43results about How to "With self-priming function" patented technology

The invention discloses a revolving bed, which comprises a revolving bed layer, a liquid phase distribution pipe, a gaseous phase inlet and a gaseous phase outlet, a liquid phase inlet and a liquid phase outlet, a shell, a composite impeller, a mud baffle ring and a mud collection box. Two ends of the shell are provided with the gaseous phase inlet and the gaseous phase outlet respectively; the liquid phase distribution pipe has a cylindrical structure, of which the pipe wall is provided with liquid distribution holes; the liquid phase distribution pipe is both used as a rotating shaft of the revolving bed layer and the composite impeller; the composite impeller is arranged at a position close to the gaseous phase inlet; the mud baffle ring has an annular structure, which is close to the shell and fixed between the revolving bed layer and the composite impeller; the mud collection box is arranged at the bottom of the shell corresponding to the composite impeller; the liquid phase inlet is connected with the liquid phase distribution pipe through a revolving joint; and the liquid phase outlet is arranged at the bottom of the shell. The composite impeller removes the micro solid particles in a gaseous phase so as to realize the pretreatment on the gaseous phase and prevent the revolving bed layer from scaling. The revolving bed is applicable to gaseous phase and liquid phase mass transfer and reaction, particularly the gaseous phase and liquid phase mass transfer and reaction with micro solid particles.

The invention relates to a concentrated automatic control switching type feeding system and a control method thereof in the field of manufacturing of optical fiber. The system comprises a central material tank, a weighing device, a diaphragm pump, an air bubble early warning device, a control valve I, a control valve II, a control valve III, a control valve IV, a defoaming device, a coating filter, a main pipeline, a control valve V, a coating barrel, a charging pipe, a coating liquid level sensor, a discharging pipe, a central controller and an upper computer; the central material tank is placed on the weighing device and is connected with the diaphragm pump by a hose through a connector, the outlet of the diaphragm pump is connected with the air bubble early warning device, the coating filter is connected with the main pipeline, branches of the main pipeline are respectively connected with the coating barrel in each line, and the central controller is jointed with the upper computer.

Disclosed is a high-pressure cleaning machine. The high-pressure cleaning machine comprises a machine body; the machine body comprises a machine shell, a water pump and a power device which is in transmission connection with the water pump; and the water pump and the power device are located in the machine shell. The water pump comprises a pump body, a plunger cavity, a water inlet hole used for being connected with a water source, a plunger and a water outlet hole used for being discharging water out of the pump body, wherein the water inlet hole and the water outlet hole are formed in the pump body and communicate with the plunger cavity; the plunger reciprocates in the plunger cavity; a water inlet one-way valve is installed in the water inlet hole; and a water outlet one-way valve is installed in the water outlet hole. In this way, the water pump has the self-suction function, and the high-pressure cleaning machine cannot be geographically limited, can work as long as the water source exists and is convenient to use.

The invention relates to an electromagnetic vibration pump with a non-return breather valve. The electromagnetic vibration pump comprises an electromagnetic vibration pump body; a water outlet end thereof is connected with a water outlet connection pipe. A check valve which prevents high pressure gas from reflowing is arranged at the position of a water outlet end where the water outlet connection pipe and a high pressure device are connected. A breather valve is arranged at a pipe body of the water outlet connection pipe. A cavity is arranged in a valve body of the breather valve. One end of the cavity is communicated with a pipe cavity communication opening of the water outlet connection pipe, and the other end of the cavity is communicated with a venthole which is communicated with outside air. The size of the section of the venthole is less than the size of the section of the cavity. The cavity is internally equipped with a breather valve core which can jump. The breather valve core coordinates with the venthole. The electromagnetic vibration pump uses the theory that the electromagnetic vibration ensures that electromagnetic vibration causes the breather valve to jump to realize the ventilation and ensure that the electromagnetic vibration pump has self-absorption function, thereby saving traditional elastic parts, improving the efficiency of mass production and reducing the cost of the product.

The invention provides a self-suction type multistage peripheral pump and belongs to the technical field of water pumps. The problems that an existing self-suction pump is mostly a multistage pump, is low in lift and cannot be suitable for high-rise water use are solved. The self-suction type multistage peripheral pump comprises a pump body with peripheral pump cavities inside, and a pump shaft which penetrates the peripheral pump cavities and is driven by a motor. The pump shaft is sleeved with impellers located in the peripheral pump cavities. The multiple peripheral pump cavities are parallel to one another and are formed in the pump body, the multiple peripheral pump cavities are arranged in series, one impeller arranged on the pump shaft in a sleeving manner is arranged in each peripheral pump cavity, and a water inlet communicating with the first-stage peripheral pump cavity is formed in the pump body. A self-suction chamber communicating with the last-stage peripheral pump cavity is further formed in the pump body, and a gas-water separation structure is arranged in the self-suction chamber. The self-suction type multistage peripheral pump has the characteristics of a self-suction pump and a peripheral pump, the lift is effectively increased, and the self-suction type multistage peripheral pump is suitable for high-rise water use.

The invention relates to an ultra-small-bore deep-well water absorption device. Through the relay water absorption among water absorption pipes, underground deep water with the depth of more than 10 meters and the earth surface hole diameter of less than 100 millimeters can be absorbed directly, and the obtaining of underground water with an ideal temperature or mineral substance content at the depth of earth surface becomes possible for people. The device provided by the invention has the advantages of inventive thinking, reasonable structure and wide prospect, and is convenient to maintain.

The invention discloses a portable emergent pharmaceutical water preparation process and a portable emergent pharmaceutical water preparation device. By an advanced pharmaceutical water preparation process combining a reverse osmosis and charging microporous membrane forming and separation technology with a high-efficient ion exchange technology, a reasonable process optimization design and a mechanical and electrical integration structural design, a portable emergent pharmaceutical water device is provided, so that the aims that equipment has small volume and light weight and is portable are fulfilled, the defect of overweight loads of an ion exchange resin unit is overcome to a great extent according to a high salt rejection rate and low pressure reverse osmosis, the adsorption saturation period of anion and cation ion exchange resin is greatly prolonged, and water preparation cost is reduced.

The invention discloses a fuel gas infrared radiation heating device based on pulse combustion. The fuel gas infrared radiation heating device based on the pulse combustion comprises a pulse combustor, wherein a tail pipe of the pulse combustor stretches into a radiation pipe; the exterior of the radiation pipe is provided with a reflecting cover; the pulse combustor comprises a shell; a combustion chamber is arranged in the shell; the front end of the shell is provided with a fuel gas inlet valve and an air inlet valve, which are communicated with the combustion chamber; the upper part of the shell is provided with a blowing fan communicated with the combustion chamber; a sparking plug is arranged in the combustion chamber; an exhaust port of the combustion chamber is provided with the tail pipe; the tail pipe stretches into the radiation pipe through the shell; and one side of the shell is provided with a controller electrically connected with the sparking plug, the blowing fan, the fuel gas inlet valve and the air inlet valve. The fuel gas infrared radiation heating device based on the pulse combustion is simple in structure and can improve the efficiency and the safety of fuel gas radiation heating in a large space, thereby being beneficial to energy conservation and emission reduction; and moreover, the working environment of staff in the large space is improved and the comfort degree is improved as well.

The invention relates to a box-type water supply system comprising a water tank inlet pipe, a box body, a water pump inlet pipe, a water supply pipe, a data collector and a controller, wherein the boxbody comprises a water tank and a pump room, and the water tank is provided with a pit and a level gauge; a water pump is arranged inside the pump room, and the water pump is provided with a water pump inlet and a water pump outlet; one end of the water pump inlet pipe is located at the position of the pit, the other end is connected to the water pump inlet, and the water pump outlet is connectedto the water supply pipe; the water tank inlet pipe is provided with a water tank inlet regulating valve and an inlet flow meter, the water pump inlet pipe is provided with a water tank outlet flow meter and a water tank outlet regulating valve, and the water supply pipe is provided with a stop valve and a pressure sensor; the data collector is used to collect various data signals; and the controller is used to control related components. The invention improves the effective volume utilization rate of the water tank, and can prevent the mechanical seal of the water pump from being damaged dueto dry grinding to improve the service life of the water pump.

The invention discloses a revolving bed, which comprises a revolving bed layer, a liquid phase distribution pipe, a gaseous phase inlet and a gaseous phase outlet, a liquid phase inlet and a liquid phase outlet, a shell, a composite impeller, a mud baffle ring and a mud collection box. Two ends of the shell are provided with the gaseous phase inlet and the gaseous phase outlet respectively; the liquid phase distribution pipe has a cylindrical structure, of which the pipe wall is provided with liquid distribution holes; the liquid phase distribution pipe is both used as a rotating shaft of therevolving bed layer and the composite impeller; the composite impeller is arranged at a position close to the gaseous phase inlet; the mud baffle ring has an annular structure, which is close to the shell and fixed between the revolving bed layer and the composite impeller; the mud collection box is arranged at the bottom of the shell corresponding to the composite impeller; the liquid phase inlet is connected with the liquid phase distribution pipe through a revolving joint; and the liquid phase outlet is arranged at the bottom of the shell. The composite impeller removes the micro solid particles in a gaseous phase so as to realize the pretreatment on the gaseous phase and prevent the revolving bed layer from scaling. The revolving bed is applicable to gaseous phase and liquid phase mass transfer and reaction, particularly the gaseous phase and liquid phase mass transfer and reaction with micro solid particles.

The invention discloses a self-priming centrifugal pump. The self-priming centrifugal pump comprises a centrifugal pump body, wherein the centrifugal pump body is provided with an impeller chamber which is provided with a water inlet, the water inlet is connected with a water inlet pipe, and a one-way valve is mounted on the water inlet pipe; the self-priming centrifugal pump is also provided with a gas-water separation bucket which is arranged above the centrifugal pump body; an upper interface which is upwards protruded is formed in the upper part of the impeller chamber, the upper interface communicates with the impeller chamber, and the bottom of the gas-water separation bucket communicates with the upper interface; the gas-water separation bucket is connected with a water return pipeline which communicates with the impeller chamber, and a self-operated regulating valve is arranged on the water return pipeline. According to the self-priming centrifugal pump disclosed by the invention, the gas-water separation bucket and the corresponding pipeline are additionally arranged based on a common centrifugal pump, so that the purpose that the common centrifugal pump has the self-priming function can be achieved, the application range of the common centrifugal pump is extended, the efficiency of the centrifugal pump is improved, and investment is reduced.

The invention relates to a self-suction centrifugal pump which comprises a pump body and a motor, wherein impellers are installed on a motor shaft of the motor, the pump body comprises a water inlet channel, a volute and a water tank, the volute is connected to the motor in a buckled mode, and the impellers are located inside the volute. The volute is located under the water tank, and an outlet of the volute is connected with an upper water port arranged in the bottom of the water tank. The bottom end of the water inlet channel is connected with an inlet located in the center of the volute, the outer wall of the upper end of the water inlet channel is attached to the outer wall of the water tank and is provided with a water hole enabling an inner cavity of the water inlet channel and an inner cavity of the water tank to be communicated, and a water supply connector is arranged at the top end of the water inlet channel. The self-suction centrifugal pump further comprises a tank cover arranged on the top of the water tank in a buckled mode, and the tank cover is provided with a water supply port and a water outlet connector. A partition plate parallel with the motor shaft in direction is arranged on the top of the inner cavity of the water tank. The self-suction centrifugal pump further comprises a rotating plate, a plate body at the upper end of the rotating plate rotates with a central line, of a connection portion located at the lower end of the rotating plate, as an axis, a water hole stop block is further arranged on the connection portion through a support rod, and the water hole stop block seals up the water hole when the plate body of the rotating plate rotates to a position where the rotating plate is attached to the partition plate.

The invention discloses a medicinal liquid storage tank with a self-absorption function for medical use, which comprises a medicinal liquid storage tank body and a medicinal liquid absorber, and the bottom of the medicinal liquid storage tank body is sleeved to protect the medicinal liquid storage tank body. The bottom support pad used, the center of the outer shell of the medicinal liquid storage tank body is circularly pasted with a medicinal liquid label, and the top opening of the medicinal liquid storage tank body is spirally connected with a medicinal liquid suction device through a screw connection port. The top of the liquid medicine storage tank body is screwed with a liquid medicine storage tank cover, and the bottom of the liquid medicine storage tank cover is connected with a sunshade and anti-light wave ahu cover. The bottom of the liquid medicine absorber is connected with a pressing and absorbing layer. In the present invention, firstly, by providing a sunshade and anti-light protective cover at the bottom of the liquid medicine storage tank cover, the medicine liquid inside the medicine liquid storage tank body can be kept in the dark to prevent the medicine liquid from deteriorating due to light.

The invention relates to a low flow positive pressure automatic foam proportioner, which comprises a flow meter for measuring the water flow of an output pipeline of a fire pump, a liquid level switch for setting the foam proportion, a foam proportion controller for calculating the rotate speed of a foam metering pump according to the set foam proportion and measured water flow, a foam metering pump controller for controlling an adjustable-speed motor according to the calculation result of the foam proportion controller, a display operating instrument served as an input and output device of the foam proportion controller, a foam metering pump for adding foam into the output pipeline of the fire pump and the adjustable-speed motor for driving the foam metering pump. The invention solves the technical problem that primary adding method cannot meet large changing range of water flow of foam fire-fighting equipment, and provides the low flow positive pressure automatic foam proportioner that can add foam solution according to set proportion within a full flow range.

The invention discloses a novel sanitary self-priming pump, which belongs to the field of light industrial machinery, and comprises a motor, a centrifugal pump and a circulating reflux pipeline. The circulating reflux pipeline is formed by a water-sealing bend pipe, a water-sealing ball, a gas-liquid separation chamber and the like; two ends of the circulating reflux pipeline communicate with a water inlet pipe and a water outlet pipe of the pump; and the circulating reflux pipeline has functions on automatically opening and closing, separating gas and liquid, and sealing water, so that a common sanitary centrifugal pump becomes the novel sanitary self-priming pump with a self-priming function. On the premise that the pump meets the requirement of a sanitary property, the defects of low efficiency and big noise of a traditional self-priming pump are overcome, the efficiency is improved by more than 20 percent, the noise is reduced by more than 12 decibel, and the novel sanitary self-priming pump has a performance feature of the centrifugal pump, can meet different working condition requirements through changing the rotation speed or changing an outer diameter of an impeller, has the functions which cannot be realized by the traditional vortex sanitary self-priming pump, and is a substitute product of the traditional self-priming pump. The novel sanitary self-priming pump provided by the invention is simple in manufacturing process, has no quick-wear part, and is reliable to use, stable in performance, high in practicability, high-efficient, energy-saving and noise-reducing.

The invention discloses a self-traveling dry self-sucking emergency flood drainage, fire fighting and power generation integrated device which comprises a generator, a self-sucking pipeline, a vacuum breaking valve, a powerful self-sucking device, a left water tank, a right water tank, an elastomer cam rotor pump, a fuel tank chassis, a vacuum pump, a vacuum pump outlet, a motor, wheels, a diesel engine, an electromagnetic clutch, a first synchronous pulley, a second synchronous pulley, a speed reducer, a clutch, a traveling shaft, a belt and a driving axle. The device disclosed by the invention can realize self-traveling and can move by adopting a mode of synchronous belt drive-speed reducer-clutch-traveling shaft-driving axle, thereby reducing the operating difficulty; the device can realize dry self-sucking, and the elastomer cam pump still has a self-sucking function even if the elastomer cam pump is worn; and the device can realize self-sucking flood drainage, and the water flow can be applied to power generation.

The invention relates to an anti-radiation health-care self-suction pearled bag, comprising a bag body (1). To the outer side of the bag body (1), a plurality of pearls (2) are evenly pasted; the bag body (1) is provided with handles (3); both sides of an open end of the bag body (1) are penetrated with magnets which are N pole and S pole, respectively. The anti-radiation health-care self-suction pearled bag is attractive in appearance and loss proof.

The invention relates to a self-suction centrifugal pump which comprises a pump body and a motor, wherein impellers are installed on a motor shaft of the motor, the pump body comprises a water inlet channel, a volute and a water tank, the volute is connected to the motor in a buckled mode, and the impellers are located inside the volute. The volute is located under the water tank, and an outlet of the volute is connected with an upper water port arranged in the bottom of the water tank. The bottom end of the water inlet channel is connected with an inlet located in the center of the volute, the outer wall of the upper end of the water inlet channel is attached to the outer wall of the water tank and is provided with a water hole enabling an inner cavity of the water inlet channel and an inner cavity of the water tank to be communicated, and a water supply connector is arranged at the top end of the water inlet channel. The self-suction centrifugal pump further comprises a tank cover arranged on the top of the water tank in a buckled mode, and the tank cover is provided with a water supply port and a water outlet connector. A partition plate parallel with the motor shaft in direction is arranged on the top of the inner cavity of the water tank. The self-suction centrifugal pump further comprises a rotating plate, a plate body at the upper end of the rotating plate rotates with a central line, of a connection portion located at the lower end of the rotating plate, as an axis, a water hole stop block is further arranged on the connection portion through a support rod, and the water hole stop block seals up the water hole when the plate body of the rotating plate rotates to a position where the rotating plate is attached to the partition plate.

The invention relates to the technical field of kitchen waste treatment, and discloses a safe kitchen waste processor with a self-suction function. The safe kitchen waste processor comprises a shell, a motor is fixedly mounted inside the shell, an end face gear is fixedly mounted at the top of the motor, a driven wheel is in engaged connection with the top of the end face gear, a cutter head is fixedly installed at the top of the driven wheel, an inner shell is arranged at the top of the driven wheel inside the shell, a clamping opening is formed in the top of the inner shell, a water drainage pipe is fixedly connected to the lower right portion of the inner shell, a magnetic block is arranged at the bottom of the inner shell, and a valve is clamped in the water drainage pipe. According to the safe kitchen waste processor with the self-suction function, the end face gear is in detachable contact with the driven wheel, the motor is protected from being burnt out, the safety of equipment is greatly improved, kitchen waste accumulated at the clamping opening is sucked into the interior of the inner shell through instantaneous vacuum, and therefore the self-suction function is achieved.

The invention belongs to the technical field of sewage pump equipment, and particularly relates to an amphibious sewage pump. The amphibious sewage pump comprises a sewage submersible pump and an outlet flange which is arranged in an outlet of the sewage submersible pump. The amphibious sewage pump is characterized in that the amphibious sewage pump further comprises a combination box body consisting of an upper box body and a lower box body, a middle pipe which connecting the upper box body with the lower box body, a water absorbing pipe which located on the side wall of the top of the lower box body and communicates with the lower box body, a flow guide pipe which is connected with the water absorbing pipe, a water draining pipe arranged on the top of the upper box body and a flow guide plate assembly arranged in the upper box body, and the sewage submersible pump is sealed in the lower box body by a sealing cover and a sealing washer. According to the amphibious sewage pump, in the working process, a water pump motor always contains flowing water to cool the motor down, the problem of motor heat dissipation of the sewage submersible pump in the process of low water level pumping is solved, and the amphibious function is achieved.

The present invention relates to a kind of intelligent shielded pump water supply apparatus superior to available water supply pump. The present invention includes casing, water pump, motor, water inlet pipe and water outlet pipe; and features the casing with connecting flange in the middle part, sealing ring and partition board to form water inlet cavity and water outlet cavity, the water pump and the motor shielded and installed inside the water inlet cavity, water pump outlet led to the water outlet cavity via the partition board, the water outlet cavity with water outlet, the water inletcavity with water inlet, and non-return valves in the water inlet and the water outlet. The present invention has self-sucking function and thus no need of base valve, shield structure resulting in low noise, good motor work condition, less mechanical faults, intelligent and unattended operation, and constant water supply pressure.

The invention discloses a centre-opening single-stage or multistage dual-suction turbine synchronous pump, which comprises a pump body and an automatic control system. Wherein, it is characterized in that: the intake of pump is downward and vertical to the axis of centre opening surface and supported at the center; the top of pump or the intake is mounted with fan, whose air inlet is through to the inlet chamber or the intake of pump. The invention can realize synchronous discharge and suction, that it can discharge water when started, and discharge complete when stopped, to prolong the service life. The invention can avoid protection in winter to save cost. And it has high efficiency and better energy saving effect; therefore, it can save 1 / 2 cost than present pumps.

The invention relates to a consumer electronics protection type luminous self-suction type pearl bag. The pearl bag comprises a bag body (1); a plurality of pearls (2) are uniformly adhered to the outer side of the bag body (1); a handle (3) is arranged on the bag body (1); and magnetic strips are respectively connected to two sides of an opening end of the bag body (1) in a penetrating manner, and are a N-pole magnetic strip and a S-pole magnetic strip respectively. The consumer electronics protection type luminous self-suction type pearl bag is attractive in appearance and cannot be lost easily.

A water pump device with a self-absorption function comprises a water pump (1), a vacuum generating device (2), a steam separator (3), a water return device (4), a gas pipe (5), a water inlet pipe (6) and a water outlet pipe (7), wherein the water pump (1), the vacuum generating device (2), the steam separator (3), the water return device (4), the gas pipe (5), the water inlet pipe (6) and the water outlet pipe (7) are connected into a whole, the vacuum generating device (2) comprises a pipeline (8) and a water inlet control valve (9), the steam separator (3) comprises an inlet section (10), an outlet section (11), a main body section (12) and a water return port (13), and the water return device (4) comprises a water return control valve (1) and a water return pipe (15). The water pump device with the self-absorption function has the advantages of being simple in structure, low in cost, simple in operation and good in self-absorption effect. Water is reserved in the water pump device with the self-absorption function after the water pump stops operating, and therefore rewatering is not needed when the water pump is started next time.

The invention relates to a luminous self-sucking pearl bag comprising a bag body (1), a plurality of pearls (2) are uniformly pasted on the outer side of the bag body (1), a handle (3) is arranged on the bag body (1); both sides of the opening of the bag body (1) are connected with magnetic stripes in wearing manner, the magnetic stripes connected with both sides of the opening in wearing manner are respectively N pole and S pole. The luminous self-sucking pearl bag is beautiful in appearance and not easy to lose.

The invention relates to a centralized automatic control switching feeding system and a control method thereof in the field of optical fiber manufacturing. Including central material tank, weighing device, diaphragm pump, air bubble warning device, control valve 1, control valve 2, control valve 3, control valve 4, defoaming device, paint filter, main pipeline, control valve 5, paint bucket, Feed pipe, paint liquid level sensor, discharge pipe, central controller and upper computer; the central material tank is placed on the weighing device, the central material tank is connected to the diaphragm pump through a flexible hose, and the outlet of the diaphragm pump is connected to the air bubble warning The device is connected, the paint filter is connected to the main pipeline, the branches of the main pipeline are respectively connected to the paint buckets of each line, and the central controller is connected to the upper computer.

The invention relates to the technical field of centrifugal pumps, and discloses a centrifugal pump with a self-suction function and a using method thereof.The centrifugal pump comprises a base and a motor protective cover, a motor is arranged in the motor protective cover, a primary fan heat dissipation and water mist spraying heat dissipation device is arranged in the motor protective cover, and a supporting frame is fixedly arranged on the side, opposite to the motor protective cover, of the upper end face of the base; and the top of the supporting frame is semicircular, a groove is formed in the middle of the top of the supporting frame, the top of the supporting frame is movably connected with an impeller shell, protrusions are arranged on the circumferential surface of the impeller shell, through holes are formed in the protrusions, damping springs are fixedly installed at the bottom of the base, and the damping springs and fixing strips are matched to form a multi-stage damping device. According to the centrifugal pump, fan heat dissipation and water spraying heat dissipation are installed in the motor protective cover, the combined use effect is better, in addition, the direction of the impeller shell can be adjusted at will, the centrifugal pump can be conveniently installed in different environments, and by means of the multi-stage damping device, it is prevented that when the centrifugal pump works, work is influenced by strong shaking.

The invention relates to a self-suction type pearl bag with a positioning function. The pearl bag comprises a bag body (1), wherein a plurality of pearls (2) are uniformly pasted on the outer side of the bag body (1), and a handle (3) is arranged on the bag body (1); a magnetic stripe is connected to each of two sides of an opening end of the bag body (1) in a penetration manner, and the magnetic stripes connected to the two sides in the penetration manner are an N pole and an S pole respectively. The self-suction type pearl bag with the positioning function is attractive in appearance and unlikely to be lost.