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A multi-lip skeleton oil seal device

A skeleton type, multi-lip technology, applied in transmission parts, engine seals, engine components, etc., to achieve high life, ensure environmental work needs, and prolong working life.

Active Publication Date: 2017-06-16
TAIYUAN UNIV OF TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The purpose of the multi-lip skeleton type oil seal device of the present invention is to solve the existing and unsolvable problems in the above-mentioned prior art, thereby disclosing a simple, reliable, non-destructive, all-weather maintenance-free and long-term stable work in the above-mentioned environment. A multi-lip skeleton oil seal, which can reliably control the emery cloth effect during the working process of the skeleton oil seal, so as to realize the high life of the skeleton oil seal, ensure the environmental work needs in the production process, and realize the all-weather power transmission device of the reduction box under harsh conditions Maintenance-free long-term stable work

Method used

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  • A multi-lip skeleton oil seal device
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Experimental program
Comparison scheme
Effect test

Embodiment approach 1

[0019] The oil seal device consists of a first oil seal frame 4, a first lip 1, a second lip 2, a third lip 3, and a first bearing 5, a second bearing 12, a first bearing seat 6, and a second bearing seat 11. , The first shaft 7, the lubricant 8, the gear box 9, the first gear 10, the first bearing end cover 13, the first output shaft end cover 14, the third bearing 15, the third bearing seat 16, the second output shaft end The cover 17, the second oil seal skeleton 18, the fourth lip 19, the fifth lip 20, the sixth lip 21, and the second gear 22, the second shaft 23, the fourth bearing seat 24, the fourth bearing 25 and the first Two bearing end covers 26 are composed; the second lip 2 and the third lip 3 have the same structural features, and the lip part and the first shaft 7 are randomly arranged with a concave shape and an absorption type at the shape where the sealing and lubrication of the first shaft 7 works effectively The elastic holes rely on the concave shape of the...

Embodiment approach 2

[0021] The oil seal device consists of a first oil seal frame 4, a first lip 1, a second lip 2, a third lip 3, and a first bearing 5, a second bearing 12, a first bearing seat 6, and a second bearing seat 11. , The first shaft 7, the lubricant 8, the gear box 9, the first gear 10, the first bearing end cover 13, the first output shaft end cover 14, the third bearing 15, the third bearing seat 16, the second output shaft end The cover 17, the second oil seal skeleton 18, the fourth lip 19, the fifth lip 20, the sixth lip 21, and the second gear 22, the second shaft 23, the fourth bearing seat 24, the fourth bearing 25 and the first Two bearing end covers 26 are composed; the second lip 2 and the third lip 3 have the same structural features, and the lip part and the first shaft 7 are randomly arranged with a concave shape and an absorption type at the shape where the sealing and lubrication of the first shaft 7 works effectively The elastic holes rely on the concave shape of the...

Embodiment approach 3

[0023] The oil seal device consists of a first oil seal frame 4, a first lip 1, a second lip 2, a third lip 3, and a first bearing 5, a second bearing 12, a first bearing seat 6, and a second bearing seat 11. , The first shaft 7, the lubricant 8, the gear box 9, the first gear 10, the first bearing end cover 13, the first output shaft end cover 14, the third bearing 15, the third bearing seat 16, the second output shaft end The cover 17, the second oil seal skeleton 18, the fourth lip 19, the fifth lip 20, the sixth lip 21, and the second gear 22, the second shaft 23, the fourth bearing seat 24, the fourth bearing 25 and the first Two bearing end covers 26 are composed; the second lip 2 and the third lip 3 have the same structural features, and the lip part and the first shaft 7 are randomly arranged with a concave shape and an absorption type at the shape where the sealing and lubrication of the first shaft 7 works effectively The elastic holes rely on the concave shape of the...

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Abstract

The invention discloses a multi-lip framework type oil sealing device, and belongs to the field of mining mechanical transmission lubricating sealing equipment. The multi-lip framework type oil sealing device is characterized in that the sealing device is long in service life and designed for ensuring the sealing between an input shaft, an output shaft and still bearing seats for supporting in the transmission process, during working process of a reduction gearbox by taking a transmission shaft as a power input / output manner, and called oil seal for short; the sealing device is mainly used for implementing relative motion between the shafts and the oil seal without leakage of lubricating oil in a gear case, so as to realize good lubrication and sealing, and ensure reliable working of the reduction gearbox. The multi-lip framework type oil sealing device disclosed by the invention can be widely suitable for systems and industries of mines, petrochemical engineering, metallurgy, electricity, environmental protection and the like under bad conditions, and in particular for the reduction gearbox power transmission device with high sealing accident rate.

Description

Technical field [0001] The invention relates to a multi-lip skeleton type oil seal device, which belongs to the field of mining machinery transmission lubrication and sealing equipment, and specifically relates to a gearbox that uses a transmission shaft as input and output power to ensure that the input shaft and output shaft are in the transmission process. The long-life sealing device designed for the seal between the bearing seat and the supporting stationary bearing seat, referred to as the oil seal, its main function is to realize the relative movement between the shaft and the oil seal, and it is required not to leak the lubrication in the gear box Oil requires good lubrication and sealing to ensure reliable operation of the gearbox. The multi-lip skeleton oil seal of the present invention is widely used in mining, petrochemical, metallurgical, electric power, environmental protection and other systems and industries, especially under severe conditions, especially in seali...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): F16H57/029F16J15/3232F16J15/3248
CPCF16H57/029
Inventor 郭建珠毛愈众张素贞高云峰郭胜亮
Owner TAIYUAN UNIV OF TECH