CN213941210U

CN213941210U - Dual-functional electric wheelchair capable of being disassembled

Info

Publication number: CN213941210U
Application number: CN202021677245.5U
Authority: CN
Inventors: 蓝昭文; 詹前威
Original assignee: Kunshan Kanghui Rehabilitation Instrument Co ltd; Weihong Co ltd
Current assignee: Kunshan Kanghui Rehabilitation Instrument Co ltd; Weihong Co ltd
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-08-13
Anticipated expiration: 2030-08-13

Abstract

A dual-functional electric wheelchair comprises a seat unit, a driving unit and an operation unit. The seat unit comprises a seat group and a roller group. The drive unit set up in the seat unit is used for the drive the seat unit removes, including can set up with dismantling in the seat unit install the group, can set up with rotating in install the power wheelset of group, and set up in install the group and be used for the drive group of power wheelset, the utility model discloses can alternate between the composite condition and disassemble the state, when the composite condition, the seat group expandes can supply to take, just the drive unit install in the seat unit, when disassembling the state, the drive unit with the seat group separates, just the seat group can be folded. The control unit is electrically connected with the driving group and can control the driving group. Through the drive unit can with the seat unit separation, the back of separation the seat unit can be folded, reaches the efficiency of being convenient for accomodate and carry.

Description

Dual-functional electric wheelchair capable of being disassembled

Technical Field

The utility model relates to a wheelchair, in particular to a dual-functional electric wheelchair capable of being disassembled.

Background

Generally, an electric wheelchair includes a seat unit, a driving unit, and a control unit. The driving unit is fixedly connected with the seat unit, and when the seat unit is used, the driving unit can replace manpower to drive the seat unit.

However, the driving unit is a combination of a power source and a motor, which is heavy in weight and large in volume, so that the seat unit is difficult to fold structurally, thereby causing inconvenience in storage and carrying.

Disclosure of Invention

An object of the utility model is to provide a can decompose difunctional electronic wheelchair convenient to accomodate and carry.

The utility model discloses can decompose difunctional electronic wheelchair, contain seat unit, drive unit, and control the unit.

The seat unit comprises a foldable seat group and a roller group which is arranged on the seat group and can roll. The drive unit is arranged on the seat unit and used for driving the seat unit to move, and comprises an installation group detachably arranged on the seat unit, a power wheel group rotatably arranged on the installation group, and a drive group arranged on the installation group and used for driving the power wheel group. The control unit is electrically connected with the driving group and can control the driving group.

The utility model discloses a can decompose difunctional electronic wheelchair, seat group has two and sets up and follow the perpendicular to along controlling the direction interval about the link that the upper and lower direction of direction extends, and two set up respectively in the link just supplies the mounting that installation group can set up with dismantling.

The utility model discloses a can decompose difunctional electronic wheelchair, the installation group has at least one edge control that the direction extends bears the frame, and two are connected respectively bear the frame both ends and with the bridging frame that the mounting can be connected with dismantling.

The utility model discloses a can decompose difunctional electronic wheelchair, each mounting have two along the perpendicular to about the direction about the lug portion that the direction interval set up and extend towards another mounting, each bridging has the confession to correspond the first caulking groove of one of them embedding of lug portion, and the confession corresponds the second caulking groove of lug portion wherein another embedding, the opening direction of first caulking groove with the opening direction of second caulking groove becomes angle.

The utility model discloses a can decompose difunctional electronic wheelchair, it still has to connect with swinging to install the group the padlock frame of bridge frame, the padlock frame has two and is close to respectively the stop portion of second caulking groove, the padlock frame is relative the bridge frame can be colluded the position and alternate between open position, the padlock frame in when colluding the position, prevent in the second caulking groove lug portion is deviate from, the padlock frame in during open position, the stop portion is dodged the opening of second caulking groove, in the second caulking groove lug portion can deviate from.

The utility model discloses a can decompose difunctional electronic wheelchair, install the group still have two set up respectively in the bridging frame reaches resilience piece between the padlock frame, the permanent production of each resilience piece makes the padlock frame court collude the biasing force that keeps off the position displacement.

The utility model discloses a can decompose difunctional electronic wheelchair, power wheelset have two respectively can set up with rotating in the power wheel of bridging frame, drive group have two set up respectively in bridging frame just is used for the drive the motor of power wheel, and set up in bear frame and electricity connection the power spare of motor.

The utility model discloses a can decompose difunctional electronic wheelchair, the seat group has the back of the chair, at least one is neighbouring the handle on back of the chair top, and two about along the direction interval set up and follow the perpendicular to the handrail that the fore-and-aft direction of left right direction extends, control the unit and include the electricity to connect drive unit's rocking bar group, and connection rocking bar group just can set up in one of them with dismantling the handrail at least one handle reaches drive unit one of them installation group.

The utility model discloses a can decompose difunctional electronic wheelchair, seat group still have two set up respectively in one of them handrail reaches the position sleeve of at least one handle, the installation group has the connection the keysets of rocker group, and wear to locate keysets and one of them position sleeve's locating pin.

The utility model discloses a can decompose difunctional electronic wheelchair, it has at least one edge to install the group about the direction extends bear frame, two connect respectively bear frame both ends and with the bridging frame that seat group can connect with dismantling, and set up in one of them take in sleeve of bridging frame, take in the sleeve and be used for supplying to wear to locate the keysets the locating pin is worn to establish.

The beneficial effects of the utility model reside in that: through the drive unit can with the seat unit separation, the back of separation the seat unit can be folded, reaches the efficiency of being convenient for accomodate and carry.

Drawings

Other features and advantages of the present invention will become apparent from the following detailed description of the preferred embodiments with reference to the accompanying drawings, in which:

FIG. 1 is a perspective view illustrating an embodiment of the dual function electric wheelchair of the present invention in an assembled state;

FIG. 2 is an exploded perspective view of the embodiment;

fig. 3 is a perspective view of the driving unit of the embodiment;

FIG. 4 is a fragmentary cross-sectional view illustrating the latch of the embodiment in a latched position;

FIG. 5 is a fragmentary cross-sectional view illustrating the embodiment of the latch in an open position;

fig. 6 is an exploded perspective view illustrating the embodiment in a disassembled state.

Detailed Description

Referring to fig. 1, 2 and 3, an embodiment of the present invention is a detachable dual-function electric wheelchair, which comprises a seat unit 2, a driving unit 3, and a control unit 4.

The seat unit 2 includes a foldable seat group 21 and a rolling wheel group 22 disposed on the seat group 21 and capable of rolling. Seat group 21 has two along left right direction X interval setting and along the perpendicular to link 211 that left right direction X's upper and lower direction Z extends, two set up respectively in the mounting 212 of link 211, a back of the chair 213, two are followed left right direction X interval sets up and is close to the handle 214 on back of the chair 213 top, two are followed left right direction X interval sets up and follows the perpendicular to left right direction X reaches the handrail 215 that upper and lower direction Z's fore-and-aft direction Y extends, and two set up respectively in one of them of handrail 215 reaches the location sleeve 216 of one of them of handle 214.

The connecting frame 211 is located on two sides of the chair back 213 along the left-right direction X, the armrests 215 are respectively connected to the connecting frame 211, the grips 214 are respectively connected to the connecting frame 211, and each fixing member 212 has two protruding blocks 217 which are arranged at intervals along the up-down direction Z and extend toward the other fixing member 212.

In more detail, in the embodiment, the number of the connecting frames 211 is two, and in other implementation aspects, one or more than three connecting frames 211 may be selected according to the requirement, which is not limited to this; the number of the grips 214 is two, in other embodiments, the number of the grips 214 may be one, or three or more, depending on the requirement, but not limited thereto; in this embodiment, the armrest 215 is connected to the connecting frame 211, and in other embodiments, the armrest can be disposed on other elements, such as the backrest 213, according to the assembly or folding requirement, without being limited thereto.

The driving unit 3 is disposed on the seat unit 2 and is used for driving the seat unit 2 to move, and the driving unit 3 includes a mounting assembly 31 detachably disposed on the connecting frame 211, a power wheel set 32 rotatably disposed on the mounting assembly 31, and a driving assembly 33 disposed on the mounting assembly 31 and used for driving the power wheel set 32.

The mounting assembly 31 includes two supporting frames 311 spaced apart from each other in the vertical direction Z and extending in the left-right direction X, two bridging frames 312 detachably connected to both ends of the supporting frames 311, a locking frame 313 pivotably connected to the bridging frames 312, a receiving sleeve 314 disposed on one of the bridging frames 312, and two resilient members 315 disposed between the bridging frames 312 and the locking frame 313. Each bridge frame 312 has a first insertion groove 316 for inserting one of the corresponding bump portions 217 and a second insertion groove 317 for inserting the other of the corresponding bump portions 217, and the opening direction of the first insertion groove 316 forms an angle with the opening direction of the second insertion groove 317. The locking bracket 313 has two stopping parts 318 adjacent to the second caulking grooves 317, respectively. It should be noted that, in the present embodiment, the opening direction of the first caulking groove 316 is opened generally toward the upper side of the vertical direction Z, the second caulking groove 317 is opened generally toward the front side of the front-back direction Y, the opening direction of the first caulking groove 316 is generally perpendicular to the opening direction of the second caulking groove 317, and the opening direction of the first caulking groove 316 and the opening direction of the second caulking groove 317 can be adjusted as required in other embodiments, which is not limited thereto; in the embodiment, the resilient member 315 is an extension spring, and other equivalent elements capable of providing resilient force, such as a torsion spring, can be selected according to the requirement in other embodiments, and the invention is not limited thereto.

Referring to fig. 3, 4 and 5, in particular, the locking frame 313 can be shifted between an engaging position (see fig. 4) and an opening position (see fig. 5) relative to the bridge frame 312, when the locking frame 313 is in the engaging position, the stopping portion 318 is adjacent to the opening of the second slot 317 and blocks the bump portion 217 from coming out of the opening of the second slot 317 with the second slot 317, each resilient member 315 constantly generates a biasing force that displaces the locking frame 313 toward the engaging position, and when the locking frame 313 is in the opening position, the stopping portion 318 avoids the opening of the second slot 317, so that the bump portion 217 can come out of the opening of the second slot 317.

Referring to fig. 2, the power wheel set 32 has two power wheels 321 respectively rotatably disposed on the bridging frame 312, the driving set 33 has two motors 331 respectively disposed on the bridging frame 312 and used for driving the power wheels 321, and a power device 332 disposed on the supporting frame 311 and electrically connected to the motors 331. In the present embodiment, the power device 332 is a rechargeable battery, and in other implementation aspects, other equivalent elements capable of providing power, such as a solar battery, may be selected, but not limited thereto.

Referring to fig. 1, 2 and 6, the control unit 4 is electrically connected to the driving unit 33 and can control the driving unit 33, and includes a rocker group 41 electrically connected to the driving unit 3, and an installation group 42 connected to the rocker group 41 and detachably disposed on one of the armrests 215, one of the grips 214 and one of the driving units 3. The mounting set 42 has an adapter plate 421 connected to the rocker set 41, and a positioning pin 422 passing through the adapter plate 421 and capable of passing through one of the positioning sleeve 216 and the receiving sleeve 314.

The utility model discloses can decompose difunctional electronic wheelchair can be in the composite state (see fig. 1) and disassemble the state (see fig. 6) and change, can decompose difunctional electronic wheelchair and be in during the composite state, seat group 21 expandes can supply to take, just drive unit 3 install in seat unit 2, can decompose difunctional electronic wheelchair and be in during the disassembly state, drive unit 3 with seat group 21 separates, just seat group 21 can fold.

When the seat assembly is used, the seat assembly 21 is unfolded, the latch frame 313 is pulled to the open position, the bridge frame 312 of the installation assembly 31 is embedded with the fixing member 212 corresponding to the protruding block portion 217, then the latch frame 313 is pulled to the blocking position, the assembly of the driving unit 3 and the seat unit 2 is completed, and the rocker group 41 is installed on one of the positioning sleeves 216 according to requirements, so that the combined state of the seat assembly is realized. It should be noted that the rocker group 41 is mounted on the positioning sleeve 216 adjacent to the armrest 215 for self-operation by a wheelchair user, and the rocker group 41 is mounted on the positioning sleeve 216 adjacent to the grip 214 for operation by a wheelchair caregiver assisting in pushing the wheelchair.

When the seat unit is stored, the rocker group 41 is detached from one of the positioning sleeves 216, the rocker group 41 is attached to the storage sleeve 314 of the mounting group 31, the latch bracket 313 is pulled to the open position, the drive unit 3 and the seat unit 2 are separated to the disassembled state, and finally the seat unit 2 is folded.

Compare in current electronic wheelchair, the utility model discloses a drive unit 3 can with seat unit 2 separates, the separation back seat unit 2 can be folded, makes the utility model discloses reach the efficiency convenient to accomodate and carry, in addition, through drive unit 3 can with seat unit 2 separates, makes seat unit 2 can select to promote with the manpower or with drive unit 3 drives, further reaches the efficiency that improves the compatibility.

To sum up, the utility model discloses can decompose difunctional electronic wheelchair, can reach the purpose of cost utility model really.

Claims

1. A dual-functional electric wheelchair capable of being disassembled is characterized in that: comprises a seat unit, a driving unit and an operation and control unit, wherein the seat unit comprises a foldable seat group and a rolling roller group which is arranged on the seat group, the driving unit is arranged on the seat unit and is used for driving the seat unit to move, the seat unit comprises an assembling group which is detachably arranged on the seat unit, a power wheel group which is rotatably arranged on the assembling group and a driving group which is arranged on the assembling group and is used for driving the power wheel group, the dual-function electric wheelchair capable of being disassembled can be changed between a combined state and a disassembled state, when the dual-function electric wheelchair is in the combined state, the seat group is unfolded for sitting, the driving unit is arranged on the seat unit, when the dual-function electric wheelchair capable of being disassembled is in the disassembled state, the driving unit is separated from the seat group, and the seat group can be folded, and the control unit is electrically connected with the driving group and can control the driving group.

2. The electric wheelchair of claim 1, wherein: the seat group has two along left right direction interval setting and along the perpendicular to the link that the upper and lower direction of left right direction extends, and two set up respectively in the link just supplies install the mounting that the group can set up with dismantling.

3. The electric wheelchair of claim 2, wherein: the mounting assembly is provided with at least one bearing frame extending along the left-right direction and two bridge frames which are respectively connected with two ends of the bearing frame and detachably connected with the fixing piece.

4. The electric wheelchair of claim 3, wherein: each fixing piece is provided with two lug portions which are arranged at intervals along the vertical direction perpendicular to the left-right direction and extend towards the other fixing piece, each bridging frame is provided with a first caulking groove for embedding one of the corresponding lug portions and a second caulking groove for embedding the other one of the corresponding lug portions, and the opening direction of the first caulking groove and the opening direction of the second caulking groove form an angle.

5. The electric wheelchair of claim 4, wherein: the mounting assembly is further provided with a locking frame which is connected with the bridging frame in a swinging mode, the locking frame is provided with two blocking parts which are adjacent to the second caulking grooves respectively, the locking frame can be changed between a hooking position and an opening position relative to the bridging frame, the locking frame prevents the lug parts in the second caulking grooves from being separated when in the hooking position, the blocking parts avoid openings of the second caulking grooves when in the opening position, and the lug parts in the second caulking grooves can be separated.

6. The electric wheelchair of claim 5, wherein: the mounting assembly is further provided with two rebound pieces respectively arranged between the bridge frame and the buckling frame, and each rebound piece constantly generates a biasing force for enabling the buckling frame to move towards the blocking position.

7. The electric wheelchair of claim 3, wherein: the power wheel set is provided with two power wheels which are respectively and rotatably arranged on the bridging frame, and the driving set is provided with two motors which are respectively arranged on the bridging frame and used for driving the power wheels and a power supply part which is arranged on the bearing frame and electrically connected with the motors.

8. The electric wheelchair of claim 1, wherein: the seat group has the back of the chair, at least one is close to the handle on back of the chair top, and two along left right direction interval sets up and follow the perpendicular to the handrail that the fore-and-aft direction of left right direction extends, control the unit including the electricity connect drive unit's rocker group, and connect rocker group just can set up in one of them with dismantling the handrail, at least one handle reaches drive unit one of them installation group.

9. The electric wheelchair of claim 8, wherein: the seat group is also provided with two positioning sleeves which are respectively arranged on one of the armrests and the at least one handle, and the mounting group is provided with an adapter plate connected with the rocker group and a positioning pin which penetrates through the adapter plate and one of the positioning sleeves.

10. The electric wheelchair of claim 9, wherein: the assembling set is provided with at least one bearing frame extending along the left-right direction, two bridging frames which are respectively connected with two ends of the bearing frame and detachably connected with the seat set, and a containing sleeve arranged on one of the bridging frames, wherein the containing sleeve is used for the positioning pin penetrating through the adapter plate.