CN2830625Y - Liftable safety ladder - Google Patents
Liftable safety ladder Download PDFInfo
- Publication number
- CN2830625Y CN2830625Y CN 200520098773 CN200520098773U CN2830625Y CN 2830625 Y CN2830625 Y CN 2830625Y CN 200520098773 CN200520098773 CN 200520098773 CN 200520098773 U CN200520098773 U CN 200520098773U CN 2830625 Y CN2830625 Y CN 2830625Y
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- CN
- China
- Prior art keywords
- ladder
- foot
- pairs
- fixed bar
- connecting rod
- 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 liftable safety ladder with multiple functions, which comprises a connecting plate (1) and ladder feet (2 and 3), wherein the ladder feet are connected with the connecting plate by a hinge (11) to form a standing ladder. The ladder feet (2 and 3) are formed by sheathing an upper and a lower sections, and the lower section can slide in a sliding chute of the upper section. The bottom of the upper section of ladder foot is provided with a pin (5), pin holes (8) are arranged on two pairs of foot rods of the lower section of ladder foot, and thus two pairs of standing ladder feet all can be freely elevated. The lower part of the connecting plate (1) is provided with a rotating shaft respectively connected with two fixing rods (4), and a connecting rod (12) is arranged between the two pairs of standing ladder feet. The utility model has the advantages of simple structure and safety. Elevating height can be freely regulated. Different length can be elevated by the two ladder feet totally on stair steps especially, and thus the utility model is used safely and steadily.
Description
Technical field
The utility model relates to the climbing liftable folding ladder of ladder, particularly foot of ladder.
Background technology
Existing folding ladder mostly is the foot of ladder regular length, uses highly limitedly, and during use, the people stands in the top can feel that built on the sand safety is relatively poor.
Summary of the invention
The purpose of this utility model is to provide a kind of liftable safety multi-purpose ladder.
The purpose of this utility model is realized that by following technical scheme it comprises yoke plate and foot of ladder, and two pairs of foot of ladders and the yoke plate formation double ladder that is connected through the hinge also can be connected to form yi shaped ladder by one pair of foot of ladder and yoke plate.Foot of ladder is made by channel-section steel, be socketed to form by two joints up and down, below a joint can slide in the joint chute in the above, be provided with latch 5 at the fly foot bottom, two pairs of foot levers of a joint foot of ladder are provided with pin hole 8 below.
But such two pairs of herringbone foot of ladders are free lifting all.Be provided with rotating shaft is connected with two fixed bars 4 respectively in yoke plate 1 bottom, fixed bar folding direction is vertical with the folding direction of double ladder, be provided with expansion link 9 in the fixed bar, fixed bar is provided with latch 6, expansion link 9 is provided with pin hole 9, also is provided with stay hook 7 on fixed bar 4, after fixed bar is opened, connect two stay hooks by chain, two fixed bars 7 can not slided.
Between two pairs of herringbone foot of ladders, be provided with connecting rod 12, connecting rod one end and foot of ladder are hinged, an other end passes the retainer ring 13 on the foot of ladder, on connecting rod, be provided with a socket lock hole 14, latch 15 is fixed on the foot of ladder, can control latch 15 by handle 16 and be connected with connecting rod, thus the angle of decision double ladder folding.
The utility model is simple in structure, and is safe and reliable, and adjustable height can free adjustment, reaches as high as more than 5 meters.Be fit to general family and the daily use of industrial and commercial enterprises fully.Because two pairs of equal liftables of foot of ladder like this can the safety and firmness ground use by two foot of ladders emersion different length in be uneven place, particularly stairway step.The utility model also is provided with fixed bar, makes stair safety and reliability in use.
The purpose of this utility model realizes by following technical scheme, in conjunction with the accompanying drawings.
Description of drawings
Accompanying drawing 1 is the utility model structural representation
Accompanying drawing 2 is Fig. 1 left view
Specific embodiment
Embodiment of the present utility model such as attached Fig. 1 and 2 are described, and it comprises yoke plate 1 and foot of ladder 2,3, and foot of ladder and yoke plate are connected to form double ladder by hinge 11.Foot of ladder 2,3 is made by channel-section steel, be socketed to form by two joints up and down, below a joint can slide in the joint chute in the above, be provided with latch 5 at the fly foot bottom, two pairs of foot levers of a joint foot of ladder are provided with pin hole 8 below.
But such two pairs of herringbone foot of ladders are free lifting all.Be provided with rotating shaft is connected with two fixed bars 4 respectively in yoke plate 1 bottom, fixed bar folding direction is vertical with the folding direction of double ladder, be provided with expansion link 9 in the fixed bar, fixed bar is provided with latch 6, expansion link 9 is provided with pin hole 9, also is provided with stay hook 7 on fixed bar 4, after fixed bar is opened, connect two stay hooks by chain, two fixed bars 7 can not slided.
Between two pairs of herringbone foot of ladders, be provided with connecting rod 12, connecting rod one end and foot of ladder are hinged, an other end passes the retainer ring 13 on the foot of ladder, hinged by bearing pin in the middle of the connecting rod, bearing pin top is provided with locator protrusions, and connecting rod can only be rotated, on connecting rod, be provided with a socket lock hole 14, latch 15 is fixed on the foot of ladder, and can control latch 15 by handle 16 and be connected with connecting rod, thus the angle of decision double ladder folding.
The utility model is simple in structure, and is safe and reliable, and adjustable height can free adjustment, reaches as high as more than 5 meters.Be fit to general family and the daily use of industrial and commercial enterprises fully.Because two pairs of equal liftables of foot of ladder like this can the safety and firmness ground use by two foot of ladders emersion different length in be uneven place, particularly stairway step.The utility model also is provided with fixed bar, makes stair safety and reliability in use.
Claims (1)
1, a kind of liftable safety multi-purpose ladder, comprise yoke plate (1) and foot of ladder (2,3), foot of ladder and yoke plate are connected to form double ladder by hinge (11), it is characterized in that: foot of ladder (2,3) be socketed to form by two joints up and down, below a joint can be in the above slide in the joint chute, be provided with latch (5) at the fly foot bottom, two pairs of foot levers of a joint foot of ladder are provided with pin hole (8) below, but such two pairs of herringbone foot of ladders are free lifting all, being provided with rotating shaft in yoke plate (1) bottom is connected with two fixed bars (4) respectively, fixed bar folding direction is vertical with the folding direction of double ladder, be provided with expansion link (9) in the fixed bar, fixed bar is provided with latch (6), expansion link (9) is provided with pin hole (9), on fixed bar (4), also be provided with stay hook (7), after fixed bar is opened, connect two stay hooks by chain, two fixed bars (7) can not slided, between two pairs of herringbone foot of ladders, be provided with connecting rod (12), connecting rod one end and foot of ladder are hinged, an other end passes the retainer ring (13) on the foot of ladder, is provided with a socket lock hole (14) on connecting rod, and latch (15) is located on the foot of ladder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520098773 CN2830625Y (en) | 2005-11-16 | 2005-11-16 | Liftable safety ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520098773 CN2830625Y (en) | 2005-11-16 | 2005-11-16 | Liftable safety ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2830625Y true CN2830625Y (en) | 2006-10-25 |
Family
ID=37135551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520098773 Expired - Fee Related CN2830625Y (en) | 2005-11-16 | 2005-11-16 | Liftable safety ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2830625Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101392628B (en) * | 2008-11-04 | 2011-01-12 | 来旭 | Side-tilting prevention trestle ladder |
| CN104018776A (en) * | 2014-06-27 | 2014-09-03 | 国家电网公司 | Insulating ladder |
| CN106337647A (en) * | 2016-08-31 | 2017-01-18 | 天津圣金特汽车配件有限公司 | Stable and collection-facilitating climbing stool |
| WO2018130167A1 (en) * | 2017-01-15 | 2018-07-19 | 黄崇华 | Stepladder |
| CN108888879A (en) * | 2018-07-04 | 2018-11-27 | 李忠 | A kind of fire-fighting Multifunctional stairs beating unit |
-
2005
- 2005-11-16 CN CN 200520098773 patent/CN2830625Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101392628B (en) * | 2008-11-04 | 2011-01-12 | 来旭 | Side-tilting prevention trestle ladder |
| CN104018776A (en) * | 2014-06-27 | 2014-09-03 | 国家电网公司 | Insulating ladder |
| CN104018776B (en) * | 2014-06-27 | 2016-05-04 | 国家电网公司 | A kind of insulating ladder |
| CN106337647A (en) * | 2016-08-31 | 2017-01-18 | 天津圣金特汽车配件有限公司 | Stable and collection-facilitating climbing stool |
| WO2018130167A1 (en) * | 2017-01-15 | 2018-07-19 | 黄崇华 | Stepladder |
| CN108888879A (en) * | 2018-07-04 | 2018-11-27 | 李忠 | A kind of fire-fighting Multifunctional stairs beating unit |
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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 |