Check valves are installed on pump discharge lines to prevent liquid flow reversal with the succession of pumping. In a similar fashion, a foot valve is simply a form of check valve, usually in a vertical position, usually incorporating a strainer, installed in the pump suction line (see Figure 3). The purpose of the foot
The invention provides an integrated sea valve motor hydrostatic driving device, which comprises a driving device body and a hydraulic control system, wherein the driving device body comprises a cylinder body, a crankshaft is horizontally arranged at the bottom of a cavity of the cylinder body, two ends of a connecting rod are respectively sleeved with the crankshaft and the bottom of a piston
PUMPS INDUSTRIAL PUMPS 1. Close the gate valve of the discharge piping gradually and switch off the power. 2. Close the manometer and vacuum gauge of the inlet and outlet, additionally; the inlet gate valve should be closed under pouring state. 3. When it is below 0°C, drain the remaining water inside the pump to prevent it from being frozen
Locate the ram pump on a concrete foundation and appropriately protect or house it. Install a gate valve near the ram entrance for periodic maintenance. Nose pumps. Anchor nose pumps to concrete or other approved device to prevent damage by livestock. Water Supply Where water supplies are dependable and livestock are checked daily,
Jun 13, 2018 · This new concrete Pump gate valve mechanism thus eliminates a no. of issues associated with the conventional flat gate valve commonly known as a schwing flat gate valve in India which was previously disclosed by patent application no. US 4392510 A. Few very common issues with the schwing flat gate valve were: 1.
reduced to practice in the course of or under this contract, including any art, method, process, machine, manufacture, design or composition of matter and any new and useful improvement thereof, or any variety of plant which is or may be patentable under the patent laws of the United A.3 Flat Gate Valve System in Concrete Pump  A.4
shut off valve for concrete pump accessible on Alibaba.com are compatible with both petrol and diesel vehicle variants and are able to generate consistent backpressure for flawless injection of fuel. These. shut off valve for concrete pump are solenoids made of sturdy metals such as iron, brass that can withstand demanding uses for years.
Dec 17, 2018 · Portable concrete trailer pump, as well known as concrete pump trailer, is composed of pump body and delivery pipe.Portable concrete trailer pump is a kind of concrete pump machine that use pressure to transport concrete continuously along the pipeline. Portable concrete trailer pump is mainly used in the construction of houses, Bridges and tunnels.
g M M, M id ATTORNEYS VALVE FOR CONCRETE PUMP OR SIMILAR MACHINE Filed April 19, 1966 2 Aug. 20, 1968 R. w. BUSHMEYER 2 Sheets-Sheet lNl/EN TOR w%wz yer ATTORNEYS United States Patent 3,397,860 VALVE FOR CONCRETE PUMP 0R SIMILAR MACHINE Richard W. Bushmeyer, Rockford, 111., assignor to .I. I. Case Company, a corporation of Wisconsin Filed Apr
US6161576A US09/339,082 US33908299A US6161576A US 6161576 A US6161576 A US 6161576A US 33908299 A US33908299 A US 33908299A US 6161576 A US6161576 A US …
Vacuum gate valve and a method of opening and closing gate using the same US20120168662A1 (en) * Kefid: Kefid: Varian Semiconductor Equipment Associates, Inc. Vacuum valve with protected sealing surface WO2012107511A1 (en) * Kefid: Kefid: Kongsberg Esco Multipurpose Valves AS
A valve seal assembly that provides for external pressure to be introduced to an energized seal of a valve, and compress the seal against a gate with enough force to block any paths where sand and chemicals would otherwise travel into valve body cavity or void. The external pressure introduced through pressure fitting makes the parts move like piston forcing the parts to compress together
A concrete pump is a tool for conveying liquid concrete. Over a period of more than half a century, concrete pumps have slowly taken over from other methods of transferring liquid concrete. A number of different designs of concrete pump were developed in the first half of the 20th century but it was Friedrich Wilhelm Schwing's company Schwing
valves used in the system. 3. The pressure rating of the Expansion Control Valve maybe less than the rated pressure of the storage water heater but shall never exceed it. 4. An isolating valve, gate valve, non-return valve or any other flow control device shall not be provided between an Expansion Control Valve …
Kirloskar Brothers Limited is a pump manufacturing company involved in the engineering and manufacture of systems for fluid management. Established in 1888 & incorporated in 1920, KBL is the flagship company of the $2.5 billion Kirloskar Group
A gate valve comprising a casing having a chamber and in communication therewith alined ways, valve seats for the ways, a rotatable and non-rising screw associated with the casing, a wedge carried by the screw and means for holding the wedge against rotation, a pair of substantially semi-spherical valves maintained in slidable engagement with
The utility model provides a flat gate valve with an under-pressure replacing valve rod and a balance rod; based on the flat gate valve structure in the oil and gas exploitation industry, the flat gate valve comprises four points of novel design that: 1, the preloaded pressure of a valve seat is enlarged, a valve seat sealing element is added, and thus the sealing reliability of a valve plate in the close state is improved; 2, the balance rod can be fixed on a fixed seat when the valve …
A gate valve includes a pressure relief port located on the gate valve. When the gate is positioned such that the port communicates with one of the two flow passages and the valve body interior, uni-directional flow is permitted from the other of the flow passages. Flow is blocked bi-directionally when the port is positioned out of communication with the flow passage.
Flat Gate Concrete Pumps Valve. Get Best Quote. Approx. Price: Rs 6,300 / Unit Get Latest Price. The two flat gate valves working independently have been specially developed for pumping concrete. Even concrete with aggregate grading up to 40mm can be pumped by with the concrete pump through a 125mm diameter pipe line. Integrated Control Block.