.
Further, as a preferred embodiment of the present invention, but not limited thereto, the seat changing structure 3 includes a back rest assembly 31, a seat assembly 32, a seat folding mechanism 33 for folding and unfolding the back rest assembly 31 with respect to the seat assembly 32, and a seat assembly locking mechanism 34 for restricting rotation of the seat assembly 32 with respect to the seat folding mechanism 33, and the seat changing structure 3 releases the rotation restriction of the seat assembly 32 by the seat assembly locking mechanism 34 after the seat assembly is folded and unfolded. When the back rest assembly is turned over and unfolded or turned over and folded relative to the small seat assembly through the small seat folding mechanism, the small seat assembly is locked by the small seat assembly locking mechanism, the small seat assembly locking mechanism is unlocked after the back rest assembly is folded towards the direction close to the small seat assembly, and the small seat assembly and the back rest assembly can rotate relative to the frame together.
Further, as a preferred embodiment of the present invention, but not limited to, the backrest module 31 includes a backrest rotation seat 311, and a backrest limit seat 312 disposed in the backrest rotation seat 311, the small seat folding mechanism 33 includes a backrest latch 331 disposed on the backrest rotation seat 311 and configured to be in insertion engagement with the backrest limit seat 312, a backrest latch spring 332 configured to hold the backrest latch 331 against the backrest limit seat 312 in an insertion direction, and a backrest unlocking mechanism 333 configured to disengage the backrest latch 331 from the backrest limit seat 312. The back bolt spring pushes against the back bolt, so that the back bolt is inserted into the back limiting seat to limit the rotation of the back rotating seat.
Further, as a preferred embodiment of the present invention, but not limited thereto, the seat assembly 32 includes a seat rotating base 321, the seat assembly locking mechanism 34 includes seat limiting teeth 341 disposed between the seat rotating base 321 and the backrest limiting base 312 for limiting the relative rotation thereof, and seat limiting tooth top pressing members 342 disposed on the backrest rotating base 311, and the seat limiting tooth top pressing members 342 eject the seat limiting teeth 341 from the backrest limiting base 312 when the backrest rotating base 311 and the seat rotating base 321 are folded upside down, so that the seat rotating base 321 rotates relative to the frame 1. When the seat rotating seat rotates, the seat limiting tooth top pressing piece ejects the seat limiting teeth between the seat rotating seat and the backrest limiting seat, and the seat rotating seat can rotate relative to the frame.
Further, as a preferred embodiment of the present invention, but not limited thereto, the frame 1 includes a large joint seat 11 connected to a handlebar, a rear foot joint seat 12 connected to a rear foot group and hinged to the large joint seat 11, the second locking mechanism 4 includes a second locking piece 41 provided on the large joint seat 11, a second locking pin 42 provided on the second locking piece 41 and used for connecting the large joint seat 11 and the rear foot joint seat 12 in series, and a second locking spring 43 used for ejecting the second locking piece 41 from the large joint seat 11, and the second locking pin 42 is inserted into the large joint seat 11 and the rear foot joint seat 12 when the small seat rotating seat 321 pushes the second locking piece 41 to restrict the large joint seat 11 from rotating relative to the rear foot joint seat 12. When the frame is not provided with the small seat conversion structure and the large seat conversion structure, the second locking bolt is separated from the rear foot joint seat under the action of the second locking spring, and at the moment, only the first locking mechanism is required to be unlocked, and the large joint seat can rotate relative to the rear foot joint seat. When the small seat conversion structure or the large seat conversion structure is arranged on the frame, the small seat conversion structure or the large seat conversion structure is in an unfolding state, the second locking piece is pushed by the second locking bolt to be inserted into the rear foot joint seat, and at the moment, even the first locking mechanism is unlocked, the large joint seat cannot rotate relative to the rear foot joint seat.
Further, as a preferred embodiment of the present invention, not limited thereto, a small seat detachment connection mechanism 5 for detachably connecting the small seat detachment connection mechanism 3 and the vehicle frame 1 is provided between the small seat detachment structure 3 and the vehicle frame 1, and the small seat detachment connection mechanism 5 is used to forward connect the small seat detachment structure 3 to the vehicle frame 1 toward the front of the vehicle frame 1 or to reverse connect the small seat detachment structure to the vehicle frame 1 toward the rear of the vehicle frame 1. The multi-way connection of the seat changing structure provides a plurality of options for positioning the child in a plurality of orientations.
Further, as a preferred embodiment of the present invention, but not limited to, the large joint seat 11 is provided with a plugging hole 121, the seat disassembling and connecting mechanism 5 includes a seat plugging seat 51 for plugging and matching with the large joint seat 11, a seat plugging piece 52 provided on the seat plugging seat 51 and for matching with the plugging hole 121, a seat plugging piece return spring 53 for pushing the seat plugging piece 52 toward the plugging hole 121, and a seat plugging unlocking piece 54 for pushing the seat plugging piece 52 to move away from the plugging hole 121. Pressing the small seat inserting unlocking piece to detach the small seat changing structure from the frame.
Further, as a preferred embodiment of the present invention, but not limited to, the seat changing structure 3 is provided with a back lifting adjusting structure 6, the back lifting adjusting structure 6 includes a sliding guide tube 61, a back plate 62 moving relative to the sliding guide tube 61, and a back lifting adjusting assembly 63 disposed between the back plate 62 and the sliding guide tube 61, and the back lifting adjusting assembly 63 is used for adjusting the height position of the back plate 62 relative to the sliding guide tube 61.
Further, as a preferred embodiment of the present invention, but not limited thereto, the backrest lifting adjusting means 63 includes a backrest fixing seat 631 sleeved on the sliding guide pipe 61 and connected to the backrest plate 62, and a backrest positioning means 632 provided on the backrest fixing seat 631, wherein the backrest positioning means 632 is used for limiting the backrest fixing seat 631 to slide on the sliding guide pipe 61 so as to fix the relative positions of the backrest fixing seat 631 and the sliding guide pipe 61.
Further, as a preferred embodiment of the present invention, but not limited thereto, the sliding guide tube 61 is provided with a backrest positioning groove 611, and the backrest positioning assembly 632 includes a backrest positioning member 6321 provided on the backrest fixing seat 631 and adapted to cooperate with the backrest positioning groove 611.
Further, as a preferred embodiment of the present solution, but not limited to, the backrest positioning member 6321 is in an arcuate shape, two ends of the backrest positioning member 6321 are fixedly connected with the backrest fixing seat 631, a backrest positioning post 6322 matched with the backrest positioning groove 611 is provided in the middle of the backrest positioning member 6321, and when the backrest fixing seat 631 slides on the sliding guide tube 61, the backrest positioning post 6322 is separated from the backrest positioning groove 611 or rebounds to be inserted into the backrest positioning groove 611 through elastic deformation of the backrest positioning member 6321.
Further, as a preferred embodiment of the present invention, but not limited thereto, the back fixing seat 631 is provided with a ceiling assembly 64 which moves with the back fixing seat 631 and is detachably connected to the sliding guide tube 61. When the backrest fixing seat moves on the sliding guide pipe, the backrest plate and the ceiling component are driven to move together, so that the effect of adjusting the backrest height is achieved, and meanwhile, the ceiling component is adjusted along with the backrest height adjustment, so that the ceiling component can be kept at a proper height.
Further, as a preferred embodiment of the present invention, but not limited thereto, the ceiling assembly 64 includes a ceiling seat 641 for being engaged with the sliding guide tube 61, the ceiling seat 641 is provided with a bayonet 642 into which the sliding guide tube 61 is engaged, and the bayonet 642 has a C-shape.
Further, as a preferred embodiment of the present invention, but not limited to, the back fixing seat 631 is provided with a ceiling bayonet 633 for limiting the top canopy seat 641 up and down so as to drive the top canopy seat 641 to move along with the back fixing seat 631.
Further, as a preferred embodiment of the present invention, but not limited thereto, the backrest lifting adjusting assembly 63 further includes a backrest tube 634 disposed parallel to the sliding guide tube 61, the backrest fixing seat 631 is provided with a backrest fixing seat limiting portion 6312 disposed along an outer circumference of the backrest tube 634, and the backrest fixing seat limiting portion 6312 cooperates with the backrest tube 634 to limit the rotation of the backrest fixing seat 631 relative to the sliding guide tube 61.
Further, as a preferred embodiment of the present invention, but not limited thereto, the seat changing structure 3 includes a seat armrest assembly 35 provided on the seat rotating base 321, the seat armrest assembly 35 including a seat armrest base 351 hinged to the seat rotating base 321, and a seat armrest locking assembly 352 for restricting rotation of the seat armrest base 351.
Further, as a preferred embodiment of the present invention, but not limited thereto, the seat rail locking unit 352 includes a seat rail unlocking member 353, a seat rail locking member 354 provided on the seat rail unlocking member for engaging with the seat rail seat, and the seat rail seat is rotatable relative to the seat rail seat when the seat rail locking member 354 is rotated in the folding direction of the seat changing structure, and the seat rail locking member is pushed by the seat rail seat by the seat rail limiting seat, so that the seat rail locking member provided on the seat rail unlocking member is disengaged from the seat rail seat.
Further, as a preferred embodiment of the present invention, but not limited to, the vehicle frame 1 includes a handle group 13, a rear leg group 14, a front leg group 15, a link mechanism 16, and a vehicle retracting mechanism 7 for maintaining the vehicle frame in an unfolded state, the vehicle retracting mechanism 7 includes a vehicle retracting hook 71 disposed in the handle group and hinged to the handle group, the link mechanism 16 includes a locking seat 161 for hooking the vehicle retracting hook 71, and a link 162 for connecting the locking seat and the front leg group, and the link maintains the support of the front leg group when the vehicle retracting hook is hooked with the locking seat, so that the vehicle frame maintains an unfolded state. The retracting mechanism further includes a retracting hook pulling member 72 for pulling the retracting hook to disengage the retracting hook from the locking seat, and a retracting steel rope 73 for pulling the retracting hook pulling member when the handle group is retracted.
The working principle of this embodiment is as follows:
the embodiment of the invention provides a large seat conversion structure, which comprises a large seat assembly, a large seat armrest assembly and a large seat disassembly and connection mechanism which is arranged between the large seat assembly and a frame and is used for detachably connecting the large seat assembly and the frame, wherein the large seat disassembly and connection mechanism is used for enabling the large seat assembly to rotate to a seat unfolding position or a seat folding position. The large seat assembly can be detachably connected with the frame through the large seat dismounting connecting mechanism, and can also rotate at a seat unfolding position or a seat folding position through the large seat dismounting connecting mechanism so as to facilitate folding and unfolding of the frame.
The embodiments provided above in connection with the detailed description are not intended to limit the practice of the present application to such descriptions. The present application should be construed as limited by the scope of the appended claims, as long as the structure of the method is similar to that of the present application, or that of the present application can be deduced or replaced by several techniques under the premise of the conception of the present application.
Claims (2)
1. Big seat transform structure, its characterized in that: comprises a large seat assembly (21), a large seat armrest assembly (22) and a large seat disassembly and connection mechanism (23) which is arranged between the large seat assembly (21) and the frame and is used for detachably connecting the large seat assembly (21) and the frame, wherein the large seat disassembly and connection mechanism (23) is used for enabling the large seat assembly (21) to rotate to a seat unfolding position or a seat folding position;
the large seat disassembly and connection mechanism (23) comprises a large seat inserting seat (231) for being in inserted connection with the frame, a large seat inserting piece (232) which is arranged on the large seat inserting seat (231) and is in inserted connection with the frame, a large seat inserting piece reset spring (233) for pushing the large seat inserting piece (232) to the direction of being inserted into the frame, and a large seat inserting unlocking piece (234) for pushing the large seat inserting piece (232) to move away from the frame to unlock;
the large seat assembly (21) comprises a large seat rotating seat (211), the large seat armrest assembly (22) is hinged with the large seat rotating seat (211) and rotates to an armrest unfolding position or an armrest folding position relative to the large seat rotating seat (211), and a large seat armrest locking assembly (24) for limiting the large seat armrest assembly (22) to the armrest unfolding position is arranged between the large seat rotating seat (211) and the large seat armrest assembly (22);
a two-way lock assembly (25) is arranged between the large seat rotating seat (211) and the large seat inserting seat (231), the two-way lock assembly (25) comprises two-way lock pins (251) used for penetrating out of or sinking into the large seat inserting seat (231), two-way lock pin springs (252) used for enabling the two-way lock pins (251) to keep pushing in the direction of sinking into the large seat inserting seat (231), and two-way lock pin pushing parts (253) arranged in the large seat rotating seat (211), and when the large seat rotating seat (211) rotates from a seat folding position to a seat unfolding position, the two-way lock pin pushing parts (253) gradually push the two-way lock pins (251) out of the large seat inserting seat (231);
the large seat armrest assembly (22) comprises a large seat armrest seat (221), the large seat armrest locking assembly (24) comprises a large seat armrest locking piece (241) which is arranged in the large seat rotary seat (211) and is used for being inserted into the large seat armrest seat (221), and a large seat armrest unlocking piece (242) which is used for being in pressing fit with the large seat armrest locking piece (241), and when the large seat armrest unlocking piece (242) presses the large seat armrest locking piece (241), the large seat armrest locking piece (241) withdraws from the large seat armrest seat (221) so as to release the rotation limitation on the large seat armrest seat (221);
the large seat inserting seat (231) comprises a left large seat inserting seat (2314) and a right large seat inserting seat (2312), a fool-proof groove (2313) is formed in the left large seat inserting seat (2314) or the right large seat inserting seat (2312), and the fool-proof groove (2313) is used for limiting the large seat assembly (21) to be positively connected with the frame towards the front of the frame;
the large seat armrest locking assembly (24) further includes a right large seat armrest locking member (244) disposed between the large seat armrest seat (221) and a right large seat insert seat (2312), and a right large seat armrest unlocking member (245);
the right large seat insert seat (2312) is provided with a large seat insert seat jacking portion (2311), and the large seat insert seat jacking portion (2311) is used for jacking the right large seat armrest unlocking piece (245) when the large seat assembly (21) rotates towards the seat folding position so as to jack the right large seat armrest locking piece (244) towards the direction of exiting the large seat armrest seat (221).
2. Baby stroller, its characterized in that: comprising a large seat changing structure (2) according to claim 1; the large seat assembly (21) is arranged on the frame (1) and used for locking the frame (1) so as to enable the frame (1) to be kept in a unfolded state, and when the large seat assembly (21) rotates to a seat unfolded position relative to the frame (1), the second locking mechanism (4) is pressed, so that the second locking mechanism (4) locks the frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110351402.6A CN113044096B (en) | 2021-03-31 | 2021-03-31 | Large seat changing structure and baby stroller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110351402.6A CN113044096B (en) | 2021-03-31 | 2021-03-31 | Large seat changing structure and baby stroller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113044096A CN113044096A (en) | 2021-06-29 |
| CN113044096B true CN113044096B (en) | 2023-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110351402.6A Active CN113044096B (en) | 2021-03-31 | 2021-03-31 | Large seat changing structure and baby stroller |
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| Country | Link |
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| CN (1) | CN113044096B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN216833856U (en) * | 2022-01-14 | 2022-06-28 | 珠海阳光儿童用品有限公司 | Children's shallow frame |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103387000B (en) * | 2013-07-05 | 2015-11-18 | 广东乐美达集团有限公司 | A kind of baby carriage foldable seat frame |
| CN103738382B (en) * | 2014-02-19 | 2015-12-09 | 广东乐美达集团有限公司 | A kind of Collapsible pushchair |
| CA3063082C (en) * | 2016-02-03 | 2021-07-13 | Wonderland Switzerland Ag | Child stroller apparatus having an expandable frame |
| CN105857377B (en) * | 2016-05-16 | 2024-04-12 | 上海童歌母婴用品有限公司 | Baby carriage with high seat position |
| CN105923036B (en) * | 2016-06-06 | 2018-07-10 | 好孩子儿童用品有限公司 | A kind of children trolley |
| FR3059968B1 (en) * | 2016-12-13 | 2019-05-24 | Dorel France | CONVERTIBLE SUPPORT BETWEEN AN EXTENDED POSITION AND AT LEAST ONE SITUATED POSITION FOR CHILDREN'S STROLLER AND CORRESPONDING STROLLER |
| CN106828579B (en) * | 2017-04-06 | 2023-06-16 | 姚福来 | Seat and frame interlocked integrated folding baby stroller |
| JP6923929B2 (en) * | 2018-07-31 | 2021-08-25 | コンビ株式会社 | baby carriage |
| CN109774772A (en) * | 2019-01-31 | 2019-05-21 | 中山市永达儿童用品有限公司 | A kind of perambulator |
| CN211336142U (en) * | 2019-09-26 | 2020-08-25 | 中山市衡焱日用制品有限公司 | Seat assembly of baby carriage |
| CN211252740U (en) * | 2019-12-23 | 2020-08-14 | 河北创力车业有限公司 | Children's shallow seat pocket locking mechanical system |
| CN212125268U (en) * | 2020-04-30 | 2020-12-11 | 昆山捷宝儿童用品有限公司 | Foldable seat pocket structure |
| CN212556462U (en) * | 2020-07-07 | 2021-02-19 | 中山市童博适日用制品有限公司 | Seat-reversing baby stroller |
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2021
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