CN114834519A - Foldable seat and baby carriage with same - Google Patents
Foldable seat and baby carriage with same Download PDFInfo
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- CN114834519A CN114834519A CN202110149679.0A CN202110149679A CN114834519A CN 114834519 A CN114834519 A CN 114834519A CN 202110149679 A CN202110149679 A CN 202110149679A CN 114834519 A CN114834519 A CN 114834519A
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- 238000013016 damping Methods 0.000 claims abstract description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 24
- 229910052742 iron Inorganic materials 0.000 claims description 12
- 238000009434 installation Methods 0.000 claims description 9
- 230000007704 transition Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 abstract description 4
- 238000000576 coating method Methods 0.000 abstract description 4
- 210000003128 head Anatomy 0.000 description 7
- 210000001217 buttock Anatomy 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 210000000887 face Anatomy 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000000638 stimulation Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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Classifications
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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
- B62B7/083—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 the wheel axes being moved from each other during folding
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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
- B62B9/102—Perambulator bodies; Equipment therefor characterized by details of the seat
-
- 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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The invention discloses a foldable seat and a baby carriage with the same, wherein the foldable seat comprises a seat base, a backrest, front armrests and a crotch guard; a baby carriage comprises a frame, a front wheel assembly arranged at the front part of the frame, a rear wheel assembly arranged at the rear part of the frame, a locking folding push rod and the foldable seat; the invention designs a foldable seat and a baby carriage with the same, a certain coating is formed by arranging a hip flange and a body flange, so that children feel more comfortable, the foldable seat is structurally arranged, the seat is convenient to fold, the seat is tightly folded, and the occupied space is small; the baby carriage can be folded integrally, is convenient to carry, is convenient to disassemble, assemble and use, has a damping design, makes children more comfortable, and is high in safety because the rear wheels are provided with the brake devices.
Description
Technical Field
The invention relates to the technical field of design of children products, in particular to a child trolley, and specifically relates to a foldable seat and a baby carrier with the same.
Background
Baby strollers have been originated in europe for over three hundred years, but have been in the past for over ten years in china, which has become the largest country of baby carriage manufacture in the world, and foreign vehicles, which are forbidden due to substandard safety, flood the domestic market and threaten the safety of babies at any time. By 2013, the carts on the market can be roughly divided into two types, namely luxurious carts (full-lying and half-lying) suitable for being used at home and for long time when going out and portable carts (also called umbrella carts) emphasizing light and suitable for frequent going out. Another tricycle, which is used outdoors and has a large tire (such as an inflatable tire of a bicycle) for a baby to run, is provided.
In the prior art, the stroller has various structures, and generally includes a frame having an unfolded state and a folded state, a wheel assembly disposed at the bottom of the frame, and a locking mechanism for locking the frame in the unfolded state. At present, some stroller are directly provided with a seat rod and other rod members on a frame to form a seat, and some stroller are provided with a seat bag in an grafting and mounting manner. In any way, when the existing stroller is folded, the rods of the stroller frame cannot be tightly folded due to the seat, so that the stroller frame is overlarge in size and not flat and compact enough after being folded.
Therefore, it is an urgent need to solve the problems of the prior art to provide a foldable seat with a simple structure and a stroller with a small volume and convenient folding.
Disclosure of Invention
In view of this, a seat that simple structure can be folded and whole folding convenient and small, the bassinet that facilitates the use, the security is good.
In order to achieve the purpose, the invention adopts the following technical scheme: a foldable seat comprises a seat base, a backrest, front armrests and a crotch guard;
the edges of two sides of the seat base are in arc transition and extend upwards to form a hip flange for wrapping the hip;
the edges of two sides of the backrest are in arc transition and extend upwards to form body flanges for wrapping a body; the lower end of the body flange is rotatably connected with the rear end of the hip flange through an angle adjusting device;
the front handrail is a U-shaped round rod with an opening facing the backrest, a C-shaped hoop is arranged at the end part of the opening end of the front handrail, a cylindrical clamping column is arranged at the lower end of the body flange and the upper end of the hip flange of the body flange, and the C-shaped hoop is clamped and embedded on the clamping column;
the middle of the front part of the seat base is provided with an upward convex installation groove, the crotch guard is T-shaped, the transverse section is arranged in the installation groove and is movably connected, and the vertical section is hinged with the front handrail.
The invention relates to a foldable seat, which is provided with a hip flange and a body flange, so that the body and the hip of a child can be completely accommodated in the seat to form a certain coating, the child can use the seat more comfortably and has a certain protection property, and the seat is integrally foldable and convenient and fast to store.
The backrest is characterized by further comprising a headrest, the headrest is arranged at the upper end of the backrest, a connecting piece is arranged on the rear side of the headrest, and the connecting piece is detachably connected with the backrest; the novel headrest is characterized by further comprising a curtain shielding frame, wherein the curtain shielding frame is a U-shaped thin round rod with an opening facing the headrest, the length of the curtain shielding frame is larger than that of the front armrest, and the curtain shielding frame is hinged to the upper end of the headrest.
The headrest is arranged, so that the child seat is convenient to use, the head of the child forms support, the child seat is more comfortable, the curtain shielding frame is arranged, the whole child seat area can be shielded by installing the curtain shielding frame, direct sunlight is prevented, and stimulation to eyes of the child is reduced.
The front handrail locking device comprises a locking spring and a locking rod, one end of the locking spring is fixed in the front handrail, the locking rod is fixed to the other end of the locking spring, the other end of the locking rod extends out of the front handrail and extends to the opening end of the C-shaped hoop to be clamped and embedded into the cylindrical clamping column, and a power-assisted switch is arranged at the lower end of the locking rod.
The front handrail and the backrest can be locked by the front handrail locking device, so that the structure of the front handrail and the backrest is more stable, the front handrail and the backrest are convenient to disassemble and assemble, children can conveniently go in and go out, the locking rod can be opened by shifting the power switch to the direction far away from the C-shaped hoop when the front handrail locking device is used, the disassembly and the assembly of the front handrail are realized, and the front handrail locking device is convenient to use, safe and reliable.
Further, the angle adjusting device comprises a first fixing card box fixed at the rear end of the hip flange, a second fixing card box fixed at the rear end of the body flange, an adjusting gear and an adjusting block;
the adjusting gear rotates and sets up first fixed card box with between the fixed card box of second, first fixed card box with the inside of the fixed card box of second has respectively with adjusting gear complex internal tooth, the regulating block with adjusting gear transmission is connected.
The angle adjusting device can be used for adjusting the angle of the backrest, and the included angle between the backrest and the seat base is adjusted to 90-120 degrees, so that children can sit more comfortably for a long time.
A baby carriage comprises a frame, a front wheel assembly arranged at the front part of the frame, a rear wheel assembly arranged at the rear part of the frame, a locking folding push rod and the foldable seat;
the frame comprises a front support rod, a rear support rod and a seat frame; the upper end of the front supporting rod is provided with a hinged piece, the hinged piece is arranged on two sides of the lower end of the locking folding push rod, the rear supporting rod is splayed, the upper end of the rear supporting rod is arranged on two sides of the hinged piece, and the hinged piece is rotatably connected with the upper end of the rear supporting rod and the lower end of the locking folding push rod around the same rotating central shaft;
seat frame one end articulates the articulated elements upper end, the articulated pole setting of the other end, the pole setting other end with the front strut is articulated, seat frame upper end sets up a carousel, but folding seat fixes on the carousel, the carousel has the forward fixed state of back orientation the place ahead and the reverse fixed state of back orientation rear.
Furthermore, the locking folding push rod comprises a push rod, an unlocking rod and a lock head;
the push rod is T-shaped, the transverse section is a handle, one end of the vertical section is fixedly connected with the transverse section, the other end of the vertical section penetrates through the inside of the unlocking rod, and a clamp is arranged at the connection position;
the lock head comprises a lock shell, a spring and a lock pin; the lock shell with unblock pole fixed connection, and from being close to one side of unblock pole is to the one side of keeping away from has seted up the semicircle draw-in groove, the semicircle draw-in groove is close to the unblock pole is followed the unblock pole is upwards seted up and is locked the inslot, the lock nail is located inside and one end inlay card of unblock pole in the one end of semicircle draw-in groove is kept away from to the spring, and is equipped with horizontal locking lever, horizontal locking lever is in the spring quilt the push rod promotes when the lock nail compresses, follow the semicircle draw-in groove rotates, and makes the folding push rod of locking and back branch can to the front strut rotates.
When the folding baby carriage is used, the push rod is released to press downwards to abut against the unlocking rod to move downwards, the transverse locking rod is pushed to be separated from the clamping groove, the transverse locking rod can rotate along the semi-circular clamping groove, and then the integral folding is completed.
Furthermore, the front wheel assembly comprises two front wheels, a front wheel bracket and a quick release device;
the front wheel bracket is fixedly connected with the front supporting rod, a front wheel vertical shaft is arranged at the upper end of the front wheel, and a damping spring is arranged between the front wheel vertical shaft and the front wheel; vertical shaft grooves are formed in two ends of the front wheel bracket, and the two front wheels are inserted into the vertical shaft grooves through the front wheel vertical shafts; the quick release device comprises a quick release spring and a quick release iron sheet, the quick release spring is arranged at the side end of the vertical shaft groove, the quick release iron sheet is L-shaped, a clamping groove is formed in the vertical shaft of the front wheel, one end of the quick release iron sheet is fixedly connected with the quick release spring, and the other end of the quick release iron sheet is inserted into the vertical shaft groove and clamped and embedded in the clamping groove.
Furthermore, the rear wheel assembly comprises two rear wheels, a connecting rod and a brake device;
the two rear wheels are respectively arranged at two ends of the connecting rod and fixed, and the lower end of the rear supporting rod is rotatably connected with the connecting rod; the brake device comprises a brake pedal, a lock fork spring, a lock fork, a shifting piece and a shifting piece spring;
one side, opposite to the two rear wheels, of the shifting piece is provided with a locking hole at the peripheral side of the connecting rod, the shifting piece is provided with a reverse sliding surface along the rotating direction of the rear wheels, the sliding surface is spirally arranged along the circumferential direction with the rotating axis of the connecting rod as the center of a circle, the shifting piece is sleeved on the connecting rod and is fixed with one end of a shifting piece spring, the other end of the shifting piece spring is sleeved on the connecting rod and is fixed by a pin, one end of the lock fork is abutted against the sliding surface, the other end of the lock fork is penetrated through the lock fork spring, corresponds to the locking hole, one end of the lock fork spring, far away from the locking hole, is fixed with the lock fork spring, and the lock fork spring is fixed at the side end of the connecting rod by a spring cap; the brake pedal is fixed on the connecting rod, and a pedal surface is arranged at the upper end of the brake pedal.
When the invention is used, a person can step on the brake pedal to rotate the connecting rod in a standing state, so as to drive the sliding surface to rotate, and the sliding surface pushes the lock fork to extend out of the locking hole and be inserted into the locking hole to realize braking. When the brake is released, the brake pedal is stepped back by feet to enable the connecting rod to rotate reversely, the force of the sliding surface on the lock fork is cancelled, the lock fork rebounds under the action of the lock fork spring, the brake is released, and the brake is convenient and fast to use. The function of the toggle spring is that, when the lock fork does not enter the locking hole, the sliding surface slides inwards to prevent the lock fork 303 from being damaged, and in actual installation, the elasticity of the toggle spring is larger than that of the lock fork spring.
Further, the bicycle comprises a pedal plate, wherein the pedal plate comprises a front pedal and a rear pedal;
the front pedal is fixed on the front supporting rod, and the rear pedal is fixed on the outer side of the rear supporting rod.
Further, a handle is included and is secured to the hinge member and positioned between the foldable and locked folding push rods.
The invention designs a foldable seat and a baby carriage with the same, the body and the buttocks of a child are completely accommodated by arranging the buttocks flange and the body flange to form a certain coating, so that the child is more comfortable, and the foldable seat is convenient to fold due to the structural arrangement, so that the seat is tightly folded, and the occupied space is small; the baby carriage can be folded integrally, is convenient to use and carry, the front wheels are convenient to disassemble, assemble and use, the damping design is adopted, so that children feel more comfortable, and the rear wheels are provided with the brake devices, so that the safety is high.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic view of a foldable seat of the present invention;
FIG. 2 is a schematic view of the side connection structure of the front arm rest of a foldable seat according to the present invention;
FIG. 3 is a schematic view of an angle adjustment mechanism of a foldable seat of the present invention;
FIG. 4 is a schematic view of a forward mounting arrangement for a stroller seat according to the present invention;
FIG. 5 is a schematic view of a reverse mount for a stroller seat according to the present invention;
FIG. 6 is a schematic view of a folded stroller in accordance with the present invention;
FIG. 7 is a schematic cross-sectional view of a middle portion of a stroller in accordance with the present invention;
FIG. 8 is an enlarged view of portion A of the stroller of the present invention;
FIG. 9 is a schematic cross-sectional view of a front wheel assembly of a stroller in accordance with the present invention;
FIG. 10 is a schematic cross-sectional view of a rear wheel assembly of a stroller in accordance with the present invention;
wherein in the figure: 1 is a seat base; 11 is a hip flange; 2 is a backrest; 21 is a body flange; 22 is a cylindrical clamping column; 3 is a front armrest; 31 is a C-shaped hoop; 01 is a front armrest locking device; 011 is a locking spring; 012 is a locking lever; 013 is a power switch; 4, protecting the crotch; 5 is a headrest; 6 is a curtain shielding frame; 7 is an angle adjusting device; 71 is a first fixed card box; 72 is a second fixed card box; 73 is an adjusting gear; 74 is a regulating block; 8 is a frame; 81 is a front supporting rod; 811 is a hinge; 82 is a rear support rod; 83 is a seat frame; 9 is a front wheel component; 91 is a front wheel; 92 is a front wheel bracket; 93 is a quick release device; 931 is a quick release spring; 932 is a quick-release iron sheet; 933 is a front wheel vertical shaft; 101 is a locking folding push rod; 1011 is a push rod; 1012 is an unlocking rod; 1013 is a lock head; 102 is a lock case; 103 is a spring; 104 is a locking nail; 10 is a rear wheel assembly; 100 is a rear wheel; 200 is a connecting rod; 300 is a brake device; 301 is a brake pedal; 302 is a lock fork spring; 303 is a lock fork; 304 is a toggle piece; 305 is a toggle spring; 3041 it is a glide plane; 1001 is a locking hole; 400 is a pedal; 401 is a front pedal; 402 is a rear pedal; 500 is a handle.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper end", "lower end", "inside", "outside", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 and 3: a foldable seat comprises a seat base 1, a backrest 2, front armrests 3 and a crotch guard 4;
two side edges of the seat base 1 are in arc transition and extend upwards to form a hip flange 11 for wrapping the hip;
the edges of two sides of the backrest 2 are in arc transition and extend upwards to form body flanges 21 for wrapping the body; the lower end of the body flange 21 is rotatably connected with the rear end of the hip flange 11 through an angle adjusting device 7;
the front handrail 3 is a U-shaped round rod with an opening facing the backrest 2, a C-shaped hoop 31 is arranged at the end part of the opening end of the front handrail 3, a cylindrical clamping column 22 is arranged at the lower end of the body flange 21 and the upper end of the hip flange 11 of the body flange 21, and the C-shaped hoop 31 is clamped and embedded on the clamping column 22;
the middle of the front part of the seat base 1 is provided with an upward convex installation groove, the crotch guard 4 is T-shaped, the transverse section is arranged in the installation groove and is movably connected, and the vertical section is hinged with the front handrail 3.
The heel parts of the crotch guard 4 are all designed to be cylindrical or arc-shaped in specific implementation, and the smooth transition arrangement can effectively avoid the injury to children and is more comfortable.
This embodiment is a foldable seat, sets up buttock flange 11 and health flange 21 and makes children's health and buttock hold into completely, forms certain cladding, makes children use more comfortable, and has certain protectiveness, and the seat is whole collapsible, accomodates convenient.
In this embodiment, the headrest 5 is further included, the headrest 5 is arranged at the upper end of the backrest 2, a connecting piece 51 is arranged at the rear side of the headrest 5, and the connecting piece 51 is detachably connected with the backrest 2.
In this embodiment, the curtain rod further comprises a curtain rod 6, wherein the curtain rod 6 is a U-shaped thin round rod with an opening facing the headrest 5, is longer than the front armrest 3, and is hinged to the upper end of the headrest 5.
This embodiment sets up headrest 5 and makes children convenient to use, and the head forms the support, and is more comfortable, and sets up and hides curtain frame 6, installs and hides the curtain and can shelter from whole children's seat region, prevents that sunshine from penetrating directly, reduces the stimulation to children's eye.
In this embodiment, the front armrest locking device 01 further includes a front armrest locking device 01, where the front armrest locking device 01 includes a locking spring 011 fixed at one end inside the front armrest 3 and a locking lever 012 fixed with the other end of the locking spring 011, the other end of the locking lever 012 extends out of the front armrest 3 and extends to the opening end of the C-shaped clamp 31 to be inserted into the cylindrical clamping column 22, and the lower end of the locking lever 012 is provided with an assist switch 013.
Handrail 3 and back 2 lock before handrail locking device 01 can be utilized to this embodiment, make its structure more stable, and the dismouting of being convenient for makes things convenient for children's business turn over, and helping hand switch 013 will lock the pole 012 with locking lever to keeping away from C type clamp 31 direction when utilizing the use and stir and can open, realizes the dismouting of preceding handrail 3, and it is convenient to use, safe and reliable.
In this embodiment, the angle adjusting means 7 includes a first fixing clip 71 fixed to the rear end of the hip flange 11, a second fixing clip 72 fixed to the rear end of the body flange 21, an adjusting gear 73, and an adjusting block 74;
the adjusting gear 73 is rotatably arranged between the first fixed clamping box 71 and the second fixed clamping box 72, the inner parts of the first fixed clamping box 71 and the second fixed clamping box 72 are respectively provided with inner teeth matched with the adjusting gear 73, and the adjusting block 74 is in transmission connection with the adjusting gear 73.
The angle adjusting device 7 can be used for adjusting the angle of the backrest 2, and the included angle between the backrest 2 and the seat base 1 is adjusted to 90-120 degrees, so that children can sit more comfortably for a long time.
As shown in fig. 4-10, a baby carriage comprises a frame 8, a front wheel assembly 9 arranged at the front part of the frame 8, a rear wheel assembly 10 arranged at the rear part of the frame 8, a locking folding push rod 101 and the foldable seat;
the frame 8 includes a front stay 81, a rear stay 82, and a seat frame 83; the upper end of the front supporting rod 81 is provided with a hinge 811, the hinge 811 is arranged on two sides of the lower end of the locking folding push rod 101, the rear supporting rod 82 is splayed, the upper end of the rear supporting rod 82 is arranged on two sides of the hinge 811, and the hinge 811 is rotatably connected with the upper end of the rear supporting rod 82 and the lower end of the locking folding push rod 101 around the same rotating central shaft;
one end of the seat frame 83 is hinged at the upper end of the hinge member 811, the other end of the seat frame 83 is hinged with a vertical rod 84, the other end of the vertical rod 84 is hinged with the front support rod 81, the upper end of the seat frame 83 is provided with a turntable, the foldable seat is fixed on the turntable, and the turntable has a forward fixed state that the backrest 2 faces forward and a reverse fixed state that the backrest 2 faces backward.
In this embodiment, the locking folding push rod 101 includes a push rod 1011, an unlocking rod 1012, and a lock head 1013;
the push rod 1011 is T-shaped, the transverse section is a handle, one end of the vertical section is fixedly connected with the transverse section, the other end of the vertical section penetrates through the inside of the unlocking rod 1012, and a clamp is arranged at the connection position;
the lock head 1013 includes a lock case 102, a spring 103, and a lock pin 104; lock shell 102 and unblock pole 1012 fixed connection, and from the one side of being close to unblock pole 1012 to keeping away from one side seted up the semicircle draw-in groove, the semicircle draw-in groove is close to unblock pole 1012 and upwards offers locking groove along unblock pole 1012, spring 103 locates locking inslot, lock nail 104 is located inside and the one end inlay card of unblock pole 1012 and is kept away from the one end of semicircle draw-in groove in spring 103, and be equipped with horizontal locking lever, horizontal locking lever is followed the semicircle draw-in groove and is rotated when spring 103 is promoted lock nail 104 compression by push rod 1011, and make the folding push rod 101 of locking and back branch 82 rotate to branch 81 forward.
When the folding baby carriage is used, the push rod 1011 is released and is pressed downwards to abut against the unlocking rod 1012 to move downwards, the transverse locking rod is pushed to be separated from the clamping groove, the transverse locking rod can rotate along the semicircular arc clamping groove, and then integral folding is completed, the folding baby carriage can also be folded, integral folding of the whole baby carriage is completed, when the folding baby carriage is recovered, only the folding push rod 101 needs to be locked to rotate reversely, after the transverse locking rod rotates to a position, the transverse locking rod automatically jumps in and then is locked under the action of the spring 103, and unfolding is completed, so that the folding baby carriage is convenient to use.
In this embodiment, the front wheel assembly 9 includes two front wheels 91, a front wheel bracket 92 and a quick release device 93;
the front wheel bracket 92 is fixedly connected with the front support rod 81, a front wheel vertical shaft 933 is arranged at the upper end of the front wheel 91, and a damping spring is arranged between the front wheel vertical shaft 933 and the front wheel 91; two ends of the front wheel bracket 92 are provided with vertical shaft grooves, and the two front wheels 91 are inserted into the vertical shaft grooves through front wheel vertical shafts 933; the quick release device 93 comprises a quick release spring 931 and a quick release iron sheet 932, the quick release spring 931 is arranged at the side end of the vertical shaft groove, the quick release iron sheet 932 is L-shaped, a clamping groove is formed in a front wheel vertical shaft 933, one end of the quick release iron sheet 932 is fixedly connected with the quick release spring 931, and the other end of the quick release iron sheet 932 is inserted into the vertical shaft groove and clamped and embedded in the clamping groove.
In this embodiment, the rear wheel assembly 10 includes two rear wheels 100, a link 200, and a brake 300;
the two rear wheels 100 are respectively arranged at the two ends of the connecting rod 200 and fixed, and the lower end of the rear support rod 82 is rotatably connected with the connecting rod 200; the brake device 300 includes a brake pedal 301, a lock fork spring 302, a lock fork 303, a toggle member 304, and a toggle member spring 305;
the opposite sides of the two rear wheels 100 are provided with locking holes 1001 on the periphery of the connecting rod 200, the toggle member 304 is provided with a reverse sliding surface 3041 along the rotating direction of the rear wheels 100, the sliding surface 3041 is spirally arranged along the circumferential direction with the rotating axis of the connecting rod 200 as the center of a circle, the toggle member 304 is sleeved on the connecting rod 200 and is fixed with one end of a toggle member spring 305, the other end of the toggle member spring 305 is sleeved on the connecting rod 200 and is fixed by a pin, one end of a lock fork 303 props against the sliding surface 3041, the other end penetrates through the lock fork spring 302 and is fixed with the lock fork spring 302 corresponding to the locking hole 1001 and the end far away from the locking hole 101, and the lock fork spring 302 is fixed at the side end of the connecting rod 200 by a spring cap; the brake pedal 301 is fixed on the connecting rod 200, and the upper end is provided with a pedal surface.
When the brake pedal is used, a person can step on the brake pedal 301 to rotate the connecting rod 200 in a standing state, so as to drive the sliding surface 3041 to rotate, and the sliding surface 3041 pushes the lock fork 303 to extend out of the locking hole 1001 and insert into the locking hole 1001 to realize braking. When the brake is released, the brake pedal 301 is stepped back by feet to enable the connecting rod 200 to rotate reversely, the force on the lock fork is cancelled by the sliding surface 3041, the lock fork 303 rebounds under the action of the lock fork spring 302, the brake is released, and the brake is convenient and fast to use.
The driver spring 305 has a function of preventing the lock fork 303 from being damaged by sliding the sliding surface 3041 inward in a state where the lock fork 303 does not enter the lock hole 1001, and in actual installation, the elasticity of the driver spring 305 is larger than that of the lock fork spring 302.
In this embodiment, the pedal 400 is further included, and the pedal 400 includes a front pedal 401 and a rear pedal 402;
the front pedal 401 is fixed to the front strut 81, and the rear pedal 402 is fixed to the outside of the rear strut 82.
In this embodiment, a handle 500 is further included, the handle 500 being secured to the hinge 811 and positioned between the foldable and lockable folding pusher 101.
More specifically, the tread surface, the front pedal 401 and the rear pedal 402 are provided with anti-skid lines.
The invention designs a foldable seat and a baby carriage with the same, the body and the buttocks of a child are completely accommodated by arranging the buttocks flange 11 and the body flange 21 to form a certain coating, so that the child is more comfortable, and the foldable seat is convenient to fold due to the structural arrangement, so that the seat is tightly folded, and the occupied space is small; the baby carriage can be folded integrally, is convenient to use and carry, the front wheels are convenient to disassemble, assemble and use, the damping design is adopted, so that children feel more comfortable, and the rear wheels are provided with the brake devices, so that the safety is high.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present embodiments. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the embodiments.
Thus, the present embodiments are not intended to be limited to the embodiments shown herein but are to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A foldable seat is characterized by comprising
The seat comprises a seat base (1), wherein edges of two sides of the seat base (1) are in arc transition and extend upwards to form a hip flange (11) for wrapping the hip;
the backrest (2), the two side edges of the backrest (2) are in circular arc transition and extend upwards to form body flanges (21) for wrapping the body; the lower end of the body flange (21) is rotatably connected with the rear end of the hip flange (11) through an angle adjusting device (7);
the front armrest (3) is a U-shaped round rod with an opening facing the backrest (2), a C-shaped clamp (31) is arranged at the end part of the opening end of the front armrest (3), a cylindrical clamping column (22) is arranged at the lower end of the body flange (21) and the upper end of the hip flange (11) of the body flange (21), and the C-shaped clamp (31) is clamped and embedded on the clamping column (22);
the seat comprises a seat base (1), a crotch guard (4), wherein the middle of the front part of the seat base (1) is provided with an upwards-protruding installation groove, the crotch guard (4) is T-shaped, a transverse section is arranged in the installation groove and movably connected with the installation groove, and a vertical section is hinged with the front handrail (3).
2. The foldable seat according to claim 1, further comprising a headrest (5), wherein the headrest (5) is arranged at the upper end of the backrest (2), a connecting piece (51) is arranged at the rear side of the headrest (5), and the connecting piece (51) is detachably connected with the backrest (2); the novel headrest is characterized by further comprising a curtain shielding frame (6), wherein the curtain shielding frame (6) is a U-shaped thin round rod with an opening facing the headrest (5), the length of the U-shaped thin round rod is larger than that of the front armrest (3), and the U-shaped thin round rod is hinged to the upper end of the headrest (5).
3. The foldable seat according to claim 1, further comprising a front armrest locking device (01), wherein the front armrest locking device (01) comprises a locking spring (011) with one end fixed inside the front armrest (3) and a locking lever (012) fixed with the other end of the locking spring (011), the other end of the locking lever (012) extends out of the front armrest (3) and extends to the open end of the C-shaped clamp (31) to be clamped and embedded in the cylindrical clamping column (22), and the lower end of the locking lever (012) is provided with a power switch (013).
4. A foldable seat and buggy having such a seat according to claim 3, characterized in that the angle adjusting means (7) comprises a first fixing clip (71) fixed to the rear end of the hip flange (11), a second fixing clip (72) fixed to the rear end of the body flange (21), an adjusting gear (73) and an adjusting block (74);
the adjusting gear (73) is rotatably arranged between the first fixed clamping box (71) and the second fixed clamping box (72), the inner teeth matched with the adjusting gear (73) are respectively arranged in the first fixed clamping box (71) and the second fixed clamping box (72), and the adjusting block (74) is in transmission connection with the adjusting gear (73).
5. A buggy, characterized by comprising a frame (8), a front wheel assembly (9) arranged at the front part of the frame (8), a rear wheel assembly (10) arranged at the rear part of the frame (8), a locking folding push rod (101) and a foldable seat as claimed in any one of claims 1-4;
the frame (8) comprises a front support rod (81), a rear support rod (82) and a seat frame (83); the upper end of the front supporting rod (81) is provided with a hinge piece (811), the hinge piece (811) is arranged on two sides of the lower end of the locking folding push rod (101), the rear supporting rod (82) is splayed, the upper end of the rear supporting rod is arranged on two sides of the hinge piece (811), and the hinge piece (811) is rotatably connected with the upper end of the rear supporting rod (82) and the lower end of the locking folding push rod (101) around the same rotating central shaft;
seat frame (83) one end articulates articulated elements (811) upper end, the articulated pole setting (84) of other end, pole setting (84) other end with front strut (81) are articulated, seat frame (83) upper end sets up a carousel, collapsible seat is fixed on the carousel, the carousel has back (2) towards the forward fixed state in the place ahead and back (2) towards the reverse fixed state at rear.
6. A stroller according to claim 5, wherein the fold-locking push rod (101) comprises a push rod (1011), an unlocking rod (1012) and a locking head (1013);
the push rod (1011) is T-shaped, the transverse section is a handle, one end of the vertical section is fixedly connected with the transverse section, the other end of the vertical section penetrates through the inside of the unlocking rod (1012), and a clamp is arranged at the connection position;
the lock head (1013) comprises a lock case (102), a spring (103) and a lock pin (104); lock shell (102) with unblock lever (1012) fixed connection, and from being close to one side of unblock lever (1012) is to the one side of keeping away from has seted up the semicircle draw-in groove, the semicircle draw-in groove is close to unblock lever (1012) are followed unblock lever (1012) upwards are seted up and are locked the inslot, spring (103) are located lock inslot, lock nail (104) are located inside and the one end inlay card of unblock lever (1012) in the one end of semicircle draw-in groove is kept away from in spring (103), and are equipped with horizontal locking lever, horizontal locking lever is in spring (103) quilt push rod (1011) promote during lock nail (104) compression edge the semicircle draw-in groove rotates, and makes locking folding push rod (101) and back branch (82) can be to preceding branch (81) rotate.
7. A stroller according to claim 6, characterized in that said front wheel assembly (9) comprises two front wheels (91), a front wheel support (92) and a quick release means (93);
the front wheel bracket (92) is fixedly connected with the front support rod (81), a front wheel vertical shaft (933) is arranged at the upper end of the front wheel (91), and a damping spring is arranged between the front wheel vertical shaft (933) and the front wheel (91); vertical shaft grooves are formed in two ends of the front wheel support (92), and the two front wheels (91) are inserted into the vertical shaft grooves through the front wheel vertical shafts (933); quick detach device (93) include quick detach spring (931) and quick detach iron sheet (932), quick detach spring (931) are located the upright shaft groove side, quick detach iron sheet (932) are the L type, be equipped with the draw-in groove on front wheel vertical scroll (933), quick detach iron sheet (932) one end with quick detach spring (931) fixed connection, the other end inserts in the upright shaft inslot and inlay card are in the draw-in groove.
8. A stroller according to claim 6, characterized in that said rear wheel assembly (10) comprises two rear wheels (100), a link (200) and a braking device (300);
the two rear wheels (100) are respectively arranged at two ends of the connecting rod (200) to be fixed, and the lower end of the rear supporting rod (82) is rotatably connected with the connecting rod (200); the brake device (300) comprises a brake pedal (301), a lock fork spring (302), a lock fork (303), a shifting piece (304) and a shifting piece spring (305);
a plurality of locking holes (1001) are arranged on the periphery of the connecting rod (200) on one side opposite to the two rear wheels (100), the poking piece (304) is provided with a reverse sliding surface (3041) along the rotation direction of the rear wheel (100), the sliding surface (3041) is spirally arranged along the circumferential direction with the rotating axle center of the connecting rod (200) as the center of a circle, the toggle piece (304) is sleeved on the connecting rod (200) and is fixed with one end of the toggle piece spring (305), the other end of the toggle piece spring (305) is sleeved on the connecting rod (200) and fixed by a pin, one end of the lock fork (303) props against the sliding surface (3041), the other end of the lock fork penetrates through the lock fork spring (302), corresponds to the locking hole (1001) and is fixed with the lock fork spring (302) at the end far away from the locking hole (101), the lock fork spring (302) is fixed at the side end of the connecting rod (200) by a spring cap; the brake pedal (301) is fixed on the connecting rod (200), and a pedal surface is arranged at the upper end of the brake pedal.
9. A stroller according to any of claims 5-8, further comprising a foot pedal (400), wherein the foot pedal (400) comprises a front pedal (401) and a rear pedal (402);
the front pedal (401) is fixed on the front supporting rod (81), and the rear pedal (402) is fixed on the outer side of the rear supporting rod (82).
10. A stroller according to claim 9, further comprising a handle (500), said handle (500) being fixed to said hinge (811) and being located between said foldable and said locking folding push rod (101).
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CN202110149679.0A CN114834519A (en) | 2021-02-02 | 2021-02-02 | Foldable seat and baby carriage with same |
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CN202110149679.0A CN114834519A (en) | 2021-02-02 | 2021-02-02 | Foldable seat and baby carriage with same |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2017210929A1 (en) * | 2016-06-06 | 2017-12-14 | 好孩子儿童用品有限公司 | Stroller |
US20200172142A1 (en) * | 2016-07-12 | 2020-06-04 | Dynamic Motion, Llc | Z-foldable stroller and accessories |
CN211308697U (en) * | 2019-12-16 | 2020-08-21 | 永康市朗鑫工贸有限公司 | Foldable stroller |
CN111891205A (en) * | 2020-08-27 | 2020-11-06 | 江苏小小恐龙儿童用品集团有限公司 | Children's barrow |
CN112278059A (en) * | 2020-12-04 | 2021-01-29 | 中山彤芯日用制品有限公司 | Folding baby carriage |
CN214776128U (en) * | 2021-02-02 | 2021-11-19 | 宁波市英贝儿童用品有限公司 | Foldable seat and baby carriage with same |
-
2021
- 2021-02-02 CN CN202110149679.0A patent/CN114834519A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017210929A1 (en) * | 2016-06-06 | 2017-12-14 | 好孩子儿童用品有限公司 | Stroller |
US20200172142A1 (en) * | 2016-07-12 | 2020-06-04 | Dynamic Motion, Llc | Z-foldable stroller and accessories |
CN211308697U (en) * | 2019-12-16 | 2020-08-21 | 永康市朗鑫工贸有限公司 | Foldable stroller |
CN111891205A (en) * | 2020-08-27 | 2020-11-06 | 江苏小小恐龙儿童用品集团有限公司 | Children's barrow |
CN112278059A (en) * | 2020-12-04 | 2021-01-29 | 中山彤芯日用制品有限公司 | Folding baby carriage |
CN214776128U (en) * | 2021-02-02 | 2021-11-19 | 宁波市英贝儿童用品有限公司 | Foldable seat and baby carriage with same |
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