Conveniently-stored sunshade device for electric wheelchair

Abstract

The utility model discloses an electric wheelchair sunshade device convenient to store, which comprises an electric wheelchair, the electric wheelchair is connected with a sunshade adjusting piece, the sunshade adjusting piece comprises a sunshade component and a support frame, the sunshade component is mounted on the electric wheelchair and used for shading, the sunshade component comprises a support frame mounted on the rear side of the electric wheelchair, and the support frame is used for supporting the electric wheelchair. The middle of the supporting frame is fixedly connected with a first motor, the output end of the lower side of the first motor is coaxially and fixedly connected with a screw rod, and the screw rod is in threaded connection with a lifting frame in sliding connection with the supporting frame. According to the sun-shading device convenient to store for the electric wheelchair, the supporting frame, the first motor, the screw rod, the lifting frame, the connecting plate, the electric sliding rail and the sliding strip are matched with one another, so that the first sun-shading cloth and the two sets of second sun-shading cloth shield the top, the left side, the right side and the arm-chair side of the electric wheelchair, and the sun-shading effect on a user sitting on the electric wheelchair is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of sunshade for electric wheelchairs, in particular to a sunshade device for electric wheelchairs which is easy to store. Background Art

[0002] When a wheelchair is used outdoors, it needs to be equipped with a corresponding sun protection device to protect the user. The sunshade device for an electric wheelchair with reference to publication number CN211962395U includes a wheelchair push handle, a parasol storage box, and a parasol, which effectively provides sunshade for the user and can also store the parasol without affecting the user's normal walking. As described in the above patent, when the existing sunshade device for an electric wheelchair is used, it can only provide sunshade for the user's head, and its sunshade effect is poor. In addition, the manual installation and storage operation of the sunshade end is relatively complicated, which is not conducive to the operation of users with limited mobility. Utility Model Content

[0003] In view of the deficiencies in the prior art, the utility model provides a sunshade device for an electric wheelchair that is easy to store, thereby solving the problems of poor sunshade effect of the device and being inconvenient for users to install and store.

[0004] To achieve the above purpose, the utility model is implemented through the following technical solutions: a sunshade device for an electric wheelchair that is easy to store, comprising an electric wheelchair, the electric wheelchair is connected to a sunshade adjustment member, and the sunshade adjustment member comprises:

[0005] A sunshade assembly is installed on an electric wheelchair for sunshade, the sunshade assembly includes a support frame installed on the rear side of the electric wheelchair, a first motor is fixedly connected to the middle of the support frame, a screw is coaxially fixedly connected to the output end of the lower side of the first motor, the screw is threadedly connected to a lifting frame slidably connected to the support frame, a connecting plate is provided on the top of the lifting frame, electric slide rails are installed on the rear ends of both sides of the connecting plate, two groups of the electric slide rails are slidably connected to slide bars, a first sunshade cloth slidably connected to the connecting plate is fixedly connected to the front side of the slide bar, and a second sunshade cloth slidably connected to the support frame is fixedly connected to the lower ends of the two groups of electric slide rails;

[0006] The storage assembly is installed on the support frame and is used for storing the first sunshade cloth and the second sunshade cloth.

[0007] Preferably, a stopper is fixedly connected to the bottom of the screw rod, and the support frame is located at the lower side of the handlebar end of the electric wheelchair.

[0008] Preferably, a baffle is provided at the bottom of the lifting frame, and a horizontal groove and a vertical groove are provided at the inner end of the connecting plate, which are respectively slidably connected to the first sunshade cloth, and the horizontal groove and the vertical groove are connected to each other.

[0009] Preferably, the storage assembly includes a second motor installed at the upper left end of the support frame, the output end of the second motor is coaxially fixedly connected with a winding column rotatably connected to the support frame, the winding column is fixedly connected to the bottom of the first sunshade cloth, and the lower side of the support frame is connected with a winding member for storing the second sunshade cloth.

[0010] Preferably, the winding member includes a third motor installed at the lower end of the support frame, and the output ends on both sides of the third motor are connected to bevel gear assemblies. The driven bevel gears in the two sets of bevel gear assemblies are coaxially fixedly connected to a winding roller that is rotatably connected to the lower side of the support frame. The winding roller is fixedly connected to the bottom of the second sunshade cloth, and the active bevel gear in the bevel gear assembly is coaxially fixedly connected to the output end of the third motor.

[0011] Preferably, the first motor, the screw rod and the lifting frame are all close to the seat side of the electric wheelchair, and the electric slide rail is located on the upper side of the handlebar end of the electric wheelchair.

[0012] Beneficial Effects

[0013] The utility model provides a sunshade device for an electric wheelchair that is easy to store. Compared with the prior art, it has the following beneficial effects:

[0014] (1) The sunshade device for an electric wheelchair that is easy to store is provided with a sunshade assembly in the device so that the support frame, the first motor, the screw rod, the lifting frame, the connecting plate, the electric slide rail, and the slide bar cooperate with each other, so that the first sunshade cloth and the two sets of second sunshade cloths can shield the top, left side, right side, and backrest side of the electric wheelchair, thereby providing sufficient sunshade for the user sitting on the electric wheelchair. While the lifting frame, the connecting plate, the electric slide rail, and the slide bar can be easily stored, the sunshade end does not need to be manually installed by the user and has strong stability.

[0015] (2) The sunshade device for an electric wheelchair that is easy to store is configured with a storage component inside the device so that the second motor, the winding column, the third motor, the bevel gear component, and the winding roller cooperate with each other to achieve the winding of the first sunshade cloth and the second sunshade cloth, thereby facilitating the storage of the entire device and playing a role in saving space. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a front perspective view of the utility model;

[0017] Figure 2 It is an enlarged view of the inner winding member of the utility model;

[0018] Figure 3 This is a side perspective view of the inner sunshade assembly of the utility model after it is unfolded;

[0019] Figure 4 It is a side perspective view of the internal sunshade assembly of the utility model after being stored.

[0020] In the figure: 1. electric wheelchair; 2. sunshade assembly; 21. support frame; 22. first motor; 23. screw; 24. lifting frame; 25. connecting plate; 26. electric slide rail; 27. slide bar; 28. first sunshade cloth; 29. ​​second sunshade cloth; 3. storage assembly; 31. second motor; 32. winding column; 33. winding member; 331. third motor; 332. bevel gear assembly; 333. winding roller. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] like Figure 1-4 The first embodiment shown is a sunshade device for an electric wheelchair that is easy to store, comprising an electric wheelchair 1, the electric wheelchair 1 is connected to a sunshade adjustment member, and the sunshade adjustment member comprises:

[0023] A sunshade assembly 2 is installed on the electric wheelchair 1 for sunshade. The sunshade assembly 2 includes a support frame 21 installed on the rear side of the electric wheelchair 1. A first motor 22 is fixedly connected to the middle of the support frame 21. A screw 23 is coaxially fixedly connected to the output end of the lower side of the first motor 22. The screw 23 is threadedly connected to a lifting frame 24 that is slidably connected to the support frame 21. A connecting plate 25 is provided on the top of the lifting frame 24. Electric slide rails 26 are installed on the rear ends of both sides of the connecting plate 25. Two sets of electric slide rails 26 are slidably connected to slide bars 27. The front side of the slide bar 27 is fixedly connected to a first sunshade cloth 28 that is slidably connected to the connecting plate 25. The lower ends of the two sets of electric slide rails 26 are fixedly connected to a second sunshade cloth 29 that is slidably connected to the support frame 21.

[0024] The storage assembly 3 is installed on the support frame 21 and is used to store the first sunshade cloth 28 and the second sunshade cloth 29; a stopper is fixedly connected to the bottom of the screw rod 23, and the support frame 21 is located at the lower side of the handle end of the electric wheelchair 1; a stopper is provided at the bottom of the lifting frame 24, and the inner end of the connecting plate 25 is provided with a horizontal groove and a vertical groove respectively connected to the first sunshade cloth 28 for sliding, and the horizontal groove and the vertical groove are connected to each other; the first motor 22, the screw rod 23, and the lifting frame 24 are all close to the side of the electric wheelchair 1, and the electric slide rail 26 is located on the upper side of the handle end of the electric wheelchair 1; the first sunshade cloth 28 and the two sets of second sunshade cloths 29 shield the top, left side, right side, and side of the electric wheelchair 1 through the cooperation of the support frame 21, the first motor 22, the screw rod 23, the lifting frame 24, the connecting plate 25, the electric slide rail 26, and the slide bar 27.

[0025] like Figure 1-3 The second embodiment shown is mainly different from the first embodiment in that:

[0026] The storage assembly 3 includes a second motor 31 installed at the left end of the upper side of the support frame 21, and the output end of the second motor 31 is coaxially fixedly connected to a winding column 32 that is rotatably connected to the support frame 21, and the winding column 32 is fixedly connected to the bottom of the first sunshade cloth 28, and the lower side of the support frame 21 is connected to a winding member 33 for storing the second sunshade cloth 29;

[0027] The winding member 33 includes a third motor 331 installed at the lower end of the support frame 21, and the output ends on both sides of the third motor 331 are connected to bevel gear assemblies 332. The driven bevel gears in the two sets of bevel gear assemblies 332 are coaxially fixedly connected to a winding roller 333 that is rotatably connected to the lower side of the support frame 21. The winding roller 333 is fixedly connected to the bottom of the second sunshade cloth 29, and the active bevel gear in the bevel gear assembly 332 is coaxially fixedly connected to the output end of the third motor 331. The first motor 22, the second motor 31, the third motor 331, and the electric slide rail 26 are all electrically connected to the controller in the electric wheelchair 1. The first sunshade cloth 28 is connected with the winding column 32 when the slide bar 27 pulls the first sunshade cloth 28, and the winding roller 333 unwinds the second sunshade cloth 29 when the electric slide rail 26 pulls the second sunshade cloth 29. When the first sunshade cloth 28 and the second sunshade cloth 29 need to be wound up, the second motor 31 and the third motor 331 are turned on, and the second motor 31 drives the winding column 32 to rotate to realize the winding of the first sunshade cloth 28, and the third motor 331 drives the winding roller 333 to rotate through the bevel gear assembly 332 to realize the winding of the second sunshade cloth 29.

[0028] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art, and the model parameters of each electrical appliance are not specifically limited, and conventional equipment can be used.

[0029] When in use, the user starts the first motor 22, and the first motor 22 drives the lifting frame 24, the connecting plate 25, the electric slide rail 26, and the slide bar 27 to move upward through the screw rod 23. At the same time, the slide bar 27 pulls the first sunshade cloth 28, and the winding column 32 unwinds the first sunshade cloth 28. The two groups of electric slide rails 26 pull the two groups of second sunshade cloths 29 respectively, and the winding roller 333 unwinds the second sunshade cloth 29. After the connecting plate 25 is lifted to a suitable height, the first motor 22 is turned off and started. The electric slide rail 26 drives the slide bar 27 to move toward the end away from the connecting plate 25, and the slide bar 27 continues to pull the first sunshade cloth 28. After the first sunshade cloth 28 completely covers the upper side of the seat of the electric wheelchair 1, the first sunshade cloth 28 and the second sunshade cloth 29 are straightened, and the first electric slide rail 26 is closed. At this time, the first sunshade cloth 28 and the two sets of second sunshade cloths 29 respectively cover the top, left side, right side and seat back of the electric wheelchair 1, which fully provides sunshade for the user.

[0030] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A sunshade device for an electric wheelchair that is easy to store, comprising an electric wheelchair (1), characterized in that: The electric wheelchair (1) is connected to a sunshade adjustment member, and the sunshade adjustment member comprises: A sunshade assembly (2) is installed on an electric wheelchair (1) for sunshade, the sunshade assembly (2) comprising a support frame (21) installed on the rear side of the electric wheelchair (1), a first motor (22) being fixedly connected to the middle of the support frame (21), a screw (23) being coaxially fixedly connected to the lower output end of the first motor (22), the screw (23) being threadedly connected to a lifting frame (24) slidably connected to the support frame (21), a connecting plate (25) being provided on the top of the lifting frame (24), electric slide rails (26) being installed at the rear ends of both sides of the connecting plate (25), two groups of the electric slide rails (26) being slidably connected to a slide bar (27), a first sunshade cloth (28) being fixedly connected to the front side of the slide bar (27) being slidably connected to the connecting plate (25), and a second sunshade cloth (29) being fixedly connected to the lower ends of the two groups of electric slide rails (26); The storage assembly (3) is installed on the support frame (21) and is used for storing the first sunshade cloth (28) and the second sunshade cloth (29).

2. The sunshade device for an electric wheelchair that is easy to store according to claim 1, characterized in that: A stopper is fixedly connected to the bottom of the screw rod (23), and the support frame (21) is located at the lower side of the handlebar end of the electric wheelchair (1).

3. The sunshade device for an electric wheelchair that is easy to store according to claim 1, characterized in that: The bottom of the lifting frame (24) is provided with a blocking bar, and the inner end of the connecting plate (25) is provided with a horizontal groove and a vertical groove respectively connected to the first sunshade cloth (28) in a sliding manner, and the horizontal groove and the vertical groove are connected to each other.

4. The sunshade device for an electric wheelchair that is easy to store according to claim 1, characterized in that: The storage assembly (3) comprises a second motor (31) mounted on the left upper end of the support frame (21); the output end of the second motor (31) is coaxially fixedly connected to a winding column (32) rotatably connected to the support frame (21); the winding column (32) is fixedly connected to the bottom of the first sunshade cloth (28); and the lower side of the support frame (21) is connected to a winding member (33) for storing the second sunshade cloth (29).

5. The sunshade device for an electric wheelchair that is easy to store according to claim 4, characterized in that: The winding member (33) comprises a third motor (331) mounted at the lower end of the support frame (21); output ends on both sides of the third motor (331) are connected to bevel gear assemblies (332); driven bevel gears in the two sets of bevel gear assemblies (332) are coaxially fixedly connected to a winding roller (333) rotatably connected to the lower side of the support frame (21); the winding roller (333) is fixedly connected to the bottom of the second sunshade cloth (29); and the driving bevel gear in the bevel gear assembly (332) is coaxially fixedly connected to the output end of the third motor (331).

6. The sunshade device for an electric wheelchair that is easy to store according to claim 1, characterized in that: The first motor (22), the screw rod (23), and the lifting frame (24) are all located close to the seat side of the electric wheelchair (1), and the electric slide rail (26) is located on the upper side of the handlebar end of the electric wheelchair (1).

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