Standing and sitting dual-use scooter

Abstract

A standing and sitting dual-use scooter. The scooter comprises a pedal seat, a vertical rod, a seat and a handle, wherein the seat has a concave arc shape, and a cambered sliding groove is provided in

Description

TECHNICAL FIELD The present invention relates to a scooter. BACKGROUND We know that by function, scooters can be divided into scooters that can only be used in a standing or sitting mode, and scooters that can be used in both standing and sitting modes. Seats of the latter type of scooters are disassembled and assembled separately. For use in a sitting mode, the seat is installed by means of screws, support rods and other components; and for use in a standing mode, the seat must be disassembled again, which is not only inconvenient to use, but also greatly increases the production cost of the dual-use scooter and affects the user experience. SUMMARY In order to overcome the defects in the prior art, the present invention provides a dual-use scooter that has a more reasonable structure, is easier to use, has a better use experience, and is very easy to switch between a standing mode and a sitting mode. In order to solve the above technical problems, the present invention adopts the following technical solution: A standing and sitting dual-use scooter, includes a pedal seat, a front wheel assembly, a rear wheel assembly, a vertical rod, a seat and a handle, where the seat has a concave arc shape; the handle is arranged at a front upper end of the seat; a cambered sliding groove is formed in a bottom surface of the seat; a guide block capable of sliding along the sliding groove is arranged at an upper end of the vertical rod; a seat adjusting and locating structure is arranged in the vertical rod and includes a locking pin, a pin return spring, an operating key and a transverse pin; a transverse pin hole and a key sliding hole are formed in the vertical rod; a transverse pin avoidance hole and a locating head for locking the seat adjusted in place are arranged on the locking pin; a through hole and a transverse pin insertion hole are formed in the guide block; a seat alignment locking opening and a seat vertical swinging locating opening are respectively provided at positions located at two ends of the sliding groove, which can be used for the locating head in a reset state to fall into; after lower portions of the pin return spring and the locking pin are nested in the vertical rod, the locking pin is connected to the operating key mounted in the key sliding hole; and after an upper end of the locking pin is inserted into the through hole of the guide block, the transverse pin is inserted into the transverse pin insertion hole installed in the guide block, the transverse pin hole of the vertical rod and the transverse pin avoidance hole of the locking pin. In an improved solution to the above standing and sitting dual-use scooter, a longitudinal section of the sliding groove is in an inverted "convex" shape, and includes a horizontal sliding groove portion and a vertical sliding groove portion; the seat includes a seat cover and a seat body that are buckled together from top to bottom; the horizontal sliding groove portion is formed by a space at a joint between the seat cover and the seat body; and the vertical sliding groove portion is arranged in the seat body. In an improved solution to the above standing and sitting dual-use scooter, wherein after the vertical rod is inserted into the pedal seat, it is locked by a rod disassembly and locating structure arranged in the pedal seat. In an improved solution to the above standing and sitting dual-use scooter, the rod disassembly and locating structure includes a button, a horizontal sliding block and a sliding block spring; the button and the horizontal sliding block are slidably connected by an inclined surface; a locating pin that can be inserted into an insertion hole of the vertical rod is arranged on the horizontal sliding block; and under the action of the sliding block spring, the locating pin of the horizontal sliding block is inserted into the insertion hole of the vertical rod. In an improved solution to the above standing and sitting dual-use scooter, the pedal seat includes a front portion and a rear portion, both of which include a main frame and a decorative plate covering the main frame; and the main frame of the front portion is inserted into the main frame of the rear portion by docking, and then fastened and fixed by means of a connecting bolt. In an improved solution to the above standing and sitting dual-use scooter, the vertical rod includes an inner sleeve and an outer sleeve telescopically sleeved together, and a telescopic locking structure. Compared with the prior art, the beneficial effects of the present invention are as follows: the seat is arranged in an arc shape, the cambered sliding groove is provided in the bottom surface of the seat, and then the guide block capable of sliding along the sliding groove and the seat adjusting and locating structure are used to adjust the seat to be a seat for sitting that can be aligned and to be a part of the handlebar of a standing scooter that can be vertically swung, so that there is no need to repeatedly disassemble and assemble the seat for function conversion. Therefore, the present invention has a more reasonable structure, is easier to use, has a better use experience, is very easy to switch between a standing mode and a sitting mode, and greatly reduces the production cost of the dual-use scooter. The present invention will be further described in detail with reference to the accompanying drawings and specific embodiments. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a three-dimensional schematic diagram I of an embodiment of the present invention (when a scooter is used in a sitting mode). FIG. 2 is a three-dimensional schematic diagram II of an embodiment of the present invention (when a scooter is used in a standing mode). FIG. 3 is a schematic diagram of a partial (a position where standing and sitting functions are switched) assembly of an embodiment of the present invention. FIG. 4 is a structural schematic diagram of an embodiment of the present invention. FIG. 5 is a sectional view of FIG. 4 in an A-A direction. FIG. 6 is a schematic diagram of a partial (a pedal seat, and a structure of connection between a vertical rod and the pedal seat) assembly of an embodiment of the present invention. FIG. 7 is a partially enlarged diagram of a portion I in FIG. 4. DETAILED DESCRIPTION OF EMBODIMENTS A standing and sitting dual-use scooter of the present invention, as shown in FIGs. 1-7, includes a pedal seat 1, a front wheel assembly 2, a rear wheel assembly 3, a vertical rod 4, a seat 5 and a handle 6, where the pedal seat 1, the front wheel assembly 2 and the rear wheel assembly 3 can be the same as those of existing scooters, except that the vertical rod is relatively short, the seat 5 has a concave arc shape, which serves as both a seat and a part of a handlebar of any of existing scooters, and the handle 6 is arranged at a front upper end of the seat 5. A cambered Figs sliding groove 51 is formed in an outer bottom surface of the seat 5. A guide block 7 capable of sliding along the sliding groove 51 is arranged at an upper end of the vertical rod 4. A seat adjusting and locating structure 8 is arranged in the vertical rod 4 and includes a locking pin 81, a pin return spring 82, an operating key 83 and a transverse pin 84. A transverse pin hole 41 and a key sliding hole 42 are formed in the vertical rod 4; a transverse pin avoidance hole 811 and a locating head 812 for locking the seat adjusted in place are arranged on the locking pin 81. A through hole 71 and a transverse pin insertion hole 72 are formed in the guide block 7. A seat alignment locking opening 52 and a seat vertical swinging locating opening 53 are respectively provided at positions of the seat 5 located at two ends of the sliding groove 51, which can be used for the locating head 812 in a reset state to fall into. After lower portions of the pin return spring 82 and the locking pin 81 are nested in the vertical rod 4, the locking pin 81 is connected to the operating key 83 mounted in the key sliding hole 42. After an upper end of the locking pin 81 is inserted into the through hole 71 of the guide block 7, the transverse pin 84 is inserted into the transverse pin insertion hole 72 installed in the guide block 7, the transverse pin hole 41 of the vertical rod 4 and the transverse pin avoidance hole 811 of the locking pin 81, so that the guide block 7, the vertical rod 4 and the locking pin 81 are connected as a whole. In this embodiment, the transverse pin 84 is a bolt, which is tightened with a nut 85. When the scooter of the present invention is used in a sitting mode, as shown in FIGs. 1 and 4, the locking pin 81 is in the reset state, and its locating head 812 is inserted into the seat alignment locking opening 52 of the seat 5. In this case, to switch the scooter to a standing mode, the operating key 83 is operated to make the locking pin 81 slide into the vertical rod 4 after overcoming an acting force of the pin return spring 82. When the locating head 812 of the locking pin 81 slides out of the seat alignment locking opening 52 of the seat 5, the seat 5 can be pulled upward by holding the handle 6, so that the seat 5 slides upward in an arc along a guide track of the guide block 7 and the sliding groove 51. In this case, the operating key 83 can be released and the handle can be further pulled upward. When sliding in place is completed, under the action of the pin return spring 82, the locating head 812 of the locking pin 81 slides out and falls into the seat vertical swinging locating opening 53 of the seat 5, so that the adjustment of the scooter to a standing mode is completed, as shown in FIG. 2. To switch the scooter from the standing mode to a sitting mode, the operating key 83 is operated similarly. When the locating head 812 of the locking pin 81 slides out of the seat vertical swinging locating opening 53 of the seat 5, the seat 5, under the action of its own gravity, slides downward in an arc along the guide track of the guide block 7 and the sliding groove 51. In this case, the operating key 83 can be released. When sliding in place is completed, under the action of the pin return spring 82, the locating head 812 of the locking pin 81 slides out and falls into the seat alignment locking opening 52 of the seat 5, so that the adjustment of the scooter to the sitting mode is completed. It can be seen from the above that the seat 5 of the present invention is arranged in an arc shape, the cambered sliding groove 51 is provided in the bottom surface of the seat, and then the guide block 7 capable of sliding along the sliding groove 51 and the seat adjusting and locating structure 8 are used to adjust the seat to be a seat for sitting that can be aligned and to be a part of the handlebar of a standing scooter that can be vertically swung, so that there is no need to repeatedly disassemble and assemble or fold the seat for function conversion. Therefore, the present invention has a more reasonable structure, is easier to use, has a better use experience, is very easy to switch between a standing mode and a sitting mode, and greatly reduces the production cost of the dual-use scooter. In this embodiment, as shown in FIGs. 3 and 5, a longitudinal section of the sliding groove 51 is in an inverted "convex" shape, and includes a horizontal sliding groove portion 511 and a vertical sliding groove portion 512. The seat 5 includes a seat cover 54 and a seat body 55 that are buckled together from top to bottom. The horizontal sliding groove portion 511 is Fig’s formed by a space at a joint between the seat cover 54 and the seat body 55. The vertical sliding groove portion 512 is arranged in the seat body 55, which greatly facilitates the processing of the sliding groove and also facilitates the installation and locating of the guide block 7. In this embodiment, the vertical rod 4 includes an inner sleeve 43 and an outer sleeve 44 telescopically sleeved together, and a telescopic locking structure 45, which is basically consistent with the telescopic structure of the handlebar of any of the existing scooters and will not be described in detail here. In this embodiment, as shown in FIG. 7, after the vertical rod 4 is inserted into the pedal seat 1, it is locked by a rod disassembly and locating structure 9 arranged in the pedal seat 1. The rod disassembly and locating structure 9 includes a button 91, a horizontal sliding block 92 and a sliding block spring 93. The button 91 and the horizontal sliding block 92 are slidably connected by an inclined surface. A locating pin 921 that can be inserted into an insertion hole of the vertical rod 4 is arranged on the horizontal sliding block 92. Under the action of the sliding block spring 93, the locating pin 921 of the horizontal sliding block 92 is inserted into the insertion hole of the vertical rod 4. When the vertical rod 4 needs to be disassembled for packaging, transportation or storage, the button 91 is pressed to slide the horizontal sliding block 92 outward until the locating pin 921 slides out of the insertion hole of the vertical rod 4, and then the vertical rod can be pulled out. To further save space for packaging, transportation or storage, as shown in FIG. 6, the pedal seat 1 includes a front portion 11 and a rear portion 12, both of which include a main frame 13 and a decorative plate 14 covering the main frame 13. The main frame 13 of the front portion 11 is inserted into the main frame 13 of the rear portion 12 by docking, and then fastened and fixed by means of a connecting bolt 15. Here, the decorative plate is clamped outside the main frame in an inverted U-shaped groove manner. The front wheel assembly and the rear wheel assembly are respectively mounted on the main frames of the front portion 11 and the rear portion 12. Although the present invention has been described in detail with reference to the above embodiments, it is apparent to those skilled in the art that various changes or modifications may be made to the present invention without departing from the principle and spirit of the present invention as defined by the claims. Therefore, the detailed description of the embodiments of the present invention is only intended to explain, and not intended to limit the present invention, but the scope of protection is defined by the content of the claims.

Claims

1. A standing and sitting dual-use scooter, comprising a pedal seat, a front wheel assembly, a rear wheel assembly, a vertical rod, a seat and a handle, wherein the seat has a concave arc shape; the handle is arranged at a front upper end of the seat; a cambered sliding groove is formed in a bottom surface of the seat; a guide block capable of sliding along the sliding groove is arranged at an upper end of the vertical rod; a seat adjusting and locating structure is arranged in the vertical rod and comprises a locking pin, a pin return spring, an operating key and a transverse pin; a transverse pin hole and a key sliding hole are formed in the vertical rod; a transverse pin avoidance hole and a locating head for locking the seat adjusted in place are arranged on the locking pin; a through hole and a transverse pin insertion hole are formed in the guide block; a seat alignment locking opening and a seat vertical swinging locating opening are respectively provided at positions located at two ends of the sliding groove, which can be used for the locating head in a reset state to fall into; after lower portions of the pin return spring and the locking pin are nested in the vertical rod, the locking pin is connected to the operating key mounted in the key sliding hole; and after an upper end of the locking pin is inserted into the through hole of the guide block, the transverse pin is inserted into the transverse pin insertion hole installed in the guide block, the transverse pin hole of the vertical rod and the transverse pin avoidance hole of the locking pin.

2. The standing and sitting dual-use scooter according to claim 1, wherein a longitudinal section of the sliding groove is in an inverted "convex" shape, and comprises a horizontal sliding groove portion and a vertical sliding groove portion; the seat comprises a seat cover and a seat body that are buckled together from top to bottom; the horizontal sliding groove portion is formed by a space at a joint between the seat cover and the seat body; and the vertical sliding groove portion is arranged in the seat body.

3. The standing and sitting dual-use scooter according to claim 1 or 2, wherein after the vertical rod is inserted into the pedal seat, it is locked by a rod disassembly and locating structure arranged in the pedal seat.

4. The standing and sitting dual-use scooter according to claim 3, wherein the rod disassembly and locating structure comprises a button, a horizontal sliding block and a sliding block spring; the button and the horizontal sliding block are slidably connected by an inclined surface; a locating pin that can be inserted into an insertion hole of the vertical rod is arranged on the horizontal sliding block; and under the action of the sliding block spring, the locating pin of the horizontal sliding block is inserted into the insertion hole of the vertical rod.

5. The standing and sitting dual-use scooter according to claim 1 or 2, wherein the pedal seatcomprises a front portion and a rear portion, both of which comprise a main frame and a decorative plate covering the main frame; and the main frame of the front portion is inserted into the main frame of the rear portion by docking, and then fastened and fixed by means of a connecting bolt.

6. The standing and sitting dual-use scooter according to claim 1 or 2, wherein the vertical rod comprises an inner sleeve and an outer sleeve telescopically sleeved together, and a telescopic locking structure.

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