CN112109792A - Locking device of folding child stroller - Google Patents

Locking device of folding child stroller Download PDF

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Publication number
CN112109792A
CN112109792A CN202011096191.8A CN202011096191A CN112109792A CN 112109792 A CN112109792 A CN 112109792A CN 202011096191 A CN202011096191 A CN 202011096191A CN 112109792 A CN112109792 A CN 112109792A
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China
Prior art keywords
groove
fixedly connected
clamping
shell
locking device
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Application number
CN202011096191.8A
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Chinese (zh)
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CN112109792B (en
Inventor
陈裕盛
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Jiangsu Rongbang Technology Co ltd
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Jiangsu Rongbang Technology Co ltd
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Priority to CN202011096191.8A priority Critical patent/CN112109792B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62BHAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B7/00Carriages for children; Perambulators, e.g. dolls' perambulators
    • B62B7/04Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
    • B62B7/06Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62BHAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B9/00Accessories or details specially adapted for children's carriages or perambulators
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62BHAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B2205/00Hand-propelled vehicles or sledges being foldable or dismountable when not in use
    • B62B2205/20Catches; Locking or releasing an articulation
    • B62B2205/24Catches; Locking or releasing an articulation to hold in the folded position

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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 locking device comprises a shell, wherein the bottom of the shell is provided with a mounting groove, a binding belt is fixedly connected to the bottom of the shell and on the left side of the mounting groove, a magic tape is fixedly connected to the bottom of the shell and at a position corresponding to the binding belt, grooves are formed in two sides of the shell and above the mounting groove, a pin shaft is fixedly connected in each groove, a clamping plate is connected to the outer wall of each pin shaft, a clamping block is fixedly connected to the bottom of each clamping plate, a through groove is formed in the bottom of each groove and at a position corresponding to the corresponding clamping block, a sliding groove is formed in the center of the top of the shell, and the locking device solves the problem that a push rod and a front foot rod are locked together only by a clamping pin after the existing folding child stroller is folded, and the clamping pin is easy to fall off during moving, the push rod and the front foot rod can not be locked.

Description

Locking device of folding child stroller
Technical Field
The invention relates to the technical field of baby strollers, in particular to a locking device of a folding baby stroller.
Background
In the design of the frame structure of the stroller, in order to meet the requirements of the practicability and the carrying convenience of consumers, the frame of the stroller is generally designed to be in a foldable form, so that the stroller is in an open state when in use, and when not in use, the frame can be folded to be folded into a smaller volume so as to be convenient to store or carry.
At present, after the foldable stroller is folded, the push rod and the front foot rod are locked together only by the bayonet lock, and the bayonet lock is easy to fall off during moving and cannot lock the push rod and the front foot rod, so that a locking device of the foldable stroller is needed to solve the problem.
Disclosure of Invention
The present invention is directed to a locking device for a foldable stroller to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme:
a locking device of a folding type baby stroller comprises a shell, wherein a mounting groove is formed in the bottom of the shell, a binding belt is fixedly connected to the bottom of the shell and on the left side of the mounting groove, a magic tape is fixedly connected to the bottom of the shell and at a position corresponding to the binding belt, grooves are formed in two sides of the shell and above the mounting groove, a pin shaft is fixedly connected in each groove, a clamping plate is connected to the outer wall of each pin shaft, a clamping block is fixedly connected to the bottom of each clamping plate, a through groove is formed in the bottom of each groove and at a position corresponding to the clamping block, a sliding groove is formed in the center of the top of the shell, a cover plate is arranged above the shell and at a position corresponding to the sliding groove, inner racks are fixedly connected to two sides of the center of the bottom of each cover plate, gear, the utility model discloses a novel gear box, including pivot outer wall connection, gear groove and splint, the gear groove is just keeping away from gear position department and is connected with outer rack, outer rack is kept away from gear one side and is leading to inslot fixedly connected with locating plate, the locating plate outer wall just corresponds position department at the fixture block and has seted up the draw-in groove, splint bottom just is leading to the equal fixedly connected with torsion spring in the front and the back in groove, the bottom fixedly connected with spring of interior rack, splint are kept away from round pin axle one side fixedly connected with magnet strip, mounting groove inner wall fixedly connected with joint strip, the joint strip bottom is provided with.
Preferably, the shell, the clamping block and the clamping plate are all made of ABS plastic, and the shape of the mounting groove is matched with that of a front foot rod of the baby stroller.
Preferably, the shape of the clamping groove is matched with that of the clamping block, and the shape of the clamping plate is matched with that of the push rod of the baby stroller.
Preferably, the cover plate and the sliding groove and the inner rack and the sliding groove are connected in a sliding manner, and the inner rack and the gear and the outer rack and the gear are connected in a meshing manner.
Preferably, the connection modes of the outer rack and the gear groove and the positioning plate and the through groove are both in sliding connection, and the connection modes of the rotating shaft and the gear and the connecting modes of the pin shaft and the clamping plate are both in rotating connection.
Preferably, the clamping groove and the clamping block and the through groove are connected in a sliding manner, and the length of the magnet strip is matched with that of the clamping plate.
Preferably, the connection rubber strip is made of a pressure-sensitive adhesive, and the sealing film is made of an electrostatic film.
Preferably, the torsion spring and the groove and the spring and the chute are fixedly connected, and the clamping plate and the groove are connected in a sliding manner.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the folding child stroller, the shell, the mounting groove, the clamping plate, the clamping block and the cover plate are arranged, the shell is mounted on a front foot rod of the child stroller, when the folding child stroller is folded, a push rod of the child stroller can press the cover plate, the cover plate moves downwards, the cover plate pushes the inner rack to move downwards, the inner rack drives the outer rack to move upwards through the gear, the outer rack can drive the positioning plate to ascend, the ascending positioning plate can enable the clamping block to be separated from the clamping groove, the torsion spring drives the clamping plate to rotate upwards, the clamping plate can clamp the push rod, the magnet strips on the clamping plate can enable the clamping plate to be tightly adsorbed together, the clamping plate is not easy to separate, the push rod and the front foot rod can be tightly locked together, and the problem that the push rod and the front foot rod cannot be locked together only through the clamping pin when.
2. According to the invention, the shell can be fixed on the front foot rod by arranging the mounting groove, the connecting rubber strip, the binding band and the sealing strip, and the connecting rubber strip and the binding band can prevent the shell from shaking, so that the mounting operation is simple and convenient.
3. According to the invention, the sealing membrane made of the electrostatic membrane is arranged, so that the connecting rubber strip can be sealed by the sealing membrane, dust pollution to the connecting rubber strip in a transportation process is prevented, meanwhile, the sealing membrane made of the electrostatic membrane is adsorbed on the connecting rubber strip by virtue of static electricity, and a user can tear down the sealing membrane more quickly.
Drawings
FIG. 1 is a front cross-sectional view of the present invention;
FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;
FIG. 3 is an enlarged view of the invention at B of FIG. 1;
fig. 4 is a side view of the present invention mounted on a stroller.
In the figure: 1-shell, 2-mounting groove, 3-binding band, 4-magic tape, 5-groove, 6-pin shaft, 7-clamping plate, 8-clamping block, 9-through groove, 10-sliding groove, 11-cover plate, 12-inner rack, 13-gear groove, 14-rotating shaft, 15-gear, 16-outer rack, 17-positioning plate, 18-clamping groove, 19-torsion spring, 20-spring, 21-magnet strip, 22-connecting rubber strip and 23-sealing membrane.
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 embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution:
a locking device of a folding type children cart comprises a shell 1, wherein the shell 1, a clamping block 8 and a clamping plate 7 are all made of ABS (acrylonitrile butadiene styrene) plastics, the shape of a mounting groove 2 is matched with that of a front foot rod of the children cart, the shell 1 made of the ABS plastics is firm and durable, the service life is long, the bottom of the shell 1 is provided with the mounting groove 2, the bottom of the shell 1 is fixedly connected with a binding belt 3 on the left side of the mounting groove 2, the bottom of the shell 1 is fixedly connected with a magic tape 4 at a position corresponding to the binding belt 3, two sides of the shell 1 are provided with grooves 5 above the mounting groove 2, pin shafts 6 are fixedly connected in the grooves 5, the outer walls of the pin shafts 6 are connected with the clamping plate 7, the bottom of the clamping plate 7 is fixedly connected with the clamping block 8, the bottoms of the grooves 5 are provided with through grooves 9 at positions corresponding to the clamping block 8, the cover plate 11 is connected with the sliding chute 10 in a sliding manner, the inner rack 12 is connected with the gear 15 in a meshing manner, the outer rack 16 is connected with the gear 15 in a sliding manner, the inner rack 12 is fixedly connected with two sides of the center of the bottom of the cover plate 11, gear grooves 13 are formed in two sides of the sliding chute 10 and at positions corresponding to the inner rack 12, rotating shafts 14 are fixedly connected with the gear 13 in the gear grooves 13, the outer walls of the rotating shafts 14 are connected with the gear 15, the outer racks 16 are connected with the gear grooves 13 and at positions far away from the gear 15 in the gear grooves 13, the outer racks 16 are connected with the gear grooves 13 in a sliding manner, the positioning plates 17 are connected with the through grooves 9 in a sliding manner, the rotating shafts 14 are connected with the gear 15 and the pin shaft 6 is connected with the clamping plate 7 in a rotating manner, the positioning plates 17 are fixedly connected with the outer racks 16 and at positions far away, the connecting modes of the clamping groove 18 and the clamping block 8 and the connecting modes of the clamping block 8 and the through groove 9 are both in sliding connection, the length of the magnet strip 21 is matched with the length of the clamping plate 7, the shape of the clamping groove 18 is matched with the shape of the clamping block 8, the shape of the clamping plate 7 is matched with the shape of the push rod of the children cart, the bottom of the clamping plate 7 is fixedly connected with a torsion spring 19 on the front surface and the back surface of the through groove 9, the torsion spring 19 is fixedly connected with the groove 5 and the spring 20 is connected with the sliding groove 10, the clamping plate 7 is connected with the groove 5 in a sliding manner, the spring 20 is fixedly connected with the bottom of the inner rack 12, one side of the clamping plate 7 away from the pin shaft 6 is fixedly connected with the magnet strip 21, the inner wall of the mounting groove 2 is fixedly connected with a connecting rubber strip 22, the connecting rubber strip 22 is made of pressure, the user can tear off the sealing film 23 conveniently, and the sealing film 23 is arranged at the bottom of the connecting rubber strip 22.
The working process of the invention is as follows: when the folding child stroller is used, the sealing film 23 is torn off, the mounting groove 2 of the shell 1 is aligned to the front foot rod of the child stroller, the shell 1 is pushed to enable the shell 1 to be tightly attached to the front foot rod of the child stroller, the connecting rubber strip 22 can be adhered to the front foot rod of the child stroller, the binding band 3 is pulled to be adhered to the magic tape 4, the connecting rubber strip 22 and the binding band 3 fix the shell 1 on the front foot rod of the child stroller, a user starts to fold the child stroller, the push rod of the child stroller can rotate downwards, the push rod can press the cover plate 11, the cover plate 11 pushes the inner rack 12 to move downwards, the inner rack 12 drives the gear 15 to rotate, the rotating gear 15 can drive the positioning plate 17 to ascend through the outer rack 16, the clamping groove 18 in the positioning plate 17 can move upwards, the clamping groove 18 does not block the clamping block 8 any more, the torsion spring 19 can push the clamping plate 7 to rotate upwards, the clamping plate 7, thereby be in the same place preceding foot pole and push rod lock, when the needs equipment children's shallow, pulling splint 7, splint 7 antiport, splint 7 drives fixture block 8 and gets into logical inslot 9, the pulling push rod, the push rod outwards removes, the apron 11 is no longer pushed down to the push rod, rack 12 rises in spring 20 can promote, internal rack 12 can drive gear 15 antiport, gear 15 drives locating plate 17 through outer rack 16 and moves down, fixture block 8 gets into the draw-in groove 18 in locating plate 17 again, fixture block 8 is blocked again to draw-in groove 18.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. A locking device of a folding stroller, comprising a housing (1), characterized in that: the bottom of the shell (1) is provided with a mounting groove (2), the bottom of the shell (1) is fixedly connected with a binding belt (3) on the left side of the mounting groove (2), the bottom of the shell (1) is fixedly connected with a magic tape (4) at a position corresponding to the binding belt (3), grooves (5) are formed in two sides of the shell (1) and above the mounting groove (2), a pin shaft (6) is fixedly connected in each groove (5), the outer wall of the pin shaft (6) is connected with a clamping plate (7), a clamping block (8) is fixedly connected at the bottom of the clamping plate (7), a through groove (9) is formed in the bottom of each groove (5) at a position corresponding to the clamping block (8), a sliding groove (10) is formed in the center of the top of the shell (1), a cover plate (11) is arranged above the shell (1) at a position corresponding to the sliding groove (10), inner racks (12) are fixedly connected, the two sides of the sliding groove (10) are provided with gear grooves (13) at positions corresponding to the inner rack (12), the gear grooves (13) are internally and fixedly connected with rotating shafts (14), the outer walls of the rotating shafts (14) are connected with gears (15), the gear grooves (13) are internally and fixedly connected with outer racks (16) at positions away from the gears (15), the outer racks (16) are far away from one sides of the gears (15) and fixedly connected with positioning plates (17) in the through grooves (9), the outer walls of the positioning plates (17) are provided with clamping grooves (18) at positions corresponding to the clamping blocks (8), the bottoms of the clamping plates (7) are fixedly connected with torsion springs (19) at the front and the back of the through grooves (9), the bottoms of the inner racks (12) are fixedly connected with springs (20), the clamping plates (7) are far away from one sides of the hinge pins (6), and the inner walls of the mounting grooves (2) are fixedly connected with connecting, and a sealing film (23) is arranged at the bottom of the connecting rubber strip (22).
2. A locking device for a foldable stroller according to claim 1, wherein: the shell (1), the clamping blocks (8) and the clamping plates (7) are made of ABS plastic, and the shape of the mounting groove (2) is matched with that of a front foot rod of the baby stroller.
3. A locking device for a foldable stroller according to claim 1, wherein: the shape of the clamping groove (18) is matched with that of the clamping block (8), and the shape of the clamping plate (7) is matched with that of a push rod of the baby stroller.
4. A locking device for a foldable stroller according to claim 1, wherein: the cover plate (11) is connected with the sliding groove (10) in a sliding mode, the inner rack (12) is connected with the sliding groove (10) in a sliding mode, and the inner rack (12) is connected with the gear (15) in a meshing mode, and the outer rack (16) is connected with the gear (15) in a meshing mode.
5. A locking device for a foldable stroller according to claim 1, wherein: the outer rack (16) is connected with the gear groove (13) in a sliding manner, the positioning plate (17) is connected with the through groove (9) in a sliding manner, and the rotating shaft (14) is connected with the gear (15) in a rotating manner, and the pin shaft (6) is connected with the clamping plate (7) in a rotating manner.
6. A locking device for a foldable stroller according to claim 1, wherein: the clamping groove (18) and the clamping block (8) and the through groove (9) are connected in a sliding mode, and the length of the magnet strip (21) is matched with that of the clamping plate (7).
7. A locking device for a foldable stroller according to claim 1, wherein: the connecting rubber strip (22) is made of pressure-sensitive adhesive, and the sealing film (23) is made of electrostatic film.
8. A locking device for a foldable stroller according to claim 1, wherein: the torsion spring (19) and the groove (5) and the spring (20) and the sliding groove (10) are fixedly connected, and the clamping plate (7) and the groove (5) are connected in a sliding manner.
CN202011096191.8A 2020-10-14 2020-10-14 Locking device of folding type children's barrow Active CN112109792B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011096191.8A CN112109792B (en) 2020-10-14 2020-10-14 Locking device of folding type children's barrow

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011096191.8A CN112109792B (en) 2020-10-14 2020-10-14 Locking device of folding type children's barrow

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CN112109792A true CN112109792A (en) 2020-12-22
CN112109792B CN112109792B (en) 2024-07-23

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1894810A2 (en) * 2006-09-04 2008-03-05 Petite Star Products Limited Folding baby carriage
US20130156490A1 (en) * 2011-12-18 2013-06-20 Graco Children's Products Inc. Fold Latch and Fold Joint for a Stroller
CN106428183A (en) * 2016-06-01 2017-02-22 浙江晨辉婴宝儿童用品有限公司 Baby carriage, push levers thereof and push lever folding method
CN208915230U (en) * 2018-07-18 2019-05-31 绍兴上虞日星五金制品有限公司 The baby carriage that preceding handle interlocked folds
CN213228823U (en) * 2020-10-14 2021-05-18 江苏荣邦科技股份有限公司 Locking device of folding child stroller

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1894810A2 (en) * 2006-09-04 2008-03-05 Petite Star Products Limited Folding baby carriage
US20130156490A1 (en) * 2011-12-18 2013-06-20 Graco Children's Products Inc. Fold Latch and Fold Joint for a Stroller
CN106428183A (en) * 2016-06-01 2017-02-22 浙江晨辉婴宝儿童用品有限公司 Baby carriage, push levers thereof and push lever folding method
CN208915230U (en) * 2018-07-18 2019-05-31 绍兴上虞日星五金制品有限公司 The baby carriage that preceding handle interlocked folds
CN213228823U (en) * 2020-10-14 2021-05-18 江苏荣邦科技股份有限公司 Locking device of folding child stroller

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CN112109792B (en) 2024-07-23

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