A multifunctional scooter

Abstract

The present invention relates to the technical field of scooters, and discloses a multifunctional scooter, which comprises: a support plate, which serves as a bearing body when a user uses the multifunctional scooter; a first pulley part, which is connected to the rear end of the support plate; a second pulley part, which has a single-wheel structure and a double-wheel structure, and the second pulley part is detachably mounted on the rear end of the support plate; a switching mechanism, which is fixedly connected to the front end of the support plate and buckled with the second pulley part; an electronic control part, which is mounted on the bottom surface of the support plate; and a remote controller, which is used by the user to send control instructions to the electronic control part to control the movement of the multifunctional scooter. The beneficial effects of implementing the present invention are: the functions of pulley number conversion, intelligent remote control drive, and switching between toy type and sports type can be realized, and the multifunctional scooter has rich and varied functions and forms, which improves the user experience, reduces the purchase burden, and reduces resource waste.

Description

Technical Field

[0001] The present invention relates to the technical field of scooters, and more particularly to a multifunctional scooter. Background Art

[0002] A scooter is a common toy or sports tool in people's lives. Usually, a user moves the scooter forward by pedaling.

[0003] With the rapid development of society, various scooters with relatively single functions and forms have appeared in the prior art, for example, there are two-wheeled, three-wheeled or four-wheeled scooters, traditional pedal-driven, motor-driven or intelligent remote-controlled scooters, pure toy-type scooters or pure sports-type scooters, etc. If you want to experience all of these scooters with multiple functions and single forms, you may need to buy multiple scooters with different functions and forms, which increases the purchase burden and causes waste of resources. Summary of the invention

[0004] The technical problem to be solved by the present invention is that, in view of the shortcomings of the above-mentioned scooters with single functions and forms, a multifunctional scooter is provided, which can realize the functions of changing the number of pulleys, intelligent remote control drive, and switching between toy type and sports type. This multifunctional scooter has rich and varied functions and forms, improves the user experience, reduces the purchase burden and reduces resource waste.

[0005] The technical solution adopted by the present invention to solve the technical problem is: to provide a multifunctional scooter having:

[0006] A support plate, which serves as a bearing body when a user uses the multifunctional scooter; the support plate is formed into a plate structure with an oblong shape on the upper side and a cavity formed on the bottom side; one end of the support plate is formed into a wing portion tilted upward; the other end of the support plate is provided with a second slot; the end forming the wing portion is the rear end of the support plate;

[0007] A first pulley portion connected to the bottom surface of the rear end of the support plate, wherein the first pulley portion has at least one electric driving wheel for driving the multifunctional scooter to slide;

[0008] The second pulley part has a buckle block, the second pulley part includes a second single pulley part of a single wheel structure or a second double pulley part of a double wheel structure, the second pulley part is detachably mounted on the bottom surface of the front end of the support plate through the buckle block, and is used to drive the multifunctional scooter to slide; wherein, when switching from the second single pulley part to the second double pulley part, the multifunctional scooter changes from a three-wheel mode to a four-wheel mode;

[0009] A switching mechanism is fixedly connected to the front end of the support plate and is buckled with the second pulley part, so as to realize the replacement of the second pulley part.

[0010] Optionally, the multifunctional scooter further comprises:

[0011] An electronic control unit, which is used to control the multifunctional scooter to be driven by electric energy, and the electronic control unit is installed in the cavity;

[0012] A bottom cover, which is mounted on the bottom surface of the support plate and is used to seal the electronic control unit in the cavity;

[0013] A remote controller is used to send control instructions to the electronic control unit to control the movement of the multifunctional scooter.

[0014] Optionally, the first pulley portion comprises:

[0015] The electric driving wheel comprises a wheel housing and an electric motor, wherein the electric motor is embedded in the wheel housing; the electric driving wheel is used to drive the multifunctional scooter to slide by means of electric energy;

[0016] A first pulley, which is in a ring shape and is used to drive the multifunctional scooter to slide;

[0017] The pulley seat is formed into a rectangular parallelepiped with a boss, the boss is provided with a groove and a countersunk hole, and the groove is in a hemispherical shape; the pulley seat is connected to the rear end bottom of the support plate;

[0018] A first axle, two ends of which are respectively connected to the electric drive wheel and / or the second pulley, and the first axle is connected to the pulley seat.

[0019] Optionally, the first pulley portion further includes:

[0020] A shock-absorbing sleeve, which is hemispherical and installed in the groove, is used for shock absorption and buffering;

[0021] A shock absorbing assembly, comprising a split shock absorber and a pin, wherein the shock absorbing assembly is used for shock absorbing and buffering;

[0022] A first support seat and a first support rod are provided in the middle of the first axle; the pin passes through the countersunk hole, the split shock absorber and the first support seat so that the shock absorbing assembly is installed in cooperation with the pulley seat; the first support rod is movably mounted on the shock absorbing sleeve.

[0023] Optionally, the switching mechanism includes a fixed block, a manipulation block, a tension spring, a first latch and a second latch;

[0024] The second latch passes through the tension spring and the middle of the operating block and is connected to the fixing block, and the fixing block is connected to the bottom of the front end of the support plate;

[0025] The first latch is installed at one end of the operating block and is buckled with the second pulley portion.

[0026] Optionally, the fixing block is a long rectangular plate structure, which is provided with a lifting lug;

[0027] The two fixing blocks are symmetrically mounted at the bottom of the front end of the support plate and form a first slot with the support plate. The inner side of the first slot is formed into a rectangular depression for embedding the buckle block.

[0028] The lifting ear is provided with a first through hole for cooperating with the second latch to be connected to the lifting ear, and the lifting ear serves as a fulcrum for the operating block when buckling or releasing;

[0029] The support plate is provided with two blind holes on the inner side surface close to the two fixing blocks for limiting the free end of the tension spring.

[0030] Optionally, the buckle block is formed as a rectangular plate structure, with a symmetrical tongue buckle formed at one end, and the tongue buckle is in a hook shape;

[0031] The buckle block is embedded in the first slot, and one end of the buckle block is facing the first latch and buckled with the first latch.

[0032] Optionally, the second single pulley portion specifically includes:

[0033] A pulley assembly, comprising a second single pulley, a first axle, a first bearing and a pulley bracket, wherein the pulley bracket is U-shaped, the first bearing is embedded in the center of the second single pulley, and the first axle passes through the first bearing and is connected to both ends of the U-shaped opening of the pulley bracket;

[0034] A pole assembly, comprising a first pole, a second pole and a fastening hoop, wherein the first pole is a cylindrical tube structure, the second pole is a cylindrical telescopic double-layer tube structure, one end of the first pole is fixedly connected to one end of the second pole, the other end of the first pole is connected to the pulley bracket, the fastening hoop is sleeved on the second pole, the fastening hoop is used to clamp the inner and outer layers of the second pole, and the pole assembly is connected to the buckle block; a connecting rod is a square tube structure, and the pole assembly is connected to the buckle block and finally connected to the switching mechanism through the connecting rod;

[0035] The handle assembly includes a handle rod and a handle cover. The handle rod is a cylindrical tube structure. The handle rod is fixedly connected to the other end of the second vertical rod. The handle cover is sleeved on both ends of the handle rod. A storage container for embedding the remote control is also installed on the handle rod.

[0036] Optionally, the second double pulley unit specifically includes:

[0037] A second pair of pulleys, which are used to drive the multifunctional scooter to slide;

[0038] A second axle assembly, which mainly includes a second axle, a second wheel axle and a second bearing, wherein a second support seat and a second support rod are arranged in the middle of the second axle;

[0039] The second wheel shaft is mounted in cooperation with the second bearing and connected to the second axle, and the second double pulleys are mounted at both ends of the second wheel shaft;

[0040] The pin passes through the countersunk hole, the split shock absorber and the second support seat so that the shock absorber assembly is installed in coordination with the pulley seat;

[0041] The second supporting rod is movably sleeved on the shock-absorbing sleeve; the pulley seat cooperates with the auxiliary connecting block to be connected to the buckle block.

[0042] Optionally, the second double pulley unit further includes:

[0043] The auxiliary connecting block is formed into a rectangular plate structure, one side of which is cooperatively connected with the buckle block, and the other side of which is cooperatively connected with the pulley seat, and is used to adjust the installation height of the second double pulley part of the double-wheel structure.

[0044] Optionally, the electronic control unit mainly includes a bracket, a battery pack, an intelligent control board, a power switch and a charging interface; the power switch and the charging interface are connected to the intelligent control board, the bracket is used to carry the battery pack and the intelligent control board, and the bracket is installed in the cavity.

[0045] The multifunctional scooter provided by the present invention can realize the change of the number of pulleys and the switching between the toy type and the sports type by using the switching mechanism, and can realize intelligent remote control driving by using the electronic control unit and the remote controller. The multifunctional scooter has rich functions and forms, improves the user experience, reduces the purchase burden and reduces the waste of resources. BRIEF DESCRIPTION OF THE DRAWINGS

[0046] The present invention will be further described below with reference to the accompanying drawings and embodiments, in which:

[0047] Figure 1It is an overall bottom view schematic diagram of the three-wheel structure of the multifunctional scooter provided by the present invention;

[0048] Figure 2 It is a front view of the three-wheel structure of the multifunctional scooter provided by the present invention;

[0049] Figure 3 It is an overall oblique schematic diagram of the three-wheel structure of the multifunctional scooter provided by the present invention;

[0050] Figure 4 It is a schematic diagram of the bottom internal structure of the multifunctional scooter provided by the present invention;

[0051] Figure 5 It is an overall schematic diagram of the four-wheel structure of the multifunctional scooter provided by the present invention;

[0052] Figure 6 is a front cross-sectional view of the four-wheel structure of the multifunctional scooter provided by the present invention;

[0053] Figure 7 It is a schematic diagram of the bottom structure of the four-wheel structure of the multifunctional scooter provided by the present invention;

[0054] Figure 8 yes Figure 1 A magnified view of part a in FIG.

[0055] Fig. 9 yes Figure 1 The enlarged view of part b in FIG.

[0056] Fig.10 yes Figure 4 The enlarged view of part c in FIG.

[0057] Fig.11 yes Figure 7 Enlarged view of part d in .

[0058] In the above figures, A, first pulley part, B1, second single pulley part of single wheel structure, B2, second double pulley part of double wheel structure, C, switching mechanism, D, electronic control part, 1, supporting plate, 2, wing part, 3, second slot, 4, buckle block, 5, bottom cover, 6, remote control, 7, electric drive wheel, 8, wheel shell, 9, third through hole, 10, shock absorber assembly, 11, split shock absorber, 12, pin, 13, pulley seat, 14, boss, 15, groove, 16, countersunk hole, 17, shock absorber sleeve, 18, first axle, 19, first supporting seat, 20, first supporting rod, 21, fixing block, 22, operating block, 23, tensioning spring, 24, first latch, 25, second latch, 26, first a card slot, 27, a lifting ear, 28, a blind hole, 29, a first through hole, 30, a tongue buckle, 31, a pulley assembly, 32, a second single pulley, 33, a first axle, 34, a pulley bracket, 35, a vertical pole assembly, 36, a first vertical pole, 37, a second vertical pole, 38, a fastening hoop, 39, a connecting rod, 40, a handle assembly, 41, a handle rod, 42, a handle cover, 43, a storage container, 44, an auxiliary connecting block, 45, a first pulley, 46, a second axle assembly, 47, a second axle, 48, a second axle, 49, a second supporting seat, 50, a second supporting rod, 51, a bracket, 52, a battery pack, 53, an intelligent control board, 54, a power switch, 55, a charging port, 56, a second double pulley. DETAILED DESCRIPTION

[0059] In order to have a clearer understanding of the technical features, purposes and effects of the present invention, specific embodiments of the present invention are now described in detail with reference to the accompanying drawings.

[0060] In the first embodiment provided by the present invention, Figure 2 is a front view of the three-wheel structure of the multifunctional scooter provided by the present invention, Figure 3 FIG. 1 is an overall oblique schematic diagram of the three-wheel structure of the multifunctional scooter provided by the present invention, such as Figure 2 , 3 As shown, the multifunctional scooter with a three-wheel structure comprises a supporting plate 1, a first pulley portion A, a second single pulley portion B1 of a single-wheel structure, a switching mechanism C, an electronic control portion D, a bottom cover 5 and a remote control 6. A wing portion 2 slightly tilted upward is formed at one end of the supporting plate 1, and an arc-shaped depression is formed in the middle of the wing portion 2 to enhance the aesthetics of the present invention. The first pulley portion A is installed at the bottom of the rear end of the supporting plate 1, wherein the end forming the wing portion 2 is the rear end, and the side of the supporting plate where the user steps on is the upper part. The second single pulley portion B1 of the single-wheel structure is installed at the bottom of the front end of the supporting plate 1, and the switching mechanism C is fixedly installed at the bottom of the front end of the supporting plate 1 and is buckled and connected to the second single pulley portion B1 of the single-wheel structure through a buckle block 4. The electronic control portion D is installed in a cavity at the bottom of the supporting plate 1 (such as Figure 4As shown), the bottom cover 5 seals the electronic control unit D in the cavity of the support plate 1 (as shown Figure 1 The remote controller 6 is inserted into the storage container 43, and the storage container 43 is installed on the handle bar 41 (as shown). Figure 3 shown).

[0061] Specifically, the support plate 1 is an elliptical rectangular plate structure, and a rectangular second slot 3 (such as Figure 2 ), for cooperating with the connecting rod 39 to pass through the support plate 1 so that the second single pulley portion B1 of the single wheel structure is connected to the support plate 1. The support plate 1 provides a footrest for the user.

[0062] Further, Fig. 9 yes Figure 1 The enlarged view of part b in Figure 1 , 4 As shown in Figures 9 and 10, the first pulley portion A includes an electric drive wheel 7, a first pulley 45, a shock absorbing assembly 10, a pulley seat 13, a shock absorbing sleeve 17 and a first axle 18. The electric drive wheel 7 is installed at both ends of the first axle 18. The first axle 18 is connected to the pulley seat 13 through the shock absorbing assembly 10 and the shock absorbing sleeve 17. The pulley seat 13 is installed at the rear end bottom of the support plate 1.

[0063] Specifically, the electric driving wheel 7 mainly includes a wheel shell 8 in the shape of a tire and an electric motor (not shown). The electric motor (not shown) is embedded in the wheel shell 8. The electric driving wheel 7 is used to drive the multifunctional scooter to slide by electric energy.

[0064] The first pulley 45 is in a ring shape and is used to drive the multifunctional scooter to slide.

[0065] The shock absorbing assembly 10 mainly includes a split shock absorber 11 and a pin 12. The split shock absorber 11 is made of two pieces of tubular elastic materials. The pin 12 is a cylinder with a boss formed at one end (the outer diameter of the boss is larger than the outer diameter of the cylinder) and an external thread is provided at the other end. The shock absorbing assembly 10 is used for shock absorption and buffering.

[0066] The pulley seat 13 is a cuboid having an irregularly shaped boss 14 . The boss 14 is provided with a hemispherical groove 15 and a countersunk hole 16 . The pulley seat 13 is connected to the first axle 18 .

[0067] The shock-absorbing sleeve 17 is hemispherical and installed in the groove 15 to provide shock-absorbing and buffering functions.

[0068] The first axle 18 is an irregular column, with a first support seat 19 and a first support rod 20 in the middle; the pin 12 passes through the countersunk hole 16, the split shock absorber 11 and the first support seat 19 in sequence and is finally tightened and connected by a nut, so that the shock absorber assembly 10 is installed in cooperation with the pulley seat 13 and connected to the first axle 18. The first support rod 20 is movably mounted on the shock absorber sleeve 17, so that the first support rod 20 is twistedly connected with the pulley seat 13, and the support plate 1 can also obtain more support without excessively restricting the freedom of the first support rod 20. One end of the first axle 18 is respectively connected to the electric drive wheel 7, and the other end is connected to the first pulley 45 or the electric drive wheel 7.

[0069] Furthermore, if Figure 2 , 3 As shown, the second single pulley portion B1 of the single-wheel structure includes a buckle block 4, a pulley assembly 31, a vertical pole assembly 35, a connecting rod 39 and a handle assembly 40. The pulley assembly 31 is connected to the vertical pole assembly 35, the handle assembly 40 is connected to the vertical pole assembly 35, the vertical pole assembly 35 is connected to the buckle block 4 through the connecting rod 39, and the buckle block 4 is connected to the first pin 24, thereby realizing the connection between the second single pulley portion B1 of the single-wheel structure and the support plate 1.

[0070] Specifically, the snap-on block 4 is formed as a flat rectangular parallelepiped, with a tongue buckle 30 symmetrically arranged at one end. The tongue buckle 30 is in the shape of a hook. The snap-on block 4 is embedded in the first slot 26, and the tongue buckle 30 is snapped to the first pin 24. When the tongue buckle 30 and the first pin 24 are released, the snap-on block 4 can move forward and backward in the first slot 26 or even fall out of the first slot 26.

[0071] Furthermore, the pulley assembly 31 includes a second single pulley 32, a first axle 33, a first bearing (not shown) and a pulley bracket 34. The pulley bracket 34 is U-shaped. The first bearing (not shown) is embedded in the center of the second single pulley 32. The first axle 33 passes through the first bearing (not shown) and is connected to both ends of the U-shaped opening of the pulley bracket 34, and the U-shaped opening faces the ground.

[0072] The pole assembly 35 includes a first pole 36, a second pole 37 and a fastening hoop 38. The first pole 36 is a cylindrical tube structure, and the second pole 37 is a cylindrical telescopic double-layer tube structure. The upper end of the first pole 36 is fixedly connected to the lower end of the second pole 37, and the lower end of the first pole 36 is connected to the pulley bracket 34. The fastening hoop 38 is sleeved on the upper end of the outer layer of the second pole 37, wherein the end closest to the ground is the lower end. When the inner layer of the second pole 37 is at a certain position, tightening the fastening hoop 38 makes the outer layer of the second pole 37 clamp the inner layer, so that the positions of the inner and outer layers of the second pole 37 are relatively fixed.

[0073] The connecting rod 39 is a square tube structure, one end of the connecting rod 39 is connected to the first vertical rod 36 , and the other end is fixedly connected to the buckle block 4 . The buckle block 4 is fixedly connected to the vertical rod assembly 35 through the connecting rod 39 .

[0074] The handle assembly 40 includes a handle rod 41 and a handle cover 42. The handle rod 41 is a cylindrical tube structure. Both ends of the handle rod 41 are symmetrically fixedly connected to the upper end of the second vertical rod 37. The handle cover 42 is made of a hollow plastic part, which can increase the friction between the user and enhance the appearance. The handle cover 42 is mounted on both ends of the handle rod 41. A storage container 43 for embedding the remote control 6 is also installed on the handle rod 41. The storage container 43 is a rectangular shell with one end open.

[0075] Furthermore, in the first embodiment provided by the present invention, Figure 1 is an overall bottom view schematic diagram of the three-wheel structure of the multifunctional scooter provided by the present invention, Figure 4 1 is a schematic diagram of the internal structure of the bottom surface of the multifunctional scooter provided by the present invention. Figure 8 yes Figure 1 The enlarged view of part a in Figure 1 , 4 As shown in FIG. 8 , the switching mechanism C includes: a fixed block 21, an operating block 22, a tensioning spring 23, a first latch 24 and a second latch 25. The switching mechanism C is fixedly connected to the bottom of the front end of the support plate 1 through the fixed block 2 to realize the replacement of the second pulley part.

[0076] Specifically, the fixing block 21 is a flat rectangular plate structure, and the fixing block 21 is provided with a lifting ear 27. The two fixing blocks 21 are symmetrically fixed and installed at the bottom of the front end of the support plate 1 by bolts and form a first card slot 26 with the support plate 1. The inner side of the first card slot 26 is formed into a rectangular depression. The first card slot 26 is used to embed the buckle block 4. When assembling the fixing block 21, the first card slot 26 is aligned with the groove end surface of the second card slot 3, and the protrusion direction of the lifting ear 27 is downward. The lifting ear 27 is provided with a first through hole 29, and the first through hole 29 is used to cooperate with the second pin 25 to connect to the lifting ear 27. The lifting ear 27 serves as a fulcrum when the operating block 22 is buckled or released.

[0077] The support plate 1 is provided with two blind holes 28 on the inner side surface close to the two fixing blocks 21 . The two free ends of the tension spring 23 are respectively inserted into the two blind holes 28 during installation. The two blind holes 28 are used to limit the two free ends of the tension spring 23 .

[0078] Furthermore, if Figure 1 , 4As shown in FIG. 8 , the operating block 22 is a rectangular block structure with one end being flattened, a second through hole (not shown) is provided in the middle of the operating block 22, a third through hole 9 is provided at the rear end of the operating block 22, and the front end of the operating block 22 is flattened; the tensioning spring 23 is a segmented helical compression spring in the shape of a “X”; the first latch 24 and the second latch 25 are strip-shaped cylinders.

[0079] The operating block 22 is clamped on the cross-shaped part of the tension spring 23, the second latch 25 passes through the second through hole (not shown) on the tension spring 23 and the operating block 22 respectively, and the two ends of the second latch 25 are respectively installed on the first through hole 29 of the ear 27 so that the second latch 25 is connected to the fixed block 21, and the two free ends of the tension spring 23 are respectively clamped in the two blind holes 28 to limit the free ends of the tension spring 23, so that the operating block 22 is in a tensioned state when in a natural state. The first latch 24 passes through the third through hole (not shown) on the operating block 22 and is buckled with the tongue buckle 30.

[0080] When an external force acts on the rear end of the operating block 22, the front end of the operating block 22 tilts downward under the action of the fulcrum ear 27, so that the first latch 24 and the tongue buckle 30 are loosened. At this time, the second single pulley part B1 of the single-wheel structure can be pulled out to replace the second pulley part, for example, the second single pulley part B1 of the single-wheel structure can be replaced with the second double pulley part B2 of the double-wheel structure; when the external force is removed, the operating block 22 returns to its original position under the action of the tensioning spring 23 and maintains a tensioned state, so that the first latch 24 and the tongue buckle 30 are fastened. At this time, the second single pulley part B1 of the single-wheel structure or the second double pulley part B2 of the double-wheel structure can be firmly connected to the switching mechanism C.

[0081] Further, Fig.10 yes Figure 4 The enlarged view of part c in Figure 1 , 4 As shown in 10, the electronic control unit D mainly includes a bracket 51, a battery pack 52, an intelligent control board 53, a power switch 54 and a charging interface 55. The battery pack 52 is composed of a plurality of single batteries. The intelligent control board 53 is electrically connected to the electric drive wheel 7. The power switch 54 and the charging interface 55 are electrically connected to the intelligent control board 53. The battery pack 52 and the intelligent control board 53 are fixedly mounted on the bracket 51. The bracket 51 is fixedly mounted in the cavity at the bottom of the support plate 1. The bottom cover 5 is fastened to the bottom of the support plate 1 by screws, and is used to enclose the intelligent control unit D in the cavity of the support plate 1. An opening is reserved on the bottom cover 5 to expose the power switch 54 and the charging interface 55 from the bottom cover 5 for easy operation.

[0082] When the intelligent control board 53 receives the instruction of the remote controller 6, it drives the electric driving wheel 7 to rotate, so that the multifunctional scooter of the present invention is driven by electric energy.

[0083] In a second embodiment provided by the present invention, Figure 5 is an overall schematic diagram of the four-wheel structure of the multifunctional scooter provided by the present invention, Figure 6 is a front cross-sectional view of the four-wheel structure of the multifunctional scooter provided by the present invention, Figure 7 1 is a schematic diagram of the bottom structure of the four-wheel structure of the multifunctional scooter provided by the present invention. Figure 5-7 As shown, the multifunctional scooter with a four-wheel structure comprises a support plate 1, a first pulley portion A, a second double pulley portion B2 of a double-wheel structure, a switching mechanism C, an electronic control portion D, a bottom cover 5 and a remote control 6. Specifically, the support plate 1 is an elliptical rectangular plate structure, and the support plate 1 provides a stepping position for the user. A wing portion 2 slightly tilted upward is formed at one end of the support plate 1, and an arc-shaped depression is formed in the middle position of the wing portion 2 to enhance the aesthetics of the present invention. The first pulley portion A is installed at the bottom of the rear end of the support plate 1, wherein the end forming the wing portion 2 is the rear end, and the side of the support plate where the user steps on is the upper part. The switching mechanism C is fixedly installed at the bottom of the front end of the support plate 1 and is connected to the auxiliary connecting block 44 through the buckle block 4, and the second double pulley portion B2 of the double-wheel structure is installed on the bottom surface of the auxiliary connecting block 44. The electronic control portion D is installed in a cavity at the bottom of the support plate 1 (such as Figure 4 As shown), the bottom cover 5 seals the electronic control unit D in the cavity of the support plate 1 (as shown Figure 7 The remote controller 6 is independent of the outside of the multifunctional scooter of the present invention and can send instructions to the electronic control unit D to realize that the multifunctional scooter of the present invention is driven by electric energy and can be remotely controlled by the remote controller 6.

[0084] Further, Fig. 9 yes Figure 1 The enlarged view of part b in Figure 1 , 6 As shown in , 7 and 9, the first pulley part A includes an electric driving wheel 7, a first pulley 45, a shock absorbing assembly 10, a pulley seat 13, a shock absorbing sleeve 17 and a first axle 18. The electric driving wheel 7 is installed at both ends of the first axle 18. The first axle 18 is connected to the pulley seat 13 through the shock absorbing assembly 10 and the shock absorbing sleeve 17. The pulley seat 13 is installed at the rear end bottom of the support plate 1.

[0085] Specifically, the electric driving wheel 7 mainly includes a wheel shell 8 in the shape of a tire and an electric motor (not shown). The electric motor (not shown) is embedded in the wheel shell 8. The electric driving wheel 7 is used to drive the multifunctional scooter to slide by electric energy.

[0086] The first pulley 45 is in a ring shape and is used to drive the multifunctional scooter to slide.

[0087] The shock absorbing assembly 10 mainly includes a split shock absorber 11 and a pin 12. The split shock absorber 11 is made of two pieces of tubular elastic materials. The pin 12 is a cylinder with a boss formed at one end (the outer diameter of the boss is larger than the outer diameter of the cylinder), and an external thread is provided at the other end. The shock absorbing assembly 10 is used for shock absorption and buffering.

[0088] The pulley seat 13 is a cuboid having an irregularly shaped boss 14 . The boss 14 is provided with a hemispherical groove 15 and a countersunk hole 16 . The pulley seat 13 is connected to the first axle 18 .

[0089] The shock-absorbing sleeve 17 is hemispherical and installed in the groove 15 to provide shock-absorbing and buffering functions;

[0090] The first axle 18 is an irregular column, with a first support seat 19 and a first support rod 20 in the middle; the pin 12 passes through the countersunk hole 16, the split shock absorber 11 and the first support seat 19 in sequence and is finally tightened and connected by a nut, so that the shock absorber assembly 10 is installed in cooperation with the pulley seat 13 and connected to the first axle 18. The first support rod 20 is movably mounted on the shock absorbing sleeve 17, so that the first support rod 20 is twistedly connected with the pulley seat 13, and the support plate 1 can also obtain more support without excessively restricting the degree of freedom of the first support rod 20. One end of the first axle 18 is connected to the electric drive wheel 7, and the other end is connected to the first pulley 45 or the electric drive wheel 7.

[0091] Further, Fig.11 yes Figure 7 The enlarged picture of part d in Figure 5-7 , Fig.11 As shown, the second double pulley portion B2 of the double-wheel structure is provided with a buckle block 4, an auxiliary connecting block 44, a shock absorbing assembly 10, a pulley seat 13, a shock absorbing sleeve 17, a second double pulley 56 and a second axle assembly 46. The two ends of the second axle assembly 46 are respectively connected to the second double pulley 56. The second axle assembly 46 is connected to the pulley seat 13 through the shock absorbing assembly 10 and the shock absorbing sleeve 17. The pulley seat 13 is connected to the buckle block 4 through the auxiliary connecting block 44. The second double pulley portion B2 of the double-wheel structure is connected to the switching mechanism C through the buckle block 4 and then connected to the supporting plate 1. The second double pulley portion B2 of the double-wheel structure is used to drive the multifunctional scooter to slide.

[0092] Specifically, the snap-on block 4 is formed as a flat rectangular parallelepiped, with a tongue buckle 30 symmetrically arranged at one end. The tongue buckle 30 is in the shape of a hook. The snap-on block 4 is embedded in the first slot 26, and the tongue buckle 30 is snapped to the first pin 24. When the tongue buckle 30 and the first pin 24 are released, the snap-on block 4 can move forward and backward in the first slot 26 or even fall out of the first slot 26.

[0093] The auxiliary connection block 44 is formed as a rectangular plate structure, and the auxiliary connection block 44 is connected with the buckle block 4 for adjusting the installation height of the second double pulley part B2 of the double wheel structure.

[0094] The shock absorbing assembly 10 mainly includes a split shock absorber 11 and a pin 12. The split shock absorber 11 is made of two pieces of tubular elastic materials. The pin 12 is a cylinder with a boss formed at one end (the outer diameter of the boss is larger than the outer diameter of the cylinder) and an external thread is provided at the other end. The shock absorbing assembly 10 is used for shock absorption and buffering.

[0095] The pulley seat 13 is a cuboid having an irregularly shaped boss 14 . The boss 14 is provided with a hemispherical groove 15 and a countersunk hole 16 . The pulley seat 13 is connected to the first axle 18 .

[0096] The shock-absorbing sleeve 17 is hemispherical and installed in the groove 15 for shock-absorbing and buffering purposes.

[0097] Furthermore, the second axle assembly 46 mainly includes a second axle 47, a second wheel axle 48 and a second bearing (not shown in the figure). The second wheel axle 48 and the second bearing (not shown in the figure) are installed in cooperation and connected to the second axle 47. Second double pulleys 56 are installed at both ends of the second wheel axle 48; the pin 12 passes through the countersunk hole 16, the split shock absorber 11 and the second supporting seat 49 in sequence so that the shock absorber assembly 10 is installed in cooperation with the pulley seat 13; the second supporting rod 50 is movably mounted on the shock absorbing sleeve 17; the pulley seat 13 cooperates with the auxiliary connecting block 44 to be connected to the buckle block 4 and finally connected to the switching mechanism C.

[0098] Specifically, the second axle 47 is an irregular column, and a second support seat 49 and a second support rod 50 are provided in the middle of the second axle 47; the pin 12 passes through the countersunk hole 16, the split shock absorber 11 and the second support seat 49 in sequence and is finally connected by tightening the nut, so that the shock absorber assembly 10 is installed in cooperation with the pulley seat 13 and connected to the second axle 47. The pulley seat 13 is installed on the bottom surface of the auxiliary connection block 44, and the upper surface of the auxiliary connection block 44 is connected to the buckle block 4, and the buckle block 4 is connected to the switching mechanism C through the tongue buckle 30 and finally connected to the support plate 1. The second support rod 50 is movably mounted on the shock absorbing sleeve 17, so that the second support rod 50 is connected to the pulley seat 13 in a twisted connection, and the support plate 1 can also obtain more support without excessively restricting the freedom of the second support rod 50. The second wheel shaft 48 passes through the interior of the second axle 47 and extends outward at both ends, and the second double pulleys 56 are respectively installed at the two ends of the second wheel shaft 48 extending outward.

[0099] Furthermore, if Figure 1 , 6As shown in FIGS. 7 and 11 , the switching mechanism C includes: a fixed block 21, an operating block 22, a tensioning spring 23, a first latch 24 and a second latch 25. The switching mechanism C is fixedly connected to the bottom of the front end of the support plate 1 through the fixed block 2 to realize the replacement of the second pulley part.

[0100] Specifically, the fixing block 21 is a flat rectangular plate structure, and the fixing block 21 is provided with a lifting ear 27. The two fixing blocks 21 are symmetrically fixed and installed at the bottom of the front end of the support plate 1 by bolts and form a first slot 26 with the support plate 1. The inner side surface of the first slot 26 is formed into a rectangular depression. The buckle block 4 is embedded in the first slot 26. When the tongue buckle 30 is in a loose state, the buckle block 4 can move forward and backward in the first slot 26 or even escape from the first slot 26. When the fixing block 21 is assembled, the first slot 26 is aligned with the groove end surface of the second slot 3, and the protrusion direction of the lifting ear 27 is downward. The lifting ear 27 is provided with a first through hole 29, and the first through hole 29 is used to cooperate with the second latch 25 to connect to the lifting ear 27. The lifting ear 27 serves as a fulcrum for the operating block 22 when buckling or releasing.

[0101] The support plate 1 is provided with two blind holes 28 on the inner side surface close to the two fixing blocks 21 . The two free ends of the tension spring 23 are respectively inserted into the two blind holes 28 during installation. The two blind holes 28 are used to limit the two free ends of the tension spring 23 .

[0102] Furthermore, if Figure 1 , 6 , 7 and 11, the operating block 22 is a rectangular block structure with one end flattened, a second through hole (not shown) is provided in the middle of the operating block 22, a third through hole 9 is provided at the rear end of the operating block 22, and the front end of the operating block 22 is flattened; the tensioning spring 23 is a segmented helical compression spring in the shape of a "X"; the first latch 24 and the second latch 25 are strip-shaped cylinders.

[0103] The operating block 22 is clamped on the cross-shaped part of the tension spring 23, the second latch 25 passes through the second through hole (not shown) on the tension spring 23 and the operating block 22 respectively, and the two ends of the second latch 25 are respectively installed on the first through hole 29 of the ear 27 so that the second latch 25 is connected to the fixed block 21, and the two free ends of the tension spring 23 are respectively clamped in the two blind holes 28 to limit the free ends of the tension spring 23, so that the operating block 22 is in a tensioned state when in a natural state. The first latch 24 passes through the third through hole (not shown) on the operating block 22 and is buckled with the tongue buckle 30.

[0104] When an external force acts on the rear end of the operating block 22, the front end of the operating block 22 tilts downward under the action of the fulcrum ear 27, so that the first latch 24 and the tongue buckle 30 are loosened. At this time, the second double pulley part B2 of the double-wheel structure can be pulled out to replace the second pulley part, for example, the second double pulley part B2 of the double-wheel structure can be replaced with the second single pulley part B1 of the single-wheel structure; when the external force is removed, the operating block 22 returns to its original position under the action of the tensioning spring 23 and maintains a tensioned state, so that the first latch 24 and the tongue buckle 30 are fastened. At this time, the second double pulley part B2 of the double-wheel structure or the second single pulley part B1 of the single-wheel structure can be firmly connected to the switching mechanism C.

[0105] Furthermore, if Figure 4 , 7 As shown in 10, the electronic control unit D mainly includes a bracket 51, a battery pack 52, an intelligent control board 53, a power switch 54 and a charging interface 55. The battery pack 52 is composed of a plurality of single batteries. The intelligent control board 53 is electrically connected to the electric drive wheel 7. The power switch 54 and the charging interface 55 are electrically connected to the intelligent control board 53. The battery pack 52 and the intelligent control board 53 are fixedly mounted on the bracket 51. The bracket 51 is fixedly mounted in the cavity at the bottom of the support plate 1. The bottom cover 5 is fastened to the bottom of the support plate 1 by screws, and is used to enclose the intelligent control unit D in the cavity of the support plate 1. An opening is reserved on the bottom cover 5 to expose the power switch 54 and the charging interface 55 from the bottom cover 5 for easy operation.

[0106] When the intelligent control board 53 receives the instruction of the remote controller 6, it drives the electric driving wheel 7 to rotate, so that the multifunctional scooter of the present invention is driven by electric energy.

[0107] The multifunctional scooter of the present invention can realize the functions of changing the number of pulleys, intelligent remote control driving, and switching between toy type and sports type. The multifunctional scooter has rich functions and forms, improves the user experience, reduces the purchase burden and reduces resource waste.

[0108] The embodiments of the present invention are described above in conjunction with the accompanying drawings, but the present invention is not limited to the above-mentioned specific implementation modes, which are merely illustrative rather than restrictive. Under the guidance of the present invention, ordinary technicians in this field can also make many forms without departing from the scope of protection of the present invention and the claims, all of which are within the protection of the present invention.

Claims

1. A multifunctional scooter, characterized in that: have: A support plate, which serves as a bearing body when a user uses the multifunctional scooter; the support plate is formed into a plate structure with an oblong shape on the upper side and a cavity formed on the bottom side; one end of the support plate is formed into a wing portion tilted upward; the other end of the support plate is provided with a second slot; the end forming the wing portion is the rear end of the support plate; A first pulley portion connected to the bottom surface of the rear end of the support plate, wherein the first pulley portion has at least one electric driving wheel for driving the multifunctional scooter to slide; The second pulley part has a buckle block, the second pulley part includes a second single pulley part of a single wheel structure or a second double pulley part of a double wheel structure, the second pulley part is detachably mounted on the bottom surface of the front end of the support plate through the buckle block, and is used to drive the multifunctional scooter to slide; wherein, when switching from the second single pulley part to the second double pulley part, the multifunctional scooter changes from a three-wheel mode to a four-wheel mode; a switching mechanism, which is fixedly connected to the front end of the support plate and buckled with the second pulley part, and is used to realize the replacement of the second pulley part; The switching mechanism includes a fixed block, a manipulation block, a tension spring, a first latch and a second latch; The second latch passes through the tension spring and the middle of the operating block and is connected to the fixing block, and the fixing block is connected to the bottom of the front end of the support plate; The first latch is installed at one end of the operating block and is buckled with the second pulley part; The fixing block is in the form of a long rectangular plate structure, and is provided with a lifting lug; The two fixing blocks are symmetrically mounted at the bottom of the front end of the support plate and form a first slot with the support plate. The inner side of the first slot is formed into a rectangular depression for embedding the buckle block. The lifting ear is provided with a first through hole for cooperating with the second latch to be connected to the lifting ear, and the lifting ear serves as a fulcrum for the operating block when buckling or releasing; The support plate is provided with two blind holes on the inner side surface close to the two fixing blocks for limiting the free end of the tension spring; The buckle block is formed into a rectangular plate structure, with a symmetrical tongue buckle formed at one end, and the tongue buckle is in a hook shape; The buckle block is embedded in the first slot, and one end of the buckle block is facing the first latch and buckled with the first latch.

2. The multifunctional scooter according to claim 1, characterized in that: Also includes: An electronic control unit, which is used to control the multifunctional scooter to be driven by electric energy, and the electronic control unit is installed in the cavity; A bottom cover, which is mounted on the bottom surface of the support plate and is used to seal the electronic control unit in the cavity; A remote controller is used to send control instructions to the electronic control unit to control the movement of the multifunctional scooter.

3. The multifunctional scooter according to claim 1, characterized in that: The first pulley portion comprises: The electric driving wheel comprises a wheel housing and an electric motor, wherein the electric motor is embedded in the wheel housing; the electric driving wheel is used to drive the multifunctional scooter to slide by means of electric energy; A first pulley, which is in a ring shape and is used to drive the multifunctional scooter to slide; The pulley seat is formed into a rectangular parallelepiped with a boss, the boss is provided with a groove and a countersunk hole, and the groove is in a hemispherical shape; the pulley seat is connected to the rear end bottom of the support plate; A first axle, two ends of which are respectively connected to the electric drive wheel and / or the first pulley, and the first axle is connected to the pulley seat.

4. The multifunctional scooter according to claim 3, characterized in that: The first pulley portion further comprises: A shock-absorbing sleeve, which is hemispherical and installed in the groove, is used for shock absorption and buffering; A shock absorbing assembly, comprising a split shock absorber and a pin, wherein the shock absorbing assembly is used for shock absorbing and buffering; A first support seat and a first support rod are provided in the middle of the first axle; the pin passes through the countersunk hole, the split shock absorber and the first support seat so that the shock absorbing assembly is installed in cooperation with the pulley seat; the first support rod is movably mounted on the shock absorbing sleeve.

5. The multifunctional scooter according to any one of claims 1 to 4, characterized in that: The second single pulley portion specifically comprises: A pulley assembly, comprising a second single pulley, a first axle, a first bearing and a pulley bracket, wherein the pulley bracket is U-shaped, the first bearing is embedded in the center of the second single pulley, and the first axle passes through the first bearing and is connected to both ends of the U-shaped opening of the pulley bracket; A pole assembly, comprising a first pole, a second pole and a fastening hoop, wherein the first pole is a cylindrical tube structure, the second pole is a cylindrical telescopic double-layer tube structure, one end of the first pole is fixedly connected to one end of the second pole, the other end of the first pole is connected to the pulley bracket, the fastening hoop is sleeved on the second pole, the fastening hoop is used to clamp the inner and outer layers of the second pole, and the pole assembly is connected to the buckle block; a connecting rod is a square tube structure, and the pole assembly is connected to the buckle block and finally connected to the switching mechanism through the connecting rod; The handle assembly includes a handle bar and a handle cover. The handle bar is a cylindrical tube structure. The handle bar is fixedly connected to the other end of the second vertical pole. The handle cover is sleeved on both ends of the handle bar. A storage container for embedding a remote control is also installed on the handle bar.

6. The multifunctional scooter according to claim 4, characterized in that: The second double pulley unit specifically includes: A second pair of pulleys, which are used to drive the multifunctional scooter to slide; A second axle assembly, comprising a second axle, a second wheel axle and a second bearing, wherein a second support seat and a second support rod are disposed in the middle of the second axle; The second wheel shaft is mounted in cooperation with the second bearing and connected to the second axle, and the second double pulleys are mounted at both ends of the second wheel shaft; The pin passes through the countersunk hole, the split shock absorber and the second support seat so that the shock absorber assembly is installed in coordination with the pulley seat; The second supporting rod is movably sleeved on the shock-absorbing sleeve; the pulley seat cooperates with the auxiliary connecting block to be connected to the buckle block.

7. The multifunctional scooter according to claim 6, characterized in that: The second double pulley unit further includes: The auxiliary connecting block is formed into a rectangular plate structure, one side of which is cooperatively connected with the buckle block, and the other side of which is cooperatively connected with the pulley seat, and is used to adjust the installation height of the second double pulley part of the double-wheel structure.

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