Ladder
A technology of ladders and together, applied in the direction of ladders, buildings, building structures, etc., can solve the problems of bulkiness, inconvenient use of ladders, inconvenience of daily work, etc., and achieve the effect of safe use
Inactive Publication Date: 2010-06-30
麻志国
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Problems solved by technology
These ladders are very inconvenient to use and are bulky, which brings inconvenience to daily work
Method used
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[0007] figure 1 The specific structure shown is as follows: two short ladders 1 are welded together by two hinges 2, so that they can be folded freely. When it is higher, the two short ladders 1 can be straightened so that they are in a straight line. At this time, the latch 4 is inserted in the steel pipe 3 and fastened, and the two short ladders are fixed as a long ladder, which is convenient for higher places. Operation; when there is no support in the place of operation, the two short ladders 1 can be folded into a certain angle, and the crotch of the latch 4 is hung on the steel pipe 3 to make it a triangle to achieve the purpose of fixing. The invention has just become a ladder, which is convenient for operation.
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The invention discloses a ladder made of solid and portable steel pipes and used as a long ladder, a short ladder or a lap-jointed ladder. The ladder of the invention is formed by welding two sections of short ladders into a whole by two hinges, wherein the unfolded ladder constitutes the long ladder; the folded ladder constitutes the short ladder; and the ladder unfolded for a certain angle constitutes the lap-jointed ladder. The ladder of the invention is solid, portable, convenient, skillful and safe to use. Therefore, the ladder of the invention is suitable for various occasions.
Description
technical field [0001] The invention belongs to a daily tool. Background technique [0002] At present, besides the original wooden ladder or straight ladder, the ladders used by people also have retractable ladders. These ladders are very inconvenient and heavy to use, which brings inconvenience to daily work. Contents of the invention [0003] The technical problem to be solved by the present invention is to provide a ladder made of strong and light steel pipe, which can be used as a long ladder, a short ladder or a ladder. [0004] The present invention is realized through the following technical solutions: two sections of short ladders are welded together by two hinges, straightened and fixed to form a long ladder, folded to form a short ladder, opened to a certain angle and fixed to form a building ladder. [0005] The invention has the advantages of firmness, lightness, safety in use, application in various occasions, convenience and dexterity. Description of dra...
Claims
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IPC IPC(8): E06C1/28E06C7/48
Inventor 麻志国
Owner 麻志国