711 results about "Injector nozzle" patented technology

The invention discloses a convolutional neural network vehicle fuel consumption detection method based on ultrasonic sensors, and relates to the technical field of vehicle fuel consumption detection, and the method comprises the steps: 1, installing a plurality of ultrasonic sensor arrays on a vehicle, and monitoring the liquid level change of a fuel tank through the ultrasonic sensors; step 2, performing normalization processing on data acquired by the ultrasonic sensor, and eliminating differences caused by different measuring devices and measuring environments; and step 3, analyzing the preprocessed data through a convolutional neural network model to obtain the vehicle fuel consumption. According to the convolutional neural network vehicle fuel consumption detection method based on the ultrasonic sensor, the ultrasonic sensor is adopted, non-contact measurement is achieved, mechanical abrasion is reduced, key parameters related to fuel consumption, such as the fuel oil liquid level and the distance from a fuel spray nozzle to a combustion chamber can be accurately measured, and the fuel consumption can be accurately detected through accurate measurement of the parameters. And the actual fuel consumption of the diesel engine can be calculated more accurately.

The invention is suitable for the technical field of automobile fuel injection nozzle forging, and particularly relates to an automobile fuel injection nozzle forge piece forging method and equipment. The method comprises the steps that metal flow resistance, metal flow speed, forging vibration data and lateral force are obtained; determining a target flow velocity based on the metal flow resistance, the metal flow velocity and the forging vibration data; determining an axial strain coefficient and a radial strain coefficient based on the metal flow resistance, the metal flow velocity, the forging vibration data and the lateral force; based on the axial strain coefficient and the target flow velocity, generating a sliding block control instruction, and based on the radial strain coefficient, generating an ejector rod control instruction; and according to the sliding block control instruction and the ejector rod control instruction, a forging and pressing device and a hydraulic device are controlled to forge the automobile oil nozzle forge piece. According to the method, the forge piece forming precision, the production efficiency and the intelligence and automation level of the forging process can be remarkably improved.

The invention relates to the technical field of oil nozzles, in particular to an efficient atomization injection system for a direct injection oil injector in a cylinder. According to the technical scheme, an injection execution unit adopts a laser-cladded asymmetric injection hole array, fuel oil is evenly distributed in a combustion chamber through aperture gradient distribution and logarithmic spiral arrangement, and the oil-gas mixing effect is enhanced. The dynamic pressure adjusting unit is integrated with an MEMS film sensor array and a fuzzy neural network controller, a sensor can accurately monitor fuel oil pressure in real time, and the controller is based on a 7-12-3 type BP network and can rapidly and accurately adjust fuel injection pressure according to the working condition of an engine through mass data training. The fuel oil pretreatment unit comprises an ultrasonic cavitation device and a graded heating system, the ultrasonic cavitation device reduces the viscosity of fuel oil, and the graded heating system accurately controls the temperature by means of a PTC heater, a semiconductor laser and a vortex generator. The three units work cooperatively, the fuel oil atomization and combustion efficiency is greatly improved, pollutant emission is reduced, and the engine performance is remarkably improved.

The invention provides a double-curved-surface hole wall rotational flow umbrella oil nozzle for low-carbon fuel and a machining method, and relates to the technical field of gas turbine fuel injection. The nozzle comprises a needle valve, a needle valve seat, a spraying hole and a rotational flow groove; the needle valve and the needle valve seat form a sealing conical surface, the inner wall face of a spraying hole of the curved-surface rotational flow umbrella spraying nozzle is a double curved surface, the double curved surface and the sealing conical surface form a ruled surface, the rotational flow groove is formed in the inner wall face of the spraying hole, and the direction of the rotational flow groove is the generatrix of the ruled surface. The inner wall face of the spraying hole is designed to be the curved face, fuel is better guided to flow in the oil nozzle, the area of a low-pressure area is reduced due to sudden change of the direction in the fuel flowing process, and therefore cavitation is restrained from occurring and developing, and the phenomena that the spraying hole is blocked and mist spraying is unstable due to cavitation are improved; the rotational flow grooves in the curved surface can be achieved through the electric spark machining technology, the machining difficulty is reduced, meanwhile, the turbulent kinetic energy and the radial momentum of fuel can be effectively improved, spray distribution is more uniform, and the atomization quality is improved.

According to the dual-fuel afterburner without the inner duct stabilizer, an oil injection rod and an air injection rod are arranged in a supporting plate with a cavity structure, an oil injection nozzle and an air injection nozzle which are communicated are formed in the wall face of the supporting plate, and cooperative combustion of gas fuel and liquid fuel is achieved. According to the afterburner, a stable ignition source is provided through the characteristic that gas fuel is easy to burn, efficient and stable combustion is achieved in cooperation with fuel injection, and therefore a traditional inner duct stabilizer is omitted, the weight of the afterburner is remarkably reduced, and weight reduction and performance optimization of the afterburner are achieved. Evaporative flame stabilizers distributed in the circumferential direction are arranged in the outer duct area to achieve stable combustion of airflow in the outer duct, and flame stability and cross flame performance are guaranteed in cooperation with the supporting plates of the inner duct and fuel gas sprayed out of the supporting plates.

The utility model discloses an oil nozzle assembly production line which comprises a machining table, a linear carrying mechanism, an oil nozzle feeding vibration disc, a steel ball feeding mechanism, a spring feeding mechanism, a spring detection device, a riveting mechanism and a riveting detection device. The linear carrying mechanism is arranged on the machining table and comprises a lifting base, a feeding straight plate and a servo motor; the lifting base is fixedly installed on the machining table, a servo motor is arranged on the lifting base, and the servo motor drives the feeding straight plate to reciprocate in the length direction; seven stations are arranged on the feeding straight plate at equal intervals, the distance between the seven stations is consistent with the distance between the pneumatic clamping jaws, a discharging sorting mechanism is further arranged at the tail end of the feeding straight plate, and the servo motor drives the seven pneumatic clamping jaws on the feeding straight plate to carry workpieces on the previous station to the next station. The machined and detected workpieces are put into a discharging sorting mechanism; the production line can improve the assembly efficiency and reduce the assembly error rate.

The invention relates to the technical field of textile machinery, in particular to an electronic jacquard cam rotating mechanism stable in operation, which comprises a rack and a cam roller group rotatably arranged on the rack, and a lubricating device for stably lubricating a rotating shaft of the cam roller group is arranged on the rack. According to the lubricating device, the mounting ring in which lubricating oil is stored is mounted on the rotating shaft, the lubricating channel is opened through the switching mechanism, the lubricating oil can be uniformly sprayed to the rotating shaft through the oil spraying nozzle, so that the rotating shaft can be lubricated during rotating, and the rotating shaft can keep stable rotating work all the time; abrasion of the rotating shaft in the long-term rotating working process is reduced, the service life of the rotating shaft is prolonged, and the continuous and accurate weaving capacity of needle lifting is guaranteed.

The invention relates to the technical field of 3MW gear boxes, in particular to an operation control method and system of a 3MW gear box. Comprising the steps that a plurality of monitoring points are generated according to 3MW gearbox equipment parameters, and the monitoring points comprise first-level monitoring points and second-level monitoring points; acquiring monitoring data packets of each primary monitoring point according to a preset monitoring time node, and generating control parameters according to all the monitoring data packets; obtaining feedback data packets of each primary monitoring point and each secondary monitoring point according to the control parameters, and judging whether a maintenance instruction is generated or not according to all the feedback data packets; the temperature of the bearings in the 3MW gearbox is periodically monitored by establishing a plurality of primary monitoring points, and the oil injection control parameters of the oil injection nozzle at the high-speed end downwind bearing and the high-speed end upwind bearing are dynamically adjusted according to temperature data collected in real time, so that the high-temperature fault caused by insufficient lubricating liquid is avoided; the maintenance efficiency of the 3MW gearbox is improved, the oil leakage risk is reduced, and stable operation of the 3MW gearbox is guaranteed.

The utility model is applicable to the technical field of refueling devices, and provides an automatic refueling device for a mine winch steel wire rope, which comprises a containing box and a refueling mechanism, the top of the inner cavity of the containing box is rotatably and transversely provided with two cotton staining rollers, and the front side surface and the rear side surface of the containing box are provided with through holes; the top and the middle of an inner cavity of the containing box are both fixedly connected with oil spraying discs, one oil spraying disc is located above the cotton dipping roller on the upper portion, and the other oil spraying disc is located below the cotton dipping roller on the lower portion. According to the automatic oiling device for the steel wire rope of the mine winch, oil stored in an inner cavity of the containing box can be pumped through the oil pump mechanism, the oil is injected into the two oil spraying discs, the surfaces of the two cotton-stained rollers can be oiled through a plurality of oil spraying nozzles on the surfaces of the two oil spraying discs, and after the steel wire rope passes through the space between the two cotton-stained rollers, the oil spraying nozzles can spray oil on the surfaces of the two cotton-stained rollers. And the surface of the steel wire rope can be comprehensively oiled through the two cotton staining rollers.

The utility model discloses a two-stage spray cyclone integrated with a fuel nozzle. The two-stage spray cyclone comprises an outer ring body, a middle ring body, an inner ring body, a plurality of clockwise guide vanes and a plurality of anticlockwise guide vanes, an annular first-stage rotational flow space is formed between the inner ring body and the middle ring body, an annular second-stage rotational flow space is formed between the middle ring body and the outer ring body, and a middle shaft area is formed in the inner ring body; the clockwise guide vane is mounted in one of the first-stage rotational flow space and the second-stage rotational flow space, and the anticlockwise guide vane is mounted in the other rotational flow space without the clockwise guide vane; a plurality of oil spraying holes are respectively distributed on the inner sides of the outer ring body and the middle ring body, and a plurality of oil spraying holes are distributed on the inner side of the inner ring body and / or an oil spraying nozzle is arranged at the rear part of the middle shaft area. The oil spraying device has the advantages that oil is sprayed in a layered mode from inside to outside and combined with reverse rotational flow, the oil spraying range is remarkably enlarged, atomization of sprayed oil and full and even mixing of the sprayed oil and air are better facilitated, and the energy conversion efficiency of fuel oil can be improved.

The invention discloses an axial magnetic flux motor based on half-cycle oil injection cooling and an oil injection cooling method thereof.The axial magnetic flux motor comprises motor shells, the two motor shells are symmetrically installed, the two stator assemblies are arranged in the two motor shells respectively, the rotor assembly is arranged between the two stator assemblies through an output shaft, and the rotor assembly is arranged between the two stator assemblies through an output shaft. The two stator assemblies are arranged on the two motor shells, the half-cycle oil injection cooling assemblies are arranged on the two motor shells and correspond to the upper half parts of the two stator assemblies, and the confluence oil outlet assemblies are arranged on the two motor shells and correspond to the bottoms of the two stator assemblies. The heat exchange efficiency is far higher than that of indirect cooling, and meanwhile, the two rows of half-cycle arc-shaped oil nozzles ensure that the cooling oil covers all winding coils, shunt cooling and auxiliary casing flow channel structures, the heat dissipation uniformity is improved, and the problem that the heat dissipation effect of the motor is poor is solved.

The invention provides a fuel injector, an injection system, an injection method and an engine. Wherein the fuel injector comprises a needle valve matching part, the needle valve matching part comprises a needle valve body and a needle valve, and the needle valve is arranged in a mounting space provided in the needle valve body; the pilot valve comprises an armature and an electromagnet, and the electromagnet can drive the armature to move; the middle block is arranged between the needle valve matching part and the pilot valve, the pilot valve is installed on one side of the middle block, and the needle valve matching part is installed on the other side of the middle block; wherein the middle block is provided with a first hole matched with the armature and a second hole matched with the end portion of the needle valve, and the end portion of the armature and the end portion of the needle valve are in fluid communication through a control cavity. And the oil nozzle is arranged at the other end part of the other end of the needle valve and corresponds to the needle valve body.

The invention discloses conveying equipment for a brake caliper shell heat treatment production line, and relates to the field of conveying equipment.The conveying equipment comprises a base, two side frames are fixedly connected to the upper end of the base, sliding grooves are formed in the right sides of the two side frames, and sliding bases are slidably arranged in the two sliding grooves; and rotating shafts are mounted between the two groups of sliding seats and on the left sides of the two groups of side frames through bearings. Through the arrangement of the shifting rod, when the device needs to be filled with oil, the oil spray nozzles can be opened at intervals through the shifting rod, and the piston block can be triggered to downwards extrude lubricating oil through the elastic assembly and the transmission assembly, so that the lubricating oil can be sprayed in gaps of parts such as a roller, a sleeve and a pin shaft of an aligned chain through the oil spray nozzles; automatic opening and closing can be achieved through the lifting mechanism, operation is easy and convenient, and in addition, due to the fact that interval type oil injection is matched with gap injection of the roller, the sleeve, the pin shaft and other parts aligned with the oil injection nozzle, waste of lubricating oil can be reduced.

The invention discloses an engine fuel injection control method and device, a computer readable storage medium and a vehicle. The method comprises the steps that in the fuel injection process of a fuel injection nozzle, the actual seating time of a fuel injection nozzle needle valve is determined, and the actual seating time is the stable contact time between the fuel injection nozzle needle valve and a valve seat; the oil injection quantity deviation is determined based on the ideal oil injection cut-off moment and the actual seating moment of the oil injection nozzle; and in the next oil injection process of the oil injection nozzle, the oil injection nozzle is controlled based on the oil injection quantity deviation. According to the control method, the oil injection quantity can be accurately controlled, and the effect of overall emission reduction is achieved.

The present invention discloses a humidifying, water spraying, oil spraying and anti-collision structure of a flax wet spinning spinning machine, comprising two slide rails symmetrically arranged front and back, a sliding mechanism arranged between the two slide rails, a crossbeam fixed on the sliding mechanism, hinged frames fixed at both ends of the crossbeam, a vertical rod hinged on each hinged frame, a trigger block fixed at the upper end of the vertical rod, and micro switches fixed on the crossbeams on both sides of the trigger block; first protective plates are fixed on the left and right sides of the lower part of each vertical rod, a humidifying nozzle is installed between the two first protective plates on each vertical rod, second protective plates are fixed on the left and right sides of the lower end of each vertical rod, a water spray nozzle and an oil spray nozzle are installed between the two second protective plates on each vertical rod; the present invention can realize automatic humidification of the leather ring roller, and can bring convenience to the cleaning of the yarn guide, and can also bring convenience to the lubrication of the steel collar, in addition, the vertical rod inside it has the function of anti-collision protection.

The utility model relates to the technical field of building construction hoisting, and discloses a tower crane steel wire rope refueling device which comprises a refueling device shell, the refueling device shell comprises an upper shell and a lower shell, an oil outlet is fixedly formed in the center of the bottom of the lower shell, a grating is arranged in the lower shell, and the upper shell and the lower shell are connected through a connecting rod. The upper shell and the lower shell are fixedly connected through bolts and lock catches. According to the tower crane steel wire rope oiling device, in order to better spray lubricating oil to a steel wire rope and recycle the lubricating oil, an oil outlet, a grating, an oil baffle block, the steel wire rope, an oil storage tank, an oil filling port, an oil recovery port, an oil discharge port, an oil level observation port, an oil pump, a heater, a high-pressure oil pipe connector, a first high-pressure oil pipe, a second high-pressure oil pipe, a first oil spray nozzle and a second oil spray nozzle are matched; and an oil accumulating device, a matching oil pipe, a filter, an oil collecting barrel and a recycling oil pipe are arranged, so that cyclic utilization is realized.

The utility model relates to an automatic oil injection device for pressing and heating a stator and rotor iron core for a new energy automobile, which comprises a rack, a first lifting cylinder is fixedly mounted on the outer wall of the rack, and an oil injection cover is mounted at the output end of the top of the first lifting cylinder. A supporting plate fixedly connected with the output end of the first lifting air cylinder is fixedly arranged on the outer wall of the oil injection cover, a sliding rail is fixedly installed on the inner wall of the oil injection cover, a second lifting air cylinder is further fixedly installed on the inner wall of one side of the oil injection cover, and a base is fixedly installed at the output end of the bottom of the second lifting air cylinder; the base is connected with the sliding rail in a sliding mode. According to the automatic oil spraying device for pressing and heating the stator and rotor iron cores for the new energy automobile, the oil spraying nozzle is driven to move up and down and rotate, the oil spraying coverage range is enlarged, oil spraying is more comprehensive, meanwhile, the collecting pipe moves up and down along with the oil spraying nozzle, the collecting effect is good, leakage is prevented, and the oil spraying efficiency is improved.

The invention relates to the field of automobile engine oil nozzles, in particular to an oil nozzle structure with a blockage switching function, which comprises an oil nozzle main body and an oil return assembly, and the oil return assembly is communicated with the top end of the oil nozzle main body; an inner cavity of the oil nozzle body is provided with a plurality of oil channels, one ends of the oil channels are communicated with a main channel, and the main channel is located in the center of the inner cavity of the oil nozzle body. By arranging the multiple sets of oil ducts, the pressure sensor, the high-pressure controller and the high-pressure input switch, the pressure sensor is used for detecting the pressure difference of the oil ducts to judge the blocking condition, then the high-pressure controller controls the high-pressure input switch to close the blocked oil ducts and open the normal oil ducts, and the opening and closing plate is driven through pressure linkage to switch oil ways; the problems that in the prior art, when an oil duct of an oil nozzle is blocked, oil injection is prone to being interrupted, shutdown disassembly and cleaning are needed, operation is tedious, maintenance cost is high, an automatic detection and switching mechanism is lacked, and complex working conditions are difficult to adapt are solved.

The invention discloses a method for machining a deep-hole double-angle small-conical-surface inner cavity of an oil nozzle and the oil nozzle, and the method comprises the following steps that S1, a center drill is used for centering before drilling so as to machine a center hole; s2, a guide drill is used for conducting deep hole guide machining on the center hole so that a first deep hole can be machined; s3, a deep hole drill is used for conducting chambering machining on the first deep hole so that a second deep hole can be machined; s4, forming machining of a taper molded surface is conducted on the second deep hole through a forming drill so that the double-angle small-conical-surface inner cavity deep hole can be machined; when the double-angle small-conical-surface inner cavity deep hole is machined, a forming drill with the drill point angle from large to small is adopted for machining step by step. The method is adopted for deep hole machining of the oil nozzle, machining defects such as inner wall burrs are effectively removed, the machining quality is improved, electric spark machining is replaced with a guide drill, a deep hole drill and the like, the machining time is saved, the production efficiency is improved, and the machining cost is reduced.

The invention relates to the technical field of oil nozzle detection, and discloses an oil nozzle hole angle detection method based on machine vision and a related device. The method comprises the following steps that image recognition and positioning are conducted on a standard sample piece, a datum line is obtained, and the datum line is a left-right bisector penetrating through the standard sample piece; performing image recognition on the to-be-detected oil nozzle to obtain the center of the oil nozzle and the center of the specific hole area of the oil nozzle, and connecting to obtain an oil nozzle hole angle line; and calculating an included angle between the oil nozzle hole angle line and the reference line, judging whether the included angle is within a preset qualified range, and if so, determining that the oil nozzle is qualified. Through the automatic detection technology, the efficiency, reliability and consistency of oil injection hole angle detection are improved, it is ensured that all products meet the strict quality standard, and therefore the defects of a traditional detection method are effectively avoided.

The tilting-pad thrust bearing with the efficient cooling function comprises a tilting-pad thrust bearing body and thrust pads fixedly arranged in the tilting-pad thrust bearing body, an oil nozzle assembly is fixedly arranged between every two adjacent thrust pads, each oil nozzle assembly comprises an oil nozzle seat body, an oil inlet is formed in the bottom of each oil nozzle seat body, and an oil outlet is formed in the bottom of each oil nozzle seat body. An oil inlet channel is formed in the tilting-pad thrust bearing body, the upper end of the oil inlet is communicated with the oil inlet channel, and the lower end of the oil inlet is communicated with a lubricating oil inlet formed in the tilting-pad thrust bearing body; a plurality of through oil injection holes are uniformly formed in the oil injection nozzle seat body, the lower ends of the oil injection holes are communicated with the oil inlet channel, and the upper ends of the oil injection holes are fixedly connected with nozzles; an oil drainage groove is formed in the upper end of the oil nozzle seat body, an oil baffle is fixedly arranged at the upper end of the oil nozzle seat body, the oil baffle is located between the nozzle and the oil drainage groove, and the oil drainage groove is communicated with a lubricating oil outlet formed in the tilting-pad thrust bearing body. Cold oil and hot oil can be effectively separated, the working temperature of the surfaces of the pads is reduced, and the problem that the temperature of the bearing is too high at a high speed and under high load is solved.

The utility model discloses an ejector fixing device which comprises a sleeve, a pressing plate, a pressing plate fastener and a sleeve fastener. The sleeve comprises a concave bottom cover and a supporting part. A through hole is formed in the center of the inner side of the concave bottom cover and used for penetrating and fixing an ejector nozzle and centering. A rubber gasket is arranged between the through hole and the ejector nozzle; the outer side of the concave bottom cover is buckled in an opening of the bomb containing parent body, the supporting part connected with the concave bottom cover is connected with the bomb containing parent body through a sleeve fastener, so that the sleeve is fixed on the bomb containing parent body, and a rubber gasket is padded between the supporting part and the bomb containing parent body; and the pressing plate is clamped on the ejector and is connected with the sleeve through the pressing plate fastener, so that the ejector is fixed on the x axis and the y axis. According to the ejector fixing device, the ejector is fixed to the testing device, the fixing effect of the ejector is good, and the good damping effect is achieved through the arrangement of the rubber gasket and the rubber gasket.

The invention belongs to the technical field of aviation detection, and provides a device and method for testing the opening pressure of an ejector nozzle, and the device comprises a case, an oxygen bottle, an oxygen switch, a pressure reducer, a four-way connector, a precision pressure gauge, a pressure release valve, a nozzle detection tool, a flowmeter, an exhaust valve, and a high-pressure hose. The oxygen bottle is externally arranged, is filled with high-pressure oxygen in advance and is used for simulating a high-pressure oxygen source on the machine; the interior of the case is used for accommodating all other parts, and all the parts are connected through high-pressure hoses; the upper panel of the case is provided with an air inlet nozzle, and the right case is provided with an air outlet nozzle and an exhaust nozzle. Wherein the inflating nozzle is used for introducing high-pressure oxygen from an oxygen bottle, and the air outlet nozzle is used for introducing the high-pressure oxygen to the front end of a valve of the ejector nozzle to be tested until the ejector nozzle is pushed open, so that an on-board oxygen system is replaced to carry out an ejector nozzle opening pressure test. According to the invention, whether the opening pressure of the ejector nozzle on the machine meets the use requirement can be conveniently and rapidly detected under the ground condition.

The invention discloses automatic mounting equipment for an oil nozzle. The automatic mounting equipment comprises a feeding mechanism, a transfer mechanism and a locking mechanism, the feeding mechanism comprises a sorting module, a bolt feeding module and two oil nozzle feeding modules, the two oil nozzle feeding modules are arranged on the two sides of the bolt feeding module respectively, and the sorting module is arranged above the bolt feeding module and the oil nozzle feeding modules; the transfer mechanism comprises a transfer clamp and a transfer module, and the sorting module loads the bolts and the oil nozzles onto the transfer clamp; the locking mechanism comprises a positioning device and a tightening module. The bolt feeding module sends out bolts one by one, the sorting module sends the bolts, the single-pipe oil nozzles and the double-pipe oil nozzles to the transfer clamp, the transfer clamp sends the bolts, the single-pipe oil nozzles and the double-pipe oil nozzles to be close to a cylinder body, the transfer mechanism installs the single-pipe oil nozzles and the double-pipe oil nozzles on the transfer clamp to the cylinder body of the positioning device, and then the bolts are tightened through the tightening module. Automatic installation of the oil nozzle is achieved, installation quality is guaranteed, and meanwhile production efficiency is improved.

The invention discloses a position detection system and method of a jet structure and an engine. The position detection system comprises an image acquisition assembly and a prism assembly. Wherein the image acquisition assembly is located in the spraying direction of the spraying structure and is fixed; and the prism assembly is fixed in the mounting cavity, is arranged corresponding to the spraying section of the spraying structure, and is at least used for projecting the spraying section onto the image acquisition surface of the image acquisition assembly. According to the invention, the prism assembly can be utilized to refract an image on the side surface of the jet structure to the horizontal direction, and then the image acquisition assembly is utilized to shoot so as to obtain two two-dimensional projection images in the vertical direction at the same time; and the angle deviation and the translation amount of the part are calculated through image analysis, and the three-dimensional space coordinates of the point to be measured are finally synthesized based on the reference coordinates, so that the injection point position of the oil nozzle is obtained outside the mounting cavity by using a camera and a controller.

The utility model discloses a gear box oil nozzle dimension measuring tool, which comprises a workbench, a distance adjusting assembly, a height adjusting assembly, a positioning assembly and a measuring assembly, the height adjusting assembly is arranged on the surface of the workbench through the distance adjusting assembly, the height adjusting assembly comprises a lifting platform, the measuring assembly is arranged on the lifting platform, and the positioning assembly is arranged on the lifting platform. The oil nozzle is arranged in the measuring range of the measuring assembly through the positioning assembly. The position of the second sliding seat on the transverse measuring pipe is adjusted, so that the oil dripping pipe is located vertically above the oil nozzle, the fixing ring is clamped to the oil nozzle along with descending of the lifting table, oil in the oil dripping pipe can drip into the oil nozzle, and on one hand, the height of the oil nozzle is measured through the position of the lifting table on the scale column; and on the other hand, oil dripped from the oil dripping pipe can enter the oil nozzle to measure whether blockage exists or not, the overall structure is simple, use is convenient, convenience in measurement is improved, and subsequent packaging and use of the oil nozzle are facilitated.

The utility model relates to ball oiling technology field, concretely is a kind of ball oiling device, including conveying structure and oiling structure, wherein, conveying structure includes conveying cover, conveying part and stop piece;Conveying cover is obliquely set up upwards, conveying cover bottom is equipped with inlet and oil outlet, oil outlet is located at the bottom of inlet, and the top of conveying cover is provided with discharge port;Conveying part is located in conveying cover, for conveying ball;Stop piece is located at the both sides of conveying part, for preventing oil liquid to flow out and ball to slide out conveying part, so that ball is immersed in oil liquid;Oiling structure includes oil injection groove and oil injection nozzle, oil injection groove is connected at inlet, and oil injection nozzle is located at the top of oil injection groove, and is communicated with external oil supply equipment and is set. Make ball in oblique conveying process, the cooperation of conveying part and stop piece makes ball limit on conveying part, and make injected oil liquid not flow out, so that ball is completely immersed in oil liquid, realizes comprehensive uniform oiling.

A multi-fuel double-feeding-channel combustion furnace relates to the new technical field of outdoor and kitchen oil gas furnaces and comprises a furnace end body and an inner barrel structure in sealed connection with the interior of the furnace end body, the inner barrel is of a barrel structure with the upper end open and the lower end closed, and the lower portion of the inner barrel is connected with an oil pipeline in a bypass mode and provided with a flow adjusting valve to achieve accurate oil supply control. The upper end of the inner cylinder is in sealed connection with an oil nozzle with a protruding structure, and the protruding part is inserted into an air spraying hole of the air nozzle above. Air is supplied to a cavity formed between the air nozzle and the oil nozzle through an independent air pipeline, so that oil and gas burning can be carried out independently and can also cooperate with each other. According to the structure, the preheating-free function of the oil furnace and the preheating-free function of the low-flash-point fuel are achieved, multiple purposes of one furnace are achieved, and optimization is achieved in the aspects of combustion efficiency improvement and use convenience.

The invention relates to the technical field of paper machine control devices, in particular to a paper machine control device with a load fluctuation suppression function and a control method thereof.The paper machine control device comprises a transmission assembly, a low-pass filter and a lubricating assembly, one side of the lubricating assembly is fixedly connected with an oil conveying assembly, the front end of the lubricating assembly is fixedly connected with a filtering assembly, and the lubricating assembly comprises a base; the top end of the base is fixedly connected with a lubricating box, one side of the lubricating box is fixedly connected with an oil collecting box, an oil collecting groove is formed in the inner side of the lubricating box, the inner side of the lubricating box is fixedly connected with an oil spraying nozzle, and the inner side of the oil collecting groove is fixedly connected with a bearing body and an annular plate; according to the device, continuous lubrication of the bearing is achieved, the service life is prolonged, abrasion and vibration are reduced, equipment stability and production efficiency are improved, maintenance cost is reduced, meanwhile, a transmission system is stabilized, fluctuation influences are reduced, and paper quality and equipment operation efficiency are improved.

The invention provides a secondary vaporization type furnace end which comprises a vaporization assembly, and the vaporization assembly comprises a first oil pipe, an oil pipe connector, a throttling valve, a secondary vaporization heating pipe, a secondary vaporization chamber, a second oil pipe, an oil nozzle connector and a vaporization oil nozzle. And the oil pipe joint is mounted at one end of the first oil pipe. Fuel oil in the first oil pipe is vaporized through the primary vaporization heating pipe, the primarily vaporized fuel oil flows into the second oil pipe, the fuel oil in the second oil pipe is secondarily vaporized through the secondary vaporization heating pipe, and due to the fact that the secondary vaporization heating pipe is bent into a continuous S shape, the heating area of the second oil pipe can be increased; fuel crude oil in the second oil pipe is fully vaporized, and the combustion efficiency of fuel oil is improved; by rotating the throttling valve, the sectional area of an inner channel of the throttling valve can be changed, then the flow of fuel crude oil is adjusted, and when the flow of the fuel crude oil is increased, the combustion firepower is increased, and rapid and accurate adjustment of the combustion firepower is achieved.