TWM588082U - Pushbike and skateboard dual-purpose vehicle - Google Patents

Abstract

The utility model relates to a sliding-step skateboard dual-use vehicle, which comprises a front frame unit, a frame unit and a positioning unit. The front frame unit includes a fixed joint seat. The frame unit can be switched between a scooter state and a scooter state relative to the front frame unit. The frame unit includes a curved rod rotatably disposed on the fixed joint seat, and a pedal board connected to the curved rod. The curved lever has a limit ring groove formed on the outer face and located in the fixed joint seat. The step board has a seating surface and a stepping surface arranged in opposite directions. When the frame unit is in the scooter state, the seating surface is facing up and the treading surface is facing down. When the frame unit is in the scooter state, the treading surface is facing up and the seating surface is facing down. The positioning unit is used for pushing the stop ring groove to fix the curved rod and the fixed joint seat.

Description

Sliding skateboard

The present invention relates to a bicycle that can be converted into other types of land vehicles, in particular to a slide-skiing dual-purpose vehicle.

With the increase of high-rise buildings, the space for children's play decreases year by year, resulting in insufficient sensory activity, uncoordinated hands and feet, and poor sensory performance. The sensory integration problems increase year by year, and children's bicycles are the best sensory integration sports recommended by experts. Before the child learns to ride a bicycle, he will first purchase a bicycle (ie, a scooter) that moves forward with two steps to train the child's sense of balance. When the child learns to cycle, the scooter is idle and not used. Scooters are another popular riding tool used by children to allow them to learn to control their body weight and promote muscle development, which is very popular.

Although the scooter and the scooter have the above-mentioned advantages, the cost for the user to purchase both is not low and both of them lack variability in use.

Therefore, it is an object of the present invention to provide a sliding step skateboard dual-use vehicle with variability in use.

Therefore, the novel sliding step skateboard dual-use vehicle includes a front frame unit, a frame unit, and a positioning unit.

The front frame unit includes an armrest on the top side for holding, a front wheel rotatable on the bottom side, and a fixed joint seat between the armrest and the front wheel. The frame unit can be switched between a scooter state and a scooter state relative to the front frame unit. The frame unit includes a curved lever rotatably disposed on the fixed joint seat, a stepping plate connected to the curved lever and inclined upward and then inclined downward, and a rear side and a bottom side. And a rotatable rear wheel. The curved lever has an outer face and a limit ring groove formed on the outer face and located in the fixed joint seat. The limit ring groove surrounds a center line and has a first end and a first end opposite to each other. One second end. The step board has a seating surface and a stepping surface arranged in opposite directions. When the frame unit is in the scooter state, the frame unit is used for riding, and the seating surface is facing up and the treading surface is facing down. When the frame unit is in the scooter state, the frame unit is used for Stomp with the stepped side facing up and the seated side facing down. The positioning unit is movably disposed on the curved lever and the fixed joint base. The positioning unit includes a limiting piece passing through the limit ring groove, and a positioning for fixing the curved lever and the fixed joint base. group. The limiting member is used for pushing the limiting ring groove, and the positioning group has a positioning rod movably disposed on the fixed joint seat. The positioning rod is movable relative to the fixed joint seat between a fixed position and a release position. When the positioning rod is located in the fixed position, one end of the positioning rod is pushed against the curved rod, so that the curved rod is positioned. Cannot rotate relative to the fixed joint seat. When the positioning lever is in the release position, the positioning lever is disengaged from the curved lever, so that the frame unit can rotate in a specific direction relative to the fixed joint seat. When the unit is in the scooter state, the first end of the limit ring groove is pushed against the limit piece. When the frame unit is in the scooter state, the second end of the limit ring groove is pushed against the limit. Bitware

The function of the new model is that as long as the frame unit is rotated, it can switch between the two states of the scooter state or the scooter state, and has the functions of a scooter and a scooter. It has variability in use, and users do not need to buy two products.

Referring to FIGS. 1 to 4, an embodiment of the new sliding step skateboard vehicle includes a front frame unit 1, a frame unit 2, a positioning unit 3, and a brake unit 4.

The front frame unit 1 includes an armrest 11 on the top side for holding, a vertical pipe 12 extending downward from the armrest, a front fork 13 connected to the vertical pipe 12, and a bottom side that is rotatable. The front wheel 14 is disposed on the front fork 13, and a set of fixed joint seats 15 is disposed on the vertical pipe 12 and located between the armrest 11 and the front wheel 14. The fixed joint seat 15 has a set of first joints 151 and a second joint 152 intersecting the first joint 151. The first joint 151 surrounds an axis X and defines a first through hole 1510 for the vertical pipe 12 to pass through. The second joint 152 surrounds a center line CL and defines a second through-hole 1520. The center line CL is at an angle θ1 with the axis X. In this embodiment, the angle θ1 is 92 degrees. The second joint 152 has a through slot 153 substantially perpendicular to the second through hole 1520 and extending upward from the bottom side to the second through hole 1520, and a substantially parallel and communicated with the second through hole 1520. A horizontal hole 154 in the through slot 153. In this embodiment, the fixed joint seat 15 is a two-piece combination of a three-way pipe 1501 and a sleeve 1502 to facilitate manufacturing and processing.

The distance from the handrail 11 along the axis X to the geometric center of the first joint 151 of the fixed joint seat 15 is defined as the first distance D1, and from the geometric center of the first joint 151 to the axis X The axis of the front wheel 14 is a second distance D2. Preferably, the first distance D1 is greater than the second distance D2 and its ratio is at least greater than 1.5. More preferably, the ratio is 1.8 in this embodiment. Therefore, the distance of the force arm can be reduced, so as to effectively reduce the stress on the fixed joint seat 15 when the novel force is applied, and the service life can be improved.

Referring to FIGS. 1 and 8, the frame unit 2 can be switched between a scooter state (see FIG. 1) and a scooter state (see FIG. 8) with respect to the front frame unit 1.

Referring to FIG. 1, FIG. 3, FIG. 4 and FIG. 5, the frame unit 2 includes a curved lever 21, a pedal board 22, a decorative cover 23, a rear fork 24, a rear wheel 25, and a pad 26. . The curved rod 21 is rotatably passed through the second joint 152 of the fixed joint seat 15. The curved lever 21 has a second through hole 1520 extending along the center line CL and passing through the second through hole 1520 of the second joint 152. A positioning section 211, a connecting section 212 opposite to the positioning section 211, and a curved section 213 connected between the connecting section 212 and the positioning section 211. The connecting section 212 faces upward and backward from the curved section 213. It extends obliquely, and an angle θ2 between the connecting section 212 and the positioning section 211 is between 100 degrees and 150 degrees. Further, the curved lever 21 has an outer face 214 and an inner face 215 opposite to the outer face 214 and surrounding a curved hole 210. The positioning section 211 of the curved lever 21 has two anti-detachment grooves 2101 formed on the outer face 214 and oppositely disposed at 180 degrees and received in the second through hole 1520, and one formed on the outer face 214 A limiting ring groove 2102 is located in front of the anti-dropout grooves 2101 and is received in the second through hole 1520. Preferably, the limiting ring groove 2102 is not completely surrounded and the arc angle is 180 degrees. The limiting ring groove 2102 surrounds the center line CL and has a first end 2103 and a second end 2104 disposed in opposite directions.

The pedal board 22 is a hollow structure and is sleeved on the connecting section 212 of the curved rod 21, and has an engaging section 221 extending upwardly and obliquely from the curved rod 21, and a connecting section 221 pointing downward. And the main frame section 222 extending obliquely rearward, the connecting section 221 is generally a hollow circular tube. The main frame section 222 is generally a hollow flat tube and has a tube 223. Preferably, an angle θ3 is included between the connecting section 221 and the main frame section 222, and the included angle θ3 is between 100 degrees and 120 degrees. In detail, the step board 22 has a seating surface 224 and a stepping surface 225 which are oppositely disposed and formed on two opposite sides of the main frame section 222, and the seat tube 223 extends obliquely upward from the seating surface 224 . The decorative cover 23 is detachably provided on the main frame section 222 and the connecting section 221. Since the cross sections of the main frame section 222 and the connecting section 221 are different, the connection between the two can be shielded by the decorative cover 23 The gap is more beautiful.

The rear fork 24 is connected to a rear end of the main frame section 222 of the seat plate 22. The rear wheel 25 is located on the rear side and is rotatably disposed on the bottom side of the rear fork 24. The seat cushion 26 is detachably inserted into the seat tube 223 and exits from the tread surface 225. The seat cushion 26 is used for a user to ride on. In this embodiment, the seat cushion 26 is fixed to the seat tube 223 through a grommet 261 releasably fastened to the seat tube 223, but in other variations, the seat cushion 26 can also be designed In order to adjust the height, since the method of adjusting the height is currently commonly used technology, those with ordinary knowledge in the art can infer the extended details according to the above description, so no further explanation is needed. In another variation, the frame unit 2 can omit the seat cushion 26, and directly form a platform (not shown) protruding to the left and right sides on the seating surface 224 of the main frame section 222, and the user can Being able to ride on the platform, therefore, the seat cushion 26 is not a limitation of the new model.

Referring to FIG. 3 to FIG. 6, the positioning unit 3 is used to fix the curved lever 21 and the fixed joint base 15. The positioning unit 3 includes a limiter 31 passing through a second joint 152 fixed to the fixed joint base 15. And a positioning group 32 for fixing the curved rod 21 and the second joint 152. The limiting member 31 is a lever member and is used for sliding connection of the limiting ring groove 2102 of the curved lever 21, so that when the curved lever 21 is rotated relative to the fixed joint seat 15, it will be limited to the limit position. The ring groove 2102 rotates within the arc angle range. The positioning group 32 has a through slot 153 movably disposed in the second joint 152 and used to push against one of the anti-detachment grooves 2101 of the curved rod 21, and a positioning rod 321 is provided in the second The horizontal hole 154 of the joint 152 is connected to the link lever 322 of the positioning lever 321, and a wrench 323 rotatably disposed on the link lever 322. The link lever 322 has a cam structure, which can be rotated by turning the wrench 323 The positioning lever 321 is pushed against or disengaged from the curved lever 21, because the method of using the cam structure to achieve pushing or releasing is a commonly used technology at present. Those skilled in the art can infer expanded details according to the above description, so it is not necessary to add more. Instructions.

Referring to FIGS. 3, 5 and 7, the wrench 323 is used to drive the positioning rod 321 to move between a fixed position (see FIG. 3) and a released position (see FIG. 7) relative to the fixed joint seat 15. As shown in FIG. 3, when the positioning lever 321 is located in the fixed position, one end of the positioning lever 321 projects into and pushes against one of the anti-fall grooves 2101 of the curved lever 21, so that the curved lever 21 is positioned. However, it cannot be rotated with respect to the fixed joint seat 15, so that the frame unit 2 is positioned and cannot be rotated. As shown in FIG. 7, when the positioning lever 321 is located in the release position, the positioning lever 321 exits one of the anti-dropout grooves 2101 and disengages from the curved lever 21. At this time, the frame unit 2 can be fixed relative to the fixed position. The joint seat 15 can be rotated to switch between the state of the scooter (see FIG. 1) and the state of the scooter (see FIG. 8).

Referring to FIGS. 1, 3 and 11, the brake unit 4 is disposed on the front frame unit 1 and the frame unit 2 and is used to prevent the rear wheel 25 from rotating. The brake unit 4 includes a brake seat 41 provided on the rear fork 24 of the frame unit 2, a brake block group 42 mounted on the brake seat 41 and used to resist and rub the outer tread of the rear wheel 25, and The brake wire 43 is used for interlocking the brake block group 42 and a brake handle 44 connected to the brake wire 43 and provided on the armrest 11. Preferably, the brake seat 41 is an integrally formed structure and has a mounting pipe 411 for the brake block group 42, and a dirt removing 412 connected to the mounting pipe 411 and facing the rear wheel 25. The dirt removing 412 It is used to stop the mud and sand splashed by the rear wheel 25 and keep it clean. More preferably, the brake wire 43 passes through the second joint 152 of the fixed joint base 15 and passes through the bent hole 210 of the curved lever 21 and the inside of the pedal plate 22 to the brake block group 42. Therefore, Most of the brake wires 43 can be hidden, and the appearance is more beautiful.

Further, the brake block group 42 of this embodiment has a lever 421 pivotably connected to the brake wire 43, a mounting lever 422 extending from the lever 421 in the direction of the rear wheel 25, a A brake pad 423 connected to the mounting rod 422 and received in the dirt 412 and facing the rear wheel 25, and a compressible sleeve of the dirt 412 and the shift lever 421 located in the mounting pipe 411. Compressing spring 424. When the brake handle 44 is pressed, the brake wire 43 will cause the lever 421 to pivot, and the brake pad 423 will be moved toward the rear wheel 25 and press against the rear wheel 25, thereby preventing the rear wheel. 25 rotates to achieve a deceleration effect, at the same time, the compression spring 424 is squeezed to accumulate a potential energy that can push the lever 421 to turn back and drive the brake pad 423 out of the rear wheel 25.

It should be particularly noted that the brake unit 4 can also be omitted in this embodiment, and the user can also achieve the deceleration effect by rubbing the ground with both feet. Alternatively, in other modified examples, the brake unit 4 can also be provided on the front wheels 14 and the rear wheels 25 at the same time to decelerate faster to stop the forward movement of the embodiment.

Accordingly, referring to FIGS. 2, 3 and 6, when the frame unit 2 is in the scooter state, the first end 2103 of the stop ring groove 2102 of the crank lever 21 is pushed against the stop piece 31. And one end of the positioning rod 321 extends into and pushes against one of the anti-dropout grooves 2101 to achieve positioning, so that the crank rod 21 of the frame unit 2 does not accidentally slip, and the safety is high at this time, The seating surface 224 of the step board 22 faces upward and the step surface 225 faces downward. The user can ride on the seat cushion 26 of the frame unit 2 and start sliding with two feet. Before the user wants to change the frame unit 2 from the state of the scooter to the state of the scooter, first remove the seat cushion 26, and then pull the wrench 323 (see FIG. 5) of the positioning unit 3 to drive The positioning rod 321 is moved from the fixed position to the released position, so that the frame unit 2 can be rotated. In other variations, the positioning rod 321 of the positioning unit 3 can also use screws and cooperate to change the through slot 153 into a screw hole, and omit the linkage rod 322 and the wrench 323. The positioning rod 321 can also be achieved. The same effect of moving between the fixed position and the released position.

Next, referring to FIG. 9 and FIG. 10, the frame unit 2 is rotated in the direction of the stop ring groove 2102 to the scooter state shown in FIG. 9. At this time, the step board 22 is turned 180 degrees and The second end 2104 of the stop ring groove 2102 pushes against the stopper 31, and one end of the positioning rod 321 extends into and pushes against the other anti-dropout groove 2101 to achieve positioning. At this time, the pedal The stepping surface 225 of the seat plate 22 faces upward and the seating surface 224 faces downward. The user can step on the stepping surface 225 with one foot and start the skateboarding activity with the other foot.

Through the above description, the advantages of this embodiment can be summarized as follows:

1. The new model can be used in two different states: the scooter state or the scooter state by rotating the frame unit 2. Therefore, it has a change in use, and has a sense of training balance, physical coordination, and sensory integration. , And muscle development.

Second, the new type of the limit ring groove 2102 surrounds the entire circumference, so that the frame unit 2 can only be at an angle between the first end 2103 and the second end 2104 of the limit ring groove 2102 in a specific direction. Rotating within the range is convenient for the user to know that the frame unit 2 has been turned to the state of the scooter or the state of the scooter, and it is safer and more convenient to use.

3. In this embodiment, the ratio of the first distance D1 to the second distance D2 is at least greater than 1.5 to reduce the distance of the arm, so as to reduce the action on the fixed joint seat 15 and the curved lever 21 during riding in this embodiment. Stress at the joints can increase service life.

4. When the positioning lever 321 of this embodiment is in the fixed position, one end of the positioning lever 321 extends into and pushes against one of the anti-fall grooves 2101 of the curved lever 21, so that the curved lever 21 is positioned and It cannot rotate with respect to the fixed joint seat 15, and can avoid the problem that the crank lever 21 accidentally slips off and turns during riding, and the safety of this embodiment is high.

5. The brake unit 4 of this embodiment can prevent the rear wheel 25 from rotating and has a braking effect, thereby improving the safety of use.

6. In this embodiment, the brake wire 43 is hidden inside the frame unit 2. Therefore, when the state of the scooter and the state of the scooter are switched, the brake wire 43 can be prevented from being repeatedly twisted and damaged, so that Increase service life.

However, the above are only examples of the new model. When the scope of the new model cannot be limited by this, any simple equivalent changes and modifications made in accordance with the scope of the patent application for the new model and the contents of the patent specification are still Within the scope of this new patent.

1‧‧‧ front frame unit

11‧‧‧ armrest

12‧‧‧Standpipe

13‧‧‧ Fork

14‧‧‧ front wheel

15‧‧‧Fixed connector seat

1501‧‧‧ Tee

1502‧‧‧ Casing

151‧‧‧first connector

1510‧‧‧First through hole

152‧‧‧Second connector

1520‧‧‧Second through hole

153‧‧‧through groove

154‧‧‧Horizontal hole

2‧‧‧frame unit

21‧‧‧Crank

210‧‧‧Bent hole

211‧‧‧ positioning segment

2101‧‧‧Anti-fall groove

2102‧‧‧Limit ring groove

2103‧‧‧First End

2104‧‧‧Second End

212‧‧‧connection section

213‧‧‧curved section

214‧‧‧outer face

215‧‧‧Inner face

22‧‧‧Treadboard

221‧‧‧Continuation section

222‧‧‧Main frame section

223‧‧‧ Seatpost

224‧‧‧ Riding surface

225‧‧‧Stepping surface

23‧‧‧Cover

24‧‧‧ rear fork

25‧‧‧ rear wheel

26‧‧‧ seat cushion

261‧‧‧Beam ring

3‧‧‧ positioning unit

31‧‧‧ limit pieces

32‧‧‧ positioning group

321‧‧‧Positioning lever

322‧‧‧Linking lever

323‧‧‧ wrench

4‧‧‧brake unit

41‧‧‧Brake seat

411‧‧‧installation tube

412‧‧‧

42‧‧‧Brake pad set

421‧‧‧ lever

422‧‧‧Mounting rod

423‧‧‧brake pads

424‧‧‧Compression spring

43‧‧‧Brake cable

44‧‧‧brake handle

CL‧‧‧ Centerline

X‧‧‧ axis

θ1‧‧‧ angle

θ2‧‧‧ included angle

θ3‧‧‧ included angle

D1‧‧‧First distance

D2‧‧‧Second Distance

Other features and effects of the present invention will be clearly presented in the embodiments with reference to the drawings, among which:
1 is a perspective view of an embodiment of the novel sliding step skateboard dual-purpose vehicle;
2 is a right side view of the embodiment, illustrating a state where a frame unit of the embodiment is located on a scooter;
3 is an incomplete sectional view of the embodiment, illustrating that a positioning rod of a positioning unit of the embodiment is located at a fixed position; and FIG. 4 is an incomplete exploded view of the embodiment;
FIG. 5 is an incomplete perspective combined view of the embodiment; FIG.
FIG. 6 is an incomplete perspective diagram illustrating that when the frame unit is in the state of the scooter, a first end of a limit ring groove of a curved rod of the frame unit is pushed against a positioning unit; Limit piece
7 is a view similar to FIG. 3, illustrating that the positioning rod of the positioning unit is in a release position;
8 is a view similar to FIG. 1, illustrating that the frame unit is in a scooter state;
9 is a right side view of the frame unit in a state of the scooter;
FIG. 10 is a view similar to FIG. 6, illustrating that when the frame unit is in the scooter state, a second end of the limit ring groove of the curved lever is pushed against the limit member; and FIG. 11 is a A plan view illustrating a brake unit of this embodiment.

Claims (10)

A slide and skateboard utility vehicle includes:
A front frame unit including an armrest on the top side for holding, a front wheel rotatable on the bottom side, and a fixed joint seat between the armrest and the front wheel;
A frame unit can be switched between a scooter state and a scooter state relative to the front frame unit. The frame unit includes a curved rod rotatably disposed on the fixed joint seat, and a connecting rod connected to the A curved lever, which is inclined upward and then inclined downward, and a rear wheel which is located on the rear side and located on the bottom side and is rotatable. The curved lever has an outer face and an outer face formed on the curved face. And a limiting ring groove located in the fixed joint seat, the limiting ring groove surrounding a center line and having a first end and a second end disposed in opposite directions, and the tread plate having a seating surface disposed in opposite directions With a tread surface, when the frame unit is in the scooter state, the frame unit is used for riding, and the seating surface is facing up and the tread surface is facing down. When the frame unit is in the scooter state, the The frame unit is used for stepping, and the stepping surface is facing up and the seating surface is facing down; and a positioning unit is movably disposed on the curved rod and the fixed joint seat, and the positioning unit includes a penetrating position A ring groove limiting member, and a positioning group for fixing the curved rod and the fixed joint seat, the The position piece is used for pushing the limit ring groove. The positioning group has a positioning rod movably disposed on the fixed joint seat, and the positioning lever can be in a fixed position and a release position relative to the fixed joint seat. When the positioning rod is located in the fixed position, one end of the positioning rod is pushed against the curved rod, so that the curved rod is positioned and cannot be rotated relative to the fixed joint seat, and when the positioning rod is located in the release position When the positioning lever is disengaged from the curved lever, the frame unit can rotate in a specific direction relative to the fixed joint seat, and when the frame unit is in the state of the scooter, the first end of the limit ring groove is pushed Abutting the limit piece, when the frame unit is in the scooter state, the second end of the limit ring groove is pushed against the limit piece. The sliding step skateboard vehicle as claimed in claim 1, wherein the fixed joint seat has a first joint extending along an axis and a second joint intersecting the first joint and extending along the center line, defined The distance from the direction of the handrail along the axis to the geometric center of the first joint is the first distance, and the distance from the geometric center of the first joint along the axis to the axis of the front wheel is the second distance. A distance is greater than the second distance and its ratio is at least greater than 1.5. The sliding step skateboard dual-use vehicle according to claim 1, wherein the outer face of the curved lever also has two detachment prevention grooves, and the detachment prevention grooves are arranged at 180 degrees in reverse. When the frame unit is in the In the scooter state, one end of the positioning rod extends into and pushes against one of the anti-fall grooves. When the frame unit is in the scooter state, one end of the positioning rod extends into and pushes against the other anti-falling groove. Take off the groove. The slide-skateboard utility vehicle according to claim 1, wherein the fixed joint seat has a set of second joints connected to the curved rod, the second joint surrounds the center line and defines a hole for the curved rod to pass through. A second through hole is provided, and the second joint has a through slot that is perpendicular to the second through hole and extends to the second through hole, and the through slot is movably disposed by the positioning rod. The slide-skateboard dual-use vehicle according to claim 1, wherein the curved lever has a positioning section connected to the fixed joint seat, a connection section opposite to the positioning section and connected to the step board, and A curved section connected between the connecting section and the positioning section, the positioning section is formed with the limiting ring groove, and an included angle between the connecting section and the positioning section is between 100 degrees and 150 degrees. The slide and scooter as claimed in claim 1, wherein the step board has an engaging section extending obliquely upward and backward from the curved rod, and an inclined section extending downwardly and rearwardly from the engaging section The main frame section is formed with the seating surface and the tread surface on two opposite sides of the main frame section, and the frame unit further includes a seat cushion detachably disposed on the seating surface. The slide-skateboard utility vehicle according to claim 6, wherein an included angle between the connecting section and the main frame section is between 100 degrees and 120 degrees. The sliding step scooter according to claim 1, further comprising a brake unit disposed on the front frame unit and the frame unit and configured to prevent at least one of the front wheel and the rear wheel from rotating. The slip-skate dual-use vehicle according to claim 8, wherein the brake unit includes a brake pad for pressing against and rubbing the rear wheel, and passes through the interior of the front frame unit and the frame unit and can be A brake wire that moves in conjunction with the movement of the brake pad, and a brake handle connected to the brake wire and provided on the armrest. The slide-skateboard utility vehicle according to claim 9, wherein the brake unit further includes a brake seat provided on the frame unit, the brake seat has a mounting tube for the brake pads, and a brake The mounting tube removes dirt toward the rear wheel.