CN2421976Y - Wheel chair capable of climbing stairs - Google Patents
Wheel chair capable of climbing stairs Download PDFInfo
- Publication number
- CN2421976Y CN2421976Y CN 00229747 CN00229747U CN2421976Y CN 2421976 Y CN2421976 Y CN 2421976Y CN 00229747 CN00229747 CN 00229747 CN 00229747 U CN00229747 U CN 00229747U CN 2421976 Y CN2421976 Y CN 2421976Y
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- CN
- China
- Prior art keywords
- chair
- cranks
- utility
- model
- lower limbs
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a wheel chair capable of climbing stairs, wherein, the utility model is suitable for climbing up and down the stairs. The utility model comprises a chair rack, and four chair legs evenly distributed at the lower part of the chair rack. The four chair legs are equally hinged with the chair rack, and each chair leg is evenly composed of a supporting rod, wherein, the middle part of the supporting rod can be bent. The chair rack is provided with four crank link mechanisms. Each crank is respectively hinged with a chair leg by a connecting rod. The two cranks connected with the two chair legs at any diagonal line have the same moving phase position. The moving position of the two cranks connected with the two chair legs at the other diagonal line and the moving position of the two cranks differ by 180 DEG. Because using the structure, accordingly, the utility model realizes the aim that the wheel chair can climb up and down the stairs.
Description
This utility model relates to a kind of seat, relate to specifically a kind of be applicable to upper and lower building climb the balcony chair.
Known seat moves because of not carrying out upper and lower building, when upper and lower building, seat handicapped personnel such as patient or old men etc. on chair must leave seat, are assisted in or are carried upper and lower building by other staff, and this brings many inconvenience just for nursing staff and patient.
The purpose of this utility model with regard to be at above-mentioned existing in prior technology not enough and provide a kind of be applicable to upper and lower building climb the balcony chair.
The purpose of this utility model can realize by following technical measures:
This utility model comprise the chair frame and uniform be arranged on four chair lower limbs of fast chair frame bottom, described four chair lower limbs all are hinged with the chair frame, every chair lower limb is formed by the flexible pole in a middle part; The chair frame is provided with the four-throw linkage, and described each crank is hinged by a connecting rod and a chair lower limb respectively; Be in arbitrary diagonal on the be connected motion phase of bent two cranks of two chair lower limbs identical, and the motion phase of the motion phase of two cranks that are connected with two chair lower limbs on another diagonal and above-mentioned two cranks differs 180 degree.
Move for ease of seat, speed four chair lower limbs the lower end be provided with a roller.
Advantage of the present utility model just is four chair lower limbs of seat are arranged to the flexible pole in middle part, and the chair frame is provided with the four-throw linkage, described each crank is hinged by a connecting rod and a chair lower limb respectively, with be in arbitrary diagonal on the motion phase of two cranks that are connected of two chair lower limbs identical, and the motion phase of the motion phase of two cranks that are connected with two chair lower limbs on another diagonal and above-mentioned two cranks differs 180 degree, in the time of upstairs, by cranker the two chair lower limbs bending that is on the diagonal is also stepped forward, when this two chairs lower limb contacts with the upper level stair, cranker stretches the chair lower limb, at this moment, crooked also upwards the stepping with the upper level stair of two chair lower limbs that is on another diagonal contacts, crank repeating motion like this, thus realized making on the seat, purpose downstairs.
Fig. 1 is a framework three-dimensional structure diagram of the present utility model.
This utility model describes in further detail below in conjunction with specific embodiment (accompanying drawing):
As shown in the figure, this utility model comprises chair frame 1 and uniform four chair lower limbs 2 that are arranged on described chair frame 1 bottom, and described four chair lower limbs 2 all are hinged with chair frame 1, and every chair lower limb 1 is formed by the flexible pole in a middle part; Chair frame 1 is provided with the four-throw linkage, and described each crank 3 is hinged by a connecting rod 4 and a chair lower limb 2 respectively; Be in arbitrary diagonal on the motion phase of two cranks 3 that are connected of two chair lower limbs 2 identical, and the motion phase of two crank-motion phase places that are connected with two chair lower limbs 2 on another diagonal and above-mentioned two cranks differs 180 degree.
Claims (2)
1, a kind of be applicable to upper and lower building climb the balcony chair, it comprises chair frame (1) and uniform four the chair lower limbs (2) that are arranged on described chair frame (1) bottom, it is characterized in that: institute's four chair lower limbs of speed (2) all are hinged with chair frame (1), and every chair lower limb (1) is formed by the flexible pole in a middle part; Chair frame (1) is provided with the four-throw linkage, and institute's each crank of speed (3) is hinged by a connecting rod (4) and a chair lower limb (2) respectively; Be in arbitrary diagonal on the motion phase of two cranks (3) that are connected of two chair lower limbs (2) identical, and the motion phase of the motion phase of two cranks that are connected with two chair lower limbs (2) on another diagonal and above-mentioned two cranks differs 180 degree.
2, according to claim 1 be applicable to upper and lower building climb the balcony chair, it is characterized in that: the lower end at described four chair lower limbs (2) is provided with a roller.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 00229747 CN2421976Y (en) | 2000-04-19 | 2000-04-19 | Wheel chair capable of climbing stairs |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 00229747 CN2421976Y (en) | 2000-04-19 | 2000-04-19 | Wheel chair capable of climbing stairs |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2421976Y true CN2421976Y (en) | 2001-03-07 |
Family
ID=33592977
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 00229747 Expired - Fee Related CN2421976Y (en) | 2000-04-19 | 2000-04-19 | Wheel chair capable of climbing stairs |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2421976Y (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102523805A (en) * | 2012-01-19 | 2012-07-04 | 西南大学 | Power travelling device for rice transplanter |
CN104161631A (en) * | 2014-08-02 | 2014-11-26 | 吴翰威 | Wheel chair allowing the disabled to go upstairs conveniently |
CN106074022A (en) * | 2016-08-14 | 2016-11-09 | 常俊苹 | A kind of multi-mode wheel chair robot |
CN109330783A (en) * | 2018-12-13 | 2019-02-15 | 金陵科技学院 | A kind of deformable multifunctional wheelchair |
CN110123539A (en) * | 2019-05-06 | 2019-08-16 | 重庆大学 | A kind of novel stair climbing wheelchair robot |
-
2000
- 2000-04-19 CN CN 00229747 patent/CN2421976Y/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102523805A (en) * | 2012-01-19 | 2012-07-04 | 西南大学 | Power travelling device for rice transplanter |
CN104161631A (en) * | 2014-08-02 | 2014-11-26 | 吴翰威 | Wheel chair allowing the disabled to go upstairs conveniently |
CN106074022A (en) * | 2016-08-14 | 2016-11-09 | 常俊苹 | A kind of multi-mode wheel chair robot |
CN109330783A (en) * | 2018-12-13 | 2019-02-15 | 金陵科技学院 | A kind of deformable multifunctional wheelchair |
CN110123539A (en) * | 2019-05-06 | 2019-08-16 | 重庆大学 | A kind of novel stair climbing wheelchair robot |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |