CN214689714U - Seat folding structure of baby carriage - Google Patents
Seat folding structure of baby carriage Download PDFInfo
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- CN214689714U CN214689714U CN202120806461.3U CN202120806461U CN214689714U CN 214689714 U CN214689714 U CN 214689714U CN 202120806461 U CN202120806461 U CN 202120806461U CN 214689714 U CN214689714 U CN 214689714U
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- folding joint
- groove
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 17
- 239000010959 steel Substances 0.000 claims abstract description 17
- 239000004744 fabric Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004641 brain development Effects 0.000 description 1
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Abstract
The utility model discloses a perambulator seat beta structure, include: the two sides of the base are respectively connected with a first folding joint and a second folding joint; the back rest rod is connected with the first folding joint, a button is arranged on the back rest rod, a first steel rope is arranged in the back rest rod, and the button is pressed to drive the first steel rope to link the linkage rod to move and unlock the first folding joint; the link rod is connected with the first folding joint, the other end of the link rod is clamped with the second folding joint, and the link rod can be linked with the second folding joint through the folding and unfolding of the first folding joint to be disengaged or clamped; the grab bar is connected with the second folding joint. By adopting the technical scheme, the button is pressed to drive the first steel rope to link the linkage rod to move and unlock the first folding joint, then the back lever can be pushed to realize folding anticlockwise, the other end of the linkage rod can be separated from the second folding joint to be clamped and unlock the second folding joint, so that the back lever, the grab bar and the base can be linked and folded, the folded volume of the baby carriage can be reduced, and the baby carriage is convenient to carry and transport.
Description
Technical Field
The utility model relates to a relevant technical field of perambulator, in particular to perambulator seat beta structure.
Background
The baby carriage is a tool carriage designed for providing convenience for outdoor activities of babies, and has various vehicle types, the baby carriage is generally played by children aged 0 to 3 years, the toy carriage with wheels is played by children aged over 3 years, the baby carriage can bring certain benefits to the intelligence development of the children, and the brain development of the children is increased.
At present, the types of foldable strollers are various, but when the existing strollers are folded, the backrest rod, the grab bar and the base of the strollers cannot be linked to be folded together, and the folding operation is inconvenient.
SUMMERY OF THE UTILITY MODEL
In order to overcome the prior technical defect, the utility model aims to provide a baby carriage seat folding structure is in order to solve above-mentioned technical problem.
The utility model provides a technical scheme that technical problem adopted as follows:
according to an aspect of the utility model, design perambulator seat beta structure, include:
the two sides of the base are respectively connected with a first folding joint and a second folding joint;
the back rest rod is connected with the first folding joint, a button is arranged on the back rest rod, a first steel rope with one end connected with the button and the other end connected with a linkage rod on the first folding joint is arranged in the back rest rod, and the button is pressed to drive the first steel rope to link the linkage rod to move and unlock the first folding joint;
one end of the link rod is connected with the first folding joint, the other end of the link rod is clamped with the second folding joint, and the link rod can be linked with the second folding joint to be separated from or clamped with the second folding joint through the folding and unfolding of the first folding joint;
and the grab rail is connected with the second folding joint.
By adopting the technical scheme, the first folding joint, the second folding joint and the link rod are connected on the base, when the baby carriage needs to be folded, the button is pressed to drive the first steel rope linkage link rod to move to unlock the first folding joint, then the back rod can be pushed to realize folding anticlockwise, when the first folding joint is folded, the other end of the linkage link rod can be separated from the second folding joint to unlock the second folding joint, so that the back rod, the handrail rod and the base are folded in a linkage manner, the folded volume of the baby carriage can be greatly reduced, the baby carriage is convenient to carry and transport, the folding is simple, and the folding is convenient.
For better solving the technical defect, the utility model discloses still have better technical scheme:
in some embodiments, the first folding joint includes a first folding housing, a linkage rod, an unlocking block, a stopping gear and a first spring, the side wall of the base is provided with a first gear groove, one side of the stopping gear is engaged with the first gear groove, the first spring is disposed in the first gear groove, one end of the first spring elastically abuts against the bottom of the first gear groove, the other end of the first spring elastically abuts against the stopping gear, the unlocking block is provided with an unlocking block groove, the first folding housing is provided with a second gear groove and a boss, the unlocking block is movably disposed in the second gear groove, the unlocking block groove is in sliding fit with the boss, the second gear groove is provided with a second spring, one end of the second spring elastically abuts against a protruding end of the unlocking block, the other end elastically abuts against the first folding housing, and the other side of the stopping gear is engaged with the second gear groove, the linkage rod is inserted in the first folding shell, a linkage rod sliding hole is formed in the linkage rod, a pin is matched with the linkage rod sliding hole, two ends of the pin are connected with the back rod, a stop block is fixedly arranged in the back rod, a third spring is arranged between the linkage rod and the stop block, one end of the third spring elastically abuts against the linkage rod, the other end of the third spring elastically abuts against the stop block, a second steel rope is connected to the lower end of the linkage rod, and the other end of the second steel rope is connected with the protruding end.
In some embodiments, a casing sliding groove is formed in the first folding casing, a link sliding groove is formed in a side wall of the base, the link is movably arranged in the link sliding groove, a link pin is connected to one end of the link, and the link pin is in sliding fit with the casing sliding groove.
In some embodiments, the second is closed and is closed the joint and is closed casing and torsional spring including the second, the second close the casing with the base is articulated, the lateral wall of base is equipped with the torsional spring groove, the torsional spring sets up the torsional spring inslot, torsional spring one end is connected with the base, and the other end is closed with the second and is closed the casing and be connected, the second is closed and is equipped with the link rod draw-in groove on the casing, when the second is closed the joint and is in the state of expanding, link rod draw-in groove and link rod spout intercommunication, the link rod with link rod draw-in groove block.
In some embodiments, the first folding joint further includes a first folding housing, the first folding housing is movably connected to the first folding housing, and the first folding housing is connected to the shed cloth support rod.
In some embodiments, the first foldable housing is provided with a group of V-shaped protrusions, and the first foldable housing is provided with a plurality of groups of V-shaped grooves engaged with the V-shaped protrusions.
In some embodiments, the first folding housing is provided with a limiting sliding groove, the first folding housing is provided with a circular truncated cone, and the circular truncated cone is in sliding fit with the limiting sliding groove.
In some embodiments, the base front end is hinged with a seat post.
Drawings
Fig. 1 is a schematic structural view of a seat folding structure of a stroller according to an embodiment of the present invention;
FIG. 2 is a schematic view of a partially disassembled structure of a seat folding structure of a stroller;
FIG. 3 is a schematic view of a first collapsible housing of the stroller seat in a folded configuration;
fig. 4 is a schematic structural view of the unlocking block of the stroller seat folding structure disposed in the first foldable housing;
FIG. 5 is a schematic view of the first collapsible housing in a stroller seat folded configuration;
fig. 6 is a schematic structural view of the second foldable housing of the stroller seat folding structure.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer and clearer, the present invention will be further described in detail with reference to the accompanying drawings.
Referring to fig. 1 to 6, the present invention provides a seat folding structure for a stroller, including: base 1, back pole 2, link 3, handrail pole 4.
Wherein, the two sides of the base 1 are respectively connected with a first folding joint 5 and a second folding joint 6.
The first folding joint 5 includes a first folding casing 51, a linkage rod 52, an unlocking block 53, a stop gear 54 and a first spring, the first folding casing 51 is hinged to the base 1, an extending end 510 of the first folding casing 51 is inserted into the backrest rod 2, the side wall of the base 1 is provided with a first gear groove 11, one side of the stop gear 54 is engaged with the first gear groove 11, the first spring is arranged in the first gear groove 11, one end of the first spring is elastically abutted to the bottom of the first gear groove 11, and the other end of the first spring is elastically abutted to the stop gear 54. The unlocking block 53 is provided with an unlocking block groove 531 and a protruding end 532, an inclined plane is arranged in the unlocking block groove 531, the first folding shell 51 is provided with a second gear groove 511 and a boss 512, an inclined plane is arranged on the boss 512, the unlocking block 53 is movably arranged in the second gear groove 511, the unlocking block groove 531 is matched with the boss 512, and the inclined plane on the boss 512 is in contact with the inclined plane in the unlocking block groove 531 and can be in sliding fit with the inclined plane. A second spring 513 is disposed in the second gear groove 511, one end of the second spring 513 elastically abuts against the protruding end 532, and the other end elastically abuts against the first foldable housing 51. The other side of the stop gear 54 is engaged with the second gear groove 511. The linkage rod 52 is inserted into the first folding shell 51 from the extension end 510 and is movably matched with the first folding shell, a linkage rod sliding hole 521 is formed in the linkage rod 52, a pin 522 is movably matched with the linkage rod sliding hole 521, two ends of the pin 522 are connected with the backrest rod 2, a stopper 20 is fixedly arranged in the backrest rod 2, a third spring 55 is arranged between the linkage rod 52 and the stopper 20, one end of the third spring 55 is abutted against the linkage rod 52, and the other end of the third spring is abutted against the stopper 20. The back rest rod 2 is provided with a button 21, the back rest rod 2 is internally provided with a first steel rope 22 with one end connected with the first button 21 and the other end connected with the upper end of a linkage rod 52, the lower end of the linkage rod 52 is connected with a second steel rope 23, and the other end of the second steel rope 23 is connected with a convex end 532 on an unlocking block 53.
Pressing the second button 21 drives the first steel cable 22 to link the linkage rod 52 to move upwards, the linkage rod 52 links the second steel cable 23 to pull the protruding end 532 to drive the unlocking block 53 to rotate anticlockwise, so that the unlocking block groove 531 and the boss 512 slide gradually to be separated, the unlocking block 53 pushes the stop gear 54 to move towards the first gear groove 11 and to be separated from the second gear groove 511 to be clamped, the first folding joint 5 is unlocked, and then the back lever 2 is pushed to rotate anticlockwise to realize folding.
The first folding joint 5 further includes a first folding shell 56, the first folding shell 56 is movably connected with the first folding shell 51, and the first folding shell 56 is connected with a shed cloth support rod 57.
Further, a set of V-shaped protrusions 514 and a circular truncated cone 515 are disposed on the first folding housing 51, wherein the set of V-shaped protrusions 514 is formed by four V-shaped protrusions disposed in the same row, a plurality of sets of V-shaped grooves 561 are disposed on the first folding housing 56, in this embodiment, preferably, three sets of V-shaped grooves 561 are disposed, the set of V-shaped grooves 561 are formed by four V-shaped grooves disposed in the same row, the set of V-shaped protrusions 514 is engaged with the set of V-shaped grooves 561, a limiting sliding groove 562 is disposed on the first folding housing 56, and the circular truncated cone 515 is slidably engaged with the limiting sliding groove 562. When the first folding housing 56 is rotated, the three groups of V-shaped grooves 561 can be respectively engaged with the group of V-shaped protrusions 514, so as to adjust the angle of the shed cloth supporting rod 57, and the swing range of the shed cloth supporting rod 57 can be limited by the sliding fit of the circular truncated cone 515 and the limiting sliding groove 562.
One end of the link rod 3 is connected with the first folding joint 5, and the other end is clamped with the second folding joint 6.
Specifically, a shell sliding groove 516 is arranged on the first folding shell 51, a link sliding groove 12 is arranged on the side wall of the base 1, the link 3 is movably arranged in the link sliding groove 12, one end of the link 3 is connected with a link pin 31, and the link pin 31 is in sliding fit with the shell sliding groove 516. When the second collapsible housing 51 is rotated, the link pin 31 slides in the housing sliding slot 516, so that the link pin 31 drives the link 3 to move left and right.
The second is closed and is closed joint 6 and is closed casing 61 and torsional spring 62 including the second, the second close the casing 61 with base 1 is articulated, the lateral wall of base 1 is equipped with torsional spring groove 13, torsional spring 62 sets up in the torsional spring groove 13, torsional spring 62 one end is connected with base 11, and the other end is closed with the second and is closed casing 61 and be connected, the second is closed and is equipped with link rod draw-in groove 610 on the casing 61, when the second is closed and is closed joint 6 and be in the state of expanding, link rod draw-in groove 610 and link rod spout 12 intercommunication, link rod 3 with link rod draw-in groove 610 block.
The grab bar 4 is connected with the second folding joint 6, and further, the grab bar 4 is fixedly connected with the second folding shell 61.
When the first folding joint 5 is unlocked and then the backrest rod 2 is pushed to rotate anticlockwise to realize folding, the first folding shell 51 rotates to drive the link rod pin 31 to link the link rod 3 to move rightwards, so that the left end of the link rod 3 is disengaged from the link rod clamping groove 610, the second folding joint 6 is unlocked, and then the grab bar 4 is pushed to rotate anticlockwise to realize folding. When the whole is unfolded, the grab bar 4 can be automatically unfolded by the elastic force of the torsion spring 62.
The front end of the base 1 is hinged with a seat rod 14.
The above description is only some embodiments of the present invention, and for those skilled in the art, a plurality of modifications and improvements can be made without departing from the inventive concept, and these modifications and improvements all belong to the protection scope of the present invention.
Claims (8)
1. Baby carriage seat folding structure, its characterized in that includes:
the two sides of the base are respectively connected with a first folding joint and a second folding joint;
the back rest rod is connected with the first folding joint, a button is arranged on the back rest rod, a first steel rope with one end connected with the button and the other end connected with a linkage rod on the first folding joint is arranged in the back rest rod, and the button is pressed to drive the first steel rope to link the linkage rod to move and unlock the first folding joint;
one end of the link rod is connected with the first folding joint, the other end of the link rod is clamped with the second folding joint, and the link rod can be linked with the second folding joint to be separated from or clamped with the second folding joint through the folding and unfolding of the first folding joint;
and the grab rail is connected with the second folding joint.
2. The stroller seat folding structure according to claim 1, wherein the first folding joint comprises a first folding housing, a linkage rod, an unlocking block, a locking gear and a first spring, the sidewall of the base is provided with a first gear groove, one side of the locking gear is engaged with the first gear groove, the first spring is disposed in the first gear groove, one end of the first spring elastically abuts against the bottom of the first gear groove, the other end of the first spring elastically abuts against the locking gear, the unlocking block is provided with an unlocking block groove, the first folding housing is provided with a second gear groove and a boss, the unlocking block is movably disposed in the second gear groove, the unlocking block groove is slidably fitted with the boss, a second spring is disposed in the second gear groove, one end of the second spring elastically abuts against a protruding end of the unlocking block, and the other end elastically abuts against the first housing, the locking gear is clamped with the second gear groove at the other side, the linkage rod is inserted in the first folding shell, a linkage rod sliding hole is formed in the linkage rod, a pin is matched with the linkage rod sliding hole, the two ends of the pin are connected with the back rod, a stop block is fixedly arranged in the back rod, a third spring is arranged between the linkage rod and the stop block, one end of the third spring elastically abuts against the linkage rod, the other end of the third spring elastically abuts against the stop block, a second steel rope is connected to the lower end of the linkage rod, and the other end of the second steel rope is connected with the protruding end.
3. The stroller seat folding structure according to claim 2, wherein the first collapsible housing is provided with a housing sliding groove, the base side wall is provided with a link sliding groove, the link is movably disposed in the link sliding groove, one end of the link is connected with a link pin, and the link pin is slidably engaged with the housing sliding groove.
4. The stroller seat folding structure according to claim 1 or 3, wherein the second folding joint comprises a second folding shell and a torsion spring, the second folding shell is hinged to the base, a torsion spring groove is formed in a side wall of the base, the torsion spring is disposed in the torsion spring groove, one end of the torsion spring is connected to the base, the other end of the torsion spring is connected to the second folding shell, a link rod slot is formed in the second folding shell, when the second folding joint is in an unfolded state, the link rod slot is communicated with the link rod slot, and the link rod is engaged with the link rod slot.
5. The stroller seat folding structure according to claim 2, wherein the first folding joint further comprises a first folding shell, the first folding shell is movably connected to the first folding shell, and the first folding shell is connected to the canopy support rod.
6. The stroller seat folding structure of claim 5, wherein a set of V-shaped protrusions is disposed on the first foldable housing, and a plurality of sets of V-shaped grooves engaged with the V-shaped protrusions are disposed on the first foldable housing.
7. The stroller seat folding structure according to claim 5, wherein the first collapsible housing is provided with a limiting sliding groove, and the first collapsible housing is provided with a circular truncated cone, and the circular truncated cone is slidably engaged with the limiting sliding groove.
8. The stroller seat folding structure according to claim 1, wherein the base front end is hinged with a seat post.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120806461.3U CN214689714U (en) | 2021-04-19 | 2021-04-19 | Seat folding structure of baby carriage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120806461.3U CN214689714U (en) | 2021-04-19 | 2021-04-19 | Seat folding structure of baby carriage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214689714U true CN214689714U (en) | 2021-11-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120806461.3U Active CN214689714U (en) | 2021-04-19 | 2021-04-19 | Seat folding structure of baby carriage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214689714U (en) |
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2021
- 2021-04-19 CN CN202120806461.3U patent/CN214689714U/en active Active
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