Carrier

Abstract

The utility model discloses a carrier relates to carrying device technical field, wherein the carrier includes frame, armrest subassembly and seat subassembly, and armrest subassembly and seat subassembly are spaced apart on the frame along first horizontal direction and can be respectively and movably arranged relative to the frame, and on the moving stroke of armrest subassembly, the seat subassembly is equipped with the armrest subassembly on the first horizontal direction and the seat subassembly is equipped with the seat subassembly on the second horizontal direction. The armrest assembly is provided with a first folding position capable of being stored on the frame and a first unfolding position standing on the frame, and in the moving stroke of the seat assembly, the seat assembly is provided with a second folding position capable of being stored on the frame and a second unfolding position supported on the frame. By arranging the armrest assembly, a user can control the carrier to steer, meanwhile, the armrest assembly and the seat assembly are movably arranged relative to the frame, the structure of the seat assembly and the armrest assembly can be simplified, and therefore the problem that time and labor are wasted when an existing electric vehicle is folded or unfolded is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a carrying device technical field, especially a kind of carrier. BACKGROUND

[0002] Current carrying device (for example electric vehicle) to facilitate storage and handling, usually can be folded.But the existing electric vehicle complex structure, more associated mechanism is retracted and opened, so that electric vehicle is folded or opened when time-consuming and labor-consuming, user experience is poor. UTILITY MODEL CONTENTS

[0003] The utility model discloses a carrier, to solve the existing electric vehicle in folding or opening time-consuming and labor-consuming, the problem of poor user experience.

[0004] To achieve the above-mentioned purpose, the utility model provides a carrier, comprising:

[0005] Frame;And,

[0006] Handrail assembly and seat assembly, interval is set on the frame along the first horizontal direction, and the handrail assembly and the seat assembly can be respectively set to the frame, in the active stroke of the handrail assembly, the handrail assembly has the first folding position that can be received on the frame and the first unfolded position that stands on the frame, in the active stroke of the seat assembly, the seat assembly has the second folding position that can be received on the frame and the second unfolded position that supports on the frame.

[0007] In an embodiment, the carrier further includes mounting and steering wheel, the mounting is rotatably installed on the frame around the axis extending upwards and downwards, the steering wheel is rotatably installed on the lower end of the mounting, the lower end of the handrail assembly is provided with a combination part, the combination part is combined with the mounting to drive the mounting to rotate;And / or,

[0008] The handrail assembly is rotatably arranged on the frame, so that the height of the handrail assembly can be adjusted when the handrail assembly is located in the first unfolded position.

[0009] In an embodiment, the handrail assembly comprises:

[0010] A sleeve rod assembly is provided corresponding to the mounting member, the sleeve rod assembly comprising an outer sleeve rod and a handrail rod, a lower end of the outer sleeve rod being rotatably mounted to the frame about a second horizontal axis, the handrail rod being rotatably arranged in the outer sleeve rod and having a coupling portion at a lower end thereof, the sleeve rod assembly having an upright state and a folding state in which the sleeve rod assembly is folded towards the frame, at least in the upright state, the coupling portion is coupled to the mounting member to enable the mounting member to be driven to rotate; and

[0011] A handlebar is provided at an upper end of the handrail rod.

[0012] In an embodiment, the vehicle further comprises a first support member, one end of the first support member being movably connected to the handrail assembly and the other end of the first support member being movably connected to the frame, and a span of the first support member in a first horizontal direction is adjustably arranged.

[0013] In an embodiment, the first support member comprises a first support rod and a second support rod, one end of the first support rod being hingedly connected to the outer sleeve rod, one end of the second support rod being hingedly connected to the other end of the first support rod and the other end of the second support rod being hingedly connected to the frame, wherein one end of the first support rod and the second support rod corresponding to each other is provided with a limiting portion and a matching portion, when the first support rod and the second support rod are co-linearly rotated, the limiting portion and the matching portion are oppositely arranged in an up-down direction and abutted; and / or,

[0014] The frame comprises a frame body and a sliding member, a position of the sliding member in a first horizontal direction is adjustably arranged, wherein the two ends of the first support member are respectively hingedly connected to the handrail assembly and the sliding member.

[0015] In an embodiment, the seat assembly comprises a folding support frame and a seat, one end of the folding support frame being connected to the frame, the folding support frame being foldably arranged in an up-down direction, and the seat being supported on the folding support frame; and / or,

[0016] When the seat assembly is in the second unfolded position, a height of the seat assembly is adjustable.

[0017] In an embodiment, the frame comprises a frame body, and a first wheel assembly and a second wheel assembly are spaced apart along a first horizontal direction of the frame body, the second wheel assembly being movably mounted to the frame body along the first horizontal direction, one end of the folding support frame being connected to the second wheel assembly, and during the process of the seat assembly being converted from the first unfolded position to the second folded position, the second wheel assembly is driven to move relative to the frame body.

[0018] In an embodiment, the folding support frame comprises:

[0019] two support rods hingedly connected in the middle, upper ends of the two support rods being hingedly connected with the seat and being slidably arranged in directions of approaching and distancing each other, lower ends of the two support rods being hingedly connected with the frame and being slidably arranged in directions of approaching and distancing each other; and

[0020] a locking structure arranged between the hinged connection of the two support rods, or between the slidably arranged upper ends of the two support rods and the seat, or between the slidably arranged lower ends of the two support rods and the frame;

[0021] a lower end of one of the support rods is mounted on the frame through a movable member, the movable member is movably mounted on the frame in a first direction, and the movable member comprises the second wheel assembly;

[0022] the frame is provided with a mounting slot extending in the first direction;

[0023] an upper end of one of the support rods is slidably mounted on the mounting slot through a rotating part and can rotate around the mounting slot.

[0024] In an embodiment, the frame further comprises a frame body, and a first wheel assembly and a second wheel assembly which are arranged on the frame body in a first horizontal direction, the first wheel assembly corresponds to the armrest assembly, wherein:

[0025] a wheel diameter of the first wheel assembly is greater than a wheel diameter of the second wheel assembly; and / or,

[0026] at least one of the first wheel assembly and the second wheel assembly comprises a steering wheel.

[0027] In an embodiment, the vehicle comprises an electric vehicle.

[0028] The utility model discloses a technical scheme, when the carrier needs to be accomodated or carried, respectively with the handrail subassembly is moved to the first folding position, and the seat subassembly is moved to the second folding position to make the handrail subassembly with the seat subassembly can be folded on the frame to accomodate or carry, when the carrier needs to be used, respectively with the handrail subassembly is moved to the first unfolding position, and the seat subassembly is moved to the second unfolding position to make the handrail subassembly with the seat subassembly is upright on the frame to make the user drive the carrier, like this, by setting up the frame to accomodate the handrail subassembly with the seat subassembly, by setting up the handrail subassembly to make the user can control the carrier steering, and by setting up the seat subassembly to make the user ride, and the handrail subassembly with the seat subassembly is respectively opposite the frame and is movably arranged, is favorable to the structure of the seat subassembly and handrail subassembly is simplified, and the user is convenient to open or fold the handrail subassembly and seat subassembly alone, thereby solve the existing electric vehicle when folding or opening time -consuming and laborious, and the user experience is poor. BRIEF DESCRIPTION OF DRAWINGS

[0029] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will briefly introduce the drawing needed to be used in the embodiment or prior art description, obviously, the drawing in the following description only some embodiments of the utility model, for ordinary skilled person in the art, under the premise of not paying creative labor, still can obtain other drawings according to the structure shown in these drawings.

[0030] Figure 1 The utility model provides the three-dimensional structure schematic diagram of an embodiment of carrier;

[0031] Figure 2 For Figure 1 The local enlarged view of A in the middle;

[0032] Figure 3 For Figure 1 The local enlarged view of B in the middle;

[0033] Figure 4 For Figure 1 The three-dimensional structure schematic diagram of the carrier (handrail subassembly is in the first unfolding position, and seat subassembly is in the second unfolding position) in the middle;

[0034] Figure 5 For Figure 1 The three-dimensional structure schematic diagram of the carrier (handrail subassembly is in the first folding position, and seat subassembly is in the second folding position) in the middle;

[0035] Figure 6 For Figure 1A three-dimensional structural diagram of the vehicle (with the armrest assembly in the first folded position and the seat assembly in the second folded position) from another angle;

[0036] Figure 7 for Figure 1 A side view of the vehicle (with the armrest assembly in the first deployed position and the seat assembly in the second deployed position);

[0037] Figure 8 for Figure 1 A side view of the vehicle (with the armrest assembly moving toward the first folding position and the seat assembly in the second folding position);

[0038] Figure 9 for Figure 1 A side view of the vehicle (with the armrest assembly in the first folded position and the seat assembly in the second folded position).

[0039] Explanation of icon numbers:

[0040] 100. Vehicle; 1. Frame; 11. Frame body; 12. Sliding component; 2. Handrail assembly; 21. Sleeve assembly; 211. Outer sleeve; 212. Handrail bar; 213. Joint; 22. Handlebar; 23. First support component; 231. First strut; 2311. Limiting part; 232. Second strut; 2321. Fitting part; 3. Seat assembly; 31. Folding support frame; 311. Support rod; 32. Seat; 321. Mounting slot; 33. Moving component; 41. Mounting component; 42. Steering wheel; 51. First wheel; 52. Second wheel.

[0041] The realization of the purpose, functional features and advantages of this utility model will be further explained in conjunction with the embodiments and with reference to the accompanying drawings. Detailed Implementation

[0042] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the scope of protection of the present utility model.

[0043] It should be noted that if the embodiments of this utility model involve directional indicators (such as up, down, left, right, front, back, etc.), the directional indicators are only used to explain the relative positional relationship and movement of the components in a specific posture. If the specific posture changes, the directional indicators will also change accordingly.

[0044] In addition, if the description of "first", "second" and the like is involved in the embodiments of the present application, the description of "first", "second" and the like is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can be explicitly or implicitly included at least one of the features. In addition, if "and / or" or "and / or" appears throughout the text, it means that the three parallel schemes are included, for example, "A and / or B" includes A scheme, or B scheme, or A and B scheme. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of ordinary skilled in the art, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, and is not within the protection scope required by the present application.

[0045] At present, in order to facilitate storage and transportation, the carrying device (such as electric vehicle) can be folded generally. However, the existing electric vehicle structure is complex, the seat is usually associated with the armrest, and when the seat is folded or opened, the armrest is synchronized with the folding and opening through the associated mechanism, so that the electric vehicle is time-consuming and laborious when folding or opening, and the user experience is poor.

[0046] The cause of the above problem can be analyzed that the seat in the existing electric vehicle is associated with the armrest, and when the seat is folded or opened, the armrest is also synchronized with the folding or opening, which leads to the time-consuming and laborious of the electric vehicle when folding or opening. In order to solve the problem of time-consuming and laborious of the electric vehicle when folding or opening, the structure of the electric vehicle can be improved, so that the seat and the armrest are separated, and the seat and the armrest can be moved respectively, so that the user can fold or open the seat or the armrest respectively.

[0047] Based on this, the present application provides a kind of carrier, to solve the problem of time-consuming and laborious of the existing electric vehicle when folding or opening, and the user experience is poor. Among them, Figures 1 to 9 The structure diagram of the carrier provided by the present application is shown.

[0048] Please refer to Figure 1 , Figures 4 to 6 In an embodiment of the present application, the carrier 100 includes a frame 1, an armrest assembly 2 and a seat assembly 3, the armrest assembly 2 and the seat assembly 3 are spaced apart along the first horizontal direction on the frame 1, and can be respectively arranged movably relative to the frame 1, on the movable stroke of the armrest assembly 2, the armrest assembly 2 has a first folding position capable of being accommodated on the frame 1 and a first unfolded position standing on the frame 1, on the movable stroke of the seat assembly 3, the seat assembly 3 has a second folding position capable of being accommodated on the frame 1 and a second unfolded position supported on the frame 1.

[0049] It should be noted that the first horizontal direction has a plurality of directions, for example, the first horizontal direction can be left-right direction, or front-back direction, etc., and the utility model does not make limitation to this, specifically, the first horizontal direction is the length direction of the frame 1. The handrail assembly 2 and the seat assembly 3 can be respectively movably arranged relative to the frame 1, which means that the handrail assembly 2 and the seat assembly 3 can be independently movable, for example, when the handrail assembly 2 is in the first folding position or the first unfolding position, the seat assembly 3 can be in any movable position, and similarly, when the seat assembly 3 is in the second folding position or the second unfolding position, the handrail assembly 2 can also be in any movable position, that is, the movement of the handrail assembly 2 and the seat assembly 3 is not related. Further, the height of the first unfolding position can be fixedly arranged or can be adjusted along the up-down direction, and the utility model does not make limitation to this, and similarly, the height of the second unfolding position can be fixedly arranged or can be adjusted along the up-down direction, and the utility model does not make limitation to this.

[0050] It should be noted that when the user needs to use the carrier 100, the handrail assembly 2 is moved to the first unfolding position, so that the user can control the steering wheel 42, and at the same time, the seat assembly 3 is moved to the second unfolding position, which is convenient for the user to ride, as shown in Figure 7 It should be noted that when the user needs to use the carrier 100, the handrail assembly 2 is moved to the first unfolding position, so that the user can control the steering wheel 42, and at the same time, the seat assembly 3 is moved to the second unfolding position, which is convenient for the user to ride, as shown in Figure 8 It should be noted that when the user needs to use the carrier 100, the handrail assembly 2 is moved to the first unfolding position, so that the user can control the steering wheel 42, and at the same time, the seat assembly 3 is moved to the second unfolding position, which is convenient for the user to ride, as shown in Figure 9 It should be noted that when the user needs to use the carrier 100, the handrail assembly 2 is moved to the first unfolding position, so that the user can control the steering wheel 42, and at the same time, the seat assembly 3 is moved to the second unfolding position, which is convenient for the user to ride, as shown in

[0051] The utility model discloses a technical scheme, when the carrier 100 needs to be stored or carried, respectively with the handrail subassembly 2 activity to the first folding position, and the seat subassembly 3 activity to the second folding position, to make the handrail subassembly 2 with the seat subassembly 3 can be folded on the frame 1, so as to store or carry, when the carrier 100 needs to use, respectively with the handrail subassembly 2 activity to the first unfolding position, and the seat subassembly 3 activity to the second unfolding position, to make the handrail subassembly 2 with the seat subassembly 3 straight up on the frame 1, so that the user drives the carrier 100, in this way, by setting up the frame 1, so as to bear the handrail subassembly 2 with the seat subassembly 3, by setting up the handrail subassembly 2, so that the user can control the carrier 100 to turn, and by setting up the seat subassembly 3, so that the user sits, and the handrail subassembly 2 with the seat subassembly 3 respectively relative to the frame 1 activity setting, be favorable to the structure of the seat subassembly 3 with handrail subassembly 2 simplifies, and the user is convenient individually opens or folds the handrail subassembly 2 with seat subassembly 3, thereby solve the existing electric vehicle when folding or opening time-consuming and laborious, the user experience is poor Problem.

[0052] In an embodiment of the utility model, please refer to Figure 1 And Figure 2 The carrier 100 further includes a mounting member 41 and a steering wheel 42, the mounting member 41 is rotatably mounted on the frame 1 about an up-down extending axis, the steering wheel 42 is rotatably mounted on the lower end of the mounting member 41 along a horizontal rotation shaft, the lower end of the handrail subassembly 2 is provided with a coupling portion 213, the coupling portion 213 is combined with the mounting member 41 to drive the mounting member 41 to rotate, in this way, by setting the mounting member 41 and the steering wheel, the carrier 100 can turn, and by setting the coupling portion 213, the handrail subassembly 2 and the mounting member 41 are combined, so that the handrail subassembly 2 can drive the steering wheel 42 to turn.

[0053] It should be noted that the coupling portion 213 has multiple types, for example, it can be a cross shaft type universal joint, or a ball cage type universal joint, etc., as long as it can transmit torque to make the mounting member 41 rotate, the utility model does not limit this.

[0054] In an embodiment of the utility model, the handrail subassembly 2 is rotatably arranged on the frame 1, so that when the handrail subassembly 2 is located at the first unfolding position, the height of the handrail subassembly 2 is adjustable, in this way, in order to adjust the height of the first unfolding position, the user can adjust the height of the handrail subassembly 2 as needed, thereby helping to improve the user experience of the carrier 100.

[0055] Further, the handrail assembly 2 comprises a sleeve rod assembly 21 and a handlebar 22, the sleeve rod assembly 21 is arranged corresponding to the mounting member 41, the sleeve rod assembly 21 comprises an outer sleeve rod 211 and a handrail rod 212, the lower end of the outer sleeve rod 211 is rotatably mounted on the frame 1 around a second horizontal axis, the handrail rod 212 is rotatably arranged in the outer sleeve rod 211, and the lower end of the handrail rod 212 is provided with a connecting part 213, the sleeve rod assembly 21 has an upright state and a folding state folded towards the frame 1 in the rotation stroke of the outer sleeve rod 211, at least in the upright state, the connecting part 213 is combined with the mounting member 41 to drive the mounting member 41 to rotate, the handlebar 22 is arranged at the upper end of the handrail rod 212, when the handrail assembly 2 needs to be folded, the outer sleeve rod 211 is rotated to make the sleeve rod assembly 21 in the folding state, so that the handrail assembly 2 can be folded on the frame 1, when the handrail assembly 2 needs to be used, the outer sleeve rod 211 is rotated to make the sleeve rod assembly 21 in the upright state, so that the handrail assembly 2 is upright on the frame 1, at this time, the handrail rod 212 is connected with the mounting member 41 through the connecting part 213, so that the handrail rod 212 can control the steering wheel 42 to steer, in this way, by arranging the mounting member 41 to mount the steering wheel 42, the steering wheel 42 can rotate around the axis extending in the up-down direction, by arranging the outer sleeve rod 211 to arrange the handrail rod 212, by arranging the handrail rod 212 to make the handlebar 22 connect with the steering wheel 42, and by the movement of the outer sleeve rod 211, the handrail assembly 2 can be folded on the frame 1 for convenient storage, and can be upright on the frame 1 for convenient control of the movement of the steering wheel 42.

[0056] It should be noted that the second horizontal direction can be front-back direction, left-right direction or the like, but the second horizontal direction needs to be perpendicular to the first horizontal direction, for example, the first horizontal direction is front-back direction, the second horizontal direction is left-right direction, or the first horizontal direction is left-right direction, the second horizontal direction is front-back direction, and the like, the utility model does not make limitation to this, specifically, the second horizontal direction is the width direction of the frame 1. In addition, the upright state can be a direction parallel to the up-down direction, or an inclined direction with a certain angle with the up-down direction, and the utility model does not make limitation to this.

[0057] Please refer to Figure 1 , Figures 4 to 6The carrier 100 further comprises a first support 23, one end of which is movably connected to the handrail assembly 2 and the other end of which is movably connected to the frame 1, and the span of the first support 23 in the first horizontal direction is adjustably arranged, so that the first support 23 is arranged to connect the outer sleeve rod 211 and the frame 1 to support the handrail assembly 2, and the span of the first support 23 in the first horizontal direction is adjustable, so that the distance between the outer sleeve rod 211 and the frame 1 is adjustable, so that the first support 23 can support the handrail assembly 2 without affecting the folding of the handrail assembly 2 on the frame 1.

[0058] It should be noted that the first support 23 can be slidably connected to the handrail assembly 2 and the frame 1, or can be hingedly connected, and the present application does not limit this.

[0059] In an embodiment of the present application, referring to Figure 5 、 Figure 8 and Figure 9 , the first support 23 comprises a first support rod 231 and a second support rod 232, one end of the first support rod 231 is hingedly connected to the outer sleeve rod 211, one end of the second support rod 232 is hingedly connected to the other end of the first support rod 231, and the other end of the second support rod 232 is hingedly connected to the frame 1, wherein one end of the first support rod 231 and the second support rod 232 corresponding to each other is provided with a limiting portion 2311 and a matching portion 2321, when the first support rod 231 and the second support rod 232 rotate in a line, the limiting portion 2311 and the matching portion 2321 are opposite and abutted in the up-down direction, when the first support 23 needs to support the handrail assembly 2, the first support rod 231 and the second support rod 232 are downwardly rotated to be in line, so that the limiting portion 2311 and the matching portion 2321 are abutted to limit the downward rotation of the first support rod 231 and the second support rod 232, so that the first support rod 231 and the second support rod 232 can support the handrail assembly 2, when the first support 23 does not need to support the handrail assembly 2, the first support rod 231 and the second support rod 232 are upwardly rotated, so that the limiting portion 2311 and the matching portion 2321 are separated, so that the first support rod 231 and the second support rod 232 can be folded to change the length of the first support 23, so that the handrail assembly 2 can be folded towards the frame 1, so that the first support rod 231 and the second support rod 232 are hingedly connected, so that the first support 23 can support the handrail assembly 2, and the handrail assembly 2 can be moved towards the frame 1 to the first folding position.

[0060] It should be noted that the material of the first support rod 231 and the second support rod 232 is various, for example, can be metal material such as iron, aluminum alloy, or polymer material such as plastic, as long as the strength requirement can be met, and the utility model does not make limitation.

[0061] It should be noted that the first support rod 231 and the second support rod 232 are various, for example, can be metal material such as iron, aluminum alloy, or polymer material such as plastic, as long as the strength requirement can be met, and the utility model does not make limitation.

[0062] In an embodiment of the utility model, please refer to Figure 1 and Figure 3 , one of the limiting part 2311 and the cooperation part 2321 is a limiting convex part, and the other is a cooperation concave part, the limiting convex part protrudes one end of one of the first support rod 231 and the second support rod 232, and the cooperation concave part is arranged on the upper side of the other of the first support rod 231 and the second support rod 232, so that the limiting convex part and the cooperation concave part are arranged to cooperate with each other to limit the downward rotation of the first support rod 231 and the second support rod 232 when the first support rod 231 and the second support rod 232 are collinear, so that the first support rod 231 and the second support rod 232 can support the handrail assembly 2.

[0063] It should be noted that the limiting part 2311 and the cooperation part 2321 are various, in other embodiments, the limiting part 2311 and the cooperation part 2321 can also be limiting arms that can abut each other, as long as the relative rotation of the first support rod 231 and the second support rod 232 can be limited, and the utility model does not make limitation.

[0064] In an embodiment of the utility model, please refer to Figure 1 , Figure 5 and Figure 6The vehicle frame 1 comprises a frame body 11 and a sliding piece 12, the position of the sliding piece 12 is adjustable in a first horizontal direction, wherein the two ends of the first support piece 23 are respectively hingedly connected with the armrest assembly 2 and the sliding piece 12, so that the position of the first support piece 23 on the vehicle frame 1 is adjustable in the first horizontal direction by adjusting the position of the sliding piece 12, so that the span of the first support piece 23 in the first horizontal direction is adjustable, on the one hand, the first support piece 23 can support the armrest assembly 2, on the other hand, it does not affect the folding of the armrest assembly 2, so that the armrest assembly 2 can be moved to the first folding position close to the vehicle frame 1.

[0065] In an embodiment of the utility model, please refer to Figures 7 to 9 The seat assembly 3 comprises a folding support frame 31 and a seat 32, one end of the folding support frame 31 is connected to the vehicle frame 1, the folding support frame 31 is foldable in the up-down direction, and the seat 32 is supported on the folding support frame 31, when the seat assembly 3 needs to be folded, the folding support frame 31 is operated to move downwards, so that the seat 32 can be moved to the second folding position close to the vehicle frame 1, so that the seat assembly 3 is folded on the vehicle frame 1, which is convenient for storage, when the seat assembly 3 needs to be used, the folding support frame 31 is operated to move upwards, so that the seat 32 is moved to the second unfolded position away from the vehicle frame 1, so that the seat assembly 3 is erected on the vehicle frame 1, which is convenient for people to ride, so that the height of the seat 32 is adjusted by the movement of the folding support frame 31, so that the seat assembly 3 can be switched between the second folding position and the second unfolded position, which is convenient for riding and storage.

[0066] It should be noted that the seat 32 is mainly used for users to ride, and needs to have a certain strength, and the material can be various, for example, can be metal materials such as iron and steel, or high polymer materials such as plastic, as long as the strength requirement is met, the utility model is not limited. Further, the shape of the seat 32 can be various, which can be circular, rectangular, polygonal or the like, and the utility model is not limited.

[0067] In an embodiment of the utility model, when the seat assembly 3 is in the second unfolded position, the height of the seat assembly 3 is adjustable, so that the height of the seat assembly 3 can be adjusted according to the needs of the user by adjusting the height of the second unfolded position, thereby helping to improve the user experience of the vehicle 100. It can be understood that the heights of the seat assembly 3 and the armrest assembly 2 can be adjusted separately.

[0068] In an embodiment of the utility model, the frame includes frame main body 11, and first wheel assembly 51 and second wheel assembly 52 are arranged at the frame main body 11 along the first horizontal direction, the second wheel assembly 52 is movably installed on the frame main body 11 along the first horizontal direction, the folding support frame 31 is connected to the second wheel assembly 52 at one end, the seat assembly 3 is driven to move the second wheel assembly 52 relative to the frame main body 11 during the process of being converted from the first unfolded position to the second folded position, and thus the folding support frame 31 is driven to move by the sliding of the second wheel assembly 52, so that the seat 32 can be switched between the second folded position and the second unfolded position.

[0069] Further, in an embodiment, the folding support frame 31 includes two support rods 311 hingedly connected in the middle and a locking structure (not shown in the figure), the upper ends of the two support rods 311 are hingedly connected to the seat 32 and can be slidably arranged in the direction of approaching and moving away from each other, the lower ends of the two support rods 311 are hingedly connected to the frame 1 and can be slidably arranged in the direction of approaching and moving away from each other, and the locking structure is arranged between the hingedly connected two support rods 311, or between the upper ends of the two support rods 311 slidably arranged and the seat 32, or between the lower ends of the two support rods 311 slidably arranged and the frame 1, when the seat assembly 3 needs to be used by a user, the upper ends and the lower ends of the two support rods 311 can slide in the direction of approaching each other, so that the seat 32 moves upward, and after the seat assembly 3 moves to the first unfolded position, the locking structure locks the two support rods 311 to lock the seat assembly 3 in the first unfolded position, when the seat assembly 3 needs to be folded, the locking structure releases the locking of the two support rods 311, so that the upper ends and the lower ends of the two support rods 311 can slide in the direction of moving away from each other, so that the seat assembly 3 moves downward to the first folded position, so that the seat 32 is folded on the frame 1, thus, by sliding the two support rods 311, the seat 32 can move upward and downward, so as to adjust the height of the seat 32 as needed, and the locking structure is arranged to fix the seat 32 at a set height, which is convenient for a user to ride.

[0070] It needs to be explained that the support rod 311 is mainly used for bearing load, and needs to have certain strength and hardness, and the material thereof is various, for example, can be metal material such as iron and steel, can be high polymer material such as plastic, as long as the strength and hardness requirements can be met, the utility model does not make limitation to this. Further, the shape of the two support rods 311 is various, for example, can be circular, can be rectangular, can be one circular and the other rectangular, and the utility model does not make limitation to this. In particular, the cross-sectional area of the two support rods 311 can be same or different, and can be adjusted according to the need, and the utility model does not make limitation to this.

[0071] It also needs to be explained that the locking structure setting mode is various, can be arranged between the upper end of the two support rods 311 and the seat 32, can be arranged at the hinge of the two support rods 311, and can be arranged between the lower end of the two support rods 311 and the vehicle frame 1, as long as the relative sliding of the two support rods 311 can be limited, the utility model does not make limitation to this.

[0072] Further, the two support rods 311 include a first support rod 311 and a second support rod 311, the first support rod 311 is arranged two, the two first support rods 311 are arranged in the second horizontal direction, and the second support rod 311 is arranged between the two first support rods 311, so that by arranging the two first support rods 311, the width of the vehicle frame 1 can be matched, and the stability of the folding support frame 31 can be improved, so that the folding support frame 31 can bear greater load. Of course, in other embodiments, the second support rod 311 can also be arranged two, and the utility model does not make limitation to this.

[0073] In an embodiment of the utility model, please refer to Figures 7 to 8One lower end of the support rod 311 is installed on the frame 1 through a movable piece 33, the movable piece 33 is movably installed on the frame 1 along a first direction, wherein the movable piece includes the second wheel assembly 52, when the seat assembly 3 needs to be folded, the movable piece 33 moves away from the frame 1, so that the two ends of the two support rods 311 move away from each other, so that the seat 32 can move towards the frame 1, so that the seat assembly 3 can be moved to the second folding position, when the seat assembly 3 needs to be seated, the movable piece 33 moves towards the frame 1, so that the two ends of the two support rods 311 move close to each other, so that the seat 32 can move away from the frame 1, so that the seat assembly 3 can be moved to the second unfolded position, in this way, through the movement of the movable piece 33, the seat assembly 3 can be switched between the second unfolded position and the second folding position, which is convenient for folding and storage, and can also be used by the user.

[0074] It should be noted that, in order to lock the seat 32 on the frame 1, in the embodiment, the frame 1 is provided with a plurality of fixed holes in the first horizontal direction, the movable piece 33 is provided with a through hole, and the locking structure includes a fixed pin, the fixed pin can be arranged in the through hole after being selectively arranged through the fixed holes in different positions, so that the position of the movable piece 33 in the first horizontal direction can be adjusted.

[0075] In an embodiment of the utility model, please refer to Figure 7 And Figure 8 The seat 32 is provided with a mounting groove 321 extending along a first direction, one upper end of the support rod 311 is slidably installed on the mounting groove 321 through a rotating part, and can rotate around the mounting groove 321, in this way, by arranging the mounting groove 321, the upper ends of the two support rods 311 can move close to or away from each other, so that the height of the seat 32 can be adjusted up and down, so that the seat assembly 3 can be switched between the second unfolded position and the second folding position.

[0076] In an embodiment of the utility model, the frame 1 still includes frame main body 11 and first wheel assembly 51 and second wheel assembly 52 are arranged in the first horizontal direction interval in frame main body 11, first wheel assembly 51 is arranged corresponding to handrail assembly 2, wherein the wheel diameter of first wheel assembly 51 is greater than the wheel diameter of second wheel assembly 52, because second wheel assembly 52 is only used to assist the movement of carrier 100, and first wheel assembly 51 needs to cooperate with steering wheel 42, so first wheel assembly 51 adopts larger diameter, so as to support steering wheel 42, which is conducive to improving the stability of the movement of carrier 100, and second wheel assembly 52 adopts smaller diameter, so as to reduce the cost of carrier 100. Of course, in other embodiments, the diameters of first wheel assembly 51 and second wheel assembly 52 can also be the same, and the utility model does not limit this.

[0077] Further, at least one of first wheel assembly 51 and second wheel assembly 52 includes steering wheel 42, so that handrail assembly 2 can drive steering wheel 42 to rotate, so that carrier 100 can turn.

[0078] It can be understood that first wheel assembly 51 and second wheel assembly 52 can be only first wheel assembly 51 setting steering wheel 42, or only second wheel assembly 52 setting steering wheel 42, or first wheel assembly 51 and second wheel assembly 52 setting steering wheel 42 at the same time, and the utility model does not limit this.

[0079] Carrier 100 has many kinds, for example, can be electric vehicle, can be bicycle, etc., and the utility model does not limit this, specifically, in an embodiment of the utility model, carrier 100 includes electric vehicle. It can be understood that the electric vehicle refers to a vehicle that can be driven by using a battery.

[0080] The above is only an exemplary embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structural transformation made by using the utility model specification and drawings, or direct / indirect application in other related technical fields is included in the patent protection range of the utility model.

Claims

1. A carrier, characterized by, The utility vehicle comprises: a frame; a handrail assembly and a seat assembly, which are arranged on the frame in a first horizontal direction and are respectively movably arranged relative to the frame, the handrail assembly having a first folding position in which the handrail assembly is capable of being accommodated on the frame and a first unfolded position in which the handrail assembly stands on the frame in a movement stroke of the handrail assembly, and the seat assembly having a second folding position in which the seat assembly is capable of being accommodated on the frame and a second unfolded position in which the seat assembly is supported on the frame in a movement stroke of the seat assembly. The utility vehicle further comprises a mounting member and a steering wheel, the mounting member being rotatably mounted on the frame about an axis extending in a vertical direction, and the steering wheel being rotatably mounted on a lower end of the mounting member about a horizontal axis; 2. The carrier of claim 1, wherein, the handrail assembly is provided with a connecting portion at a lower end thereof, the connecting portion being capable of being connected with the mounting member to drive the mounting member to rotate; and / or the handrail assembly is rotatably arranged on the frame, so that the height of the handrail assembly is adjustable when the handrail assembly is in the first unfolded position. The handrail assembly comprises:

3. The carrier of claim 2, wherein, a sleeve rod assembly corresponding to the mounting member, the sleeve rod assembly comprising an outer sleeve rod and a handrail rod, a lower end of the outer sleeve rod being rotatably mounted on the frame about a second horizontal axis, the handrail rod being rotatably arranged in the outer sleeve rod, and a connecting portion being provided at a lower end of the handrail rod, the sleeve rod assembly having a standing state and a folding state in which the sleeve rod assembly is folded towards the frame in a rotation stroke of the outer sleeve rod, and the connecting portion being capable of being connected with the mounting member to drive the mounting member to rotate at least in the standing state; and a handle being arranged at an upper end of the handrail rod. The utility vehicle further comprises a first supporting member, one end of the first supporting member being movably connected with the handrail assembly, the other end of the first supporting member being movably connected with the frame, and the first supporting member being adjustably arranged in a first horizontal direction.

4. The carrier of claim 1, wherein The first supporting member comprises a first supporting rod and a second supporting rod, one end of the first supporting rod being hingedly connected with the handrail assembly, one end of the second supporting rod being hingedly connected with the other end of the first supporting rod, and the other end of the second supporting rod being hingedly connected with the frame, wherein one end of the first supporting rod and the second supporting rod corresponding to each other is provided with a limiting portion and a matching portion, the limiting portion and the matching portion being in vertical and abutting connection when the first supporting rod and the second supporting rod are in a co-linear rotation state; and / or 5. The carrier of claim 4, wherein, the frame comprises a frame body and a sliding member, the sliding member being adjustably arranged in the first horizontal direction, wherein the two ends of the first supporting member are respectively hingedly connected with the handrail assembly and the sliding member. The seat assembly comprises a folding supporting frame and a seat, one end of the folding supporting frame being connected with the frame, the folding supporting frame being foldably arranged in a vertical direction, and the seat being supported on the folding supporting frame; and / or 6. The carrier as defined in claim 1, wherein the height of the seat assembly is adjustable when the seat assembly is in the second unfolded position. ​ 7. The carrier of claim 6, wherein, The frame comprises a frame body, and a first wheel assembly and a second wheel assembly which are spaced apart from each other along a first horizontal direction and are arranged on the frame body, the second wheel assembly is movably arranged on the frame body along the first horizontal direction, and the folding support frame is connected to the second wheel assembly at one end.

8. The carrier of claim 7, wherein The folding support frame comprises: two support rods which are hingedly connected in the middle, upper ends of the two support rods are hingedly connected to the seat and are slidably arranged in a direction of approaching or moving away from each other, lower ends of the two support rods are hingedly connected to the frame and are slidably arranged in a direction of approaching or moving away from each other; and a locking structure which is arranged at a hinge connection between the two support rods, or between the upper ends of the two support rods which are slidably arranged and the seat, or between the lower ends of the two support rods which are slidably arranged and the frame; a lower end of one of the support rods is movably arranged on the frame by means of a movable member, the movable member is movably arranged on the frame along a first direction, and the movable member comprises the second wheel assembly; an installation slot which extends along the first horizontal direction is arranged on the seat; an upper end of one of the support rods is slidably arranged on the installation slot by means of a rotating part and can rotate around the installation slot.

9. The carrier as defined in claim 1, wherein The frame comprises a frame body, and a first wheel assembly and a second wheel assembly which are spaced apart from each other along a first horizontal direction and are arranged on the frame body, the first wheel assembly is arranged corresponding to the armrest assembly, and wherein: a wheel diameter of the first wheel assembly is greater than a wheel diameter of the second wheel assembly; and / or at least one of the first wheel assembly and the second wheel assembly comprises a steering wheel.

10. The carrier as defined in claim 1, wherein The vehicle comprises an electric vehicle.

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