CN208372049U - Wheel-chair leans against pipe overturning structure - Google Patents
Wheel-chair leans against pipe overturning structure Download PDFInfo
- Publication number
- CN208372049U CN208372049U CN201721710417.2U CN201721710417U CN208372049U CN 208372049 U CN208372049 U CN 208372049U CN 201721710417 U CN201721710417 U CN 201721710417U CN 208372049 U CN208372049 U CN 208372049U
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- bracket
- removable pin
- tube
- lower bracket
- fixed
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Abstract
The utility model discloses a kind of wheel-chairs to lean against pipe overturning structure, pipe is leaned against to be made of top tube and down tube, upper bracket is fixed on rear side of the upper tube lower end, the down tube upper end is fixed with lower bracket, the upper bracket is hingedly arranged with lower bracket by articulated shaft, the C-shaped setting in the cross section of the lower bracket, the lower bracket, which is arranged, to be fixed on the outside of down tube upper end, and the opening of lower bracket is arranged backward, the upper tube and down tube are fixed so that lower bracket upper end is enclosed in upper tube lower end outer circumferential, and the upper bracket is made to be located at the opening of the lower bracket, the upper tube is combined with removable pin, the upper pore stepped down to removable pin front end is formed on front side of upper tube lower end, the lower bracket hole stepped down to removable pin front end is formed on the lower bracket, spring is arranged on the removable pin, removable pin front end is formed with boss, after the removable pin End is fixed with fixed block.The utility model has the advantages that leaning against pipe overturning and locking is quite convenient to.
Description
Technical field
The utility model relates to a kind of wheel-chairs to lean against pipe overturning structure.
Background technique
In order to facilitate storage and transportation, diminution volume, leaning against pipe can all turn over wheel-chair currently on the market.It is carrying on the back
After tube overturns forward fixation, in order to safe and reliable, it is necessary to there is a locking member (i.e. bolts and nuts) to lean against pipe with fixation,
So that leaning against Guan Guanneng bears thrust and the person by power up.But the releasing of this locking member and installation for disabled person or
It is very inconvenient for the elderly.
Summary of the invention
Pipe overturning is leaned against and the wheel-chair that is quite convenient to of locking leans against pipe and turns over the purpose of the utility model is to provide a kind of
Rotation structure.
To achieve the above objectives, the present invention adopts the following technical solutions: a kind of wheel-chair leans against pipe overturning structure, back
Tube is made of top tube and down tube, is fixed with upper bracket on rear side of the upper tube lower end, the down tube upper end is fixed with lower bracket, institute
It states upper bracket and is hingedly arranged with lower bracket by articulated shaft, the C-shaped setting in the cross section of the lower bracket, the lower bracket is arranged
It is fixed on the outside of down tube upper end, and the opening of lower bracket is arranged backward, the upper tube is fixed with down tube so that lower bracket upper end is enclosed
It closes in upper tube lower end outer circumferential, and the upper bracket is made to be located at the opening of the lower bracket, the upper tube is combined with activity
Pin, the position of the removable pin are higher than the position of articulated shaft, and the removable pin backs through upper bracket, formed on front side of upper tube lower end
There is the upper pore stepped down to removable pin front end, the lower bracket hole stepped down to removable pin front end is formed on the lower bracket, it is described
Spring is arranged on removable pin, removable pin front end is formed with boss, and the removable pin rear end is fixed with fixed block, the removable pin
Rear end pass through upper tube, upper bracket and fixed with the fixed block, under the action of the spring, the front end of the removable pin extends to
In the lower bracket hole of lower bracket.
It carries out the utility model and leans against when turning over of pipe, by removable pin post-tensioning, so that removable pin front end moves backward
To be detached from lower bracket, to release the locking between upper tube and down tube；When need to carry out the locking of upper tube and down tube, make upper tube upper end to
Preceding overturning, and removable pin front end is made to enter the lower bracket hole of lower bracket.The utility model structure can make the overturning for leaning against pipe
It is quite convenient to locking.
Preferably, being arranged with driving lever on the removable pin, the driving lever is between fixed block and upper bracket.It can pass through
Driving lever upper end or lower end move back, and to realize removable pin front end rear end, can be user-friendly for unlock operation.
Preferably, the removable pin front end is in the diminishing structure of outer diameter from back to front.Set the length of removable pin
Degree, so that removable pin front end can be contacted with lower bracket front end upper limb, in order to which spring contraction, removable pin move backward, in order to
The locking of upper down tube.
Preferably, the driving lever is made of upper and lower part, the top and lower part bend and make driving lever upper end backward
Extend, the driving lever lower end extends forward and is in contact always with upper bracket.Above-mentioned setting so that stirring for driving lever is more convenient,
And make the movement of removable pin faster, to accelerate the speed to unlock.
Preferably, the left and right ends of the upper bracket extend back and form epipleural, the sub-mount backside
Left and right ends extend back and are formed with lower side panel, and the upper bracket and lower bracket are hingedly so that the epipleural is located at two
Between lower side panel, the articulated shaft passes through epipleural and lower side panel, and the driving lever is located between two epipleurals.Upper and lower side plate is not
It is only used for coordination hinge axis, is also used to protect driving lever, and for placing driving lever rotation.
Preferably, the down tube upper end is fixed with anti-shake plug, when the front end of the removable pin extends under lower bracket
When in bracket holes, end face is contacted beyond the Great Wall with the anti-shake for the upper tube lower end surface.Wherein, anti-shake plug can have bullet using rubber etc.
The material of property is made.Since there are trueness errors in the manufacture processing of each component, when upper down tube locks, between existing between upper tube and down tube
Gap, upper tube is easy to shake, and the anti-shake plug of the utility model patent can solve this problem.
Preferably, the internal diameter of the internal diameter of the upper pore, lower bracket hole is all larger than the outer diameter of the boss, the boss
Rear end be located in the upper tube.The back-and-forth motion of removable pin is convenient in above-mentioned setting.
The utility model has the advantages that leaning against pipe overturning and locking is quite convenient to.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram that the utility model leans against pipe；
Fig. 2 is another structural schematic diagram that the utility model leans against pipe.
Specific embodiment
The utility model is further described below according to the drawings and specific embodiments.
As shown in Fig. 1, Fig. 2, a kind of wheel-chair of the utility model lean against pipe overturning structure, lean against pipe by upper tube 1 and under
Pipe 2 is constituted, and upper bracket 3 is fixed on rear side of 1 lower end of upper tube, and 2 upper end of down tube is fixed with lower bracket 4, and upper bracket 3 and lower bracket 4 are logical
It crosses articulated shaft 11 to be hingedly arranged, the C-shaped setting in the cross section of lower bracket 4, lower bracket 4, which is arranged, to be fixed on the outside of 2 upper end of down tube, and
The opening of lower bracket 4 is arranged backward, and upper tube 1 and down tube 2 are fixed so that 4 upper end of lower bracket is enclosed in 1 lower end outer circumferential of upper tube,
And upper bracket 3 is made to be located at the opening of lower bracket 4.Upper tube 1 is combined with removable pin 5, and the position of removable pin 5 is higher than articulated shaft 11
Position, removable pin 5 back through upper bracket 3, the upper pore stepped down to 5 front end of removable pin, lower branch are formed on front side of 1 lower end of upper tube
It is formed with the lower bracket hole 41 stepped down to 5 front end of removable pin on frame 4, is arranged with spring 6 on removable pin 5,5 front end of removable pin is formed
Have a boss 51,5 rear end of removable pin is fixed with fixed block 52, the rear end of removable pin 5 pass through upper tube 1, upper bracket 3 and with fixed block 52
Fixed, under the action of spring 6, the front end of removable pin 5 is extended in the lower bracket hole 41 of lower bracket 4.
Wherein, 5 front end of removable pin is in the diminishing structure of outer diameter from back to front.Wherein driving lever is arranged on removable pin 5
7, driving lever 7 is between fixed block 52 and upper bracket 3.Driving lever 7 is made of upper and lower part, and top and lower part bend and make driving lever
Upper end extends back, and 7 lower end of driving lever extends forward and is in contact always with upper bracket.
The left and right ends of upper bracket 3 extend back and form epipleural 31, and the left and right ends of 4 rear side of lower bracket are backward
Extend and be formed with lower side panel 42, upper bracket 3 and lower bracket 4 is hinged so that epipleural 31 is located between two lower side panels 42, hinge
Spindle 11 passes through epipleural 31 and lower side panel 42, and driving lever 7 is located between two epipleurals 31.
2 upper end of down tube is fixed with anti-shake plug 8, when the front end of removable pin 5 extends in the lower bracket hole 41 of lower bracket 4,
1 lower end surface of upper tube and 8 upper end face contact of anti-shake plug.The internal diameter of upper pore, the internal diameter in lower bracket hole 41 are all larger than the outer of boss 51
The rear end of diameter, boss 51 is located in upper tube 1.
It carries out the utility model and leans against when turning over of pipe, by removable pin post-tensioning, so that removable pin front end moves backward
To be detached from lower bracket, to release the locking between upper tube and down tube；When need to carry out the locking of upper tube and down tube, make upper tube upper end to
Preceding overturning, and removable pin front end is made to enter the lower bracket hole of lower bracket.The utility model, which has, leans against pipe overturning and locking
The advantages of being quite convenient to.
Claims (7)
1. a kind of wheel-chair leans against pipe overturning structure, it is characterised in that it leans against pipe and is made of top tube and down tube, the upper tube lower end
Rear side is fixed with upper bracket, and the down tube upper end is fixed with lower bracket, and the upper bracket is hingedly set with lower bracket by articulated shaft
It sets, the C-shaped setting in the cross section of the lower bracket, the lower bracket is arranged is fixed on the outside of down tube upper end, and lower bracket is opened
Mouth is arranged backward, and the upper tube and down tube are fixed so that lower bracket upper end is enclosed in upper tube lower end outer circumferential, and makes on described
Bracket is located at the opening of the lower bracket, and the upper tube is combined with removable pin, and the position of the removable pin is higher than articulated shaft
Position, the removable pin back through upper bracket, and the upper pore stepped down to removable pin front end is formed on front side of upper tube lower end, described
It is formed with the lower bracket hole stepped down to removable pin front end on lower bracket, is arranged with spring, removable pin front end shape on the removable pin
At there is a boss, the removable pin rear end is fixed with fixed block, the rear end of the removable pin pass through upper tube, upper bracket and with it is described solid
Determine block to fix, under the action of the spring, the front end of the removable pin extends in the lower bracket hole of lower bracket.
2. wheel-chair according to claim 1 leans against pipe overturning structure, it is characterised in that be arranged with and dial on the removable pin
Bar, the driving lever is between fixed block and upper bracket.
3. wheel-chair according to claim 1 leans against pipe overturning structure, it is characterised in that the removable pin front end is in by rear
To the diminishing structure of preceding outer diameter.
4. wheel-chair according to claim 2 leans against pipe overturning structure, it is characterised in that the driving lever is by upper and lower part
Constitute, the top bends with lower part and driving lever upper end made to extend back, the driving lever lower end extend forward and always with upper branch
Frame is in contact.
5. wheel-chair according to claim 2 leans against pipe overturning structure, it is characterised in that the left and right ends of the upper bracket
It extends back and forms epipleural, the left and right ends of the sub-mount backside extend back and are formed with lower side panel, described
Hingedly so that the epipleural is located between two lower side panels, the articulated shaft passes through epipleural and downside for upper bracket and lower bracket
Plate, the driving lever are located between two epipleurals.
6. wheel-chair according to claim 1 leans against pipe overturning structure, it is characterised in that the down tube upper end is fixed with anti-
Plug is shaken, when the front end of the removable pin extends in the lower bracket hole of lower bracket, the upper tube lower end surface and the anti-shake plug
Upper end face contact.
7. wheel-chair according to claim 1 leans against pipe overturning structure, it is characterised in that the internal diameter of the upper pore, lower branch
The internal diameter of frame aperture is all larger than the outer diameter of the boss, and the rear end of the boss is located in the upper tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721710417.2U CN208372049U (en) | 2017-12-11 | 2017-12-11 | Wheel-chair leans against pipe overturning structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721710417.2U CN208372049U (en) | 2017-12-11 | 2017-12-11 | Wheel-chair leans against pipe overturning structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208372049U true CN208372049U (en) | 2019-01-15 |
Family
ID=64978079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721710417.2U Active CN208372049U (en) | 2017-12-11 | 2017-12-11 | Wheel-chair leans against pipe overturning structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208372049U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110812048A (en) * | 2019-09-03 | 2020-02-21 | 嘉兴赛诺机械有限公司 | Folding guardrail |
-
2017
- 2017-12-11 CN CN201721710417.2U patent/CN208372049U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110812048A (en) * | 2019-09-03 | 2020-02-21 | 嘉兴赛诺机械有限公司 | Folding guardrail |
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| GR01 | Patent grant |