Gob-side entry retaining unit support and pier column combined simulation device and test method
Gob-side entry retaining unit support and pier column combined simulation device and test method
- Neue Suche nach: WANG HANPENG
- Neue Suche nach: XING WENBIN
- Neue Suche nach: ZHANG BING
- Neue Suche nach: WANG PENG
- Neue Suche nach: QIU TINGLIN
- Neue Suche nach: ZHANG XIAO
- Neue Suche nach: WANG HANPENG
- Neue Suche nach: XING WENBIN
- Neue Suche nach: ZHANG BING
- Neue Suche nach: WANG PENG
- Neue Suche nach: QIU TINGLIN
- Neue Suche nach: ZHANG XIAO
The invention relates to a gob-side entry retaining unit support and pier column combination simulation device and a test method, the gob-side entry retaining unit support and pier column combination simulation device comprises a pier column simulation mechanism, a unit support simulation mechanism and a pipeline connection and test mechanism, the pipeline connection and test mechanism comprises a valve block, a plurality of oil ducts are arranged in the valve block, and pressure detection elements are installed in the oil ducts; one end of each oil duct is connected with a pressurized oil source through a switch valve, the pier column simulation mechanism and the unit support simulation mechanism each comprise a base, a plurality of hydraulic cavities are formed in the bases, pistons are arranged in the hydraulic cavities, the pistons are connected with a top plate located above the bases through piston rods, and hydraulic cavity spaces below the pistons are connected with the other ends of the corresponding oil ducts through oil pipes. By the adoption of the simulation device and the test method, simulation of the coupling effect of gob-side entry retaining in-roadway supporting, roadside supporting and pressure relief can be achieved.
本发明涉及一种沿空留巷单元支架与墩柱组合模拟装置及试验方法，包括墩柱模拟机构、单元支架模拟机构和管路连接及测试机构，管路连接及测试机构包括阀块，阀块内设置多个油道，油道内安装有压力检测元件，油道的一端通过开关阀连接加压油源，墩柱模拟机构和单元支架模拟机构均包括底座，底座内设有多个液压腔，液压腔内均设有活塞，活塞通过活塞杆与位于底座上方的顶板连接，活塞下方的液压腔空间通过油管与对应油道的另一端连接，采用本发明的模拟装置及试验方法，可实现沿空留巷巷内支护、巷旁支护及卸压的耦合作用的模拟。
Dokumentinformationen
Gob-side entry retaining unit support and pier column combined simulation device and test method
一种沿空留巷单元支架与墩柱组合模拟装置及试验方法
2022-11-08
Patent
Elektronische Ressource
Chinesisch
| IPC: | E21D SHAFTS , Schächte / B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last / F15B SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL , Druckmittelbetriebene Systeme allgemein |
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