Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
The invention discloses a pile hammer and a pile driver, and the pile hammer comprises a vibration hydraulic motor which comprises a vibration oil inlet; the hydraulic driving part comprises a first pile clamping oil port and a second pile clamping oil port, pressure oil is introduced into the first pile clamping oil port, and the pile clamping part is clamped; an oil inlet of the first valve is connected with the vibration oil inlet, an oil outlet of the first valve is connected with the first pile clamping oil port, pressure oil is introduced into a hydraulic control port of the first valve, the oil inlet of the first valve is communicated with the oil outlet of the first valve, the pressure oil is introduced into the hydraulic control port of the first valve, and the first valve is disconnected from the oil inlet of the first valve and the oil outlet of the first valve in a first state; the second valve oil inlet is connected with the second valve hydraulic control port and the vibration oil inlet, the second valve oil outlet is connected with the first valve hydraulic control port, pressure oil with the pressure larger than the first pressure is introduced into the second valve hydraulic control port, the second valve oil inlet is communicated with the second valve oil outlet, and pressure oil with the pressure smaller than the first pressure is introduced into the second valve hydraulic control port. And the second valve oil inlet and the second valve oil outlet are disconnected.
本发明公开一种打桩锤和打桩机，包括：振动液压马达，包括振动进油口；液压驱动部件，包括第一夹桩油口和第二夹桩油口，第一夹桩油口通入压力油，夹桩部件夹紧；第一阀和第二阀，第一阀进油口与振动进油口连接，第一阀出油口与第一夹桩油口连接，第一阀液控端口通入压力油，第一阀进油口和第一阀出油口连通，第一阀液控端口通入压力油，阀第一状态和第一阀进油口和第一阀出油口断开，第二阀进油口和第二阀液控端口以及和振动进油口连接，第二阀出油口与第一阀液控端口连接，第二阀液控端口通入压力大于第一压力的压力油，第二阀进油口和第二阀出油口连通，第二阀液控端口通入压力小于第一压力的压力油，第二阀进油口和第二阀出油口断开。
The invention discloses a pile hammer and a pile driver, and the pile hammer comprises a vibration hydraulic motor which comprises a vibration oil inlet; the hydraulic driving part comprises a first pile clamping oil port and a second pile clamping oil port, pressure oil is introduced into the first pile clamping oil port, and the pile clamping part is clamped; an oil inlet of the first valve is connected with the vibration oil inlet, an oil outlet of the first valve is connected with the first pile clamping oil port, pressure oil is introduced into a hydraulic control port of the first valve, the oil inlet of the first valve is communicated with the oil outlet of the first valve, the pressure oil is introduced into the hydraulic control port of the first valve, and the first valve is disconnected from the oil inlet of the first valve and the oil outlet of the first valve in a first state; the second valve oil inlet is connected with the second valve hydraulic control port and the vibration oil inlet, the second valve oil outlet is connected with the first valve hydraulic control port, pressure oil with the pressure larger than the first pressure is introduced into the second valve hydraulic control port, the second valve oil inlet is communicated with the second valve oil outlet, and pressure oil with the pressure smaller than the first pressure is introduced into the second valve hydraulic control port. And the second valve oil inlet and the second valve oil outlet are disconnected.
本发明公开一种打桩锤和打桩机，包括：振动液压马达，包括振动进油口；液压驱动部件，包括第一夹桩油口和第二夹桩油口，第一夹桩油口通入压力油，夹桩部件夹紧；第一阀和第二阀，第一阀进油口与振动进油口连接，第一阀出油口与第一夹桩油口连接，第一阀液控端口通入压力油，第一阀进油口和第一阀出油口连通，第一阀液控端口通入压力油，阀第一状态和第一阀进油口和第一阀出油口断开，第二阀进油口和第二阀液控端口以及和振动进油口连接，第二阀出油口与第一阀液控端口连接，第二阀液控端口通入压力大于第一压力的压力油，第二阀进油口和第二阀出油口连通，第二阀液控端口通入压力小于第一压力的压力油，第二阀进油口和第二阀出油口断开。