94results about How to "Strong self-priming ability" patented technology

The present invention relates to an automatic liquid medicine dripping pills making machine. It includes the following several portions: machine frame with table plate, quantitative pump pills-dripping system, condensate circulation system and micro-control system and its correspondent program. The quantitative pump pills-dripping system fixed on the table plate includes medicine tank component and quantitative pump component which are connected by means of hose, said medicine tank component includes medicine tank and oil tank, the interior of oil tank is equipped with an electro-heating device, and its exterior is equipped with a heat-insulating layer, and the bottom portion of the medicine tank is equipped with a temperature sensor. Besides, said invention also provides the concrete structure of quantitative pump component and table plate, and provides its working principle.

The invention relates to a film micro pump driven by ultra magnetic deformation rod, wherein one flexible film (16) is mounted between the pump (4) and the pump cover (13); the flexible film (16) and the pump cover (13) form sealing working chamber; inside the chamber, the left-displacement amplifier (8), the right-displacement amplifier (19), the top disc (7), the upper permanent magnet (6), the coil skeleton (2) coiled with driving winding (5), and the lower permanent magnet (1) are arranged from up to down; the through hole at the middle of skeleton (2) is mounted with ultra magnetic deformation rod; the spring (15) is mounted between the pump cover (13) and flexible film (16) to form pre-compressor with the pump cover (13); the pump cover (13) is mounted with water inlet tube (18) and water outlet tube (12), to connect the working chamber and outer space via inlet valve (17) and outlet valve (11). The invention can be used in the condition that demands high power and low-voltage driving.

The invention provides a river channel dredging, screening and mud-cleaning method and equipment. A combined lifting structure operating under action of negative pressure is adopted, stone with a large density and floating rubbish with a small density are screened out by means of dead load from rubbish mixed with mud and are respectively collected. A mud pump (4) is installed on one side of a boxbody (1). The lower portion of the other side of the box body (1) is provided with a mud pipe (5). The inner end of the mud pipe (5) communicates with a stone collecting device (3) vertically installed in the box body (1) through a mud jet opening (12). A floating rubbish screening box (2) is installed on the top of the stone block collecting (3). The problems that rubbish in small and medium-sized river channels are complicated and diversified, and mechanical operation is difficult are solved. The interception ratio of the stone and the floating rubbish reaches 90% or over. The river channeldredging, screening and mud-cleaning equipment is high in self-suction capacity, stable in conveyance and operation, simple and compact in structure and convenient to assemble, disassemble and maintain. The dredging construction efficiency is significantly improved, labor is liberated, mechanization of dredging of the small and medium-sized river channels is facilitated, and the river channel dredging, screening and mud-cleaning equipment is suitable for use and popularization.

The invention discloses a handheld flushing pump, mainly comprising a pump body, a piston, an eccentric shaft, a motor, an input check valve and a drainage check valve, wherein the eccentric section of the eccentric shaft is inserted into a groove at the waist part of the piston, and when the motor drives the eccentric shaft to rotate, the piston moves to and fro so as to suck and drain off water. The pump body and the eccentric shaft are both directly mounted on the micro motor, so that handheld flushing pump is compact in structure, light in weight, small in size and convenient to move, and can be used at all sites with civil electricity; according to the character of pumps, the handheld flushing pump belongs to displacement pumps, has higher self-suction capacity, can perform flushing by only inserting a suction pipe into a water bucket, does not need to stop working even water in the water bucket is used up, and still can suck water for flushing by filling water into the water bucket, thus providing the capability of self-restoring after running out of water; furthermore, the pump has very high efficiency which generally can reach more than 70%. The handheld flushing pump has the advantages of compact structure, light weight, convenience to move, strong self-suction capacity, self-restoring after running out of water, and utilization of civil electricity.

An oil unloading and emptying system for the hydraulic dumping oil tank is composed of pitching tube module, submerged oil pump module, hydraulic station and tank-emptying system. Said hydraulic station has a hydraulic power output unit consisting of antiexplosion motor and duplex pump in oil tank. Said submerged oil pump module consists of submerged oil pump, fork pipe, plunger motor, said hydraulic station and pressure delivering pipeline. Sadi tank-emptying system comprises said duplex pump, emptying pump, fork pipe, three-way and valves.

The invention discloses a magnetostriction type dual-cavity membrane type micropump, and belongs to the field of micro fluid control. The magnetostriction type dual-cavity membrane type micropump mainly comprises a magnetostriction rod set, a sleeve, a permanent magnet, a coil rack which a coil is wound around, a displacement amplifying mechanism, elastic membranes and a pump case. An upper polarity rod and a lower polarity rod are arranged at corresponding positions inside the sleeve respectively. The sleeve is arranged in a center through hole of the coil rack which the coil is wound around. After a control current flows into the coil, an external magnetic field is changed to cause magnetostriction rods to deform; the displacement amplifying mechanism deforms elastically, wherein a left kind semiellipse elastic deformation amount and a right kind semiellipse elastic deformation amount of the displacement amplifying mechanism are different; the displacement amplifying mechanism extrudes the elastic membrane on a left cavity and the elastic membrane on a right cavity of a pump body respectively through column heads, different deformation amounts of the elastic membranes cause different changes in the volumes of the two airtight cavities, and therefore it can be realized that micro fluids inside the two cavities are conveyed according to a fixed ratio. The magnetostriction type dual-cavity membrane type micropump has the advantages of being small in size, low in flow, capable of being driven at a low voltage, and capable of conveying two fluids in a hybrid mode according to a fixed ratio.

The invention discloses an inclined shaft type plunger pump device. The inclined shaft type plunger pump device comprises a main shaft, a bearing, a connecting rod plunger pair, a cylinder, a shell, a valve plate and a back cover, wherein one end of a rotating shaft is connected with the inner wall of one end of the shell through the bearing; the shell is bent; one end of the rotating shaft in the shell is connected with the connecting rod plunger pair; the connecting rod plunger pair is connected with the cylinder; the cylinder is connected with the valve plate; the back cover is arranged at the other end of the shell; and the connecting rod plunger pair, the cylinder and the valve plate are sealed in the shell through the back cover. In the inclined shaft type plunger pump device, the lateral force of the plunger is smaller than the lateral force of the plunger of a straight shaft type pump, so that the frictional loss caused by the lateral force is low; and the connection between a connecting rod bulb and the main shaft is firm, so that the self-priming capacity is stronger.

The invention discloses a five-axis silica gel 3D printer and a printing method thereof. The 3D printer comprises a base, an extrusion device, a three-axis motion platform, a control system and a two-axis motion platform. The two-axis motion platform comprises a first rotating assembly and a second rotating assembly, the first rotating assembly comprises a base, two rotating shaft supporting seats, a swing frame and a first motor, and the second rotating assembly comprises a workbench, a second motor and a rotating shaft supporting plate. The control system controls the first motor to rotate so as to adjust the first rotating angle of the swing frame and controls the second motor to rotate so as to adjust the second rotating angle of the workbench, so that two motion adjusting rotating shafts move according to a preset angle change path. Through cooperative movement of five axes, the extrusion device extrudes shaft vectors at will relative to a workpiece coordinate system and moves to any position in the workpiece coordinate system, the workpiece printing difficulty is greatly reduced, the printing time is shortened, and even complex-shape workpiece manufacturing which cannot be achieved through a three-axis 3D machine can be achieved.

The invention discloses a hydraulic gas vacuum pump. The vacuum pump comprises an oil cylinder part, a left compression cylinder part and a right compression cylinder part, wherein the oil cylinder part for driving hydraulic oil is arranged in the middle of the hydraulic gas vacuum pump, and the left compression cylinder part and the right compression cylinder part are connected at the two ends of the oil cylinder part; the oil cylinder part comprises an oil cylinder barrel and an oil cylinder piston in the oil cylinder barrel; each compression cylinder part comprises a compression cylinder barrel and a compression cylinder piston, and the two ends of each compression cylinder barrel are provided with an air suction valve and a vent valve. The compression cylinder pistons and the oil cylinder piston are connected on the same piston rod. The hydraulic oil cylinder part adopts a hydraulic control way and performs commutation control by a hydraulic control reciprocating machine, so that the reciprocating motion of the hydraulic oil cylinder can be realized. According to the hydraulic gas vacuum pump, the pistons are directly driven to move through hydraulic oil driving so as to realize the low-jig-frequency and long-stroke motion of the pistons, so that the service life is long, the trouble is little and the maintenance cost is low. The gas vacuum pump is simple in structure, few in parts, small in size and light in weight. Compared with a traditional mechanical drive triplex pump, the number of the parts of the hydraulic gas vacuum pump is reduced by 65%, and the size and weight is reduced by more than 60%.

The alternative rotary pump includes mainly pump body and driving mechanism connected to pump blade, the pump blade consists of at least two rotary sheets cascaded via the shaft, the the driving mechanism is connected via separate gear units to the rotary sheet shaft. The present invention has high efficiency, high pressure, no effluence of the pressure variation to flow rate, constant flow rate and powerful spontaneous imbibitions capacity.

The invention relates to a dynamic and static pressure bearing circular tooth gear oil pump. A dynamic pressure bearing for bearing a gear shaft of a driving circular arc gear and a gear shaft of a driven circular arc gear is arranged on the inner side of a pump cover. The dynamic pressure bearing comprises a gear shaft hole formed in the inner end face of the pump cover. A plurality of shaft side dynamic pressure grooves extending in the axial direction are formed in the inner wall of the gear shaft hole in the circumferential direction, wherein the shaft side dynamic pressure grooves in one side of a low-pressure cavity form a static pressure balance groove. An oil way is further formed inside the pump cover, one end of the oil way penetrates a high pressure cavity, and the other end of the oil way penetrates the static pressure balance groove. Supporting rings are arranged between the inner wall of the gear shaft hole and shaft shoulders of the gear shafts of the driving circular arc gear and the driven circular arc gear. A plurality of wheel side dynamic pressure grooves extending in the radial direction are formed in the inner end face of the pump cover in the circumferential direction of the outer side of the gear shaft hole. The wheel side dynamic pressure grooves in the two sides of the driving circular arc gear and the driven circular arc gear are symmetric and provide the axial force in the same magnitude and opposite directions.

The patent discloses a spherical puffing pump for an ice cream machine. The spherical puffing pump comprises a spherical pump, a clamping plate (4) and an intake valve (12), wherein a liquid inlet hole (201) of the spherical pump communicates with a milk pulp tank to inhale milk pulp raw materials; the intake valve (12) is connected to a liquid inlet channel of the liquid inlet hole (201) to inhale air; a liquid draining hole (202) of the spherical pump communicates with a liquid inlet of a freezing vat of the ice cream machine; a pump seat (6) is fixed on the ice cream machine, and the end ofthe pump seat (6) is protruded from the inner wall of the milk pulp tank of the ice cream machine; a cylinder body (3) of the spherical pump is in mechanical connection to the end of the pump seat (6) through the clamping plate (4); and a main shaft (5) of the spherical pump is in mechanical connection with a motor shaft arranged in the ice cream machine through a connecting shaft (7) for transmitting power. The spherical puffing pump disclosed by the invention has the advantages of being simple in structure, convenient to disassemble and wash, high in self-absorption capacity and convenientfor arrangement of the milk pulp tank; the puffing rate can be adjusted according to the magnitude of an air inlet and the motor speed; and the air and milk pulp are thoroughly mixed.

The invention discloses a rotary vane rotor pump, comprising a pump body and a fluid transportation mechanism arranged between the import and the export of the pump, wherein, a big rotor is arranged on a large shift which is arranged on the pump body, and a plurality of rotary vanes which stretches to move in a radial direction are arranged on the external circumference surface of the big rotor, and a small rotor is arranged on a small shift meshing to drive with the large shift, and an arc groove supplied for the projecting rotary vane to mesh is arranged on the circumference surface of the small rotor, and a first slide way region which simultaneously is sealed to contact with at least two rotary vanes and a second slide way region which is sealed to copulate with the external circumference surface of the small rotor are arranged on the pump body, so that fluid in the import of the pump is transported to the export of the pump via the first slide way region. Adopting the rotary vane, an end face seal structure and a radial seal structure can better solve a seal problem of positive displacement pump, and the rotor adopts a mode of cylindrical surface symmetrically slotting and has simple structure, easy processing and good dynamic balance performance, so as to have the advantages of high efficient, strong self- suction capacity, long service life, low manufacturing cost, wide medium applicability and so on.

The invention relates to a self-service car washing system which belongs to the technical field of car washing. The self-service car washing system comprises a water washing channel and a foam washing channel, wherein the water washing channel comprises a first water inlet pipe, a first electromagnetic valve, a flow meter, a high-pressure water pump and a water gun; the foam washing channel comprises a water supply pipeline and a foam supply pipeline, wherein the foam supply pipeline comprises a foam storage and a micro direct-current diaphragm water pump, and the water supply pipeline comprises a second water inlet pipe and a second electromagnetic valve; the first water inlet pipe and the second water inlet pipe are connected with a water pipe through a tee; foam supplied by the foam supply pipeline and water supplied by the water supply pipeline are collected to a water outlet pipe and then pass through the flow meter and the high-pressure water pump, so as to be sprayed by the water gun. According to the self-service car washing system, under the action of suction of the micro direct-current diaphragm water pump, rich foam forms high-pressure liquid to be fully and uniformly mixed with the water, and the foam washing effect is better.

The invention discloses electronic cigarette liquid filling equipment and a use method thereof. The equipment comprises a body, a cigarette liquid bottle storage unit, a filling unit, a capping unit,a storage unit and a control unit, wherein the cigarette liquid bottle storage unit, the filling unit, the capping unit, the storage unit and the control unit are arranged on the body. The cigarette liquid bottle storage unit comprises a bottle body containing module and a cap body containing module, wherein the bottle body containing module is detachably mounted on the body. The filling unit andthe capping unit can relatively move independently. The storage unit is used for recording and storing cigarette liquid bottle containing information in the bottle body containing module, cap body containing information in the cap body containing module, position information of the filling unit and position information of the capping unit. The control device controls the filling unit to quantitatively inject electronic cigarette liquid into cigarette liquid bottles according to the cigarette liquid bottle containing information and the position information of the filling unit and further controls the capping unit to take cap bodies out of the cap body containing module to cover the cigarette liquid bottles in which the electronic cigarette liquid is injected according to the cigarette liquid bottle containing information, the cap body containing information and the position information of the capping unit.

The invention discloses an environment-friendly and easy-to-attract floor and a manufacturing method thereof. The environment-friendly and easy-to-attract floor is characterized by comprising a wearproof layer, a printing leather layer, a first packed layer, a glass fiber layer, a second packed layer, and a self-suction layer. The manufacturing method comprises the following steps: firstly, placing the printing leather layer, the first packed layer, the glass fiber layer, the second packed layer and the self-suction layer in sequence, and pressing and forming at the temperature of 150 DEG C and under the pressure of 40-50 tons; secondly, adopting the UV technology to coat the upper surface of the printing leather layer with UV coating of 8-10 g/square meter; thirdly, performing high temperature tempering and subcooling; fourthly, punching and forming. The environment-friendly and easy-to-attract floor has the advantages of water resistance, moisture resistance, deformation resistance, good elasticity, firm attraction to ground, and convenience in use.