CN110667684B - Improved structure of baby carriage frame - Google Patents
Improved structure of baby carriage frame Download PDFInfo
- Publication number
- CN110667684B CN110667684B CN201810738876.4A CN201810738876A CN110667684B CN 110667684 B CN110667684 B CN 110667684B CN 201810738876 A CN201810738876 A CN 201810738876A CN 110667684 B CN110667684 B CN 110667684B
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- China
- Prior art keywords
- rod
- frame
- hinged
- support rod
- hand push
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B7/00—Carriages for children; Perambulators, e.g. dolls' perambulators
- B62B7/04—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
- B62B7/06—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
- B62B7/08—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis
- B62B7/083—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis the wheel axes being moved from each other during folding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B7/00—Carriages for children; Perambulators, e.g. dolls' perambulators
- B62B7/04—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
- B62B7/06—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
- B62B7/062—Coupling unit between front wheels, rear wheels and handle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B7/00—Carriages for children; Perambulators, e.g. dolls' perambulators
- B62B7/04—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
- B62B7/06—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
- B62B7/08—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis
- B62B7/086—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis becoming smaller in all three dimensions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B7/00—Carriages for children; Perambulators, e.g. dolls' perambulators
- B62B7/04—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
- B62B7/06—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
- B62B7/10—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable by folding down the body to the wheel carriage or by retracting projecting parts into the box-shaped body
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- Engineering & Computer Science (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 improved structure of a baby carriage framework, wherein the upper end of a rear frame (2) is rotatably connected with the upper end of a front frame (1); the lower end of the front support rod (3) is rotationally connected with the upper end of the rear frame (2); the position of the hand push rod (4) close to the lower end thereof is hinged with the upper end of the front support rod (3); the upper end of the rear stay bar (5) is hinged with the lower end of the hand push bar (4), the lower end of the rear stay bar (5) is hinged with the rear frame (2), and a rear connecting rod (6) is arranged on the rear stay bar (5); the front end of the front connecting rod (7) is hinged on the front frame (1), and the rear end of the front connecting rod (7) is hinged with the rear connecting rod (6); the sliding sleeve (8) is hinged on the front support rod (3), a sliding rod (9) capable of sliding in the sliding sleeve (8) is arranged in the sliding sleeve (8), the sliding rod (9) comprises a straight section (91) and a bending section (92), and the lower end of the bending section (92) is hinged with the rear support rod (5). The folding chair has the advantages of simple structure, convenient operation and small volume after being folded.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to an improved structure of a baby carriage framework.
[ background of the invention ]
At present, the baby carriage becomes an indispensable article for the growth process of children. The baby carriage framework on the market can be folded or unfolded generally, but the framework structure of the existing baby carriage framework is very complex, so that the baby carriage framework is heavy, people have great labor when folding, the operation is inconvenient, and the folding baby carriage framework is large in size and inconvenient to carry.
Therefore, the present invention has been made in view of the above disadvantages
[ summary of the invention ]
The invention aims to overcome the defects of the prior art and provides an improved structure of a baby carriage framework, which has the advantages of simple structure, convenience in operation and small folded volume.
The invention is realized by the following technical scheme:
perambulator skeleton improves structure, can move to folding position from the expansion position, its characterized in that: the method comprises the following steps:
the front frame 1, the said front frame 1 connects with the front wheel 1 a;
the rear frame 2 is connected with a rear wheel 2a, and the upper end of the rear frame 2 is rotatably connected with the upper end of the front frame 1;
the lower end of the front support rod 3 is rotatably connected with the upper end of the rear frame 2;
the hand push rod 4 is hinged with the upper end of the front support rod 3 at the position close to the lower end of the hand push rod 4;
the upper end of the rear support rod 5 is hinged with the lower end of the hand push rod 4, the lower end of the rear support rod 5 is hinged with the rear frame 2, and the rear support rod 5 is also provided with a rear connecting rod 6 which is bent relative to the rear support rod and extends towards the front frame 1;
the front end of the front connecting rod 7 is hinged on the front frame 1, and the rear end of the front connecting rod 7 is hinged with the rear connecting rod 6;
the sliding sleeve 8, the sliding sleeve 8 articulate in preceding vaulting pole 3, the sliding sleeve 8 in be equipped with the slide bar 9 that can slide in it, slide bar 9 include straight section 91 and relative straight section 91 bending section 92 of buckling downwards, the lower extreme of bending section 92 articulated with back vaulting pole 5.
The improved structure of the baby carriage framework is characterized in that: the baby carriage framework further comprises a handrail assembly 10, the handrail assembly 10 comprises a linkage rod 101 hinged to the front supporting rod 3, a handrail rod 102 is hinged to the upper end of the linkage rod 101, the lower end of the handrail rod 102 is hinged to an extension portion 103 which is arranged on the bending section 92 and extends backwards, and a U-shaped handrail 104 detachably connected with the handrail rod 102 is arranged at the upper end of the handrail rod.
The improved structure of the baby carriage framework is characterized in that: the extending part 103 is a V-shaped rod with a backward opening, one side of the V-shaped rod is fixedly connected with the bending section 92, and the other side of the V-shaped rod is hinged with the lower end of the grab bar 102.
The improved structure of the baby carriage framework is characterized in that: the locking device of the baby carriage framework is arranged between the front support rod 3 and the hand push rod 4.
The improved structure of the baby carriage framework is characterized in that: the locking device comprises a left shell 111 arranged at the upper end of the front support rod 3 and a right shell 112 arranged on the hand push rod 4 and capable of rotating relative to the left shell 111, a cavity is defined by the left shell 111 and the right shell 112, a plurality of inclined grooves 113 with inclined planes are arranged on the right shell 112 in a circumferential array mode, a rotating block 114 capable of rotating and moving transversely is arranged in the cavity, a plurality of inclined bosses 115 capable of being matched with the inclined grooves 113 are arranged on the rotating block 114, a spline 116 capable of being pushed by the rotating block 111 to move transversely when the rotating block 111 rotates is arranged between the rotating block 114 and the left shell 111, a clamping groove 117 capable of being clamped with the spline 116 simultaneously is arranged on the left shell 111 and the right shell 112, a spring 118 is further arranged between the left shell 111 and the spline 116, and a pull cable 119 used for pulling the rotating block 114 to rotate is arranged in the hand push rod 4.
The improved structure of the baby carriage framework is characterized in that: the front end of the straight section is also connected with a leg support rod 12 which can rotate relative to the straight section.
The improved structure of the baby carriage framework is characterized in that: the hand push rod 4 is provided with a detachable cup sleeve 13.
The improved structure of the baby carriage framework is characterized in that: the hand push rod 4 is provided with a rotatable lock hook 14, and the rear frame 2 is provided with a lock pin 15 which is matched with the lock hook 14 when the baby carriage framework is folded to keep the folding state of the baby carriage framework.
Compared with the prior art, the invention has the following advantages: when the baby carriage framework is folded, the hand push rod is pushed forwards and downward acting force is applied to the hand push rod, so that the lower end of the hand push rod moves backwards and downwards to drive the upper end of the front support rod and the upper end of the rear support rod to move downwards and gradually draw close to the rear frame, the sliding rod slides backwards in the sliding sleeve in the process that the upper end of the rear support rod and the upper end of the front support rod move downwards, the rear support rod rotates around the hinged position of the rear support rod and the rear frame when the upper end of the rear support rod moves downwards, therefore, the front end of the rear connecting rod which is arranged on the rear support rod and bent relative to the rear support rod tilts upwards, the front connecting rod is pulled in the tilting process, the front frame is drawn to draw close to the rear frame through the front connecting rod, the whole process is matched through the connecting rod mechanism, the folding is smooth, the size is small after the folding is finished, and the baby carriage framework is convenient to carry.
[ description of the drawings ]
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is one of the side views during folding of the present invention;
FIG. 4 is a second side view of the present invention during folding;
FIG. 5 is a side view of the present invention in a folded state;
fig. 6 is an exploded view of the components of the present invention.
[ detailed description ] embodiments
The invention is further described below with reference to the accompanying drawings:
as shown in fig. 1 to 5, the improved structure of the stroller frame, which can move from the unfolded position to the folded position, comprises:
the front frame 1, the said front frame 1 connects with the front wheel 1 a;
the rear frame 2 is connected with a rear wheel 2a, and the upper end of the rear frame 2 is rotatably connected with the upper end of the front frame 1;
the lower end of the front support rod 3 is rotatably connected with the upper end of the rear frame 2;
the hand push rod 4 is hinged with the upper end of the front support rod 3 at the position close to the lower end of the hand push rod 4;
the upper end of the rear support rod 5 is hinged with the lower end of the hand push rod 4, the lower end of the rear support rod 5 is hinged with the rear frame 2, and the rear support rod 5 is also provided with a rear connecting rod 6 which is bent relative to the rear support rod and extends towards the front frame 1;
the front end of the front connecting rod 7 is hinged on the front frame 1, and the rear end of the front connecting rod 7 is hinged with the rear connecting rod 6;
sliding sleeve 8, sliding sleeve 8 articulate in preceding vaulting pole 3 on, sliding sleeve 8 in be equipped with the slide bar 9 that can slide in it, the seat of perambulator skeleton can set up on slide bar 9, slide bar 9 include the bending segment 92 of straight section 91 and relative straight section 91 bending down, the lower extreme of bending segment 92 articulated with back vaulting pole 5.
As shown in fig. 2 to 5, when the stroller frame is folded, the push rod 4 is pushed forward and applies a downward force to the push rod 4, so that the lower end of the push rod 4 moves downward and backward to drive the upper end of the front stay 3 and the upper end of the rear stay 5 to move downward and gradually draw close to the rear frame 2, during the downward movement of the upper end of the rear stay 5 and the upper end of the front stay 3, the sliding rod 9 slides backward in the sliding sleeve 8, when the upper end of the rear stay 5 moves downward, the rear stay 5 rotates around the hinge position with the rear frame 2, so that the front end of the rear connecting rod 6, which is arranged on the rear stay 5 and bent relative to the rear stay 5, is tilted upward, the front connecting rod 7 is pulled during tilting, so that the front frame 1 is drawn close to the rear frame 2 by the front connecting rod 7, thereby completing the folding of the entire stroller frame, and the entire process is smoothly folded by the cooperation of the connecting rod mechanisms, and after the folding is finished, the volume is small, and the carrying is convenient.
As shown in fig. 1 to 3, the stroller frame further includes a handrail assembly 10, the handrail assembly 10 includes a linkage rod 101 hinged to the front support rod 3, an upper end of the linkage rod 101 is hinged to a handrail rod 102, a lower end of the handrail rod 102 is hinged to an extension portion 103 which is arranged on the bending section 92 and extends backwards, and a U-shaped handrail 104 detachably connected to the upper end of the handrail rod 102. Because the sliding rod 9 can slide backwards in the sliding sleeve 8, when the baby carriage framework is folded, the handrail rod 102 and the linkage rod 101 can rotate relatively to generate linkage, so that the handrail assembly 10 can be folded along with the frame. The U-shaped handrail 104 does not need to be disassembled when the baby carriage framework is folded, and the operation is very convenient and fast.
As shown in fig. 2 to 4, the extending portion 103 is a V-shaped rod with a backward opening, one side of the V-shaped rod is fixedly connected with the bending section 92, and the other side of the V-shaped rod is hinged with the lower end of the grab bar 102. Therefore, one side of the V-shaped rod can be connected with the bending section 92 through at least two rivets, so that the connection is ensured to be firm, and the appearance of the baby carriage framework is more attractive.
As shown in fig. 6, the locking device of the stroller frame is disposed between the front stay 3 and the handle bar 4.
As shown in fig. 6, the locking device includes a left housing 111 provided at an upper end of the front stay 3 and a right housing 112 provided at the handle bar 4 and rotatable with respect to the left housing 111, the left shell 111 and the right shell 112 enclose a cavity, a plurality of inclined grooves 113 with inclined planes are arranged on the circumference of the right shell 112 in an array manner, a rotating block 114 which can rotate and transversely move in the cavity is arranged in the cavity, a plurality of inclined bosses 115 which can be matched with the inclined grooves 113 are arranged on the rotating block 114, a spline 116 which can be pushed by the rotating block 111 to move transversely when the rotating block 111 rotates is arranged between the rotating block 114 and the left shell 111, the left shell 111 and the right shell 112 are provided with a slot 117 capable of engaging with the spline 116 at the same time (the slot on the left shell 111 is not shown in the figure), a spring 118 is further disposed between the left housing 111 and the spline 116, and a pull cable 119 for pulling the rotation block 114 to rotate is disposed in the handle bar 4. When the baby carriage is unlocked, the inhaul cable 119 is pulled, the rotating block 114 rotates, the inclined boss 115 and the inclined groove 113 which are clamped with each other originally move relatively, the inclined surface of the inclined groove 113 pushes the inclined surface on the inclined boss 115 in the rotating process of the rotating block 114, so that the rotating block 114 and the inclined boss 115 move transversely, the rotating block 114 pushes the spline 116 to move transversely when moving transversely, the spring 118 is compressed, the spline 116 exits from the clamping groove 117 on the right shell 112 and completely enters the clamping groove on the left shell 111, the left shell 111 and the right shell 112 can rotate at the moment, the locking device is unlocked at the moment, and then the hand push rod 4 is pushed forwards to fold the baby carriage framework. When the stroller frame is unfolded, the left shell 111 and the right shell 112 rotate relatively, the inclined boss 115 on the rotating block 114 is clamped into the inclined groove 113, the spring 118 pushes the spline 116 to move transversely, and two sides of the spline 116 are clamped into the clamping grooves 117 on the left shell 111 and the right shell 112 respectively, so that the left shell 111 and the right shell 112 cannot rotate, and the unfolding and locking of the stroller frame are maintained. The whole locking device is simple in structure and convenient to operate.
As shown in fig. 1 to 3, the front end of the straight section is further connected with a leg support rod 12 which can rotate relative to the straight section. The user can rotate the leg support 12 to place the child's leg in a comfortable position.
As shown in fig. 1 to 3, the handle 4 is provided with a detachable cup 13. The cup of the user can be placed in the cup sleeve 13, and the cup is convenient and quick to use.
As shown in fig. 2 to 3, the handle bar 4 is provided with a rotatable latch hook 14, and the rear frame 2 is provided with a latch 15 which cooperates with the latch hook 14 when the stroller frame is folded to maintain the folded state of the stroller frame.
Claims (6)
1. Perambulator skeleton improves structure, can move to folding position from the expansion position, its characterized in that: the method comprises the following steps:
the front frame (1), the front frame (1) is connected with a front wheel (1 a);
the rear frame (2) is connected with a rear wheel (2a), and the upper end of the rear frame (2) is rotatably connected with the upper end of the front frame (1);
the lower end of the front support rod (3) is rotatably connected with the upper end of the rear frame (2);
the upper end of the front support rod (3) is hinged with the upper end of the hand push rod (4) close to the lower end of the hand push rod (4);
the upper end of the rear support rod (5) is hinged with the lower end of the hand push rod (4), the lower end of the rear support rod (5) is hinged with the rear frame (2), and the rear support rod (5) is also provided with a rear connecting rod (6) which is bent relative to the rear support rod and extends towards the front frame (1);
the front end of the front connecting rod (7) is hinged on the front frame (1), and the rear end of the front connecting rod (7) is hinged with the rear connecting rod (6);
the sliding sleeve (8) is hinged to the front support rod (3), a sliding rod (9) capable of sliding in the sliding sleeve (8) is arranged in the sliding sleeve (8), the sliding rod (9) comprises a straight section (91) and a bending section (92) bent downwards relative to the straight section (91), and the lower end of the bending section (92) is hinged to the rear support rod (5);
perambulator skeleton improve structure still include handrail component (10), handrail component (10) including articulated gangbar (101) in front strut (3), the upper end of gangbar (101) articulated have handrail rod (102), handrail rod (102) lower extreme with establish on bending section (92) and extension (103) articulated backward that extend, handrail rod (102) upper end be equipped with U-shaped handrail (104) that can dismantle the connection, extension (103) be the V-arrangement pole that the opening is backward, one side and bending section (92) fixed connection of V-arrangement pole, the opposite side and handrail rod (102) lower extreme of V-arrangement pole are articulated.
2. The stroller frame improvement according to claim 1, wherein: the locking device of the improved structure of the baby carriage framework is arranged between the front support rod (3) and the hand push rod (4).
3. The stroller frame improvement structure of claim 2, wherein: the locking device comprises a left shell (111) arranged at the upper end of the front support rod (3) and a right shell (112) arranged on the hand push rod (4) and capable of rotating relative to the left shell (111), a cavity is defined by the left shell (111) and the right shell (112), a plurality of inclined grooves (113) with inclined planes are circumferentially arrayed on the right shell (112), a rotating block (114) capable of rotating in the cavity and moving transversely is arranged in the cavity, a plurality of inclined bosses (115) capable of being matched with the inclined grooves (113) are arranged on the rotating block (114), a spline (116) capable of being pushed by the rotating block to move transversely when the rotating block rotates is arranged between the rotating block (114) and the left shell (111), clamping grooves (117) capable of being clamped with the spline (116) simultaneously are arranged on the left shell (111) and the right shell (112), and a spring (118) is further arranged between the left shell (111) and the spline (116), the inside of the hand push rod (4) is provided with a rotating pull rope (119) for pulling the rotating block (114).
4. The stroller frame improvement according to claim 3, wherein: the front end of the straight section (91) is also connected with a leg support rod (12) which can rotate relative to the straight section.
5. The stroller frame improvement according to claim 3, wherein: the hand push rod (4) is provided with a detachable cup sleeve (13).
6. The stroller frame improvement according to claim 3, wherein: the stroller is characterized in that the hand push rod (4) is provided with a rotatable lock hook (14), and the rear frame (2) is provided with a lock pin (15) which is matched with the lock hook (14) to keep the stroller folded when the improved structure of the stroller framework is folded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810738876.4A CN110667684B (en) | 2018-07-02 | 2018-07-02 | Improved structure of baby carriage frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810738876.4A CN110667684B (en) | 2018-07-02 | 2018-07-02 | Improved structure of baby carriage frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110667684A CN110667684A (en) | 2020-01-10 |
| CN110667684B true CN110667684B (en) | 2021-09-21 |
Family
ID=69065477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810738876.4A Active CN110667684B (en) | 2018-07-02 | 2018-07-02 | Improved structure of baby carriage frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110667684B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107856727A (en) * | 2018-01-04 | 2018-03-30 | 东莞市摩登儿童用品有限公司 | A kind of stroller skeleton and children trolley |
| CN207292109U (en) * | 2017-09-26 | 2018-05-01 | 区广铨 | Folding armrest structure for baby carriage |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203844817U (en) * | 2014-05-30 | 2014-09-24 | 慈溪市福贝贝儿童用品有限公司 | Armrest rotating device of baby carriage |
| US20160107672A1 (en) * | 2014-10-01 | 2016-04-21 | Scs Designs Llc | Anti-tipping stroller device |
| US9855962B1 (en) * | 2016-10-05 | 2018-01-02 | Zhaosheng Chen | Locking floor folding cart |
| CN206926702U (en) * | 2017-05-05 | 2018-01-26 | 中山市宝蓓悠日用制品有限公司 | It is a kind of that stable perambulator can be kept in folded state |
-
2018
- 2018-07-02 CN CN201810738876.4A patent/CN110667684B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207292109U (en) * | 2017-09-26 | 2018-05-01 | 区广铨 | Folding armrest structure for baby carriage |
| CN107856727A (en) * | 2018-01-04 | 2018-03-30 | 东莞市摩登儿童用品有限公司 | A kind of stroller skeleton and children trolley |
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| Publication number | Publication date |
|---|---|
| CN110667684A (en) | 2020-01-10 |
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Effective date of registration: 20210906 Address after: 528200 Xiqiao science and Technology Industrial Park, Nanhai District, Foshan City, Guangdong Province (one photo and multiple addresses) Applicant after: Foshan Nanhai mingmingzi children's products Co.,Ltd. Address before: No.106, Yinwan South Road, East District, Zhongshan City, Guangdong Province, 528400 Applicant before: Liang Shuiying |
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