CN211995816U - Folding children's cycle - Google Patents
Folding children's cycle Download PDFInfo
- Publication number
- CN211995816U CN211995816U CN201922305084.0U CN201922305084U CN211995816U CN 211995816 U CN211995816 U CN 211995816U CN 201922305084 U CN201922305084 U CN 201922305084U CN 211995816 U CN211995816 U CN 211995816U
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- side frame
- chassis
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- sliding
- folding
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- 238000000034 method Methods 0.000 claims abstract description 8
- 230000007246 mechanism Effects 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 abstract description 8
- 238000010168 coupling process Methods 0.000 abstract description 8
- 238000005859 coupling reaction Methods 0.000 abstract description 8
- 239000004744 fabric Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a folding buggy, comprising a chassis component, a first side frame, a second side frame and a connecting component, wherein the connecting component comprises at least one cross member, the cross member comprises a rotating rod and a sliding rod which are connected in a rotating way, one end of the rotating rod is connected with the first side frame or the second side frame in a rotating way, and one end of the sliding rod can rotate and can be connected with the first side frame or the second side frame in a sliding way; when the baby carriage is in an opening state, the chassis component is unfolded, the first side frame and the second side frame are relatively far away, and the rotating rod and the sliding rod are relatively unfolded; when the baby carriage is in a folded state, the chassis assembly is folded, the first side frame and the second side frame are relatively close to each other, and the rotating rod and the sliding rod are relatively close to each other. This folding perambulator, the chassis has sufficient intensity, and at the folding in-process of perambulator, coupling assembling's cross framework design makes coupling assembling participate in whole car folding, and does not influence the folding back volume of whole car, and the whole flat of perambulator after folding.
Description
Technical Field
The utility model relates to a folding child's bike.
Background
The child vehicle is a common child walking tool, wherein one structure of the child vehicle comprises a chassis, wheels arranged below the chassis and a side frame connected with the chassis, the side frame and the chassis form an accommodating space together, and a child can sit or lie on the chassis. The child cart with the structure can be dragged and pushed. The handle can be independently arranged, and the side frame can also be used as the handle when the bicycle is dragged or pushed. This type of child's bike, when the child takes wherein, the chassis is direct load-carrying spare, therefore the intensity of chassis structure is especially important, and on the other hand, in order to deposit and convenient to carry, child's bike need design for folding structure, consequently requires whole car structure simple light again.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model aims to provide a folding child's bike.
In order to achieve the above purpose, the utility model discloses a technical scheme is: a folding buggy has an opening state and a folding state, and comprises a chassis assembly, a first side frame and a second side frame which are arranged at the front side and the rear side of the chassis assembly, and wheels which are respectively connected below the first side frame and the second side frame, wherein a connecting assembly is connected between the first side frame and the second side frame and comprises at least one cross member, the cross member comprises a rotating rod and a sliding rod which are rotatably connected with each other, one end of the rotating rod is rotatably connected with the first side frame or the second side frame, and one end of the sliding rod can be rotatably and slidably connected with the first side frame or the second side frame;
when the baby carriage is in an opening state, the chassis component is unfolded, the first side frame and the second side frame are relatively far away, and the rotating rod and the sliding rod are relatively unfolded; when the baby carriage is in a folded state, the chassis assembly is folded, the first side frame and the second side frame are relatively close to each other, and the rotating rod and the sliding rod are relatively close to each other.
Furthermore, the connecting assembly comprises a first cross member and a second cross member which are respectively connected with the first side frame and the second side frame, the first cross member comprises a first rotating rod and a first sliding rod which are rotatably connected with each other, one end of the first rotating rod is rotatably connected with the first side frame, and one end of the first sliding rod can be rotatably and slidably connected with the first side frame; the second cross component includes second dwang and the second slide bar that rotates the connection mutually, and the one end and the second side frame of second dwang rotate mutually and are connected, and the one end and the second side frame of second slide bar can enough rotate and can be connected with the slip.
Furthermore, the connecting assembly further comprises a cross-shaped strut connected between the first cross-shaped member and the second cross-shaped member, the cross-shaped strut comprises a first connecting rod and a second connecting rod which are rotatably connected with each other, two ends of the first connecting rod are respectively rotatably connected with the other end of the first rotating rod and the other end of the second sliding rod, and two ends of the second connecting rod are respectively rotatably connected with the other end of the second rotating rod and the other end of the first sliding rod; when the baby carriage is in an opening state, the first connecting rod and the second connecting rod are relatively unfolded; the first and second links are relatively close together when the stroller is in the collapsed position.
Furthermore, the middle parts of the first connecting rod and the second connecting rod are both sunken downwards, so that the cross-shaped support frame forms an accommodating space below the chassis assembly.
Further, a limiting mechanism which can enable the rotating rod and the sliding rod in the cross member to keep relatively unfolded when the child car is in an opening state is arranged on the chassis assembly.
Furthermore, the limiting mechanism comprises a limiting top piece arranged on the chassis component, when the baby carriage is in an opening state, the limiting top piece directly or indirectly abuts against one end of the sliding rod so as to limit the relative sliding between one end of the sliding rod and the first side frame or the second side frame connected with the sliding rod, and when the baby carriage is in a transition state from the opening state to a folding state, the limiting top piece is separated from one end of the sliding rod along with the folding of the chassis component.
Furthermore, the first underframe is provided with two first bottom rods which are respectively positioned at the left side and the right side of the buggy and a first bottom connecting rod connected between the two first bottom rods, the first bottom connecting rod is erected on the first cross-shaped member, and the second underframe is provided with two second bottom rods which are respectively positioned at the left side and the right side of the buggy and a second bottom connecting rod connected between the two second bottom rods; when the baby carriage is in an opening state, the second bottom connecting rod is arranged on the second cross-shaped component in a lapping mode.
Further, the chassis assembly comprises a first underframe and a second underframe, one ends of the first underframe and the second underframe are respectively in rotating connection with the first side frame and the second side frame, the other ends of the first underframe and the second underframe are in rotating connection with each other, when the baby carriage is in an opening state, the first underframe and the second underframe are relatively unfolded and are in the same plane, when the baby carriage is in transition from the opening state to a folding state, the other ends of the first underframe and the second underframe move upwards, and the first underframe and the second underframe are relatively close to each other to enable the first side frame and the second side frame to be close to each other.
Furthermore, the first side frame comprises two first side rods respectively positioned at the left side and the right side of the baby carriage and a first cross rod connected between the two first side rods, one end of the first rotating rod is rotatably connected to the first cross rod, a slidable first sliding sleeve is arranged on the first cross rod, and one end of the first sliding rod is rotatably connected to the first sliding sleeve; the second side frame comprises two second side rods respectively positioned at the left side and the right side of the baby carriage and a second cross rod connected between the two second side rods, one end of the second rotating rod is rotatably connected onto the second cross rod, a slidable second sliding sleeve is arranged on the second cross rod, and one end of the second sliding rod is rotatably connected onto the second sliding sleeve.
Furthermore, a pull rod is rotatably connected to the second side frame.
Owing to adopt above-mentioned technical scheme, this folding perambulator, through its structural design, when the open mode, coupling assembling's setting makes the whole chassis of perambulator have sufficient intensity, at the folding in-process of perambulator, coupling assembling's cross framework design makes coupling assembling participate in whole car folding, and does not influence the folding back volume of whole car, and the whole flat of perambulator after folding has greatly reduced occupation space, and it is very convenient to deposit and carry.
Drawings
Fig. 1 is a schematic structural view of a folding child car in an open state according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of the folding child's vehicle shown in FIG. 1 during the folding process;
fig. 3 is a schematic structural view of the folding child's vehicle shown in fig. 1 in a folded state.
The reference numbers in the figures are:
1. a first side frame; 11. a first side bar; 12. a first cross bar; 2. a second side frame; 21. a second side bar; 22. a second cross bar; 3. a first chassis; 31. a first limit top piece; 32. a first bottom bar; 33. a first bottom link; 4. a second chassis; 41. a second limit top piece; 42. a second bottom bar; 43. a second bottom link; 5. a first cross member; 51. a first rotating lever; 52. a first slide bar; 53. a first sliding sleeve; 6. a second cross member; 61. a second rotating lever; 62. a second slide bar; 63. a second sliding sleeve; 7. a cross-shaped support frame; 71. a first link; 72. a second link; 8. a wheel; 9. a pull rod; 91. a lower pull rod; 92. and (4) an upper pull rod.
Detailed Description
The following detailed description of the preferred embodiments of the invention, taken in conjunction with the accompanying drawings, enables those skilled in the art to more readily understand the advantages and features of the invention.
The terms "front and rear sides" in the following embodiments refer to a pair of opposite sides of the child's vehicle, and the "front" and "rear" are defined according to the normal usage habit of the child's vehicle, the forward direction of the child's vehicle is "front", whereas the reverse direction is "rear", and the "left" and "right" in the "left and right sides" refer to another pair of opposite sides of the child's vehicle.
Referring to fig. 1 to 3 of the drawings, a folding buggy in the present embodiment has an open condition and a folded condition. The foldable child car comprises a chassis assembly, a first side frame 1 and a second side frame 2 which are arranged on the front side and the rear side of the chassis assembly, wheels 8 which are respectively connected below the first side frame 1 and the second side frame 2, and a connecting assembly connected between the first side frame 1 and the second side frame 2. A sitting space for sitting the child is enclosed among the chassis assembly, the first side frame 1 and the second side frame 2 through cloth sleeves.
The first side frame 1 comprises two first side rods 11 respectively positioned at the left side and the right side of the child car and a first cross rod 12 connected between the two first side rods 11, and the wheels 8 are connected to the bottoms of the first side rods 11. The second side frame 2 comprises two second side rods 21 respectively positioned at the left side and the right side of the child car, and a second cross rod 22 connected between the two second side rods 21, and the wheels 8 are connected at the bottoms of the second side rods 21.
The chassis assembly comprises a first chassis 3 and a second chassis 4, one end of which is respectively rotatably connected with the first side frame 1 and the second side frame 2, and the other end of which is rotatably connected with each other, specifically, one end of the first chassis 3 and one end of the second chassis 4 are respectively rotatably connected on the first side rod 11 and the second side rod 21. When the baby carriage is in an opening state, the first underframe 3 and the second underframe 4 are relatively unfolded and are in the same plane, in the process of transition of the baby carriage from the opening state to a folding state, one end, connected with each other, of the first underframe 3 and the second underframe 4 moves upwards, the first underframe 3 and the second underframe 4 are relatively close to each other, so that the first side frame 1 and the second side frame 2 are close to each other, and after the first side frame 1 and the second side frame 2 are close to each other, wheels 8 below the second side frame 2 are located on the inner sides of the wheels 8 below the first side frame 1. The first chassis 3 has two first bottom bars 32 located on the left and right sides of the buggy, a first bottom link 33 is provided between the two first bottom bars 32, the first bottom link 33 is set up on the first cross member 5 of the connecting assembly when the buggy is in the open state; the second chassis 4 has two second bottom bars 42 on the left and right sides of the buggy, and a second bottom link 43 is provided between the two second bottom bars 42, the second bottom link 43 being laid on the second cross member 6 of the connecting assembly when the buggy is in the unfolded state. The first cross member 5 and the second cross member 6 will be described in detail below.
The connecting assembly comprises at least one cross member, the cross member comprises a rotating rod and a sliding rod which are connected in a rotating mode, one end of the rotating rod is connected with the first side frame 1 or the second side frame 2 in a rotating mode, one end of the sliding rod can rotate and can be connected with the first side frame 1 or the second side frame 2 in a sliding mode, and the sliding direction of one end of the sliding rod is the left-right direction. When the baby carriage is in an opening state, the rotating rod and the sliding rod are relatively unfolded; when the baby carriage is in a folding state, the rotating rod and the sliding rod are relatively close to each other.
In this embodiment, there are two sets of cross members, including a first cross member 5 and a second cross member 6, which are connected to the first side frame 1 and the second side frame 2, respectively. The first cross member 5 includes a first rotating rod 51 and a first sliding rod 52 which are rotatably connected, one end of the first rotating rod 51 is rotatably connected to the first side frame 1, and one end of the first sliding rod 52 is rotatably and slidably connected to the first side frame 1. Specifically, one end of the first rotating rod 51 is rotatably connected to the first cross bar 12, the first cross bar 12 is provided with a slidable first sliding sleeve 53, and one end of the first sliding rod 52 is rotatably connected to the first sliding sleeve 53. The second cross member 6 includes a second rotating rod 61 and a second sliding rod 62 which are rotatably connected with each other, one end of the second rotating rod 61 is rotatably connected with the second side frame 2, and one end of the second sliding rod 62 is connected with the second side frame 2 in a rotatable and slidable manner. Specifically, one end of the second rotating rod 61 is rotatably connected to the second cross rod 22, a slidable second sliding sleeve 63 is disposed on the second cross rod 22, and one end of the second sliding rod 62 is rotatably connected to the second sliding sleeve 63.
In this embodiment, the middle portions of the first rotating rod 51, the first sliding rod 52, the second rotating rod 61 and the second sliding rod 62 of the connecting assembly are all recessed downward appropriately to avoid the first bottom link 33 and the second bottom link 43, and both end portions of the first rotating rod 51, the first sliding rod 52, the second rotating rod 61 and the second sliding rod 62 are all in the same plane with the first chassis 3 and the second chassis 4.
In a more preferred embodiment, the connecting assembly further comprises a cross bracket 7 connected between the first cross member 5 and the second cross member 6, the cross bracket 7 comprises a first connecting rod 71 and a second connecting rod 72 which are rotatably connected, two ends of the first connecting rod 71 are rotatably connected with the other end of the first rotating rod 51 and the other end of the second sliding rod 62 respectively, and two ends of the second connecting rod 72 are rotatably connected with the other end of the second rotating rod 61 and the other end of the first sliding rod 52 respectively. When the baby carriage is in the unfolded state, the first connecting rod 71 and the second connecting rod 72 are relatively unfolded; when the baby carriage is in a folding state, the rotating rod and the sliding rod are relatively close to each other. Preferably, the middle portions of the first link 71 and the second link 72 are both recessed downwardly so that the cross brace 7 forms a receiving space below the chassis assembly into which the feet and legs of a child can be placed when the child is seated on the chassis assembly.
The chassis component is provided with a limiting mechanism which can enable the rotating rod and the sliding rod in the cross member to keep relatively unfolded when the child car is in an opening state. The stopper mechanism in this embodiment includes a first stopper top 31 and a second stopper top 41 provided on the first chassis 3 and the second chassis 4, respectively. When the stroller is in the open state, the first stopper top 31 and the second stopper top 41 respectively abut against one end of the first sliding rod 51 and one end of the second sliding rod 52, specifically, the first stopper top 31 abuts against the first sliding sleeve 53, and the second stopper top 41 abuts against the second sliding sleeve 63, so as to limit the relative sliding between one end of the first sliding rod 51 and the first side frame 1 and the relative sliding between one end of the second sliding rod 52 and the second side frame 2. When the baby carriage is in the process of transition from the unfolded state to the folded state, the first limit top part 31 and the second limit top part 41 are respectively separated from the first sliding sleeve 53 and the second sliding sleeve 63 along with the rotation of the first chassis 3 and the second chassis 4, so that the first sliding rod 51 and the first side frame 1 can slide relatively, and the second sliding rod 52 and the second side frame 2 can slide relatively.
The second side frame 2 is rotatably connected with a pull rod 9. Specifically, the pull rod 9 includes a lower pull rod 91 having a lower portion rotatably connected to a lower portion of the second side frame 2, and an upper pull rod 92 telescopically connected to the lower pull rod 91.
Folding principle of the baby carriage:
when the child car is folded, the connecting part of the first underframe 3 and the second underframe 4 is lifted upwards, so that the first underframe 3 and the second underframe 4 rotate and approach each other, and the first side frame 1 and the second side frame 2 are driven to approach each other; meanwhile, due to the rotation of the first chassis 3 and the second chassis 4, the first limit top piece 31 and the second limit top piece 41 are separated from the first sliding sleeve 53 and the second sliding sleeve 63, so that one end of the first sliding rod 51 and one end of the first side frame 1 and one end of the second sliding rod 52 and the second side frame 2 can slide relatively, and along with the mutual approach between the first side frame 1 and the second side frame 2, the rod pieces in the first cross-shaped framework 5, the second cross-shaped framework 6 and the cross-shaped framework 7 can rotate mutually and approach each other. The lower and upper tie rods 91 and 92 are contracted, and the tie rod 9 is rotated to be brought close to the second side frame 2. Until the folding of the whole vehicle is finished.
The folding perambulator in the above-mentioned embodiment, through its structural design, when the open mode, coupling assembling's setting makes the whole chassis of perambulator have sufficient intensity, at the folding in-process of perambulator, coupling assembling's cross framework design makes coupling assembling participate in whole car folding, and does not influence the folding back volume of whole car, and the whole flat of perambulator after folding has greatly reduced occupation space, deposits and carry very conveniently.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot 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 by the protection scope of the present invention.
Claims (10)
1. The utility model provides a folding child's bike, its has open mode and fold condition, folding child's bike includes the chassis subassembly, sets up first side frame (1) and second side frame (2) of both sides around the chassis subassembly, connect respectively wheel (8) of first side frame (1) and second side frame (2) below, its characterized in that: a connecting assembly is connected between the first side frame (1) and the second side frame (2), the connecting assembly comprises at least one cross member, the cross member comprises a rotating rod and a sliding rod which are connected in a rotating mode, one end of the rotating rod is connected with the first side frame (1) or the second side frame (2) in a rotating mode, and one end of the sliding rod can be connected with the first side frame (1) or the second side frame (2) in a rotating and sliding mode;
when the child car is in an open state, the chassis assembly is unfolded, the first side frame (1) and the second side frame (2) are relatively far away, and the rotating rod and the sliding rod are relatively unfolded; when the child's bike is in a folded state, the chassis assembly is folded, the first side frame (1) and the second side frame (2) are relatively close to each other, and the rotating rod is relatively close to the sliding rod.
2. The folding child's vehicle of claim 1, characterized in that: the connecting assembly comprises a first cross member (5) and a second cross member (6) which are respectively connected with the first side frame (1) and the second side frame (2), the first cross member (5) comprises a first rotating rod (51) and a first sliding rod (52) which are rotatably connected with each other, one end of the first rotating rod (51) is rotatably connected with the first side frame (1), and one end of the first sliding rod (52) and the first side frame (1) can be rotatably and slidably connected; the second cross component (6) is including second dwang (61) and second slide bar (62) that rotate the connection mutually, the one end of second dwang (61) with second side bearer (2) rotate the connection mutually, the one end of second slide bar (62) with second side bearer (2) can enough rotate and can connect with sliding.
3. The folding child's vehicle of claim 2, characterized in that: the connecting assembly further comprises a cross-shaped strut (7) connected between the first cross member (5) and the second cross member (6), the cross-shaped strut comprises a first connecting rod (71) and a second connecting rod (72) which are rotatably connected with each other, two ends of the first connecting rod (71) are rotatably connected with the other end of the first rotating rod (51) and the other end of the second sliding rod (62) respectively, and two ends of the second connecting rod (72) are rotatably connected with the other end of the second rotating rod (61) and the other end of the first sliding rod (52) respectively; when the child's vehicle is in the open state, the first connecting rod (71) and the second connecting rod (72) are relatively unfolded; when the child's vehicle is in a folded state, the first link (71) and the second link (72) are relatively close together.
4. The folding child's vehicle of claim 3, characterized in that: the middle parts of the first connecting rod (71) and the second connecting rod (72) are both sunken downwards, so that the cross-shaped support frame (7) forms an accommodating space below the chassis assembly.
5. The folding child's vehicle of claim 1, characterized in that: and the chassis component is provided with a limiting mechanism which can enable the rotating rod and the sliding rod in the cross member to keep relatively unfolded when the buggy is in an opening state.
6. The folding child's vehicle of claim 5, characterized in that: the limiting mechanism comprises a limiting top piece arranged on the chassis component, when the buggy is in an opening state, the limiting top piece directly or indirectly supports against one end of the sliding rod to limit one end of the sliding rod and relative sliding between the first side frame (1) and the second side frame (2) connected with the sliding rod, and when the buggy is in a transition process from the opening state to a folding state, the limiting top piece is separated from one end of the sliding rod along with the folding of the chassis component.
7. The folding child's vehicle of claim 2, characterized in that: the chassis assembly comprises a first chassis (3) and a second chassis (4), one end of the first chassis (3) is respectively in rotating connection with the first side frame (1) and the second side frame (2), the other end of the first chassis (3) is in rotating connection with the other end of the second chassis (4), the first chassis (3) is provided with two first bottom rods (32) which are respectively positioned at the left side and the right side of the buggy, and a first bottom connecting rod (33) connected between the two first bottom rods (32), the second chassis (4) is provided with two second bottom rods (42) which are respectively positioned at the left side and the right side of the buggy, and a second bottom connecting rod (43) connected between the two second bottom rods (42); when the buggy is in the open state, the first bottom link (33) is set up on the first cross member (5) and the second bottom link (43) is set up on the second cross member (6).
8. The folding child's vehicle of claim 1, characterized in that: the chassis subassembly include one end respectively with first side bearer (1) and second side bearer (2) looks rotation connection and the mutual rotation connection's of other end first chassis (3) and second chassis (4), work as when the perambulator is in the open mode, first chassis (3) and second chassis (4) expand relatively and are in the coplanar, work as the perambulator is from the in-process of open mode to fold condition transition, the other end of first chassis (3) and second chassis (4) upwards removes, first chassis (3) and second chassis (4) draw close relatively and make first side bearer (1) and second side bearer (2) are close to each other.
9. The folding child's vehicle of claim 2, characterized in that: the first side frame (1) comprises two first side rods (11) respectively positioned at the left side and the right side of the buggy and a first cross rod (12) connected between the two first side rods (11), one end of the first rotating rod (51) is rotatably connected to the first cross rod (12), a slidable first sliding sleeve (53) is arranged on the first cross rod (12), and one end of the first sliding rod (52) is rotatably connected to the first sliding sleeve (53); second side bearer (2) are including two second side lever (21), the connection that are located the left and right sides of perambulator respectively second horizontal pole (22) between two second side lever (21), the one end of second dwang (61) is rotated and is connected on second horizontal pole (22), be provided with slidable second sliding sleeve (63) on second horizontal pole (22), the one end of second sliding rod (62) is rotated and is connected on second sliding sleeve (63).
10. The folding child's vehicle of claim 1, characterized in that: and the second side frame (2) is rotatably connected with a pull rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922305084.0U CN211995816U (en) | 2019-12-20 | 2019-12-20 | Folding children's cycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922305084.0U CN211995816U (en) | 2019-12-20 | 2019-12-20 | Folding children's cycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211995816U true CN211995816U (en) | 2020-11-24 |
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ID=73408658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922305084.0U Active CN211995816U (en) | 2019-12-20 | 2019-12-20 | Folding children's cycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211995816U (en) |
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2019
- 2019-12-20 CN CN201922305084.0U patent/CN211995816U/en active Active
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