7 results about "Self priming" patented technology

The utility model discloses a diaphragm self priming pump diaphragm chamber subassembly and diaphragm self priming pump belongs to diaphragm self priming pump technical field, including diaphragm chamber ontology, its one side has the discharge cavity, and its other side has a plurality of suction cavities in the discharge cavity, and a plurality of groups of fluid discharge holes are arranged in the discharge cavity and are communicated in a plurality of suction cavities respectively, at least one first discharge valve and at least one second discharge valve, the main body structure of first discharge valve is configured as sheet structure and is at least pasted in a group of fluid discharge hole end, the main body structure of second discharge valve is configured as sheet structure and is at least pasted in two groups of fluid discharge hole end, and the different discharge holes are sealed respectively through first discharge valve and second discharge valve, when one of the discharge holes is blocked, the other discharge hole can still continue normal work.

The utility model relates to a self priming pump technical field especially, it relates to a kind of self priming pump water supply structure, including the water tank main body of being set to the one side of pump body, the front end of water tank main body is equipped with water inlet, still include L type water inlet pipe, one end of L type water inlet pipe is connected with water inlet, one-way valve is arranged between L type water inlet pipe and water inlet, one-way valve position is fixed by mounting mechanism, start pump body control L type water inlet pipe to extract underground water, water is extracted to water tank main body by L type water inlet pipe, the water to water tank main body is handled by using one-way valve against back, avoid the water in water tank main body backflow discharge, to effectively prevent self priming pump water tank drainage;The utility model prevents self priming pump water tank drainage by the way of water flow one-way check, avoid the frequent failure caused by self priming pump because of not sucking water, reduce the machine seal consumption and the workload of repair personnel, save routine maintenance cost, to ensure the stable operation of mine dewatering water treatment system.

1. The name of the design product: double handle self-suction grease gun. 2. The use of the design product: manual tool for lubricating mechanical equipment. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The utility model relates to the technical field of self-priming pumps, in particular to a vertical self-priming pump with a slag blocking function, which comprises a pump body, a water outlet pipe, a water inlet pipe, a slag blocking component, a filtering component and a collecting component, the slag blocking assembly comprises a mounting base, a supporting plate, a protective sleeve and a plurality of mounting bolts, the mounting base is fixedly connected with the water inlet pipe and located on the outer side of the water inlet pipe, the supporting plate is slidably connected with the water inlet pipe and located on the outer side of the mounting base, and the protective sleeve is fixedly connected with the supporting plate and located on the outer side of the supporting plate; a plurality of mounting bolts are in threaded connection with the supporting plate and penetrate through the supporting plate, the mounting base, the filtering assembly and the collecting assembly to be connected with the water inlet pipe, and the problem that when the vertical self-priming pump with the slag blocking function is used, large impurities in a water body cannot be blocked on the outer side of the water inlet pipe is solved; the filter assembly in the water inlet pipe is easily damaged by larger impurities.

The utility model relates to the field of centrifugal pumps, and discloses a multistage self-suction centrifugal pump which comprises a pump body, a water inlet pipe is arranged on the left surface of the pump body, a water outlet pipe is arranged on the right surface of the pump body, a filtering mechanism is arranged in the water inlet pipe, and the filtering mechanism comprises a filtering assembly and a quick release assembly. A buffer assembly is arranged in the water inlet pipe, the filter assembly comprises a slot, a mounting ring is inserted into the inner wall of the slot, a filter screen is slidably connected to the inner wall of the top end of the mounting ring, the quick release assembly comprises a sealing plate, and a positioning block is elastically connected to the inner wall of the sealing plate through a compression spring. According to the utility model, the filter assembly is arranged in the water inlet pipe, so that the filter screen can block impurities in water flow. In an agricultural irrigation scene, impurities can be prevented from entering equipment such as a nozzle and a drip irrigation pipe, blockage is avoided, irrigation uniformity is guaranteed, and the yield and quality of crops are improved.

The utility model relates to an intertidal zone sludge in-situ solidification treatment device which comprises a portal frame, a moving device, a telescopic device, a connecting box, a stirring device and a water storage device, a material storage box, a feeding port, a water suction pipe, a self-sucking pump and a hose are arranged in the connecting box, a branch pipe is arranged on the water suction pipe, a water pump is arranged on the branch pipe, and a mixing pipe is arranged on the side wall of the material storage box. The mixing pipe is provided with a nozzle and an air pump, and the branch pipe is communicated with the mixing pipe. According to the device, the self-priming pump is started firstly, seawater on an intertidal zone is sucked into the water storage device along the water suction pipe, then the air pump is started, air with a curing agent enters the mixing pipe, a part of seawater in the water suction pipe is introduced into the mixing pipe along the branch pipe, and the curing agent and the seawater are preliminarily mixed in the mixing pipe; after preliminary mixing is completed, the curing agent is sprayed into the sludge along the spray head, the stirring device completely mixes the curing agent with the sludge, accumulation of a large amount of curing agent is prevented, the curing effect is improved, and waste of the curing agent is avoided.