CN112660280B

CN112660280B - Simple folding scooter and use method thereof

Info

Publication number: CN112660280B
Application number: CN202011608916.7A
Authority: CN
Inventors: 谢空成
Original assignee: Jiangsu Fuwei Health Technology Co ltd
Current assignee: Changzhou Aoxiang Intelligent Technology Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2022-06-24
Anticipated expiration: 2040-12-30
Also published as: CN112660280A

Abstract

The invention discloses a simple folding scooter and a using method thereof, and belongs to the field of scooters. This vehicle is ridden instead of walk to simple and easy folding formula includes: the invention relates to a scooter, which comprises a frame base, wherein two sides of the frame base are respectively provided with at least two mounting threaded holes, a fixed seat is arranged on the side surface of the frame base, at least two mounting through holes are also arranged on the side surface of the frame base, the mounting threaded holes are correspondingly matched with the mounting through holes, at least two screws penetrate through the mounting through holes to be matched with the mounting threaded holes in a threaded manner, the fixed seat is fixedly arranged on the two sides of the frame base, a wheel damper is in inserted connection and matching with the fixed seat along the vertical direction of the fixed seat, and the fixed seat guides the wheel damper.

Description

Simple folding scooter and use method thereof

Technical Field

The invention belongs to the field of mobility carts, and particularly relates to a simple folding mobility cart and a using method thereof.

Background

Present car of riding instead of walk all produces on the basis of purchasing components and parts, leads to the bumper shock absorber to pass through axletree and frame base fixed connection, uses the axletree to connect the outside width that has increased the car of riding instead of walk, has reduced the inside width of using of the car of riding instead of walk, and there is use comfort low to and be not suitable for the problem in the narrow environment such as family indoor.

Disclosure of Invention

The purpose of the invention is as follows: provides a simple folding scooter and a use method thereof, which are used for solving the problems in the prior art.

The technical scheme is as follows: a scooter type folding scooter comprises: two sides of the frame base are respectively provided with at least two mounting threaded holes.

The side of the fixing seat is also provided with at least two mounting through holes, the mounting threaded holes are correspondingly matched with the mounting through holes, at least two screws penetrate through the mounting through holes to be matched with the mounting threaded holes in a threaded manner, and the fixing seat is fixedly arranged on two sides of the frame base.

The bottom of the wheel shock absorber extends to form at least two connecting parts which are matched with the fixing seat in an inserting mode, and the fixing seat guides the wheel shock absorber.

In a further embodiment, the simple folding scooter further comprises a battery accommodating cavity, the battery accommodating cavity is arranged at one end of the frame base, the battery accommodating cavity is located on one side, away from the seat cushion, of the frame backrest, and a storage battery is accommodated in the battery accommodating cavity.

The back tail frame sets up and accepts the chamber top at the battery, the back tail frame can be dismantled with the frame base and be connected, accepts the chamber setting through accepting the battery and keeps away from one side of cushion at the frame back of the chair, can needn't adjust the car posture of riding instead of walk or take out the battery or need the battery to take out alone when charging under the circumstances that the car base of riding instead of walk was demolishd when needing to be changed the battery, has solved the complicated problem of prior art battery change step.

Can dismantle the back tail frame of being connected through the top setting of acceping the chamber at the battery and frame base, can enough effectively utilize the space that the chamber top was acceptd to the battery, can protect the safety that the intracavity battery was acceptd to the battery again, pull down back tail frame when needs are changed and can change the battery, it is extravagant to have solved the battery and accept chamber top space when making things convenient for the battery to change to and the problem that battery barrier propterty is low, improved the ease for use of car of riding instead of walk when guaranteeing the protectiveness of battery.

In a further embodiment, the simple folding scooter further comprises at least two supporting beams arranged at the top end of the frame base.

The cushion cooperates with a supporting beam joint, the bottom fixed mounting of cushion has two at least joint pieces, the C-shaped groove has been seted up to one side of joint piece, a supporting beam is acceptd at the C-shaped inslot, can make things convenient for the change of cushion through the joint cooperation of a supporting beam and cushion, has solved the inconvenient problem of incontinence user use.

In a further embodiment, the simple folding scooter further comprises limiting plates fixedly arranged on two sides of the frame base.

The two sides of the frame backrest are fixedly provided with rotating plates.

Stop device, fixed mounting is between two rotor plates, the one end and the rotor plate of limiting plate rotate to be connected, stop device and the other end cooperation of pegging graft of limiting plate, stop device is reciprocal linear motion between two limiting plates, through stop device of fixed mounting between two rotor plates, only need singlehanded control stop device can adjust the folding of back of the chair angle realization car of riding instead of walk when using, has solved the adjustment that prior art needs other people to assist the back of the chair angle of the car of riding instead of walk, has the problem of the complex operation.

In a further embodiment, the limiting device comprises a limiting seat fixedly connected with the rotating plate.

And the inserting shaft is in inserting fit with the limiting seat and the limiting plate.

And the elastic component is in butt fit with the inserted shaft and the limiting seat.

The rope sequentially penetrates through the limiting seat and the elastic component to be fixedly connected with the inserting shaft, and when the angle of the chair back needs to be adjusted, a user pulls the rope with one hand to enable the inserting shaft to overcome the elasticity of the elastic component and move towards the direction of the central plane of the scooter.

When the frame backrest and the frame base reach a preset angle, a user loosens the rope insertion shaft to be matched with the limiting plate in an inserted manner under the elastic force of the elastic component.

In a further embodiment, chamfer portion has still been seted up to the one end that the frame back of the chair was kept away from to the limiting plate, chamfer portion is located the opposite side of two limiting plates, when inserting the axle from the limiting plate outside keep away from the one end of the frame back of the chair to the displacement of frame back of the chair direction, insert axle and chamfer portion butt cooperation, chamfer portion leads to inserting the axle, can lead inserting the axle when inserting the axle and getting into the limiting plate from the outside through chamfer portion, even do not stimulate the rope and also enable to insert the within range that the axle got into the limiting plate, further simplification the operating procedure.

In a further embodiment, the simple folding scooter further comprises armrest frames fixedly arranged on two sides of the frame base or the frame backrest.

The mounting seat is detachably connected with a handrail frame.

The controller, with mount pad fixed connection, when the controller position is changed to needs, be connected the mount pad with another handrail frame, can dismantle with handrail frame through the mount pad that makes the installation controller and be connected, when the controller position is changed to needs, be connected with another handrail frame after pulling down the mount pad from handrail frame again, can solve the unable problem that can't use of car of riding instead of walk that appears when user's custom is not with the hand or can be with the hand and controller with the same side.

The use method of the folding scooter based on the simple type comprises the following steps: s1, when the angle of the chair back needs to be adjusted, the user pulls the rope with one hand to make the plug-in shaft move to the center plane of the scooter against the elasticity of the elastic component.

And S2, when the frame back and the frame base reach the preset angle, the user loosens the rope inserting shaft to be inserted and matched with the limit plate by the elasticity of the elastic component.

And S3, when the inserting shaft moves towards the direction of the frame back from the end, far away from the frame back, of the outer side of the limiting plate, the inserting shaft is in butt fit with the chamfering part, and the chamfering part guides the inserting shaft so that the inserting shaft overcomes the elasticity of the elastic component and moves towards the direction of the central plane of the scooter.

The use method of the folding scooter based on the simple type comprises the following steps: s4, when the controller position needs to be changed, the mounting seat is detached from one handrail frame and then is mounted on the other handrail frame.

Has the advantages that: the invention discloses a simple folding scooter and a use method thereof.A fixing seat and wheel shock absorbers are arranged on two sides of a frame base through screws, so that the external width of the scooter is greatly reduced compared with the connection of an axle, the internal use width of the scooter is increased, the use comfort of the scooter is greatly improved, and the problem that the existing scooter is not suitable for narrow environments such as family rooms is solved.

Drawings

FIG. 1 is a schematic assembly elevation view of the present invention.

Fig. 2 is a comparative prior art schematic of the present invention.

Fig. 3 is a schematic view of an assembly axis of the present invention.

Fig. 4 is a left side sectional view of the assembly of the present invention.

Fig. 5 is a schematic axial view of the fixing base of the present invention.

FIG. 6 is a cross-sectional view of the mounting bracket and the wheel damper of the present invention.

FIG. 7 is a schematic axial view of the aft frame of the present invention.

Fig. 8 is a schematic view of the hold-down mechanism of the present invention.

FIG. 9 is a schematic view of a support beam for the frame base of the present invention.

Figure 10 is a schematic cross-sectional view of a seat cushion of the present invention.

Figure 11 is a schematic cross-sectional view of a spacing device of the present invention.

Fig. 12 is a partially enlarged schematic view of the stopper plate of the invention.

Fig. 13 is a left side view schematically showing the armrest frame of the present invention.

Fig. 14 is a schematic diagram of the controller of the present invention.

The reference numerals shown in fig. 1 to 14 are: the bicycle frame comprises a bicycle frame base 1, a fixed seat 2, a wheel shock absorber 3, a battery accommodating cavity 4, a rear tail frame 5, a seat cushion 6, a bicycle frame backrest 7, a limiting device 8, a handrail frame 9, a supporting beam 11, a limiting plate 12, a rotating plate 13, an installation through hole 21, a cylinder body 31, a damping spring 32, a connecting part 33, a sealing ring 34, a pressing mechanism 51, an insertion groove 52, a water leakage hole 53, a clamping block 61, a limiting seat 81, an insertion shaft 82, an elastic component 83, a rope 84, an installation seat 91, a controller 92, an internal thread seat 93, a handrail supporting block 94, a chamfer part 121, a stop 122, a connecting rod 511, a base 512, a return spring 513, a pressing block 514, an eccentric handle 515 and a connecting block 516.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the invention.

The existing scooter is produced on the basis of purchasing components, basic functions can only be realized by products, and the problem of low use comfort level exists, for example, the existing wheel shock absorber is fixedly connected with a frame base through an axle, the outer width of the scooter is increased by connecting the axle, the inner use width of the scooter is reduced, the use comfort level is low, and the scooter is not suitable for being used in narrow environments such as a family room, and the like.

The simple folding scooter comprises a frame base 1, a fixed seat 2, a wheel shock absorber 3, a battery accommodating cavity 4, a rear tail frame 5, a cushion 6, a frame backrest 7, a limiting device 8, a handrail frame 9, a supporting beam 11, a limiting plate 12, a rotating plate 13, an installation through hole 21, a cylinder body 31, a damping spring 32, a connecting part 33, a sealing ring 34, a pressing mechanism 51, an insertion groove 52, a water leakage hole 53, a clamping block 61, a limiting seat 81, an insertion shaft 82, an elastic component 83, a rope 84, an installation seat 91, a controller 92, an internal thread seat 93, a handrail supporting block 94, a chamfer part 121, a stop block 122, a connecting rod 511, a base 512, a reset spring 513, a pressing block 514, an eccentric handle 515 and a connecting block 516.

At least two mounting threaded holes are respectively formed in the two sides of the frame base 1.

Fixing base 2, two at least mounting through holes 21 have still been seted up to the side, mounting screw hole and the corresponding cooperation of mounting through hole 21, two at least screws pass mounting through hole 21 and mounting screw hole spiro union cooperation, 2 fixed mounting in frame base 1's both sides of fixing base, 2 side of fixing base still spiro union have four at least screws, the vertical direction along the screw has still been seted up in both sides in addition and has been tightened up the groove, when the screw is precession to the direction that is close to frame base 1, make fixing base 2 take place deformation, reduce the width that tightens up the groove, utilize the deformation of fixing base 2 to carry on spacingly and the direction to connecting portion 33 of wheel bumper shock absorber 3.

3 bottom extensions of wheel bumper shock absorber have two at least connecting portion 33, and connecting

portion

33 and 2 grafting cooperations of fixing base, fixing base 2 is spacing and direction to wheel bumper shock absorber 3, and the bottom of connecting portion 33 is provided with spacing portion, spacing portion and the cooperation of 2 butts of fixing base, and when frame base 1 received gravity exceeded the predetermined value, spacing portion was to keeping away from the direction displacement of fixing base 2, made to have the predetermined clearance between spacing portion and the fixing base 2.

The working principle is as follows: install fixing base 2 and wheel bumper shock absorber 3 in frame base 1's both sides through the screw, connect with the axletree and compare very big reduction the outside width of car of riding instead of walk, the inside width of using of car of riding instead of walk has been increased, very big improvement the use comfort level of car of riding instead of walk, the problem in the narrow environment such as current car of riding instead of walk is not suitable for being arranged in the family room has been solved, use the screw to carry out spiro union complex technical scheme through the edgewise and compare with the axletree scheme, because the lateral pressure that uses two at least screws to bear the frame compares with the lateral pressure that single axletree bore the frame and has the advantage that bears the dynamic height, and compare the installation that can also let out the installation space of fender and make things convenient for the fender with prior art.

In a further embodiment, a seal ring 34 is further fixedly installed between the damping spring 32 of the wheel damper 3 and the cylinder 31, and the seal ring 34 can prevent impurities such as dust and stones from entering the cylinder 31 to damage the guide rod.

In a further embodiment, the existing scooter can install the storage battery in the base 512 of the scooter for the safety of the storage battery, and when the storage battery needs to be replaced by the service life, the posture of the scooter needs to be adjusted or the base 512 of the scooter needs to be dismantled so as to take out the storage battery or the storage battery needs to be taken out alone for charging, the problem of complex storage battery replacement steps exists.

In order to solve the problems, the simple folding scooter further comprises a battery accommodating cavity 4 arranged at one end of the frame base 1, the battery accommodating cavity 4 is positioned at one side of the frame backrest 7 far away from the cushion 6, and a storage battery is accommodated in the battery accommodating cavity 4.

And set up and accept the back tail frame 5 of chamber 4 top at the battery, back tail frame 5 and frame base 1 can be dismantled and be connected, has still seted up at least one hole 53 that leaks in the back tail frame 5, can avoid ponding in the back tail frame 5 through the hole 53 that leaks.

In a further embodiment, the rear tail frame 5 is detachably connected with the frame base 1 through at least two pressing mechanisms 51, and the pressing mechanisms 51 are arranged on two sides of the rear tail frame 5.

Through accepting the chamber 4 with the battery and setting up in the frame back of the chair 7 one side of keeping away from cushion 6, can need not adjust the car posture of riding instead of walk or when needing the battery to take out the battery or need the battery to take out alone to charge under the circumstances that the car base 512 of riding instead of walk will be dismantled when needing to be changed the battery, solved the complicated problem of prior art battery change step.

Can dismantle the back tail frame 5 of being connected through the top setting of acceping the chamber 4 at the battery and frame base 1, can enough accept the space of chamber 4 top to the battery and effectively utilize, can protect the battery again and accept the safety of the interior battery of chamber 4, pull down back tail frame 5 when needing to be changed the battery and can change the battery, it is extravagant to have solved the battery and accepted chamber 4 top space when making things convenient for the battery to change, and the problem that battery barrier propterty is low, the ease of use of car of riding instead of walk has been improved when guaranteeing the protectiveness of battery.

In a further embodiment, the detachable connection commonly used in the prior art is realized by screwing, and the problem of troublesome operation caused by using a tool such as a wrench is solved.

In order to solve the above problem, the pressing mechanism 51 includes a connecting rod 511, a base 512 screwed with one end of the connecting rod 511, a return spring 513 and a pressing block 514 in a sleeved fit with the connecting rod 511, and an eccentric handle 515 rotatably connected with the other end of the connecting rod 511.

One end of a return spring 513 is in butt fit with the base 512, the other end of the return spring is in butt fit with the pressing block 514, and the other end of the pressing block 514 is in butt fit with the eccentric handle 515.

The connecting rod 511 penetrates through the frame base 1, one end of the base 512, which is abutted against the return spring 513, is abutted against and matched with the frame base 1, and one end of the pressing block 514, which is abutted against the return spring 513, is abutted against and matched with the rear tail frame 5.

When the eccentric side of the eccentric handle 515 is displaced toward the base 512, the pressing piece 514 is displaced toward the base 512 against the elastic force of the return spring 513, and the pressing piece 514 is in abutting fit with the rear bezel 5.

When the eccentric side of the eccentric handle 515 is displaced away from the base 512, the pressing piece 514 and the base 512 are displaced in opposite directions by the elastic force of the return spring 513.

The outer sides of the ends of the base 512 and the pressing block 514, which are abutted against the return spring 513, extend to form flanges which are abutted against and matched with the rear tail frame 5 or the frame base 1.

The eccentric handle 515 drives the pressing block 514 and the base 512 to apply clamping force to the frame base 1 and the rear tail frame 5, so that the rear tail frame 5 can be installed and detached without using tools such as a wrench, and the problem of troublesome operation in the prior art is solved.

In a further embodiment, since the abutting end of the eccentric handle 515 and the pressing piece 514 is a cambered surface, there is a problem that the eccentric handle 515 and the pressing piece 514 line abut to cause insufficient locking force.

In order to solve the above problem, hold-down mechanism 51 still includes to cup joint the complex connecting block 516 with connecting rod 511, and the one end and the briquetting 514 butt cooperation of connecting block 516, the other end and the cooperation of the rotation portion butt of eccentric handle 515, the arc wall has been seted up to connecting block 516 and rotation portion butt complex one end, and the arc of arc wall and the rotation portion of eccentric handle 515 cooperatees.

Make connecting block 516 and the cooperation of rotation portion butt through the arc matched with arc groove with the rotation portion of eccentric handle 515, can make connecting block 516 and rotation portion face butt, solved eccentric handle 515 and briquetting 514 line butt and lead to the not enough problem of locking force.

In a further embodiment, the rear frame 5 is provided with two insertion grooves 52 at two sides thereof, and the insertion grooves 52 are inserted and matched with the pressing mechanism 51.

The rear frame 5 can be easily attached and detached by the insertion groove 52.

In a further embodiment, the scooter convenient for replacing the storage battery further comprises a support frame fixedly connected with the two sides of the frame base 1, and the rear tail frame 5 is detachably connected with the support frame.

In a further embodiment, the existing frame base 1 is fixedly connected with the seat cushion 6 through screws, so that the seat cushion 6 is not convenient to replace, and the problem of inconvenience in use for an incontinent user exists.

In order to solve the problems, the simple folding scooter further comprises at least two supporting beams 11 arranged at the top end of the frame base 1, and the supporting beams 11 are arranged in parallel or in an X-shaped cross manner.

And with supporting beam 11 joint complex cushion 6, the bottom fixed mounting of cushion 6 has two at least joint pieces 61, and the C-shaped groove has been seted up to one side of joint piece 61, and supporting beam 11 accepts at the C-shaped inslot, and joint piece 61 is made by elastic material such as nylon or rubber or plastics material, and the elasticity that utilizes elastic material resets and can accomplish the joint and the dismantlement of cushion 6, the further change step of cushion 6 that has simplified.

Through the clamping fit of the supporting beam 11 and the seat cushion 6, the seat cushion 6 can be conveniently replaced, and the problem that an incontinent user is inconvenient to use is solved.

In a further embodiment, the folding limit of the limit device 8 for the existing folding scooter is that two independent limit devices 8 are respectively arranged on two sides of the scooter, when the angle of the seat back needs to be adjusted, two hands are needed to pull the two limit devices 8 in opposite directions simultaneously, and at the moment, other people are needed to assist in adjusting the angle of the seat back of the scooter, so that the problem of complex operation exists.

In order to solve the above problems, the simplified foldable scooter further comprises limiting plates 12 fixedly mounted on two sides of the frame base 1.

The two sides of the frame backrest 7 are fixedly provided with rotating plates 13.

And the limiting device 8 is fixedly installed between the two rotating plates 13, one end of each limiting plate 12 is rotatably connected with the corresponding rotating plate 13, the limiting device 8 is in insertion fit with the other end of each limiting plate 12, and the limiting device 8 makes reciprocating linear motion between the two limiting plates 12.

Through a stop device 8 of fixed mounting between two rotor plates 13, only need one-hand control stop device 8 can adjust the folding of back of the chair angle realization car of riding instead of walk when using, solved prior art and need the adjustment of other people's supplementary car back of the chair angle of riding instead of walk, there is the problem of the operation complicacy.

In a further embodiment, the position limiting device 8 includes a position limiting seat 81 fixedly connected to the rotating plate 13, in this embodiment, the position limiting seat 81 and the rotating plate 13 are fixedly connected by welding, and in actual production, the position limiting seat may also be produced by a screwing or mold integral molding process.

And the inserting shaft 82 is in inserting fit with the limiting seat 81 and the limiting plate 12.

And the elastic component 83 is in butt fit with the inserting shaft 82 and the limiting seat 81.

And a rope 84 fixedly connected with the inserting shaft 82 by sequentially passing through the limiting seat 81 and the elastic component 83.

When the angle of the backrest needs to be adjusted, a user pulls the rope 84 with one hand to make the insertion shaft 82 move towards the center plane of the scooter by overcoming the elasticity of the elastic component 83;

when the frame back 7 and the frame base 1 reach the preset angle, the user loosens the insertion shaft 82 of the rope 84 to be inserted and matched with the limit plate 12 by the elastic force of the elastic component 83.

In a further embodiment, the end of the retainer plate 12 away from the frame back 7 is further provided with a chamfer 121, the chamfer 121 is located at the opposite side of the two retainer plates 12, when the insertion shaft 82 is displaced from the end of the retainer plate 12 away from the frame back 7 towards the frame back 7, the insertion shaft 82 is in abutting fit with the chamfer 121, and the chamfer 121 guides the insertion shaft 82.

The chamfered portion 121 guides the insertion shaft 82 when the insertion shaft 82 enters the stopper plate 12 from the outside, and the insertion shaft 82 can enter the stopper plate 12 without pulling the cord 84, thereby further simplifying the operation procedure.

In a further embodiment, one end of the insertion shaft 82 close to the position limiting plate 12 is further chamfered or rounded, and when the chamfered portion 121 guides the insertion shaft 82, the insertion shaft 82 is in abutting fit with the chamfered portion 121 through the chamfer or the rounded.

In a further embodiment, a stopper 122 is further fixedly mounted on the end of the position limiting plate 12 close to the frame backrest 7, and when the rotating plate 21 is displaced to a predetermined angle, the rotating plate 13 is in abutting engagement with the stopper 122.

The stopper 122 can prevent the insertion shaft 82 from being matched with the limit plate 12 in an inserted manner when the frame backrest 7 is adjusted, so that the angle between the frame backrest 7 and the upper surface of the frame base 1 exceeds a preset value, and the use safety of the scooter is further improved.

In a further embodiment, the controller 92 of the conventional scooter is fixedly connected to one of the armrests, and the scooter is used by the elderly or disabled, which are inconvenient to move, and the problem that the scooter cannot be used when the user is used by hands or can not use the hands on the same side of the controller 92 occurs.

In order to solve the problems, the simple folding scooter also comprises armrest frames 9 which are fixedly arranged on the two sides of the frame base 1 or the frame back 7.

A mounting seat 91 detachably connected with one armrest frame 9.

The controller 92 fixedly connected to the mounting seat 91 connects the mounting seat 91 to another armrest frame 9 when the position of the controller 92 needs to be changed.

By detachably connecting the mounting seat 91 provided with the controller 92 with the armrest frame 9, when the position of the controller 92 needs to be changed, the mounting seat 91 is detached from the armrest frame 9 and then connected with another armrest frame 9, so that the problem that the scooter cannot be used when a user is used by hands or can not use hands with the controller 92 on the same side can be solved.

In a further embodiment, the mounting seat 91 is inserted into the armrest frame 9, the side surface of the armrest frame 9 is provided with at least one internal threaded seat 93, and a positioning screw which is screwed with the internal threaded seat 93 passes through the internal threaded seat 93 and the side wall of the armrest frame 9 and is abutted against or inserted into or screwed with the mounting seat 91.

When the positioning screw is in butt fit with the mounting seat 91, a side plane is further formed on one side of the mounting seat 91 inserted into the armrest frame 9, and the positioning screw is in butt fit with the side plane.

In a further embodiment, the mounting seat 91 is fixedly connected with the controller 92 of the scooter, and when one of the mounting seat 91 and the controller 92 is damaged, the mounting seat 91 and the controller 92 need to be replaced together, which causes a problem of resource waste.

In order to solve the above problem, at least one fixing screw is further disposed on a side surface of the mounting seat 91, and the fixing screw penetrates through the mounting seat 91 to be in threaded engagement with the controller 92.

Through the spiro union cooperation of set screw through mount pad 91 and controller 92, can have when one appears damaging with set screw and pull down back mount pad 91 or controller 92 alone change, avoid the wasting of resources.

In another embodiment, the connection between the mounting seat 91 and the controller 92 by the fixing screw has a problem of difficulty in replacement, which is disadvantageous to the replacement of the controller 92.

In order to solve the above problem, a plug-in groove 52 is extended from one end of the controller 92, and a pressing mechanism 51 is installed at one end of the mounting seat 91, so that the replacement method of the controller 92 is the same as that of the rear tail frame 5.

Replacement of the controller 92 can be facilitated by the hold-down mechanism 51.

In a further embodiment, a segmented lead is fixedly installed at the bottom end or inside of each armrest frame 9, the controller 92 is in plug-in fit with one end of the segmented lead, the scooter further comprises a control computer, the control computer is fixedly installed above the storage battery or in the frame base 1, a main control lead extends from the control computer, the main control lead is in plug-in fit with the other end of one segmented lead, and when the position of the controller 92 needs to be changed, the main control lead is in plug-in fit with the other segmented lead.

The circuit distribution of the scooter is further optimized, the circuit and the electric control program of the scooter can be simplified through the insertion and matching of the main control lead and the corresponding subsection lead as required, the circuit assembly difficulty and the design difficulty of the electric control program can be reduced, the production cost of the scooter is reduced, and the production and design efficiency of the scooter is improved.

In a further embodiment, the armrest frame 9 is fixedly connected with the scooter body, and a user can not easily sit in the scooter from the side.

In order to solve the above problems, the handrail of the scooter further comprises handrail support blocks 94 fixedly installed at both sides of the seat back of the scooter body, and the handrail frame 9 is rotatably connected with both sides of the seat back of the scooter body.

When a user sits in the seat, the armrest frame 9 makes a reciprocating angular displacement above the armrest support block 94.

When the user finishes sitting and starts to use the controller 92, the armrest frame 9 is in abutting fit with the armrest support block 94.

In another embodiment, the handrail of the scooter further comprises handrail support blocks 94 fixedly installed at both sides of the seat back of the body of the scooter, and the handrail frame 9 is rotatably connected with the handrail support blocks 94.

The armrest frame 9 is connected with the chair back of the scooter body in a rotating mode, so that a user can conveniently sit from the side face, the armrest frame 9 is limited through the armrest supporting block 94, and the position of the armrest frame 9 can be guaranteed, and the armrest frame 9 can be normally used.

In a further embodiment, a receiving slot is formed above the armrest support block 94, and when the user finishes sitting and starts to use the controller 92 when using the scooter, one end of the armrest frame 9 close to the backrest of the scooter body is received in the receiving slot.

One end of the handrail frame 9 is accommodated in the accommodating groove, the handrail frame 9 can be laterally limited, and the problem that the use comfort of a user is affected by shaking, hand clamping, clothes clamping and the like when the controller 92 is normally used is avoided.

In a further embodiment the handrail frame 9 is in a damping fit with the receiving slot.

Damping cooperation through handrail frame 9 and accepting groove can be further carry on spacingly to handrail frame 9, avoid appearing rocking, tong or press from both sides the problem that influence user comfort level such as clothing when normal use controller 92.

In a further embodiment, the handrail support block 94 is made of an aluminum alloy material or a nylon material or a rubber material or a plastic material.

The high-strength, low-weight and low-price material can reduce the production cost under the conditions of meeting the requirements of normal use, reducing weight and improving usability.

In a further embodiment, the handrail of the scooter further comprises a grip or a dust plug, the mounting seat 91 and the controller 92 are arranged on the handrail frame 9 on one side of the body of the scooter, and the grip or the dust plug is arranged on the handrail frame 9 on the other side.

The handle or the dust plug is arranged on the other handrail frame 9 without the controller 92, so that the function of the handrail frame 9 can be increased, the handrail frame 9 and a user can be protected, the phenomenon that dust enters the handrail frame 9 to affect the service life and the use comfort level can be avoided, and the phenomenon that the edge of the handrail frame 9 is too sharp to scratch the user can be prevented.

The using method based on the simple folding scooter comprises the following steps: s1, when the angle of the backrest needs to be adjusted, the user pulls the rope 84 with one hand to displace the insertion shaft 82 to the center plane of the scooter against the elastic force of the elastic component 83.

S2, when the frame back 7 and the frame base 1 reach the preset angle, the user loosens the insertion shaft 82 of the rope 84 to be inserted and matched with the limit plate 12 by the elastic force of the elastic component 83.

S3, when the insert shaft 82 is displaced from the end of the stopper plate 12 away from the frame back 7 toward the frame back 7, the insert shaft 82 abuts against and engages with the chamfered portion 121, and the chamfered portion 121 guides the insert shaft 82, so that the insert shaft 82 is displaced toward the center plane of the scooter against the elastic force of the elastic member 83.

The using method based on the simple folding scooter comprises the following steps: s4, when the position of the controller 92 needs to be changed, the mounting seat 91 is detached from one armrest frame 9, and then the mounting seat 91 is mounted on the other armrest frame 9.

Claims

1. A simple folding scooter is characterized by comprising: the two sides of the frame base are respectively provided with at least two mounting threaded holes;

the side surface of the fixed seat is also provided with at least two mounting through holes, the mounting threaded holes are correspondingly matched with the mounting through holes, at least two screws penetrate through the mounting through holes to be in threaded fit with the mounting threaded holes, and the fixed seat is fixedly arranged on two sides of the frame base;

the bottom end of the wheel shock absorber extends to form at least two connecting parts, the connecting parts are in inserting fit with the fixed seat, and the fixed seat guides the wheel shock absorber;

the limiting plates are fixedly arranged on two sides of the frame base;

the two sides of the frame backrest are fixedly provided with rotating plates;

the limiting device is fixedly arranged between the two rotating plates, one end of the limiting plate is rotatably connected with the rotating plates, the limiting device is in inserting fit with the other end of the limiting plate, and the limiting device makes reciprocating linear motion between the two limiting plates;

the limiting device comprises a limiting seat which is fixedly connected with the rotating plate;

the inserting shaft is in inserting fit with the limiting seat and the limiting plate;

the elastic component is in butt fit with the inserting shaft and the limiting seat;

the rope sequentially penetrates through the limiting seat and the elastic assembly to be fixedly connected with the inserting shaft;

when the insertion shaft moves from one end of the outer side of the limiting plate, which is far away from the frame chair back, to the frame chair back, the insertion shaft is in butt fit with the chamfering part, and the chamfering part guides the insertion shaft;

the limiting plate is fixedly provided with a stop block at one end close to the frame chair back, and when the rotating plate is displaced to a preset angle, the rotating plate is in butt fit with the stop block.

2. The simple folding scooter according to claim 1, further comprising a battery receiving cavity disposed at one end of the frame base, wherein the battery receiving cavity is located at a side of the frame backrest away from the seat cushion, and the battery receiving cavity receives a battery therein;

the back tail frame sets up and accepts the chamber top at the battery, back tail frame and frame base can be dismantled and be connected.

3. The simplified foldable mobility scooter as claimed in claim 1, further comprising at least two support beams disposed at the top end of the frame base;

the cushion cooperates with a supporting beam joint, the bottom fixed mounting of cushion has two at least joint pieces, the C-shaped groove has been seted up to one side of joint piece, a supporting beam is acceptd at the C-shaped inslot.

4. The simple folding scooter according to claim 1, further comprising armrest frames fixedly mounted on both sides of the frame base or the frame backrest;

the mounting seat is detachably connected with a handrail frame;

and the controller is fixedly connected with the mounting seat, and when the position of the controller needs to be changed, the mounting seat is connected with the other armrest frame.

5. The method for using the simplified foldable scooter according to claim 1, comprising: s1, when the angle of the chair back needs to be adjusted, a user pulls the rope with one hand to make the insertion shaft move towards the center plane of the scooter by overcoming the elasticity of the elastic component;

s2, when the frame back and the frame base reach a preset angle, the user loosens the rope inserting shaft to be inserted and matched with the limit plate under the elasticity of the elastic component;