CN213910940U - Frame and electric wheelchair provided with same - Google Patents

Abstract

The utility model discloses a frame and an electric wheelchair provided with the frame, the frame comprises symmetrically arranged side plates, the side plates comprise an outer side surface, an inner side surface, a rear end surface and an upper end surface, a bottom plate is arranged between the inner side surfaces of the two side plates, a plurality of first bulges are arranged on two sides of the bottom plate along the length direction of the bottom plate, the length direction of the side plates is provided with first through holes correspondingly arranged with the first bulges, and the first bulges fall into the first through holes; frame simple structure, processing preparation is convenient, utilizes the cooperation of bar arch and through-hole to realize the quick prepositioning of support curb plate, bottom plate and back plate, the welding of being convenient for presss from both sides tightly, improves welded efficiency, reduces the disqualification rate for the wheelchair steadiness of frame and this frame of installation is stronger, the wheelchair is more durable, improves user's experience and feels.

Description

Frame and electric wheelchair provided with same

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to frame and install electronic wheelchair of this frame.

Background

The electric wheelchair is very convenient for the disabled, a plurality of parts in the existing electric wheelchair need to be welded, but the two parts are difficult to align during welding, a welding fixture is not easy to clamp, the requirements can be met after the parts are adjusted for many times, the production efficiency is influenced, the welding result is more, and even some wheelchairs are not in accordance with the standard.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: in order to overcome the defects of the prior art, the utility model provides a frame on an electric wheelchair, which can solve the problem of difficult positioning when welding side plates, a bottom plate and a rear plate, realize the quick positioning of parts to be welded, and facilitate the quick clamping of a welding fixture, so that the whole frame is firmer, the use of a user is safe, and the service life of the wheelchair is prolonged; based on the frame, the utility model provides an electric wheelchair of installation this frame.

The technical scheme is as follows: on the one hand, the support, it is installed on electronic wheelchair, curb plate including the symmetry setting, the curb plate includes lateral surface, medial surface, rear end face and up end, installs the bottom plate between the medial surface of both sides board, the bottom plate both sides set up a plurality of first archs along its length direction, curb plate length direction be provided with first arch corresponds the first through-hole of installation, first arch falls into in the first through-hole.

Further, the method comprises the following steps:

the rear plate is provided with a first strip-shaped through groove, the rear plate is provided with a second protrusion, and when the side plate is connected with the rear plate, the second protrusion falls into the first strip-shaped through groove.

Further, the method comprises the following steps:

still include the backup pad, the up end of curb plate is provided with the second strip and leads to the groove, goes up the backup pad side and is provided with a plurality of third archs, when the curb plate is connected with last backup pad, the third arch falls into the second strip leads to the groove.

Further, the method comprises the following steps:

the number of the first bulges arranged on the two sides is 2-4.

The utility model also provides an electric wheelchair, including foretell frame, front wheel, forearm subassembly, rear wheel, cushion and electric putter, the up end and the cushion fixed mounting of both sides board, terminal surface and electric putter installation under the cushion, the lateral surface and the rear wheel of curb plate are fixed, the front wheel is installed in forearm subassembly one end, the other end of forearm subassembly is fixed the medial surface of curb plate.

Further, the method comprises the following steps:

the front arm assembly comprises a front fork, a front arm and a connecting piece, the front wheel is installed on the front fork, the front fork is connected with the front arm, the front arm is fixed with the connecting piece, and the connecting piece is installed on the inner side surface.

Further, comprising;

the two motors are symmetrically arranged between the outer side surface of the bracket and the rear wheel on the corresponding side.

Further, comprising;

the battery box is arranged on the bottom plate.

Has the advantages that: support simple structure, processing preparation is convenient, utilizes the cooperation of bar arch and through-hole to realize the quick prepositioning of support curb plate, bottom plate and back plate, the welding of being convenient for presss from both sides tightly, improves welded efficiency, reduces the disqualification rate for the wheelchair steadiness of support and this support of installation is stronger, the wheelchair is more durable, improves user's experience and feels.

Drawings

Fig. 1 is a schematic structural view of a vehicle frame according to the present invention;

fig. 2 is an exploded view of a vehicle frame according to an embodiment of the present invention;

FIG. 3 is a schematic view of a wheelchair in accordance with an embodiment of the present invention;

FIG. 4 is a left side view of FIG. 3;

fig. 5 is a rear view of fig. 3.

The figure includes: side plate 1, lateral surface 11, first through-hole 111, medial surface 12, rear end face 13, first strip through groove 131, up end 14, second strip through groove 141, bottom plate 2, first arch 21, back plate 3, second arch 31, engaging lug 32, mounting hole 321, go up backup pad 4, third arch 41, frame 10, front wheel 20, rear wheel 30, cushion 40, electric putter 50, forearm subassembly 60, front fork 601, forearm 602, connection piece 603, motor 70, battery case 80.

Detailed Description

As shown in fig. 1 and 2, the utility model provides a frame, it is installed on electronic wheelchair, curb plate 1 including the symmetry setting, bottom plate 2, back plate 3 and last backup pad 4, curb plate 1 includes lateral surface 11, medial surface 12, rear end face 13 and up end 14, install bottom plate 2 between the medial surface 12 of both sides board 1, 2 both sides of bottom plate set up a plurality of first archs 21 along its length direction, 1 length direction of curb plate is provided with the first through-hole 111 that corresponds the installation with first arch 21 that runs through interior lateral surface, first arch 21 falls into in first through-hole 111. Specifically, the whole bottom plate 2 is a rectangle, two sides of the bottom plate are respectively provided with 2-4 first bulges 21, the best, two sides of the bottom plate 2 are respectively symmetrically arranged to be 3, the first bulges 21 are of a rectangular structure, the sides opposite to the length direction of the bottom plate are long sides of the first bulges 21, the sides of the first bulges 21 perpendicular to the long sides of the bottom plate are short sides, the side faces of the side plate 1 are correspondingly provided with first through holes 111 corresponding to the first bulges 21, the first through holes 11 are slightly larger than the first bulges 21 in length and width, when welding is needed, an operator just fits the first bulges 21 to the first through holes 111, the bottom plate is positioned relative to the side plate through the matching of the first bulges 21 and the first through holes 11, welding clamping is facilitated, and welding efficiency is improved.

Be provided with the logical groove 131 of vertical first strip on curb plate 1's the rear end face 13, be equipped with the protruding 31 of second on the back plate 3, when curb plate 1 is connected with back plate 3, the protruding 31 of second falls into the logical groove 131 of first strip, back plate 3 includes the back plate body of rectangle, and the symmetry is equipped with the protruding 31 of second and engaging lug 32 respectively on the width direction of back plate body both sides, and engaging lug 32 is the subassembly of the other parts of the mountable of reservation, sets up the mounting hole 321 that is greater than one on the engaging lug 32, and the protruding 31 of second mutually supports with the logical groove 131 of first strip for back plate 3 carries out welding position for the curb plate, and the welding of being convenient for is tight.

Based on the above thought, up end 14 of curb plate 1 is provided with the logical groove 141 of horizontal direction's second strip, it is provided with a plurality of third archs 41 to go up backup pad 4 side, when curb plate 1 is connected with last backup pad 4, third arch 41 falls into the logical groove 141 of second strip, it is provided with two third archs 41 to go up 4 each sides of backup pad, third arch 41 and the logical groove 141 of second strip are mutually supported, make and go up the backup pad and carry out welding position for the curb plate, it is tight to be convenient for the welding clamp.

As shown in fig. 3-5, the present invention further provides an electric wheelchair, which comprises the above frame 10, the front wheel 20, the front arm assembly 60, the rear wheel 30, the cushion 40, the electric push rod 50 and the motor 70, wherein the upper end surface 14 of the two side plates 1 and the cushion 40 are fixedly mounted, the lower end surface of the cushion 40 is mounted on the electric push rod 50, the outer side surface 11 of the side plate 1 is fixed on the rear wheel 30, the front wheel 20 is mounted at one end of the front arm assembly 60, and the other end of the front arm assembly 60 is fixed on the inner side surface 12 of the side plate 1.

Specifically, the front arm assembly 60 includes a front fork 601, a front arm 602, and a connecting piece 603, the front wheel 20 is mounted on the front fork 601, the front fork 601 is connected to the front arm 602, the front arm 602 is fixed to the connecting piece 603, and the connecting piece 603 is mounted on the inner side surface 12.

The two motors 70 are symmetrically mounted between the outer side 11 of the frame and the rear wheel 30 on the corresponding side. A battery compartment 80 is also included, the battery compartment 80 being mounted on the base plate 2 adjacent the back plate 3.

The wheelchair mounted by the support is simple in structure and convenient to machine and manufacture, the rapid pre-positioning of the side plates, the bottom plate and the rear plate of the support can be realized by the cooperation of the strip-shaped protrusions, the through holes and the grooves, the welding clamping is facilitated, the welding efficiency is improved, the disqualification rate is reduced, the support and the wheelchair mounted with the support are stronger in stability, the wheelchair is more durable, and the experience of a user is improved.

Claims (8)

1. The utility model provides a frame, its characterized in that, it is installed on electronic wheelchair, curb plate (1) including the symmetry setting, curb plate (1) includes lateral surface (11), medial surface (12), rear end face (13) and up end (14), installs bottom plate (2) between medial surface (12) of both sides board (1), bottom plate (2) both sides set up a plurality of first archs (21) along its length direction, curb plate (1) length direction be provided with first arch (21) correspond first through-hole (111) of installation, first arch (21) fall into in first through-hole (111).

2. The frame according to claim 1, characterized by further comprising a rear plate (3), wherein a first strip-shaped through groove (131) is formed in the rear end face (13) of the side plate (1), a second protrusion (31) is formed in the rear plate (3), and when the side plate (1) is connected with the rear plate (3), the second protrusion (31) falls into the first strip-shaped through groove (131).

3. The frame of claim 1, further comprising an upper support plate (4), wherein a second strip-shaped through groove (141) is formed in the upper end surface (14) of the side plate (1), a plurality of third protrusions (41) are formed in the side surface of the upper support plate (4), and when the side plate (1) is connected with the upper support plate (4), the third protrusions (41) fall into the second strip-shaped through groove (141).

4. The frame according to claim 1, characterized in that the number of the first protrusions (21) arranged on the two sides of the bottom plate (2) is 2-4.

5. An electric wheelchair, characterized in that, including the frame (10), the front wheel (20), the rear wheel (30), the cushion (40), the electric push rod (50) and the forearm subassembly (60) of any one of claims 1-4, the up end (14) and the cushion (40) of both sides board (1) fixed mounting, the cushion (40) lower extreme is installed with electric push rod (50), lateral surface (11) and the rear wheel (30) of curb plate (1) are fixed, front wheel (20) are installed in preceding arm subassembly (60) one end, the other end of forearm subassembly (60) is fixed medial surface (12) of curb plate (1).

6. Electric wheelchair in accordance with claim 5, characterised in that the forearm assembly (60) comprises a front fork (601), a forearm (602) and a connecting piece (603), the front wheel (20) being mounted on the front fork (601), the front fork (601) being connected to the forearm (602), the forearm (602) being fixed to the connecting piece (603), the connecting piece (603) being mounted on the inner side (12).

7. Electric wheelchair in accordance with claim 5, characterised in that it comprises two motors (70) mounted symmetrically between the outer side (11) of the frame and the rear wheel (30) on the corresponding side.

8. Electrically powered wheelchair according to claim 5, further comprising a battery compartment (80), the battery compartment (80) being mounted on the base plate (2).

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