CN211797308U - Foldable electric hand-push wheelchair - Google Patents

Abstract

The utility model relates to an electronic wheelchair technical field just discloses a folding electronic hand push wheelchair. This folding electronic hand push wheelchair, including folding leg, cushion and umbrella placer, umbrella placer sets up in the outside of folding leg, the outside fixed welding of folding leg has the handle, one side fixedly connected with back that the handle was kept away from to the folding leg, swing joint has the handrail on the folding leg, the both sides swing joint of folding leg has the head rod. The utility model discloses, through functions such as controller controlling means's walking and locking, this device is convenient to the folding of automobile body, has reduced the required storage space of wheelchair, and is more convenient to accomodating, transporting of wheelchair, and the folding device structure is ingenious, and it is smooth and easy to receive and release the process, easy operation, the automobile body is light, go out convenient to carry, it is more convenient to go out the shopping, saves physical power, it is more convenient to go on a journey, experiences for the light trip of old person, has the practicality.

Description

A foldable electric hand-push wheelchair

technical field

The utility model relates to the technical field of electric wheelchairs, in particular to a foldable electric hand-push wheelchair.

Background technique

Wheelchairs can be divided into motor wheelchairs and hand-cranked wheelchairs according to the driving mode; hand-cranked tricycles can adapt to various road driving because of their large wheel diameters, mainly as long-distance means of transportation outdoors, and can be used appropriately. Loading goods; it has the characteristics of fast driving speed and labor saving. Motor wheelchairs are equipped with backrests, armrests and seat belt restraints to keep the user's body stable, and a short-distance hand-moving device so that in the event of a fault, it can be manually moved to a safe or unobstructed traffic area. It has the characteristics of strong mobility, convenient fuel replenishment and convenient operation.

The current wheelchair has the problem that it is inconvenient to be folded and carried. When it is not needed, it occupies a large space, is inconvenient to carry over a long distance, and does not have the function of sheltering from the rain. Therefore, we propose a foldable electric hand-push wheelchair. .

Utility model content

In view of the deficiencies of the prior art, the utility model provides a foldable electric hand-push wheelchair, which has the advantages of convenient folding, rainproof and the like, and solves the problems that the current electric hand-push wheelchair is inconvenient to fold and does not have the function of blocking rain in rainy days. .

The technical solution adopted by the utility model to solve the technical problem is: a foldable electric hand-push wheelchair, comprising a folding frame, a seat cushion and an umbrella placing device, the umbrella placing device is arranged on the outer side of the folding frame; the folding frame A handle is fixedly welded on the outside of the folding frame, a backrest is fixedly connected to the side of the folding frame away from the handle, an armrest is movably connected to the folding frame, a first connecting rod is movably connected to both sides of the folding frame, and the seat cushion A second connecting rod is movably connected on both sides, one end of the second connecting rod away from the seat cushion is fixedly connected with the rear wheel, and a third connecting rod is movably connected on the second connecting rod, and the number of the third connecting rod is Two, the other ends of the two third connecting rods are fixedly connected with the front wheel, the third connecting rods are fixedly connected with a cross rod, the outer side of the cross rod is sleeved with a first fixing rod, and the third connecting rod is fixedly connected with the front wheel. A fourth connecting rod is welded on both sides of a fixed rod, a foot pedal is movably connected between the fourth connecting rods, a second fixing rod is movably connected between the second connecting rods, and the second fixing rod A connecting plate is welded on the connecting plate, and an auxiliary wheel is sleeved on the connecting plate.

Further, the umbrella placing device includes a placing frame, the bottom of the inner wall of the placing frame is fixedly connected with a first electric telescopic rod, one end of the first electric telescopic rod is fixedly connected with an umbrella handle, and the outer side of the umbrella handle is sleeved. A push block is connected, an umbrella surface is movably connected to the push block through a connecting piece, a protection frame is hinged on the top of the placement frame, a blocking block is fixedly connected to one side of the protection frame, and a blocking block is opened on the blocking block. A groove is provided on one side of the frame body of the placing frame, a spring is fixedly connected to the bottom of the inner wall of the locking groove, and a clamping rod is movably connected to the outer wall of one side of the placing frame.

Further, the number of the armrests is two, and a controller is fixedly installed on one armrest.

Further, the seat cushion is provided with a chute, and one end of the first connecting rod away from the folding frame is slidably connected to the chute.

Further, a fixing block is fixedly connected to the clamping rod, and the fixing block is clamped with the groove.

Further, a second electric telescopic rod is fixedly connected to the outer side of the umbrella handle, and one end of the second electric telescopic rod is fixedly connected to the push block.

The beneficial effects of the present utility model are:

1. The foldable electric hand-push wheelchair controls the walking and locking functions of the device through the controller. When it needs to be folded, fold the two armrests upwards, move the first connecting rod toward the direction close to the folding frame, and then fold the The second connecting rod is folded in the same direction, the first connecting rod and the second connecting rod drive the seat cushion to move closer to the direction of the folding frame, and then the third connecting rod is moved closer to the direction of the second connecting rod, and finally the auxiliary wheel is left to help Walking, then put away the connecting plate, and fold the auxiliary wheel. This folding trolley can hold the handle to help walking. The seat cushion and backrest are made of rough leather, which is more stable and not easy to slide when riding. The leather material is waterproof and easy to clean. The device facilitates the folding of the car body, reduces the storage space required for the wheelchair, and makes the storage and transfer of the wheelchair more convenient. The folding device has an ingenious structure, smooth retraction process, simple operation, light car body, and easy to carry out. , it is more convenient to go shopping, save physical strength, travel more convenient, and give the elderly a relaxed travel experience, which is practical.

2. The foldable electric hand-push wheelchair has a rainproof function, making it more convenient to travel in rainy days. An umbrella placing device is installed on the folding frame. When the umbrella needs to be used, the fixing block is separated from the groove, and the spring will pop out the protective frame , then start the first electric telescopic rod, the first electric telescopic rod drives the umbrella handle to move upward, so that the umbrella surface is exposed to the placement frame, and then start the second electric telescopic rod, so that the second electric telescopic rod pushes the push block upward, and the umbrella surface is moved upward. Open, so as to realize the function of covering the rain in rainy days. When it is not needed, put the umbrella into the frame, and use the clamp to limit it to complete the storage function. When it rains, it is convenient to open the umbrella to cover the rain, and it is convenient to store when not in use, which is practical.

Description of drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the accompanying drawings that are required to be used in the description of the embodiments or in the prior art will be briefly introduced below.

Fig. 1 is the structural representation of the utility model;

Figure 2 is a side view of the utility model;

Fig. 3 is the structural schematic diagram of the umbrella placement device of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 3 of the present utility model.

Description of reference numerals: 1. Folding frame; 2. Handle; 3. Backrest; 4. Armrest; 5. Controller; 6. First connecting rod; 7. Seat cushion; 8. Chute; 9. Second connecting rod; 10. Rear wheel; 11. Third connecting rod; 12. Front wheel; 13. Cross rod; 14. First fixing rod; 15. Fourth connecting rod; 16. Foot pedal; 17. Second fixing rod; 18 , connecting plate; 19, auxiliary wheel; 20, umbrella placing device; 201, placing frame; 202, first electric telescopic rod; 203, umbrella handle; 204, push block; 205, second electric telescopic rod; 206, umbrella surface ; 207, protective frame; 208, block; 209, groove; 2010, groove; 2011, spring; 2012, clamp; 2013, fixed block.

Detailed ways

The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the utility model.

1-4, a foldable electric hand-push wheelchair includes a folding frame 1, a seat cushion 7 and an umbrella placing device 20. The umbrella placing device 20 is arranged on the outer side of the folding frame 1, and the outer side of the folding frame 1 is fixedly welded with The handle 2 and the handle 2 are designed with an arc, which conforms to people's grasping habits. The side of the folding frame 1 away from the handle 2 is fixedly connected with the backrest 3, the seat cushion 7 is concave, and the seat cushion 7 is made of rough leather, which is more stable and not easy to slide when riding. The leather material is waterproof and easy to clean. The backrest 3 fits the curvature of the back, which conforms to the ergonomic bone characteristics of middle-aged and elderly people. A controller 5 is fixedly installed on the armrest 4 on one side, a first connecting rod 6 is movably connected to both sides of the folding frame 1, and a chute 8 is provided on the seat cushion 7, and the first connecting rod 6 is far away from the side of the folding frame 1. One end is slidably connected with the chute 8, the two sides of the seat cushion 7 are movably connected with a second connecting rod 9, and one end of the second connecting rod 9 away from the seat cushion 7 is fixedly connected with a rear wheel 10, and the rear wheel 10 adopts a pneumatic tire, which has a good shock absorption effect. , the front wheel has built-in shock absorption 360° steering, the front wheel is 12 small, the rear wheel is 10 large, and the stability is high. The second connecting rod 9 is movably connected with a third connecting rod 11, and the number of the third connecting rod 11 is two, two The other ends of the third connecting rods 11 are fixedly connected with the front wheels 12 , the third connecting rods 11 are fixedly connected with a cross rod 13 , and the outer side of the cross rod 13 is sleeved with a first fixing rod 14 , and the first fixing rod 14 A fourth connecting rod 15 is welded on both sides of the device, and a foot pedal 16 is movably connected between the fourth connecting rod 15. The height of the foot pedal 16 is adjustable and is provided with an adjustment button (not shown in the figure), and the second connecting rod A second fixed rod 17 is movably connected between 9 and 9, a connecting plate 18 is welded on the second fixed rod 17, and an auxiliary wheel 19 is sleeved on the connecting plate 18. The device adopts an electric balance function, which is more stable at the same speed. The design of taillights (not marked in the picture) makes it safer to drive at night or in dim light. At the same time, the design of taillights when braking reminds the rear to pay attention to avoidance. The armrests can be opened and closed, making it easier for the elderly to get on and off the car.

2-4, the umbrella placing device 20 includes a placing frame 201, a first electric telescopic rod 202 is fixedly connected to the bottom of the inner wall of the placing frame 201, and an umbrella handle 203 is fixedly connected to one end of the first electric telescopic rod 202, and the umbrella handle 203 A push block 204 is sleeved on the outside of the umbrella handle 203, a second electric telescopic rod 205 is fixedly connected to the outside of the umbrella handle 203, one end of the second electric telescopic rod 205 is fixedly connected with the push block 204, and the push block 204 is movably connected with an umbrella through a connector On the surface 206, the top of the placing frame 201 is hinged with a protective frame 207, one side of the protective frame 207 is fixedly connected with a clamping block 208, a groove 209 is formed on the clamping block 208, and a clamping groove is formed on one side of the frame body of the placing frame 201 In 2010, a spring 2011 is fixedly connected to the bottom of the inner wall of the card slot 2010 , a locking rod 2012 is movably connected to the outer wall of one side of the placing frame 201 , and a fixing block 2013 is fixedly connected to the locking rod 2012 , and the fixing block 2013 is engaged with the groove 209 .

When in use, the controller 5 controls the walking and locking functions of the device. When folding is required, the two armrests 4 are folded upward, the first connecting rod 6 is moved toward the direction close to the folding frame 1, and then the second connecting The rod 9 is folded in the same direction, the first connecting rod 6 and the second connecting rod 9 drive the seat cushion 7 to move closer to the direction of the folding frame 1, and then the third connecting rod 11 is moved closer to the direction of the second connecting rod 9, and finally the remaining The lower auxiliary wheel 19 helps walking, then the connecting plate 18 is put away, and the auxiliary wheel 19 is folded. The folding trolley can hold the handle 2 to help walking. The seat cushion 7 and the backrest 3 are made of rough leather, which is more stable and not easy to slide when riding. The material has waterproof function and is easy to clean. In addition, the wheelchair of the device has a rainproof function, making it more convenient to travel in rainy days. An umbrella placing device 20 is installed on the folding frame 1. When an umbrella needs to be used, connect the fixing block 2013 to the groove 209. Separation, the spring 2011 ejects the protective frame 207, and then activates the first electric telescopic rod 202, the first electric telescopic rod 202 drives the umbrella handle 203 to move upward, so that the umbrella surface 206 is exposed to the placing frame 201, and then the second electric telescopic rod 205 is activated, The second electric telescopic rod 205 pushes the push block 204 to move upward to open the umbrella surface 206, thereby realizing the function of sheltering the rain in rainy days. The function of storage can be completed by limiting the position.

It should be noted that, herein, terms such as "comprising", "comprising" or any other variation thereof are intended to encompass non-exclusive inclusion, such that a process, method, article or device comprising a series of elements includes not only those elements , but also other elements not expressly listed or inherent to such a process, method, article or apparatus. Without further limitation, an element defined by the phrase "comprises a reference structure" does not preclude the presence of additional identical elements in the process, method, article or apparatus that includes the element.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents. The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Thus, the present invention is not intended to be limited to the embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (6)

1. A foldable electric hand-push wheelchair, comprising a folding frame (1), a seat cushion (7) and an umbrella placing device (20), characterized in that: the umbrella placing device (20) is arranged on the folding frame (1) The outer side of the folding frame (1) is fixedly welded with a handle (2), the side of the folding frame (1) away from the handle (2) is fixedly connected with a backrest (3), and the folding frame (1) An armrest (4) is movably connected to the upper part, a first connecting rod (6) is movably connected to both sides of the folding frame (1), and a second connecting rod (9) is movably connected to both sides of the seat cushion (7). A rear wheel (10) is fixedly connected to one end of the second connecting rod (9) away from the seat cushion (7), and a third connecting rod (11) is movably connected to the second connecting rod (9). The number of the connecting rods (11) is two, the other ends of the two third connecting rods (11) are fixedly connected with the front wheels (12), and the third connecting rods (11) are fixedly connected with a cross rod ( 13), a first fixing rod (14) is sleeved on the outer side of the transverse rod (13), and a fourth connecting rod (15) is welded on both sides of the first fixing rod (14). A foot pedal (16) is movably connected between the rods (15), a second fixing rod (17) is movably connected between the second connecting rods (9), and a second fixing rod (17) is welded on the second fixing rod (17). A connecting plate (18) is sleeved with an auxiliary wheel (19) on the connecting plate (18). 2. A foldable electric hand-push wheelchair according to claim 1, wherein the umbrella placing device (20) comprises a placing frame (201), and the bottom of the inner wall of the placing frame (201) is fixedly connected There is a first electric telescopic rod (202), one end of the first electric telescopic rod (202) is fixedly connected with an umbrella handle (203), and the outer side of the umbrella handle (203) is sleeved with a push block (204), so An umbrella surface (206) is movably connected to the push block (204) through a connector, a protection frame (207) is hinged on the top of the placement frame (201), and a card is fixedly connected to one side of the protection frame (207). A block (208), a groove (209) is formed on the clamping block (208), and a clamping groove (2010) is opened on one side frame of the placing frame (201), and the clamping groove (2010) is A spring (2011) is fixedly connected to the bottom of the inner wall, and a clamping rod (2012) is movably connected to one outer wall of the placing frame (201). 3. A foldable electric hand-push wheelchair according to claim 1, characterized in that: the number of the armrests (4) is two, and a controller ( 5). 4. A foldable electric hand-push wheelchair according to claim 1, characterized in that: the seat cushion (7) is provided with a chute (8), and the first connecting rod (6) is away from the folding frame One end of (1) is slidingly connected with the chute (8). The foldable electric hand-push wheelchair according to claim 2, characterized in that: a fixing block (2013) is fixedly connected to the clamping rod (2012), and the fixing block (2013) is connected to the groove. (209) Snap. 6. A foldable electric hand-push wheelchair according to claim 2, wherein a second electric telescopic rod (205) is fixedly connected to the outer side of the umbrella handle (203), and the second electric telescopic rod One end of the rod (205) is fixedly connected with the push block (204).

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