406 results about "Fuel filter" patented technology

The invention relates to the technical field of production of rotary installation filters, in particular to an intelligent control method for a production process of a rotary installation oil fuel filter, which comprises the following steps of: data acquisition: collecting a large amount of data during operation of an intelligent production line, including sensor readings, actuator states and control signals for establishing a system model and performing subsequent fault diagnosis; the advanced sensing technology and the PID control algorithm technology are introduced, fine management and collaborative optimization of a production line are achieved through a self-adaptive control algorithm, real-time monitoring of key parameters in the production process is achieved, machining parameters are automatically adjusted and corrected through the PID control algorithm, precision control over all key machining procedures is guaranteed, and the production efficiency is improved. The production process is controlled according to the real-time production state and parameter analysis, integrated production is achieved, the purposes of optimizing the production process, improving the product quality and improving the production efficiency are achieved, and meanwhile the functions of equipment fault detection and preventive maintenance are achieved.

The invention discloses a variable speed brushless motor methanol pump, comprising a methanol pump and a brushless motor, wherein the brushless motor is integrated in the methanol pump and drives the methanol pump to work, the control board of the brushless motor is integrated in the methanol pump to control the brushless motor to work, and the output end of the brushless motor drives the rotating parts of the methanol pump to work; an oil outlet connector, an oil inlet connector and a connector are provided on the methanol pump, the connector is electrically connected to the control board of the brushless motor, the control board is connected to the engine crankshaft signal, and the engine crankshaft signal is converted to control the rotation of the brushless motor; or the control board is connected to the ECU using a CAN communication method to send a signal, and the ECU uses a CAN communication method to send a signal to control the rotation of the brushless motor. The invention can make the oil delivery pump change the output flow and pressure, and maintain a relatively high pressure of 12 bar to weaken the pipeline-level fuel filter resistance, which can meet the requirements of the injection pump with large flow.

The utility model belongs to the technical field of filters, and relates to a top-mounted fuel filter, which comprises a shell, an oil inlet, an oil outlet and an exhaust oil return hole arranged at the bottom of an inner cavity of the shell; the exhaust pipe is in threaded connection with the exhaust oil return hole and extends upwards in the axial direction of the shell; the filter element assembly is installed in the shell, the exhaust pipe extends to an upper end cover of the filter element assembly along an inner hole of the filter element assembly, and the outer circumferential surface of the upper end of the exhaust pipe is in sealing fit with the inner wall of the inner hole of the upper end cover; the upper cover is in threaded connection with the shell, and the upper cover is in sealing fit with the shell; the filter element assembly further comprises an upper end cover protective cap and a felt ring, and a main exhaust hole is formed in the center of the upper end cover. The filter not only can effectively solve the gas collection phenomenon and enable an engine to operate more stably, but also can reduce the cost of replacing the filter element during maintenance as the exhaust pipe is designed and mounted on the shell.

The present invention relates to a fuel filter. The fuel filter comprises a cup-shaped shell with an open end, a cover body, a mounting bracket and a functional device, wherein the cover body closes the shell; the mounting bracket is fixed to the side of the cover body away from the shell; the functional device is fixed to the side of the cover body away from the shell by the mounting bracket; the cover body comprises a structural plate, and a pleated structure for enhancing the elasticity of the structural plate is formed in the area surrounded by the mounting bracket on the structural plate, and the functional device is supported on the pleated structure. In the above-mentioned fuel filter, if the height of the functional device is greater than its assembly height on the mounting bracket, then when assembling the functional device, due to the elasticity of the pleated structure, the functional device presses the pleated structure toward the shell, and then the functional device is installed on the mounting bracket. Therefore, the pleated structure on the structural plate can avoid the problem that the functional device is difficult to assemble, thereby avoiding affecting the operation of the fuel filter.

The utility model discloses a fuel filter capable of reducing replacement frequency, which belongs to the field of fuel filters and comprises an outer shell and a top cover, a lower convex ring is arranged below the outer side of the outer shell, the top of the outer shell is open, the top cover is arranged above the outer shell, an oil inlet pipe is arranged at the top of the top cover, an oil outlet pipe is arranged on one side of the outer shell, and an oil outlet pipe is arranged on the other side of the outer shell. A sealing plug is arranged on the lower surface of the top cover, the sealing plug seals the opening in the top of the outer shell, the surface of the sealing plug is sleeved with a sealing ring, extending tables are symmetrically arranged on the two sides of the top cover, sliding rods are vertically arranged below the extending tables, and the bottoms of the sliding rods penetrate through the lower protruding ring. When replacement is needed, the shell can be opened, the internal paper core can be independently replaced, so that the overall replacement frequency of the filter is reduced, the maintenance cost of a whole fuel system is reduced, meanwhile, sealing can be achieved through mutual extrusion during installation, and real-time limiting during mutual extrusion of the shell and the top cover is kept.

The utility model discloses a fuel filter with high filtering performance, which comprises a shell, one end of the shell is provided with a base, the other end of the shell is provided with a cover body, the cover body is provided with a connecting groove, the shell is arranged in the connecting groove in a clamping manner, a first gear is rotatably arranged in the cover plate, and a second gear is rotatably arranged in the cover plate. The first gear is provided with a plurality of groove bodies, each groove body is provided with a limiting rod in a sliding mode, each limiting rod is provided with a clamping rod, the cover body is provided with a supporting plate, at least part of each clamping rod is arranged on the corresponding limiting plate in a sliding mode, the cover body is provided with a pin hole, the shell is provided with a round hole, and the pin hole is provided with a through hole. When the first gear is rotated, the clamping rod can be driven to sequentially penetrate through the pin hole and the round hole, and at least part of the clamping rod extends to the outer part of the cover body, so that the cover body is fixed on the shell, the cover body and the shell of the device are convenient to disassemble, and the filter element assembly is convenient to disassemble, replace and clean.

To suppress vapor lock even when vapor is generated in a fuel supply device caused by the evaporation of fuel.SOLUTION: A fuel supply device (50) comprises a fuel pump (51) delivering fuel from a fuel tank to a fuel passage, a fuel filter (54) located on the downstream side of the fuel passage further than the fuel pump, a branch joint (61) located on the downstream side of the fuel passage further than the fuel filter, and a fuel injection valve (62) injecting the fuel from the downstream end of the fuel passage to an intake passage. In the branch joint, a pair of branch pipes are provided. To one branch pipe, a return pipe (73) is connected for returning the fuel to the fuel pump, and to the other branch pipe, a feed pipe (74) is connected for guiding the fuel to the fuel injection valve. One branch pipe is located at a position higher than the position of the other branch pipe.SELECTED DRAWING: Figure 4

The invention belongs to the technical field of filter assembly detection, and particularly relates to fuel filter sealing performance detection equipment, which comprises a test water tank, a test frame assembly, an air pressure test assembly and a driving assembly, and is characterized in that the test frame assembly comprises a test frame body, a lifting material frame, a feeding frame, a discharging frame and a cleaning mechanism; the air pressure testing assembly comprises a lifting base, a sliding block and a connecting part. The driving assembly comprises a pressing mechanism and a lifting mechanism. Therefore, the device integrates an automatic feeding and discharging system, can seamlessly connect the loading and unloading processes of the filter, does not need manual intervention, greatly improves the efficiency and productivity of detection work, has the core functions of automatically and accurately connecting an oil inlet and an oil outlet of the filter and immediately executing sealing performance detection, does not need manual operation in the whole process, and is convenient to operate. Therefore, the labor intensity is obviously reduced, the detection efficiency is greatly improved, and the accuracy and reliability of the test result are greatly improved by reducing the intervention of human factors in the detection process.

A fuel filtering system comprising a fuel filter having an input, an output and a washing path. The fuel filter may be cylindrical in shape. The system further comprising a bypass valve having an input from the washing path, and a drain, wherein when the cylindrical fuel filter has a pressure drop from the input to the output, the bypass valve opens to permit cleaning of the filter by allowing fuel to flow from the washing path to the drain. The bypass valve comprises a spool, a valve seat and a spring that has a spring rate (Sk). The output is may be provide through an input to the bypass valve, behind the spool.

The invention relates to the technical field of fuel filter air tightness detection, and discloses a fuel filter air tightness detection feeding device which comprises an operation table, a feeding structure is installed on the upper surface of the operation table, a conveying structure is installed on one side of the operation table, and the feeding structure comprises an overturning assembly and a placing assembly. Through cooperative use of the conveying structure, the overturning assembly and the placement assembly, the fuel filter can be conveyed to the airtightness detection structure, so that the airtightness detection structure detects the fuel filter, through cooperative use of the conveying structure, the overturning assembly and the placement assembly, the effect of automatic feeding is achieved, the detection efficiency is improved, and the detection efficiency is improved. And good practicability is achieved.

The application discloses a kind of high-pressure fuel filter prediction model construction method and flow prediction method, including two prediction models, method specifically includes: using computational fluid dynamics method carries out fluid dynamics simulation calculation to high-pressure fuel filter, constructs working condition sample data set;The size of filter hole, quantity, filter working pressure, fuel viscosity and filter pressure drop are used as input variable, and filter flow is used as output variable, two new high-pressure filter general nonlinear flow prediction models are established using artificial neural network and regression prediction method respectively, the flow characteristics of different models of filter in working interval can be accurately predicted using the neural network prediction method proposed in the application at any working condition point, and the error is low;The flow of different models of filter under different conditions can be quickly and accurately obtained, the accuracy meets the engineering needs, while greatly shortening the experimental time and calculation time, saving design cost.

The present invention discloses a highly integrated intelligent fuel filter, belonging to the technical field of automotive fuel filtration systems. The fuel filter of the present invention is equipped with an intelligent drainage system, an intelligent oil pumping system, and an intelligent heating system to achieve automatic drainage, exhaust, and heating. A drainage controller is provided to automatically control the intelligent drainage system, the intelligent oil pumping system, and the intelligent heating system, thereby improving the automation level of the fuel filter and, in turn, enhancing the end-customer experience. The intelligent oil pumping system of the present invention can also assist in oil delivery and the intelligent heating module can also assist in fuel heating during engine startup. The intelligent oil pumping system and intelligent heating system of the present invention can also alleviate the problem of difficult engine starting in extreme environments.

The present invention discloses an integrated multifunctional fuel filter, which comprises a cylinder, a filter element which divides the cylinder into a lower crude oil side and a lower clean side, a mounting cover which is arranged on the upper end of the cylinder, a partition plate which divides the inner side of the mounting cover into an upper crude oil side and an upper clean side, and an exhaust valve which is arranged in the upper crude oil side and is used for controlling the on-off of the upper crude oil side and the upper clean side. The exhaust valve can automatically complete the exhaust of the upper crude oil side, effectively improve the combustion efficiency of the engine, and has a certain auxiliary effect on the emission.

Filtering device (1), in particular fuel filter or lubrication filter, - with a filter housing (2), - with a ring filter insert (3) arranged in the filter housing (2) and comprising a filter medium (4), - with a water separator (6) arranged in the filter housing (2), preferably below the ring filter insert (3), which has a through-opening (7) through which a mounting sleeve (5) arranged in the filter housing (2) passes, - wherein the water separator (6) has a hydrophobic membrane (13) that is permeable to fuels and lubricants and separates a raw side (14) of the water separator (6) from a clean side (15), - wherein the water separator (6) comprises a bypass device (16) which provides a fluid connection between the raw side (14) and the clean side (15) by bypassing the membrane (13), characterized in that - the water separator (6) is designed in a pot-like shape and comprises a pot base (10) from which a pot collar (11) projects radially outwards, on which the membrane (13) of the water separator (6) is arranged, - the pot base (10) is ring-shaped and surrounds the through-opening (7) through which the fastening sleeve (5) extends, - the pot base (10) for sealing the raw side (14) against the clean side (15) comprises a sealing device (17) enclosing the through-opening (7) and supported on the mounting stud (5), - the bypass device (16) is part of the sealing device (17).

The utility model discloses a novel base structure of an aluminum cover plate of a fuel filter, and relates to the technical field of fuel filters. The cover plate comprises a cover plate body, an oil inlet pipe and a sealing assembly, the oil inlet pipe is fixed to the center of the top end of the cover plate body, a plurality of outer sealing grooves are formed in the upper portion of the peripheral side of the oil inlet pipe, a plurality of inner sealing grooves are formed in the upper portion of the inner wall of the oil inlet pipe, and sealing rings are fixed in the outer sealing grooves and the inner sealing grooves. A sealing assembly is fixed to the inner top of the cover plate body. By arranging the cover plate main body, the oil inlet pipe and the sealing assembly, the problems that the aluminum cover plate base structure of the fuel filter needs to be matched with an additional sealing structure for installing a connector of an oil conveying pipeline, installation is not convenient enough, and the aluminum cover plate base structure can be loosened due to vibration along with work are solved; the aluminum cover plate base structure has the advantages that the aluminum cover plate base structure of the fuel filter is provided with a connector of an oil conveying pipeline, sealing is more convenient, and the aluminum cover plate base structure cannot loosen due to vibration.

The invention relates to the technical field of fuel filters, in particular to a fuel filter sealing structure which comprises a filtering mounting cover, a precipitation cup is mounted on the filtering mounting cover, a filtering mechanism is mounted on the filtering mounting cover on the inner side of the precipitation cup, and the filtering mechanism is used for filtering impurities in fuel; and a limiting mechanism is mounted on the precipitation cup, is used for sealing the joint of the precipitation cup and the filtering mounting cover and is also used for positioning the mounting position of the filtering mechanism on the filtering mounting cover. The fuel oil filter effectively solves the problems that due to vibration of a vehicle, the structure of an existing fuel oil filter is loosened, sealing failure is caused, and the filtering efficiency is reduced.

The present invention provides a multi-layer high-efficiency filter, which relates to the technical field of fuel filters. The multi-layer high-efficiency filter comprises a shell, the top of which is threadedly connected to an upper cover assembly, the bottom of which is fixedly connected to a first filter element, a second filter element and a third filter element, and arranged in sequence from the outside to the inside; a partition is fixedly connected to the inner wall of the shell, the bottom of the shell is fixedly connected to a motor, and a cross plate is fixedly connected to the output shaft of the motor. By arranging a motor, a cross plate, a support rod, a turntable, a vertical plate, a first telescopic rod, a card plate, a second spring, a card hole, a card block, a scraper, a storage chamber, an inlet, a baffle, a filter hole, a second telescopic rod, a top plate, a connecting seat, a roller and a third spring, it is convenient to scrape impurities attached to the first filter element, the second filter element and the third filter element, and the scraped impurities are stored in the storage chamber to avoid secondary blockage caused by impurities, thereby ensuring the normal flow of fuel.

1. Name of the designed product: mounting bracket (for mine wide-body dump truck). 2. Use of the designed product: used for assembling primary and secondary fuel filters and fuel electrically controlled reversing valve. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: perspective view 1.

The utility model relates to a fuel filter, which belongs to the technical field of fuel filtration and comprises a filter tank, a filter cooling mechanism is arranged in the filter tank and comprises a feed pipe fixedly mounted at the top of the filter tank, and a flow guide seat is fixedly mounted at the bottom of the filter tank. And a fixed plate is fixedly mounted in the filter box. According to the fuel oil filtering machine, fuel oil is fed into the filtering box through the feeding pipe, then the fuel oil is preliminarily filtered through the filtering plate, the fuel oil is extracted through the liquid extraction pump, and the fuel oil is fed into the left side of the partition plate through the circulating pipe, so that the fuel oil is fed into the filtering and permeating layer through the circulating pipe, and the fuel oil is filtered and purified again through the filtering and permeating layer; and finally, the fuel oil can be fed into the cooling pipe, the fuel oil in the cooling pipe can be rapidly cooled through cooling liquid in the cooling box, after the fuel oil is filtered and cooled, the filtering box can be opened, garbage impurities in the filtering box can be taken out, and recycling is convenient.

The utility model discloses a protective fuel filter, which relates to the technical field of fuel filters, and comprises a filter, the outer wall of the filter is sleeved with a clamp piece, one end of the clamp piece is provided with a first screw in a penetrating manner, and the outer walls of the two ends, penetrating through the clamp piece, of the first screw are in threaded connection with first nuts. The filter is installed on a vehicle through matched use of the clamp piece, the back-mounted piece, the first screw rod and the first nut, and the clamp piece is modified, so that the clamp piece can be assembled by matching the second screw rod and the second nut with the through cavities in the two inner receiving pieces; by means of the structure, the aluminum outer cover at one end of the inner receiving piece can achieve the sleeving protection effect on the outer wall, except for the position of the clamping piece, of the filter, the problem that the filter is scratched and broken due to the fact that outside sundries are splashed in the vehicle running process is solved, the protection effect is effectively achieved, and the filter is convenient and fast to install and capable of being repeatedly used.

The utility model discloses an all-plastic visible fuel filter, and mainly relates to the field of filters. Comprising a seat body and a shell which are of a full-plastic assembly, one end of the shell is of a closed structure and forms a precipitation cavity, the other end of the shell is fixedly matched with the seat body, the shell is a full-transparent assembly, a filter material is arranged in the shell, a mounting table used for fixing a filter is arranged on the seat body, and the filter is arranged on the mounting table. A mounting hole position penetrating through the mounting table is formed in the mounting table, a metal supporting piece corresponding to the mounting hole position is inserted into the mounting hole position, first weight reduction grooves are formed in the two sides of the mounting table, a second weight reduction groove is formed in the bottom face of the mounting table, and the first weight reduction grooves and the second weight reduction groove are arranged in a staggered mode in the horizontal direction. The beneficial effects of the utility model are that: it is clear at a glance to the inside filter material condition, the ponding condition and the impurity condition, realizes the characteristics of visualization, difficult corrosion, light weight.

The utility model discloses a forklift fuel oil system suitable for a severe cold environment, which comprises a power component, and the power component generates heat during operation; the heating assembly is arranged in the power assembly, and the power assembly and the heating assembly form a circulating water path; the fuel oil filtering assembly is arranged in the power assembly, the heating assembly is arranged on the periphery of the fuel oil filtering assembly, and water flow for cooling the power assembly enters the heating assembly through the water path so as to form a temperature rising area on the periphery of the fuel oil filtering assembly. According to the utility model, the power assembly capable of actively generating heat and the heating assembly form the circulating water path, and the circulating water path can transfer waste heat generated by the power assembly to the fuel oil filtering assembly, so that the temperature of the working environment is improved; therefore, the filtering effect of the fuel filter in a severe cold environment can be improved under the condition of no extra fuel loss, and the output power efficiency of fuel is improved.

The utility model relates to a sealing rubber sleeve assembling device of a fuel filter, which comprises a machine frame, a positioning seat is arranged on the machine frame, and a positioning groove matched with the outer contour of the fuel filter is arranged on the upper end face of the positioning seat. Three material pushing assemblies are arranged on the machine frame and correspond to an oil inlet pipe, an oil outlet pipe and an oil return pipe of the fuel filter respectively, each material pushing assembly comprises a material pushing block and a material pushing electric cylinder, the material pushing block is provided with a material containing groove which is matched with a sealing rubber sleeve and can be used for containing the sealing rubber sleeve, and the material containing grooves penetrate through the material pushing block in the direction close to the positioning base. The material pushing electric cylinder is arranged on the rack, and an output shaft of the material pushing electric cylinder faces the positioning base and is fixedly connected with the material pushing block. According to the sealing rubber sleeve assembling device of the fuel filter, assembling operation of a sealing rubber sleeve is completed through the material pushing assembly, manpower is saved, and efficiency is improved.

The invention provides a fuel filter and a vehicle, and the fuel filter comprises a central pipe which is provided with a water repelling section and a water collecting section; the filter element is arranged outside the central pipe in a sleeving manner, and the filter element is respectively communicated with the water repelling section and the water collecting section; the water collecting cup is connected to the bottom of the central pipe, and the water collecting cup communicates with the water collecting section; the heater is arranged in at least one of the water repelling section and the water collecting section, and the heater is used for heating oil bodies on the dirty oil side and the clean oil side of the filter element. According to the scheme, the heater is integrated in the center pipe, the internal space of an engine compartment does not need to be occupied, a power source of the fuel filter can be utilized, the circuit layout of the heater is simplified, and then the manufacturing cost is reduced.

The invention provides a stop device for abnormal fuel oil return of a fuel injection pump of a diesel engine, which comprises an oil return stop valve, the oil return stop valve comprises a valve body and a valve core in the valve body, one end of the valve body corresponding to the valve core is provided with a control cavity, the other end of the valve body is provided with an elastic control piece, and the valve body corresponding to the control cavity is provided with a filter oil return port butt joint hole. A stop piece is arranged on the side, close to the valve element, of the control cavity, meanwhile, an oil inlet and an oil return opening are formed in the positions, corresponding to the valve element, of the valve body, and in the normal state, the valve element is pressed by the elastic control piece and abuts against the stop piece, so that the oil inlet and the oil return opening are not communicated. The oil return stop valve controlled by diesel oil pressure is additionally arranged in the oil return pipe, opening and closing of the oil return stop valve are controlled by oil outlet pressure of the fuel filter, cost rise caused by improvement and change of the oil sprayer is effectively reduced, and the requirement for generalization is met. Return oil of the fuel filter directly returns to the inlet end of the low-pressure diesel pump, so that the problem of backflow of the outer oil tank due to high liquid level during parking is effectively solved.

The utility model relates to an oil supply device, in particular to an oil supply device of an APU system. Comprising an auxiliary fuel tank, an APU fuel pump, a fuel filter, a low fuel pressure sensor and a fuel controller. An oil inlet of the auxiliary oil tank is connected with a main engine oil supply pipeline through a first APU oil supply pipeline; an oil outlet of the auxiliary oil tank is connected with an oil inlet of the APU fuel pump, an oil outlet of the APU fuel pump is connected with an oil inlet of the fuel filter through a second APU oil supply pipeline, an oil outlet of the fuel filter is connected with an oil inlet of the fuel controller through a third oil supply pipeline, and an oil outlet of the fuel controller is connected with an oil inlet of the APU system; the low fuel oil pressure sensor is fixedly installed in the middle of the third oil supply pipeline. The auxiliary fuel tank, the APU fuel pump, the fuel filter, the low fuel pressure sensor and the fuel controller are additionally arranged, fuel is provided for the APU system, and it is ensured that the additionally-arranged APU system can work normally.

A pulse free fuel pump device designed to provide smooth, continuous fuel flow without pressure pulses is disclosed. The device includes a housing, a first impeller operating at a relatively low RPM to initiate fuel pressurization, and a second impeller operating at a relatively higher RPM to achieve final high pressure. A stator is positioned between the impellers to stabilize the fuel flow, and a rotor, connected to both impellers via a shaft provides synchronized rotation and reduces pulsation. The device is integrated into a fuel system comprising a fuel tank, a fuel filter, and a high-pressure fuel rail distributing fuel to injectors. The method of operation involves installing the pump in the fuel supply line, connecting it to the turbine's electrical system, and dynamically controlling rotor speed based on fuel demand, ensuring consistent, pulse-free fuel delivery to the combustion chamber.

The utility model discloses an integrated fuel filter, which relates to the technical field of fuel filters and comprises a first shell, an oil filter top cover is arranged on the outer surface of the upper end of the first shell, an oil inlet is arranged on the outer surface of the upper end of the oil filter top cover, and an oil conveying pipe is arranged on the outer surface of the upper end of the oil inlet. A connecting pipe opening is formed in the outer surface of the front end of the oil conveying pipe, an oil conveying hose is arranged on the outer surface of the lower end of the connecting pipe opening, a primary filter element is arranged in the first shell, a second shell is arranged on the lower side of the first shell, and a fine filter element is arranged in the second shell. According to the integrated fuel filter, engine oil of a vehicle can be fully filtered through the primary filter element and the fine filter element, then the engine oil is conveyed and used, the primary filter element and the fine filter element are integrally combined and installed through the shell structure of the filter, the space occupation proportion of the filter at an engine is reduced, and the engine oil can be fully filtered through the primary filter element and the fine filter element. And the device is more convenient to install.

Oil or fuel filter device (10) for filtering fuel or oil of an internal combustion engine, comprising a connecting device (14) for connecting a functional component (12) to a filter housing (16), wherein the connecting device (14) comprises: - a guide section (18) of the functional component (12); - a guide section counterpart (20) of the filter housing (16) which can be joined with the guide section (18) in such a way that the guide section (18) is rotatable about an axis of rotation (28) relative to the guide section counterpart (20), wherein the guide section (18) is fixed radially to the axis of rotation (28) relative to the guide section counterpart (20); - a holding device (40) which has corresponding holding components (42, 44, 46) on the functional component (12) and on the filter housing (16) and which can be activated and deactivated by rotating the guide section (18) relative to the guide section counterpart (20) about the axis of rotation (28) and which, in the activated state, fixes the guide section (18) axially to the axis of rotation (28) relative to the guide section counterpart (20); - a snap-action device (50) which has corresponding snap-action components (52, 54) on the functional component (12) and on the filter housing (16) and which can be activated by rotating the guide section (18) about the axis of rotation (28) relative to the guide section counterpart (20) and which, in the activated state, fixes the guide section (18) circumferentially with respect to the axis of rotation (28) relative to the guide section counterpart (20), wherein the holding device (40) and the snap-action device (50) are activated or deactivated in the same rotational positions of the guide section (18) relative to the guide section counterpart (20), wherein the functional component (12) is a sensor, characterized in that the holding device (40) has at least one holding wing (42) extending radially and partially circumferentially with respect to the axis of rotation (28) and at least one holding hook (44, 46),which, in the activated state of the holding device (40), engages the holding wing (42) and fixes it axially to the axis of rotation (28), wherein the holding wing (42) can be rotated in and out of the holding area of ​​the holding hook (44, 46) by rotating the guide section (18) relative to the guide section counterpart (20), wherein the holding wing (42) is arranged on the functional component (12) and the holding hook (44, 46) is arranged on the filter housing (16).

The utility model provides an electronic fuel injection motorcycle oil supply system structure which comprises an oil tank bottom plate, bottom plate supports are fixedly installed on the two sides of the top end of the oil tank bottom plate, a U-shaped fixing support is fixedly installed at the top ends of the two bottom plate supports, and an oil supply oil tank is arranged in the middle of the oil tank bottom plate. A fixing assembly is arranged between the oil supply tank and the U-shaped fixing support, a fuel pump is fixedly installed on the top of the oil supply tank, and the fuel pump is fixedly connected with an air throttle through a forming oil pipe. The high-pressure oil pipe of the fuel pump is connected with the gasoline filter through the forming pipe, and the gasoline filter is connected with the engine air throttle oil injection device, so that compact arrangement is achieved, the fuel filter is installed between the oil tank and the air throttle, the fuel filtering function is more convenient to achieve, and the fuel pump is more convenient to use. The formed oil pipe is fixed on the U-shaped fixing support through the oil pipe line clamp and the I-shaped rubber sleeve, and the effect of preventing the formed oil pipe from being abraded is achieved.