Explosion-proof ventilation device for underground engineering
A ventilation device and underground engineering technology, which is applied in the direction of combined devices, mining devices, mine/tunnel ventilation, etc., can solve the problems of easy explosion and uncontrollable harmful gas concentration, etc., to reduce gas concentration, good dust collection effect, and guarantee safe effect
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment
[0019] refer to Figure 1-2 , an explosion-proof ventilation device for underground engineering, comprising a ventilation pipe 1 and a fan 2 installed inside the ventilation pipe 1, an adjusting device for adjusting the speed of the fan 2 is fixed on the inner wall of the ventilation pipe 1, and a processing box is fixed on the inner wall of the ventilation pipe 1 3. The side wall of the processing box 3 is provided with a ventilation groove 4, the inner wall of the ventilation groove 4 is fixed with an "L"-shaped connecting rod 28, and the side wall of the connecting rod 28 is rotatably connected with a rotating shaft 30, and the circumferential side wall of the rotating shaft 30 A plurality of rotating plates 29 are fixed, and the upper inner wall of the ventilation groove 4 is provided with an air supply groove 5, and the inner wall of the air supply groove 5 is sealed and slidably connected with a compression plate 6, and the bottom of the compression plate 6 is fixed with ...
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