Manual wheelchair booster

Abstract

The utility model relates to a manual wheelchair booster which comprises a base, power-assisted wheels are installed on the two sides of the base respectively, two hub motors used for driving the power-assisted wheels to rotate respectively are installed in the base, a battery electrically connected with the motors is installed on the base, a shock absorber is installed on the base, and a folding support is installed at the top end of the shock absorber. A telescopic support is arranged on the folding support, and a locking support used for fixing the manual wheelchair booster to a wheelchair is arranged at one end of the telescopic support. By adjusting the folding support and the telescopic support, the manual wheelchair booster is detachably fixed to the left support and the right support of the rear wheel of the manual wheelchair, locking is firm, the manual wheelchair booster is fixed to the wheelchair, and meanwhile the two boosting wheels make contact with the ground. In the driving process, the two hands are liberated or fatigue is relieved, a wheelchair user can go out farther, and convenience is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a wheelchair booster technical field especially a manual wheelchair booster. BACKGROUND

[0002] Generally, the disabled can independently go back to the destination by riding a wheelchair, but most of the products on the market are manual wheelchairs, which need to rely on the manual rotation of the wheelchair user to travel, and it is more tiring to push the wheelchair with hands for a long time. When going out to a very far place, it is not only time-consuming and laborious, but also extremely inconvenient. SUMMARY

[0003] In view of the deficiencies in the prior art, the utility model aims at providing a manual wheelchair booster which is suitable for manual wheelchair products and is a booster device to free the hands of wheelchair users or relieve fatigue, so that wheelchair users can go further out, greatly improving the convenience.

[0004] The above utility model of the utility model is realized by the following technical scheme:

[0005] A manual wheelchair booster comprises a base, two booster wheels are mounted on the two sides of the base, two hub motors for driving the rotation of the booster wheels are mounted in the base, a battery electrically connected with the motor is mounted on the base, a shock absorber is mounted on the base, a folding support is mounted at the top end of the shock absorber, an extension support is arranged on the folding support, and a locking support for fixing the manual wheelchair booster on a wheelchair is arranged at one end of the extension support.

[0006] As a further technical scheme of the utility model, the shock absorber comprises two shock absorber pipes, one end of the two shock absorber pipes is fixed on the base, a connecting frame is arranged between the other ends of the two shock absorber pipes away from the base, a mounting frame is detachably fixed on the connecting frame, and the folding support is arranged on the mounting frame.

[0007] As a further technical scheme of the utility model, the folding support comprises two folding pipes, the two folding pipes are symmetrically and rotatably arranged on the mounting frame, and the extension support is mounted in the folding pipe.

[0008] As a further technical scheme of the utility model, the extension support comprises an extension pipe and a locking adjusting piece mounted on the folding pipe, one end of the extension pipe is inserted into the folding pipe, a waist-shaped hole is formed in the side wall of the extension pipe for the end of the locking adjusting piece to pass through, a locking handle is arranged on the locking adjusting piece, and the extension pipe can be locked or released by rotating the locking handle.

[0009] As a further technical scheme of the utility model: the locking support is a mounting plate, the mounting plate is rotationally arranged at one end of the telescopic pipe away from the folding pipe, and two bolts for fixing the mounting plate on the wheelchair are mounted on the mounting plate.

[0010] As a further technical scheme of the utility model: a Bluetooth module is arranged in the base, the Bluetooth module is connected with the remote controller, and the control button of the remote controller can control the manual wheelchair booster to move forward and turn left or right.

[0011] As a further technical scheme of the utility model: the locking support comprises a first clamping plate, a second clamping plate, an adjusting handle and a U-shaped locking ring, the first clamping plate is rotationally arranged at one end of the telescopic pipe away from the folding pipe, one side of the second clamping plate is rotationally connected with the first clamping plate, the other side of the second clamping plate is provided with a limiting groove for clamping the U-shaped locking ring, one end of the adjusting handle is rotationally arranged on the second clamping plate, and the U-shaped locking ring is rotationally arranged on the adjusting handle.

[0012] In summary, the utility model has at least one of the following beneficial technical effects:

[0013] 1.The utility model discloses a manual wheelchair booster, which is detachably fixed on the rear wheel left and right supports of a manual wheelchair through adjusting a folding support and a telescopic support, using a locking support, and is firmly locked, so that the manual wheelchair booster is fixed on the wheelchair, and two booster wheels are in contact with the ground. A remote controller is used, two booster wheels are driven to rotate by an internal motor to push the manual wheelchair, and a shock absorber is arranged to ensure that the wheelchair passes through uneven road surfaces, the two booster wheels are always in contact with the ground through the up-down telescoping of the shock absorber, the boosting is uninterrupted, both hands are released or fatigue is relieved during the driving process, and the wheelchair user can go further away, thereby greatly improving the convenience.

[0014] 2.The utility model discloses a shock absorber, a folding support and a telescopic support arranged on the base, so that the manual wheelchair booster can be installed on wheelchairs of different widths and heights, has strong universality and great economic promotion value. DRAWINGS

[0015] Figure 1 It is a schematic view of the overall structure of the embodiment one.

[0016] Figure 2 It is a schematic view of the overall structure of the embodiment two.

[0017] Figure 3 It is Figure 2 A partial enlarged schematic view of part A.

[0018] 1, base; 2, assist wheel; 3, battery; 4, shock absorber; 5, folding support; 6, telescopic support; 7, locking support; 71, mounting plate; 72, first clamping plate; 73, second clamping plate; 74, adjusting handle; 75, U-shaped locking ring; 76, limiting groove; 8, shock absorbing tube; 9, connecting frame; 10, mounting frame; 11, folding tube; 12, telescopic tube; 13, locking adjusting piece; 14, waist-shaped hole; 15, locking handle. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application; obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments, and all other embodiments obtained by those of ordinary skill in the art without creative labor based on the embodiments in the present application are within the scope of protection of the present application.

[0020] In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom end" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0021] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "sleeved / connected", "connected" and the like should be broadly understood, for example, "connected" can be fixedly connected, can be detachably connected, or integrally connected; can be mechanically connected, can be electrically connected; can be directly connected, can be indirectly connected through an intermediate medium, and can be connected inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to the specific circumstances.

[0022] Embodiment one:

[0023] Reference Figure 1The utility model discloses a manual wheelchair booster, including base 1, the both sides of base 1 are installed with booster wheel 2 respectively, the inside installation of base 1 has two respectively for driving booster wheel 2 rotation's wheel hub motor, the installation of battery 3 with motor electricity connection is established on base 1, the installation of shock absorber 4 is established on base 1, the top of shock absorber 4 is installed with folding support 5, be provided with telescopic support 6 on folding support 5, one end of telescopic support 6 is provided with for the locking support 7 of manual wheelchair booster fixed on the wheelchair, in this embodiment, battery 3 is 24V6AH replaceable battery 3, provides the electric energy for the two wheel hub motors in the inside of base 1.

[0024] Shock absorber 4 includes two shock absorber pipes 8, one end of two shock absorber pipes 8 is fixed on base 1, and a connecting frame 9 is arranged between the other ends of the two shock absorber pipes 8 away from the base 1. The mounting frame 10 is detachably fixed on the connecting frame 9, and the folding support 5 is arranged on the mounting frame 10.

[0025] The folding support 5 includes two folding pipes 11, and the two folding pipes 11 are symmetrically arranged on the mounting frame 10. The telescopic support 6 is arranged in the folding pipe 11. The telescopic support 6 includes a telescopic pipe 12 and a locking adjusting member 13 arranged on the folding pipe 11. One end of the telescopic pipe 12 is inserted into the folding pipe 11. A waist-shaped hole 14 is formed in the side wall of the telescopic pipe 12 for the locking adjusting member 13 to pass through. The locking adjusting member 13 is provided with a locking handle 15. The telescopic pipe 12 can be locked or released by rotating the locking handle 15.

[0026] In this embodiment, the locking support 7 is a mounting plate 71, which is rotatably arranged at one end of the telescopic pipe 12 away from the folding pipe 11. Two bolts are arranged on the mounting plate 71 for fixing the mounting plate 71 on the wheelchair. The manual wheelchair booster can be detachably fixed on the left and right supports of the rear wheels of the manual wheelchair by using the bolts, which is convenient for disassembly. A Bluetooth module is arranged in the base 1, and the Bluetooth module is connected with a remote controller. The control buttons of the remote controller can control the manual wheelchair booster to move forward and turn left or right.

[0027] Embodiment two

[0028] Reference Figure 2 and Figure 3 A manual wheelchair booster, which is different from the embodiment one, includes a first clamping plate 72, a second clamping plate 73, an adjusting handle 74, and a U-shaped locking ring 75. The first clamping plate 72 is rotatably arranged at one end of the telescopic pipe 12 away from the folding pipe 11. One side of the second clamping plate 73 is rotatably connected with the first clamping plate 72. The other side of the second clamping plate 73 is provided with a limiting groove 76 for clamping the U-shaped locking ring 75. One end of the adjusting handle 74 is rotatably arranged on the second clamping plate 73. The U-shaped locking ring 75 is rotatably arranged on the adjusting handle 74.

[0029] In the installation, the rotating adjustment handle 74 makes the U-shaped locking ring 75 disengage from the limiting groove 76, the second clamping plate 73 is rotatably sleeved on the left and right supports of the rear wheels of the manual wheelchair, the first clamping plate 72 and the second clamping plate 73 tightly clamp the left and right supports of the rear wheels of the manual wheelchair, the rotating adjustment handle 74 is rotated to make the U-shaped locking ring 75 clamped in the limiting groove 76 on the second clamping plate 73, and the manual wheelchair booster is fixed on the manual wheelchair, and meanwhile, the manual wheelchair booster is convenient to disassemble.

[0030] The utility model discloses the implementation principle is: the utility model discloses a kind of manual wheelchair booster, it is through adjusting folding support 5 and telescopic support 6, using locking support 7, detachable manual wheelchair booster is fixed on the left and right supports of the rear wheels of manual wheelchair, locking firm, make manual wheelchair booster is fixed on wheelchair, while two booster wheels 2 contact with ground. Using remote controller, two booster wheels 2 are rotated to push manual wheelchair by internal motor drive, by the shock absorber 4 set, can guarantee wheelchair when passing uneven road, by the up-down telescoping of shock absorber 4, make two booster wheels 2 always ground, boost uninterrupted, during driving process to free hands or relieve fatigue, so that wheelchair user can go out farther place, greatly improve convenience.

[0031] The embodiments of the specific embodiment are preferred embodiments of the utility model, and are not limited to the protection scope of the utility model, so that: equivalent changes made according to the structure, shape and principle of the utility model should be covered in the protection scope of the utility model.

Claims

1. A manual wheelchair booster, comprising a base (1), two booster wheels (2) are respectively installed on both sides of the base (1), two hub motors respectively used for driving the rotation of the booster wheels (2) are installed inside the base (1), a battery (3) electrically connected with the motors is installed on the base (1), characterized in that, The base (1) is provided with a shock absorber (4), the top end of the shock absorber (4) is provided with a folding support (5), the folding support (5) is provided with a telescopic support (6), one end of the telescopic support (6) is provided with a locking support (7) for fixing the manual wheelchair booster on the wheelchair.

2. A hand driven wheelchair booster according to claim 1, characterized in that The shock absorber (4) comprises two shock absorbing pipes (8), one end of the two shock absorbing pipes (8) is fixed on the base (1), a connecting frame (9) is arranged between the other ends of the two shock absorbing pipes (8) away from the base (1), a mounting frame (10) is detachably fixed on the connecting frame (9), and the folding support (5) is arranged on the mounting frame (10).

3. A hand driven wheelchair booster according to claim 2, characterized in that The folding support (5) comprises two folding pipes (11), the two folding pipes (11) are respectively arranged on the mounting frame (10) in a symmetrical and rotating manner, and the telescopic support (6) is mounted in the folding pipe (11).

4. A hand driven wheelchair booster according to claim 3, characterized in that The telescopic support (6) comprises a telescopic pipe (12) and a locking adjusting piece (13) mounted on the folding pipe (11), one end of the telescopic pipe (12) is inserted into the folding pipe (11), a waist-shaped hole (14) is formed in the side wall of the telescopic pipe (12) and used for allowing one end of the locking adjusting piece (13) to pass through, a locking handle (15) is arranged on the locking adjusting piece (13), and the telescopic pipe (12) can be locked or released by rotating the locking handle (15).

5. A hand driven wheelchair booster according to claim 4, characterized in that The locking support (7) is a mounting plate (71), the mounting plate (71) is arranged on one end of the telescopic pipe (12) away from the folding pipe (11) in a rotating manner, and two bolts for fixing the mounting plate (71) on the wheelchair are mounted on the mounting plate (71).

6. A hand driven wheelchair booster according to claim 1, characterized in that A Bluetooth module is arranged in the base (1), the Bluetooth module is connected with a remote controller, and the control buttons of the remote controller can control the manual wheelchair booster to move forward and turn left or right.

7. A hand driven wheelchair booster according to claim 4, characterized in that The locking support (7) comprises a first clamping plate (72), a second clamping plate (73), an adjusting handle (74) and a U-shaped locking ring (75), the first clamping plate (72) is arranged on one end of the telescopic pipe (12) away from the folding pipe (11) in a rotating manner, one side of the second clamping plate (73) is connected with the first clamping plate (72) in a rotating manner, the other side of the second clamping plate (73) is provided with a limiting groove (76) for clamping the U-shaped locking ring (75), one end of the adjusting handle (74) is arranged on the second clamping plate (73) in a rotating manner, and the U-shaped locking ring (75) is arranged on the adjusting handle (74) in a rotating manner.

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