CN208233249U

CN208233249U - electric four-wheel vehicle with adjustable backrest

Info

Publication number: CN208233249U
Application number: CN201820717084.4U
Authority: CN
Inventors: 刘海军; 顾永辉
Original assignee: Shenzhen Bama Zhihang Technology Co Ltd
Current assignee: Shenzhen Bama Zhihang Technology Co Ltd
Priority date: 2018-05-14
Filing date: 2018-05-14
Publication date: 2018-12-14
Anticipated expiration: 2028-05-14

Abstract

The utility model discloses a kind of electric four-wheel vehicles with adjustable backrest, the electric four-wheel vehicle with adjustable backrest includes manned part and traveling part, the manned part is arranged on the traveling part, the manned part includes seat and two handrails for being divided into the seat two sides, the seat includes backrest, the backrest is equipped with the rotary shaft for extending in a first direction setting close to the side of the traveling part, the backrest is rotatablely connected by the rotary shaft and traveling part, so that the backrest can tilt predetermined angle in a second direction；The first direction and the second direction are perpendicular；The electric four-wheel vehicle with adjustable backrest further includes the rotating electric machine for driving the rotary shaft rotation, is provided with the Rotation Controllers for controlling the rotating electric machine rotation on the handrail.The utility model proposes the electric four-wheel vehicle with adjustable backrest, it is intended to solve existing electric four-wheel vehicle backrest and adjust inconvenient technical problem, be improved its comfort, safety and convenience.

Description

Electric four-wheel vehicle with adjustable backrest

Technical field

The utility model relates to walking-replacing tool technical fields more particularly to a kind of with the electric four-wheeled of adjustable backrest Vehicle.

Background technique

Electric four-wheel vehicle is primarily adapted for use in disabled person, medical rehabilitation patient, old and weak as a kind of novel walking-replacing tool Etc. handicapped special population and perfect crowd；And with the development of modern society, electric four-wheel vehicle is gradually more Crowd as walking-replacing tool；Existing electric four-wheeled bassinet structure is all fairly simple, and backrest is typically all to use simple machine Tool formula structure de-regulation, needs manpower to move de-regulation, is very inconvenient to operate.

Utility model content

The main purpose of the utility model is to provide a kind of electric four-wheel vehicle with adjustable backrest, it is intended to solve existing Electric four-wheel vehicle backrest adjusts inconvenient technical problem.

To achieve the above object, the utility model proposes the electric four-wheel vehicle with adjustable backrest include manned part With traveling part, the manned part is arranged on the traveling part, and the manned part includes seat and is divided into institute Two handrails of seat two sides are stated, the seat includes backrest, and the backrest is equipped with close to the side of the traveling part along the The extended rotary shaft in one direction, the backrest is rotatablely connected by the rotary shaft and traveling part, so that described Backrest can tilt predetermined angle in a second direction；The first direction and the second direction are perpendicular, described with adjustable The electric four-wheel vehicle of backrest further includes the rotating electric machine for driving the rotary shaft rotation, is provided with control institute on the handrail State the Rotation Controllers of rotating electric machine rotation.

Preferably, the angle that the backrest and horizontal plane are formed is the predetermined angle, and the predetermined angle range is 0 ° ~90 °.

Preferably, the back side of the backrest is installed with the support column vertically extended, and the rotary shaft is fixedly arranged on institute State the lower end of support column.

Preferably, the back side of the backrest is equipped with dowel and is divided into the dowel in the two sides of the first direction Two reinforcing ribs, the upper end of the support column is fixedly arranged on the dowel.

Preferably, the reinforcing rib includes the longitudinal sections vertically extended, is connect with the lower end of the longitudinal sections First strengthening segment and the second strengthening segment being connect with the upper end of the longitudinal sections；First strengthening segment of two reinforcing ribs is obliquely It is extended, the second strengthening segment of two reinforcing ribs is extended obliquely.

Preferably, the side wall surface of the longitudinal sections of two reinforcing ribs being away from each other is equipped with multiple reinforcement fins.

Preferably, the second strengthening segment of two reinforcing ribs extends backwards, and in the second strengthening segment of two reinforcing ribs It extends towards and is equipped with two pushing hands.

Preferably, the backrest further includes headrest, and the top of the backrest is removably arranged in the headrest.

Preferably, the headrest is equipped with the grafting arm extended downwardly, and the back side of the backrest is equipped with accommodation groove, the grafting Arm be inserted in the accommodation groove and can the relatively described accommodation groove up-down stretch to adjust the height of the headrest, the accommodation groove On be additionally provided with locating part, the locating part is used to limit the position of the grafting arm.

Preferably, the backrest further includes back cushion, and the back cushion is removably arranged on the leading flank of the backrest.

The utility model proposes technical solution in, the backrest of the electric four-wheel vehicle with adjustable backrest is close to institute The side for stating traveling part is equipped with the rotary shaft for extending in a first direction setting, and the backrest passes through the rotary shaft and the row Partial turn connection is sailed, so that the backrest can tilt predetermined angle in a second direction；It is described electronic with adjustable backrest Carriage further includes the rotating electric machine for driving the rotary shaft rotation, is provided with the control rotating electric machine on the handrail The Rotation Controllers of rotation, user just can control the adjusting of the backrest, the backrest by operating the Rotation Controllers Adjusting it is more convenient, the comfort of the electric four-wheel vehicle entirety with adjustable backrest, safety and convenient Property greatly improves.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.

Fig. 1 is the overall structure diagram for the electric four-wheel vehicle that the utility model has adjustable backrest；

Fig. 2 is the configuration schematic diagram for the electric four-wheel vehicle backrest that the utility model has adjustable backrest；

Fig. 3 is the structural schematic diagram for the electric four-wheel vehicle backrest that the utility model has adjustable backrest.

Drawing reference numeral explanation:

Label	Title	Label	Title
				10	Manned part	521	First strengthening segment
20	Travel part	522	Second strengthening segment
				30	Handrail	523	Longitudinal sections
40	Backrest	53	Reinforce fin
				41	Rotary shaft	60	Pushing hands
42	Support column	70	Headrest
				43	Rotating electric machine	71	Grafting arm
44	Shield	72	Accommodation groove
				51	Dowel	73	Locating part
52	Reinforcing rib	80	Back cushion

The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise Under every other embodiment obtained, fall within the protection scope of the utility model.

It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment It is only used for explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, such as When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly.

In addition, the description for being such as related to " first ", " second " in the present invention is used for description purposes only, and cannot manage Solution is its relative importance of indication or suggestion or the quantity for implicitly indicating indicated technical characteristic.Define as a result, " the One ", the feature of " second " can explicitly or implicitly include at least one of the features.It is " more in the description of the present invention, It is a " it is meant that at least two, such as two, three etc., unless otherwise specifically defined.

In the present invention unless specifically defined or limited otherwise, term " connection ", " fixation " etc. should do broad sense reason Solution, for example, " fixation " may be a fixed connection, may be a detachable connection, or integral；It can be mechanical connection, it can also To be electrical connection；It can be directly connected, the connection inside two elements can also be can be indirectly connected through an intermediary Or the interaction relationship of two elements, unless otherwise restricted clearly.It for the ordinary skill in the art, can be with The concrete meaning of above-mentioned term in the present invention is understood as the case may be.

It in addition, the technical solution between each embodiment of the utility model can be combined with each other, but must be with ability Based on domain those of ordinary skill can be realized, it will be understood that when the combination of technical solution appearance is conflicting or cannot achieve The combination of this technical solution is not present, also not within the protection scope of the requires of the utility model.

The utility model proposes a kind of electric four-wheel vehicles with adjustable backrest.

Fig. 1 and Fig. 2 are please referred to, in the utility model embodiment, there is the electric four-wheel vehicle of adjustable backrest to include for this Manned part 10 and traveling part 20, the manned part 10 are arranged on the traveling part 20, and the manned part 10 is wrapped Two handrails 30 for including seat (not indicating) and being divided into the seat two sides, the seat include backrest 40, the backrest 40 are equipped with the rotary shaft 41 for extending in a first direction setting close to the side of the traveling part 20, and the backrest 40 passes through described Rotary shaft 41 and the traveling part 20 are rotatablely connected, so that the backrest 40 can tilt predetermined angle in a second direction；It is described First direction and the second direction are perpendicular, and the electric four-wheel vehicle with adjustable backrest further includes described for driving The rotating electric machine 43 that rotary shaft 41 rotates is provided on the handrail 30 and controls the Rotation Controllers that the rotating electric machine 43 rotates (not shown).

The utility model proposes technical solution in, the backrest 40 of the electric four-wheel vehicle with adjustable backrest is close The side of the traveling part 20 is equipped with the rotary shaft 41 for extending in a first direction setting, and the backrest 40 passes through the rotary shaft 41 are rotatablely connected with the traveling part 20, so that the backrest 40 can tilt predetermined angle in a second direction；It is described have can The electric four-wheel vehicle of adjustment backrest further includes the rotating electric machine 43 for driving the rotary shaft 41 to rotate, and is set on the handrail 30 It is equipped with and controls the Rotation Controllers that the rotating electric machine 43 rotates, user just can control institute by operating the Rotation Controllers The adjusting for stating backrest 40 makes the easy to adjust quick of the backrest.

Specifically, the state being normally sitting in user on the electric four-wheel vehicle with adjustable backrest be it is punctual, The first direction is left and right directions, and the second direction is front-rear direction.

Specifically, the back side of the backrest 40 is installed with the support column 42 vertically extended, and the rotary shaft 41 is solid Set on the lower end of the support column 42.Since support column 42 vertically extends, support column 42 enables to backrest 40 Stress it is more uniform.

Specifically, the electric four-wheel vehicle with adjustable backrest includes the rotation for driving the rotary shaft 41 to rotate Rotating motor 43 is provided on the handrail 30 and controls the Rotation Controllers (not shown) that the rotating electric machine 43 rotates, the rotation Transcoder controller controls the rotation of the rotating electric machine 43, so that the inclination predetermined angle of the backrest 40 is controlled to adjust, it is described to incline Oblique predetermined angle adjustable range is so that, as initial position, the backrest 40 can be helped to far from described when 40 vertical level of backrest 30 direction of hand is rotated by 90 ° angle, and when the inclination predetermined angle is 90 °, the backrest is horizontality, and user can lie low Above.When specifically used, user can feel to adjust the Rotation Controllers freely to adjust according to the comfort level of oneself The tilt angle of the backrest 40 is saved, to reach the state of the most comfortable.User only needs with the electronic of adjustable backrest It sits straight on carriage, leans on the backrest 40, then Rotation Controllers described in one-handed performance has just been adjustable the backrest 40 Tilt angle reaches the state of the most comfortable, convenient and efficient.

Specifically, the back side of the backrest 40 is equipped with dowel 51 and is divided into the dowel 51 in the first direction Two sides two reinforcing ribs 52, the upper end of the support column 42 is fixedly arranged on the dowel 51.40 knot of backrest can be enhanced in this way The secured and stabilization of structure.

Specifically, the reinforcing rib 52 includes the longitudinal sections 523 vertically extended, under the longitudinal sections 523 The second strengthening segment 522 holding the first strengthening segment 521 of connection and being connect with the upper end of the longitudinal sections 523；Two reinforcing ribs 52 the first strengthening segment 521 extends obliquely upward setting, and the second strengthening segment 522 of two reinforcing ribs 52 is extended obliquely； The side wall surface of the longitudinal sections 523 of two reinforcing ribs 52 being away from each other is equipped with multiple reinforcement fins 53.Such design structure The pressure that the described backrest can be divided to bear, while can also enhance the secured of backrest structure and stablize.

Specifically, the second strengthening segment 522 of two reinforcing ribs 52 is backwards to extension, and the second of two reinforcing ribs 52 adds It extends towards in strong section 522 equipped with two pushing hands 60.The electric four-wheel vehicle with adjustable backrest is not using electric functions And when needing to be pushed to manpower, the pushing hands 60 can be held and be pushed to；Moreover, the pushing hands 60 is arranged obliquely, It can be used when not in use as hook, for hanging up sack or other objects.

Specifically, shield 44 is additionally provided on the support column 42, the shield 44 is removably arranged described On support column 42.The shield 44 protects the support column 42 not destroyed by external force, can to avoid or reduce work as the tool There is damage of the electric four-wheel vehicle back side of adjustable backrest when being hit to the support column 42.The shield 44 can be with It prevents in rainy day or other situations, there is water to flow into rotating electric machine 43 along the support column 42, in order to avoid motor damage.

Specifically, the backrest 40 further includes headrest 70, and the headrest 70 is removably arranged at 40 top of backrest. User can replace different headrests according to the habit of oneself, such as soft or hard headrest, user can also change tool There is the headrest of automatic massage function.

Specifically, the headrest 70 is equipped with the grafting arm 71 extended downwardly, and the back side of the backrest 40 is equipped with accommodation groove 72, The grafting arm 71 be inserted in the accommodation groove 72 and can relatively described 72 up-down stretch of accommodation groove to adjust the headrest 70 Height, locating part 73 is additionally provided on the accommodation groove 72, the locating part 73 is used to limit the position of the grafting arm 71.Tool Body is in use, first unlock the locating part 73, and then headrest 70 described in up-down stretch turns off the limit to reach optimum position Position part 73.User can adjust 70 height of headrest according to own situation, to reach the state of the most comfortable.It is understood that It is that in other embodiments, the accommodation groove 73 can be connect by a horizontal mobile device (not shown) with the backrest 40, Meet user in this way and head is rested on into side.

Specifically, the backrest 40 further includes back cushion 80, before removably the backrest 40 is arranged in the back cushion 80 On side.User can be according to circumstances using soft or other decorative throw pillow and rugs, and summer can change pleasantly cool cool of comparison Seat back cushion, winter can change warm cotton back cushion into.

The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model, It is all under the design of the utility model, equivalent structure transformation made based on the specification and figures of the utility model, or Directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.

Claims

1. a kind of electric four-wheel vehicle with adjustable backrest, which is characterized in that including manned part and traveling part, the load People part is arranged on the traveling part, and the manned part includes seat and be divided into the seat two sides two help Hand, the seat include backrest, and the backrest is equipped with the rotation for extending in a first direction setting close to the side of the traveling part Shaft, the backrest is rotatablely connected by the rotary shaft and traveling part, so that the backrest can incline in a second direction Oblique predetermined angle；The first direction and the second direction are perpendicular；The electric four-wheel vehicle with adjustable backrest is also Including being provided with the rotation for controlling the rotating electric machine rotation on the handrail for driving the rotating electric machine of the rotary shaft rotation Transcoder controller.

2. as described in claim 1 with the electric four-wheel vehicle of adjustable backrest, which is characterized in that the backrest and horizontal plane The angle of formation is the predetermined angle, and the predetermined angle range is 0 °~90 °.

3. as claimed in claim 2 with the electric four-wheel vehicle of adjustable backrest, which is characterized in that the back side of the backrest is solid Equipped with the support column vertically extended, the rotary shaft is fixedly arranged on the lower end of the support column.

4. as claimed in claim 3 with the electric four-wheel vehicle of adjustable backrest, which is characterized in that the back side of the backrest is set There is dowel and be divided into the dowel in two reinforcing ribs of the two sides of the first direction, the upper end of the support column is fixed In the dowel.

5. as claimed in claim 4 with the electric four-wheel vehicle of adjustable backrest, which is characterized in that the reinforcing rib includes edge The longitudinal sections that up and down direction extends, the first strengthening segment being connect with the lower end of the longitudinal sections and the upper end company with the longitudinal sections The second strengthening segment connect；

First strengthening segment of two reinforcing ribs extends obliquely upward setting, and the second strengthening segment of two reinforcing ribs extends obliquely Setting.

6. as claimed in claim 5 with the electric four-wheel vehicle of adjustable backrest, which is characterized in that two reinforcing ribs are indulged Multiple reinforcement fins are equipped with to the side wall surface of section being away from each other.

7. as claimed in claim 5 with the electric four-wheel vehicle of adjustable backrest, which is characterized in that the of two reinforcing ribs Two strengthening segments extend towards in the second strengthening segment of two reinforcing ribs equipped with two pushing hands backwards to extension.

8. the electric four-wheel vehicle as claimed in any one of claims 1 to 7 with adjustable backrest, which is characterized in that described Backrest further includes headrest, and the top of the backrest is removably arranged in the headrest.

9. as claimed in claim 8 with the electric four-wheel vehicle of adjustable backrest, which is characterized in that the headrest is equipped with downward The grafting arm of extension, the back side of the backrest are equipped with accommodation groove, and the grafting arm is inserted in the accommodation groove and can be with respect to institute Accommodation groove up-down stretch is stated to adjust the height of the headrest, locating part is additionally provided on the accommodation groove, the locating part is used for Limit the position of the grafting arm.

10. as claimed in claim 9 with the electric four-wheel vehicle of adjustable backrest, which is characterized in that the backrest further includes Back cushion, the back cushion are removably arranged on the leading flank of the backrest.