Differential gear transmission opening indicator for extension rod butterfly valve
A technology of indicating device and extension rod, applied in valve devices, engine components, mechanical equipment, etc., can solve the problem of difficulty in knowing the degree of valve opening and closing, and achieve the effect of light weight, low cost and compact device
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment
[0023] The differential gear transmission opening indicator device for extended rod butterfly valve, its structure is as follows Figure 1-4 As shown, the structure mainly includes an upper box body 16, a lower box body 13, a pointer 21, an input shaft 1 arranged in the box body, a first gear 3, a first ring gear 4, a second gear 8, a second ring gear 7, Pointer disc 2. In the middle of the input shaft 1 is an eccentric shaft section 14, the lower end surface 12 of the eccentric shaft section 14 is positioned on the lower box body 13 through the plane bearing 10, the input shaft 1 is connected to the drive shaft 20 of the butterfly valve extension rod through the key 11; the first gear 3 passes through The thrust bearing 17 is sleeved on the eccentric shaft section 14; the second gear 8 is fixed on the first gear 3 by spot welding 9, and the second gear 8 is concentric with the first gear 3; the first gear 3 and the second gear 8 The first ring gear 4 and the second ring gear...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com