CN208598673U - Wheelchair vehicle handrail fixed structure - Google Patents
Wheelchair vehicle handrail fixed structure Download PDFInfo
- Publication number
- CN208598673U CN208598673U CN201720839785.0U CN201720839785U CN208598673U CN 208598673 U CN208598673 U CN 208598673U CN 201720839785 U CN201720839785 U CN 201720839785U CN 208598673 U CN208598673 U CN 208598673U
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- CN
- China
- Prior art keywords
- handrail
- pipe
- locating shaft
- hinged place
- guide plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of wheelchair vehicle handrail fixed structures, including handrail, the armrest rear end and vehicle frame are hingedly fixed and are formed with the first hinged place, guide plate is fixed on the downside of the handrail, the guide plate is formed with the guide groove that guide plate is run through in left and right, the upper end of arm supports pipe is fixed with locating shaft, the locating shaft cooperation is in the guide groove, the lower end of the arm supports pipe and vehicle frame are hingedly fixed and are formed with the second hinged place, the handrail front end is overturn centered on the first hinged place so that the locating shaft is moved along the guide groove, the guide plate is equipped with the locating slot that guide plate is run through in several left and right, several locating slot time intervals are arranged and communicate with the guide groove, the locating slot is located on the upside of the guide groove, when the handrail front end is downwardly turned over to extreme position, the locating shaft is moved to one In the locating slot, and it is supported on the handrail on the arm supports pipe.
Description
Technical field
The utility model relates to a kind of fixed structures of wheelchair vehicle handrail.
Background technique
The handrail of electric wheel-chair vehicle currently on the market be typically all be fixed on vehicle frame, or for the ease of user above and below
Vehicle and be flipped up handrail.But wheel-chair is in use, the height of handrail is constant.Due to user stature not
Together, and the height of handrail is constant, can feel uncomfortable when higher or shorter user shelves arm.
Summary of the invention
The purpose of the utility model is to provide a kind of wheelchair vehicle handrail fixed structures that handrail height position is adjustable.
To achieve the above objectives, the present invention adopts the following technical solutions: a kind of wheelchair vehicle handrail fixed structure, including
Handrail, the armrest rear end and vehicle frame are hingedly fixed and are formed with the first hinged place, are fixed with guide plate on the downside of the handrail, institute
It states guide plate and is formed with the guide groove that guide plate is run through in left and right, the upper end of arm supports pipe is fixed with locating shaft, the locating shaft
In the guide groove, the lower end of the arm supports pipe and vehicle frame are hingedly fixed and are formed with the second hinged place, described for cooperation
Handrail front end is overturn centered on the first hinged place so that the locating shaft is moved along the guide groove, if the guide plate is equipped with
The locating slot of guide plate is run through in dry left and right, and several locating slot time intervals are arranged and communicate with the guide groove, the locating slot
On the upside of the guide groove, when the handrail front end is downwardly turned over to extreme position, the locating shaft is moved to an institute
It states in locating slot, and is supported on the handrail on the arm supports pipe.
By moving handrail and arm supports pipe, so that the locating shaft of arm supports pipe upper end is located at different locating slots
It is interior, to obtain the holding of the different height position of handrail.The wheelchair vehicle handrail varying height positions section of the utility model, can be applicable in
In higher or shorter user, and improve comfort when user uses.
Preferably, the vehicle frame includes cushions support bracket, leans against pipe, the pipe lower end that leans against hingedly is fixed and is formed
There is third hinged place, the pipe upper end that leans against can the front and back overturning centered on third hinged place, the armrest rear end and the back
Tube is hinged and forms first hinged place, and arm supports pipe lower end is hinged with the cushions support bracket and is formed with
Second hinged place.It can also be by adjusting the flip angle for leaning against pipe with the height and position of adjustable handrail.
Preferably, fixed on the handrail, there are two the guide plates, and two guide plates are symmetrical set, described to help
Hand support tube upper end is formed with that left and right is perforative through slot, and the locating shaft is located at described in slot a, left side for the locating shaft
Right both ends are run through on the outside of slot described in all extending to, and described locating shaft one end forms the locating shaft protrusion that oriented radial outside extends,
The locating shaft other end has been threadedly engaged location nut, the cooperation of arm supports pipe upper end two guide plates it
Between, and so that the locating shaft left end is placed through left side guide plate to the left guide groove, locating shaft right end are placed through to the right the right side
The guide groove of side guide plate, two guide plates are located between the locating shaft protrusion and location nut.Above-mentioned setting is so that this reality
It is fixed with the support of Novel armrest more stable.
Preferably, first hinged place include with vehicle frame mutually fixed the first fixing axle, mutually fix with armrest rear end
The first rotation pipe, the first rotation pipe sleeve is located in first fixing axle, and the first rotation pipe is formed through the
First fixation hole in outside, the first fixation hole inner wall are formed with internal screw thread and are combined with the first locking spiral shell in one rotation pipe
Bolt；The first fixing axle outer wall extends to radially inner side to be formed with the first arc groove or first annular groove, and described first
Locking bolt passes through first rotation and manages and extend in first arc groove or first annular groove.By tightening first
Locking bolt makes the first locking bolt end offset with the first fixing axle, with the first hinged place of locking, to prevent handrail from rotating；It is logical
It crosses and the first locking bolt is screwed into the first arc groove or first annular groove, to make in the case where avoiding handrail from moving left and right
Handrail is obtained still to be able to rotate；Wherein, arc groove or annular groove are selected as needed, select arc groove to limit the angle of rotation of handrail
Degree selects annular groove in order to process and assemble.
Preferably, second hinged place includes the second fixing axle mutually fixed with vehicle frame and arm supports pipe lower end
Mutually the second fixed rotation pipe, the second rotation pipe sleeve are located in second fixing axle, and the second rotation pipe is formed with
Second fixation hole in outside, the second fixation hole inner wall are formed with internal screw thread and are combined with the second lock in the second rotation pipe
Only bolt；The second fixing axle outer wall extends to radially inner side to be formed with the second arc groove or second annular groove, described
Second locking bolt passes through second rotation and manages and extend in second arc groove or second annular groove.By tightening
Second locking bolt makes the second locking bolt end offset with the second fixing axle, with the second hinged place of locking, to prevent handrail branch
Stay tube rotation；By the way that the second locking bolt is screwed into the second arc groove or second annular groove, to avoid arm supports Guan Zuo
In the case where moving right, so that arm supports pipe is still able to rotate；Wherein, arc groove or annular groove, selection are selected as needed
Arc groove selects annular groove to limit the rotational angle of arm supports pipe in order to process and assemble.
Preferably, being arranged with the first axle sleeve in first fixing axle, the first axle set has outside the first of annular
Inside the first of portion and tubular, in first internal stretch to the first rotation pipe, the described in first outer closures
The other end of one end of one rotation pipe, the first rotation pipe is closed by the first pipe close.Above-mentioned setting is to manage the first rotation
Both ends closed, to be protected to the first fixing axle and the first locking bolt.
Preferably, being arranged with the second axle sleeve in second fixing axle, second axle sleeve has outside the second of annular
Inside the second of portion and tubular, in second internal stretch to the second rotation pipe, the described in second outer closures
The other end of one end of two rotation pipes, the second rotation pipe is closed by the second pipe close.Above-mentioned setting is to manage the second rotation
Both ends closed, to be protected to the second fixing axle and the second locking bolt.
Preferably, arm supports pipe upper end two sides are respectively fixed with a gasket, the gasket, which has, to be extended to
Gasket protrusion in slot, the gasket are formed with the through-hole passed through for locating shaft, and the through-hole is through the gasket protrusion
So that the gasket protrusion radial section is arranged in a ring, each gasket is respectively positioned between Guan Yuyi guide plate of arm supports.
Above-mentioned setting adjusts the height of handrail to reduce abrasion convenient for user to prevent guide plate from directly contacting with arm supports pipe,
Also guide plate and arm supports pipe abrasion are avoided.
Preferably, being arranged on the locating shaft there are two spacer, two guide plates are located between two spacers, it is described every
Set all has a set portion every portion and a tubular, it is described every portion be located at locating shaft it is raised between guide plate or location nut
Between guide plate, the locating shaft protrusion and location nut are located in the set portion an of spacer.Above-mentioned setting avoids fixed
Position axis and location nut excessively cooperate, and protect to locating shaft and location nut.
Preferably, second hinged place is located relatively on front side of first hinged place, first hinged place is opposite
On the upside of second hinged place, the locating slot structure triangular in shape, when the handrail is downwardly turned over to extreme position,
The locating shaft is located at vertex angle, and apex angle is acute angle, and the locating shaft moves from bottom to top from the front to the back from through slot
It moves to the locating slot.Above-mentioned setting carries out the adjusting of handrail height convenient for the overturning of user's progress handrail,
The utility model has the advantages that handrail height is adjustable, and to adapt to the user of different height figures, raising makes
Comfort level when user's arm is shelved on handrail.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the first height of the utility model handrail；
Fig. 2 is that a kind of structural schematic diagram after rear wheel support pipe, front wheel supporting pipe and connecting tube is removed in Fig. 1；
Fig. 3 is the structural schematic diagram of second of height of the utility model handrail；
Fig. 4 is a kind of perspective view of the explosion of the first hinged place of the utility model and the second hinged place.
Specific embodiment
The utility model is further described below according to the drawings and specific embodiments.
As shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, a kind of wheelchair vehicle handrail fixed structure of the utility model, including handrail 1, it helps
Hand is made of armrest support and the armrest pad on armrest support, and 1 rear end of handrail and vehicle frame are hingedly fixed and be formed with first
Hinged place 5, guide plate 2 is fixed on the downside of handrail 1, and guide plate 2 is formed with the guide groove 21 that guide plate 2 is run through in left and right, handrail branch
The upper end of stay tube 3 is fixed with locating shaft 4, and locating shaft 4 cooperates in guide groove 21, and the lower end of arm supports pipe 3 and vehicle frame are hinged
The second hinged place 6 is fixed and is formed with, 1 front end of handrail is overturn centered on the first hinged place 5 so that locating shaft 4 is along guide groove 21
Mobile, locating shaft is arranged in left-right direction, and guide plate is arranged along the longitudinal direction.Guide plate 2 controls there are three setting through guide plate 2
Locating slot 22, three 22 time intervals of locating slot, which are arranged, simultaneously to be communicated with guide groove 21, and locating slot 22 is located on the upside of guide groove 21,
When 1 front end of handrail is downwardly turned over to extreme position, locating shaft 4 is moved in a locating slot 22, and is supported on handrail 1
On arm supports pipe 3.
Vehicle frame includes cushions support bracket 11, leans against pipe 12, rear wheel support pipe 13, front wheel supporting pipe 14, connecting tube 15.Back
12 lower end of tube and the upper end of connecting tube 15 are hingedly fixed and are formed with third hinged place, and 11 rear end of cushions support bracket is prolonged upwards
Stretching has fixing pipe, and fixing pipe upper end is equipped with locating piece, and leaning against 12 upper end of pipe can be overturn front and back centered on third hinged place, and be carried on the back
Tube is fixed by locating piece and cushions support bracket and keeps leaning against the front-rear position of pipe.15 lower end of connecting tube and rear wheel support
13 rear end of pipe is hinged, and 13 front end of rear wheel support pipe is located at 13 rear upper side of rear wheel support pipe, 13 front end of rear wheel support pipe and cushion
11 front end of supporting support is hinged, and 14 upper end of front wheel supporting bracket is hingedly fixed with 13 front end of rear wheel support pipe, rear wheel support bracket
13 rear and front ends are equipped with the fixed fixation position to keep rear wheel support bracket of lock piece.It is cut with scissors with pipe 12 is leaned against 1 rear end of handrail
First hinged place 5 is connect and is formed, 3 lower end of arm supports pipe is hinged with cushions support bracket 11 and is formed with second hinge
Meet place 6.
Second hinged place 6 is located relatively at 5 front side of the first hinged place, and the first hinged place 5 is located relatively on the second hinged place 6
Side, the structure triangular in shape of locating slot 22, when handrail 1 is downwardly turned over to extreme position, locating shaft 4 is located at vertex angle,
And apex angle is acute angle, locating shaft 4 is moved in locating slot 22 from bottom to top from the front to the back from through slot 31.
Fixed there are two the guide plate 2 on the downside of each handrail 1, two guide plates 2 are symmetrical set, arm supports pipe
3 upper ends are formed with that left and right is perforative through slot 31, and locating shaft 4 is located in slot 31, and the left and right ends of locating shaft 4 all extend to
Through 31 outside of slot, 4 one end of locating shaft forms the locating shaft protrusion 41 that oriented radial outside extends, 4 other end screw thread of locating shaft
It is combined with location nut 42,3 upper end of arm supports pipe cooperates between two guide plates 2, and passes through 4 left end of locating shaft to the left
It is placed through the guide groove of right side guide plate, two guide plates 2 to the right positioned at guide groove, 4 right end of locating shaft of left side guide plate
Between locating shaft protrusion 41 and location nut 42.
First hinged place 5 includes and leans against the first fixing axle 50 that 12 phase of pipe is fixed, mutually fix with 1 rear end of handrail first
Pipe 51 is rotated, the first rotation pipe 41 is set in the first fixing axle 50, and the first rotation pipe 51 is formed through the first rotation pipe 51
First fixation hole 52 in interior outside, 52 inner wall of the first fixation hole are formed with internal screw thread and are combined with the first locking bolt 53；First
50 outer wall of fixing axle extends to radially inner side to be formed with first annular groove 54, and the first locking bolt 53 passes through the first rotation pipe
It 51 and extends in first annular groove 54.The first axle sleeve 55 is arranged in first fixing axle 50, the first axle sleeve 55 has annular
First outside and tubular first inside, the first internal stretch to first rotation pipe in, the first outer closures first rotation pipe
One end, first rotation pipe the other end by the first pipe close 56 closing.
Second hinged place 6 includes second fixing axle 60 fixed with 11 phase of cushions support bracket and 3 lower end of arm supports pipe
Mutually the second fixed rotation pipe 61, the second rotation pipe 61 are set in the second fixing axle 60, and the second rotation pipe 61 is formed through
Second fixation hole 62 in outside, 62 inner wall of the second fixation hole are formed with internal screw thread and are combined with the second locking spiral shell in second rotation pipe
Bolt 63；Second fixing axle, 60 outer wall extends to radially inner side to be formed with second annular groove 64, and the second locking bolt 63 passes through
Second rotation pipe 61 simultaneously extends in second annular groove 64.The second axle sleeve 65, the second axle sleeve are arranged in second fixing axle 60
Inside second of the second outside and tubular with annular, in the second internal stretch to the second rotation pipe, the second outer closures the
The other end of one end of two rotation pipes, the second rotation pipe is closed by the second pipe close 66.
3 upper end two sides of arm supports pipe are respectively fixed with a gasket 32, and gasket 32, which has, to be extended in slot 31
Gasket protrusion, gasket 32 are formed with the through-hole passed through for locating shaft 4, and through-hole is through gasket protrusion so that gasket protrusion radial section
It is arranged in a ring, each gasket 32 is respectively positioned between arm supports pipe 3 and a guide plate 2.Be arranged on locating shaft 4 there are two every
Set 43, two guide plates 2 are located between two spacers 43, and spacer 43 all has a set portion 45 every portion 44 and a tubular,
It is located between locating shaft protrusion 41 and guide plate 2 or between location nut 42 and guide plate 2 every portion 44, locating shaft protrusion 41 and fixed
Position nut 42 is located in the set portion 45 an of spacer 43.
The utility model has the advantages that handrail height is adjustable, and to adapt to the user of different height figures, raising makes
Comfort level when user's arm is shelved on handrail.
Claims (9)
1. a kind of wheelchair vehicle handrail fixed structure, it is characterised in that including handrail, the armrest rear end and vehicle frame are hingedly fixed simultaneously
It is formed with the first hinged place, guide plate is fixed on the downside of the handrail, the guide plate is formed with left and right leading through guide plate
To slot, the upper end of arm supports pipe is fixed with locating shaft, and the locating shaft cooperation is in the guide groove, the arm supports pipe
Lower end and vehicle frame it is hingedly fixed and be formed with the second hinged place, the handrail front end overturn centered on the first hinged place so that
The locating shaft is moved along the guide groove, and the guide plate is equipped with the locating slot that guide plate is run through in several left and right, several positioning
Slot time interval is arranged and communicates with the guide groove, and the locating slot is located on the upside of the guide groove, when the handrail front end
When downwardly turning over to extreme position, the locating shaft is moved in the locating slot, and the handrail is made to be supported on institute
It states on arm supports pipe；Fixed there are two the guide plate on the handrail, two guide plates are symmetrical set, the handrail
Support tube upper end is formed with that left and right is perforative through slot, and the locating shaft is located at described in slot, the left and right of the locating shaft
Both ends are run through on the outside of slot described in all extending to, and described locating shaft one end forms the locating shaft protrusion that oriented radial outside extends, institute
It states the locating shaft other end and has been threadedly engaged location nut, arm supports pipe upper end cooperates between two guide plates,
And make the locating shaft left end be placed through to the left left side guide plate guide groove, locating shaft right end be placed through to the right right side lead
To the guide groove of plate, two guide plates are located between the locating shaft protrusion and location nut.
2. wheelchair vehicle handrail fixed structure according to claim 1, it is characterised in that the vehicle frame includes cushions support branch
Frame leans against pipe, and the pipe lower end that leans against hingedly is fixed and is formed with third hinged place, and the pipe upper end that leans against can be hinged with third
Front and back overturning centered on place, the armrest rear end and the pipe that leans against are hinged and form first hinged place, the handrail branch
Stay tube lower end is hinged with the cushions support bracket and is formed with second hinged place.
3. wheelchair vehicle handrail fixed structure according to claim 1 or 2, it is characterised in that first hinged place include with
Vehicle frame mutually fixed the first fixing axle, mutually fixed the first rotation is managed with armrest rear end, described in the first rotation pipe sleeve is located at
In first fixing axle, the first rotation pipe is formed through first fixation hole in outside in the first rotation pipe, and described first is solid
Determine hole inner wall to be formed with internal screw thread and be combined with the first locking bolt；The first fixing axle outer wall extends to radially inner side with shape
At having the first arc groove or a first annular groove, first locking bolt passes through first rotation and manages and extend to described the
In one arc groove or first annular groove.
4. wheelchair vehicle handrail fixed structure according to claim 1 or 2, it is characterised in that second hinged place include with
Vehicle frame mutually fixed the second fixing axle, mutually fixed the second rotation is managed with arm supports pipe lower end, described second, which rotates pipe sleeve, sets
In second fixing axle, the second rotation pipe is formed through second fixation hole in outside in the second rotation pipe, described
Second fixation hole inner wall is formed with internal screw thread and is combined with the second locking bolt；The second fixing axle outer wall prolongs to radially inner side
It stretches to be formed with the second arc groove or second annular groove, second locking bolt passes through second rotation and manages and extend to
In second arc groove or second annular groove.
5. wheelchair vehicle handrail fixed structure according to claim 3, it is characterised in that be arranged in first fixing axle
First axle sleeve, the first axle set have inside the first outside of annular and the first of tubular, first internal stretch to institute
It states in the first rotation pipe, one end of the first rotation pipe described in first outer closures, the other end of the first rotation pipe is logical
Cross the closing of the first pipe close.
6. wheelchair vehicle handrail fixed structure according to claim 4, it is characterised in that be arranged in second fixing axle
Second axle sleeve, second axle sleeve have inside the second outside of annular and the second of tubular, second internal stretch to institute
It states in the second rotation pipe, one end of the second rotation pipe described in second outer closures, the other end of the second rotation pipe is logical
Cross the closing of the second pipe close.
7. wheelchair vehicle handrail fixed structure according to claim 1, it is characterised in that arm supports pipe upper end two sides
It is respectively fixed with a gasket, the gasket has the gasket protrusion extended in slot, and the gasket is formed with for positioning
The through-hole that axis passes through, the through-hole is through the gasket protrusion so that the gasket protrusion radial section is arranged in a ring, each
Gasket is respectively positioned between Guan Yuyi guide plate of arm supports.
8. wheelchair vehicle handrail fixed structure according to claim 1, it is characterised in that there are two being arranged on the locating shaft
Spacer, two guide plates are located between two spacers, and the spacer all has a set portion every portion and a tubular, it is described every
Portion is located between locating shaft protrusion and guide plate or between location nut and guide plate, the locating shaft protrusion and location nut point
It Wei Yu not be in the set portion of a spacer.
9. wheelchair vehicle handrail fixed structure according to claim 2, it is characterised in that second hinged place is located relatively at
On front side of first hinged place, first hinged place is located relatively on the upside of second hinged place, and the locating slot is in triangle
Shape structure, when the handrail is downwardly turned over to extreme position, the locating shaft is located at vertex angle, and apex angle is sharp
Angle, the locating shaft are moved in the locating slot from bottom to top from the front to the back from through slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720839785.0U CN208598673U (en) | 2017-07-12 | 2017-07-12 | Wheelchair vehicle handrail fixed structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720839785.0U CN208598673U (en) | 2017-07-12 | 2017-07-12 | Wheelchair vehicle handrail fixed structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208598673U true CN208598673U (en) | 2019-03-15 |
Family
ID=65658648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720839785.0U Active CN208598673U (en) | 2017-07-12 | 2017-07-12 | Wheelchair vehicle handrail fixed structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208598673U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110251325A (en) * | 2019-05-16 | 2019-09-20 | 南京市江宁医院 | A kind of wheel-chair |
-
2017
- 2017-07-12 CN CN201720839785.0U patent/CN208598673U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110251325A (en) * | 2019-05-16 | 2019-09-20 | 南京市江宁医院 | A kind of wheel-chair |
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