Three-section type effort-saving lifting structure
A three-stage, rotating shaft technology, applied to the spring mechanism, hoisting device, etc., can solve the problems of lack of practicality, reduce labor intensity, and improve production efficiency.
Inactive Publication Date: 2013-02-06
乔兆瑞
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Problems solved by technology
[0003] At present, in factories or in daily life, items need to be upgraded, and there is still a lack of practical devices
Method used
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[0011] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.
[0012] Such as figure 1 As shown, a three-stage labor-saving lifting structure includes a bracket 1 on which a first rotating shaft 2, a second rotating shaft 3 and a third rotating shaft 4 are installed through bearings, the first rotating shaft 2, the second rotating shaft 3 and one end of the third rotating shaft 4 are respectively provided with a first rocking handle 9, a second rocking handle 10 and a third rocking handle 11; the first rotating shaft 2 is provided with a reel 5 and a first gear 6, and the reel 5 is wound with One end of the stay rope, the other end of the stay rope is provided with a hook; the second shaft 3 is provided with a second gear 7, and the third shaft 4 is provided with a third gear 8, the second gear 7 is larger than the first gear 6, The third gear 8 is smaller than the first gear 6 , and both the second gear 7 and the...
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The invention discloses a three-section type effort-saving lifting structure. The three-section type effort-saving lifting structure comprises a bracket, a first rotating shaft, a second rotating shaft and a third rotating shaft are installed on the bracket through a bearing, one ends of the first rotating shaft, the second rotating shaft and the third rotating shaft are provided with a first rocking handle, a second rocking handle and a third rocking handle respectively, the first rotating shaft is provided with a winding barrel and a first gear, one end of a drawing rope is winded on the winding barrel, the other end of the drawing rope is provided with a lifting hook, a second gear is arranged on the second rotating shaft, a third gear is arranged on the third rotating shaft, the second gear is larger than the first gear, the third gear is smaller than the first gear, and the second gear and the third gear are meshed with the first gear. The three-section type effort-saving lifting structure has the advantages that the manual operation is utilized, three-section type speed can be selected for lifting, frequent vertical motion is easy to achieve, the labor intensity during lifting process can be reduced, and thereby the production efficiency can be improved.
Description
[0001] technical field [0002] The invention relates to a lifting device, in particular to a three-stage labor-saving lifting structure. Background technique [0003] At present, in factories or in daily life, it is necessary to upgrade articles, and currently there is a lack of practical devices. Contents of the invention [0004] In order to solve the shortcomings in the prior art, the present invention provides a three-stage labor-saving lifting structure. [0005] To achieve the above object, the present invention adopts the following technical solutions: [0006] A three-stage labor-saving lifting structure, which includes a bracket on which a first rotating shaft, a second rotating shaft and a third rotating shaft are installed through bearings, and one end of the first rotating shaft, the second rotating shaft and the third rotating shaft is respectively provided with a second A rocking handle, a second rocking handle and a third rocking handle; a reel and a firs...
Claims
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Inventor 乔兆瑞
Owner 乔兆瑞