CN113797031A - Portable electric wheelchair with storage function - Google Patents
Portable electric wheelchair with storage function Download PDFInfo
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- CN113797031A CN113797031A CN202111054890.0A CN202111054890A CN113797031A CN 113797031 A CN113797031 A CN 113797031A CN 202111054890 A CN202111054890 A CN 202111054890A CN 113797031 A CN113797031 A CN 113797031A
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- frame
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- storage
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/04—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs motor-driven
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
- A61G5/1094—Tables, working plates or trays
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Abstract
The portable electric wheelchair with the storage function comprises a seat plate frame, wherein a first connecting plate is arranged in the middle of the bottom surface of the seat plate frame, a folding limiting frame is arranged at the tail of the bottom surface, the bottom of the seat plate frame is rotatably connected with a bottom frame, a pedal assembly is arranged on the side wall of the front part of the seat plate frame, the top of the rear part of the seat plate frame is connected with a backrest frame, and a locking mechanism is arranged between the backrest frame and the seat plate frame for positioning; the middle parts of the two sides of the backrest frame are rotatably connected with armrest plates, the armrest plates are oppositely arranged at the top of the seat plate frame, and the side part of the backrest frame is provided with a storage mechanism; the foldable storage mechanism is provided with the storage mechanism which can be folded and rotated back and forth, can be switched among three states of being unfolded at the back part of the backrest, being unfolded at the front part of the backrest and being folded at the back part of the backrest, has flexible structure and meets various use requirements of users.
Description
Technical Field
The invention belongs to the technical field of electric wheelchair processing, and particularly relates to a portable electric wheelchair with a storage function.
Background
The electric wheelchair mainly refers to a wheelchair driven by electric power, and is a transportation tool and an auxiliary tool aiming at replacing the walk, can be folded without disassembling a battery, and is convenient to carry and store; nowadays, the electric wheelchair becomes an indispensable tool for riding instead of walk for the elderly and the disabled with inconvenient actions, and has very wide application objects;
present electronic wheelchair lacks storage area, and the user often hangs the sack at back of back frame, and stability is not enough like this, and the wheelchair article drop easily in the marcing, and simultaneously, the taking of article is also more troublesome.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a portable electric wheelchair with a storage function, and the specific technical scheme is as follows:
the portable electric wheelchair with the storage function comprises a seat plate frame, wherein a first connecting plate is arranged in the middle of the bottom surface of the seat plate frame, a folding limiting frame is arranged at the tail of the bottom surface, the bottom of the seat plate frame is rotatably connected with a bottom frame, an electric push rod is rotatably arranged in the middle of the inside of the bottom frame, a rear wheel assembly is arranged at the bottom of the rear part of a side guard plate, a front wheel assembly is arranged on the outer wall of the front part of the side guard plate, a pedal assembly is arranged on the side wall of the front part of the seat plate frame, the top of the rear part of the seat plate frame is connected with a backrest frame, and a locking mechanism is used for positioning between the backrest frame and the seat plate frame; when the locking mechanism is unlocked, the electric push rod is used for driving the seat board frame and the bottom frame to be synchronously folded, folded or unfolded for forming;
the middle parts of the two sides of the backrest frame are rotatably connected with armrest plates which are oppositely arranged at the top of the seat board frame,
the lateral part of the backrest frame is provided with a storage mechanism, and the storage mechanism has three states:
the first state: the storage mechanism is unfolded and arranged on the back of the backrest frame;
the second state: the storage mechanism is rotatably arranged on the side part of the armrest plate;
the third state: the storage mechanism is folded and arranged at the back of the backrest frame.
Further, the storage mechanism comprises an upper positioning frame, a lower storage box, a storage bag body, a first support assembly and a second support assembly; first supporting component, second supporting component locate back frame with one side, top, the bottom of handrail board turning point are arranged respectively in to first supporting component, second supporting component, the outer end of first supporting component is equipped with positioning frame, the outer end of second supporting component is equipped with down the receiver, the internally mounted of receiver has the storage bag body down, the top joint of the storage bag body is in positioning frame's inner wall.
Further, the hold up tank has been seted up to the inside of receiver down, the inside bottom of hold up tank is equipped with the spring that the rectangle array distributes, the hold up tank body is including the bag body, bottom plate body and cardboard, the bottom plate body slides and imbeds in the hold up tank, the top fixed connection of spring is in the bottom surface of bottom plate body, the outer edge in top of the bag body is equipped with the cardboard that a plurality of annular arrays distribute, it is equipped with the link to go up positioning frame's inner wall, the block is connected between cardboard and the link.
Furthermore, the first support assembly and the second support assembly have the same structure, the transverse rotation axis of the first support assembly and the transverse rotation axis of the second support assembly are located at the same vertical center line, and the first support assembly comprises a transverse rotating shaft, a first support rod, a vertical rotating shaft and a second support rod; the utility model discloses a chair, including back frame, horizontal pivot, first branch, vertical pivot, second branch, locating frame, back frame lateral part, the lateral wall of horizontal pivot is fixed in, the lateral wall of horizontal pivot is equipped with first branch perpendicularly, the outer end of first branch is equipped with vertical pivot, the outer wall of vertical pivot is equipped with second branch perpendicularly, the outer end of second branch is equipped with locating frame.
Furthermore, the first supporting rod of the first supporting component and the first supporting rod of the second supporting component are vertically fixed through a reinforcing rod.
Furthermore, the bottom frame comprises a front rod body, triangular supports, a rear rod body and a middle rod body, the middle rod body penetrates through the two first connecting plates in a rotating mode, the two triangular supports are vertically arranged on the inner wall of the rear rod body, each triangular support is provided with an upper overhanging end and a lower overhanging end, the upper overhanging ends are slidably mounted on the side wall of the folding limiting frame, and an electric push rod is rotatably mounted between each lower overhanging end and the front rod body; the two ends of the front rod body are fixedly connected to the front part of the inner wall of the side protection plate, the two ends of the rear rod body are rotatably arranged at the rear part of the inner wall of the side protection plate, the rotating joint is a point A, and the two ends of the middle rod body are rotatably arranged in the middle of the inner wall of the side protection plate and are rotatably connected with a point B; when the locking mechanism is unlocked, the electric push rod can drive the tripod to rotate around the point A when extending or contracting so as to drive the seat plate frame to rotate around the point B.
Furthermore, folding spacing includes limiting plate and movable rod, and the afterbody bottom surface of bedplate frame is located perpendicularly to two limiting plates, every transversely distributed's spout is all seted up to the inside of limiting plate, the movable rod slides and runs through the spout of two limiting plates, the both ends of movable rod rotate the last overhanging end of connecting two tripods.
Furthermore, the inner wall of the front rod body is vertically and symmetrically provided with second connecting plates, the front end of the electric push rod is rotatably installed between the two second connecting plates, and the rear end of the electric push rod is rotatably installed between the two lower extending ends.
Furthermore, backrest positioning plates are arranged on two sides of the bottom of the backrest frame, the two backrest positioning plates are rotatably connected to the inner wall of the tail part of the seat plate frame, and the backrest positioning plates and the seat plate frame are positioned through a locking mechanism.
The invention has the beneficial effects that:
1. the foldable storage mechanism which can be folded and rotated back and forth is designed, the storage mechanism can be switched among three states of being unfolded at the back part of the backrest, being unfolded at the front part of the backrest and being folded at the back part of the backrest, the structure is flexible, and various use requirements of users are met;
2. the electric push rod can drive the tripod to rotate around the point A and then drive the seat plate frame to rotate around the point B when extending or contracting, so that the backrest frame and the seat plate frame rotate synchronously to change the supporting inclination angle, and a user can adjust the angle according to the comfort of the user.
Drawings
FIG. 1 is a schematic structural view of a portable electric wheelchair with a storage function according to the present invention;
FIG. 2 is a schematic side sectional view of the electric wheelchair of the present invention;
FIG. 3 illustrates a schematic view of an unfolded configuration of the storage mechanism of the present invention;
FIG. 4 is a schematic view of the storage mechanism of the present invention in a collapsed configuration;
FIG. 5 is a schematic view of the upper positioning frame construction of the present invention;
FIG. 6 shows a schematic view of a lower storage cassette of the present invention;
figure 7 shows a schematic view of the bottom frame structure of the present invention;
FIG. 8 is a schematic view of the electric wheelchair in an initial tilt state according to the present invention;
figure 9 is a schematic diagram illustrating the inclined state of the electric wheelchair of the present invention;
FIG. 10 shows a partially enlarged schematic view of FIG. 7;
FIG. 11 shows a schematic structural view of the head support assembly of the present invention;
FIG. 12 is a front view of the storage mechanism of the present invention;
shown in the figure: 1. a seat plate frame; 11. a first connecting plate; 2. a side guard plate; 3. an electric push rod; 4. a bottom frame; 41. a front rod body; 411. a second connecting plate; 42. a tripod; 43. a rear rod body; 44. a middle rod body; 5. a backrest frame; 51. a backrest positioning plate; 6. a head support assembly; 61. a chassis body; 62. fixing the rod; 63. a first adjusting arc plate; 64. a second adjusting arc plate; 65. a headrest fixing plate; 66. a headrest; 7. folding the limiting frame; 71. a limiting plate; 711. a chute; 72. a movable rod; 8. a locking mechanism; 81. an operating lever; 82. a hook; 83. a limiting rod; 9. a storage mechanism; 91. an upper positioning frame; 911. hanging a ring; 92. a lower storage box; 921. a storage tank; 922. a spring; 93. a storage bag body; 931. a bag body; 932. a bottom plate body; 933. clamping a plate; 94. a first support assembly; 941. a transverse rotating shaft; 942. a first support bar; 943. a vertical rotating shaft; 944. a second support bar; 95. a reinforcing bar; 96. a second support assembly; 10. an armrest plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
As shown in fig. 1-4, the portable electric wheelchair with a storage function comprises a seat plate frame 1, wherein a first connecting plate 11 is arranged in the middle of the bottom surface of the seat plate frame 1, a folding limiting frame 7 is arranged at the tail of the bottom surface, and the bottom of the seat plate frame 1 is rotatably connected with a bottom frame 4;
an electric push rod 3 is rotatably mounted in the middle of the inside of the bottom frame 4, a rear wheel assembly is mounted at the bottom of the rear part of the side guard plate 2, a front wheel assembly is mounted on the outer wall of the front part of the side guard plate 2, a pedal assembly is arranged on the side wall of the front part of the seat plate frame 1, the top of the rear part of the seat plate frame 1 is connected with a backrest frame 5, and a locking mechanism 8 is positioned between the backrest frame 5 and the seat plate frame 1; when the locking mechanism 8 is unlocked, the electric push rod 3 is used for driving the seat board frame 1 and the bottom frame 4 to be synchronously folded, folded or unfolded for forming; the electric push rod can be used for driving the seat plate frame and the bottom frame to rotate, so that the integral inclination angle of the seat plate frame is changed, and a user can adjust the angle according to the comfort of the user;
the middle parts of the two sides of the backrest frame 5 are rotatably connected with handrail plates 10, and the handrail plates 10 are oppositely arranged at the top of the seat plate frame 1;
a storage mechanism 9 is mounted on a side portion of the back frame 5, and the storage mechanism 9 has three states:
the first state: the storage mechanism 9 is unfolded and arranged on the back of the backrest frame 5; the storage mechanism is arranged at the rear part and is in a daily state, so that a user can conveniently carry goods to transfer, and the electric wheelchair has more various functions;
the second state: the storage mechanism 9 is rotatably arranged on the side part of the armrest plate 10; the armrest plate is arranged at the side part of the armrest plate, so that articles can be conveniently taken and placed conveniently, and the operation is more convenient;
the third state: the storage mechanism 9 is folded and arranged at the back of the backrest frame 5; the folding design can be used for folding when articles are not required to be carried, so that the overall size of the wheelchair is reduced; when the wheelchair is wholly folded, the storage mechanism can be folded and folded, so that the normal folding of the wheelchair is not interfered.
As shown in fig. 3, the storage mechanism 9 includes an upper positioning frame 91, a lower storage box 92, a storage bag body 93, a first support assembly 94 and a second support assembly 96; the first support assembly 94 and the second support assembly 96 are arranged on the same side of the backrest frame 5, the first support assembly 94 and the second support assembly 96 are respectively arranged at the top and the bottom of a rotation point of the armrest plate 10, the outer end of the first support assembly 94 is provided with an upper positioning frame 91, the outer end of the second support assembly 96 is provided with a lower storage box 92, a storage bag body 93 is arranged inside the lower storage box 92, and the top of the storage bag body 93 is clamped on the inner wall of the upper positioning frame 91;
as shown in fig. 2, in the first state: the upper positioning frame and the lower storage box are horizontally arranged on the back of the backrest frame, the bottom of the storage bag body is arranged in the lower storage box, the top end of the storage bag body is clamped in the upper positioning frame, and the opening of the upper positioning frame is a discharge hole;
as shown in fig. 12, in the second state: the upper positioning frame and the lower storage box are respectively horizontally arranged at the top and the bottom of the handrail plate, the flexible storage bag body is arranged at the side part of the handrail plate, the top end of the storage bag body is clamped in the upper positioning frame, and the opening of the upper positioning frame is a discharging port;
as shown in fig. 4, in the third state: the upper positioning frame and the lower storage box are arranged on the back of the backrest frame, the upper positioning frame rotates downwards to be in a vertical state, the storage bag body is stored in the lower storage box, the lower storage box rotates upwards to be in a vertical state, the upper positioning frame is attached to the inner side of the lower storage box in parallel, and the upper positioning frame performs abutting positioning on the stored storage bag body;
the upper positioning frame can be used as a discharge hole and can also be used for positioning the top end of the storage bag body, so that the storage bag is convenient to assemble and use; the flexible storage bag body is convenient to fold and install and is also convenient to abut against and deform with the handrail plate, so that the whole storage mechanism can rotate to the side part of the handrail plate; the lower storage box is a bottom supporting area of the storage bag body and a storage area of the storage bag body;
by adopting a three-part assembly structure, the structure of the storage mechanism can be more flexible and changeable so as to adapt to the adjustment requirements of three states.
As shown in fig. 3, a storage tank 921 is formed inside the lower storage box 92, springs 922 distributed in a rectangular array are arranged at the bottom inside the storage tank 921, the storage bag body 93 includes a bag body 931, a bottom plate body 932 and a clamping plate 933, the bottom plate body 932 is slidably embedded in the storage tank 921, the top ends of the springs 922 are fixedly connected to the bottom surface of the bottom plate body 932, a plurality of clamping plates 933 distributed in an annular array are arranged at the outer edge of the top end of the bag body 931, a hanging ring 911 is arranged on the inner wall of the upper positioning frame 91, and the clamping plates 933 are connected with the hanging ring 911 in a clamping manner; the length of the bag body is less than positioning frame, interval between the lower receiver, so, can lead to when cardboard and link joint, can upwards stimulate the bottom plate body and then elongate the spring, so the spring just can reverse downwards stimulate the bottom plate body for whole flexible bag body receives decurrent power, so, alright guarantee that whole bag body is in the extension state of tightly stretching, and accommodation space is bigger, and the laminating of cardboard and link plate is also more firm, can not the pine take off.
As shown in fig. 3, the first support assembly 94 and the second support assembly 96 have the same structure, the transverse rotation axis of the first support assembly 94 and the transverse rotation axis of the second support assembly 96 are located at the same vertical central line, and the first support assembly 94 includes a transverse rotation shaft 941, a first support rod 942, a vertical rotation shaft 943 and a second support rod 944; the transverse rotating shaft 941 is fixed at the side of the backrest frame 5, a first supporting rod 942 is vertically arranged on the side wall of the transverse rotating shaft 941, a vertical rotating shaft 943 is arranged at the outer end of the first supporting rod 942, a second supporting rod 944 is vertically arranged on the outer wall of the vertical rotating shaft 943, and an upper positioning frame 91 is arranged at the outer end of the second supporting rod 944; the design of horizontal pivot is convenient for go up positioning frame, the horizontal rotation of bottom suspension seat, can change at the front and back of back frame, and the design of vertical pivot can vertical rotation, realizes rotating and expandes and draw in.
The first supporting rod of the first supporting component 94 and the first supporting rod of the second supporting component 96 are vertically fixed through a reinforcing rod 95; the stiffener can improve structural strength, simultaneously, can realize synchronous rotation.
As shown in fig. 7-9, the bottom frame 4 includes a front rod 41, a triangular frame 42, a rear rod 43 and a middle rod 44, the middle rod 44 is rotatably inserted between the two first connecting plates 11, the two triangular frames 42 are vertically disposed on the inner wall of the rear rod 43, the triangular frame 42 has an upper overhanging end and a lower overhanging end, the upper overhanging end is slidably mounted on the side wall of the folding limiting frame 7, and the electric push rod 3 is rotatably mounted between the lower overhanging end and the front rod 41; the two ends of the front rod body 41 are fixedly connected to the front part of the inner wall of the side guard plate 2, the two ends of the rear rod body 43 are rotatably arranged at the rear part of the inner wall of the side guard plate 2, and the rotating connection position is a point A, and the two ends of the middle rod body 44 are rotatably arranged at the middle part of the inner wall of the side guard plate 2 and are rotatably connected with a point B;
the electric push rod 3 can drive the tripod 42 to rotate around the point A when extending or contracting so as to drive the seat plate frame 1 to rotate around the point B, so that the backrest frame 5 and the seat plate frame 1 synchronously rotate to change the supporting inclination angle.
The pedal assembly is adjusted up and down and back and forth, and the front-back distance and the up-down distance of the pedal plate are adjusted according to the height of a user; meet different requirements of different users.
As shown in fig. 7-9, the folding limiting frame 7 includes limiting plates 71 and movable rods 72, the two limiting plates 71 are vertically disposed on the bottom surface of the tail portion of the seat plate frame 1, a sliding groove 711 which is transversely distributed is disposed inside each limiting plate 71, the movable rods 72 slidably penetrate through the sliding grooves 711 of the two limiting plates 71, and two ends of the movable rods 72 are rotatably connected to the upper extending ends of the two triangular brackets 42; when the upper overhanging end of the tripod rotates, the upper overhanging end moves along the sliding groove, so that the seat board frame does lever motion around the point B to change the inclination angle, and a user can adjust the angle according to the comfort of the user.
As shown in fig. 7-9, the inner wall of the front rod 41 is vertically and symmetrically provided with second connecting plates 411, the front end of the electric push rod 3 is rotatably installed between the two second connecting plates 411, and the rear end of the electric push rod 3 is rotatably installed between the two lower extending ends; the design of two first connecting plates, overhanging end down can flexible linkage, guarantees each junction stable rotation simultaneously.
As shown in fig. 7-9, backrest positioning plates 51 are arranged on two sides of the bottom of the backrest frame 5, both the backrest positioning plates 51 are rotatably connected to the inner wall of the rear part of the seat plate frame 1, and the backrest positioning plates 51 and the seat plate frame 1 are positioned by a locking mechanism 8; when the backrest frame rotates, the backrest positioning plate can be driven to rotate around the seat plate frame, so that the backrest frame can be rotated to be folded and unfolded.
As shown in fig. 10, the locking mechanism 8 includes an operating rod 81, hooks 82 and a limiting rod 83, the limiting rod 83 is connected to the tail of the seat plate frame 1, the operating rod 81 and the limiting rod 83 are arranged in parallel at intervals, the hooks 82 are arranged at two ends of the limiting rod 83, hook grooves of the hooks 82 are arranged away from the seat plate frame 1, the hooks 82 are rotatably mounted on the inner wall of the backrest positioning plate 51 through torsion springs, and the hooks 82 are rotatably connected with the operating rod 81 in a clamping manner; when the backrest frame and the seat board frame are locked, the limiting rod is connected with the clamping hook in a clamping manner.
As shown in fig. 11, a head support assembly 6 is mounted on the top of the backrest frame 5, and the head support assembly 6 has multiple degrees of freedom; the head support assembly 6 comprises a chassis body 61, a fixed rod 62, a first adjusting arc plate 63, a second adjusting arc plate 64, a headrest fixed plate 65 and a headrest 66; the middle part vertical fixation of underframe body has the dead lever, the top of dead lever is rotated and is connected first regulation arc board, the tip of first regulation arc board is rotated and is connected the second and adjust the arc board, the top that the arc board was adjusted to the second is rotated and is connected the headrest fixed plate, the outer wall of headrest fixed plate is equipped with the headrest, first regulation arc board, the rotation junction of second regulation arc board passes through the locking knob location, adjustable first regulation arc board, the turned angle of arc board is adjusted to the second, thereby change the angle of headrest, can adjust the headrest height according to user's height, there is the supporting role to the head during use.
The invention is implemented as follows:
when the wheelchair is unfolded for use, the backrest frame 5 and the seat plate frame 1 are vertically distributed, the clamping hook 82 and the limiting rod 83 are clamped into a whole, in an initial state, the electric push rod 3 is in a completely contracted state, all rod bodies of the bottom frame 4 are in the initial state, and the seat plate frame 1 is in a horizontal state;
when the supporting inclination angle needs to be changed, the electric push rod 3 extends, the joint of the front rod body 41 and the side guard plate 2 is a point C, the fixed point C can reversely push a point D of the lower overhanging end of the triangular frame 42, the triangular frame 42 rotates anticlockwise, a point E of the upper overhanging end of the triangular frame 42 drives the movable rod 72 to move inwards along the sliding groove 711, and meanwhile, the seat plate frame 1 can be pressed downwards from the rear end, so that the seat plate frame 1 rotates clockwise around the point B, therefore, the seat plate frame 1 and the backrest frame 5 can integrally tilt backwards, and the supporting inclination angle is changed and adjusted;
the user can also change the supporting angles of the headrest and the pedal according to the self requirement;
when the foldable wheelchair needs to be folded, the operating rod 81 is pulled upwards, the operating rod 81 drives the hook 82 to rotate around the backrest positioning plate 51, and the limiting rod 83 is separated from the hook 82, so that the backrest frame 5 can be folded to be overlapped with the seat plate frame 1.
It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (9)
1. Portable electronic wheelchair with storing function, its characterized in that: the folding seat board comprises a seat board frame, wherein a first connecting plate is arranged in the middle of the bottom surface of the seat board frame, a folding limiting frame is arranged at the tail of the bottom surface, the bottom of the seat board frame is rotatably connected with a bottom frame, an electric push rod is rotatably arranged in the middle of the inside of the bottom frame, and side protection plates are arranged on two sides of the bottom frame;
the bottom of the rear part of the side guard plate is provided with a rear wheel assembly, the outer wall of the front part of the side guard plate is provided with a front wheel assembly, the side wall of the front part of the seat plate frame is provided with a pedal assembly, the top of the rear part of the seat plate frame is connected with a backrest frame, and a locking mechanism is used for positioning between the backrest frame and the seat plate frame; when the locking mechanism is unlocked, the electric push rod is used for driving the seat board frame and the bottom frame to be synchronously folded, folded or unfolded for forming;
the utility model discloses a chair back frame, back frame both sides middle part rotates and is connected with the handrail board, the top of bedplate frame is arranged in relatively to the handrail board, storing mechanism is installed to the lateral part of back frame, storing mechanism has three state:
the first state: the storage mechanism is unfolded and arranged on the back of the backrest frame;
the second state: the storage mechanism is rotatably arranged on the side part of the armrest plate;
the third state: the storage mechanism is folded and arranged at the back of the backrest frame.
2. The portable electric wheelchair with a storage function of claim 1, wherein: the storage mechanism comprises an upper positioning frame, a lower storage box, a storage bag body, a first supporting assembly and a second supporting assembly; first supporting component, second supporting component locate back frame with one side, top, the bottom of handrail board turning point are arranged respectively in to first supporting component, second supporting component, the outer end of first supporting component is equipped with positioning frame, the outer end of second supporting component is equipped with down the receiver, the internally mounted of receiver has the storage bag body down, the top joint of the storage bag body is in positioning frame's inner wall.
3. The portable electric wheelchair with a storage function as claimed in claim 2, wherein: the storage tank has been seted up to the inside of receiver down, the inside bottom of storage tank is equipped with the spring that the rectangle array distributes, the storage bag body is including the bag body, bottom plate body and cardboard, the bottom plate body slides and imbeds in the storage tank, the top fixed connection of spring is in the bottom surface of bottom plate body, the top outer edge of the bag body is equipped with the cardboard that a plurality of annular arrays distribute, the inner wall of going up positioning frame is equipped with the link, the block is connected between cardboard and the link.
4. The portable electric wheelchair with a storage function as claimed in claim 2, wherein: the structure of the first support assembly is the same as that of the second support assembly, the transverse rotation axis of the first support assembly and the transverse rotation axis of the second support assembly are located at the same vertical center line, and the first support assembly comprises a transverse rotating shaft, a first support rod, a vertical rotating shaft and a second support rod; the utility model discloses a chair, including back frame, horizontal pivot, first branch, vertical pivot, second branch, locating frame, back frame lateral part, the lateral wall of horizontal pivot is fixed in, the lateral wall of horizontal pivot is equipped with first branch perpendicularly, the outer end of first branch is equipped with vertical pivot, the outer wall of vertical pivot is equipped with second branch perpendicularly, the outer end of second branch is equipped with locating frame.
5. The portable electric wheelchair with a storage function as claimed in claim 4, wherein: and the first supporting rod of the first supporting component and the first supporting rod of the second supporting component are vertically fixed through a reinforcing rod.
6. The portable electric wheelchair with a storage function of claim 1, wherein: the bottom frame comprises a front rod body, triangular supports, a rear rod body and a middle rod body, the middle rod body penetrates through the two first connecting plates in a rotating mode, the two triangular supports are vertically arranged on the inner wall of the rear rod body, each triangular support is provided with an upper overhanging end and a lower overhanging end, the upper overhanging ends are slidably mounted on the side walls of the folding limiting frame, and an electric push rod is rotatably mounted between the lower overhanging ends and the front rod body; the two ends of the front rod body are fixedly connected to the front part of the inner wall of the side protection plate, the two ends of the rear rod body are rotatably arranged at the rear part of the inner wall of the side protection plate, the rotating joint is a point A, and the two ends of the middle rod body are rotatably arranged in the middle of the inner wall of the side protection plate and are rotatably connected with a point B; when the locking mechanism is unlocked, the electric push rod can drive the tripod to rotate around the point A when extending or contracting so as to drive the seat plate frame to rotate around the point B.
7. The portable electric wheelchair with a storage function as claimed in claim 6, wherein: the folding limiting frame comprises limiting plates and movable rods, the two limiting plates are perpendicularly arranged on the bottom surface of the tail portion of the seat plate frame, transversely distributed sliding grooves are formed in the limiting plates, the movable rods slidably penetrate through the sliding grooves of the two limiting plates, and the two ends of the movable rods are rotatably connected with upper extending ends of the two tripods.
8. The portable electric wheelchair with a storage function of claim 7, wherein: the inner wall of the front rod body is vertically and symmetrically provided with second connecting plates, the front end of the electric push rod is rotatably installed between the two second connecting plates, and the rear end of the electric push rod is rotatably installed between the two lower extending ends.
9. The portable electric wheelchair with a storage function of claim 8, wherein: the backrest frame is characterized in that backrest positioning plates are arranged on two sides of the bottom of the backrest frame, the two backrest positioning plates are rotatably connected to the inner wall of the tail part of the seat plate frame, and the backrest positioning plates and the seat plate frame are positioned through locking mechanisms.
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| CN202111054890.0A CN113797031B (en) | 2021-09-09 | 2021-09-09 | Portable electric wheelchair with storage function |
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| CN202111054890.0A CN113797031B (en) | 2021-09-09 | 2021-09-09 | Portable electric wheelchair with storage function |
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| CN113797031A true CN113797031A (en) | 2021-12-17 |
| CN113797031B CN113797031B (en) | 2023-05-26 |
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| CN113797031B (en) | 2023-05-26 |
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