CN216091116U

CN216091116U - Take pedal wheelchair of rotation type hidden

Info

Publication number: CN216091116U
Application number: CN202122521041.3U
Authority: CN
Inventors: 黄飞庆; 何啟昌; 陈尚武
Original assignee: Foshan Zhongzhi Medical Technology Co ltd
Current assignee: Foshan Zhongzhi Medical Technology Co ltd
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-03-22
Anticipated expiration: 2031-10-20

Abstract

The utility model provides a wheelchair with rotary hidden pedals, which belongs to the field of medical equipment and comprises a wheelchair main body, wherein the wheelchair main body is provided with pedals and a limiting seat for limiting the pedals to slide and rotate downwards, a folding structure is arranged on the wheelchair main body and comprises a transverse folding structure, a vertical folding structure and a three-folding connecting rod for connecting the transverse folding structure and the vertical folding structure, the transverse folding structure and the vertical folding structure are synchronously folded through the linkage of the three-folding connecting rod, the folding operation convenience is not influenced, the folding structure has smaller volume after being folded, a chair frame which can be disassembled into an armrest part and a main frame part is matched, and the rotatable hidden pedals can occupy less space after being disassembled and folded, the limited space can be fully utilized in the storage and transportation processes, the storage and transportation efficiency is improved, and the storage and transportation cost is reduced, in addition, the rotatable hidden pedal can bring better use experience.

Description

Take pedal wheelchair of rotation type hidden

Technical Field

The utility model belongs to the field of medical equipment, and particularly relates to a wheelchair with a rotary hidden pedal.

Background

The wheelchair is a chair provided with wheels and capable of helping to replace walking, is divided into electric and manual folding wheelchairs, is an important moving tool for home rehabilitation, turnover transportation, diagnosis and outgoing activities of wounded persons, patients and disabled persons, not only meets the requirements of physical disabilities and mobility-handicapped persons for riding instead of walking, but also is more important to facilitate the family members to move and care for the patients, so that the patients can do physical exercises and participate in social activities by means of the wheelchair.

The common wheelchair generally comprises a foldable frame, front and rear wheels, a pedal, left and right detachable armrests, a handle brake device, a seat and the like, wherein the foldable frame comprises a plurality of X-shaped frames, and the folding is formed by the rotation of two support rods of the X-shaped frames. However, even if the structure of the X-shaped frame is folded, the size of the wheelchair is still relatively large due to the height restriction of the X-shaped frame, and the wheelchair occupies a large space in the process of storage and transportation, so that the efficiency and the cost of storage and transportation are influenced.

In addition, the existing wheelchairs all use an integrated fixed pedal, which causes certain inconvenience in use, and the pedal restricts the shortest distance between the wheelchair and the table when the wheelchair is pushed close to the table, resulting in poor use experience.

SUMMERY OF THE UTILITY MODEL

Based on the problems in the prior art, the utility model provides a wheelchair with a rotary hidden pedal, which comprises a wheelchair main body, wherein the wheelchair main body is provided with the rotary pedal, the rotary pedal comprises a pedal plate and a limiting seat for limiting the downward sliding and the rotation of the pedal plate, the limiting seat is fixedly arranged on a wheelchair frame of the wheelchair, the upper surface of the limiting seat is provided with a limiting groove, the pedal plate is arranged on the wheelchair frame in a rotatable and slidable manner through a sliding ring, the sliding ring is positioned above the corresponding limiting seat, and the sliding ring is provided with a limiting bulge matched with the limiting groove.

Wherein, every running-board is connected to the wheelchair frame through two slip rings, and every running-board corresponds two spacing seats, and the running-board is connected to the wheelchair main part through two points, can guarantee the fastness of connecting and pivoted stability.

The slip ring comprises a right half ring and a left half ring, the right half ring and the left half ring are fixedly connected into a complete slip ring, and the slip ring is convenient to install.

The wheelchair main body comprises a left chair frame and a right chair frame, the moving wheels are rotatably mounted on the left chair frame and the right chair frame, a folding structure is arranged between the left chair frame and the right chair frame, and the folding structure comprises a transverse folding structure folded in the horizontal direction and a vertical folding structure folded in the vertical direction.

The transverse folding structure is composed of two trapezoid frames, the short bottom edge ends of the two trapezoid frames are connected in a rotating mode through rotating shafts, so that the two trapezoid frames can be folded along the horizontal direction, the two waists of the trapezoid frames are provided with extending portions at the long bottom edge ends, the left trapezoid frame is connected to the left chair frame through the extending portions in a rotating mode, and the right trapezoid frame is connected to the right chair frame through the extending portions in a rotating mode.

The vertical folding structure is composed of two support rods, one ends of the two support rods are mutually rotatably connected to enable the two support rods to be folded up and down, and the other ends of the two support rods are respectively rotatably connected to the left chair frame and the right chair frame.

The wheelchair with the rotary hidden pedals further comprises a three-folding connecting rod, wherein the three-folding connecting rod consists of a first section, a middle section and a third section which are sequentially connected in a rotating manner, and the three sections are connected in a rotating manner to enable the three-folding connecting rod to be folded up and down; one end of the first section, which is far away from the middle section, is coaxially connected to the short bottom edge end of the ladder-shaped frame, and one end of the third section, which is far away from the middle section, is coaxially connected to the joint of the two support rods.

The middle section of the three-folding connecting rod is provided with a handle in an original angle rectangular shape, and the three-folding connecting rod can be conveniently held by the handle, so that the three-folding connecting rod can be more conveniently driven to fold the transverse folding structure and the vertical folding structure.

The left chair frame and the right chair frame are composed of an armrest part and a main frame part which are detachably connected with each other, and after the armrest part and the main frame part are disassembled, the height of the wheelchair frame can be further reduced to the height of the vertical folding structure.

The utility model has the following beneficial effects:

1. the pedal plate can be arranged on the wheelchair frame in a rotating and sliding mode through the matching of the sliding ring and the limiting seat, the pedal plate is rotated to the front of the wheelchair frame during normal use, and the pedal plate is ensured not to descend and rotate under the action of the limiting seat, so that the normal use is not influenced; when pushing away the desk or packing transportation, can with the running-board backward rotation to overlap with the wheelchair frame, avoid the running-board to the influence of use experience and packing transportation.

2. The traditional X-shaped frame structure is improved into a combination of a transverse folding structure and a vertical folding structure, so that the folding structure has smaller volume and occupies less space after being folded. Meanwhile, the wheelchair can be matched with the chair frame which can be disassembled into the armrest part and the main frame part, so that the wheelchair can occupy less space after being disassembled and folded, the limited space can be fully utilized in the storage and transportation processes, the storage and transportation efficiency is improved, and the storage and transportation cost is reduced.

Drawings

Fig. 1 is a schematic perspective view of a wheelchair with a rotary hidden pedal.

Fig. 2 is an exploded view of one side of the wheelchair frame and the rotary pedals.

Fig. 3 is a perspective view of another angle of a wheelchair with rotary hidden pedals.

Fig. 4 is a perspective view of a wheelchair with a rotary hidden pedal, with the moving wheels hidden and in an unfolded state.

Fig. 5 is a perspective view of a wheelchair with rotary hidden pedals, hidden moving wheels and armrest parts, folded.

For the sake of simplicity, only the connecting frame of the foot pedal is shown in the drawing, and a conventional foot pedal is added in practice.

Detailed Description

The utility model is described in detail below with reference to the figures and the specific embodiments.

The wheelchair with the rotary hidden pedals as shown in fig. 1-5 comprises a wheelchair main body, wherein the wheelchair main body is provided with a rotary pedal 13, the rotary pedal 13 comprises a pedal plate 14 and a limiting seat 15 for limiting the downward sliding and rotation of the pedal plate 14, the limiting seat 15 is fixedly arranged on a wheelchair frame of the wheelchair, the upper surface of the limiting seat 15 is provided with a limiting groove 16, the pedal plate 14 is arranged on the wheelchair frame in a rotatable and slidable manner through a sliding ring 17, the sliding ring 17 is positioned above the corresponding limiting seat 15, and the sliding ring 17 is provided with a limiting protrusion 18 matched with the limiting groove 16; each pedal 14 is connected to the wheelchair frame through two sliding rings 17, and each pedal 14 corresponds to two limiting seats 15; the slip ring 17 is composed of a right half ring 171 and a left half ring 172, and the right half ring 171 and the left half ring 172 are fixedly connected to form the complete slip ring 17.

When the wheelchair in the above embodiment is installed, the limit seat 15 is fixedly installed on the wheelchair frame by screws, the right half ring 171 and the left half ring 172 of the corresponding slide ring 17 are combined and installed on the limit seat 15, the complete slide ring 17 is formed by clamping and matching with screws, and the pedal plate 14 is fixed on the slide ring 17, so that the installation is completed.

When the foot pedal is used, the position of the limiting seat 15 is fixed, and the sliding ring 17 is positioned above the limiting seat 15, so that the foot pedal 14 connected to the sliding ring 17 cannot descend to exceed the limiting seat 15 under the action of the limiting seat 15, and the foot pedal can bear the weight of the feet of a user. Meanwhile, the limiting groove 16 is matched with the limiting protrusion 18, so that the rotation of the sliding ring 17 can be limited, and the rotation of the pedal plate 14 can be avoided.

When the pedal plate 14 needs to be stored, the pedal plate 14 and the sliding ring 17 are lifted, the limiting protrusion 18 is separated from the limiting groove 16, the pedal plate 14 is in a free rotation state, the pedal plate 14 can be rotated backwards to be overlapped with the wheelchair frame, and the influence of the pedal plate 14 on use experience and package transportation is avoided.

As a preferred embodiment, the wheelchair main body includes a left frame 1 and a right frame 2, and a moving wheel 3 rotatably mounted on the left frame 1 and the right frame 2, and further includes a folding structure disposed between the left frame 1 and the right frame 2, the folding structure including a horizontal folding structure 4 folded in a horizontal direction, and a vertical folding structure 5 folded in a vertical direction.

As a preferred embodiment, the transversely folding structure 4 is composed of two ladder frames 41, the short bottom ends 42 of the two ladder frames 41 are rotatably connected with each other through a rotating shaft so that the two ladder frames 41 can be folded in the horizontal direction, the two waists of the ladder frames 41 are provided with an extension 43 at the long bottom end, the ladder frame 41 at the left side is rotatably connected to the left chair frame 1 through the extension 43, and the ladder frame 41 at the right side is rotatably connected to the right chair frame 2 through the extension 43; the vertical folding structure 5 is composed of two support rods 51, one ends of the two support rods 51 are mutually rotatably connected to enable the two support rods 51 to be folded up and down, and the other ends of the two support rods 51 are respectively rotatably connected to the left chair frame 1 and the right chair frame 2; the transverse folding structure 4 is connected with the vertical folding structure 5 through a three-folding connecting rod 6, the three-folding connecting rod 6 consists of a first section 61, a middle section 62 and a third section 63 which are sequentially connected in a rotating manner, the three sections are connected in a rotating manner to enable the three-folding connecting rod 6 to be folded up and down, and the middle section 62 is provided with a handle 64 in an original angular moment shape; the end of the first section 61 away from the middle section 62 is connected to the short bottom end 42 of the ladder frame 41 and the end of the third section 63 away from the middle section 62 is connected to the joint of the two support rods 51.

In a preferred embodiment, the left chair frame 1 and the right chair frame 2 are composed of an armrest part 11 and a main frame part 12 which are detachably connected with each other.

When the wheelchair in the above embodiment is in the unfolding state, two trapezoid frames 41 and two support rods 51 are all in the unfolding state, because three folding connecting rods 6 are in the unfolding straightening state, and vertical folding structure 5 can not be folded in the horizontal direction, three folding connecting rods 6 and vertical folding structure 5's cooperation can provide a holding power for horizontal folding structure 4, can prevent horizontal folding structure 4 to fold to a certain extent, make the wheelchair have sufficient support intensity when the unfolding state, can satisfy the user demand.

When the wheelchair needs to be folded, the handle 64 for pulling or pushing the three-folding connecting rod 6 can provide an upward folding force for the vertical folding structure 5, so that the vertical folding structure 5 is folded, and meanwhile, the transverse folding structure 4 is driven to be folded, so that the whole wheelchair frame is folded.

The linkage through the three-folding connecting rod 6 enables the transverse folding structure 4 and the vertical folding structure 5 to be synchronously folded, the convenience of folding operation is not influenced, meanwhile, the folding structure has a smaller volume after being folded compared with the traditional folding structure, the occupied space is less, the chair frame of the armrest part 11 and the main frame part 12 can be disassembled in cooperation, the wheelchair can occupy less space after being disassembled and folded, and the limited space can be fully utilized in the storage and transportation processes.

The above-mentioned embodiments only express a few embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides a take rotation type to hide pedal wheelchair, includes the wheelchair main part, its characterized in that, the wheelchair main part install rotatory pedal (13), rotatory pedal (13) including running-board (14) and restriction running-board (14) gliding and pivoted spacing seat (15), spacing seat (15) fixed mounting on the wheelchair frame of wheelchair, and the upper surface of spacing seat (15) is provided with spacing groove (16), running-board (14) install on the wheelchair frame with the mode that can rotate and slide through slip ring (17), and slip ring (17) are located corresponding spacing seat (15) top, be provided with on slip ring (17) with spacing protruding (18) of spacing groove (16) complex.

2. Wheelchair with rotating hidden pedals according to claim 1, characterized in that each pedal (14) is connected to the wheelchair frame by two sliding rings (17), each pedal (14) corresponding to two stops (15).

3. The wheelchair with rotary hidden pedals as claimed in claim 2, wherein the sliding ring (17) is composed of a right half ring (171) and a left half ring (172), and the right half ring (171) and the left half ring (172) are fixedly connected to form the complete sliding ring (17).

4. The wheelchair with rotary type hidden pedals as claimed in any one of claims 1 to 3, wherein the wheelchair main body comprises a left frame (1) and a right frame (2), and moving wheels (3) rotatably mounted on the left frame (1) and the right frame (2), and a folding structure is arranged between the left frame (1) and the right frame (2), and the folding structure comprises a transverse folding structure (4) folding towards the horizontal direction and a vertical folding structure (5) folding towards the vertical direction.

5. The wheelchair with rotary type hidden pedals as claimed in claim 4, wherein the transversely folding structure (4) is composed of two trapezoidal frames (41), the short bottom ends (42) of the two trapezoidal frames (41) are rotatably connected with each other through a rotating shaft so that the two trapezoidal frames (41) can be folded in the horizontal direction, the two waists of the trapezoidal frames (41) are provided with an extension part (43) at the long bottom end, the left trapezoidal frame (41) is rotatably connected to the left frame (1) through the extension part (43), and the right trapezoidal frame (41) is rotatably connected to the right frame (2) through the extension part (43).

6. The wheelchair with rotary type hidden pedals as claimed in claim 5, wherein the vertical folding structure (5) is composed of two support rods (51), one ends of the two support rods (51) are rotatably connected with each other to enable the two support rods (51) to be folded up and down, and the other ends are rotatably connected to the left frame (1) and the right frame (2).

7. The wheelchair with the rotary hidden pedals as claimed in claim 6, further comprising a three-fold connecting rod (6), wherein the three-fold connecting rod (6) is composed of a first section (61), a middle section (62) and a third section (63) which are sequentially and rotatably connected, and the three sections are rotatably connected to enable the three-fold connecting rod (6) to be folded up and down; one end of the first section (61) far away from the middle section (62) is coaxially connected to the short bottom edge end (42) of the ladder-shaped frame (41) in a rotating mode, and one end of the third section (63) far away from the middle section (62) is coaxially connected to the joint of the two support rods (51) in a rotating mode.

8. Wheelchair with rotary hidden pedals according to claim 7, characterized in that the middle section (62) of the three-fold connecting rod (6) is provided with a handle (64) in the shape of an original angular moment.

9. The wheelchair with rotary hidden pedals as claimed in claim 8, wherein the left frame (1) and the right frame (2) are composed of an armrest part (11) and a main frame part (12) which are detachably connected with each other.