Double-seal internally-closed thimble vacuum valve
A technology of internally closed and vacuum valves, which is applied in the direction of lifting valves, valve devices, engine components, etc., can solve the problems of not being able to guarantee the vacuum degree in the cavity for a long time, stably and reliably, and achieve the purpose of maintaining the vacuum degree, expanding the application range, The effect of shrinking the volume
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Example Embodiment
[0019] The present invention will be further described in detail below in conjunction with the drawings.
[0020] Such as Figure 1 to Figure 10 As shown, the double-sealed internally closed thimble vacuum valve of the present invention is mainly composed of a screw cap 1, a housing with internal and external threads 2, a thimble with external threads 3 and a thimble plug 4, and the thimble plug 4 is placed in the housing 2. The inner bottom end of the thimble plug 4 is provided with a suction hole 5; the external thread of the thimble 3 is matched with the internal thread of the casing 2, and the thimble 3 is placed inside the casing 2 and located on the upper part of the thimble plug 4; screw cap 1 It is connected to the top end of the housing 2 by threading.
[0021] There is at least one or six air extraction holes 5, which are evenly distributed on the circumference of the top end of the side wall of the thimble plug 4 for vacuum extraction.
[0022] The above-mentioned thimbl...
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.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap