WO2018141208A1

WO2018141208A1 - Portable scooter having foldable pedal

Info

Publication number: WO2018141208A1
Application number: PCT/CN2018/073156
Authority: WO
Inventors: 伍毅
Original assignee: 重庆银钢科技（集团）有限公司
Priority date: 2017-02-04
Filing date: 2018-01-18
Publication date: 2018-08-09
Also published as: CN106741487A; CN106741487B

Abstract

A portable scooter having a foldable pedal, comprising a pedal (100) and a steering column (200). The pedal (100) forms a foldable structure by connecting a pedal front section (1) to a pedal rear section (2) in a hinged mode, and a locking mechanism having a press-to-unlock structure is arranged between the pedal front section (1) and the pedal rear section (2). Preferably, the locking mechanism comprises a lock tongue (3) which forms a normally closed locking state by means of an elastic component (4) and a lock tongue base (7), and the lock tongue (3) is restricted from disengaging by means of a safety pin (5). The steering column (200) and the pedal (100) form the foldable structure, a standing column of the steering column (200) is of a telescopic structure, and a pressing nail (201) is arranged on the steering column (200); the locking mechanism is pressed by means of the pressing nail (201) so as to withdraw the safety pin (5); and a wedge face for locking and guiding is disposed on the safety pin (5). The scooter has the advantages of a triple-layer folding structure after being folded, the space occupied thereby is small, the scooter is convenient to carry, and the scooter may be carried by means of a backpack or carried in checked baggage; after the pedal is unfolded, the same is stable, riding the scooter is safe, and the scooter is convenient to fold and open.

Description

Pedal folding portable scooter

Cross-reference to related applications

The present application claims priority to Chinese Patent Application No. CN201710075543.3, entitled "Pedal Foldable Portable Scooter", filed on February 4, 2017, the entire contents of which is incorporated herein by reference. in.

Technical field

The present invention relates to an electric scooter, and more particularly to a portable scooter in which a pedal can be folded.

Background technique

Electric scooters, especially those used in adults, can be used as a means of transport in people's ultra-short-distance travel. Its small size and light weight are not only suitable for narrow passages, but also can be stored in the trunk of a private car or even carried in a backpack. After reaching the destination, it can be taken out as a means of transportation. For business people who frequently travel between major cities, or travel enthusiasts who often travel and travel, after they arrive at the airport or station in another place, they need to transfer to local transportation to arrive. The location of the collapse, such as city bus, taxi or car network. Restricted by various factors such as time or environment, it is often inconvenient to transfer to local transportation. At this time, the electric scooter as a means of transportation obviously has obvious advantages. In order to ensure the convenience of carrying, the electric scooter should have the characteristics of small volume and stable state after folding. For the purpose of safety, the scooter should have the characteristics of good structural rigidity and stable state when it is opened. However, the existing scooter has a large room for improvement in terms of structural stability and reduction in the size of the open scooter. To this end, further improvements are needed.

Summary of the invention

The object of the present invention is to provide a pedal-foldable portable scooter having a foldable direction column and a foldable pedal to form a three-layer folding structure, reducing the length and size of the folded body, and aiming at the deficiencies of the prior art. When the space is designed with reasonable dimensions, it can be stored in the backpack after folding, which improves the convenience of carrying; the pedal is opened and locked by the locking mechanism to ensure the safety of driving.

In order to achieve the foregoing object, the present invention adopts the following technical solutions.

A pedal-foldable portable scooter includes a pedal, the pedal is hinged by the front portion of the pedal and the rear portion of the pedal to form a foldable structure, and a locking mechanism having a pressing unlocking structure is disposed between the front portion of the pedal and the rear portion of the pedal.

According to the invention of the foregoing technical solution, the pedal is provided as a front portion of the pedal and a rear portion of the pedal which are hinged to each other, and a locking mechanism having a pressing and unlocking structure is provided between the front and rear sections to be locked when the pedal is in an open state. The mechanism is kept open to ensure the stability of the scooter during use, or the stability of the pedal in the open state and the driving safety, and the load transmission between the front and rear sections is formed by the locking mechanism, and the pedal is folded and pressed. The locking lock structure is unlocked; at the same time, the pedal has a two-stage folding structure, and combined with the existing folded direction column, a triple folding structure can be formed, which can effectively reduce the occupied space after folding, and when the structure size is reasonable and the battery is designed When the capacity meets the safety requirements, it can be stored in the luggage backpack or hauled when flying. It is especially suitable for business people who frequently travel between major cities, or travel enthusiasts who often travel and leisure.

Preferably, the locking mechanism comprises a locking tongue, and the locking tongue is formed in a normally closed locking state by the elastic element and the locking tongue seat, and is restricted from coming out by the safety pin. The elastic force of the elastic member between the lock tongue and the bolt seat forms a normally closed state of locking, and at the same time, the escape pin is restricted by the safety pin to form a double safety structure, even if the elastic element fails, the lock tongue does not It will come out because of bumps and jitter, thus keeping the lock state and improving driving safety. Wherein, the elastic member may adopt a compression spring or a tension spring according to the set position, or an elastic pad or an elastic sleeve made of an elastic material or the like.

Further preferably, the direction column and the pedal form a foldable structure, and the direction column is provided with a pressing nail; the locking mechanism is pressed by the pressing nail to cause the safety pin to withdraw. The triple folding structure is formed by the folding of the direction column to reduce the occupied space after folding; at the same time, the pressing nail on the direction column is used to form an impact on the unlocking structure when the direction column is folded, thereby improving the convenience of the unlocking operation.

Further preferably, the locking mechanism is further provided with a holding structure for holding the locking tongue exiting state, the holding structure is connected with an exiting state unlocking structure, and the exiting state unlocking structure is provided with an unlocking slider, and the unlocking slider is used for the pedal When unfolded, it is pushed back to release the exit status of the lock tongue. After the safety pin is withdrawn, after the external force pulls the bolt out of the bolt seat to complete the unlocking, the retaining structure causes the bolt to be in the exit state, thereby preventing the lock tongue from interfering with the bolt seat when the pedal is deployed; The state, the exit state unlocking structure is retracted under the pressing of the pedal-related section or the bolt seat, the withdrawal state of the bolt is released during the retracting process, and the bolt is automatically formed into a locked state by the elastic element. Preferably, the locking working portion of the locking tongue has a U-shaped fork shape. In order to form two locking portions distributed along the width direction of the pedal, the stability and reliability of the locking connection are improved.

Still more preferably, the safety pin has a locking guide wedge surface. By providing a self-resetting spring, the elastic pin and the wedge-shaped guide are used to automatically insert the safety pin into the socket on the bolt.

Preferably, the locking mechanism comprises a locking tongue and a bolt seat, and the locking tongue is locked by a locking device extending into the socket of the bolt seat, and is formed in a normally open state by an elastic member; a safety pin is provided, the safety pin is used to prevent the locking tongue from coming out; the safety pin is connected with a button of a self-resetting structure, and the two are in a synchronous moving connection structure; the self-resetting button has a structure that can be arranged in the pedal mounting hole, and the pedal The through hole is a through hole in the mounting hole. The bolt is restrained from coming out by the safety pin, and when the locking mechanism is opened, the elastic force of the elastic member causes the bolt to come out of the bolt seat to remain unlocked. Therefore, during the unlocking process, only the locking state of the safety pin is released, and the locking tongue can quickly and quickly come out of the bolt seat, thereby achieving the purpose of quick unlocking; when the lock is required, the external force pushes the bolt into the bolt seat. With the self-reset function of the self-reset button, the safety pin automatically locks the lock tongue.

Preferably, the column of the direction column has a telescopic structure. In order to ensure that the triplefold state can be formed, the space occupied by the folding is reduced.

Further preferably, the tube segments constituting the telescopic column are made of a rectangular tube, a square tube or an elliptical tube. The rotation limit between the pipe joints is formed by using the self-structure of the rectangular pipe, the square pipe or the elliptical pipe, and the anti-rotation structure is not required to be specially arranged, thereby simplifying the structure, reducing the processing amount, and improving the production efficiency.

Further preferably, a remote controller mounting structure is formed between the two handlebars provided by the direction pillar. It is convenient to install a remote controller on the direction column to facilitate the operation of the remote controller, thereby improving the operation convenience of the vehicle.

Preferably, the bottom end of the front portion of the pedal is formed with an elastic card structure. The folding of the rear section folded to the front section by the elastic card is performed to ensure the convenience of the folding and opening operation.

The utility model has the beneficial effects that the scooter has a triple folding structure after being folded, has small occupied space, is convenient to carry, can be carried by a backpack or air checked; and the pedal is in a stable state after being deployed, the driving safety is good, the folding operation and the opening operation are performed. Convenience.

DRAWINGS

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a schematic isometric view of the structure of the open state of the present invention.

Fig. 2 is a schematic isometric view showing the state of the folded state of the present invention.

Figure 3 is a front elevational view of the present invention.

Fig. 4 is a perspective view showing the structure of the lock mechanism in the first embodiment of the present invention.

Fig. 5 is a schematic isometric view showing the structure of a portion of the locking mechanism in the embodiment of the present invention.

Fig. 6 is a plan view showing the structure of the lock mechanism in the first embodiment of the present invention.

Fig. 7 is a perspective view showing the structure of the lock mechanism in the first embodiment of the present invention.

Figure 8 is a cross-sectional view taken along line A-A of Figure 6 of the present invention, in which the locking tongue is in a locked state.

Figure 9 is a cross-sectional view taken along line B-B of Figure 7 of the present invention, in which the lock tongue is in an exit holding state.

Figure 10 is a cross-sectional view taken along line C-C of Figure 6 of the present invention.

Fig. 11 is a view showing the connection relationship between the lock-out mechanism exiting state holding structure and the exiting state unlocking structure in the embodiment 1 of the present invention.

Figure 12 is a schematic isometric view showing the structure of the direction column in the present invention.

Figure 13 is a schematic isometric view showing the structure of a remote controller in the present invention.

Figure 14 is a schematic isometric view showing a partial structure of a direction column in the present invention.

Figure 15 is a cross-sectional view showing the structure of a direction column in the present invention.

Figure 16 is a partial structural view showing the lock mechanism in the second embodiment of the present invention.

detailed description

The invention is further described in the following with reference to the accompanying drawings, which are not intended to limit the invention.

Referring to Figures 1, 2 and 3, a pedal-foldable portable scooter includes a pedal 100 and four wheels, two support wheels are provided at the front end, two drive wheels are provided at the rear end, and the pedal is provided by the front section of the pedal 1 And the pedal rear section 2 is hinged to form a foldable structure, and a locking mechanism having a pressing unlocking structure is disposed between the pedal front section 1 and the pedal rear section 2; a C-shaped elastic card 11 is formed at a bottom end of the pedal front section 1 to be in front and rear of the pedal After folding, the circular tubular or round-shaped engaging portion on the rear section 2 of the pedal is engaged with the engaging portion; the front pillar 1 is hinged with the direction column 200, and the direction column 200 and the pedal 100 are folded by the lockable hinge structure. Together, the column of the direction column 200 has a telescopic structure, and the tube section constituting the telescopic column is made of a rectangular tube, a square tube or an elliptical tube; the direction column 200 is hinged to the front part 1 of the pedal through the base tube section 203; the two handlebars of the direction column 200 A remote controller 300 is connected between the connecting portions of the 209 through a remote control mounting structure to facilitate the speed adjustment and the direction control operation; the distance between the distal ends of the two handles 209 is not greater than the width of the maximum width of the pedal 100 to form a non-portable portion. fold The short handle structure enhances the reliability of the grip, improves the driving safety, and increases the occupation width after forming the folding with the pedal; the locking mechanism has an unlocking structure for pressing and unlocking; the upper base tube 203 of the direction column 200 is provided for The locking mechanism constitutes the unlocking pressing nail 200a, and during the process of the direction column 200 rotating toward the pedal 100 to form a folding, the pressing nail 200a forms an impact pressing on the unlocking structure to complete the unlocking.

Referring to FIG. 4, FIG. 5, FIG. 6, FIG. 7, FIG. 8, FIG. 9, FIG. 10 and FIG. 11, the locking mechanism comprises a locking tongue 3, and the locking tongue 3 is slidably disposed in the tongue box 6, the tongue box 6 is fixed on the pedal rear section 2, the locking tongue 3 has a front end locking working portion which can extend out of the tongue box 6, and an elastic element 4 composed of a compression spring is arranged between the locking tongue 3 and the tongue box 6; the locking tongue A lock tongue seat 7 is arranged in front of the box 6, and the bolt tongue seat 7 is fixedly connected to the front portion 1 of the pedal. The lock tongue 3 is locked by the insertion hole of the lock working portion into the bolt seat 7, and is formed by the elastic member 4. In the closed state; the locking tongue 3 is restricted from being disengaged by the safety pin 5 extending into the bolt seat 7; the safety pin 5 is connected to the button 8, and the button 8 constitutes a pressing portion that is pressed and unlocked, and the button 8 forms an active connection with the bolt seat 7 Between the button 8 and the bolt seat 7, a compression spring 9 for self-resetting of the button 8 is provided, the bolt 3 is provided with a pin hole 3a for receiving the safety pin 5, and the safety pin 5 has a locking guide wedge surface. The front end of the locking tongue 3 is used for pressing the wedge surface of the safety pin 5. The tail end of the locking tongue 3 is provided with a handle structure composed of a pull ring and pulled by a hand. The locking working portion of the locking tongue 3 has a U-shaped fork shape, and the safety pin 5 is provided with two respectively connected to the two fork ends of the locking tongue 3U-shaped fork, and the two safety pins 5 are fixedly connected to the lower end of the button 8 through the bottom plate 10 When the locking tongue 3 is locked, the button 8 is arranged in the U-shaped fork of the locking tongue 3.

Wherein, the tongue box 6 is formed by a combination of the base 61 and the arched cover 62, and the lock tongue 3 is slidably fitted in the space between the arch of the arch cover 62 and the joint surface of the base 61, when the lock tongue 3 is locked The handle structure of the pull handle is located outside the arch cover 62. The middle portion of the base 61 is provided with a sliding slot. The middle portion of the lock tongue 3 is formed with a projection 3c which is slidably engaged with the sliding slot, and is formed by the projection 3c and the sliding slot to form a moving guide. The bump 3c is connected to a compression spring constituting the elastic member 4. The locking mechanism is provided with a holding mechanism for holding the unlocking state of the locking tongue 3 through the tongue box 6; the holding structure includes a locking hole 3b provided on the locking tongue 3, and a sliding connection to the locking tongue a locking plug 63 on the box 6, the locking plug 63 is connected with a spring 64, and the locking plug 63 is used to automatically extend into the locking hole 3b by the action of the spring 64 when the locking tongue 3 is in the retracted state, so that The lock tongue 3 is kept in the exit state; the retaining structure is connected with the unlocking structure of the lock tongue 3 in the exit state, and the exit state unlocking structure includes an unlocking slider 65 slidably fitted on the bolt box 6, and the unlocking slider 65 is formed with a tilting The arm 65a, the unlocking slider 65 is retracted from the locking hole 3b by the lug of the locking plug 63 by the urging arm 65a, and a compression spring 66 is provided between the unlocking slider 65 and the bolster case 6, and the compression is performed. The spring 66 is used to push the unlocking slider 65 away from the lock plug 63. The lock plug 63, the spring 64, the swing arm 65a and the lock hole 3b are both symmetrically provided.

Referring to FIG. 12, FIG. 13, FIG. 14, and FIG. 15, the remote controller 300 has a crescent shape and extends downward from the top of the connecting portion of the two handles 209. The remote controller 300 is provided with a speed button 301 and a direction knob 302. In order to facilitate the control of the driving direction and speed, the remote controller 300 is mounted on the connecting portion through two mounting positioning structures of the upper end portion and the lower end tail portion; the upper end portion and the lower end portion of the remote controller 300 are respectively provided with an upper end positioning hole 303. And a lower end mounting structure, the upper end positioning hole 303 is formed on the fixed housing, the lower end mounting structure is formed at the tail end of the fixed housing by the self-resetting pull ring 304; the upper end of the connecting portion is provided with a positioning post 209a for engaging with the upper end mounting hole 303, The positioning structure of the upper end head is formed into a column hole matching structure; a downwardly bent hook 209b is formed on the side of the connecting portion for attaching to the self-resetting tab 304 of the lower end tail, so that the positioning structure of the lower end tail is formed into a hook Hang the mating structure.

The column consists of a telescopic joint 201, an intermediate telescopic joint 202 and a base joint 203, which form a telescopic structure of the two telescopic joints. The end telescopic joint 201 is connected to the direction handle 209 by the distal end; the proximal end of the end expansion joint 201 and the intermediate expansion joint A first extended state locking structure is disposed between the distal ends of the 202, and a second extended state locking structure is disposed between the intermediate expansion joints 202 and the base joints 203, so that between the two relatively telescopic tube sections are provided a pipe joint locking structure; the first extended state locking structure is unlocked by an unlocking button 207 having a self-resetting structure, and the second extended state locking structure is unlocked by the retracted pipe joint to form a plurality of pipe joint locking structures Has a structure that is unlocked by the same unlock button.

The first extended state locking structure includes a wedge-shaped locking block 204, and the wedge-shaped locking block 204 is disposed by a locking block seat 208 fixedly coupled to the proximal end of the lock-end telescopic joint 201, and the wedge-shaped locking block 204 is laterally slid Fitted in the locking block seat 208, and has a locking working portion 204d that can extend out of the locking block seat 208, and a self-resetting locking structure is formed by the locking spring 204b, and the wedge-shaped locking block 204 extends into the intermediate expansion joint The locking working portion 204d in the locking hole of the 202 forms a locking to keep the tube joint extended; the unlocking push block 205 is disposed above the oblique wedge surface of the wedge locking block 204, and the unlocking push block 205 is vertically slid Fitted in the guiding hole of the locking block seat 208, and is confined in the locking block seat 208 to avoid the upper part of the locking block seat 208, the locking block seat 208 is a split structure of the upper and lower parts, and the lower part is further The left and right combination structure is formed by the spring cover 204c, and the unlocking push block 205 is used for pushing the wedge locking block 204 to retreat from the upper side of the inclined wedge surface by the oblique wedge surface, and the unlocking push block 205 is connected to the unlocking button 207 through the pressing rod 206. The unlock button 207 is formed by the button spring 207a to form a self-resetting junction The front end of the wedge locking block 204 is formed with an outer elastic type claw 204a; the tube wall at the distal end of the intermediate expansion joint 202 is formed with a receiving hole for receiving the elastic claw 204a for preventing the first extended state locking structure from being The intermediate telescopic section 202 port is released.

The second extended state locking structure has the same wedge-shaped locking block 204 and the unlocking push block 205 as the first extended state locking structure, and the wedge-shaped locking block 204 of the second extended state locking structure is disposed at the intermediate expansion joint At the proximal end of the 202, the unlocking push block 205 is fixedly connected or integrally formed on the wedge-shaped locking block 204 constituting the first extended state locking structure; the locking block seat 208 of the second extended state locking structure is fixed The base cap 208a at the base of the base section 203 prevents the escape.

The proximal end of the base section 203 of the column is formed with an articulated structure and a directional column locking structure. The hinged structure is formed by the hinge hole 203a of the hinged head; one side of the hinged head is provided with a locking plate 211, and the directional column locking structure is passed through two The locking receptacles 211a are formed in two positions for locking; the locking receptacles 211a are disposed on the locking plate 211, and the circular locking end faces 211b are further disposed between the two locking receptacles 211a. A stopper 203b made of a rubber-like elastomer material is disposed between the front side of the base section 203 and the facing surface of the pedal front section 1 to abut the direction pillar 200 rearward, and the locking bolt 210 and the locking socket 211a are eliminated. The gap between the side walls ensures that the direction column does not sway back and forth in use. The base pipe 203 of the column is provided with a pressing nail 200a through the base pipe cap 208a, so that the pressing nail 200a forms an impact pressing on the unlocking structure during the folding of the direction column toward the pedal to complete the folding of the structure on the pedal. The locking mechanism impacts and unlocks.

Wherein, the proximal end wall of the intermediate telescopic joint 202 and the base joint 203 is formed with a proximal locking hole 215 in a contracted state, and the locking working portion of the wedge locking block 204 in the first extended state locking structure The 204d has a length sufficient to extend into the proximal locking aperture 215 of the base section 203 to bias the direction of the post 200 from the first extended state locking structure to the wedge locking block 204 simultaneously with the intermediate telescopic section 202 and The base section 203 forms a lock; and when the shrink lock state needs to be released, the unlock button 207 is pressed in accordance with different strokes to form a step-by-step release lock lock state from the base section. In the first extended state locking structure and the second extended state locking structure of the solution, the extending directions of the two locking working portions 204d are 180° misaligned in the circumferential direction of the pipe joint to avoid the pipe joints. In the retracted state, the locking working portion 204d of the second extended state locking structure forms a lock with the associated pipe joint through the pipe joint contracting state locking hole, so that when the pipe joint is in the contracted state, the multi-stage pipe joint is simultaneously unlocked. The squat state in which the intermediate telescopic joint 202 is extended cannot be pulled by the end expansion joint 201.

In this embodiment, the locking working portion 204d adopts a columnar structure, and the locking hole matched therewith should have a certain gap in the height direction, so as to be axially pressed by the direction column 200 during the running of the vehicle, the working portion 204d is locked. When the bottom hole wall of the locking hole is cut or scratched to cause jamming, the jamming state is released by appropriately lifting the expansion joint to ensure that the locking structure is unlocked reliably and quickly.

The intermediate telescopic joints 202 in this embodiment may also be provided in two or more to form a larger amount of expansion and contraction. Obviously, the determination of the number of intermediate expansion joints 202 should also take into account the strength and stiffness of the end expansion joint 201 and the joint stiffness between the expansion joints to ensure the reliability and safety of the riding control.

Similarly, in order to avoid the occurrence of the aforementioned squat state, when a plurality of intermediate telescopic joints 202 are used, the extending directions of the locking working portions 204d of the plurality of second extended state locking structures may be inconsistent, but both need to be the first extension The locking working portion 204d of the state locking structure is misaligned in the circumferential direction of the pipe joint.

The folding process of the embodiment is: firstly, the telescopic direction column 200 is recovered, and then the direction column 200 is folded toward the pedal 100. When the direction column 200 is folded, the base pipe section 203 presses the through hole 200a on the pedal front section 1 through hole. The button 8 in the middle forms an impact pressing, and the safety pin 5 is withdrawn from the pin hole 3a on the locking tongue 3, thereby locking the direction column 200 with the front portion 1 of the pedal; at this time, pulling the locking tongue 3 pulls the tab of the tail of the locking tongue 3 , that is, the handle structure of the hand pull is pulled out of the insertion hole of the bolt seat 7 until the lock plug 63 enters the lock hole 3b by the elastic force of the spring 64, and the lock plug 63 is made through the lock hole 3b. The lock tongue 3 is kept in the exit state, and then the pedal rear section 2 is folded downwards and forwards until the C-shaped elastic card 11 on the front section 1 of the pedal is engaged with the round tube or the round rod-shaped engaging portion on the pedal rear section 2 to complete the engagement. Closed. The unfolding process of the present invention is: first unlocking the direction column 200, and manually disengaging the engagement state of the pedal front section 1 and the pedal rear section 2, and the two are deployed around the hinge point. At this time, the unlocking slider 65 is under the action of the compression spring 66. The front end is overhanged in front of the tongue box 6. When the front portion 1 of the pedal and the rear portion 2 of the pedal are about to form a straight line, the unlocking slider 65 is pressed back by the bolt seat 7, and is locked by the swinging arm 65a. The plug 63 retracts from the locking hole 3b against the elastic force of the spring 64, causes the locking tongue 3 to be disengaged, and is pushed by the compression spring constituting the elastic member 4 to form a normally closed locking state, and at the same time, during the movement of the locking tongue 3, The safety pin 5 is first pressed downward at the front end of the bolt 3, the wedge surface and the compression spring 9, and when it is aligned with the pin hole 3a, it is automatically raised by the elastic force of the compression spring 9 and inserted into the pin hole 3a to form a stop. The structure in which the locking tongue 3 is withdrawn, thereby completing the deployment and locking of the pedal, and then rotating the direction column 200 to the set position and locking, and then pulling the expansion joint of the direction column 200. When the pedal 200 is unlatched, that is, when the pedal is unfolded, the safety pin 5 is in the lower position with the button 8, and the locking tongue 3 is prevented from entering the socket of the bolt seat 7 under the action of the elastic member 4, after the direction column 200 is unlocked and rotated, The safety pin 5 is automatically raised by the elastic force of the compression spring 9 and inserted into the pin hole 3a.

Embodiment 2, referring to FIG. 16, this embodiment is different from Embodiment 1 in that it differs only in the locking mechanism, and specifically includes the elastic member 4 of the present embodiment for making the locking mechanism form a normally open state. The locking mechanism does not need to be provided with an exit state holding mechanism for holding the locking tongue 3; the operation of the two embodiments is different in that it is necessary to push the locking tongue 3 by hand to form a locking, and the embodiment 1 is in the insurance pin. 5 After the lock tongue 3 is removed, the lock tongue is pulled by the hand.

Specifically, the locking mechanism includes a locking tongue 3, and the locking tongue 3 is slidably disposed in the locking tongue case 6. The locking tongue case 6 is fixed on the pedal rear section 2, and the locking tongue 3 has an extendable tongue box The front end locking working portion of the 6 is provided with an elastic member 4 composed of a compression spring between the locking tongue 3 and the bolt housing 6; the bolt housing 6 is provided with a bolt seat 7 at the front, and the bolt tongue seat 7 is fixedly connected thereto. On the front section 1 of the pedal, the locking tongue 3 is locked by the locking working portion extending into the insertion hole of the locking tongue seat 7, and is formed in a normally open state by the elastic member 4; the locking tongue 3 is extended by the safety pin extending into the locking tongue seat 7. 5 limiting the escape; the safety pin 5 is connected to the button 8, the button 8 constitutes a pressing portion that is pressed and unlocked, the button 8 forms a movable connection with the bolt seat 7, and the button 8 and the bolt seat 7 are provided for self-reset of the button 8. a compression spring 9, the bolt 3 is provided with a pin hole 3a for receiving the safety pin 5, and the safety pin 5 has a locking guide wedge surface, and the front end of the bolt 3 is used for pressing the wedge surface of the safety pin 5, the bolt At the end of the 3, there is a handle structure which is composed of a pull ring and can be pushed and pulled by hand. The locking working portion of the locking tongue 3 has a U-shaped fork shape, and the safety pin 5 is provided with two respectively connected to the two fork ends of the locking tongue 3U-shaped fork, and the two safety pins 5 are fixedly connected to the lower end of the button 8 through the bottom plate 10 When the locking tongue 3 is locked, the button 8 is arranged in the U-shaped fork of the locking tongue 3.

Wherein, the tongue box 6 is formed by a combination of the base 61 and the arched cover 62, and the lock tongue 3 is slidably fitted in the space between the arch of the arch cover 62 and the joint surface of the base 61, when the lock tongue 3 is opened, The handle structure of the hand push-pull is located outside the arch cover 62, the middle portion of the base 61 is provided with a sliding slot, and the middle portion of the lock tongue 3 is formed with a convex block 3c which is slidably engaged with the sliding groove, and the convex block 3c cooperates with the sliding groove to form a moving guide. The bump 3c is connected to a compression spring constituting the elastic member 4.

The above has described in detail the preferred embodiments of the invention. It will be appreciated that many modifications and variations can be made in the present invention without departing from the scope of the invention. Therefore, any technical solution that can be obtained by a person skilled in the art based on the prior art based on the prior art by logic analysis, reasoning or limited experimentation should be within the scope of protection determined by the claims.

Claims

A pedal-foldable portable scooter comprising a pedal (100) and a direction column (200), wherein the pedal is hinged by a front section of the pedal (1) and a rear section of the pedal (2) to form a foldable structure, the front section of the pedal (1) A lock mechanism having a press-unlocking structure is provided between the pedal rear section (2).
A pedal-foldable portable scooter according to claim 1, wherein said locking mechanism comprises a locking tongue (3), and the locking tongue (3) is formed by an elastic member (4) and a tongue seat (7) Normally closed locking state and restricted by the safety pin (5).
The pedal-foldable portable scooter according to claim 2, wherein the direction column (200) and the pedal (100) form a foldable structure, and the direction column (200) is provided with a pressing nail (201). The locking mechanism is pressed by the pressing pin (201) to withdraw the safety pin (5).
The pedal-foldable portable scooter according to claim 2, wherein the locking mechanism is further provided with a holding structure for holding the lock tongue (3) in an exit state, and the holding structure is connected with an exit state unlocking structure. The exit state unlocking structure is provided with an unlocking slider (65) having a structure that is pushed back to release the unlocking state of the locking tongue (3) when the pedal is deployed.
A pedal-foldable portable scooter according to claim 4, characterized in that the safety pin (5) has a locking guide wedge surface.
A pedal-foldable portable scooter according to claim 1, wherein said locking mechanism comprises a locking tongue (3) and a bolt seat (7), and the locking tongue (3) extends through the locking working portion The socket of the bolt seat (7) forms a lock and is formed in a normally open state by the elastic member (4); the bolt seat (7) is provided with a safety pin (5), and the safety pin (5) is configured to block The lock tongue (3) is disengaged; the safety pin (5) is connected with a button (8) of a self-resetting structure, and the two are in a synchronous moving connection structure; the self-reset button (8) has a structure that can be disposed in the pedal mounting hole. And the through hole is in the pedal mounting hole.
The pedal-foldable portable scooter according to any one of claims 1 to 6, characterized in that the column of the direction column (200) has a telescopic structure.
A pedal-foldable portable scooter according to claim 7, wherein the tube segments constituting the telescopic column are made of a rectangular tube, a square tube or an elliptical tube.
A pedal-foldable portable scooter according to claim 7, wherein a remote control mounting structure is formed between the two handlebars (209) of the direction column (200).
The pedal-foldable portable scooter according to any one of claims 1 to 6, characterized in that the bottom end of the pedal front section (1) is formed with an elastic card structure.