CN210121207U - Safe wheelchair convenient to control - Google Patents
Safe wheelchair convenient to control Download PDFInfo
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- CN210121207U CN210121207U CN201821297993.3U CN201821297993U CN210121207U CN 210121207 U CN210121207 U CN 210121207U CN 201821297993 U CN201821297993 U CN 201821297993U CN 210121207 U CN210121207 U CN 210121207U
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Abstract
The utility model discloses a safe type, wheelchair convenient to control, include: the brake device comprises a support frame and a brake mechanism, wherein the support frame is internally provided with a front frame, a rear frame, a backrest pipe group and a seat pipe group, the front frame and the rear frame are movably connected, the backrest pipe group is arranged on the rear frame, the seat pipe group is arranged on the backrest pipe group, and the front frame and the rear frame are movably connected; the seat tube group is connected with the front frame through a front frame connecting sheet, the seat tube group and the rear frame are connected through a rear frame connecting sheet, the brake mechanism is arranged on the rear frame and is connected with a brake handle through a brake rope, and the brake handle is arranged above the backrest tube group; the folding device is arranged on the support frame, and the front frame is inclined. The utility model discloses in through having set up quick folding device on the wheelchair, realize a key and fold up, fine solution the difficult problem of wheelchair folding up, still set up the brake handle on the wheelchair, let it realize the linkage with brake mechanism through holding brake handle tightly, realize the quick brake.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, in particular to safe type, wheelchair convenient to control.
Background
With the rapid development of social economy, the modernization and the intellectualization of people's life and the production of enterprises are gradually realized, and the quality of life and the standard of life of people are continuously improved. The wheelchair is an important tool for rehabilitation, not only is the wheelchair used as a travel tool for physically disabled persons and persons with mobility disabilities, but also more importantly, the wheelchair is used for physical exercise and participating in social activities.
The existing wheelchairs on the market at present mostly press brakes on wheels manually, but sometimes the wheelchairs can be partially pressed or are stepped on the ground, the brake structure is simple, the brake effect is general, and sometimes the brake failure condition can occur, and most of the existing wheelchairs adopt a vertical design for a seat tube group and a front support group, so that a user sitting on the wheelchair can only sit on the wheelchair vertically, the legs of the user can only be placed vertically, and the long-term vertical placement of the legs can easily cause edema and fatigue of the user;
meanwhile, most of the folding mechanisms of the existing wheelchairs are complex and can be realized by multi-step operation, which brings great inconvenience to users when going out, so that the structure of the existing wheelchairs is still to be improved.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: in order to overcome not enough above, the utility model aims at providing a safe type, the wheelchair of being convenient for to control, a structure is simple, reasonable in design, easy production, set up quick folding device on the wheelchair, let it realize a key and fold up, convenient to use person is when not, fold up it fast, fine solution the difficult problem of wheelchair folding up, the frame sets the slope form before still simultaneously, it stretches forward to be convenient for sit wheelchair person's leg, avoid it to place perpendicularly for a long time and cause leg foot edema or tired out, great improvement sits wheelchair person's comfort.
The technical scheme is as follows: in order to achieve the above object, the utility model provides a safe type, wheelchair convenient to control includes: the brake device comprises a support frame and a brake mechanism, wherein the support frame is internally provided with a front frame, a rear frame, a backrest pipe group and a seat pipe group, the front frame is movably connected with the rear frame, the backrest pipe group is installed on the rear frame, the seat pipe group is installed on the backrest pipe group, and the backrest pipe group and the seat pipe group are movably connected; the seat tube group is connected with the front frame through a front frame connecting sheet, the seat tube group and the rear frame are connected through a rear frame connecting sheet, the brake mechanism is arranged on the rear frame and is connected with a brake handle through a brake rope, and the brake handle is arranged above the backrest tube group; the folding device is arranged on the support frame, and the front frame is inclined.
The utility model discloses a safe type, wheelchair convenient to control, it has optimized through the whole structure to the wheelchair, and set up the front frame to be the slope form, let it can be better satisfy the demand of sitting the wheelchair people, improve its comfort level, simultaneously, still set up quick folding device on the wheelchair, let it realize one key and fold up, convenient to use person when not using, fold up it fast, fine solution the difficult problem of wheelchair folding up, still set up the front frame to be the slope form simultaneously, the person's leg of sitting the wheelchair stretches forward, avoid it to place perpendicularly for a long time and cause leg foot edema or tired out, great improvement sits wheelchair person's comfort;
meanwhile, the wheelchair is also provided with a brake handle which is connected with the brake mechanism through a brake rope, and the brake handle is tightly held to realize linkage with the brake mechanism, so that rapid braking is realized, the braking safety is greatly improved, and convenience is provided for wheelchair pushing persons.
The utility model discloses in be equipped with preceding support frame and pedal support frame in the preceding frame, preceding support frame and pedal support frame pass through the spliced pole and connect, the spliced pole below is equipped with the front wheel, preceding support frame is the slope form. The fore-stock is the setting of slope form, lets its realization support performance that can be better, simultaneously, is convenient for improve the comfort level of sitting the wheelchair person.
The utility model discloses in be equipped with back support column, back support and pedal brake group in the back frame, the back support is located between two back support columns, the pedal brake group is installed on the back support, the both ends of back support are equipped with the rear wheel, adopt the rotary type to connect between back support column and the preceding support frame, one side of back support column is equipped with the connection lug, the last mounting hole of connecting the lug on lug and the pedal brake group is connected.
The utility model discloses in lean against and be equipped with back to pipe, horizontal stay tube and handheld pipe in the nest of tubes, horizontal stay tube is installed between two back to pipes, handheld pipe installs in back to the pipe top, just lean against and be equipped with the handrail on the pipe, the brake handle is installed on handheld pipe, the lower part of leaning against the pipe adopts movable the connection with the upper portion of back support column.
The utility model discloses in be equipped with seat pipe frame and a set of longitudinal support frame in the seat nest of tubes, longitudinal support frame installs in the inboard of seat pipe frame, just movable connection is done through the lower part of connecting elbow and back pipe to the afterbody of seat pipe frame, movable connection is done with preceding support frame through preceding frame connection piece to seat pipe frame.
The utility model discloses in seat tube frame's below is equipped with first connection ear, first connection ear is connected through back frame connection piece and back support column are made movable, just back support both ends are connected through first connection piece and back support column and back frame connection piece are made movable. The connection stability is greatly improved, and the realization of quick folding is also ensured.
The utility model discloses in still include brake hoof, brake connection piece among the brake mechanism, it is pedal to be equipped with brake horizontal pole and brake in the pedal brake group, the brake horizontal pole is installed in the inboard of back support post, the outside in the brake horizontal pole is installed to brake pedal, the brake hoof is installed on back support post, brake connection piece one end is connected with the brake hoof, and the other end is connected with the lower mounting hole of the lug on the brake horizontal pole, brake rope one end is installed on the brake hoof, and the other end is fixed in the brake on hand.
The utility model discloses in the brake hoof is the S type, the upper and lower both ends of brake hoof body are equipped with second engaging lug and second connection piece respectively, and bolt and back support column fixed connection are passed through to its brake hoof body one end, and the other end passes through the nut to be connected with the brake connection piece, the brake rope passes behind the ear on the support column and detains to be connected with the second engaging lug, just be equipped with the spring between ear knot and the second engaging lug.
The utility model discloses in be equipped with back stay nest of tubes, hook plate and put the handle soon among the quick folding device, back stay nest of tubes is installed on the back support in the back frame, and its front end is detained on backing up the horizontal stay tube in the nest of tubes through the jack catch, the hook plate is installed on the longitudinal support frame in the seat nest of tubes, and its rear end card in horizontal stay tube to be located the outside of back stay tube group, put the handle soon and locate between two back stay tube groups to pass back stay tube group and put the mounting hole on the handle soon through the connecting rod and fix it, the front end of putting the handle soon blocks simultaneously on back frame and backing up the nest of tubes.
Above-mentioned technical scheme can find out, the utility model discloses following beneficial effect has:
the utility model discloses a safe type, wheelchair convenient to control, it has optimized through the whole structure to the wheelchair, and set up the front frame to be the slope form, let it can be better satisfy the demand of sitting the wheelchair people, improve its comfort level, simultaneously, still set up quick folding device on the wheelchair, let it realize one key and fold up, convenient to use person when not using, fold up it fast, fine solution the difficult problem of wheelchair folding up, still set up the front frame to be the slope form simultaneously, the person's leg of sitting the wheelchair stretches forward, avoid it to place perpendicularly for a long time and cause leg foot edema or tired out, great improvement sits wheelchair person's comfort;
meanwhile, the wheelchair is also provided with a brake handle which is connected with the brake mechanism through a brake rope, and the brake handle is tightly held to realize linkage with the brake mechanism, so that rapid braking is realized, the braking safety is greatly improved, and convenience is provided for wheelchair pushing persons.
Drawings
FIG. 1 is a schematic structural view of a safety wheelchair that is easy to operate and control;
fig. 2 is a side view of the present invention;
FIG. 3 is a partial enlarged view of the middle seat tube group according to the present invention;
fig. 4 is a front view of the present invention;
FIG. 5 is an exploded view of the middle brake mechanism of the present invention;
fig. 6 is a rear view of the present invention.
Detailed Description
The invention will be further elucidated with reference to the drawings and the specific embodiments.
Example 1
A safety, easy to maneuver wheelchair, as shown in figures 1 to 6, comprising: the brake device comprises a support frame 1 and a brake mechanism 2, wherein a front frame 11, a rear frame 12, a back tube group 13 and a seat tube group 14 are arranged in the support frame 1, the front frame 11 is movably connected with the rear frame 12, the back tube group 13 is arranged on the rear frame 12, and the seat tube group 14 is arranged on the back tube group 13 and movably connected with the back tube group 13; the seat tube group 14 is connected with the front frame 11 through a front frame connecting sheet 4, the seat tube group 14 is connected with the rear frame 12 through a rear frame connecting sheet 5, the brake mechanism 2 is arranged on the rear frame 12 and is connected with a brake handle 22 through a brake rope 21, and the brake handle 22 is arranged above the backrest tube group 13; the folding device further comprises a quick folding device 3, and the quick folding device 3 is installed on the support frame 1.
In this embodiment, the front frame 11 is provided with a front support 111 and a pedal support 112, the front support 111 and the pedal support 112 are connected by a connection column 113, a front wheel 114 is arranged below the connection column 113, the front support 111 is inclined, and a U-shaped support is arranged on the inner side of the pedal support 112.
In this embodiment, the rear frame 12 is provided with a rear support column 121, a rear support 122 and a service brake group 123, the rear support 122 is disposed between the two rear support columns 121, the service brake group 123 is mounted on the rear support 122, rear wheels 124 are disposed at two ends of the rear support 122, the rear support column 121 and the front support frame 111 are rotatably connected, a connecting lug 1211 is disposed at one side of the rear support column 121, and the connecting lug 1211 is connected with an upper mounting hole of a lug 231 on the service brake group 123.
In this embodiment, the backrest pipe set 13 is provided with a backrest pipe 131, a transverse support pipe 132 and a hand holding pipe 133, the transverse support pipe 132 is installed between the two backrest pipes 131, the hand holding pipe 133 is installed above the backrest pipe 131, the backrest pipe 131 is provided with a handrail 134, the brake handle 22 is installed on the hand holding pipe 133, and the lower portion of the backrest pipe 131 is movably connected with the upper portion of the rear support post 121.
In this embodiment, the seat tube group 14 is provided with a seat tube frame 141 and a group of longitudinal support frames 142, the longitudinal support frames 142 are installed inside the seat tube frame 141, the tail of the seat tube frame 141 is movably connected with the lower portion of the backrest tube 131 through a connecting elbow 143, and the seat tube frame 141 is movably connected with the front support frame 111 through the front frame connecting piece 4.
In this embodiment, a first connecting lug 144 is disposed below the seat tube frame 141, the first connecting lug 144 is movably connected to the rear support column 121 through the rear frame connecting plate 5, and two ends of the rear support 122 are movably connected to the rear support column 121 and the rear frame connecting plate 5 through the first connecting plate 6.
Example 2
A safety, easy to maneuver wheelchair, as shown in figures 1 to 6, comprising: the brake device comprises a support frame 1 and a brake mechanism 2, wherein a front frame 11, a rear frame 12, a back tube group 13 and a seat tube group 14 are arranged in the support frame 1, the front frame 11 is movably connected with the rear frame 12, the back tube group 13 is arranged on the rear frame 12, and the seat tube group 14 is arranged on the back tube group 13 and movably connected with the back tube group 13; the seat tube group 14 is connected with the front frame 11 through a front frame connecting sheet 4, the seat tube group 14 is connected with the rear frame 12 through a rear frame connecting sheet 5, the brake mechanism 2 is arranged on the rear frame 12 and is connected with a brake handle 22 through a brake rope 21, and the brake handle 22 is arranged above the backrest tube group 13; the folding device further comprises a quick folding device 3, and the quick folding device 3 is installed on the support frame 1.
In this embodiment, the front frame 11 is provided with a front support 111 and a pedal support 112, the front support 111 and the pedal support 112 are connected by a connection column 113, a front wheel 114 is arranged below the connection column 113, the front support 111 is inclined, and a U-shaped support is arranged on the inner side of the pedal support 112.
In this embodiment, the rear frame 12 is provided with a rear support column 121, a rear support 122 and a service brake group 123, the rear support 122 is disposed between the two rear support columns 121, the service brake group 123 is mounted on the rear support 122, rear wheels 124 are disposed at two ends of the rear support 122, the rear support column 121 and the front support frame 111 are rotatably connected, a connecting lug 1211 is disposed at one side of the rear support column 121, and the connecting lug 1211 is connected with an upper mounting hole of a lug 231 on the service brake group 123.
In this embodiment, the backrest pipe set 13 is provided with a backrest pipe 131, a transverse support pipe 132 and a hand holding pipe 133, the transverse support pipe 132 is installed between the two backrest pipes 131, the hand holding pipe 133 is installed above the backrest pipe 131, the backrest pipe 131 is provided with a handrail 134, the brake handle 22 is installed on the hand holding pipe 133, and the lower portion of the backrest pipe 131 is movably connected with the upper portion of the rear support post 121.
In this embodiment, the seat tube group 14 is provided with a seat tube frame 141 and a group of longitudinal support frames 142, the longitudinal support frames 142 are installed inside the seat tube frame 141, the tail of the seat tube frame 141 is movably connected with the lower portion of the backrest tube 131 through a connecting elbow 143, and the seat tube frame 141 is movably connected with the front support frame 111 through the front frame connecting piece 4.
In this embodiment, a first connecting lug 144 is disposed below the seat tube frame 141, the first connecting lug 144 is movably connected to the rear support column 121 through the rear frame connecting plate 5, and two ends of the rear support 122 are movably connected to the rear support column 121 and the rear frame connecting plate 5 through the first connecting plate 6.
In this embodiment still include brake shoe 24, brake connection piece 25 in the brake mechanism 2, be equipped with brake horizontal pole 23 and brake pedal 26 in the service brake group 123, brake horizontal pole 23 is installed in the inboard of back support post 121, brake pedal 26 is installed in the outside of brake horizontal pole 23, brake shoe 24 installs on back support post 121, brake connection piece 25 one end is connected with brake shoe 24, and the other end is connected with the lower mounting hole of lug 231 on the brake horizontal pole 23, brake rope 21 one end is installed on brake shoe 24, and the other end is fixed in on brake handle 22.
In this embodiment, the brake shoe 24 is S-shaped, the upper end and the lower end of the brake shoe body 221 are respectively provided with a second connecting lug 222 and a second connecting piece 223, one end of the brake shoe body 221 is fixedly connected with the rear supporting column 121 through a bolt, the other end of the brake shoe body is connected with the brake connecting piece 25 through a nut, the brake rope 21 passes through the ear buckle 125 on the rear supporting column 121 to be connected with the second connecting lug 222, and a spring 224 is arranged between the ear buckle 125 and the second connecting lug 222.
In this embodiment, the quick folding device 3 is provided with a rear supporting tube set 31, a hook plate 32 and a quick release handle 33, the rear supporting tube set 31 is installed on a rear support 122 in the rear frame 12, and the front end of the rear supporting tube set is buckled on a transverse supporting tube 132 in the back rest tube set 13 by a claw, the hook plate 32 is installed on a longitudinal supporting frame 142 in the seat tube set 14, and the rear end of the hook plate is clamped on the transverse supporting tube 132 and is located at the outer side of the rear supporting tube set 31, the quick release handle 33 is installed between the two rear supporting tube sets 31 and is fixed by a connecting rod 34 penetrating through mounting holes on the rear supporting tube set 31 and the quick release handle 33, and the front end of the quick release handle 33 is clamped on the rear frame 12 and the back rest tube set 13 at the same time.
Example 3
A safety, easy to maneuver wheelchair, as shown in figures 1 to 6, comprising: the brake device comprises a support frame 1 and a brake mechanism 2, wherein a front frame 11, a rear frame 12, a back tube group 13 and a seat tube group 14 are arranged in the support frame 1, the front frame 11 is movably connected with the rear frame 12, the back tube group 13 is arranged on the rear frame 12, and the seat tube group 14 is arranged on the back tube group 13 and movably connected with the back tube group 13; the seat tube group 14 is connected with the front frame 11 through a front frame connecting sheet 4, the seat tube group 14 is connected with the rear frame 12 through a rear frame connecting sheet 5, the brake mechanism 2 is arranged on the rear frame 12 and is connected with a brake handle 22 through a brake rope 21, and the brake handle 22 is arranged above the backrest tube group 13; the folding device further comprises a quick folding device 3, and the quick folding device 3 is installed on the support frame 1.
In this embodiment, the front frame 11 is provided with a front support 111 and a pedal support 112, the front support 111 and the pedal support 112 are connected by a connection column 113, a front wheel 114 is arranged below the connection column 113, the front support 111 is inclined, and a U-shaped support is arranged on the inner side of the pedal support 112.
In this embodiment, the rear frame 12 is provided with a rear support column 121, a rear support 122 and a service brake group 123, the rear support 122 is disposed between the two rear support columns 121, the service brake group 123 is mounted on the rear support 122, rear wheels 124 are disposed at two ends of the rear support 122, the rear support column 121 and the front support frame 111 are rotatably connected, a connecting lug 1211 is disposed at one side of the rear support column 121, and the connecting lug 1211 is connected with an upper mounting hole of a lug 231 on the service brake group 123.
In this embodiment, the backrest pipe set 13 is provided with a backrest pipe 131, a transverse support pipe 132 and a hand holding pipe 133, the transverse support pipe 132 is installed between the two backrest pipes 131, the hand holding pipe 133 is installed above the backrest pipe 131, the backrest pipe 131 is provided with a handrail 134, the brake handle 22 is installed on the hand holding pipe 133, and the lower portion of the backrest pipe 131 is movably connected with the upper portion of the rear support post 121.
In this embodiment, the seat tube group 14 is provided with a seat tube frame 141 and a group of longitudinal support frames 142, the longitudinal support frames 142 are installed inside the seat tube frame 141, the tail of the seat tube frame 141 is movably connected with the lower portion of the backrest tube 131 through a connecting elbow 143, and the seat tube frame 141 is movably connected with the front support frame 111 through the front frame connecting piece 4.
In this embodiment, a first connecting lug 144 is disposed below the seat tube frame 141, the first connecting lug 144 is movably connected to the rear support column 121 through the rear frame connecting plate 5, and two ends of the rear support 122 are movably connected to the rear support column 121 and the rear frame connecting plate 5 through the first connecting plate 6.
In this embodiment still include brake shoe 24, brake connection piece 25 in the brake mechanism 2, be equipped with brake horizontal pole 23 and brake pedal 26 in the service brake group 123, brake horizontal pole 23 is installed in the inboard of back support post 121, brake pedal 26 is installed in the outside of brake horizontal pole 23, brake shoe 24 installs on back support post 121, brake connection piece 25 one end is connected with brake shoe 24, and the other end is connected with the lower mounting hole of lug 231 on the brake horizontal pole 23, brake rope 21 one end is installed on brake shoe 24, and the other end is fixed in on brake handle 22.
In this embodiment, the brake shoe 24 is S-shaped, the upper end and the lower end of the brake shoe body 221 are respectively provided with a second connecting lug 222 and a second connecting piece 223, one end of the brake shoe body 221 is fixedly connected with the rear supporting column 121 through a bolt, the other end of the brake shoe body is connected with the brake connecting piece 25 through a nut, the brake rope 21 passes through the ear buckle 125 on the rear supporting column 121 to be connected with the second connecting lug 222, and a spring 224 is arranged between the ear buckle 125 and the second connecting lug 222.
In this embodiment, the quick folding device 3 is provided with a rear supporting tube set 31, a hook plate 32 and a quick release handle 33, the rear supporting tube set 31 is installed on a rear support 122 in the rear frame 12, and the front end of the rear supporting tube set is buckled on a transverse supporting tube 132 in the back rest tube set 13 by a claw, the hook plate 32 is installed on a longitudinal supporting frame 142 in the seat tube set 14, and the rear end of the hook plate is clamped on the transverse supporting tube 132 and is located at the outer side of the rear supporting tube set 31, the quick release handle 33 is installed between the two rear supporting tube sets 31 and is fixed by a connecting rod 34 penetrating through mounting holes on the rear supporting tube set 31 and the quick release handle 33, and the front end of the quick release handle 33 is clamped on the rear frame 12 and the back rest tube set 13 at the same time.
The safe wheelchair convenient to operate and control in the embodiment has the following specific working principle:
1): firstly, the wheelchair is assembled according to a drawing, and the brake mechanism is assembled and connected, and can be put into use after the assembly and the connection are completed;
2): in the using process, a person pushing the wheelchair can control the braking of the wheelchair by holding the brake handle 22 in the brake mechanism 2;
3): in the braking process of the previous step, the brake handle 22 is gripped by a hand, so that a user can pull the brake rope 21 when the brake handle 22 is gripped, because one end of the brake rope 21 is fixed on the brake handle 22, and the other end of the brake rope passes through the ear buckle 125 on the rear support column 121 to be connected with the second connecting ear 222 in the brake shoe 24, in the pulling process of the brake rope 21, the user can drive the brake connecting piece 25 through the brake shoe 24, and drive the pedal brake group 123 to limit the wheel through the brake connecting piece 25, thereby playing a braking role;
4): meanwhile, when the wheelchair is not needed to be used, the wheelchair can be folded by quickly releasing the handle 33;
5): in the last step, the specific folding mode of the wheelchair is as follows:
the quick release handle 33 is lifted upwards to be separated from the rear frame 12 and the back tube group 13, then the foot steps on the foot brake set 123, and the back tube group 13 is lifted upwards by the handle, in the process, the hook plate 32 is separated from the transverse support tube 132, and meanwhile, as the front frame 11, the rear frame 12, the back tube group 13 and the seat tube group 14 are mutually movably connected, all retractable parts of the back tube group 13 are folded when lifted upwards;
the specific folding mode is as follows:
because the rear support column 121 and the front support frame 111 are rotatably connected, the seat tube frame 141 is movably connected with the front support frame 111 through the front frame connecting piece 4, and both ends of the rear support 122 are movably connected with the rear support column 121 and the rear frame connecting piece 5 through the first connecting piece 6, when the back tube set 13 is lifted upwards, firstly, the front support column 111 in the front frame 11 and the rear support column 121 in the rear frame 12 are folded, and then, the seat tube set 14 is folded with the front frame 11 and the rear frame 12 through the front frame connecting piece 4 and the rear frame connecting piece 5 through the seat tube frame 141.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principles of the present invention, and these modifications should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides a safe type, wheelchair convenient to control which characterized in that: the method comprises the following steps: the brake device comprises a support frame (1) and a brake mechanism (2), wherein a front frame (11), a rear frame (12), a backrest pipe group (13) and a seat pipe group (14) are arranged in the support frame (1), the front frame (11) and the rear frame (12) are movably connected, the backrest pipe group (13) is installed on the rear frame (12), and the seat pipe group (14) is installed on the backrest pipe group (13) and movably connected with the backrest pipe group (13); the seat tube group (14) is connected with the front frame (11) through a front frame connecting piece (4), the seat tube group (14) and the rear frame (12) are connected through a rear frame connecting piece (5), the brake mechanism (2) is installed on the rear frame (12) and is connected with a brake handle (22) through a brake rope (21), and the brake handle (22) is installed above the backrest tube group (13); the folding device is characterized by further comprising a rapid folding device (3), wherein the rapid folding device (3) is installed on the support frame (1), and the front frame (11) is inclined.
2. The safety, easy to maneuver wheelchair of claim 1, further comprising: the bicycle is characterized in that a front support frame (111) and a pedal support frame (112) are arranged in the front frame (11), the front support frame (111) and the pedal support frame (112) are connected through a connecting column (113), front wheels (114) are arranged below the connecting column (113), the front support frame (111) is inclined, and a U-shaped support is arranged on the inner side of the pedal support frame (112).
3. The safety, steerable wheelchair as recited in claim 2, wherein: be equipped with back supporting column (121), back support (122) and service brake group (123) in back frame (12), back support (122) are located between two back supporting column (121), service brake group (123) are installed on back support (122), the both ends of back support (122) are equipped with rear wheel (124), adopt the rotary type to connect between back supporting column (121) and front support frame (111), one side of back supporting column (121) is equipped with connection lug (1211), connection lug (1211) is connected with the last mounting hole of lug (231) on service brake group (123).
4. The safety, steerable wheelchair as recited in claim 3, wherein: be equipped with in the nest of tubes of leaning on (13) and lean on pipe (131), horizontal stay tube (132) and hold pipe (133), install between two back pipes (131) horizontal stay tube (132), hold pipe (133) and install in back pipe (131) top, just be equipped with handrail (134) on leaning on pipe (131), brake handle (22) are installed on holding pipe (133), the lower part that leans on pipe (131) and the upper portion of back support column (121) adopt movable connection.
5. The safety, steerable wheelchair as recited in claim 3, wherein: the seat tube assembly (14) is internally provided with a seat tube frame (141) and a group of longitudinal support frames (142), the longitudinal support frames (142) are arranged on the inner side of the seat tube frame (141), the tail part of the seat tube frame (141) is movably connected with the lower part of the backrest tube (131) through a connecting bent tube (143), and the seat tube frame (141) is movably connected with the front support frame (111) through a front frame connecting piece (4).
6. The safety, easy to maneuver wheelchair of claim 5, further comprising: the utility model discloses a bicycle brake assembly, including seat pipe frame (141), back support column (121), foot brake set (123), seat pipe frame (141) and back frame connection piece (5), the below of seat pipe frame (141) is equipped with first connecting ear (144), first connecting ear (144) are connected with back support column (121) through back frame connection piece (5) are movable, just the foot brake set (123) both ends are connected with back support column (121) and back frame connection piece (5) are movable through first connecting piece (6).
7. The safety, easy to maneuver wheelchair of claim 1, further comprising: still include brake hoof (24), brake connection piece (25) in brake mechanism (2), it steps on (26) with the brake to be equipped with brake horizontal pole (23) in pedal brake group (123), brake horizontal pole (23) are installed in the inboard of back strut (121), the outside in brake horizontal pole (23) is installed in brake pedal (26), install on back strut (121) brake hoof (24), brake connection piece (25) one end is connected with brake hoof (24), and the lower mounting hole of lug (231) on the other end and the brake horizontal pole (23) is connected, install on brake hoof (24) brake rope (21) one end, the other end is fixed in on brake handle (22).
8. The safety, easy to maneuver wheelchair of claim 7, further comprising: brake hoof (24) are the S type, the upper and lower both ends of brake hoof body (221) are equipped with second engaging lug (222) and second connection piece (223) respectively, and bolt and back support column (121) fixed connection are passed through to its brake hoof body (221) one end, and the other end passes through the nut to be connected with brake connection piece (25), ear of brake rope (21) on passing back support column (121) is detained (125) and is connected with second engaging lug (222), just be equipped with spring (224) between ear of detaining (125) and second engaging lug (222).
9. The safety, easy to maneuver wheelchair of claim 5, further comprising: be equipped with back stay tube group (31), hook plate (32) and quick release handle (33) in quick folding device (3), back stay tube group (31) are installed on back support (122) in back frame (12), and its front end is detained on horizontal stay tube (132) in the group of pipe (13) of leaning on through the jack catch, hook plate (32) are installed on vertical support frame (142) in seat nest of tubes (14), and its rear end card is in horizontal stay tube (132), and lie in the outside of back stay tube group (31), quick release handle (33) are located between two back stay tube groups (31) to pass the mounting hole on back stay tube group (31) and quick release handle (33) through connecting rod (34) and fix it, the front end of quick release handle (33) blocks simultaneously on back frame (12) and the group of leaning on (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821297993.3U CN210121207U (en) | 2018-08-13 | 2018-08-13 | Safe wheelchair convenient to control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821297993.3U CN210121207U (en) | 2018-08-13 | 2018-08-13 | Safe wheelchair convenient to control |
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| Publication Number | Publication Date |
|---|---|
| CN210121207U true CN210121207U (en) | 2020-03-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821297993.3U Active CN210121207U (en) | 2018-08-13 | 2018-08-13 | Safe wheelchair convenient to control |
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| CN (1) | CN210121207U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109106523A (en) * | 2018-08-13 | 2019-01-01 | 美利驰医疗器械（苏州）有限公司 | A kind of structure is simple, convenient for the wheelchair and its working method of manipulation |
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2018
- 2018-08-13 CN CN201821297993.3U patent/CN210121207U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109106523A (en) * | 2018-08-13 | 2019-01-01 | 美利驰医疗器械（苏州）有限公司 | A kind of structure is simple, convenient for the wheelchair and its working method of manipulation |
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