CN2443900Y - Trailer for climbing stairs - Google Patents
Trailer for climbing stairs Download PDFInfo
- Publication number
- CN2443900Y CN2443900Y CN 00225356 CN00225356U CN2443900Y CN 2443900 Y CN2443900 Y CN 2443900Y CN 00225356 CN00225356 CN 00225356 CN 00225356 U CN00225356 U CN 00225356U CN 2443900 Y CN2443900 Y CN 2443900Y
- Authority
- CN
- China
- Prior art keywords
- wheel
- crawler
- trailer
- utility
- model
- 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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- Handcart (AREA)
- Steps, Ramps, And Handrails (AREA)
Abstract
The utility model relates to a trailer for climbing stairs. A crawler type rolling device is arranged below a trailer composed of a handrail, a trailer frame, wheels, etc. The rolling device is composed of a row of wheel shafts, and both ends of each shaft are provided with a triangle belt pulley which is coated with a triangle belt to form a crawler. Both outer ends of each wheel shaft are fixed on two supporting plates which are fixed inside the trailer frame, and the lower surface of the crawler is on the same plane of the wheels. When the utility model is used for climbing stairs, the lower length of the crawler and the wheels can press three steps of stairs, and the utility model is driven to move forward by the rolling of the crawler and the wheels; when climbing upstairs, the utility model runs just like on sloping fields without strong vibration.
Description
The utility model relates to a kind of rickshaw, belongs to a kind of hand steered stair climbing trailer.
The building that does not have electric elevator installation is toward floor carrying articles for daily use, existing cat ladder car place in operation as the trident castor.But this cat ladder car is not that wheel rolling is gone upstairs, but imitation walking ascending stair, inconvenient operation is vibrated bigger.At present, still lose the cat ladder car place in operation that having rolling upward terraced.
The purpose of this utility model is that a kind of stair climbing trailer that can roll and travel will be provided.
Utility model is achieved in that the trailer of forming by handrail, vehicle frame, wheel etc., and the crawler type tourelle is installed under vehicle frame.
When using the utility model cat ladder, crawler belt lower length and wheel can be pushed down three steps of ladder, are advanced by crawler belt and wheel rolling, and be last when terraced, travels no strong vibration as the hillside fields.
Introduce the utility model below in conjunction with accompanying drawing.
Fig. 1 is a utility model cat ladder state front view;
Fig. 2 is a utility model cat ladder state birds-eye view.
With reference to accompanying drawing, the trailer by handrail 1, vehicle frame 2, wheel 4 etc. are formed below vehicle frame 2, is installed with crawler type tourelle 3.The crawler type tourelle can constitute like this: the row's wheel shaft 8 that is arranged in parallel is arranged, and pulley conical disk 6 is being adorned at the two ends of every axle, and the wheel overcoat cone belt, forms crawler belt 7.Two outer ends of one row's wheel shaft 8 are fixed on two faggings 5, and the distance of the wheel shaft 8 of front and back will keep allowing crawler belt tighten.Two faggings 5 are fixed in the vehicle frame 2, the pulley conical disk of an end and wheel 4 are intersected, land cambered surface with wheel 4 below the crawler belt, locate same plane.Wheel shaft 8 can be settled 3～5, and pulley conical disk 6 is opened two grooves, and two cone belt are installed, and belt protrudes wheel rim 5MM.
Claims (3)
1, a kind of stair climbing trailer is made up of handrail (1), vehicle frame (2), wheel (4) etc., it is characterized in that: crawler type tourelle (3) is installed under vehicle frame (4).
2, by the described stair climbing trailer of claim 1, it is characterized in that: the crawler type tourelle (3) that vehicle frame (2) is installed below, the row's wheel shaft (8) that is arranged in parallel is arranged, pulley conical disk (6) is being adorned at the two ends of every axle, the wheel overcoat cone belt, forms crawler belt (7), and two outer ends of wheel shaft (8) are fixed on two faggings (5), the distance of the wheel shaft (8) of front and back will keep allowing crawler belt tighten; Two faggings (5) are fixed in the vehicle frame (2), the pulley conical disk of an end and wheel (4) are intersected, land cambered surface with wheel (4) below the crawler belt, locate same plane.
3, by the described stair climbing trailer of claim 2, it is characterized in that: described wheel shaft (8) can be settled 3～5, and pulley conical disk (6) is opened two grooves, and two cone belt are installed, and belt protrudes wheel rim 5MM.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00225356 CN2443900Y (en) | 2000-08-04 | 2000-08-04 | Trailer for climbing stairs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00225356 CN2443900Y (en) | 2000-08-04 | 2000-08-04 | Trailer for climbing stairs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2443900Y true CN2443900Y (en) | 2001-08-22 |
Family
ID=33589479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00225356 Expired - Fee Related CN2443900Y (en) | 2000-08-04 | 2000-08-04 | Trailer for climbing stairs |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2443900Y (en) |
-
2000
- 2000-08-04 CN CN 00225356 patent/CN2443900Y/en not_active Expired - Fee Related
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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 |