Abstract: The present application discloses a manual-automatic integrated self-adaptive pump with an infrared water level detection function, which comprises a pump housing, a water pumping assembly, a base, a vacuum cofferdam, a water outlet pipeline, a volute, an exhaust port, a sensor adjusting mechanism and an infrared liquid level sensing assembly. In this way, the manual-automatic integrated self-adaptive pump with the infrared water level detection function provided by the present application has a compact structure, can be easily installed, has strong adaptability, can realize manual and automatic free switching, can realize more accurate detection of remaining water level, has a longer service life, and can solve the problem of sensing the water level in the field.

Abstract: The application discloses a multipurpose transfer pump free of secondary water filling, which comprises a cover plate, a water filling plug, a pump body, an impeller, a pump body flange and a motor, the pump body flange is provided at an end portion of the motor, the pump body is provided on a front surface of the pump body flange, a volute chamber corresponding to the impeller is provided in a back surface of the pump body in an inwards recessed manner. In this way, the multipurpose transfer pump free of secondary water filling disclosed by the application can achieve a self-priming effect without filling water into the pump body when the motor works for a second time, thus improving the impeller lubricating effect.

Abstract: The present invention discloses a utility sink pump, which comprises a pump body, a detection copper electrode, a hoop device, a locking screw, a junction box, a positioning column, a signal box, and a signal cable. In this way, the utility sink pump of the present invention adopts a non-contact sensor, wherein in an integrated design of the non-contact sensor and the water pump, a copper electrode is used to detect the water flow, since the copper electrode does not contact with water, the cases such as a blockage and a water leakage do not occur, the reliability is high, frequent startup is avoided, and reliable operation can be performed in all the cases of large, medium, and small flow rates, thereby providing good customer experience.

Abstract: The present invention discloses a sealed outer rotor motor structure comprising a shell type rotor, a self-aligned bearing housing, an oil seal, a concentric shaft, a stator and magnets. The self-aligned bearing housing is disposed in the shell type rotor. A through type bearing chamber concentric to the shell type rotor is disposed in the self-aligned bearing housing. A sealing ring groove located in the concentric shaft fixing hole is disposed on the concentric shaft. A bearing located within the through type bearing chamber is disposed on the concentric shaft. The oil seal is disposed on the self-aligned bearing housing to achieve sealing of a tail end of the shell type rotor. With the above-described mode, the rotational stability of the shell type rotor of the sealed outer rotor motor structure described by the present invention is high, improving the sealing effects during rotation of the shell type rotor.

Abstract: An intelligent control clogging-free water-cooled multifunctional pump includes a housing, a water-through tank, a motor, an axial flow style cover plate, a flexible rubber conical impeller, a double-channel conical diffuser, a filter and an intelligent water level controller. The motor is placed inside the housing. The motor is provided with a control board. The water-through tank is placed under the housing. The flexible rubber conical impeller is coaxially connected to the motor. The axial flow style cover plate is placed at the bottom of the water-through tank. The double-channel conical diffuser is disposed under the cover plate and the conical pattern of the flexible rubber impeller is consistent with the conical pattern of the double-channel conical diffuser.

Abstract: The invention discloses a thin-wall-long-shaft-low-noise transmission mechanism for pedestal pumps, which includes a stainless steel pipe, a first bushing and a second bushing, a pump body, an impeller and a motor, the motor is arranged above the stainless steel pipe, the first and second bushings are embedded at first and second ends of the stainless steel pipe respectively, the impeller includes an impeller hub shaft, the motor includes a motor shaft, the impeller hub shaft passed through the pump body and connected to the first bushing which is embedded in the first end of the stainless steel pipe. Through the above solution, the machining precision of the thin wall stainless steel pipe is higher than that of a solid metal shaft and a plastic shaft, the strength is higher than that of a plastic shaft, and the noise is reduced when the pump is working.

Abstract: This invention discloses a multipurpose float switch mounting bracket, which comprises a curved plate and a flat plate, the curved plate is connected to a first end of the flat plate, and two position-limitation strips are arranged on the outer convex surface of the curved plate, the flat plate is provided with a first set of mounting holes and a second set of mounting holes. The pump is provided with a first set of threaded holes which are corresponding to the first set of mounting holes, and the float switch is provided with a second set of threaded holes which are corresponding to the second set of mounting holes. Via the above solution, the multipurpose float switch mounting bracket fixes the float switch onto the pump by connecting the flat plate of the bracket to the float switch and the pump with screws.

Abstract: The invention discloses a vertical-shaft sewage pump with an anti-collision switch, which comprises a water pump driving component, a switch controlling component, a base and a pillar fixed on the base. The electrical connection part includes a tab electrically connected with the drive motor, a base disposed on the upper surface of the switch controlling component, and a pin inserted in the base, the upper end of the pin is connected with the tap, and its lower end is connected with a micro switch which disposed in the water pump driving assembly via a wire. The water pump, the switch part and the main body of the water pump of the present invention adopt an integral package, which has a simple structure so that convenient for installation and is not easy to be damaged.

Abstract: An anti-blocking light sewage pump without cooling oil is described in the present application, comprises a motor housing, a motor, a funnel-shaped pump body, an anti-blocking impeller made of flexible rubber, and a filter screen. The motor and the funnel-shaped pump body are arranged in the motor housing, the anti-blocking impeller made of flexible rubber is arranged in said funnel-shaped pump body, said anti-blocking impeller made of flexible rubber is coaxially connected with the motor through an iron core. The anti-blocking light sewage pump without cooling oil comprises an inverted conical impeller which is not easy to block and a conical funnel-shaped pump body which is easy to expel the granular blockage, which can effectively reduce the problem of pump blocking, avoid the occurrence of the burnout of the motor, and prolong the service life of the pump.

Abstract: The invention discloses a pipeline connecting device for rapid installation and disassembly and self-locking and self-sealing, which is used for the connection of water pipes, including a thread compression sealing mechanism and a metal circlip self-locking and disassembling mechanism, said metal circlip self-locking and disassembling mechanism includes a metal circlip. The thread compression sealing mechanism includes a threaded base, a threaded upper cap and a sealing ring. The water pipe extends into the threaded base through a threaded upper cap. With the aforementioned structure, the pipeline connecting device for rapid installation and disassembly and self-locking self-sealing according of the present invention, the threaded base is installed at the outlet of the water pump, and the quick installation and disassembly of the water pipe are achieved, and the self-locking and self-sealing effects are achieved at the same time.

Abstract: The invention discloses an anti-blocking ultra-low water level land submersible amphibious pump, which comprises an outer shell body, a motor, a water tank, a motor housing, a flowing guiding disc, a cover plate, a flow guiding chamber, an impeller, a suction nozzle and a base. The motor and the water tank are provided in the outer shell body. The motor is disposed in the motor housing. A half of the motor housing is accommodated in the water tank. In the aforementioned manner, the present invention provides an anti-blocking type ultra-low water level land submersible amphibious pump, which has both functions of a ground pump and a submersible pump, realizes the amphibious function, has the advantages of convenient and flexible movement, and better expands the adaptability range of the pump.

Abstract: A float switch includes a floater (106), a float leader (105), a reed pipe detection device and a relay (101). The floater (106) is sleeved on the float leader (105), and can slide freely. The reed pipe detection device comprises a high-level reed pipe (108), a low-level reed pipe (109) and a magnet (107). The float leader (105) is hollow. The high-level reed pipe (108) and the low-level reed pipe (109) are located in a high level and a low level inside the float leader (105) respectively. The magnet (107) is provided inside the floater (106). A motor is controlled by the relay (101) in the float switch. The motor begins to work when the relay (101) is switched on, and the motor stops working when the relay (101) is switched off. The switch has a long service life, high reliability and an excellent waterproof property. The float switch has a simple manufacture and installation process, less fraction defective and condemnation factor, thus further reduces the cost.

Abstract: A smart water pump includes a housing (5). An outlet box cover (13) is arranged on the top of the housing (5), and a power plug (1) is arranged at an upper part of the outlet box cover (13). A circuit board (2) is arranged within the housing (5); a rotor (4) and a stator (6) are arranged under the circuit board (2). A motor front cover (7) is arranged at a lower part of the housing (5); a turbine housing (8) is arranged under the motor front cover (7); an impeller (10) is arranged within the turbine housing (8), and the impeller (10) shares a rotary shaft (3) with the rotor (4). A water outflow pipe (14) is arranged on one side of the housing (5), and a water level sensor (12) is arranged on the other side of the housing (5). The water level sensor (12) includes a sensor box (15). A sensing probe is arranged on the sensor box (15), and includes a high water level probe (16), a low water level probe (17), and a ground probe (18).

Abstract: A pipeline pump with thermal protection includes a motor, a handle arranged on the motor, a pump body arranged on a motor shaft, a water outlet and a water inlet arranged on the pump body, and an impeller arranged inside the pump body. One side of the pump body is fixed and sealed with a pump cover. A temperature detecting device is fixed on the pump body. The temperature detecting device is connected to a circuit board. The pump body is made of a copper material, a blind hole is provided on the pump body, and the temperature detecting device is sealed on the pump body through a thermally conductive adhesive.

Abstract: A float switch includes a floater (106), a float leader (105), a reed pipe detection device and a relay (101). The floater (106) is sleeved on the float leader (105), and can slide freely. The reed pipe detection device comprises a high-level reed pipe (108), a low-level reed pipe (109) and a magnet (107). The float leader (105) is hollow. The high-level reed pipe (108) and the low-level reed pipe (109) are located in a high level and a low level inside the float leader (105) respectively. The magnet (107) is provided inside the floater (106). A motor is controlled by the relay (101) in the float switch. The motor begins to work when the relay (101) is switched on, and the motor stops working when the relay (101) is switched off. The switch has a long service life, high reliability and an excellent waterproof property. The float switch has a simple manufacture and installation process, less fraction defective and condemnation factor, thus further reduces the cost.