CN108657354B - Two-wheeled and three-wheeled convertible folding type luggage barrow for children - Google Patents
Two-wheeled and three-wheeled convertible folding type luggage barrow for children Download PDFInfo
- Publication number
- CN108657354B CN108657354B CN201810554199.0A CN201810554199A CN108657354B CN 108657354 B CN108657354 B CN 108657354B CN 201810554199 A CN201810554199 A CN 201810554199A CN 108657354 B CN108657354 B CN 108657354B
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- steering
- tricycle
- shaft
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- wheel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K15/00—Collapsible or foldable cycles
- B62K15/006—Collapsible or foldable cycles the frame being foldable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K13/00—Cycles convertible to, or transformable into, other types of cycles or land vehicle
- B62K13/04—Cycles convertible to, or transformable into, other types of cycles or land vehicle to a tricycle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K9/00—Children's cycles
Abstract
A foldable luggage barrow with two or three convertible wheels for children is composed of chassis, steering connecting axle and swinging steering rod. The method is characterized in that: the chassis is provided with a mounting hole of a steering mechanism, a baffle plate hinge seat, a luggage case slide rail, a luggage case positioning bolt hole and a seat support rod hinge seat; the swing steering rod is a rod piece which directly drives the front wheel of the tricycle to steer; the translational steering rod drives the two swinging steering rods to rotate simultaneously; supporting the rear end of the seat by a seat support shaft or a trunk; unfolding or folding the front wheel of the tricycle through a tangent mechanism; the front wheel of the two-wheeled vehicle is lifted by inserting the bulges of the lifting shaft of the two-wheeled vehicle into different holes of the steering main shaft; the steering of the front wheel of the tricycle is realized by rotating the sliding rod, the sliding block and the parallel four-bar mechanism; the steering main shaft, the tricycle bogie, the baffle, the chassis and other parts are connected through the hinges, so that the whole tricycle can be folded conveniently and quickly.
Description
Technical Field
The invention relates to the technical field of luggage carts for children, in particular to a folding luggage cart for children, which can convert two wheels and three wheels.
Background
The tricycle is stable and can carry more articles; the two-wheel vehicle can exercise the balance of the children, thereby bringing different fun to the children. However, the existing children's vehicles are single-purpose with three wheels and two wheels, the cost for buying the two vehicles is higher, and many vehicles cannot be folded and are inconvenient to carry when going out.
Disclosure of Invention
In view of the above problems, the present invention provides a two-and three-wheeled convertible foldable children's luggage cart. The front wheel of the tricycle can be folded through a tangent mechanism, and the steering main shaft can be positioned to a working position through a positioning bolt. The shaft in the steering main shaft can realize the lifting of the front wheel of the two-wheeled vehicle through two holes on the main shaft. All parts are connected by hinges, and individual parts can be disassembled and assembled, so that the whole vehicle can be folded.
The technical scheme adopted by the invention is as follows: a two-wheeled and three-wheeled convertible foldable luggage carrier for children comprises a chassis, a steering connecting shaft, a swinging steering rod, a translation steering rod, a front wheel shaft of a two-wheeled vehicle, a steering main shaft, a baffle plate, a steering main shaft supporting frame, a lifting shaft of the two-wheeled vehicle, a steering wheel, a cushion bottom plate, a seat supporting shaft, a luggage case, a positioning bolt, a front wheel of a three-wheeled vehicle, a steering frame of the three-wheeled vehicle, a steering slide rod of the three-wheeled vehicle, a front wheel of the two-wheeled vehicle, a steering slide block of the three-wheeled vehicle, a stop dog, a motor mounting seat, a driven gear, a driving gear, a rear wheel mounting seat, a folding rod of the front wheel of the three-wheeled vehicle, a left front wheel bent shaft of the three-wheeled vehicle, a left front wheel vertical: the chassis is provided with a mounting hole of a steering mechanism, a baffle plate hinge seat, a luggage case slide rail, a luggage case positioning bolt hole and a seat support rod hinge seat; the horizontal moving steering rod drives the two swing steering rods to rotate simultaneously; the upper end part of the steering main shaft is directly connected with a steering wheel, and the lower end part of the steering main shaft is hinged with a tricycle steering frame through a pin shaft; the steering main shaft supporting frame is rotationally connected with the baffle;
the middle of the main shaft supporting frame is provided with a mounting hole, and the steering main shaft and the mounting hole are connected in a sliding and rotating manner, so that the steering main shaft is fixed, and the steering main shaft and the baffle plate can be folded together;
the lifting shaft of the two-wheeled vehicle is arranged in the steering main shaft, the steering main shaft is a pipe fitting, the height of the lifting shaft is adjusted through two screw holes on the steering main shaft, the lifting adjustment of the front wheel of the two-wheeled vehicle is realized, the bottom of the lifting shaft is detachably connected with the top of a front wheel shaft of the two-wheeled vehicle, a support is arranged at the lower part of the front wheel shaft of the two-wheeled vehicle, a front wheel support shaft of the two-wheeled vehicle in the horizontal direction is arranged on the support, and the front;
the front end of the cushion bottom plate is connected with the baffle plate through a hinge, the rear end of the cushion bottom plate is supported through two seat supporting shafts, and 4 springs are arranged between the cushion bottom plate and the cushion for supporting; the upper end of the seat support shaft is inserted into the holes at the two sides of the cushion bottom plate, so that the height of the rear end of the cushion is slightly higher than that of the front end, and the lower end of the cushion is connected with the chassis through a hinge and can be flatly placed on the chassis when not in use;
the bottom of the luggage case is provided with a sliding chute which can slide on a sliding rail on the chassis, and the upper part of the luggage case is contacted with the cushion bottom plate to play a role in supporting the cushion; the positioning bolt is used for connecting the steering main shaft and the tricycle bogie to ensure that the axes of the steering main shaft and the tricycle bogie are superposed;
the tricycle bogie is connected with the steering main shaft through a positioning bolt to transmit the power of the steering main shaft; the tricycle steering slide rod is inserted into a groove of a tricycle steering frame and is fastened through a screw, and when the tricycle steering slide rod is used as a two-wheeled vehicle, the slide rod is taken down and inserted into a groove on a chassis to fix a steering mechanism of the tricycle; the upper part of the tricycle steering sliding block is sleeved on the tricycle steering sliding rod through the sliding chute, and the lower end of the sliding block is inserted into a hole of the translational steering rod and can rotate; the stop block is sleeved at the tail end of a steering slide rod of the tricycle to limit the range of the rotation angle of the steering wheel; the motor is horizontally arranged and drives the rear wheel to rotate through the driving gear and the driven gear.
The tricycle front wheel folding rod is placed in a sliding groove on a vertical shaft of a left front wheel of a tricycle, and two positioning holes are arranged on the tricycle front wheel folding rod corresponding to the horizontal and vertical positions of wheels and are fastened through screws; the lower end of the bent shaft of the left front wheel of the tricycle is rotationally connected with the front wheel of the tricycle, the upper end of the bent shaft of the left front wheel of the tricycle is connected with a vertical shaft of the left front wheel of the tricycle through a hinge, a rod piece with a sliding groove is welded at the hinged position of the upper end of the bent shaft of the left front wheel of the tricycle, and a pin shaft on the folding rod of the front wheel of the tricycle can slide in the; the upper end of a vertical shaft of a left front wheel of the tricycle is fixedly connected with a swinging steering rod, and a sliding groove for sliding a front wheel folding rod of the tricycle is arranged on the upper end of the vertical shaft.
The seat spring is sleeved on the shaft on the bottom plate of the cushion, and the upper part of the seat spring pushes against the cushion to play a role in buffering and absorbing shock; the rear part of the luggage case is provided with a sliding groove in the vertical direction, a bolt is arranged in the sliding groove, a jack is arranged on a chassis corresponding to the lower part of the bolt, the sliding groove is provided with a high groove position and a bottom groove position, the upper part of the bolt is connected with a bolt spring, and the bolt spring is an extension spring, so that the fixed bolt of the luggage case always pushes the upper part of the groove position upwards, the bolt is prevented from moving away from the groove position due to vibration, and the bolt is convenient and quick to stir; when the bolt is positioned in the low groove position, the lock catch can be closed for locking, so that articles in the luggage case are prevented from being stolen; the luggage case fixing bolt is used for fixing the luggage case and preventing the luggage case from moving outwards.
The invention has the beneficial effects that: the wheel is folded by dividing the wheel shaft into two sections and arranging a tangent mechanism. The inclination of the steering wheel is realized through the transmission of the steering slide rod, the slide block and the translational steering rod so as to accord with the ergonomics. The whole bicycle is foldable, the disassembled steering wheel and the front wheel of the two-wheeled bicycle can be placed in the baffle, redundant space cannot be occupied, and the bicycle is convenient to carry. A large luggage compartment under the seat may hold more toys and tools for the child. The tricycle and the two-wheeled vehicle can be quickly converted, and more riding pleasure is brought.
Drawings
Fig. 1, 2 and 3 are schematic views of an overall assembly three-dimensional structure of the invention.
FIG. 4 is a schematic view of the present invention in a two-wheeled vehicle configuration.
Fig. 5 is a schematic view of the present invention in a folded state.
Reference numerals: 1-chassis, 2-steering connecting shaft, 3-swinging steering rod, 4-translational steering rod, 5-two-wheeled vehicle front wheel shaft, 6-steering main shaft, 7-baffle, 8-steering main shaft support frame, 9-two-wheeled vehicle lifting shaft, 10-steering wheel, 11-cushion, 12-cushion bottom plate, 13-seat support shaft, 14-luggage case, 15-positioning bolt, 16-three-wheeled vehicle front wheel, 17-three-wheeled vehicle steering frame, 18-three-wheeled vehicle steering slide rod, 19-two-wheeled vehicle front wheel, 20-three-wheeled vehicle steering slide block, 21-baffle block, 22-motor, 23-motor mounting seat, 24-driven gear, 25-driving gear, 26-rear wheel, 27-rear wheel mounting seat, 28-three-wheeled vehicle front wheel folding rod, 29-tricycle left front wheel bent shaft, 30-tricycle left front wheel vertical shaft, 31-tricycle right front wheel bent shaft, 32-tricycle right front wheel vertical shaft, 33-seat spring, 34-two-wheel front wheel support shaft, 35-bolt spring, 36-rear wheel support shaft, 37-lock catch and 38-luggage case fixing bolt.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
Examples as shown in fig. 1, 2, 3, 4 and 5, a two-wheel and three-wheel convertible foldable luggage carrier for children comprises a chassis 1, a steering connecting shaft 2, a swinging steering rod 3, a translation steering rod 4, a front wheel shaft 5 of a two-wheel vehicle, a steering main shaft 6, a baffle 7, a steering main shaft supporting frame 8, a lifting shaft 9 of the two-wheel vehicle, a steering wheel 10, a cushion 11, a cushion bottom plate 12, a seat supporting shaft 13, a luggage box 14, a positioning bolt 15, a front wheel 16 of the three-wheel vehicle, a steering frame 17 of the three-wheel vehicle, a steering sliding rod 18 of the three-wheel vehicle, a front wheel 19 of the two-wheel vehicle, a steering sliding block 20 of the three-wheel vehicle, a stopper 21, a motor 22, a motor mounting seat 23, a driven gear 24, a driving gear 25, a rear wheel 26, a rear wheel mounting seat 27, a front folding wheel rod 28 of the three-wheel vehicle, a left, Seat spring 33, two-wheeled car front wheel support axle 34, bolt spring 35, rear wheel support axle 36, hasp 37, suitcase dead bolt 38, its characterized in that: the chassis 1 is provided with a mounting hole of a steering mechanism, a baffle hinge seat, a luggage case slide rail, a luggage case positioning bolt hole and a seat support rod hinge seat; the three-wheel tricycle is characterized in that the swing steering rod 3 is a rod piece which directly drives the front wheel of the tricycle to steer, the upper end parts of a left front wheel vertical shaft 30 and a right front wheel vertical shaft 32 of the tricycle are respectively connected with the swing steering rod 3, the left end and the right end of the translational steering rod 4 are respectively hinged with the two swing steering rods 3, and the translational steering rod 4 simultaneously drives the two swing steering rods 3 to rotate; the upper end part of the steering main shaft 6 is directly connected with a steering wheel 10, and the lower end part of the steering main shaft is hinged with a tricycle steering frame 17 through a pin shaft; the steering main shaft support frame 8 is rotationally connected with the baffle 7;
the middle of the main shaft supporting frame 8 is provided with a mounting hole, and the steering main shaft 6 is connected with the mounting hole in a sliding and rotating way, so that the steering main shaft 6 is fixed, and the steering main shaft 6 and the baffle 7 can be folded together;
the two-wheeled vehicle lifting shaft 9 is arranged inside the steering main shaft 6, the steering main shaft is a pipe fitting, the lifting shaft 9 adjusts the height through two screw holes on the steering main shaft 6 to realize the lifting adjustment of a front wheel 19 of the two-wheeled vehicle, the bottom of the lifting shaft 9 is detachably connected with the top of a front wheel shaft 5 of the two-wheeled vehicle, a support is arranged at the lower part of the front wheel shaft 5 of the two-wheeled vehicle, a front wheel support shaft of the two-wheeled vehicle in the horizontal direction is arranged on the support, and the front wheel 19 of the two-;
the front end of the cushion bottom plate 12 is connected with the baffle 7 through a hinge, the rear end of the cushion bottom plate is supported through two seat supporting shafts 13, and 4 springs 32 are arranged between the cushion bottom plate 12 and the cushion 11 for supporting; the upper end of the seat support shaft 13 is inserted into holes at two sides of the cushion bottom plate 12, so that the height of the rear end of the cushion is slightly higher than that of the front end, the lower end of the cushion is connected with the chassis 1 through a hinge, and the cushion can be flatly placed on the chassis 1 when not used;
the bottom of the luggage case 14 is provided with a sliding chute which can slide on a sliding rail on the chassis 1, and meanwhile, the upper part of the luggage case 14 is contacted with the cushion bottom plate 12 to play a role in supporting the cushion 11; the positioning bolt 15 is used for connecting the steering main shaft 6 and a tricycle bogie 17, so that the axes of the steering main shaft and the tricycle bogie 17 are overlapped;
the tricycle bogie 17 is connected with the steering main shaft 6 through a positioning bolt 15 and transmits the power of the steering main shaft 6; the tricycle steering slide bar 18 is inserted into a groove of a tricycle steering frame 17 and is fastened through a screw, when the tricycle steering slide bar is used as a two-wheeled vehicle, the slide bar 18 is taken down and inserted into a groove on a chassis 1, and a steering mechanism of the tricycle is fixed; the upper part of the tricycle steering slide block 20 is sleeved on the tricycle steering slide rod 18 through a slide groove, and the lower end of the slide block 20 is inserted into a hole of the translational steering rod 4 and can rotate; the stop block 21 is sleeved at the tail end of the steering slide bar 18 of the tricycle to limit the range of the rotation angle of the steering wheel 10; the motor 22 is horizontally installed and drives the rear wheel 26 to rotate through the driving gear 25 and the driven gear 24.
The tricycle front wheel folding rod 28 is placed in a sliding groove on a vertical shaft 30 of a left front wheel of a tricycle, and two positioning holes are arranged on the tricycle front wheel folding rod 28 corresponding to the horizontal and vertical positions of wheels and are fastened through screws; the lower end of the tricycle front left wheel bent shaft 29 is rotatably connected with the tricycle front wheel 16, the upper end of the tricycle front left wheel bent shaft is connected with the tricycle front left wheel vertical shaft 30 through a hinge, a rod piece with a sliding groove is welded at the hinged position of the upper end of the tricycle front left wheel bent shaft 29, and a pin shaft on the tricycle front wheel folding rod 28 can slide in the sliding groove; the upper end of a vertical shaft 30 of the left front wheel of the tricycle is fixedly connected with the swinging steering rod 3, and a sliding groove for the front wheel folding rod 28 of the tricycle to slide is arranged on the vertical shaft.
The seat spring 33 is sleeved on the shaft on the bottom plate 12 of the seat cushion, and the upper part of the seat spring pushes against the seat cushion 11 to play a role in buffering and absorbing shock; the rear part of the luggage case is provided with a sliding groove in the vertical direction, a bolt 38 is arranged in the sliding groove, a jack is arranged on a chassis corresponding to the lower part of the bolt 38, the sliding groove is provided with a high groove position and a bottom groove position, the upper part of the bolt 38 is connected with a bolt spring 35, the bolt spring 35 is an extension spring, so that the luggage case fixing bolt 38 always pushes the upper part of the groove position upwards, the bolt 38 is prevented from moving away from the groove position due to vibration, and the bolt 38 is also convenient and quick to shift; when the bolt 38 is in the low slot position, the lock catch 37 can be closed for locking, so that the articles in the luggage case 14 can be prevented from being stolen; the luggage retaining latch 38 is used to retain the luggage case 14 and prevent the luggage case 14 from moving outward.
The working principle of the invention is as follows: the invention is initially in a folded state, when in use, the steering wheel 10, the front wheel 19 and the front wheel shaft 5 of the two-wheel vehicle which are arranged below the baffle 7 are firstly taken out, and the extension and the assembly of each part are carried out; the seat rear end is supported by the seat support shaft 13 or the trunk 14; unfolding or folding the tricycle front wheel 16 by pulling the tricycle front wheel folding rods 28 of the two tangent mechanisms; the front wheel 19 of the two-wheeled vehicle is lifted by inserting the bulges on the lifting shaft 9 of the two-wheeled vehicle into two holes on the steering main shaft 6; the steering of the front wheel 16 of the tricycle is realized through a mechanism consisting of a tricycle bogie 17, a tricycle steering slide rod 18, a tricycle steering slide block 20, a translational steering rod 4 and a swinging steering rod 3; the luggage case 14 is conveniently and quickly positioned through the luggage case fixing bolt 38 and the bolt spring 35, and the luggage case 14 is fixed together with the slide rail on the chassis 1; the inclined steering main shaft 6 is positioned through a positioning bolt 15, so that the axis of the inclined steering main shaft coincides with the axis of a tricycle steering frame 17; the steering main shaft 6, the tricycle bogie 17, the baffle 7 and the chassis 1, the cushion bottom plate 12 and the baffle 7 and the seat supporting shaft 13 are connected with the chassis 1 through hinges, so that the whole tricycle can be folded conveniently and quickly.
Claims (2)
1. A two-wheel and three-wheel convertible folding type children luggage van comprises a chassis (1), a steering connecting shaft (2), a swinging steering rod (3), a translation steering rod (4), a front wheel shaft (5) of a two-wheel vehicle, a steering main shaft (6), a baffle (7), a steering main shaft supporting frame (8), a lifting shaft (9) of the two-wheel vehicle, a steering wheel (10), a cushion (11), a cushion bottom plate (12), a seat supporting shaft (13), a luggage box (14), a positioning bolt (15), a front wheel (16) of the three-wheel vehicle, a steering frame (17) of the three-wheel vehicle, a steering slide rod (18) of the three-wheel vehicle, a front wheel (19) of the two-wheel vehicle, a steering slide block (20), a stop block (21), a motor (22), a motor mounting seat (23), a driven gear (24), a driving gear (25), a, Tricycle left front wheel bent axle (29), tricycle left front wheel vertical axle (30), tricycle right front wheel bent axle (31), tricycle right front wheel vertical axle (32), seat spring (33), two-wheeled vehicle front wheel back shaft (34), bolt spring (35), rear wheel back shaft (36), hasp (37), suitcase fixed bolt (38), its characterized in that: the chassis (1) is provided with a mounting hole of a steering mechanism, a baffle hinge seat, a luggage case slide rail, a luggage case positioning bolt hole and a seat support rod hinge seat; the tricycle is characterized in that the swing steering rod (3) is a rod piece which directly drives the front wheel of the tricycle to steer, the upper end parts of a left front wheel vertical shaft (30) and a right front wheel vertical shaft (32) of the tricycle are respectively connected with the swing steering rod (3), the left end and the right end of the translational steering rod (4) are respectively hinged with the two swing steering rods (3), and the translational steering rod (4) simultaneously drives the two swing steering rods (3) to rotate; the upper end part of the steering main shaft (6) is directly connected with a steering wheel (10), and the lower end part of the steering main shaft is hinged with a tricycle steering frame (17) through a pin shaft; the steering main shaft support frame (8) is rotationally connected with the baffle (7);
a mounting hole is formed in the middle of the main shaft supporting frame (8), and the steering main shaft (6) is connected with the mounting hole in a sliding and rotating mode, so that the steering main shaft (6) can be fixed, and the steering main shaft (6) and the baffle (7) can be folded together;
the two-wheeled vehicle lifting shaft (9) is arranged inside the steering main shaft (6), the steering main shaft is a pipe fitting, the height of the lifting shaft (9) is adjusted through two screw holes in the steering main shaft (6), the lifting adjustment of a front wheel (19) of the two-wheeled vehicle is realized, the bottom of the lifting shaft (9) is detachably connected with the top of a front wheel shaft (5) of the two-wheeled vehicle, a support is arranged on the lower part of the front wheel shaft (5) of the two-wheeled vehicle, a front wheel supporting shaft in the horizontal direction is arranged on the support, and the front wheel (19) of the two-wheeled vehicle is arranged;
the front end of the cushion bottom plate (12) is connected with the baffle plate (7) through a hinge, the rear end of the cushion bottom plate is supported through two seat supporting shafts (13), and 4 spring supports are arranged between the cushion bottom plate (12) and the cushion (11); the upper end of the seat supporting shaft (13) is inserted into holes at two sides of the cushion bottom plate (12), so that the height of the rear end of the cushion is slightly higher than that of the front end, the lower end of the cushion is connected with the chassis (1) through a hinge, and the cushion can be flatly placed on the chassis (1) when not used;
the bottom of the luggage case (14) is provided with a sliding chute which can slide on a sliding rail on the chassis (1), and meanwhile, the upper part of the luggage case (14) is contacted with the cushion bottom plate (12) to play a role in supporting the cushion (11); the positioning bolt (15) is used for connecting the steering main shaft (6) and a tricycle bogie (17) to ensure that the axes of the steering main shaft and the tricycle bogie are superposed;
the tricycle bogie (17) is connected with the steering main shaft (6) through a positioning bolt (15) and transmits the power of the steering main shaft (6); the tricycle steering slide bar (18) is inserted into a groove of a tricycle steering frame (17) and is fastened through a screw, when the tricycle steering slide bar is used as a two-wheeled vehicle, the slide bar (18) is taken down and inserted into a groove on a chassis (1) to fix a steering mechanism of the tricycle; the upper part of the tricycle steering sliding block (20) is sleeved on the tricycle steering sliding rod (18) through a sliding groove, and the lower end of the sliding block (20) is inserted into a hole of the translational steering rod (4) and can rotate; the stop block (21) is sleeved at the tail end of a steering slide rod (18) of the tricycle to limit the range of the rotation angle of the steering wheel (10); the motor (22) is horizontally arranged and drives the rear wheel (26) to rotate through the driving gear (25) and the driven gear (24);
the tricycle front wheel folding rod (28) is placed in a sliding groove on a vertical shaft (30) of a left front wheel of a tricycle, and two positioning holes are formed in the tricycle front wheel folding rod (28) corresponding to the horizontal and vertical positions of wheels and are fastened through screws; the lower end of the tricycle front left wheel bent shaft (29) is rotatably connected with a tricycle front wheel (16), the upper end of the tricycle front left wheel bent shaft is connected with a tricycle front left wheel vertical shaft (30) through a hinge, a rod piece with a sliding groove is welded at the hinged position of the upper end of the tricycle front left wheel bent shaft (29), and a pin shaft on a tricycle front wheel folding rod (28) can slide in the sliding groove; the upper end of a vertical shaft (30) of the left front wheel of the tricycle is fixedly connected with a swing steering rod (3), and a sliding groove for sliding a front wheel folding rod (28) of the tricycle is arranged on the upper end of the vertical shaft.
2. A two-and three-wheeled convertible, folding child's luggage cart according to claim 1, further comprising: the seat spring (33) is sleeved on the shaft on the cushion bottom plate (12), and the upper part of the seat spring is propped against the cushion (11) to play a role in buffering and absorbing shock; the rear part of the luggage case is provided with a sliding groove in the vertical direction, a bolt (38) is arranged in the sliding groove, a jack is arranged on a chassis corresponding to the lower part of the bolt (38), the sliding groove is provided with a high groove position and a bottom groove position, the upper part of the bolt (38) is connected with a bolt spring (35), and the bolt spring (35) is an extension spring, so that the fixed bolt (38) of the luggage case always pushes the upper part of the groove positions upwards, the bolt (38) is prevented from moving away from the groove positions due to vibration, and the bolt (38) is also convenient and quick to shift; when the bolt (38) is positioned at the low slot position, the lock catch (37) can be closed for locking, so that articles in the luggage case (14) are prevented from being stolen; the luggage case fixing bolt (38) is used for fixing the luggage case (14) and preventing the luggage case (14) from moving outwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810554199.0A CN108657354B (en) | 2018-06-01 | 2018-06-01 | Two-wheeled and three-wheeled convertible folding type luggage barrow for children |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810554199.0A CN108657354B (en) | 2018-06-01 | 2018-06-01 | Two-wheeled and three-wheeled convertible folding type luggage barrow for children |
Publications (2)
| Publication Number | Publication Date |
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| CN108657354A CN108657354A (en) | 2018-10-16 |
| CN108657354B true CN108657354B (en) | 2020-02-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810554199.0A Active CN108657354B (en) | 2018-06-01 | 2018-06-01 | Two-wheeled and three-wheeled convertible folding type luggage barrow for children |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111186517A (en) * | 2020-03-11 | 2020-05-22 | 永康市华格工业产品设计有限公司 | Baby carriage with double driving modes |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2711028Y (en) * | 2004-05-08 | 2005-07-20 | 廖学金 | Turning gearing mechansm of tricycle |
| DE202010003434U1 (en) * | 2010-03-10 | 2011-08-02 | Resint N.V. | Mobile device |
| US8167074B1 (en) * | 2010-03-17 | 2012-05-01 | Joseph Tsiyoni | Three-wheel, driver's stand-up, portable, leverless vehicle, with foot brake lever and connecting method thereoff |
| CN205707070U (en) * | 2016-03-31 | 2016-11-23 | 邢振华 | Portable multifunctional electric motor car |
| CN206202542U (en) * | 2016-10-19 | 2017-05-31 | 好孩子儿童用品有限公司 | Children's electric motor vehicle |
| CN106627923B (en) * | 2016-10-21 | 2019-01-15 | 崔璨 | A kind of electric vehicle can be changed positive tricycle |
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