CN203776298U - Labour-saving ladder-crawling drag frame - Google Patents
Labour-saving ladder-crawling drag frame Download PDFInfo
- Publication number
- CN203776298U CN203776298U CN201420096625.8U CN201420096625U CN203776298U CN 203776298 U CN203776298 U CN 203776298U CN 201420096625 U CN201420096625 U CN 201420096625U CN 203776298 U CN203776298 U CN 203776298U
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- CN
- China
- Prior art keywords
- wheel
- crawler belt
- labour
- guide wheel
- crawling
- Prior art date
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- Expired - Fee Related
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Abstract
The utility model relates to a labour-saving ladder-crawling drag frame, which is installed at the lower part of a draw-bar box and composed of a track rolling component and a movable frame; the track rolling component is composed of a track, a front guide wheel, a rear guide wheel, an inner support wheel and a framework; inner support wheels in a row are assembled on the framework; the front guide wheel is arranged at the front end of the framework; the rear guide wheel is arranged at the rear end of the framework; the movable frame comprises a draw bar and a support frame; and one end of the support frame is connected to the axle of the front guide wheel. When the labour-saving ladder-crawling drag frame disclosed by the utility model is used, the other end of the support frame is movably connected to the draw bar; the track rolling component can be put on stairs in an inclined manner; when the labour-saving ladder-crawling drag frame disclosed by the utility model is not used, the support frame and the draw bar are disconnected, so that the front guide wheel of the track is attached to the draw bar; and the labour-saving ladder-crawling drag frame disclosed by the utility model is simple in structure, light to carry, labour-saving and convenient and is applied to dragging on multi-layer stairs.
Description
Technical field
The utility model relates to a kind of laborsaving cat ladder pulling carrier, especially one can be arranged on draw-bar box bottom, and is constituted by crawler belt rolling portion and adjustable shelf.
Background technology
Although current draw-bar box and luggage case are with tugboat, the carrying on stair is still harder, therefore, need a kind of simple in structure, carry light and handy, can be laborsaving and pulling carrier easily.
Summary of the invention
The utility model provides a kind of laborsaving cat ladder pulling carrier, and this pulling carrier can be arranged on draw-bar box bottom, has crawler belt rolling portion and adjustable shelf to constitute.
For achieving the above object, the technical solution of the utility model is: a kind of laborsaving cat ladder pulling carrier, be arranged on draw-bar box bottom, by crawler belt rolling assembly and adjustable shelf module composition, be characterized in: crawler belt rolling assembly comprises crawler belt, front jocket wheel that rear guide wheel, inner support wheel, skeleton are equipped with the inner support wheel that is townhouse form on skeleton, skeleton front end is equipped with front jocket wheel, and rear guide wheel is equipped with in rear end; Adjustable shelf assembly comprises pull bar, bracing frame, and bracing frame one end connects the wheel shaft of front jocket wheel.
When use, the bracing frame other end is flexibly connected pull bar, and described crawler belt rolling assembly tiltedly rests on stair.While use, the front jocket wheel of the described crawler belt pull bar that reclines.
The beneficial effects of the utility model are: adopt the conversion of bracing frame to connect, make laborsaving cat ladder pulling carrier in use, form the triangle firm support of pull bar, crawler belt skeleton and bracing frame, can laborsavingly on stair, pull easily.Can disconnect when not in use the connection of bracing frame and pull bar, make front jocket wheel one end of crawler belt pull bar that reclines, so as to deposit dilatory pacifically.
Therefore, the utility model cost design is cheap, simple in structure, carries lightly laborsaving convenience.
Brief description of the drawings
Fig. 1 is use status architecture schematic diagram of the present utility model;
Fig. 2 is non-working condition structural representation of the present utility model;
Fig. 3 is crawler belt rolling assembly and bracing frame connection diagram.
Detailed description of the invention
Below in conjunction with accompanying drawing and embodiment, the utility model is further described.
As shown in Figure 1 to Figure 3, a kind of laborsaving cat ladder pulling carrier, is arranged on draw-bar box bottom, by crawler belt rolling assembly and adjustable shelf module composition.
Crawler belt rolling assembly comprises crawler belt 1, front jocket wheel 2, rear guide wheel 3, inner support wheel 4, skeleton 7, is equipped with the inner support wheel 4 that is townhouse form on skeleton 7, and skeleton 7 front ends are equipped with front jocket wheel 2, and rear guide wheel 3 is equipped with in rear end.Adjustable shelf is made up of pull bar 5, bracing frame 6, skeleton 7, and when use, bracing frame 6 one end connect the wheel shaft 8 of front jocket wheel 2, and the other end is flexibly connected pull bar 5, and crawler belt rolling assembly can tiltedly rest on stair.While use, disconnect being connected of bracing frame 6 and pull bar 5, make the front jocket wheel 2 of crawler belt 1 pull bar 5 that reclines.
The utility model adopts the conversion of bracing frame 6 to connect, and makes laborsaving cat ladder pulling carrier in use, forms the triangle firm support of pull bar 5, skeleton 7 and bracing frame 6, can laborsavingly on stair, pull easily.Can disconnect when not in use the connection of bracing frame 6 and pull bar 5, make front jocket wheel 2 one end of crawler belt 1 pull bar 5 that reclines, so as to deposit dilatory pacifically.
Claims (3)
1. a laborsaving cat ladder pulling carrier, be arranged on draw-bar box bottom, by crawler belt rolling assembly and adjustable shelf module composition, it is characterized in that: described crawler belt rolling assembly comprises crawler belt (1), front jocket wheel (2), rear guide wheel (3), inner support wheel (4), skeleton (7), on skeleton (7), be equipped with the inner support wheel (4) that is townhouse form, skeleton (7) front end is equipped with front jocket wheel (2), and rear guide wheel (3) is equipped with in rear end; Adjustable shelf assembly comprises pull bar (5), bracing frame (6), and bracing frame (6) one end connects the wheel shaft (8) of front jocket wheel (2).
2. laborsaving cat ladder pulling carrier according to claim 1, is characterized in that: when use, support frame as described above (6) other end is flexibly connected pull bar (5), and described crawler belt rolling assembly tiltedly rests on stair.
3. laborsaving cat ladder pulling carrier according to claim 1, is characterized in that: while use, and the front jocket wheel (2) of described crawler belt (1) pull bar (5) that reclines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420096625.8U CN203776298U (en) | 2014-03-05 | 2014-03-05 | Labour-saving ladder-crawling drag frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420096625.8U CN203776298U (en) | 2014-03-05 | 2014-03-05 | Labour-saving ladder-crawling drag frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203776298U true CN203776298U (en) | 2014-08-20 |
Family
ID=51312555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420096625.8U Expired - Fee Related CN203776298U (en) | 2014-03-05 | 2014-03-05 | Labour-saving ladder-crawling drag frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203776298U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103829509A (en) * | 2014-03-05 | 2014-06-04 | 上海应用技术学院 | Labor-saving crawling ladder traction frame |
-
2014
- 2014-03-05 CN CN201420096625.8U patent/CN203776298U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103829509A (en) * | 2014-03-05 | 2014-06-04 | 上海应用技术学院 | Labor-saving crawling ladder traction frame |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140820 Termination date: 20150305 |
|
| EXPY | Termination of patent right or utility model |