CN213008319U - Foldable stroller - Google Patents
Foldable stroller Download PDFInfo
- Publication number
- CN213008319U CN213008319U CN202021561711.3U CN202021561711U CN213008319U CN 213008319 U CN213008319 U CN 213008319U CN 202021561711 U CN202021561711 U CN 202021561711U CN 213008319 U CN213008319 U CN 213008319U
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- iron sheet
- connecting iron
- push rod
- assembly
- foot
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Abstract
The utility model discloses a collapsible children's shallow, include: the folding device comprises an upper push rod, a lower push rod, a handrail assembly, a front foot assembly, a rear foot assembly, a push rod locking assembly, a folding locking assembly, a joint fixing transverse pipe, a rear foot upper connecting iron sheet, a rear foot lower connecting iron sheet, a handrail connecting iron sheet, a front foot connecting iron sheet, a folding connecting iron sheet and a seat support rod; the folding trolley is simple in structure, reasonable in design and convenient to operate, the four-bar linkage mechanism and the trolley folding linkage mechanism are arranged, so that the size of the stroller is reduced, the occupied area of the stroller is reduced, and the transportation of the packaging box is facilitated.
Description
Technical Field
The utility model belongs to the technical field of the children's shallow technique and specifically relates to a collapsible children's shallow is related to.
Background
The baby stroller is a baby's ' vehicle ' and can be moved by a person assisting in pushing or pulling. The baby stroller is a favorite walking vehicle for babies, and is an essential product for mothers to take babies to shop on the street. However, the stroller can be divided into a variety of types according to the growth and usage of the baby. However, the existing stroller still has some inconvenient places during the use process, and the existing stroller has too little functionality during the use process, for example, if the stroller is driven to go out with a child, the stroller is sometimes required to be carried, so that the carrying difficulty is increased invisibly, and a foldable stroller is urgently needed to solve the problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a collapsible children's shallow.
To achieve the above object, the present invention adopts the following:
a foldable stroller, comprising: the folding device comprises an upper push rod, a lower push rod, a handrail assembly, a front foot assembly, a rear foot assembly, a push rod locking assembly, a folding locking assembly, a joint fixing transverse pipe, a rear foot upper connecting iron sheet, a rear foot lower connecting iron sheet, a handrail connecting iron sheet, a front foot connecting iron sheet, a folding connecting iron sheet and a seat support rod; an upper push rod is arranged at the upper end of the lower push rod, and the lower push rod is connected with the upper push rod through a push rod locking assembly; providing a rear foot assembly at a rear end of the front foot assembly; the top end of the front foot component, the top end of the rear foot component and the bottom end of the lower push rod are connected through a vehicle folding locking component; a joint fixing transverse pipe is arranged between the two folding locking components; the front end of the lower side of the lower push rod is provided with a handrail component; the tail end of the handrail component is provided with a handrail connecting iron sheet, and the handrail connecting iron sheet, the handrail component and the lower push rod are connected through an a-axis; the rear end of the handrail connecting iron sheet is provided with a rear foot connecting iron sheet; the rear end of the rear foot upper connecting iron sheet is provided with a rear foot lower connecting iron sheet; the rear end of the rear foot lower connecting iron sheet is fixed on the front foot connecting iron sheet; the front end of the front foot connecting iron sheet is fixed on the front foot assembly, and the rear end of the front foot connecting iron sheet is connected with the folding connecting iron sheet; a seat supporting rod is arranged at the upper end of the joint fixing transverse pipe, the tail end of the folding connecting iron sheet is fixed on the seat supporting rod, and the rear end of the seat supporting rod is fixed on the armrest connecting iron sheet; the top end of the upper push rod is provided with an unlocking mechanism, and the unlocking mechanism, the push rod locking assembly and the vehicle folding locking assembly are connected through a steel wire rope.
Preferably, a vehicle folding linkage mechanism is formed among the rear foot assembly, the rear foot lower connecting iron sheet, the front foot assembly, the vehicle folding connecting iron sheet and the lower push rod.
Preferably, a four-bar linkage is formed between the rear leg upper connecting iron sheet, the rear leg assembly, the handrail connecting iron sheet and the lower push rod.
Preferably, the heel assembly and the forefoot assembly are movably connected by a g-axis.
Preferably, the device also comprises universal wheels and rollers; the bottom end of the front foot assembly is provided with a universal wheel; and the bottom end of the rear foot assembly is provided with a roller.
Preferably, the armrest connecting iron sheet is movably connected with the seat supporting rod through a b shaft; the handrail connecting iron sheet is movably connected with the connecting iron sheet on the rear foot through a c shaft; the rear foot upper connecting iron sheet, the rear foot lower connecting iron sheet and the rear foot assembly are movably connected through a d shaft; the rear underfoot connecting iron sheet is movably connected with the front foot connecting iron sheet through an e shaft; the front foot connecting iron sheet is movably connected with the folding connecting iron sheet through an f shaft.
The utility model has the advantages of it is following:
the folding trolley is simple in structure, reasonable in design and convenient to operate, the four-bar linkage mechanism and the trolley folding linkage mechanism are arranged, so that the size of the stroller is reduced, the occupied area of the stroller is reduced, and the transportation of the packaging box is facilitated.
Drawings
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of the foldable stroller of the present invention.
Fig. 2 is a left side view of the foldable stroller of the present invention.
Fig. 3 is a folding process diagram of the foldable stroller of the present invention.
Fig. 4 is a schematic view of the foldable stroller of the present invention after being folded.
In the figures, the various reference numbers are:
1-upper push rod, 2-lower push rod, 3-armrest component, 4-front foot component, 5-rear foot component, 6-push rod locking component, 7-folding locking component, 8-joint fixing transverse tube, 9-rear foot upper connecting iron sheet, 10-rear foot lower connecting iron sheet, 11-armrest connecting iron sheet, 12-front foot connecting iron sheet, 13-folding connecting iron sheet, 14-seat supporting rod, 15-universal wheel, 16-rolling wheel, 17-a shaft, 18-b shaft, 19-c shaft, 20-d shaft, 21-e shaft, 22-f shaft, 23-g shaft and 24-unlocking mechanism.
Detailed Description
In order to illustrate the invention more clearly, the invention is further described below with reference to preferred embodiments. It is to be understood by persons skilled in the art that the following detailed description is illustrative and not restrictive, and is not to be taken as limiting the scope of the invention.
As shown in fig. 1 to 4, a foldable stroller comprises: the folding seat comprises an upper push rod 1, a lower push rod 2, a handrail component 3, a front foot component 4, a rear foot component 5, a push rod locking component 6, a folding locking component 7, a joint fixing horizontal tube 8, a rear foot upper connecting iron sheet 9, a rear foot lower connecting iron sheet 10, a handrail connecting iron sheet 11, a front foot connecting iron sheet 12, a folding connecting iron sheet 13 and a seat support rod 14; an upper push rod 1 is arranged at the upper end of a lower push rod 2, and the lower push rod 2 is connected with the upper push rod 1 through a push rod locking assembly 6; a rear foot component 5 is arranged at the rear end of the front foot component 4; the top end of the front foot component 4, the top end of the rear foot component 5 and the bottom end of the lower push rod 2 are connected through a folding locking component 7; a joint fixing horizontal pipe 8 is arranged between the two folding locking assemblies 7, the size of the device is convenient to limit by arranging the joint fixing horizontal pipe 8, and meanwhile, the seat is convenient to support; the front end of the lower side of the lower push rod 2 is provided with a handrail component 3; the tail end of the handrail component 3 is provided with a handrail connecting iron sheet 11, and the handrail connecting iron sheet 11, the handrail component 3 and the lower push rod 2 are movably connected through an a shaft 17; the rear end of the handrail connecting iron sheet 11 is provided with a rear foot connecting iron sheet 9; a rear foot lower connecting iron sheet 10 is arranged at the rear end of the rear foot upper connecting iron sheet 9, the rear end of the rear foot lower connecting iron sheet 10 is fixed on a front foot connecting iron sheet 12, the front end of the front foot connecting iron sheet 12 is fixed on the front foot assembly 4, and the rear end is connected with a vehicle folding connecting iron sheet 13; a seat support rod 14 is arranged at the upper end of the joint fixing transverse tube 8, the tail end of the folding connecting iron sheet 13 is fixed on the seat support rod 14, and the rear end of the seat support rod 14 is fixed on the armrest connecting iron sheet 11; an unlocking mechanism 24 is arranged at the top end of the upper push rod 1, the unlocking mechanism 24, the push rod locking assembly 6 and the car folding locking assembly 7 are connected through a steel wire rope, when the unlocking mechanism 24 is pressed, the steel wire rope is driven to move, meanwhile, the push rod locking assembly and the car folding locking assembly are driven to move, at the moment, locking can be released, and the baby carriage can be folded.
Further, a vehicle folding linkage mechanism is formed among the rear foot assembly 5, the rear foot lower connecting iron sheet 10, the front foot connecting iron sheet 12, the front foot assembly 4, the vehicle folding connecting iron sheet 7 and the lower push rod 2.
Further, a four-bar linkage is formed among the rear foot upper connecting iron sheet 9, the rear foot assembly 5, the handrail connecting iron sheet 11 and the lower push rod 2.
Further, the rear foot assembly 5 and the front foot assembly 4 are movably connected through a g-axis 23, so that the front foot assembly 4 and the rear foot assembly 5 can be conveniently folded.
Further, the device also comprises a universal wheel 15 and a roller 16; the bottom of preceding foot subassembly 4 sets up universal wheel 15, and the bottom of back foot subassembly 5 sets up gyro wheel 16, is convenient for promote this device through setting up universal wheel 15 and gyro wheel 16 and removes to through setting up universal wheel 15, still be convenient for carry out the direction rotation to this device, set up the service brake on gyro wheel 16 to the opposite face, when not promoting the children's bike, can step on the service brake, prevent children's bike autonomous movement.
Furthermore, the armrest connecting iron sheet 11 is movably connected with the seat supporting rod 14 through a b shaft 18, the armrest connecting iron sheet 11 is movably connected with the rear foot upper connecting iron sheet 9 through a c shaft 19, the rear foot upper connecting iron sheet 9, the rear foot lower connecting iron sheet 10 and the rear foot assembly 5 are movably connected through a d shaft 20, the rear foot lower connecting iron sheet 10 is movably connected with the front foot connecting iron sheet 12 through an e shaft 21, and the front foot connecting iron sheet 12 is movably connected with the vehicle folding connecting iron sheet 13 through an f shaft 22; through setting up above-mentioned hub connection, be convenient for fold children's shallow.
When the children stroller is unfolded, the push rod locking assembly 6 and the folding locking assembly 7 are both in a locking state, the upper push rod 1 and the lower push rod 2 are obliquely and vertically unfolded towards the direction far away from the rear foot assembly 5, the front foot assembly 4 is unfolded towards the direction far away from the rear foot assembly 5, and at the moment, the rear foot is connected with the iron sheet 9, the rear foot assembly 5, the handrail connecting iron sheet 11 and the lower push rod 2 to form a four-bar linkage mechanism; the rear foot component 5, the rear foot lower connecting iron sheet 10, the front foot connecting iron sheet 12, the front foot component 4, the folding connecting iron sheet 13 and the lower push rod 2 form a folding connecting rod mechanism. The handrail component 3 is fixedly connected with the handrail connecting iron sheet 11, is rotatably connected with the lower push rod 2 on the axis a and obliquely stands on the lower push rod. The seat support rod 14 is rotatably connected with the armrest connecting iron sheet 11 at the b axis, and is also connected with the joint fixing cross rod 8 fixed on the push rod connecting joint in a sliding way and positioned above the rear foot component 5.
When the child stroller is folded, the unlocking mechanism 24 above the upper push rod is operated, the push rod assembly is unlocked, the upper push rod 1 and the lower push rod 2 can rotate relatively, and the upper push rod 1 rotates to a certain position towards the lower push rod 2 to drive the stroller folding locking assembly 7 to unlock. Under the action of gravity, the four-bar mechanism moves, the push rod locking assembly 6 is drawn close to the rear foot assembly 5, meanwhile, the armrest assembly 3 is driven to rotate towards the lower push rod 2, one end of the seat support rod 14, which is rotatably connected with the armrest connecting iron sheet 11, is downward along with the armrest assembly 3, and the other end of the seat support rod slides and overturns downward along with the joint fixing cross rod 8 around the g shaft. Two ends of the folding connecting iron sheet 13 are respectively connected with the lower push rod 2 and the front foot connecting iron sheet 12 in a rotating way. When the four-bar linkage moves, the lower push rod 2 and the upper push rod 1 are folded to be close to the rear foot assembly 5, at the moment, the folding connecting iron sheet 13 moves towards the rear foot assembly 5 along with the lower push rod 2, the folding connecting iron sheet 13 pushes the front foot connecting iron sheet 12 to be turned over downwards in the f-axis, and meanwhile, the front foot connecting iron sheet 12 drives the front foot assembly 4 to be close to the rear foot assembly 5 until the folding is completed.
Obviously, the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention, and it is obvious for those skilled in the art to make other variations or changes based on the above descriptions, and all the embodiments cannot be exhausted here, and all the obvious variations or changes that belong to the technical solutions of the present invention are still in the protection scope of the present invention.
Claims (6)
1. A foldable stroller, comprising: the folding device comprises an upper push rod, a lower push rod, a handrail assembly, a front foot assembly, a rear foot assembly, a push rod locking assembly, a folding locking assembly, a joint fixing transverse pipe, a rear foot upper connecting iron sheet, a rear foot lower connecting iron sheet, a handrail connecting iron sheet, a front foot connecting iron sheet, a folding connecting iron sheet and a seat support rod; an upper push rod is arranged at the upper end of the lower push rod, and the lower push rod is connected with the upper push rod through a push rod locking assembly; providing a rear foot assembly at a rear end of the front foot assembly; the top end of the front foot component, the top end of the rear foot component and the bottom end of the lower push rod are connected through a vehicle folding locking component; a joint fixing transverse pipe is arranged between the two folding locking components; the front end of the lower side of the lower push rod is provided with a handrail component; the tail end of the handrail component is provided with a handrail connecting iron sheet, and the handrail connecting iron sheet, the handrail component and the lower push rod are connected through an a-axis; the rear end of the handrail connecting iron sheet is provided with a rear foot connecting iron sheet; the rear end of the rear foot upper connecting iron sheet is provided with a rear foot lower connecting iron sheet; the rear end of the rear foot lower connecting iron sheet is fixed on the front foot connecting iron sheet; the front end of the front foot connecting iron sheet is fixed on the front foot assembly, and the rear end of the front foot connecting iron sheet is connected with the folding connecting iron sheet; a seat supporting rod is arranged at the upper end of the joint fixing transverse pipe, the tail end of the folding connecting iron sheet is fixed on the seat supporting rod, and the rear end of the seat supporting rod is fixed on the armrest connecting iron sheet; the top end of the upper push rod is provided with an unlocking mechanism, and the unlocking mechanism, the push rod locking assembly and the vehicle folding locking assembly are connected through a steel wire rope.
2. The foldable stroller as recited in claim 1, wherein the rear leg assembly, the rear leg lower coupling iron, the front leg assembly, the folding coupling iron and the lower push rod form a folding linkage mechanism therebetween.
3. The foldable stroller of claim 1, wherein the rear leg upper connection iron, the rear leg assembly, the handle connection iron and the lower push rod form a four-bar linkage.
4. The foldable stroller of claim 1, wherein the rear leg assembly and the front leg assembly are movably connected by a g-axis.
5. The foldable stroller of claim 1, further comprising universal wheels and rollers; the bottom end of the front foot assembly is provided with a universal wheel; and the bottom end of the rear foot assembly is provided with a roller.
6. The foldable stroller as claimed in claim 1, wherein the armrest connecting iron plate is movably connected to the seat supporting rod via a b-axis; the handrail connecting iron sheet is movably connected with the connecting iron sheet on the rear foot through a c shaft; the rear foot upper connecting iron sheet, the rear foot lower connecting iron sheet and the rear foot assembly are movably connected through a d shaft; the rear underfoot connecting iron sheet is movably connected with the front foot connecting iron sheet through an e shaft; the front foot connecting iron sheet is movably connected with the folding connecting iron sheet through an f shaft.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021561711.3U CN213008319U (en) | 2020-07-31 | 2020-07-31 | Foldable stroller |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021561711.3U CN213008319U (en) | 2020-07-31 | 2020-07-31 | Foldable stroller |
Publications (1)
Publication Number | Publication Date |
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CN213008319U true CN213008319U (en) | 2021-04-20 |
Family
ID=75460885
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202021561711.3U Active CN213008319U (en) | 2020-07-31 | 2020-07-31 | Foldable stroller |
Country Status (1)
Country | Link |
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CN (1) | CN213008319U (en) |
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2020
- 2020-07-31 CN CN202021561711.3U patent/CN213008319U/en active Active
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