Portable combination ladder
A portable ladder technology, applied in the field of portable combined ladders, can solve the problems of non-adjustable height, limited use occasions, high production cost, etc., and achieve the effects of increased safety and reliability, convenient loading and transportation, and quick and convenient assembly
Inactive Publication Date: 2016-09-21
UNIV OF JINAN
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- Application Information
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Problems solved by technology
[0002] Some of the ladders in the prior art are of fixed height. Since the height cannot be adjusted, the use occasions are limited, the versatility is poor, and the use requirements of different occasions cannot be met. The safety is affected, and the quality is heavy, the user is inconvenient to carry, and the production cost is high, and it is inconvenient to disassemble and transport
Method used
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Embodiment Construction
[0017] In order to better understand the present invention, the implementation manner of the present invention will be explained in detail below in conjunction with the accompanying drawings.
[0018] like Figure 1 to Figure 4 As shown, a portable combination ladder includes vertical supports 1 and horizontal horizontal supports on both sides. The vertical support is connected with the positioning horizontal support 2 on the upper side and the positioning horizontal support 4 on the lower side through the socket combination module. The inner sides of both ends of 8 are respectively provided with axial opening grooves 9, and the connecting sleeve 8 tube is provided with fixing holes 12 on the inner side extending along the direction of axial opening groove 9, and the positioning horizontal support 2 on the upper side, the lower side The two ends of the positioning horizontal support 4 are embedded in the axial opening groove 9 and connected with the vertical support 1, the lo...
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The invention discloses a portable combined ladder, comprising vertical supports and horizontal cross supports, wherein the vertical supports are connected with the cross supports through insertion sleeve combination modules; each insertion sleeve combination module comprises a connection sleeve; axial open slots are formed in each connection sleeve; a fixed hole is formed in each connection sleeve; each horizontal cross support comprises a middle cross support and locating cross supports; two ends of the locating cross support on the upper side and the locating cross support on the lower side are embedded into the axial open slots and then are connected with each vertical support; the lower end surface of the locating cross support on the upper side and the upper end surface of the locating cross support on the lower side are in contact fit with the radial cross end surfaces of the axial open slots; each vertical support extends along the axial direction in each connection sleeve and exceeds the position of the fixed hole; a locating lock pin is arranged on the fixed hole; and the vertical supports are tightly connected with the connection sleeves by virtue of the locating lock pins of the sleeves. The portable combined ladder is convenient to unload and transport, simple to process, quick to assemble, low in fabrication cost, and can be conveniently used on occasions such as outdoors at which the carry and the assembly are not convenient.
Description
technical field [0001] The invention relates to the technical field of ladder equipment, in particular to a portable combined ladder. Background technique [0002] Some of the ladders in the prior art are of fixed height. Since the height cannot be adjusted, the use occasions are limited, the versatility is poor, and the use requirements of different occasions cannot be met. The safety is affected, and the quality is heavy, the user is inconvenient to carry, and the production cost is high, and it is inconvenient to disassemble and transport. Contents of the invention [0003] The purpose of the present invention is to provide a portable combined ladder for solving the above-mentioned problems existing in the prior art; the present invention is simple in structure, easy to assemble and disassemble, and can be conveniently placed in spaces such as the trunk of a car after disassembly, so as to facilitate loading and transportation. The required structural parts have good v...
Claims
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IPC IPC(8): E06C1/10E06C7/08E06C7/50
CPCE06C1/10E06C7/08E06C7/50
Inventor 隗德民高天广
Owner UNIV OF JINAN