CN212709635U - Baby carriage support and baby carriage frame with same - Google Patents
Baby carriage support and baby carriage frame with same Download PDFInfo
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- CN212709635U CN212709635U CN202020804767.0U CN202020804767U CN212709635U CN 212709635 U CN212709635 U CN 212709635U CN 202020804767 U CN202020804767 U CN 202020804767U CN 212709635 U CN212709635 U CN 212709635U
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- rotating shaft
- stroller frame
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Abstract
The utility model discloses a baby carriage support and be equipped with baby carriage frame of this support, baby carriage support can be in the conversion between expansion state and the receipts state of closing, baby carriage support includes front foot, back foot, first connecting piece, second connecting piece, first connecting piece and back foot cross pin joint, front foot rear side and first connecting piece pin joint, second connecting piece one side pin joint in the back foot, the opposite side pin joint in the front foot, and front foot, back foot, first connecting piece, second connecting piece constitute a four-bar linkage; by adopting the structure, when the folding device is folded, the linkage of the components is very smooth, so that the folding operation is very labor-saving.
Description
Technical Field
The utility model relates to an infant product field especially relates to a perambulator support and be equipped with perambulator frame of this support.
Background
The stroller frame is mainly used for a stroller, and the stroller is used as a tool for carrying an infant, and is generally designed to be a foldable structure in order to meet the requirements of practicability and convenience in carrying and storage required by consumers, i.e., the stroller can be unfolded when in use and can be folded when not in use, so that the stroller frame is small in size and convenient to carry and store.
When only one person cares for the infant, when the infant does not need to be used, the caretaker needs to hold the infant on one hand and carry out folding operation on the other hand. For such a consumer, the more effort-saving the stroller is, the better the collapsing operation is, because if it is too hard to collapse, the safety of holding the baby with the other hand is affected.
In order to achieve the above folding function of the stroller, the stroller frame is designed to be converted between an unfolded state and a folded state, and a seat cloth is further laid on the stroller frame for the infant to sit/lie on, and in order to ensure the comfort of the infant to sit/lie on, the seat cloth is generally made of a flexible material, so that for the stroller, whether the folding operation is labor-saving or not depends on the structure of the stroller frame. When some frames are folded, the linkage of all the components is not smooth, so that the folding operation is very laborious.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned shortcoming, provide a perambulator support and be provided with the perambulator frame of this support, it is closed laborsaving in operation.
In order to achieve the above object, the utility model adopts the following technical scheme:
a baby carriage support can be converted between an unfolding state and a folding state, and comprises a front foot, a rear foot, a first connecting piece and a second connecting piece, wherein the first connecting piece is pivoted with the rear foot in a crossed mode, the rear side of the front foot is pivoted with the first connecting piece, one side of the second connecting piece is pivoted to the front foot, the other side of the second connecting piece is pivoted to the rear foot, and the front foot, the rear foot, the first connecting piece and the second connecting piece form a four-link structure.
The front side of the second connecting piece is pivoted to the front foot, and the rear side of the second connecting piece is pivoted to the front side of the rear foot; preferably, the front lower side of the second connecting piece is pivoted to the front leg, and the rear upper side is pivoted to the front side of the rear leg.
The first connecting piece is pivoted with the rear foot through a first rotating shaft, the rear side of the front foot is pivoted with the first connecting piece through a second rotating shaft, and the second connecting piece is pivoted with the rear foot through a third rotating shaft and pivoted with the front foot through a fourth rotating shaft.
When the baby carriage bracket is in an unfolded state, the fourth rotating shaft is positioned at the front side of the first rotating shaft, and the second rotating shaft and the fourth pivot are positioned at the same side of the rear foot; preferably, when the baby carriage bracket is in the unfolding state, the fourth rotating shaft is positioned at the front side of the second rotating shaft; preferably, when the stroller frame is in the unfolded state, the second rotating shaft is located between the first rotating shaft and the fourth rotating shaft.
When the baby carriage bracket is in the unfolding state, the third rotating shaft is positioned on the front side of the first rotating shaft.
When the baby carriage bracket is in the unfolding state, the third rotating shaft is positioned at the rear upper side of the fourth rotating shaft.
The length of the first connecting piece from the upper end to the position pivoted with the rear foot is larger than the length of the first connecting piece from the position pivoted with the rear foot to the position pivoted with the rear side of the front foot.
The front lower part of the front foot is connected with a front wheel, and the rear lower part of the rear foot is connected with a rear wheel.
A baby carriage frame can be converted between an unfolded state and a folded state and comprises the baby carriage bracket.
The baby carriage frame further comprises a push handle and a third connecting piece, wherein the upper sides of the first connecting piece and the third connecting piece are respectively pivoted to different positions of the push handle, the lower side of the third connecting piece is pivoted to the rear foot, and the lower sides of the first connecting piece and the third connecting piece are respectively pivoted to different positions of the rear foot, so that the push handle, the first connecting piece, the third connecting piece and the rear foot form a four-link structure; preferably, the lower side of the third connecting piece is pivoted to the rear leg through a fifth rotating shaft, and the fifth rotating shaft is located at the rear side of the first rotating shaft; preferably, the upper side of the first connecting piece is pivoted with the push handle through a sixth rotating shaft, the upper side of the third connecting piece is pivoted with the push handle through a seventh pivot, and when the baby carriage frame is in the unfolding state, the seventh pivot is located at the lower side of the sixth rotating shaft.
The utility model has the advantages that:
the utility model discloses perambulator support and be equipped with the perambulator frame of this support owing to adopted above-mentioned structure to receive and close, each subassembly links very smoothly, thereby receives and close the operation very laborsaving.
Drawings
Fig. 1 is a schematic plan view of a stroller frame of the present invention in an unfolded state;
fig. 2 is a schematic perspective view of the stroller frame of the present invention in an unfolded state;
fig. 3 is a schematic plan view of the stroller frame of the present invention during the folding process;
fig. 4 is a schematic perspective view of the stroller frame of the present invention during the folding process;
fig. 5 is a schematic plan view of the stroller frame of the present invention in a folded state;
fig. 6 is a perspective view of the stroller frame in a folded state
Detailed Description
As shown in fig. 1 to 6, the utility model discloses baby carriage support A can be at the expansion state and receive the conversion between the receipts state, baby carriage support A includes preceding foot 1, back foot 2, first connecting piece 3, second connecting piece 4, first connecting piece 3 and 2 cross pin joints of back foot, preceding foot 1 rear side and the pin joint of first connecting piece 3, 4 one side pin joints of second connecting piece are in preceding foot 1, and the opposite side pin joint is in back foot 2, just preceding foot 1, back foot 2, first connecting piece 3, second connecting piece 4 constitute for a four-bar linkage.
In the present embodiment, the front side of the second connecting element 4 is pivoted to the front leg 1, and the rear side is pivoted to the front side of the rear leg 2. Preferably, the front lower side of the second connecting element 4 is pivotally connected to the front leg 1, and the rear upper side is pivotally connected to the front side of the rear leg 2.
The first connecting piece 3 is pivoted with the rear leg 2 through a first rotating shaft 31, the rear side of the front leg 1 is pivoted with the first connecting piece 3 through a second rotating shaft 11, and the second connecting piece 4 is pivoted with the rear leg 2 through a third rotating shaft 41 and pivoted with the front leg 1 through a fourth rotating shaft 42.
When the stroller frame a is in the unfolded state, the fourth rotating shaft 42 is located at the front side of the first rotating shaft 31, and the second rotating shaft 11 and the fourth rotating shaft 42 are located at the same side of the rear leg 2. Preferably, the fourth rotating shaft 42 is located at the front side of the second rotating shaft 11. So that the front foot 1 can rotate about the fourth axis of rotation 42.
In this embodiment, preferably, when the stroller frame a is in the unfolded state, the second pivot 11 is located between the first pivot 31 and the fourth pivot 42. Therefore, the whole baby carriage bracket A is simpler in structure.
In the present embodiment, when the stroller frame a is in the unfolded state, the third rotating shaft 41 is located at the front side of the first rotating shaft 31; specifically, the third rotating shaft 41 is located at the front upper side of the first rotating shaft 31.
When the stroller frame a is in the unfolded state, the third rotating shaft 41 is located at the rear upper side of the fourth rotating shaft 42.
Because the utility model discloses baby carriage support A has adopted structure as above, thus when want to receive the utility model discloses baby carriage support A, only need to make the first connecting piece 3 upside rotate to the back below, so first connecting piece 3 downside can be up rotary motion, and the front foot 1 rear side can be driven by first connecting piece 3 downside and up rotary motion together, thus front foot 1 front side can be toward the direction rotary motion of back foot 2, second connecting piece 4 is also pulled and is rotated to the direction of back foot 2 together (as shown in fig. 3, 4); until each subassembly can not be close to relatively rotating again, the utility model discloses baby carriage support A closes to receive, and at this moment, preceding foot 1, first connecting piece 3, 4 homogeneous phases of second connecting piece are to drawing close in back foot 2 (as shown in fig. 5, 6), so the utility model discloses baby carriage support A closes to receive that to receive back whole volume is less, portable, deposit.
As mentioned above, because the components of the stroller frame a of the present invention form a four-bar linkage structure, due to the characteristics of the four-bar linkage structure, when being folded, the components are linked very smoothly, so that the folding operation is very labor-saving, and the components are relatively close after being folded, so that the stroller frame a has a small volume and is convenient to carry and store; in addition, the utility model discloses a relative relation of the concrete pin joint position of each subassembly, promptly first connecting piece 3 and 2 cross pin joints of back foot, and the second pivot 11 of connecting preceding foot 1 rear side and first connecting piece 3 is located 2 front sides of back foot again, thereby relative first connecting piece 3 and 2 pin joint positions of back foot, the both ends of first connecting piece 3 form the both ends of a seesaw promptly, form lever principle, in addition second connecting piece 4 and preceding foot 1 and 2 relative pin joint position relation of back foot, when making the rotatory first connecting piece 3 upside in rear below, its downside can drive other subassembly rotary motion of support very easily, thereby make the utility model discloses baby carriage support A's receipts are closed and are operated more laborsavingly.
Preferably, the length of the first connecting element 3 from the upper end to the position pivoted to the rear leg 2 is greater than the length of the first connecting element from the position pivoted to the rear leg 2 to the position pivoted to the rear side of the front leg 1, that is, the length of the first connecting element 3 from the upper end to the position of the first rotating shaft 31 is greater than the length of the first rotating shaft 31 to the position of the second rotating shaft 11. So set up, the power arm is longer, and is more laborsaving when driving other subassembly rotary motion of support toward the rotatory first connecting piece 3 of rear below to make the utility model discloses baby carriage support A's receipts are closed and are operated further more laborsavingly.
The front lower part of the front foot 1 is connected with a front wheel 5, and the rear lower part of the rear foot 2 is connected with a rear wheel 6. When the baby carriage bracket A is in the unfolding state, the front wheel 5 and the rear wheel 6 are supported on the ground.
The utility model also discloses a baby carriage frame, it can expand the state and receive to close and change between the state, baby carriage frame includes above-mentioned baby carriage support A, still including pushing away 7, third connecting piece 8, first connecting piece 3, the 8 upside of third connecting piece respectively the pin joint in push away 7 different positions, the 8 downside pin joints of third connecting piece in back foot 2, just first connecting piece 3, the 8 downside of third connecting piece respectively the pin joint in the 2 different positions of back foot, thereby it constitutes for a four-bar linkage to push away 7, first connecting piece 3, third connecting piece 8 and back foot 2.
The lower side of the third connecting member 8 is pivotally connected to the rear leg 2 via a fifth shaft 81, in this embodiment, the fifth shaft 81 is located at the rear side of the first shaft 31.
Correspondingly, the upper side of the first connecting member 3 is pivotally connected to the handle 7 through a sixth rotating shaft 31, the upper side of the third connecting member 8 is pivotally connected to the handle 7 through a seventh pivot 82, and when the stroller frame is in the unfolded state, the seventh pivot 82 is located at the lower side of the sixth rotating shaft 32.
When the stroller frame of the present invention is to be folded, it is only necessary to make the push handle 7 rotates backward and downward and rotates forward simultaneously to push the 7 upside, the first connecting member 3 and the third connecting member 8 upside can be driven to rotate backward and downward to be close to the rear leg 2 (as shown in fig. 3 and 4), and the first connecting member 3 upside rotates backward and downward to be driven as described above to drive other components of the stroller frame a rotate to be close to each other until the components of the stroller frame of the present invention can not rotate relatively to be close to each other, because of the characteristics of the four-bar linkage mechanism, the stroller frame of the present invention can be folded, the push handle 7, the first connecting member 3, the third connecting member 8 and the rear leg 2 can also be closed to each other, and the front leg 1, the rear leg 2, the first connecting member 3 and the rear leg 2 which form another four-bar linkage structure are added, The second connecting piece 4 is also drawn close to each other, thereby the utility model discloses each subassembly of perambulator frame all draws close to each other. And because the utility model discloses baby carriage frame's back foot 2, first two connecting pieces and front foot 1, second connecting piece 4 constitute for a four steelmaking structure, with push away 7, third connecting piece 8 also constitute for a four-bar linkage structure, because four-bar linkage's characteristic, in addition two four-bar linkage structure shared first connecting piece 3 and back foot 2 to when receiving again, the utility model discloses baby carriage frame each subassembly the linkage also very smooth and easy, promptly the utility model discloses baby carriage frame's receipts are closed the operation very laborsaving.
In the above description of the front-rear vertical orientation, the push handle 7 is located at the upper position and the front and rear wheels 5, 6 are located at the lower position, with the front wheel 5 located at the front and the rear wheel 6 located at the rear.
Claims (29)
1. A baby carriage support can be converted between an unfolding state and a folding state, and is characterized in that: the baby carriage support comprises a front foot, a rear foot, a first connecting piece and a second connecting piece, wherein the first connecting piece is in cross pivot joint with the rear foot, the rear side of the front foot is in pivot joint with the first connecting piece, one side of the second connecting piece is in pivot joint with the front foot, the other side of the second connecting piece is in pivot joint with the rear foot, and the front foot, the rear foot, the first connecting piece and the second connecting piece form a four-link structure.
2. The stroller frame of claim 1, wherein: the front side of the second connecting piece is pivoted to the front foot, and the rear side of the second connecting piece is pivoted to the front side of the rear foot.
3. The stroller frame of claim 2, wherein: the front lower side of the second connecting piece is pivoted to the front foot, and the rear upper side of the second connecting piece is pivoted to the front side of the rear foot.
4. A stroller frame according to claim 1, 2 or 3, characterized in that: the first connecting piece is pivoted with the rear foot through a first rotating shaft, the rear side of the front foot is pivoted with the first connecting piece through a second rotating shaft, and the second connecting piece is pivoted with the rear foot through a third rotating shaft and pivoted with the front foot through a fourth rotating shaft.
5. The stroller frame of claim 4, wherein: when the baby carriage bracket is in the unfolding state, the fourth rotating shaft is positioned at the front side of the first rotating shaft, and the second rotating shaft and the fourth pivot are positioned at the same side of the rear foot.
6. The stroller frame of claim 5, wherein: the fourth rotating shaft is positioned on the front side of the second rotating shaft.
7. The stroller frame of claim 6, wherein: the second rotating shaft is positioned between the first rotating shaft and the fourth rotating shaft.
8. A stroller frame according to claim 5, 6 or 7, characterized in that: the third rotating shaft is positioned on the front side of the first rotating shaft.
9. The stroller frame of claim 4, wherein: and the third rotating shaft is positioned at the rear upper side of the fourth rotating shaft.
10. A stroller frame according to claim 5, 6 or 7, characterized in that: and the third rotating shaft is positioned at the rear upper side of the fourth rotating shaft.
11. The stroller frame of claim 8, wherein: and the third rotating shaft is positioned at the rear upper side of the fourth rotating shaft.
12. A stroller frame according to any one of claims 1 to 3, wherein: the length of the first connecting piece from the upper end to the position pivoted with the rear foot is larger than the length of the first connecting piece from the position pivoted with the rear foot to the position pivoted with the rear side of the front foot.
13. A stroller frame according to any one of claims 5 to 7, 9 or 11, wherein: the length of the first connecting piece from the upper end to the position pivoted with the rear foot is larger than the length of the first connecting piece from the position pivoted with the rear foot to the position pivoted with the rear side of the front foot.
14. The stroller frame of claim 4, wherein: the length of the first connecting piece from the upper end to the position pivoted with the rear foot is larger than the length of the first connecting piece from the position pivoted with the rear foot to the position pivoted with the rear side of the front foot.
15. The stroller frame of claim 8, wherein: the length of the first connecting piece from the upper end to the position pivoted with the rear foot is larger than the length of the first connecting piece from the position pivoted with the rear foot to the position pivoted with the rear side of the front foot.
16. The stroller frame of claim 10, wherein: the length of the first connecting piece from the upper end to the position pivoted with the rear foot is larger than the length of the first connecting piece from the position pivoted with the rear foot to the position pivoted with the rear side of the front foot.
17. A stroller frame according to any one of claims 1 to 3, wherein: the front lower part of the front foot is connected with a front wheel, and the rear lower part of the rear foot is connected with a rear wheel.
18. A stroller frame according to any one of claims 5 to 7, 9, 11, 14 to 16, wherein: the front lower part of the front foot is connected with a front wheel, and the rear lower part of the rear foot is connected with a rear wheel.
19. The stroller frame of claim 4, wherein: the front lower part of the front foot is connected with a front wheel, and the rear lower part of the rear foot is connected with a rear wheel.
20. The stroller frame of claim 8, wherein: the front lower part of the front foot is connected with a front wheel, and the rear lower part of the rear foot is connected with a rear wheel.
21. The stroller frame of claim 10, wherein: the front lower part of the front foot is connected with a front wheel, and the rear lower part of the rear foot is connected with a rear wheel.
22. The stroller frame of claim 12, wherein: the front lower part of the front foot is connected with a front wheel, and the rear lower part of the rear foot is connected with a rear wheel.
23. The stroller frame of claim 13, wherein: the front lower part of the front foot is connected with a front wheel, and the rear lower part of the rear foot is connected with a rear wheel.
24. A baby carriage frame can be converted between an unfolded state and a folded state, and is characterized in that: the stroller frame comprising a stroller frame according to any one of claims 1 to 3, 12, 17, 22.
25. The stroller frame of claim 24, wherein: still including pushing away handle, third connecting piece, first connecting piece, third connecting piece upside pin joint respectively in push away the different positions of handle, third connecting piece downside pin joint in the back foot, just first connecting piece, third connecting piece downside pin joint respectively in the different positions of back foot, thereby it constitutes into a four-bar linkage to push away handle, first connecting piece, third connecting piece and back foot.
26. A baby carriage frame can be converted between an unfolded state and a folded state, and is characterized in that: the stroller frame comprising a stroller frame according to any one of claims 4 to 11, 14 to 16, 18 to 21, 23.
27. The stroller frame of claim 26, wherein: still including pushing away handle, third connecting piece, first connecting piece, third connecting piece upside pin joint respectively in push away the different positions of handle, third connecting piece downside pin joint in the back foot, just first connecting piece, third connecting piece downside pin joint respectively in the different positions of back foot, thereby it constitutes into a four-bar linkage to push away handle, first connecting piece, third connecting piece and back foot.
28. The stroller frame of claim 27, wherein: the lower side of the third connecting piece is pivoted to the rear foot through a fifth rotating shaft, and the fifth rotating shaft is positioned at the rear side of the first rotating shaft.
29. The stroller frame of claim 28, wherein: the upper side of the first connecting piece is pivoted with the pushing handle through a sixth rotating shaft, the upper side of the third connecting piece is pivoted with the pushing handle through a seventh pivot, and the seventh pivot is positioned on the lower side of the sixth rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020804767.0U CN212709635U (en) | 2020-05-14 | 2020-05-14 | Baby carriage support and baby carriage frame with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020804767.0U CN212709635U (en) | 2020-05-14 | 2020-05-14 | Baby carriage support and baby carriage frame with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212709635U true CN212709635U (en) | 2021-03-16 |
Family
ID=74946137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020804767.0U Active CN212709635U (en) | 2020-05-14 | 2020-05-14 | Baby carriage support and baby carriage frame with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212709635U (en) |
-
2020
- 2020-05-14 CN CN202020804767.0U patent/CN212709635U/en active Active
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