1204 results about "Pump head" patented technology

Systems and methods for controlling an implantable pump are provided. For example, the exemplary controller for controlling the implantable pump may only rely on the actuator's current measurement. The controller is robust to pressure and flow changes inside the pump head, and allows fast change of pump's operation point. For example, the controller includes, a two stage, nonlinear position observer module based on a reduced order model of the electromagnetic actuator. The controller includes an algorithm that estimates the position of the moving component of the implantable pump based on the actuator's current measurement and adjusts operation of the pump accordingly. Alternatively, the controller may rely on position measurements and / or velocity estimations.

The utility model discloses a peristaltic pump which comprises a pump head, an installation inner cavity is formed in the pump head, two installation holes communicated with the installation inner cavity are further formed in the pump head, and a positioning part is arranged in the installation inner cavity. The pump core assembly comprises a rotating core body and a plurality of extrusion rotors, and the extrusion rotors are rotatably arranged on the rotating core body; a positioning matching part is arranged on the outer pipe wall of the pump pipe; wherein the rotating core body is rotatably arranged in the mounting inner cavity, the positioning part is distributed around the outer side of the rotating core body, the pump pipe extends into the mounting inner cavity and is wound outside the rotating core body, the extrusion rotor abuts against the pump pipe, the two ends of the pump pipe extend out of the mounting inner cavity through the corresponding mounting holes, and the positioning matching part is connected with the positioning part. The installation reliability of the pump pipe is improved, so that the flow control accuracy of the peristaltic pump is improved.

The application discloses a kind of micro flow high pressure hydraulic diaphragm metering pump, including pump head and pump body, diaphragm piece is equipped between the pump head and pump body, pump head, including pump head body, feed valve and discharge valve;Pump body, including pump body and plunger assembly, plunger assembly is driven to diaphragm piece by reciprocating motion, plunger assembly includes cylinder sleeve, cylinder sleeve inside is equipped with plunger cavity, plunger cavity is equipped with plunger in cooperation, at least one oil supplement cavity is equipped in plunger cavity, plunger and cylinder sleeve are also equipped with combined sealing mechanism between it.The application is optimized plunger assembly, utilizes long axis plunger, forms small capacity hydraulic oil cavity, with the rapid reciprocating motion of plunger, can realize the high frequency small scale reciprocating operation of diaphragm piece, is suitable for the transmission of small size gauge medium flow passage in pump head, realizes micro high pressure output.

A pump can include a pump head, a body housing, a motor disposed within the body housing, and a motor shaft extending from the motor. The pump head can include a sensor, at least a first interface portion, and at least a first elongate conductor electrically connecting the sensor to the at least a first interface portion. The body housing can include at least a second interface portion and at least a second elongate conductor electrically connecting the at least a second interface portion to pump electronics. The sensor can be configured to sense when the at least a first interface portion does not contact the at least a second interface portion. When the at least a first interface portion does not contact the at least a second interface portion and the pump head is removed from the body housing, the pump head can be pivotable relative the motor shaft such that an orientation of the pump head can be changed with respect to the body housing.

The invention discloses a pump head airtightness detection system based on an intelligent sensor, and belongs to the technical field of airtightness detection. The system specifically comprises the following steps that S1, a historical data acquisition module acquires pump head air tightness detection multi-source historical sample data and transmits the pump head air tightness detection multi-source historical sample data to a data preprocessing module; and S2, the data preprocessing module preprocesses the obtained multi-source historical sample data, and performs physical noise reduction and calibration on the multi-source historical sample data. Three types of multi-source data of acoustics, pressure and thermotics are collected, normal parts, leakage parts, vibration, temperature change and other interference working conditions are covered, all-directional description of the air tightness state of the pump head is achieved, limitation of a single data dimension is avoided, and a special optimization method is adopted for different types of data. The environmental noise is effectively filtered; the pressure data is subjected to curved surface fitting through Kriging interpolation, and abnormal values introduced by fluctuation of the sensor are eliminated.

The invention discloses an automobile thermal forming stamping die anti-sticking coating protection assembly, and relates to the technical field of automobile part production, the automobile thermal forming stamping die anti-sticking coating protection assembly comprises a die body, the die body is provided with an auxiliary mechanism used for protecting an anti-sticking coating, and the auxiliary mechanism comprises two electric push rods, two cylindrical holes, a storage tank and two sliding grooves. A first electric valve is installed at the output end of the storage tank, a double-shaft motor is arranged on the periphery of the storage tank, and a first pump head and a second pump head are installed at the two output ends of the double-shaft motor through a main electromagnetic clutch and an auxiliary electromagnetic clutch respectively. When the mold release agent is used, scratch and abrasion of impurities to the anti-mold-sticking coating are reduced through impurity cleaning, a film formed by spraying the mold release agent on the surface of the anti-mold-sticking coating not only can play a role in mold release and lubrication, but also can play a role in buffering the anti-mold-sticking coating, so that the service life of the anti-mold-sticking coating is prolonged, and frequent shutdown is avoided.

The utility model provides automatic tightening equipment for pump head bolts, and belongs to the technical field of water pump assembly equipment. The wire locking device comprises a wire locking mechanism and a tool rotating mechanism which are arranged on a base frame. The wire locking mechanism comprises a lifting set fixed to the base frame, and a longitudinally-arranged bolt sleeve is fixed to the lifting set. The tool rotating mechanism comprises a sliding set with the front-back and left-right sliding function, a tool table is fixed to the upper portion of the sliding set, rotating bases are fixed to the two ends of the tool table respectively, a rotating plate is rotationally connected between the two rotating bases, and a clamp used for clamping a pump head is arranged on the rotating plate. And a driving piece for driving the rotating plate to rotate is arranged at the end part of the rotating plate. The bolt assembling device has the advantages of being high in bolt assembling efficiency and assembling quality and the like.

A pumphead comprises a housing having a first end defining an aperture configured to receive a valve head therein; a handle housing defining an air passage in fluid connection with the aperture and an air pump; and a lock arm comprising an end pivotally coupled to the pumphead housing at the end of the pumphead housing opposite the aperture; and a second end disposed between the handle housing and the first end of the pumphead housing. Pivoting the lock arm toward the handle housing locks the pumphead housing around the valve head when the valve head is received in the aperture.

The utility model discloses a pump head of a magnetic suspension blood pump, which relates to the technical field of medical instruments and comprises a pump casing and a rotor in the pump casing, a blood inlet is arranged at the center of the pump casing, an outlet pipe communicated with the inside of the pump casing is fixedly mounted on the side wall of the pump casing, the rotor and the blood inlet are coaxially arranged, and a permanent magnet is arranged in the rotor. An impeller is fixedly installed on the rotor, and the ratio of the diameter of the outer contour circle of blades of the impeller to the maximum diameter of the transverse cutting circle of the pump ranges from 0.7 to 0.9. The ratio range of the outer contour circle diameter of the impeller blades to the inscribed circle diameter of the pump shell is set to be 0.7-0.9, the hydraulic performance of the blood pump is guaranteed, and meanwhile damage to blood can be reduced as much as possible.

A double-pump assembly and a clothes treatment device having the same. The double-pump assembly includes a pump body, and a first pump head assembly and a second pump head assembly arranged in the pump body, where the pump body is provided with a water inlet, a first water outlet and a second water outlet, the water inlet is connected to the first water inlet cavity or the second water inlet cavity in the pump body, the first pump head assembly is configured to enable water entering the first water inlet cavity through the water inlet to be discharged through the first water outlet, and the second pump head assembly is configured to enable water entering the second water inlet cavity through the water inlet to be discharged through the second water outlet.

The utility model discloses a novel piston-free pump head which comprises a pump chamber with an opening in the upper end, a resettable pump head body is installed in the pump chamber, a base cover used for being installed on a bottle opening is installed at the upper end of the pump chamber, a first protruding ring is arranged on the inner wall of the base cover, and the first protruding ring abuts against the outer wall of the pump head body. The installation gap between the base cover and the pump head is sealed, the pump head is pressed, air in the pump chamber enters the bottle through the air inlet hole, liquid in the bottle is discharged through the liquid outlet pipe and the pump head, the pump head is loosened, external air enters the pump chamber through the air supply channel, circulation is formed, an additional piston structure is not needed, and on the basis that normal liquid outlet is guaranteed, the working efficiency is improved. The structure is optimized, the production and assembly process is simplified, manufacturing is easier, the piston structure does not need to be damaged in the installation process, and the situation that the sealing effect of the piston structure becomes poor after repeated use, air leakage occurs, and consequently the product function is unstable is avoided.

The invention relates to the technical field of water conservancy and hydropower construction, in particular to water quality detection equipment in water conservancy and hydropower construction, which comprises a movable seat and a fixed ring fixedly connected to the movable seat, a barrel is fixedly connected to the inner side of the fixed ring along the circumferential direction, an air cylinder is fixedly connected to the inner side of the barrel, and a detection head is fixedly connected to the end part of a telescopic rod of the air cylinder; u-shaped plates are symmetrically and fixedly connected to the top of the movable seat. An electric winding roller is started to rotate forwards to loosen a hose, the hose drives a water pumping head to move downwards into water, then a water pump is started, the water pump pumps water through the water pumping head, the water firstly makes contact with a mesh enclosure, the mesh enclosure filters impurities in the water, the water with the impurities filtered out continues to flow upwards to be pumped and collected, and water quality detection is completed. Meanwhile, water flow further drives an impeller to rotate, the impeller rotates to drive a rotating rod to rotate, the rotating rod drives a scraper to rotate through a bevel gear and an outer gear ring, and the scraper rotates to scrape impurities attached to the mesh enclosure so as to prevent blockage from affecting water extraction, so that the subsequent water quality detection efficiency is improved.

The utility model relates to a vacuum bottle with a pressing type telescopic pump head, which aims at solving the technical problems that a core head of the existing similar product is difficult to retract and hide after being pressed, sanitation and cleanness of an orifice are difficult to guarantee, and the shape maintenance and the production stability are poor when emulsion is discharged. The telescopic pump head vacuum bottle comprises an inner pipe, an outer pipe, a pressing cap, a piston, a pump core assembly and a liquid outlet nozzle assembly. The liquid outlet nozzle assembly is characterized in that a lower shoulder sleeve at one end of a pipe sleeve of the liquid outlet nozzle assembly is buckled and fixed to the outer pipe, one end of a liquid outlet hole in the pipe sleeve is sleeved with a valve rod extending out of the pump core assembly, the other end of the liquid outlet hole protrudes and is sleeved with a dropper head, and a liquid dropping core buckled and fixed in the liquid outlet hole is arranged at the sleeving position of the dropper head and the liquid outlet hole of the pipe sleeve. The head of the dropping core is inserted into the inner diameter of a dropping hole of the dropper head, the outer diameter of the dropping hole of the dropper head is sleeved with a head cap hole in one end of the head cap, a dropper head spring is arranged on the outer diameter of the dropper head in the head cap, and a transition cavity for pressing the dropping core to stretch out, retract and hide is arranged between the outer diameter of the head of the dropping core in the dropper head and the inner wall of the dropping head.

The invention discloses a magnetic suspension rotor impeller, a pump head and a magnetic suspension pump, the magnetic suspension rotor impeller comprises a rotor main body and a magnetic suspension rotor, the rotor main body is cylindrical, a first cavity is formed in the rotor main body, and the magnetic suspension rotor is sealed in the first cavity; the magnetic suspension rotor comprises a rotor magnet and a nano ceramic composite coating, and the nano ceramic composite coating comprises a metal coating in contact with the rotor magnet and a nano ceramic coating arranged outside the metal coating. By forming the nano ceramic composite coating on the surface of the rotor magnet, the problem that the plastic coating cannot play a role in protection due to damage to the plastic coating in the assembly process is solved, so that the service life of the magnetic suspension rotor impeller can be prolonged, metal coating ions are prevented from being separated out to pollute a pumping medium, and the cleanliness of the pumping medium is ensured.

The utility model belongs to the technical field of automation equipment, and particularly relates to water pump assembling equipment which comprises a transferring device, a water pump assembling device and a water pump assembling device. The stator press-fitting device is arranged on one side of the transferring device and used for pressing and installing the stator and the rotor which are located in the pump shell; the swash plate assembling device is arranged on one side of the transferring device and used for installing the swash plate in the pump shell located on the tool; the pump head assembling device is arranged on one side of the transferring device and used for carrying the pump head on the tool and installing the pump head on the pump shell located on the tool. The transferring device sequentially drives the tool to pass through the stator press-fitting device, the swash plate assembling device and the pump head assembling device to be assembled. Through the full-automatic transfer device, the water pump is driven to pass through various assembly devices in sequence, so that automatic installation of the water pump with the swash plate is achieved.

1. Name of this design product: Press pump head (smooth, hair-like curve shape). 2. Purpose of this design: For use as a press pump head for packaging bottles. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

A pump head for a pneumatic system is provided. The pump head including a head portion and an adapter with a main bore designed to receive a valve, the main bore providing alignment for the valve. The adapter is sealingly and removably coupled to the head portion. The pump also includes a plurality of holes in the adapter component circumscribing the main bore, each hole containing a spherical element biased inward by a biasing member. The spherical elements are configured to engage with a complementary groove on the valve to lock the valve in place. The pump head further includes an inflation pin coaxial with the main bore and sealingly fixed to the adapter. At least a portion of the plug is configured to be received into the inflation pin when the valve is received by the adapter.

Proposed is a micropump. The micropump includes a head portion including a first and second movement guides and a first tip, and includes a body portion having at least a portion thereof accommodated in the head portion, the body portion including a core, a winding body, a first permanent magnet, a second permanent magnet, a first fixing guide, and a second fixing guide. The first movement guide and the first fixing guide are famed so as to correspond to each other, the second movement guide and the second fixing guide are formed so as to correspond to each other, a pole of the first permanent magnet faces or opposes a lower end contact surface of the core, and a facing direction of a pole of the second permanent magnet is same as a facing direction of the first permanent magnet.

The utility model relates to the technical field of spring assembling devices, in particular to a multifunctional spring assembling device for a plastic pump head, which comprises a workbench, a support arranged at the top of the workbench, a limit guide mechanism arranged at the top of the support and capable of longitudinally reciprocating, and a feeder longitudinally arranged at the bottom of the limit guide mechanism. A guide hole is longitudinally formed in the feeder, and a feeding pipe capable of communicating with the interior of the guide hole is obliquely arranged on one side of the feeder; a second sleeve capable of longitudinally moving along the interior of the guide hole is arranged at the top of the feeder, a second elastic piece is arranged outside the second sleeve, and the second elastic piece can drive the second sleeve to reset; and a guide rod capable of longitudinally moving is arranged in the second sleeve. The spring can be accurately installed in the pump head, bending deformation caused by non-concentrated stress during installation of the spring is avoided, and therefore the assembly quality of the pump head is guaranteed.

This invention relates to the field of high-pressure washer technology, and discloses a flow channel, pump head, and high-pressure washer housing. The housing includes a power chamber, a motor chamber, and a control chamber. A crankshaft cover for sealing the power chamber and a motor cover for sealing the motor chamber are fixed to the housing, with the crankshaft cover and motor cover located on opposite sides of the housing. The flow channel comprises a reciprocating circular flow channel and a power chamber flow channel. The housing has an inlet connected to the inlet of the reciprocating circular flow channel, an outlet connected to the inlet of the power chamber flow channel, and an outlet connected to the outlet of the power chamber flow channel. This flow channel achieves both the guiding of cleaning water and the cooling of the equipment. As the cleaning water flows through the flow channel, it simultaneously dissipates heat from the core systems of the high-pressure washer, including its power, control, and transmission systems, simplifying the overall structure of the equipment and improving space utilization.

1. The name of the design product: plastic spring. 2. The use of the design product: the spring on the pump head and cover of daily chemical pump such as foam pump, emulsion pump, spray pump and spray gun. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: design 1 perspective view. 5. Design 1 is designated as the basic design.

1. Name of the designed product: submersible pump head (three-phase electricity). 2. Use of the designed product: the designed product is used for submersible pump. 3. Design points of the designed product: in shape. 4. Picture or photo that best indicates the design points: perspective view.

1. The name of the design product: packing bottle pump head. 2. The use of the design product: packing bottle pump head for cosmetic. 3. The design points of the design product: in shape. 4. The picture or photo that can best show the design points: perspective view 1.

The utility model provides a pump head assembling device, which relates to the technical field of assembling devices, and comprises a rack, a detection mechanism is arranged above the rack, the detection mechanism comprises a concave frame, the bottom surface of the concave frame is connected with the upper surface of the rack, a ball screw is rotatably connected in the concave frame, a rotating motor is fixedly arranged on the front surface of the rack, and the ball screw is rotatably connected with the front surface of the rack. The output end of the rotating motor is connected with the end, close to the rotating motor, of the ball screw, the outer surface of the ball screw is in threaded connection with a moving plate, two electric telescopic rods are fixedly installed on the bottom face of the moving plate, a connecting plate is fixedly installed at the telescopic ends of the two electric telescopic rods together, and a connecting bearing is fixedly installed on the bottom face of the connecting plate. A rack ring is fixedly installed on the inner wall of the connecting bearing inner ring, and a scanner is fixedly installed on the inner wall of the rack ring. According to the pump head assembling device, the rack and the detection mechanism are arranged, so that the purpose of automatically detecting flaws of an assembled pump head is achieved.

The utility model provides a gear pump with high sealing performance, and belongs to the technical field of gear pumps. The problem that in the prior art, a gear pump is insufficient in sealing performance is solved. The pump comprises a pump head and a pump shell, the pump head is connected with one side of the pump shell, a first cam rotor and a second cam rotor are arranged in the pump head, one side of the pump shell is fixedly connected with a pump side cover, a driving shaft and a driven shaft are arranged in the pump shell, and the driving shaft and the driven shaft are longitudinally arranged. The end of the driving shaft and the end of the driven shaft are fixedly sleeved with a driving gear and a driven gear respectively, the portion, on one side of the driving gear, of the driving shaft is fixedly sleeved with a first sealing ring, one end of the driving shaft extends out of the pump side cover, and the other end of the driving shaft is connected with a first cam rotor. A third sealing ring is fixedly sleeved on the driving shaft on one side of the first shaft connecting bearing, the third sealing ring is fixedly attached to the end face of the outer side of the pump shell, a second sealing ring is fixedly sleeved on the driven shaft on one side of the driven gear, the other end of the driven shaft extends into the pump head and is connected with a second cam rotor, and a second shaft connecting bearing is fixedly sleeved on the driven shaft. A fourth sealing ring is fixedly arranged on the driven shaft on one side of the second shaft connecting bearing in a sleeving mode and fixedly attached to the end face of the outer side of the pump shell. The sealing structure has the advantage of being good in sealing performance.

The utility model discloses an adjustable cosmetic bottle, which solves the problem that the flow regulation range of the conventional cosmetic pressing bottle through steps is limited and unstable. The bottle comprises a bottle body, a liquid pump and a pressing head, the pressing head is provided with an adjusting assembly, the adjusting assembly is composed of an adjusting ring in an annular groove and an adjusting plate in a sliding groove, and flow is adjusted in a threaded fit mode. The adjusting plate is provided with an adjusting hole, a scale groove, an indicating strip, an anti-slip strip and the like. The cosmetic container has the advantages that the outflow amount of cosmetics can be accurately controlled, visual flow reference is provided, operation is smooth and stable, leakage caused by temperature rise in the transportation process can be effectively prevented, different cosmetic requirements are met, and use convenience and accuracy are improved.

The patent application belongs to the technical field of automation equipment, and particularly discloses a floating press-fitting device and a pump head assembling equipment with the device, which comprises a static ring floating press-fitting rack, a floating press-fitting driving module and a floating press-fitting head; the floating press-fitting driving module is installed on the static ring floating press-fitting rack and used for driving the floating press-fitting head to perform a press-fitting action by approaching or moving away from a rotor; the floating press-fitting head comprises a floating press-fitting seat, an active cavity is formed in the floating press-fitting seat, a press-fitting elastic piece is assembled in the active cavity, one end of the press-fitting elastic piece is in abutment with a cavity bottom of the active cavity, and the other end is connected with a floating press rod. Through the design of the floating press-fitting head of the floating press-fitting device, the assembling deviation of the static ring can be automatically corrected in the press-fitting process, and the static ring is prevented from being damaged or broken due to uneven stress.

This application relates to the field of rotary piston pump technology, specifically to a rotary piston pump volume adjustment device, a piston pump, and a piston pump injection system. The volume adjustment device includes a frame, a fixed sleeve, a rotating shaft base, and a drive assembly. The fixed sleeve has a connecting structure for engaging with the rotary piston pump head. The rotating shaft base is mounted in a sliding groove on the fixed sleeve. The drive assembly drives the rotating shaft base to reciprocate. In this application, the drive assembly drives the rotating shaft base to reciprocate, causing the fixed sleeve and the pump head on the fixed sleeve to swing back and forth relative to the frame and pump body, thereby changing the tilt angle of the pump head relative to the pump body. This precise mechanical transmission method can accurately control the swing angle of the pump head, thus achieving precise adjustment of the rotary piston pump volume.

The invention relates to the technical field of oil field fracturing pumps, and discloses a fracturing fluid packing leakage detection system and method.The fracturing fluid packing leakage detection system comprises an integrated unit, the integrated unit is located below a fracturing pump packing, the integrated unit is connected with a pump head shell, and the integrated unit comprises a component detection sensor; the component detection sensor is used for detecting concentration information of target components of liquid at the fracturing pump packing; the control unit is electrically connected with the component detection sensor, and the control unit judges whether fracturing fluid leaks from the fracturing pump packing or not based on the concentration information of the target component, so that the detection efficiency and accuracy of the fracturing pump packing are further improved; the technical problem that in the prior art, manual routing inspection is not in time, consequently, fault packing cannot be found in time, and a pump head is damaged is solved.

The utility model belongs to the field of emulsion pumps, and particularly relates to an emulsion pump with a back suction effect, which comprises a connecting cover. The bottom of the connecting cover is fixedly connected with a fixed cylinder; a pump head is slidably connected to the middle of the fixing cylinder. A first valve ball is mounted in the middle of the pump head; a second valve ball is mounted in the middle of the fixed cylinder; a spring is mounted in the second valve ball; a runner is formed in the middle of the fixed cylinder; a backflow hole is formed in the middle of the pump head; a liquid outlet hole is formed in the outer side wall of the fixed cylinder; a nozzle is fixedly connected to the side wall of the top of the pump head; by means of the structure, after the emulsion pump is used for discharging emulsion, part of the emulsion in the pump head can flow back into the emulsion bottle, waste caused by loss of the emulsion is reduced, and the situation that the emulsion in the pump head is polluted is reduced.