CN111483510A - Adjustable push handle of baby carriage and baby carriage - Google Patents
Adjustable push handle of baby carriage and baby carriage Download PDFInfo
- Publication number
- CN111483510A CN111483510A CN202010249558.9A CN202010249558A CN111483510A CN 111483510 A CN111483510 A CN 111483510A CN 202010249558 A CN202010249558 A CN 202010249558A CN 111483510 A CN111483510 A CN 111483510A
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- locking
- push handle
- fluted disc
- connecting seat
- handle
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- 230000007246 mechanism Effects 0.000 claims abstract description 44
- 230000009471 action Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
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- 238000005859 coupling reaction Methods 0.000 description 1
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Classifications
-
- 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
- B62B9/20—Handle bars; Handles
-
- 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
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The invention discloses an adjustable push handle of a baby carriage and the baby carriage, the push handle comprises a push handle rod, a locking mechanism for locking the push handle rod relative to the baby carriage, the locking mechanism comprises a connecting seat fixedly arranged on the baby carriage, a locking component which can be arranged on the push handle rod in a relatively sliding way along the axial direction, an elastic piece for driving the locking component to be far away from the connecting seat, and a locking handle which is arranged on the push handle rod and is used for driving the locking component to slide towards the connecting seat, when the use angle of the push handle rod needs to be adjusted, an operator only needs to rotate the locking handle to unlock the locking mechanism in the locking mechanism, then rotates the push handle rod to the required use angle position, and then rotates the locking handle to lock the locking mechanism again, the locking mechanism is locked by matching a plurality of first locking teeth and second locking teeth, the locking of multiple gears can be realized, so that the push handle rod has a plurality of adjustable use angles, different use requirements of users are met. The push handle is simple in structure and convenient to adjust and operate.
Description
Technical Field
The invention relates to an adjustable push handle of a baby carriage and the baby carriage with the same.
Background
In the prior art, the frame of the baby carrier is provided with the push rod and the push handle connected to the push rod for a user to hold and push, when the baby carrier is unfolded for use, the push handle and the push rod are relatively fixed, the push angle of the baby carrier cannot be adjusted mostly, and inconvenience is brought to use.
Disclosure of Invention
The invention aims to provide an adjustable push handle of a baby carriage.
In order to achieve the purpose, the invention adopts the technical scheme that: an adjustable push handle of a baby carriage comprises a push handle rod and a locking mechanism used for locking the push handle rod relative to the baby carriage, wherein the locking mechanism comprises a connecting seat fixedly arranged on the baby carriage, the push handle rod is rotationally connected to the connecting seat, the locking mechanism further comprises a locking assembly which is arranged on the push handle rod in a manner of relatively sliding along the axial direction, the locking assembly comprises a locking fluted disc, a plurality of first locking teeth which are distributed at intervals along the circumferential direction are arranged on the locking fluted disc, second locking teeth which can be meshed with the first locking teeth are arranged on the connecting seat, the locking mechanism has a locking state and an unlocking state, and when the locking mechanism is in the locking state, the first locking teeth are meshed with the second locking teeth; when the locking mechanism is in an unlocking state, the first locking tooth is disengaged from the second locking tooth, the locking mechanism further comprises an elastic piece and a locking handle, the elastic piece is used for driving the locking assembly to be away from the second locking tooth, and the locking handle is arranged on the push handle rod and is used for driving the locking assembly to slide towards the second locking tooth.
Preferably, the locking mechanism further comprises a stop block fixedly connected to the push handle rod, and the locking fluted disc is sleeved on the stop block only in a manner of relatively sliding along the axial direction.
Further, the elastic piece is a spring, and the spring is sleeved on the push handle rod and is abutted between the stop block and the locking fluted disc.
Furthermore, the stop block is provided with a sliding fit part and a rotating fit part which are connected along the axial direction, the sliding fit part is connected with the locking fluted disc in a relatively sliding fit manner, and the rotating fit part is connected with the connecting seat in a relatively rotating fit manner.
Preferably, all of the first locking teeth form a first gear ring on one side of the locking toothed disc, the second locking teeth also have a plurality of circumferentially spaced apart locking teeth, and all of the second locking teeth form a second gear ring on the connecting seat that is capable of intermeshing with the first gear ring.
Preferably, the locking subassembly still include with the vice fluted disc of locking fluted disc mutually support, the vice fluted disc can enough rotate relatively and can set up along axial relative slip ground on the pushing handle pole, be equipped with a plurality of third lock teeth along circumference interval distribution on the vice fluted disc, be equipped with a plurality of fourth lock teeth along circumference interval distribution on the locking fluted disc, third lock tooth with fourth lock tooth intermeshing, the pushing handle pole is relative when the connecting seat rotates, the locking fluted disc with the vice fluted disc rotates relatively.
Preferably, the locking handle is rotatably arranged on the push handle rod, a driving inclined plane is arranged on the locking handle, a matching inclined plane matched with the driving inclined plane is arranged on the locking assembly, and the driving inclined plane and the matching inclined plane spirally extend around respective rotating centers.
Preferably, the connecting seat has a receiving cavity, and the locking assembly is received in the receiving cavity.
Preferably, the locking assembly, the elastic member and the connecting seat are respectively provided with two groups which are respectively arranged at the left side and the right side of the locking handle.
Another object of the invention is to provide a stroller having an adjustable push handle as described above.
In order to achieve the purpose, the invention adopts the technical scheme that: a baby carrier at least comprises a push rod and an adjustable push handle, wherein a connecting seat is fixedly arranged on the push rod.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages: according to the adjustable push handle of the baby carriage, when the use angle of the push handle rod needs to be adjusted, an operator only needs to rotate the locking handle to unlock the locking mechanism, then rotates the push handle rod to the required use angle position, and then rotates the locking handle to lock the locking mechanism again, and the locking mechanism is locked by matching the plurality of first locking teeth and the plurality of second locking teeth, so that multi-gear locking can be realized, the push handle rod has a plurality of adjustable use angles, and different use requirements of users are met. The push handle is simple in structure and convenient to adjust and operate.
Drawings
FIG. 1 is a schematic view of a stroller of the present embodiment;
FIG. 2 is a first schematic view of the connection between the push handle and the push rod in the present embodiment;
FIG. 3 is a second schematic view of the connection between the push handle and the push rod in the present embodiment, wherein the locking handle is opened;
FIG. 4 is an enlarged view of portion A of FIG. 3;
FIG. 5 is a first exploded view of the locking mechanism of the present embodiment;
FIG. 6 is a second exploded view of the locking mechanism of the present embodiment;
FIG. 7 is a schematic view of the connection between the pushing rod and the stopper in this embodiment;
FIG. 8 is a schematic view illustrating an unlocking principle of the locking mechanism according to the present embodiment;
FIG. 9 is a schematic view of the adjustment principle of the push handle of the present embodiment;
FIG. 10 is an enlarged view of portion B of FIG. 9;
fig. 11 is a schematic view of the handle bar of this embodiment folded with respect to the pushing bar.
Wherein: 100. a handle pushing rod; 101. a handle bar is pushed; 102. a U-shaped handle bar; 200. a push rod; 1. a connecting seat; 11. a second locking tooth; 12. a connector; 13. a limiting groove; 2. a locking handle; 21. a drive ramp; 22. connecting ribs; 23. a rotating ring portion; 24. a handle portion; 3. a locking assembly; 31. a locking fluted disc; 31a, a first lock tooth; 31b, a fourth locking tooth; 32. a secondary fluted disc; 32a, a third locking tooth; 32b, a limiting boss; 4. an elastic member (spring); 5. a stopper; 51. a slide-fit portion; 52. a rotation fitting portion; 6. and (4) end covers.
Detailed Description
The technical solution of the present invention is further explained with reference to the drawings and the specific embodiments.
Referring to the stroller shown in fig. 1, there is embodied a stroller including a frame body having at least a push rod 200, and an adjustable push handle disposed on an upper portion of the push rod 200.
Referring to fig. 2-11, the adjustable push handle for a stroller includes a push handle bar 100 and a locking mechanism for locking the push handle bar 100 relative to the stroller. The locking mechanism comprises a connecting socket 1 fixedly arranged on the buggy, where the connecting socket 1 is fixedly connected to the push rod 200 by means of a connecting head 12. The push handle lever 100 is rotatably coupled to the coupling socket 1.
Referring to the drawings, the locking mechanism further comprises a locking assembly 3 provided on the push handle rod 100 to be relatively slidable in the axial direction, an elastic member 4 for urging the locking assembly 3 away from the connecting socket 1, and a locking handle 2 provided on the push handle rod 100 for urging the locking assembly 3 to slide toward the connecting socket 1.
Referring to fig. 2 to 11, in the present embodiment, the push handle bar 100 has a push handle bar 101 and a U-shaped handle bar 102, and the end of the U-shaped handle bar 102 is fixedly connected to both ends of the push handle bar 101. Each part of the locking mechanism is arranged on the push handle cross rod 101, the locking assembly 3, the elastic piece 4 and the connecting seat 1 are respectively provided with two groups which are respectively arranged at the left side and the right side of the locking handle 2, the connecting seat 1 is provided with an accommodating cavity, the locking assembly 3, the elastic piece 4 and the like are accommodated in the accommodating cavity, and an end cover 6 is fixed at the outer side of the connecting seat 1. The connecting bases 1 are further provided with a limiting mechanism for limiting the locking handle 2 to slide left and right, and specifically, as shown in fig. 3, 4 and 6, the locking handle 2 has a rotating ring portion 23 rotatably sleeved on the cross bar 101, a handle portion 24 for holding operation, and a connecting rib 23 connected between the rotating ring portion 23 and the handle portion 24, wherein the rotating ring portion 23 is accommodated in an accommodating cavity formed by the connecting bases 1 on both sides, the handle portion 24 is located outside the accommodating cavity, a limiting groove 13 is formed between two groups of connecting bases 1, and the connecting rib 22 is correspondingly arranged in the limiting groove 13. The stopper mechanism formed by the connecting rib 22 and the stopper groove 13 is configured to axially restrict the lock handle 2 on the one hand, and to restrict and guide the lock handle 2 when it is rotated on the other hand.
Referring to fig. 5 and 6, the locking assembly 3 includes a locking toothed disc 31, the locking toothed disc 31 has a plurality of first locking teeth 31a distributed at intervals along the circumferential direction, the connecting base 1 is provided with second locking teeth 11 capable of being engaged with the first locking teeth 31a, the locking mechanism has a locking state and an unlocking state, and when the locking mechanism is in the locking state, the first locking teeth 31a are engaged with the second locking teeth 11; when the locking mechanism is in the unlocked state, the first locking tooth 31a is disengaged from the second locking tooth 11. In this embodiment, all the first locking teeth 31a form a first ring gear on one side portion of the locking toothed disc 31, the second locking teeth 11 also have a plurality of circumferentially spaced apart locking teeth, and all the second locking teeth 11 form a second ring gear capable of intermeshing with the first ring gear on the inner wall of the connecting socket 1.
Referring to fig. 5 to 8, the locking mechanism further includes a stopper 5 fixedly connected to the push handle bar 100, and the locking toothed disc 31 is sleeved on the stopper 5 in a manner of relatively sliding along the axial direction. The elastic member 4 is a spring which is sleeved on the push handle lever 100 and abuts between the stopper 5 and the locking toothed disc 31. The stopper 5 has a sliding engagement portion 51 and a rotating engagement portion 52 which are axially connected, the sliding engagement portion 51 is connected with the locking toothed disc 31 in a relatively sliding engagement manner, and the rotating engagement portion 52 is connected with the connecting base 1 in a relatively rotating manner. In the specific arrangement, the sliding fit portion 51 is arranged to have a polygonal cross section, and the rotating fit portion 51 has a circular cross section. Thus, when the push handle lever 100 is rotated in the state that the locking mechanism is unlocked, the stopper 5 rotates synchronously with the push handle lever 100 and drives the locking toothed disc 31 to rotate, so that the stopper rotates relative to the connecting seat 1, and the purpose of adjusting the angle between the push handle lever 100 and the push rod 200 is achieved.
Referring to fig. 5 to 6, the locking assembly 3 further includes a secondary toothed disc 32 cooperating with the locking toothed disc 31, third locking teeth 32a are circumferentially spaced apart from each other on the secondary toothed disc 32, a plurality of fourth locking teeth 31b are circumferentially spaced apart from each other on the locking toothed disc 31, and the third locking teeth 32a are meshed with the fourth locking teeth 31b, where all of the third locking teeth 32a form a third toothed ring on one axial end of the secondary toothed disc 32, and all of the fourth locking teeth 31b form a fourth toothed ring on one axial end of the locking toothed disc 31, and the third toothed ring is meshed with the fourth toothed ring.
The auxiliary fluted disc 32 can rotate relatively and can be arranged on the push handle rod 100 in an axial relative sliding mode, a limiting boss 32b is arranged on the auxiliary fluted disc 32, a limiting groove (not shown in the figure) is formed in the connecting base 1, and the limiting boss 32b can be inserted into the limiting groove in a sliding mode along the direction parallel to the axial lead of the push handle cross rod 101, so that the auxiliary fluted disc 32 can rotate synchronously along with the connecting base 1. Thus, when the push handle lever 100 is rotated in an unlocking state of the locking mechanism, the push handle lever 100 drives the locking toothed disc 31 to rotate, the auxiliary toothed disc 31 and the connecting seat 1 are relatively fixed and rotate relative to the locking toothed disc 31, so that in the process of adjusting the angle of the rotary push handle lever 100, the third toothed ring and the fourth toothed ring are constantly in the conversion of mutual engagement and disengagement, the generated conversion sound can obviously enable an operator to feel the rotation adjustment of the push handle lever 100, and the use experience is better.
Referring to the drawings, the locking handle 2 is rotatably disposed on the push handle bar 100, the locking handle 2 is provided with a driving inclined surface 21, the locking assembly 3, specifically, the axial end of the secondary toothed disc 32 facing the locking handle 2, is provided with a matching inclined surface (not shown) matching with the driving inclined surface 21, and the driving inclined surface 21 and the matching inclined surface respectively extend spirally around the respective rotation centers. When the locking handle 2 is turned, the driving inclined surface 21 pushes the matching inclined surface, so as to drive the locking assembly 3 to slide towards the connecting seat 1 as a whole, and further to keep the first locking tooth 31a engaged with the second locking tooth 11, so that the locking mechanism is kept in a locking state. When the locking handle 2 is arranged specifically, a buckle structure used for fastening the locking handle 2 is further arranged between the operation outer end part of the locking handle 2 and the connecting seats on the two sides.
In summary, in the adjustable push handle of the present embodiment, in the locked state of the locking mechanism, under the pushing action of the locking handle 2, the first locking tooth 31a of the locking toothed disc 31 keeps engaged with the second locking tooth 11 in the connecting base 1, and the push handle rod 100 and the push rod 200 are locked relatively.
When the pushing angle of the pushing handle bar 100 needs to be adjusted, an operator only needs to rotate the locking handle 2, under the action of the elastic element 4, the whole locking assembly 3 slides towards the locking handle 2 and is far away from the connecting seat 1, so that the first locking tooth 31a of the locking fluted disc 31 is disengaged from the second locking tooth 11 on the connecting seat 1, at this time, the rotating pushing handle bar 100 can drive the locking fluted disc 31 to rotate relative to the connecting seat 1, after the pushing handle bar 100 rotates to a required angle, the operator rotates the locking handle 2 reversely, so that the driving inclined plane 21 acts on the matching inclined plane on the locking assembly 3, and the locking assembly 3 is driven to overcome the acting force of the elastic element 4 and move towards the connecting seat 1, so that the first locking tooth 31a is re-engaged with the second locking tooth 11, and the locking mechanism is locked again.
By adopting the locking mechanism, the locking of multiple gears can be realized, so that the push handle rod 100 has a plurality of adjustable use angles relative to the push rod 200, and simultaneously, the push handle rod 100 can be folded relative to the push rod 200 and then locked, as shown in fig. 10. The push handle is simple in structure and convenient to adjust and operate.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (10)
1. An adjustable push handle of a baby carriage, which comprises a push handle rod and a locking mechanism used for locking the push handle rod relative to the baby carriage, and is characterized in that: the locking mechanism comprises a connecting seat fixedly arranged on the baby carriage, the push handle rod is rotationally connected to the connecting seat, the locking mechanism further comprises a locking assembly which can be axially and relatively slidably arranged on the push handle rod, the locking assembly comprises a locking fluted disc, a plurality of first locking teeth which are circumferentially distributed at intervals are arranged on the locking fluted disc, second locking teeth which can be meshed with the first locking teeth are arranged on the connecting seat, the locking mechanism has a locking state and an unlocking state, and when the locking mechanism is in the locking state, the first locking teeth are meshed with the second locking teeth; when the locking mechanism is in an unlocking state, the first locking tooth is disengaged from the second locking tooth, the locking mechanism further comprises an elastic piece and a locking handle, the elastic piece is used for driving the locking assembly to be away from the second locking tooth, and the locking handle is arranged on the push handle rod and is used for driving the locking assembly to slide towards the second locking tooth.
2. An adjustable push handle for a stroller according to claim 1, wherein: the locking mechanism further comprises a stop block fixedly connected to the push handle rod, and the locking fluted disc is sleeved on the stop block only in a manner of relative sliding along the axial direction.
3. An adjustable push handle for a stroller according to claim 2, wherein: the elastic piece is a spring, and the spring is sleeved on the push handle rod and is abutted between the stop block and the locking fluted disc.
4. An adjustable push handle for a stroller according to claim 2, wherein: the stop block is provided with a sliding fit part and a rotating fit part which are connected along the axial direction, the sliding fit part is connected with the locking fluted disc in a relatively sliding fit manner, and the rotating fit part is connected with the connecting seat in a relatively rotating fit manner.
5. An adjustable push handle for a stroller according to claim 1, wherein: all the first locking teeth form a first gear ring on one side part of the locking fluted disc, the second locking teeth are also provided with a plurality of second gear rings which are distributed at intervals along the circumferential direction, and all the second locking teeth form second gear rings which can be meshed with the first gear rings on the connecting seat.
6. An adjustable push handle for a stroller according to claim 1, wherein: the locking subassembly still include with the vice fluted disc of locking fluted disc mutually supported, the vice fluted disc can enough rotate relatively and can set up along axial relative slip ground on the push handle pole, be equipped with a plurality of third lock teeth along circumference interval distribution on the vice fluted disc, be equipped with a plurality of fourth lock teeth along circumference interval distribution on the locking fluted disc, third lock tooth with fourth lock tooth intermeshing, the push handle pole is relative when the connecting seat rotates, the locking fluted disc with the vice fluted disc rotates relatively.
7. An adjustable push handle for a stroller according to claim 1, wherein: the locking assembly is characterized in that the locking handle is rotatably arranged on the push handle rod, a driving inclined plane is arranged on the locking handle, a matching inclined plane matched with the driving inclined plane is arranged on the locking assembly, and the driving inclined plane and the matching inclined plane spirally extend around respective rotating centers.
8. An adjustable push handle for a stroller according to claim 1, wherein: the connecting seat is provided with an accommodating cavity, and the locking assembly is accommodated in the accommodating cavity.
9. An adjustable push handle for a stroller according to any of claims 1 to 8, wherein: the locking assembly, the elastic piece and the connecting seat are respectively provided with two groups which are respectively arranged at the left side and the right side of the locking handle.
10. A stroller, comprising at least a push bar, characterized in that: the stroller further comprises an adjustable push handle according to any one of claims 1 to 9, wherein the connecting seat is fixedly arranged on the push rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010249558.9A CN111483510A (en) | 2020-04-01 | 2020-04-01 | Adjustable push handle of baby carriage and baby carriage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010249558.9A CN111483510A (en) | 2020-04-01 | 2020-04-01 | Adjustable push handle of baby carriage and baby carriage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111483510A true CN111483510A (en) | 2020-08-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010249558.9A Pending CN111483510A (en) | 2020-04-01 | 2020-04-01 | Adjustable push handle of baby carriage and baby carriage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111483510A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1861465A (en) * | 2005-04-25 | 2006-11-15 | 瑞迪菲勒公司 | Tricycle push handle |
| CN201136537Y (en) * | 2007-11-27 | 2008-10-22 | 好孩子儿童用品有限公司 | Carriage for children |
| CN202654639U (en) * | 2012-05-11 | 2013-01-09 | 王本寰 | Folding-type golf cart |
| US9427862B1 (en) * | 2013-10-04 | 2016-08-30 | David L. Durfee, Jr. | Quick connect and adjustment hand implement system |
| CN212243530U (en) * | 2020-04-01 | 2020-12-29 | 好孩子儿童用品有限公司 | Adjustable push handle of baby carriage and baby carriage |
-
2020
- 2020-04-01 CN CN202010249558.9A patent/CN111483510A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1861465A (en) * | 2005-04-25 | 2006-11-15 | 瑞迪菲勒公司 | Tricycle push handle |
| CN201136537Y (en) * | 2007-11-27 | 2008-10-22 | 好孩子儿童用品有限公司 | Carriage for children |
| CN202654639U (en) * | 2012-05-11 | 2013-01-09 | 王本寰 | Folding-type golf cart |
| US9427862B1 (en) * | 2013-10-04 | 2016-08-30 | David L. Durfee, Jr. | Quick connect and adjustment hand implement system |
| CN212243530U (en) * | 2020-04-01 | 2020-12-29 | 好孩子儿童用品有限公司 | Adjustable push handle of baby carriage and baby carriage |
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