Multifunctional baby carriage
阅读说明:本技术 一种多功能婴儿车 (Multifunctional baby carriage ) 是由 包世萍 朱子燊 曾德江 翟小兵 鲍仲辅 桂建保 高灏轩 柯俊锐 林伟杰 于 2020-05-29 设计创作,主要内容包括:本发明涉及婴儿用品领域,公开了一种多功能婴儿车,包括多边形车架、座篮、U形推杆、车轮、摄像头和测距雷达;所述多边形车架包括第一驱动电机以及依次铰接的第一连杆组件、第二连杆组件、第三连杆组件和第四连杆组件;所述第一驱动电机安装于第一连杆组件,第一驱动电机的输出轴与第四连杆组件连接,所述座篮安装于第一连杆组件,所述车轮分别安装于第二连杆组件和第四连杆组件的底端,所述U形推杆安装于第一连杆组件,所述测距雷达分别安装于座篮和U形推杆,所述摄像头安装于座篮。其有益效果在于:多边形车架能够调整婴儿车座篮的角度和位置,车轮可爬楼适用于不同路面,提高了婴儿车的实用性和舒适性。(The invention relates to the field of baby products and discloses a multifunctional baby carriage which comprises a polygonal frame, a seat basket, a U-shaped push rod, wheels, a camera and a distance measuring radar, wherein the seat basket is arranged on the polygonal frame; the polygonal frame comprises a first driving motor, and a first connecting rod assembly, a second connecting rod assembly, a third connecting rod assembly and a fourth connecting rod assembly which are sequentially hinged; the first driving motor is installed on the first connecting rod assembly, an output shaft of the first driving motor is connected with the fourth connecting rod assembly, the seat basket is installed on the first connecting rod assembly, the wheels are installed at the bottom ends of the second connecting rod assembly and the fourth connecting rod assembly respectively, the U-shaped push rod is installed on the first connecting rod assembly, the range radar is installed on the seat basket and the U-shaped push rod respectively, and the camera is installed on the seat basket. The beneficial effects are that: the angle and the position of the baby carriage seat basket can be adjusted by the polygonal frame, wheels can climb stairs and are suitable for different road surfaces, and the practicability and the comfort of the baby carriage are improved.)
1. A multifunctional baby carriage is characterized in that: the device comprises a polygonal frame, a seat basket, a U-shaped push rod, wheels, a camera and a distance measuring radar; the polygonal frame comprises a first driving motor, and a first connecting rod assembly, a second connecting rod assembly, a third connecting rod assembly and a fourth connecting rod assembly which are sequentially hinged; the first driving motor is installed on the first connecting rod assembly, an output shaft of the first driving motor is connected with the fourth connecting rod assembly, the seat basket is installed on the first connecting rod assembly, the wheels are installed at the bottom ends of the second connecting rod assembly and the fourth connecting rod assembly respectively, the U-shaped push rod is installed on the first connecting rod assembly, the range radar is installed on the seat basket and the U-shaped push rod respectively, and the camera is installed on the seat basket.
2. The multi-function stroller of claim 1, wherein: the first connecting rod component comprises a first connecting rod, a first round joint and a connecting angle piece; two first connecting rods set up relatively, and first round joint is all installed at the middle part of two first connecting rods, and the connection corner fittings is all installed at the both ends of two first connecting rods, second connecting rod subassembly is articulated through the one end of connecting corner fittings and two first connecting rods, fourth connecting rod subassembly is articulated through the other end of connecting corner fittings and two first connecting rods, the seat basket is connected with the connection corner fittings at first connecting rod both ends, the both open ends of U-shaped push rod are connected with two first round joints respectively, first driving motor installs in the connection corner fittings that is close to fourth connecting rod subassembly.
3. The multi-function stroller of claim 1, wherein: the third connecting rod assembly comprises a third connecting rod, a first supporting rod and a second supporting rod; the first supporting rod is installed at one end of the third connecting rod, the second supporting rod is installed at the other end of the third connecting rod, the two ends of the first supporting rod are hinged to the second connecting rod assembly, and the two ends of the second supporting rod are hinged to the fourth connecting rod assembly.
4. The multi-function stroller of claim 1, wherein: the device also comprises a fifth connecting rod assembly and a second driving motor; the fifth connecting rod assembly comprises two fifth connecting rods, the two fifth connecting rods are arranged oppositely, one ends of the two fifth connecting rods are hinged to the first connecting rod assembly, the other ends of the two fifth connecting rods are hinged to the second connecting rod assembly, the second driving motor is installed on the first connecting rod assembly, and an output shaft of the second driving motor is connected with the two fifth connecting rods.
5. The multi-function stroller of claim 1, wherein: the wheel comprises a hub, a spline shaft, a first pushing assembly, a wheel motor, a flange, a side end cover and a plurality of arc-shaped claws which can be enclosed into a complete circle; the outer circumference of the hub is provided with a plurality of bosses which are uniformly distributed, the arc-shaped claws are hinged with the corresponding bosses, a first through hole is formed in the center of the hub, the first pushing assembly is positioned on one side of the hub, the output end of the first pushing assembly is slidably connected with the arc-shaped claws, and a second through hole is formed in the center of the first pushing assembly; the flange is fixedly arranged on the other side of the hub, a third through hole is formed in the center of the flange, and a first circle of internal splines matched with the spline shaft are arranged in the third through hole; the side end cover is positioned on one side of the first pushing assembly, the side end cover is fixedly installed on the wheel hub, at least one part of the side end cover is in contact with the first pushing assembly, a fourth through hole is formed in the center of the side end cover, the spline shaft is movably arranged in an inner cavity defined by the first through hole, the second through hole, the third through hole and the fourth through hole, the output end of the wheel motor is movably connected with the spline shaft, the wheel hub is installed at the bottom ends of the second connecting rod assembly and the fourth connecting rod assembly through a flange and the side end cover, when the spline shaft is meshed with the first circle of internal spline, the wheel hub drives the arc-shaped claw to rotate, and when the spline shaft is meshed with the first pushing assembly, the first pushing assembly drives the arc-shaped claw.
6. The multi-function stroller of claim 5, wherein: first promotion subassembly includes spiral plate and first push rod, the spiral plate is located wheel hub's one side, the spiral plate is close to wheel hub's one side and has opened the spiral groove, first push rod open have with spiral groove cooperation driven protruding groove, wheel hub has the spout of a plurality of and first through-hole intercommunication along its radial division, install in the spout first push rod slidable to through protruding groove and spiral groove cooperation transmission, the outer end and the corresponding arc claw slidable ground of first push rod are connected, the center of spiral plate is opened there is the second through-hole, is provided with in the second through-hole and encloses the internal spline with integral key shaft matched with second, and when integral key shaft and second circle internal spline meshing, the spiral plate drives the arc claw and stretches out or retract.
7. The multi-function stroller of claim 5, wherein: the second pushing assembly comprises a coil, an elastic piece, a protective shell and a second push rod; at least one part of protective housing sets up in the inner chamber of integral key shaft, another part of protective housing is located the fourth through hole, the coil is located the protective housing, the second push rod is located the coil, the one end of second push rod extends to the outside of protective housing, the other end of second push rod passes and is connected with the integral key shaft behind the protective housing, the one end of second push rod is provided with the retaining ring, the one end of second push rod is located to the elastic component cover, just the one end and the retaining ring butt of elastic component, the other end and the protective housing butt of elastic component.
8. The multi-function stroller of claim 5, wherein: the wheel also comprises a brake disc, the brake disc is installed at one end of the second push rod, a space is formed between the brake disc and the side end cover, and the space is equal to the moving distance of the spline shaft.
9. The multi-function stroller of claim 5, wherein: the wheel further comprises a U-shaped bracket, a first bearing and a second bearing; the wheel hub, the side end cover and the spiral disc are all arranged in a U-shaped opening of the U-shaped support, a first connecting end of the U-shaped support is connected with an outer cylindrical surface of the side end cover through a first bearing, a second connecting end of the U-shaped support is connected with an outer cylindrical surface of the flange through a second bearing, the brake disc is coated on the periphery of the first connecting end of the U-shaped support, an opening is formed in the upper end of the brake disc, the width of the opening is larger than that of the first connecting end of the U-shaped support, and the wheel is mounted at the bottom ends of the second connecting rod assembly and the fourth connecting rod assembly through the U-shaped support.
10. The multi-function stroller of claim 1, wherein: the seat basket comprises a first U-shaped frame, a second U-shaped frame, a handle, a long pin shaft and a seat basket supporting piece; the seat basket supporting piece is installed on the first connecting rod assembly, the open end of the first U-shaped frame is in butt joint with the open end of the second U-shaped frame, the first U-shaped frame and the second U-shaped frame are connected into a whole through a long pin shaft to form a basket, the basket is installed on the seat basket supporting piece, the handle is installed on the long pin shaft, the camera is installed on the handle, and the ranging radar is installed on the second U-shaped frame.
Technical Field
The invention relates to the field of baby products, in particular to a multifunctional baby carriage.
Background
Most of the strollers in the current market are traditional cart-type strollers, the circular wheels are adopted, adults are required to push the strollers, even the high-end strollers with the price of tens of thousands of yuan, the main concern is that the material of the strollers and the comfort of the fabric of the seat basket are also realized, the strollers cannot walk independently, and the strollers are difficult to pass through when encountering uneven terrains such as stairs and the like, are required to be manually assisted, or are moved or folded to pass through, so that the use is inconvenient, time-consuming and labor-consuming. Therefore, it is urgent to need to design a multi-functional perambulator, can monitor baby's state, adapts to the uneven topography in city, climbs stair, adjusts perambulator seat basket angle and position, improves baby's comfort, liberates head of a family's both hands, improves the practicality and the travelling comfort of perambulator.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide the multifunctional baby carriage which effectively improves the practicability and comfort of the baby carriage.
The purpose of the invention is realized by the following technical scheme: a multifunctional baby carriage comprises a polygonal frame, a seat basket, a U-shaped push rod, wheels, a camera and a distance measuring radar; the polygonal frame comprises a first driving motor, and a first connecting rod assembly, a second connecting rod assembly, a third connecting rod assembly and a fourth connecting rod assembly which are sequentially hinged; the first driving motor is installed on the first connecting rod assembly, an output shaft of the first driving motor is connected with the fourth connecting rod assembly, the seat basket is installed on the first connecting rod assembly, the wheels are installed at the bottom ends of the second connecting rod assembly and the fourth connecting rod assembly respectively, the U-shaped push rod is installed on the first connecting rod assembly, the range radar is installed on the seat basket and the U-shaped push rod respectively, and the camera is installed on the seat basket.
Further, the first connecting rod component comprises a first connecting rod, a first round joint and a connecting corner piece; two first connecting rods set up relatively, and first round joint is all installed at the middle part of two first connecting rods, and the connection corner fittings is all installed at the both ends of two first connecting rods, second connecting rod subassembly is articulated through the one end of connecting corner fittings and two first connecting rods, fourth connecting rod subassembly is articulated through the other end of connecting corner fittings and two first connecting rods, the seat basket is connected with the connection corner fittings at first connecting rod both ends, the both open ends of U-shaped push rod are connected with two first round joints respectively, first driving motor installs in the connection corner fittings that is close to fourth connecting rod subassembly.
Furthermore, the second connecting rod assembly comprises two second connecting rods, the two second connecting rods are arranged oppositely, one ends of the two second connecting rods are hinged to the first connecting rod assembly, and the other ends of the two second connecting rods are hinged to the third connecting rod assembly.
Furthermore, the fourth connecting rod assembly comprises two fourth connecting rods, the two fourth connecting rods are arranged oppositely, one ends of the two fourth connecting rods are hinged to the first connecting rod assembly, and the other ends of the two fourth connecting rods are hinged to the third connecting rod assembly.
Further, the third link assembly includes a third link, a first strut, and a second strut; the first supporting rod is installed at one end of the third connecting rod, the second supporting rod is installed at the other end of the third connecting rod, the two ends of the first supporting rod are hinged to the second connecting rod assembly, and the two ends of the second supporting rod are hinged to the fourth connecting rod assembly.
Further, the first strut is located on a front side of the stroller and the second strut is located on a rear side of the stroller.
Further, the device also comprises a fifth connecting rod assembly and a second driving motor; the fifth connecting rod assembly comprises two fifth connecting rods, the two fifth connecting rods are arranged oppositely and located between the first connecting rod assembly and the second connecting rod assembly, one ends of the two fifth connecting rods are hinged to the first connecting rod assembly, the other ends of the two fifth connecting rods are hinged to the second connecting rod assembly, the second driving motor is installed on the first connecting rod assembly, and an output shaft of the second driving motor is connected with the two fifth connecting rods.
Furthermore, the wheel comprises a hub, a spline shaft, a first pushing assembly, a wheel motor, a flange, a side end cover and a plurality of arc-shaped claws which can be enclosed into a complete circle; the outer circumference of the hub is provided with a plurality of bosses which are uniformly distributed, the arc-shaped claws are hinged with the corresponding bosses, a first through hole is formed in the center of the hub, the first pushing assembly is positioned on one side of the hub, the output end of the first pushing assembly is slidably connected with the arc-shaped claws, and a second through hole is formed in the center of the first pushing assembly; the flange is fixedly arranged on the other side of the hub, a third through hole is formed in the center of the flange, and a first circle of internal splines matched with the spline shaft are arranged in the third through hole; the side end cover is positioned on one side of the first pushing assembly, the side end cover is fixedly installed on the wheel hub, at least one part of the side end cover is in contact with the first pushing assembly, a fourth through hole is formed in the center of the side end cover, the spline shaft is movably arranged in an inner cavity defined by the first through hole, the second through hole, the third through hole and the fourth through hole, the output end of the wheel motor is movably connected with the spline shaft, the wheel hub is installed at the bottom ends of the second connecting rod assembly and the fourth connecting rod assembly through a flange and the side end cover, when the spline shaft is meshed with the first circle of internal spline, the wheel hub drives the arc-shaped claw to rotate, and when the spline shaft is meshed with the first pushing assembly, the first pushing assembly drives the arc-shaped claw.
Further, first promotion subassembly includes spiral dish and first push rod, the spiral dish is located wheel hub's one side, the spiral dish is close to one side of wheel hub and has opened the spiral wire casing, first push rod open have with spiral wire casing cooperation driven protruding groove, wheel hub has the spout of a plurality of and first through-hole intercommunication along its radial division, install in the spout first push rod slidable to through protruding groove and spiral wire casing cooperation transmission, the outer end and the corresponding arc claw slidable ground of first push rod are connected, the center of spiral dish is opened has the second through-hole, is provided with in the second through-hole and encloses the internal spline with integral key shaft matched with second, and when integral key shaft and second circle internal spline meshing, the spiral dish drives the arc claw and stretches out or retract.
Further, the second pushing assembly comprises a coil, an elastic piece, a protective shell and a second push rod; at least one part of protective housing sets up in the inner chamber of integral key shaft, another part of protective housing is located the fourth through hole, the coil is located the protective housing, the second push rod is located the coil, the one end of second push rod extends to the outside of protective housing, the other end of second push rod passes and is connected with the integral key shaft behind the protective housing, the one end of second push rod is provided with the retaining ring, the one end of second push rod is located to the elastic component cover, just the one end and the retaining ring butt of elastic component, the other end and the protective housing butt of elastic component.
Furthermore, the wheel also comprises a brake disc, the brake disc is installed at one end of the second push rod, a gap is formed between the brake disc and the side end cover, and the gap is equal to the moving distance of the spline shaft.
Further, the wheel also comprises a U-shaped bracket, a first bearing and a second bearing; the wheel hub, the side end cover and the spiral disc are all arranged in a U-shaped opening of the U-shaped support, a first connecting end of the U-shaped support is connected with an outer cylindrical surface of the side end cover through a first bearing, a second connecting end of the U-shaped support is connected with an outer cylindrical surface of the flange through a second bearing, the brake disc is coated on the periphery of the first connecting end of the U-shaped support, an opening is formed in the upper end of the brake disc, the width of the opening is larger than that of the first connecting end of the U-shaped support, and the wheel is mounted at the bottom ends of the second connecting rod assembly and the fourth connecting rod assembly through the U-shaped support.
Further, the seat basket comprises a first U-shaped frame, a second U-shaped frame, a handle, a long pin shaft and a seat basket supporting piece; the seat basket supporting piece is installed on the first connecting rod assembly, the open end of the first U-shaped frame is in butt joint with the open end of the second U-shaped frame, the first U-shaped frame and the second U-shaped frame are connected into a whole through a long pin shaft to form a basket, the basket is installed on the seat basket supporting piece, the handle is installed on the long pin shaft, the camera is installed on the handle, and the ranging radar is installed on the second U-shaped frame. The comfort of the baby is improved by arranging a cushion and a foot pad in the basket.
Furthermore, the seat basket supporting piece comprises two first L-shaped supporting rods, two second L-shaped supporting rods and two second circular joints, one ends of the two first L-shaped supporting rods are respectively connected with the connecting angle pieces at the front ends of the two first connecting rods, one ends of the two second L-shaped supporting rods are respectively connected with the connecting angle pieces at the rear ends of the two first connecting rods, and the other ends of the first L-shaped supporting rods and the other ends of the second L-shaped supporting rods positioned on the same side are connected through the second circular joints. Two second round joints are used for installing the first U-shaped frame. And a connecting rod is also arranged between the adjacent connecting corner pieces and used for reinforcing the seat basket.
Compared with the prior art, the invention has the following advantages:
1. the multifunctional baby carriage is provided with the polygonal frame, the angle and the position can be adjusted according to the terrain, the baby carriage seat basket is ensured to be in the horizontal position in real time, and the comfort of a baby is improved. Through camera real time monitoring baby's state, realize independently walking through camera and range radar and the wheel of taking the motor, the head of a family's both hands are liberated, still can improve the security of perambulator.
2. This multi-functional perambulator's polygon frame comprises confined quadrangle, pentagon or hexagon etc. by articulated link assembly in proper order, according to the closed figure of difference, confirms the degree of freedom of frame to confirm the quantity of frame motor. Through setting up the frame motor, the control connecting rod swing angle of adjustment guarantees that first connecting rod subassembly is in suitable angle and position to adjust baby's seat basket to the comfortable angle of baby's sensation and position.
3. This multi-functional perambulator still installs the wheel that can climb the building, and it has four arc claws along the outer circumference evenly distributed of wheel hub, and when smooth road surface went, the arc claw enclosed into complete circular doing the wheel and uses, and when meeting stair, the arc claw outwards stretched out, formed the stabilizer blade and climbed the building, and overall design is reasonable, and the motion is steady, and mobility is strong
4. This multi-functional perambulator can realize intelligent control through current algorithm, adapts to the uneven topography in city, and automatic walking, stair climb, intelligent adjustment perambulator seat basket angle and position improve baby's comfort, liberate the head of a family's both hands.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 shows a schematic configuration of a multi-function stroller according to the present invention;
FIG. 2 shows a first angular configuration of a polygonal frame according to the present invention;
FIG. 3 shows a second angle schematic of a polygonal frame in accordance with the present invention;
FIG. 4 shows an exploded view of a polygonal frame according to the present invention;
FIG. 5 shows a schematic view of a first angle of the wheel according to the present invention;
FIG. 6 shows a schematic view of a second angle of the wheel according to the present invention;
FIG. 7 is a schematic view of a first angle of opening of the arcuate claws of the wheel in accordance with the invention;
FIG. 8 is a schematic view of a second angle of opening of the arcuate claws of the wheel in accordance with the invention;
figure 9 shows a cross-section of a wheel according to the invention;
FIG. 10 shows an enlarged schematic view at A in FIG. 9;
FIG. 11 shows a schematic structural view of a hub according to the present invention;
FIG. 12 is a schematic view showing the structure of spline shafts according to the present invention;
FIG. 13 is a schematic view of an arcuate jaw according to the present invention;
FIG. 14 is a schematic view showing the construction of a first push rod according to the present invention;
FIG. 15 shows a schematic view of the closure of the arcuate jaw on the spiral disc in accordance with the present invention;
FIG. 16 is a schematic view of the configuration of the arcuate jaw of the present invention expanded on the spiral disc;
figure 17 shows an exploded view of a wheel according to the present invention;
fig. 18 is a schematic view illustrating a stair climbing of the multi-function stroller of the present invention;
in the drawings, 1 is a hub; 101 is a boss; 102 is a first through hole; 103 is a chute; 104 is a circular groove; 105 is a convex block; 2 is a spline shaft; 201 is a first ring of external splines; 202 is a second ring of external splines; 203 is a positioning groove; 204 is a transmission groove; 205 is a bevel; 3 is an arc claw; 301 is a T-shaped groove; 4 is a spiral disc; 401 is a spiral slot; 402 is a second via; 403 is a second ring of internal splines; 5 is a first push rod; 501 is a convex groove; 502 is a strip-shaped groove; 503 is a circular arc surface; 504 is a rolling bearing; 6 is a coil; 7 is an elastic piece; the protective shell is 8; 801 is a shell; 802 is a first transparent cover; 803 is a second transparent cover; 9 is a second push rod; 10 is a retainer ring; 11 is a stop block; 12 is a side end cover; 1201 is a fourth via; 13 is a brake disc; 1301 is an opening; 14 is a flange; 15 is a wheel motor; 1501 is the output shaft; 1502 is a connecting bond; 1503 is a motor mounting plate; 1504 is a support sleeve; 16 is a U-shaped bracket; 1601 is a U-shaped opening; 1602 is a first connection end; 1603 is a second connecting end; 17 is a first bearing; 18 is a second bearing; 19 is a bearing transparent cover; 20 is a semicircular bearing sleeve; 21 is a U-shaped push rod; 22 is a wheel; 23 is a camera; 24 is a range radar; 25 is a first driving motor; 2501 is a first major axis; 26 is a first connecting rod; 27 is a first round joint; 28 is a connecting corner fitting; 2801, inner corner fitting; 2802, an external corner fitting; 29 is a second link; 30 is a third connecting rod; 3001 is a first strut; 3002 is a second strut; 31 is a fourth link; 32 is a fifth link; 33 is a second drive motor; 3301 is the second major axis; 34 is a first U-shaped frame; 35 is a second U-shaped frame; 36 is a handle; 37 is a long pin shaft; 38 is a first L-shaped support bar; 39 is a second L-shaped support bar; 40 is a second round joint; 41 is a frame bearing; 42 is a cushion; 43 is a foot pad; 44 is a connecting rod; 45 is a sunshade.
Detailed Description
The invention is further illustrated by the following figures and examples.
The multifunctional baby carriage as shown in fig. 1-5 comprises a polygonal frame, a seat basket, a
The first link assembly includes a
The connecting corner piece comprises an inner corner piece 2801 and an
In another embodiment: the whole rectangle ring-shaped that is of first link assembly, the semicircle orifice that extends along its width direction all is opened at the middle part of interior corner fitting 2801 and outer corner fitting 2802, and two semicircle orifices butt joints behind interior corner fitting 2801 and the lock of outer corner fitting 2802 form the circular port. The inner corner 2801 and the
The first bar 3001 is located at the front side of the stroller and the second bar 3002 is located at the rear side of the stroller.
A fifth connecting rod assembly and a second driving motor 33; the fifth connecting rod assembly is arranged between the first connecting rod assembly and the second connecting rod assembly, the fifth connecting rod assembly comprises two fifth connecting
The seat basket comprises a first
The seat basket supporting piece comprises two first L-shaped supporting
As shown in fig. 5-11, the wheel 22 includes a hub 1, a spline shaft 2, a first pushing assembly, a wheel motor 15, a flange 14, a side end cap 12, and a plurality of arc-shaped claws 3 that can enclose a complete circle; the outer circumference of the hub 1 is provided with a plurality of bosses 101 which are uniformly distributed, the arc-shaped claws 3 are hinged with the corresponding bosses 101, the center of the hub 1 is provided with a first through hole 102, the first pushing assembly is positioned at one side of the hub 1, the output end of the first pushing assembly is connected with the arc-shaped claws 3 in a sliding manner, and the center of the first pushing assembly is provided with a second through hole 402; the flange 14 is fixedly arranged on the other side of the hub 1, a third through hole is formed in the center of the flange 14, and a first ring of internal splines matched with the spline shaft 2 are arranged in the third through hole; the side end cover 12 is positioned at one side of the first pushing assembly, the side end cover 12 is fixedly installed on the hub 1, at least one part of the side end cover 23 is in contact with the first pushing assembly, a fourth through hole 1201 is formed in the center of the side end cover 12, the spline shaft 2 is movably arranged in an inner cavity surrounded by the first through hole 102, the second through hole 402, the third through hole and the fourth through hole 1201, the output end of the wheel motor 15 is movably connected with the spline shaft 2, the hub 1 is installed at the bottom ends of the second connecting rod 29 and the fourth connecting rod 31 through the flange 14 and the side end cover 12, and when the spline shaft 2 is meshed with the first ring of internal splines, the hub 1 drives the arc-shaped claw 3 to rotate so as to realize flat ground movement or stair climbing; when the spline shaft 2 is engaged with the first pushing assembly, the first pushing assembly drives the arc-shaped claw 3 to extend or retract, the arc-shaped claw 3 extends, the wheel can be used for climbing stairs or passing uneven road surfaces, the arc-shaped claw 3 retracts to be circular, and the wheel is used for passing the flat road surfaces.
The four
In another embodiment, the flange 14 may not be provided, and the internal spline that mates with the spline shaft 2 may be provided directly in the first through hole 102 of the hub 1.
As shown in fig. 12, the spline shaft 2 has a first ring of
In another embodiment, the spline shaft 2 can be designed to have only one circle of external splines, when the arc-shaped
As shown in fig. 11-16, the first pushing assembly includes a
A circular groove 104 is formed on one side of the hub 1, and the
The inner side of the arc-shaped
The wheel also comprises a second pushing assembly, at least one part of the second pushing assembly is arranged in the inner cavity of the spline shaft 2, and the output end of the second pushing assembly is connected with the spline shaft 2. The second pushing assembly is used for pushing the spline shaft 2 to move so as to enable the spline shaft to be in matched transmission with the flange 14 or the
The second pushing assembly comprises a coil 6, an elastic piece 7, a protective shell 8 and a second push rod 9; at least one part of protective housing 8 sets up in the inner chamber of integral key shaft 2, another part of protective housing 8 is located fourth through hole 1201,
Wherein, the elastic element 7 is a conical spring. The coil 6 is electrified, the second push rod 9 moves forwards to push the first circle of
The protective shell 8 comprises a cylindrical shell 801, a first transparent cover 802 and a second transparent cover 803; at least one part of the shell 801 is arranged in an inner cavity of the spline shaft 2, the first transparent cover 802 is buckled at one end, close to the spline shaft 2, of the shell 801, the second transparent cover 803 is buckled at one end, far away from the spline shaft 2, of the shell 801, two ends of the second push rod 9 respectively penetrate through the first transparent cover 802 and the second transparent cover 803, a small-diameter end of the conical spring is abutted with the check ring 10, and a large-diameter end of the cylindrical spring is abutted with the second transparent cover 803.
Still include dog 11, integral key shaft 2 is opened there is constant head tank 203, dog 11 fixed mounting is in this constant head tank 203, dog 11 is opened there is the round hole, the other end of second push rod 9 is arranged in this round hole to with round hole clearance fit, the other end of second push rod 9 still is provided with two shoulders at the interval, two shoulders are located the front and back of dog respectively. Through the arrangement, the second push rod 9 can drive the spline shaft 2 to move back and forth, but the second push rod 9 does not rotate along with the spline shaft 2.
The
The hub 1, the
Further comprises a
The bearing protection structure further comprises a bearing
The U-shaped bracket is characterized by further comprising a semicircular bearing sleeve 20, the first connecting end 1602 and the second connecting end 1603 of the
The vehicle-mounted type wheel hub further comprises a supporting sleeve 1504 and a motor mounting plate 1503, wherein one side of the supporting sleeve 1504 is mounted on the second connecting end 1603 of the
The working process of the wheel is as follows: the coil 6 at the center of the wheel is electrified, the second push rod 9 extends forwards to drive the stop block 11 to move, the stop block 11 drives the spline shaft 2 to move forwards, meanwhile, the second push rod 9 drives the
After climbing stairs, the coil 6 is electrified, the second push rod 9 extends forwards to drive the stop block 11 to move, the stop block 11 drives the spline shaft 2 to move forwards, meanwhile, the second push rod 9 drives the
The spline shaft 2 is assembled in a mode that the spline shaft 2 and the second push rod 9 move along the axis, and the spline shaft 2 can rotate relative to the second push rod 9 without mutual influence. Because the
The first circle of
The baby carriage is simple and compact in structure, overall in mass and small in size, can control the baby carriage to automatically walk by adopting the existing intelligent algorithm, and monitors the state of a baby through the camera. The arc-shaped claws of the wheels can extend outwards to climb the stairs, so that the baby carriage can climb the stairs automatically; in the process of climbing stairs, the angle and the position of the baby carriage seat basket can be changed through the deformation matching adjustment of the polygonal frame. The baby stroller improves the comfort of a baby in the climbing process, and can be used for solving the problems that the baby stroller is difficult to climb stairs, difficult to push and pull and the like in urban roads.
The above-mentioned embodiments are preferred embodiments of the present invention, and the present invention is not limited thereto, and any other modifications or equivalent substitutions that do not depart from the technical spirit of the present invention are included in the scope of the present invention.
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