34results about How to "Full oil absorption" patented technology

The invention discloses a star-shaped hydraulic pump. The star-shaped hydraulic pump comprises a pump body and at least six cylinder bodies. The cylinder bodies are evenly distributed around the pump body. An end cover is arranged on the top face of the pump body. A limit chuck is arranged on the end cover. An inner cavity is arranged in the pump body. An eccentric wheel is arranged on the inner cavity and fixedly connected to a power shaft. The side face of the pump body is provided with an oil outlet and an oil inlet. An overflow valve is arranged between the oil outlet and the oil inlet. A combination one-way valve is arranged on each cylinder body. An oil inlet pipe, an oil outlet pipe and a cavity wall fixing frame are arranged in each cylinder body, wherein a piston cavity, a plunger and a boosting spring are arranged in the cavity wall fixing frame, the piston cavity is communicated with the oil inlet pipe and the oil outlet pipe, and the plunger is connected into the piston cavity through the boosting spring. The star-shaped hydraulic pump is simple in structure and high in practicability; the hydraulic pump can suck oil more sufficiently, the fluctuation of oil pressure is greatly reduced, the oil pressure is maintained within a high pressure range, the impact on pipeline equipment is lowered, and the service life is prolonged.

The invention discloses a diesel engine single pump with a high oil suction capacity, and aims to provide a single pump capable of improving the flow area of an oil suction channel and the oil suction capacity. The invention is realized through the following technical scheme that a lower valve seat is located below a conical surface of the shaft end of a valve rod; a high-pressure oil channel communicating with a conical valve hole and a low-pressure oil channel communicating with a central channel are formed in the lower valve seat; when a plunger goes downward, the volume of a plunger cavity is increased, the pressure of fuel oil in the plunger cavity is reduced, a sealing ball is separated from the conical valve hole, and a large-area circulating oil inlet channel is formed; the fuel oil flows into the plunger cavity from an oil inlet connector through the low-pressure oil channel, the conical valve hole and a central hole of a limiting ball seat; when the plunger goes upward, the volume of the plunger cavity is decreased, the pressure of the fuel oil is increased, the conical valve hole is closed by the sealing ball, and the fuel oil is prevented from flowing to the low-pressure oil channel (17) from the conical valve hole; and the fuel oil in the plunger cavity is forced only to flow to the oil inlet connector from the high-pressure oil channel through a valve rod neck oil path channel formed at a valve rod neck section and the low-pressure oil channel. Therefore, the problem that the flow area of the oil suction channel is small is solved.

The invention relates to a heavy-duty mining dump vehicle hydraulic oil cylinder / hydraulic valve test table. The heavy-duty mining dump vehicle hydraulic valve test table comprises a power oil source portion, an oil cylinder test operation table, an oil cylinder supporting rack, a valve test operation table, a valve-to-be-tested installation rack, a flow measuring trolley, a waste oil collecting oil tank, a power cabinet, a PLC cabinet body, an electric control operation cabinet and an industrial personal computer. The power oil source portion is connected with the valve test operation table and the oil cylinder test operation table through different oil pipes respectively. The valve test operation table is arranged at one side of the valve-to-be-tested installation rack. The flow measuring trolley is connected with the valve test operation table or the oil cylinder test operation table. The oil cylinder supporting rack is connected with the waste oil collecting oil tank through an oil pipe. The oil cylinder test operation table and the valve test operation table are respectively and electrically connected with the electric control operation cabinet. The electric control operation cabinet is electrically connected with the industrial personal computer. The heavy-duty mining dump vehicle hydraulic oil cylinder / hydraulic valve test table are simple and compact in structure, beautiful, tidy, good in integration, convenient to control and reliable in testing.

The invention discloses a self-deoiling adhesive and a production process thereof, and belongs to the field of adhesive processing and production. The self-deoiling adhesive comprises an adhesive body, a plurality of deoiling balls distributed randomly are mixed in the adhesive body, built-in balls are placed in the deoiling balls, and oil-absorbing fillers are packed between the deoiling balls and the built-in balls. According to the scheme, the oil removal balls capable of automatically absorbing oil are added into an existing adhesive, so that oil on the surface of a metal structural part is absorbed, the trouble that oil stains are cleaned before the adhesive is smeared is omitted, when the adhesive is smeared, the oil removal balls moves towards the bonding surface under the adsorption effect of magnet on a magnetic fluid, the oil removal balls fully absorbs oil, the oil removal balls after oil absorption sinks into the adhesive through the weight change, the adhesive can be better bonded with the metal structural part, and the bonding effect of the adhesive is effectively improved. Compared with existing adhesives, the adhesive disclosed by the invention saves the trouble of cleaning greasy dirt, and the bonding strength is effectively improved.

The invention discloses a hydraulic power steering pump and a steering system thereof. An overflow valve is arranged in the steering pump, an overflow opening is formed in the wall of a cavity body of the steering pump at the position corresponding to the overflow valve, the overflow opening is communicated with an oil suction chamber in the steering pump through an oil passage in the steering pump, and the end opening of the overflow opening is connected with an overflow pipe which is used for being communicated with a steering oil tank. The steering system comprises a steering gear and the steering oil tank, wherein an oil return opening of the steering gear is connected with the steering oil tank through an oil return pipe. The steering system also comprises the hydraulic power steering pump, the steering oil tank is connected with an oil inlet of the steering pump through an oil suction pipe, an oil outlet of the steering pump is connected with the steering gear through a high-pressure oil pipe, and the overflow opening of the steering pump is connected with the steering oil tank through the overflow pipe. On the condition of high rotating speed, a part of overflowing hydraulic oil flows through the inner part of the steering pump to be directly applied to the next circulation, and the other part of the overflowing hydraulic oil flows back to the steering oil tank through an outer oil pipe to be again applied to the circulation, so that sufficient oil suction on the condition of high rotating speed is ensured, and the temperature rise is relatively small.

The invention discloses an automatic forming machine for peach crisp and mung bean cake, which comprises a feeding mechanism and a forming mechanism. Both sides of the inside are provided with feeding compression winches and feeding winches. A connecting pipe is welded at the front end of the fabric compression chamber. The front end of the connecting pipe is connected to the feeding nozzle, and the feeding nozzle is connected to the forming mechanism. There is a blank transition channel on the frame, a blank forming part is provided at the front end of the blank transition channel, a transverse cutting material stopper is provided on the forming frame, a bracket is provided on the forming frame, and a bracket is provided on the support. There are first and second forming cylinders, and forming pressing plates and forming molds are arranged at the lower end of the first and second forming cylinders. The invention has simple structure and reasonable design, can satisfy the production of peach cakes and mung bean cakes at the same time, can also improve the crispness of peach cakes, and the produced mung bean cakes are not easy to break.

The invention provides a transmission lubricating and cooling system, aiming at solving the problem of insufficient lubrication, reduced service life of the transmission, high risk of oil leakage, inconvenient installation, large loss of oil passage and high efficiency of the oil pump in the transmission lubrication of the existing single box three countershaft structure. lower question. The system adopts oil pump pressure lubrication, and realizes the lubrication of the upper lubrication points of the three-countershaft transmission through the combination of the casing oil passage and the oil pipe. At the same time, a strong cooling interface is reserved at the beginning of the oil passage, and a forced cooling system can be connected externally to control the transmission oil. Temperature within a reasonable range, prolong the service life of oil and transmission.

The invention provides a buoyancy driving device for adjusting marine environment parameters, which belongs to the field of marine engineering. The device can realize precise and quantitative adjustment of buoyancy. Including: hydraulic-pneumatic combination drive module, marine environment perception module and computing control module; among them, each sensor in the marine environment perception module can measure the parameters such as temperature, salinity and depth of seawater in real time, and the computing control module can collect the above measurement data , combined with the mathematical model of system motion preset in the built-in program of the calculation control module and the mathematical model of seawater density, the buoyancy to be adjusted is calculated, and then the calculation control module controls the action of the electrical equipment in the hydraulic-pneumatic combination drive module to realize buoyancy adjustment . The invention has a high degree of integration, can realize accurate and quantitative buoyancy control according to changes in environmental parameters, and has a reliable system.

The invention relates to a non-oil-immersed air gap type hydraulic motor vane pump. A motor rotor (3) and a main shaft (4) are compressed together, and are supported on a shell (1) and an inner end cover (23) by a first bearing (5) and a second bearing (25), a pump core (12) of the vane pump is connected with the main shaft (4) by a spline (4c), the pump core (12) of the vane pump is arranged in a pump core holder (13), a motor stator (2) is pressed in an inner hole (1e) of a shell (1), the shell (1) is provided with an oil inlet (1a), an annular flow channel (1b) and a cooling flow channel (1d), and the main shaft (4) is provided with a central hole (4a) of the main shaft and a pore plate centrifugal pump (4c). The heat generated by a motor and the like is taken away by oil flowing in a motor pump, the fan in the motor is saved, and meanwhile, the hydraulic motor vane pump can absorb oil and enhance the pressure by the central hole of the main shaft and the pore plate centrifugal pump. The aerodynamic noise and the cavitation noise are eliminated, so that the entire hydraulic motor vane pump has a favorable silencing performance.

The invention relates to the technical field of vehicle engine manufacturing, in particular to an electronic unit composite pump for light-vehicle diesels. The electronic unit composite pump for light-vehicle diesels comprises a composite pump body, an oil conveying pump, a camshaft, a plurality of electronic unit pumps, tappet body assemblies corresponding to the electronic unit pumps and a cam, and is characterized in that the electronic unit pumps are installed on the composite pump body and comprise unit pump bodies, a plunger, control valve elements and electromagnets installed on one sides of the unit pump bodies, the oil conveying pump is installed on one side of the composite pump body, the tappet body assemblies are arranged between the cam and the plunger and comprise tappets, rolling wheels and rolling wheel pins, and U-shaped cavities are formed in the ends where the tappets make contact with the rolling wheels, wherein the plunger and the control valve elements are arranged in the unit pump bodies. The electronic unit composite pump for light-vehicle diesels has the advantages of being more compact in structure and capable of acquiring higher working speed so as to be matched with the high-speed diesels.

Digital variable hydraulic motor radial piston pump, the motor rotor (15) is shrunk on the hollow composite shaft (8), supported by bearings (19, 27) inside the casing (12), and sealing rings ( 20), sealing ring (26) and lip-shaped sealing ring (25); the ball plunger (5) and the sliding shoe (6) are rolled into one and connected by a ball joint, the axis of the ball plunger (5) and the hollow The axis of the compound shaft (8) is vertical, and the sliding shoe (6) is in contact with the eccentric disc (8c) on the hollow compound shaft (8). When the eccentric disc (8c) rotates with the hollow compound shaft (8), the drive ball The head plunger (5) and the sliding shoe (6) move in the corresponding plunger hole (10c) opened on the pump body (10), and reset under the action of the return spring (4); the digital switch oil suction check valve ( 1) Its axis coincides with the axis of the plunger hole (10c), and the oil discharge check valve (3) is arranged vertically to the electromagnetic switch oil suction check valve (1).