Foldable power vehicle

Abstract

The utility model belongs to the technical field of rehabilitation equipment, and particularly relates to a foldable power vehicle which comprises a base, a flywheel assembly, an electric push rod, a cushion, a transverse moving assembly, armrests and a control assembly. The flywheel assembly is arranged on the base; the electric push rod is arranged on the base and located beside the flywheel assembly. The cushion is arranged at the top of the electric push rod; the transverse moving assembly is arranged between the electric push rod and the cushion, so that the electric push rod and the cushion move relatively; the handrail is arranged on the base; the control assembly is arranged on the armrest and is electrically connected with the electric push rod, so that a user can adjust the height of the cushion through the control assembly. According to the scheme, by arranging the electric push rod and the transverse moving assembly, a user can adjust the up-down height and the front-back position of the cushion to adapt to the physical characteristics of the user. Meanwhile, the lifting of the electric push rod is controlled by arranging the control assembly, so that the user can adjust the height of the cushion by himself / herself without the help of others, and the use is more convenient.

Description

Technical Field

[0001] The utility model belongs to the technical field of rehabilitation equipment, and in particular relates to a foldable power vehicle. Background Art

[0002] A rehabilitation training bike is a medical device primarily used to assist patients with rehabilitation training. It simulates a real bicycle riding experience, allowing patients to effectively exercise in a safe indoor environment. Rehabilitation training bikes are widely used in rehabilitation medicine, physical therapy, and fitness.

[0003] The rehabilitation training vehicles on the market are all standardized products, but the height and body shape of users vary greatly, so an adjustment device is needed to make adaptive adjustments based on the user's characteristics. China Patent Authorization Announcement No. CN214158410U discloses an auxiliary walking nursing device for neurosurgery nursing, including a vehicle body, the rear end of the vehicle body is provided with a liftable adjustment mechanism, the liftable adjustment mechanism includes a sleeve, a mounting groove, a lift support column, a connecting groove, a slide rail and a slider, the upper end of the liftable adjustment mechanism is fixedly installed with a seat, the interior of the connecting groove is provided with a detachable fixed shaft, the detachable fixed shaft includes a limit block, a fixing rod, a clamping block, a fixing nut and a connecting threaded groove, the front end of the vehicle body is provided with an armrest, the outer surface of the armrest is provided with an anti-slip washer, the middle part of the vehicle body is provided with a flywheel rotating mechanism, pedals are provided on both sides of the flywheel rotating mechanism, and the lower end of the vehicle body is provided with a fixed base.

[0004] The height adjustment of the seat is achieved by setting a lifting and adjusting device, which can meet the needs of some users. However, for users who need to undergo rehabilitation training, manually adjusting the height of the seat is relatively difficult. Therefore, it is necessary to improve the existing technology to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a foldable power vehicle, aiming to solve the technical problem of inconvenient use of the seat lifting and adjusting mechanism of the rehabilitation training vehicle in the prior art.

[0006] To achieve the above-mentioned purpose, an embodiment of the present utility model provides a foldable power vehicle, comprising: a base, a flywheel assembly, an electric push rod, a seat cushion, a transverse movement assembly, an armrest and a control assembly; the flywheel assembly is arranged on the base; the electric push rod is arranged on the base and is located on the side of the flywheel assembly; the seat cushion is arranged on the top of the electric push rod; the transverse movement assembly is arranged between the electric push rod and the seat cushion so that the electric push rod and the seat cushion can move relative to each other; the armrest is arranged on the base; the control assembly is arranged on the armrest, and the control assembly is electrically connected to the electric push rod so that the user can adjust the height of the seat cushion through the control assembly.

[0007] As a preferred solution, the transverse movement assembly includes a fixed plate, a movable plate and a fastener; the bottom of the fixed plate is fixedly connected to the top of the electric push rod; the top of the movable plate is fixedly connected to the bottom of the seat cushion, and the bottom of the movable plate is recessed with a movable groove, and the fixed plate is embedded in the movable groove to enable the movable plate to move laterally relative to the fixed plate; the fastener is arranged on the movable plate and passes through the fastener, and abuts against the top of the fixed plate to limit the relative movement of the movable plate and the fixed plate.

[0008] As a preferred embodiment, it also includes a swing assembly, which includes two mounting parts, a rotating rod, a swing part and an elastic telescopic rod; the two mounting parts are fixed in parallel to the base; the rotating rod is rotatably arranged between the two mounting parts, the upper end of the swing part is fixedly connected to the rotating rod, and the armrest is fixedly connected to the swing part; the elastic telescopic rod is arranged on the base, the proximal end of the elastic telescopic rod is connected to the base, and the distal end of the elastic telescopic rod is connected to the swing part.

[0009] As a preferred solution, the flywheel assembly includes a first transmission wheel, a second transmission wheel, an eddy current dynamometer, two cranks and two pedals; the second transmission wheel is connected to the first transmission wheel in transmission connection; the eddy current dynamometer is connected to the second transmission wheel in transmission connection, and the eddy current dynamometer is connected to the control component so that the user can adjust the damping coefficient of the eddy current dynamometer through the control component; the two cranks are respectively arranged on both sides of the first transmission wheel, and the proximal ends of the cranks are connected to the first transmission wheel; the two pedals are respectively arranged on both sides of the first transmission wheel, and the pedals are connected to the distal ends of the corresponding cranks.

[0010] As a preferred embodiment, the flywheel assembly also includes a first transmission belt, a second transmission belt, a first tensioning pulley and a second tensioning pulley; the first transmission belt connects the transmission shafts of the first transmission wheel and the second transmission wheel; the second transmission belt connects the second transmission wheel and the transmission shaft of the eddy current dynamometer; the first tensioning pulley is arranged between the first transmission wheel and the second transmission wheel, and abuts against the outer surface of the first transmission belt; the second tensioning pulley is arranged between the second transmission wheel and the eddy current dynamometer, and abuts against the outer surface of the second transmission belt.

[0011] As a preferred solution, two positioning blocks and a fixing belt are provided on the pedal; the two positioning blocks are respectively provided on both sides of the pedal; multiple positioning holes are provided on both sides of the fixing belt, and the two ends of the fixing belt are connected to the positioning blocks through the positioning holes.

[0012] As a preferred solution, the armrest includes a supporting portion, a grabbing portion and a holding portion, the supporting portion is vertically arranged and connected to the base, the grabbing portion is horizontally arranged and connected to the top end of the supporting portion, and the holding portion is integrally connected to the grabbing portion and vertically arranged.

[0013] The above one or more technical solutions in the foldable power vehicle provided by the embodiment of the present invention have at least one of the following technical effects:

[0014] This solution uses an electric push rod and a lateral movement component to allow users to adjust the height and fore-aft position of the seat cushion to suit their body shape. Furthermore, a control component is provided to control the raising and lowering of the electric push rod, allowing users to adjust the seat cushion height without the need for assistance, making it more convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the embodiments or descriptions of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative labor.

[0016] Figure 1 A schematic diagram of the overall structure of a foldable power vehicle provided by an embodiment of the utility model;

[0017] Figure 2 A schematic diagram of the three-dimensional structure of a flywheel assembly provided in an embodiment of the present utility model;

[0018] Figure 3 A schematic diagram of the three-dimensional structure of the flywheel assembly provided by an embodiment of the utility model from another angle;

[0019] Figure 4 A schematic diagram of the three-dimensional structure of the transverse movement assembly provided in an embodiment of the present utility model;

[0020] Figure 5 This is a schematic diagram of the three-dimensional structure of the swing assembly provided in an embodiment of the utility model.

[0021] Among them, the reference numerals in the figures are:

[0022] 100-base; 200-flywheel assembly; 210-first transmission wheel; 220-second transmission wheel; 230-eddy current dynamometer; 240-crank; 250-pedal; 251-positioning block; 252-fixing belt; 253-positioning hole; 260-first transmission belt; 270-second transmission belt; 280-first tensioning pulley; 290-second tensioning pulley; 300-electric push rod; 310-fixing frame; 400-seat cushion; 500-transverse movement assembly; 510-fixing plate; 520-movable plate; 521-movable slot; 530-fastener; 600-armrest; 610-support part; 620-grabbing part; 630-gripping part; 700-control assembly; 800-swinging assembly; 810-mounting part; 820-rotating rod; 830-swinging part; 840 elastic telescopic rod. DETAILED DESCRIPTION

[0023] The following describes in detail embodiments of the present invention, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the embodiments of the present invention, and should not be construed as limiting the present invention.

[0024] In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0025] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, features defined as "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the embodiments of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined. "Far end" is defined as the direction toward which the user is facing when the product is in use, and "proximal end" is defined as the direction away from the user when the product is in use.

[0026] In the embodiments of the present invention, unless otherwise expressly specified or limited, the terms "installed," "connected," "connected," "fixed," etc. should be understood in a broad sense. For example, they may refer to fixed connection, detachable connection, or integration; mechanical connection, electrical connection; direct connection, indirect connection through an intermediate medium; internal communication between two components, or interaction between two components. Those skilled in the art will understand the specific meanings of the above terms in the embodiments of the present invention based on specific circumstances.

[0027] In one embodiment of the present invention, Figure 1-Figure 5 As shown, a foldable power vehicle is provided, which can be used for rehabilitation vehicles and sports training vehicles, including: a base 100, a flywheel assembly 200, an electric push rod 300, a seat cushion 400, a transverse movement assembly 500, an armrest 600 and a control assembly 700.

[0028] The flywheel assembly 200 is disposed on the base 100 and includes a first transmission wheel 210 , a second transmission wheel 220 , an eddy current dynamometer 230 , two cranks 240 and two pedals 250 .

[0029] The second transmission wheel 220 is in driving connection with the first transmission wheel 210. The eddy current dynamometer 230 is in driving connection with the second transmission wheel 220. The eddy current dynamometer 230 is connected to the control assembly 700. Compared with the traditional simple mechanical transmission structure, the user can adjust the damping coefficient of the eddy current dynamometer 230 through the control assembly 700 to adapt to different types of users.

[0030] In this embodiment, the flywheel assembly 200 further includes a first transmission belt 260, a second transmission belt 270, a first tensioning pulley 280, and a second tensioning pulley 290. The first transmission belt 260 connects the drive shafts of the first transmission wheel 210 and the second transmission wheel 220. The second transmission belt 270 connects the second transmission wheel 220 and the drive shaft of the eddy current dynamometer 230. The first tensioning pulley 280 is disposed between the first transmission wheel 210 and the second transmission wheel 220 and abuts against the outer surface of the first transmission belt 260. The second tensioning pulley 290 is disposed between the second transmission belt 270 and the eddy current dynamometer 230 and abuts against the outer surface of the second transmission belt 270.

[0031] The two cranks 240 are disposed on either side of the first transmission wheel 210, with the proximal ends of the cranks 240 connected to the first transmission wheel 210. The two pedals 250 are disposed on either side of the first transmission wheel 210, with the distal ends of the corresponding cranks 240 connected. In this embodiment, the pedals 250 are provided with two positioning blocks 251 and a fixing strap 252. The two positioning blocks 251 are disposed on either side of the pedals 250; each side of the fixing strap 252 is provided with a plurality of positioning holes 253. The ends of the fixing strap 252 are fixedly connected to the positioning blocks 251 through the positioning holes 253.

[0032] The electric push rod 300 is mounted on the base 100 and is located next to the flywheel assembly 200. A fixing bracket 310 is provided around the electric push rod 300 for securing the seat. The seat cushion 400 is mounted on top of the electric push rod 300. The electric push rod 300 is electrically connected to the control assembly 700, allowing the user to adjust the height of the seat cushion 400 without assistance, thus enhancing user convenience.

[0033] The transverse movement assembly 500 is arranged between the electric push rod 300 and the seat cushion 400 to enable the electric push rod 300 and the seat cushion 400 to move relative to each other. The transverse movement assembly 500 includes a fixed plate 510, a movable plate 520 and a fastener 530. The bottom of the fixed plate 510 is fixedly connected to the top of the electric push rod 300. The top of the movable plate 520 is fixedly connected to the bottom of the seat cushion 400. The bottom of the movable plate 520 is recessed with a movable groove 521, and the fixed plate 510 is embedded in the movable groove 521 to enable the movable plate 520 to move laterally relative to the fixed plate 510. The fastener 530 is arranged on the movable plate 520 and passes through the fastener 530, and abuts against the top of the fixed plate 510 to limit the relative movement of the movable plate 520 and the fixed plate 510.

[0034] The armrest 600 is disposed on the base 100, and the control assembly 700 is disposed on the armrest 600. The armrest 600 includes a support portion 610, a grip portion 620, and a holding portion 630. The support portion 610 is vertically disposed and connected to the base 100, and the control assembly 700 is disposed at the top of the support portion 610. The grip portion 620 is disposed horizontally and connected to the top of the support portion 610. The holding portion 630 is integrally formed and connected to the grip portion 620 and is disposed vertically.

[0035] In another embodiment of the present invention, the foldable electric vehicle further includes a swing assembly 800, comprising two mounting members 810, a rotating rod 820, a swing member 830, and an elastic telescopic rod 840. The two mounting members 810 are fixed parallel to the base 100. The rotating rod 820 is rotatably disposed between the two mounting members 810. The upper end of the swing member 830 is fixedly connected to the rotating rod 820, and the bottom of the support portion 610 of the armrest 600 is fixedly connected to the swing member 830. The elastic telescopic rod 840 is disposed on the base 100, with the proximal end of the elastic telescopic rod 840 connected to the base 100 and the distal end of the elastic telescopic rod 840 connected to the swing member 830. During use, the user can grasp the armrest 600 to move it closer to the user via the swing assembly 800, thereby adjusting the distance between the armrest 600 and the user. At the same time, when the foldable power vehicle needs to be stored or transported, the armrest 600 can be tilted down to reduce the space occupied.

[0036] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A foldable power vehicle, characterized in that: include: Base, flywheel assembly, electric linear actuator, seat cushion, traverse assembly, armrests and control assembly; The flywheel assembly is arranged on the base; The electric push rod is arranged on the base and is located beside the flywheel assembly; the seat cushion is arranged on the top of the electric push rod; the transverse movement assembly is arranged between the electric push rod and the seat cushion so that the electric push rod and the seat cushion can move relative to each other; the armrest is arranged on the base; the control assembly is arranged on the armrest, and the control assembly is electrically connected to the electric push rod so that the user can adjust the height of the seat cushion through the control assembly.

2. The foldable power vehicle according to claim 1, characterized in that: The transverse movement assembly includes a fixed plate, a movable plate and a fastener; the bottom of the fixed plate is fixedly connected to the top of the electric push rod; the top of the movable plate is fixedly connected to the bottom of the seat cushion, and the bottom of the movable plate is recessed with a movable groove, and the fixed plate is embedded in the movable groove to enable the movable plate to move laterally relative to the fixed plate; the fastener is arranged on the movable plate and passes through the fastener, and abuts against the top of the fixed plate to limit the relative movement of the movable plate and the fixed plate.

3. The foldable power vehicle according to claim 1, characterized in that: It also includes a swing assembly, which includes two mounting parts, a rotating rod, a swing part and an elastic telescopic rod; the two mounting parts are fixed in parallel to the base; the rotating rod is rotatably arranged between the two mounting parts, the upper end of the swing part is fixedly connected to the rotating rod, and the armrest is fixedly connected to the swing part; the elastic telescopic rod is arranged on the base, the proximal end of the elastic telescopic rod is connected to the base, and the distal end of the elastic telescopic rod is connected to the swing part.

4. The foldable power vehicle according to any one of claims 1 to 3, characterized in that: The flywheel assembly includes a first transmission wheel, a second transmission wheel, an eddy current dynamometer, two cranks and two pedals; the second transmission wheel is connected to the first transmission wheel; the eddy current dynamometer is connected to the second transmission wheel, and the eddy current dynamometer is connected to the control component so that the user can adjust the damping coefficient of the eddy current dynamometer through the control component; the two cranks are respectively arranged on both sides of the first transmission wheel, and the proximal ends of the cranks are connected to the first transmission wheel; the two pedals are respectively arranged on both sides of the first transmission wheel, and the pedals are connected to the distal ends of the corresponding cranks.

5. The foldable power vehicle according to claim 4, characterized in that: The flywheel assembly further includes a first transmission belt, a second transmission belt, a first tensioning pulley and a second tensioning pulley; the first transmission belt connects the transmission shafts of the first transmission pulley and the second transmission pulley; the second transmission belt connects the second transmission pulley and the transmission shaft of the eddy current dynamometer; The first tensioning wheel is arranged between the first transmission wheel and the second transmission wheel, and abuts against the outer surface of the first transmission belt; the second tensioning wheel is arranged between the second transmission wheel and the eddy current dynamometer, and abuts against the outer surface of the second transmission belt.

6. The foldable power vehicle according to claim 4, characterized in that: Two positioning blocks and a fixing belt are provided on the pedal; the two positioning blocks are respectively provided on both sides of the pedal; a plurality of positioning holes are provided on both sides of the fixing belt, and the two ends of the fixing belt are connected to the positioning blocks through the positioning holes.

7. The foldable power vehicle according to any one of claims 1 to 3, characterized in that: The armrest includes a supporting portion, a grabbing portion and a holding portion, wherein the supporting portion is vertically arranged and connected to the base, the grabbing portion is horizontally arranged and connected to the top end of the supporting portion, and the holding portion is integrally connected to the grabbing portion and vertically arranged.

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