Foldable scooter and using method thereof

Abstract

The invention discloses a foldable scooter. The foldable scooter comprises a folder, a vertical rod, an inclined pipe and a frame, wherein the vertical rod, the inclined pipe and the frame are sequentially connected; the folder comprises a folder upper part and a folder lower part which are oppositely arranged and rotatably connected, the folder upper part is welded with the upper part of the inclined tube, and the folder lower part is welded with the lower part of the inclined tube, that is, the inclined tube and the vertical rod at the upper end of the inclined tube are folded through the folder; a rope hanging mechanism is arranged on the upper portion of the vertical rod, and a hook strip matched with the rope hanging mechanism is arranged at the tail end of the frame. According to the folding device, first fastening protection is achieved through the knob assembly, second fastening protection is formed through the button assembly, it is guaranteed that the folding device cannot be loosened under the non-manual operation condition through the double-insurance design of the two fastening protection, and in addition, a rope hanging mechanism and a hook strip are further arranged, so that third insurance design is formed. The invention further discloses a using method of the scooter.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of scooters, and relates to a foldable scooter and a use method thereof. BACKGROUND

[0002] The electric scooter is based on the traditional manual scooter, and driving force is provided by the built-in battery in the scooter. The main power source is a lithium battery pack.

[0003] Compared with the traditional electric bicycle, the electric scooter has the advantages of simple structure, small wheels, lightness, convenience, and saving of a large amount of social resources, and thus is deeply loved by ordinary people.

[0004] In order to facilitate carrying and storage of the scooter, most of the scooters currently have a folding function, and the folding of the scooter is realized by a folding device of the scooter.

[0005] However, the folding device of the scooter on the market is not stable enough. For example, the folding device may be loose after riding for a period of time. Once the folding device is loose, the upper and lower ends connected by the folding device may suddenly fold. If the folding device is in the process of riding, the consequences are unpredictable. In this case, the rider may lose balance, fall or collide, thereby causing various injuries. Therefore, if the structure of the folding device is not stable enough, it will pose a great safety hazard to the rider.

[0006] In addition, the folding device of the scooter on the market is mostly complex in structure and complicated in folding operation.

[0007] In addition, the folding device of the scooter on the market mostly adopts a vertical rod folding mode. The packaging space of the whole vehicle after folding is large, which is not conducive to packaging and boxing.

[0008] In addition, the upper end of the vertical rod of the folding scooter on the market is not tightly connected with the frame, so that the vertical rod and the frame collide with each other when the vehicle bounces up and down. SUMMARY

[0009] In view of the shortcomings and deficiencies in the prior art, the purpose of the present application is to provide a foldable scooter and a use method thereof.

[0010] The technical solution adopted by the present application to solve the technical problems is as follows: A foldable scooter, comprising a folding device and a vertical rod, an inclined pipe and a frame connected in sequence; the folding device comprises a folding device upper part and a folding device lower part which are oppositely arranged and rotatably connected, the folding device upper part is welded to the upper part of the inclined pipe, and the folding device lower part is welded to the lower part of the inclined pipe, that is, the inclined pipe and the vertical rod at the upper end of the inclined pipe are folded by the folding device; a hanging rope mechanism is arranged on the upper part of the vertical rod, and a hook strip matched with the hanging rope mechanism is arranged at the tail end of the frame.

[0011] Further, the folder comprises a folder upper part, a folder lower part, a knob assembly, a button assembly and a locking screw, the folder upper part and the folder lower part are oppositely arranged, connected and fixed by the locking screw and rotatable; the folder upper part is fixedly provided with a clamping part downward, the clamping part is internally provided with a through channel; one side of the folder upper part is provided with a clamping hook; the folder lower part is fixedly provided with a protrusion upward matching the clamping part; one side of the folder lower part is provided with a supporting cavity; the knob assembly comprises a knob shaft, a locking block and a knob, the knob shaft is movably arranged through the through channel and sequentially connected with the locking block and the knob, the locking block is provided with a semi-enclosed closed cavity, the protrusion and the clamping part are inserted into the closed cavity to form an integral whole; the button assembly comprises a button, a torsion spring and a pin, the button and the torsion spring are fixed in the supporting cavity by the pin and rotatable, the inner side of the button is clamped and fixed with the clamping hook.

[0012] Further, the knob shaft and the through channel are connected by threads; the knob assembly further comprises a clamping spring, the inner end of the knob shaft and the outer side of the clamping part are fixedly provided with the clamping spring.

[0013] Further, the protrusion is provided in a "┙" type structure, the lower side of the "┙" type structure is provided with a groove.

[0014] Further, the locking block is provided in a U type structure, the upper skirt and the lower skirt are arranged in parallel and connected by the two ends of the vertical block, the center of the vertical block is provided with a threaded hole through the knob shaft, the lower skirt is used for inserting the groove.

[0015] Further, the front side of the folder upper part is concave, that is, the front side of the clamping part has no obstacles and the upper skirt can be inserted.

[0016] Further, the through hole is arranged in the middle of the button to pass through the pin, the inner side of the upper end of the button is provided with a hook matching the clamping hook; the outer side of the lower part of the button is provided with a concave-convex trace; the torsion spring is provided in a U type structure, the two ends of the upper part of the torsion spring support the upper part of the button from the inner side; the lower part of the torsion spring is connected together to support the lower part of the button from the inner side; the two sides of the torsion spring are provided with annular holes for passing through the pin.

[0017] Further, the hanging rope mechanism comprises a fixed part and a hanging rope, the fixed part is fixed on the upper part of the vertical rod by a screw, and the hanging rope is clamped and fixed with the hook bar.

[0018] A use method of a foldable scooter, when the scooter needs to be folded, when the scooter needs to be folded, open the folder to separate the folder upper part from the folder lower part: Open the first safety: anticlockwise screw open knob, with knob assembly from the groove together, make the locking block from the convex, due to the restriction of the spring, the knob shaft can not be separated from the card position piece; Open the second safety: press the lower part of the button, so that the upper end of the torsion spring rebounds and releases the supporting force on the upper part of the button, thereby opening the button assembly; Hold the upper part of the folder and rotate the locking screw to open the folder; at the same time, with the locking screw between the upper part of the folder and the lower part of the folder as the center, fold the stand and the frame; Fold the hanging rope mechanism around the locking screw, and with one hand, push the hanging rope mechanism onto the hook bar, and with the other hand, hold the stand and pull it up to fix the hanging rope mechanism on the hook bar.

[0019] Further, when the scooter needs to be folded, The operator holds the stand with one hand and pushes the hanging rope mechanism away from the hook bar with the other hand; Make the upper part of the folder and the lower part of the folder preliminarily close, so that the folder is closed and fixed: Hold the upper part of the folder and rotate the locking screw to preliminarily close the upper part of the folder and the lower part of the folder; Clockwise screw open knob, with knob assembly locking block into the groove, form the first safety; Close the button assembly to form the second safety.

[0020] The advantages of the present application are as follows: (1) The foldable scooter of the present application, the button and torsion spring of the folder are fixed as a button assembly through a pin, the knob, locking block, rotating shaft and spring are connected through threads to form a knob assembly, the knob assembly realizes the first fastening protection, and the button assembly forms the second fastening protection, through the "double insurance" design of the above two fastening protections, it is ensured that the folder will not be loosened (the upper part of the folder and the lower part of the folder change from the vertical closed connection state to the folded state) under non-manual operation, the structural stability is greatly enhanced, the loosening of the folder is effectively prevented, the potential risk of riding is reduced, and the safety performance is greatly improved.

[0021] (2) The foldable scooter of the present application, after folding the folder and the inclined pipe, fix the hanging rope mechanism on the stand on the hook bar at the tail end of the frame, form the stable protection for the folded vehicle (form the third fastening insurance design), and the structure is stable after the vehicle is folded.

[0022] (3) The foldable scooter of the present application, manually rotating the rotating shaft of the knob assembly and gently pressing the button of the button assembly, one "rotation" and one "pressing", can complete the folding of the scooter folder, without professional tools, ordinary consumers can operate, the operation is very simple, the user experience is better, and even ordinary consumers can ensure high assembly precision when operating themselves.

[0023] (4) The foldable scooter of the present application is folded in a side direction, which can minimize the height after folding; the market generally uses vertical rod folding, that is, the height after folding is higher, resulting in a packing amount of nearly 200 units less than the side direction folding method of the present application under the same conditions.

[0024] (5) Compared with the general aluminum folding device on the market, the scooter folder of the present application is basically an iron structure, which has the advantages of better wear resistance, tensile strength, yield strength and hardness.

[0025] (6) The foldable scooter of the present application, the folder and the folding rope thereof do not protrude from the overall appearance surface, which ensures the overall aesthetic appearance of the scooter and avoids accidental touch operation caused by human collision, thereby ensuring safety. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 is a front perspective view of the foldable scooter of the present application before folding; Figure 2 is a front perspective view of the foldable scooter of the present application after folding; Figure 1 Figure 3 is a front perspective view of the foldable scooter of the present application after folding; Figure 4 is a front perspective view of the foldable scooter of the present application after folding; Figure 3 is a front perspective view of the foldable scooter of the present application after folding; Figure 5 is a schematic view of the folder before closing; Figure 6 Figure 1 is a schematic view of the folder before closing; Figure 7 is a schematic view of the folder before closing; Figure 2 is a schematic view of the folder before closing; Figure 8 Figure 3 is a schematic view of the folder before closing; Figure 9 is the button state of the folder before closing; Figure 10 is the button state of the folder after closing; Figure 11 is a schematic view of the folder after closing; wherein 10 is a folder; ​​​1-folder upper part, 11-locking piece, 12-hook; 2-folder lower part, 21-protrusion, 22-groove, 23-support cavity; 3-knob assembly, 31-knob, 32-locking block, 33-knob shaft, 34-circlip; 4-button assembly, 41-pin, 42-torsion spring, 43-button; 5- upper part of the inclined tube; 6-The lower part of the inclined tube; 7-Pair locking screws.

[0027] 8-pole, 81-hanging rope mechanism; 9-frame, 91-hook. DETAILED DESCRIPTION

[0028] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0029] like Figures 1 to 5 As shown, the foldable scooter of this embodiment includes a folder 10 and a vertical pole 8, an oblique tube and a frame 9 connected in sequence; the upper part 1 of the folder is welded to the upper part 5 of the oblique tube, and the lower part 2 of the folder is welded to the lower part 6 of the oblique tube, that is, the oblique tube and the vertical pole 8 at the upper end of the oblique tube are folded by the folder 10; a hanging rope mechanism 81 is provided on the upper part of the vertical pole 8, and a hook strip 91 matching the hanging rope mechanism 81 is provided at the rear end of the frame 9.

[0030] Among them, such as Figure 2 As shown, the hanging rope mechanism 81 includes a fixing portion and a hanging rope. The fixing portion is fixed to the upper portion of the vertical pole 8 by screws. The hanging rope naturally hangs on the vertical pole 9 before folding. The material of the hanging rope in this embodiment is polyester cloth.

[0031] Among them, such as Figure 1 and Figure 2 As shown, a hook strip 91 is provided on the rear end of the side of the frame 9, and the hook strip 91 can clamp the above-mentioned hanging rope.

[0032] Among them, such as Figures 6 to 11 As shown, the folder 10 includes a folder upper part 1, a folder lower part 2, a knob assembly 3, a button assembly 4 and a locking screw 7. The upper end of the folder upper part 1 is welded to the upper part of the inclined tube 5, and the lower end of the folder lower part 2 is welded to the lower part of the inclined tube 6. The folder upper part 1 and the folder lower part 2 are arranged opposite to each other and are fixed by a locking screw 7 (similar to a "hinge"), and can rotate between them. When the folder upper part 1 and the folder lower part 2 are closed and docked together, the inclined tube upper part 5 and the inclined tube lower part 6 form a whole. At this time, the scooter is in an upright state and can be driven normally. When the folder upper part 1 and the folder lower part 2 are rotated and folded by the locking screw 7, the scooter can be folded for carrying or storage, reducing the space occupied.

[0033] The upper part of the folder 1 comprises a folder upper part body, a clamping part 11 and a clamping hook 12, as shown in the figure. Figure 7 The folder upper part body is fixedly provided with a clamping part 11 downward, the clamping part 11 is provided in a square structure, the clamping part 11 is hollow inside to form a hollow channel penetrating through the clamping part 11, which is used for inserting the knob shaft 33 of the knob assembly 3. The clamping hook 12 is provided at the lower end of one side of the folder upper part body, and the clamping hook 12 protrudes outward, which is used for clamping and fixing with the upper part of the button 43 of the button assembly 4. The folder upper part body is concave at the lower end of the front side, that is, the front side of the clamping part 11 is free of obstacles, which is used for inserting the upper skirt of the locking block 32 of the knob assembly 3.

[0034] The lower part of the folder 2 comprises a folder lower part body, a protrusion 21, a groove 22 and a support cavity 23, as shown in the figure. Figure 7 Figure 11 The folder lower part body is fixedly provided with a protrusion 21 at the upper end and corresponding to the position of the clamping part 11, the protrusion 21 is located on both sides of the clamping part 11, and the groove 22 is provided between the lower part of the protrusion 21 and the folder lower part body. Specifically, the protrusion 21 is provided in a "┙" structure, and the groove 22 is provided between the lower part of the "┙" structure and the folder lower part body, which is used for inserting the lower skirt of the locking block 32 of the knob assembly 3. Figure 7 Figure 11 The folder lower part body is provided with a support cavity 23 at the upper end of one side and corresponding to the position of the clamping hook 12, which is used for clamping and fixing the lower part of the button 43; the support cavity 23 is provided with a ring-shaped protrusion outward on both sides, which is convenient for inserting the pin 41 in the button assembly 4.

[0035] The knob 31, the locking block 32 and the rotating shaft 33 are connected into the knob assembly 3 (the hole of the locking block 32 penetrates into the rotating shaft 33, the knob 31 is inserted into the rotating shaft 33 and tightly fitted with it, and the knob 31 and the rotating shaft 33 are fixedly connected into one whole). The rotating shaft 33 is provided with external threads, and the hollow channel of the clamping part 11 is provided with corresponding internal threads, and the locking block 32, the knob 31 and the rotating shaft 33 are fixedly connected (when the knob 31 is rotated, the positional relationship between the knob 31, the locking block 32 and the rotating shaft 33 is unchanged, and the positional relationship between the rotating shaft 33 and the clamping part 11 is changed, and the rotation is limited by the groove 22). Preferably, the knob assembly 3 further comprises a clamping spring 34, which is fixedly provided at the inner end of the rotating shaft 33 and located outside the clamping part 11, which prevents the rotating shaft 33 from rotating outward excessively and causing the knob assembly 3 to fall off from the clamping part 11. Figure 8 ​​The locking block 32 is provided in a U-shaped structure, the upper skirt and the lower skirt are arranged in parallel and connected through the two ends of the vertical block, and a three-sided enclosed semi-closed cavity is formed among the three, which is used to place the clamping piece 11 and the protrusions 21 on both sides of the clamping piece 11, so as to form a whole of the upper part 1 of the folder and the lower part 2 of the folder; a threaded hole is arranged at the center of the vertical block, which is used to pass through the knob shaft 33; and the lower skirt is used to be inserted into the groove 22 of the lower part 2 of the folder. The center of the knob 31 is threadedly connected with the knob shaft 33, and a thread is arranged on the outer periphery of the knob 31 to facilitate rotation operation.

[0036] The button assembly 4 includes a pin 41, a torsion spring 42 and a button 43; the button 43 and the torsion spring 42 are fixed through the pin 41 to realize rotation of the button assembly 4. The button 43 is an integrally formed component, a through hole is arranged at the middle part, a hook corresponding to the clamping hook 12 is arranged at the inner side of the upper end of the button 43, and the hook and the clamping hook 12 form a clamping structure; a concave-convex mark is arranged at the outer side of the lower part of the button 43 to facilitate pressing the lower part of the button 43. The torsion spring 42 is provided in a U-shaped structure, the two ends thereof support the upper part of the button 43 from the inner side, the lower parts thereof are connected together to support the lower part of the button 43 from the inner side, and the two sides thereof are provided with annular holes for passing through the pin 41. The pin 41 passes through the annular protrusions on both sides of the supporting cavity 23, the annular holes of the torsion spring 42 and the through hole of the button 43, and the spring reaction force of the torsion spring 42 keeps the clamping hook 12 and the hook of the button 43 in a clamping connection state. By pressing the lower part of the button 43 by an operator, the upper end of the torsion spring 42 rebounds and releases the supporting force on the upper part of the button 43, so as to open the button assembly 4.

[0037] Preferably, in addition to the torsion spring 42 and the rotating shaft 33, the rest of the components of the scooter folder 10 of the embodiment are iron pieces, which have the advantages of lower cost, better wear resistance, tensile strength, yield strength and hardness, and are less likely to cause stress failure and have higher safety.

[0038] In summary, the knob assembly 3 realizes the first fastening protection, and the button assembly 4 forms the second fastening protection. Through the “double insurance” design of the above two fastening protections, it is ensured that the folder 10 will not be loosened (the upper part 1 of the folder and the lower part 2 of the folder change from the vertical closed connection state to the folded state) under non-manual operation, the structural stability is greatly enhanced, the loosening of the folder is effectively prevented, the potential risk of riding is reduced, and the safety performance is greatly improved. In addition, after the folder 10 is folded, the hanging rope mechanism 81 on the vertical rod 8 is fixed on the hook strip 91 at the tail end of the vehicle frame 9, so as to form a stable guarantee for the folded vehicle (forming a third insurance design), and the structure of the folded vehicle is stable.

[0039] The folding method of the foldable scooter of the embodiment includes the following steps: 1, open the folder 10, make the folder between the upper part 1 and the folder lower part 2 part apart; (1) counterclockwise screw knob 31, with knob assembly 3 from the groove 22 together out, make locking block 32 from the two sides of the convex 21 (because the restriction of the snap spring 34, knob shaft 33 and can not from the card location 11 out) ; (2) press the lower part of the button 43, so that the torsion spring 42 upper end rebound and release the support force on the upper part of the button 43, so as to open the button assembly 4; (3) hold the folder upper part 1 through the rotation of the locking screw 7, so as to open the folder 10. At the same time, with the folder upper part 1 and the folder lower part 2 between the locking screw 7 as the center, the vertical rod 8 and the frame 9 are folded; 2, the hanging rope mechanism 81 around the locking screw 7 down, with the hand hook rope mechanism 81 on the hook bar 91, and with the hand holding the vertical rod 8 to achieve the function of lifting, from the hanging rope mechanism 81 fixed on the hook bar 91.

[0040] The opening folding method of the foldable scooter of the embodiment comprises the following: 1, the operator holds the vertical rod 8 with one hand, and the other hand moves the hanging rope mechanism 81 away from the hook bar 91; 2, make the folder upper part 1 and the folder lower part 2 preliminary close, make the folder close 10 fixed, realize the folding opening: (1) hold the folder upper part 1 through the rotation of the locking screw 7, so as to make the folder upper part 1 and the folder lower part 2 preliminary close; (2) clockwise screw knob 31, with the locking block 32 of knob assembly 3 into the groove 22, form the first insurance.

[0041] (3) close the button assembly 4, form the second insurance.

[0042] The above only for the preferred example embodiment of the present application, and does not constitute the limitation of the scope of protection of the present application. Any modification, equivalent replacement and improvement within the spirit and principles of the present application, etc., should be included in the scope of protection of the claims of the present application.

Claims

1. A foldable scooter, characterized in that: The foldable scooter includes a folder and a vertical pole, an oblique tube and a frame connected in sequence; the folder includes an upper part and a lower part of the folder that are arranged opposite to each other and rotatably connected, the upper part of the folder is welded to the upper part of the oblique tube, and the lower part of the folder is welded to the lower part of the oblique tube, that is, the oblique tube and the vertical pole at the upper end of the oblique tube are folded by the folder; a hanging rope mechanism is provided on the upper part of the vertical pole, and a hook strip matching the hanging rope mechanism is provided at the tail end of the frame.

2. The foldable scooter according to claim 1, wherein: The folder includes an upper folder part, a lower folder part, a knob assembly, a button assembly and a locking screw. The upper folder part and the lower folder part are arranged opposite to each other, fixed and rotated by the locking screw; a locking piece is fixed downward on the upper folder part, and a through channel is provided in the locking piece; a hook is provided on one side of the upper folder part; a protrusion matching the locking piece is fixed upward on the lower folder part, and a support cavity is provided on one side of the lower folder part; the knob assembly includes a knob shaft, a locking block and a knob. The knob shaft moves through the through channel and is connected to the locking block and the knob in sequence. The locking block is provided with a semi-enclosed closed cavity, which is inserted and clamped with the protrusion and the locking piece to form the protrusion and the locking piece into a whole; the button assembly includes a button, a torsion spring and a pin. The button and the torsion spring are fixed in the support cavity by the pin and rotate, and the inner side of the button is clamped and fixed with the hook.

3. The foldable scooter according to claim 2, wherein: The knob shaft and the through channel are connected via threads; the knob assembly further comprises a retaining spring, and a retaining spring is fixedly provided at the inner end of the knob shaft and located on the outer side of the retaining member.

4. The foldable scooter according to claim 2 or 3, wherein: The protrusion is arranged as a "┙"-shaped structure, and a groove is arranged below the "┙"-shaped structure.

5. The foldable scooter according to claim 4, wherein: The locking block is set as a U-shaped structure, the upper skirt and the lower skirt are set in parallel and connected through the two ends of the vertical block, a threaded hole is set in the center of the vertical block to pass through the knob shaft, and the lower skirt is used to insert into the groove.

6. The foldable scooter according to claim 5, wherein: The front side of the upper portion of the folder is concave, that is, the front side of the clamping member is unobstructed and can be inserted into the upper skirt.

7. The foldable scooter according to claim 2 or 3, characterized in that: A through hole is provided in the middle of the button for passing the pin, and a hook matching the hook is provided on the inner side of the upper end of the button; concave and convex marks are provided on the outer side of the lower part of the button; the torsion spring is provided with a U-shaped structure, and its upper two ends support the upper part of the button from the inside; its lower part is connected together to support the lower part of the button from the inside; annular holes are provided on both sides for passing the pin.

8. The foldable scooter according to any one of claims 1 to 3, characterized in that: The hanging rope mechanism comprises a fixing portion and a hanging rope, wherein the fixing portion is fixed to the upper portion of the vertical pole by screws, and the hanging rope is clamped and fixed to the hook strip.

9. A method for using a foldable scooter, characterized in that: When you need to fold the scooter, Open the folder to partially separate the upper part of the folder and the lower part of the folder: Open the first safety: unscrew the knob counterclockwise, and remove the knob assembly from the groove together with it, so that the locking block is separated from the protrusions on both sides. Due to the restriction of the retaining spring, the knob shaft cannot be separated from the retaining piece; Open the second safety: press the bottom of the button to make the upper end of the torsion spring rebound and release the support force on the upper part of the button, thereby opening the button assembly; Hold the upper part of the folder and rotate the locking screw to open the folder; at the same time, fold the upright pole and the frame with the locking screw between the upper and lower parts of the folder as the center; Fold the lanyard mechanism down around the locking screw, push the lanyard mechanism onto the hook with one hand, and hold the vertical pole with the other hand and pull it up to fix the lanyard mechanism on the hook.

10. The method of use according to claim 9, wherein: When you need to open and fold the scooter, The operator holds the vertical pole with one hand and moves the hanging rope mechanism away from the hook with the other hand; Initially close the upper and lower parts of the folder to secure the folder: Hold the upper part of the folder and rotate the locking screw to preliminarily close the upper and lower parts of the folder; Unscrew the knob clockwise, and the locking block with the knob assembly will fit into the groove, forming the first line of security; Close the button assembly to form a second line of defense.

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