Large-size roadway support laboratory simulation system and method
A laboratory simulation and roadway support technology, applied in the field of coal mine roadway support, can solve problems such as the inability to simulate impact and blasting disturbance roadways, the inability to realize large-scale roadway tests, and the inability of models to study roadway support forms and support parameters.
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Example Embodiment
[0075] Example 1
[0076] Such as figure 1 as well as Figure 4 ~ Figure 7 As shown, the large-scale roadway support laboratory simulation system of the present invention includes a large-scale roadway support simulation system, a pressure transmission system and a support data acquisition system,
[0077] The large-scale roadway support simulation system is composed of a large-scale roadway shape simulation mechanism and a support simulation mechanism. The large-scale roadway shape simulation mechanism includes a roadway model box 11 with a circular cross section and a tunnel model box 11 set in the middle channel of the roadway model box 11. The cross section is a square rubber ring 10, and the inside of the roadway model box 11 is filled with compacted similar simulation materials 21 for simulating the surrounding rock of the roadway; the supporting simulation mechanism includes a rubber ring 10 for snap connection The square steel mesh 43 on the side wall and the top surface, ...
Example Embodiment
[0087] Example 2
[0088] Combine figure 2 with Figure 8 , The large-scale roadway support laboratory simulation system in this embodiment is different from the embodiment 1: the present invention also includes the impact steel ring 19 set on the periphery of the four hydraulic jacks 2 and the vibration used to detect the vibration signal The signal detection device 44 is connected to the base 6 with the vibration detection speed sensor probe of the vibration signal detection device 44, and the vibration signal detection device 44 is connected to the computer 40. The vibration signal detection device 44 is a TPBOX-508 type vibration signal auto-recording instrument. The rest of the structure is the same as in Example 1.
[0089] The simulation method of the large-scale roadway support laboratory in this embodiment is different from the embodiment 1:
[0090] Step 3. Load lateral pressure and axial pressure to the surrounding rock of the roadway under impact disturbance, and colle...
Example Embodiment
[0095] Example 3
[0096] Combine image 3 with Figure 8 , The large-scale roadway support laboratory simulation system in this embodiment is different from embodiment 1: the present invention also includes a vibration signal detection device 44 for detecting vibration signals, and the base 6 is equipped with a model located in the roadway. The blasting box 7 directly below the box 11 and equipped with a detonator inside, the vibration signal detection device 44 has a vibration measuring speed sensor probe connected to the base 6, and the vibration signal detection device 44 is connected to the computer 40. The vibration signal detection device 44 is a TPBOX-508 type vibration signal auto-recording instrument. The rest of the structure is the same as in Example 1.
[0097] The simulation method of the large-scale roadway support laboratory in this embodiment is different from the embodiment 1:
[0098] Step 3. Load lateral pressure and axial pressure to the surrounding rock of the...
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