232 results about "Carburetor" patented technology

The invention relates to the technical field of carburetors, in particular to a racing motorcycle carburetor throttle valve body system based on double-cavity cooperative control, which comprises a carburetor body, first valve shafts and second valve shafts which are symmetrical to each other are rotationally mounted at the centers of the two ends of the inner sides of the two throttle valve assemblies correspondingly, first bevel gears are fixedly mounted at the upper ends of the two symmetrical first valve shafts, and second bevel gears are fixedly mounted at the upper ends of the two symmetrical second valve shafts; a gear box body is fixedly installed at the upper ends of the two throttle valve assemblies, and a synchronous transmission mechanism used for achieving synchronous action of the first valve shaft and the second valve shaft is arranged in the gear box body. By arranging the two sets of symmetrical throttle valve assemblies and the synchronous transmission mechanism, absolute synchronous equal-proportion opening and closing of the first valve plate and the second valve plate of the double-cavity throttle valve can be achieved, the air inflow difference is avoided, and the double-cavity throttle valve is suitable for the high-rotating-speed scene of motorcycle racing.

An apparatus and methods are provided for an air cleaner to be mounted onto an air inlet of an internal combustion engine. The air cleaner comprises an air filter that includes a filter medium disposed between a curved base and a cover. The curved base provides an interface between the air filter and the air inlet, and comprises a shape that provides clearance between the curved base and an electric choke installed onto a carburetor comprising the air inlet. The cover secures the air filter and the curved base to the air inlet such that an airstream is drawn through the filter medium and is conducted into the air inlet. A raised portion of the cover is configured to cooperate with the curved base to ensure a desired volume of the airstream is available to the air inlet at substantially all engine speeds.

The invention relates to a UV polyurethane acrylate self-repairing coating as well as a preparation method and application thereof. The self-repairing coating comprises the following components in parts by weight: 30-50 parts of polyisocyanate, 10-30 parts of polymer polyol, 0-5 parts of a micromolecule chain extender, 5-40 parts of an acrylate end-capping reagent, a polymerization inhibitor and a catalyst which account for 50-200ppm of the total raw materials, and a diluting monomer which accounts for 10-30 parts of the total raw materials. The UV polyurethane acrylate self-repairing coating provided by the invention has excellent thermal self-repairing performance, excellent smooth hand feeling, excellent stain resistance, excellent high glossiness, relatively high elongation and excellent carburetor resistance, and compared with a traditional UV polyurethane acrylate self-repairing coating, the UV polyurethane acrylate self-repairing coating provided by the invention has the advantages that the UV polyurethane acrylate self-repairing coating has excellent thermal self-repairing performance, excellent smooth hand feeling, excellent stain resistance, excellent high glossiness, relatively high elongation and excellent carburetor resistance; by using polyisocyanate as a matrix and various polycaprolactone modified acrylic ester as an end-capping reagent, the soft-segment and hard-segment structures of the material can be well balanced, so that the material has good carburetor resistance while having good elongation.

The present invention generally relates to a method and device that enhances fuel atomization in a carburetor or a similar apparatus. Specifically, it introduces a unidirectional fuel nozzle that is designed to improve the atomization of fuel injected into the fuel-air mixing chamber of a combustion engine. The fuel nozzle comprises a cylindrical body with a plurality of perforations on one half and a plurality of dimples on the outer surface of the other half. Each dimple is designed with an air turbulator, which creates turbulence on the surface of the fuel nozzle in response to the air pressure, delaying the separation of the air from the surface of the fuel nozzle. As a result, fuel droplets break down further, improving fuel atomization. This enhances the combustion efficiency of the engine by allowing the fuel to mix with air more effectively.

The utility model relates to a carburetor capable of improving starting effect, which comprises a carburetor body, a diaphragm pump is arranged on the outer side portion of the carburetor body, an upper oil port is arranged on the diaphragm pump, an oil inlet hole channel communicated with the upper oil port is arranged on the carburetor body, and the oil inlet hole channel is communicated with an oil cavity in the diaphragm pump. A manual oil recharging pump is arranged on the outer side portion of the carburetor body, an oil inlet of the manual oil recharging pump is communicated with the oil inlet hole channel, and an oil outlet of the manual oil recharging pump is communicated with an oil cavity in the diaphragm pump. The carburetor with the improved starting effect is novel in structure and reasonable in design, on the basis of an original diaphragm pump, the manual oil supplementing pump is connected in parallel, when an engine is started, the oiling speed can be increased by rapidly pressing the manual oil supplementing pump, the starting speed of the engine is greatly increased, and the starting effect is good.

The utility model discloses a gasoline engine with a partition plate type carburetor, which comprises a gasoline engine casing, and an air filter and the partition plate type carburetor are mounted on the gasoline engine casing. The grounding wire is arranged on the gasoline engine shell, and a plug is arranged at one end of the grounding wire; the restraining and limiting mechanism comprises a placing base installed on the outer side face of the gasoline engine shell, a rotating shaft rotationally arranged on the inner side face of the placing base, a fixing roller arranged on the rotating shaft in a sleeving mode and a limiting frame installed at the inner bottom of the placing base, the grounding wire can be wound around the outer wall of the fixing roller, and the plug can be inserted into the limiting frame; the inner side face of the limiting frame is provided with abutting blocks which are symmetrically distributed, and when the plug is inserted into the limiting frame, the plug abuts against the side surfaces of the abutting blocks. The gasoline engine has the beneficial effects that through the designed constraint limiting mechanism, the constraint on the ground wire can be increased, the limitation on the plug can be increased, and the overall reliability and durability of the gasoline engine can be improved.

To provide an engine starting device that has a simple configuration and reduces fuel consumption when starting the engine. [Solution] A starting device 100 for engine E that starts with butane gas 3 and operates normally with kerosene 4, comprising a vacuum valve 8 configured to supply butane gas 3, a carburetor 5 configured to supply kerosene 4, a throttle SV provided on the carburetor 5, and a control device, wherein when starting engine E, the control device controls the opening S of the throttle SV of engine E to opening S1 so that the intake vacuum of engine E acts on the vacuum valve 8 to supply butane gas 3 to engine E, and kerosene 4 is not supplied to the carburetor 5 of engine E, and only butane gas 3 is supplied to the intake pipe 6 of engine E, thereby starting engine E.

The utility model discloses a high-power pure vaporizer, and belongs to the technical field of fuel supply of gas engines. The engine comprises a body, a throat pipe, a throttle valve, a variable frequency motor, an air inlet cavity and a multi-channel air inlet structure (a high-speed air inlet channel, a medium-speed air inlet channel and a low-speed air inlet channel). Through the caliber gradient design (high speed > medium speed > low speed) of each channel and outlet position optimization (high speed is in the middle, the medium speed is close to the lower part and the low speed is close to the upper part), and in combination with a throttle valve and a limiting adjusting mechanism driven by a variable frequency motor, dynamic adjustment of gas flow under different working conditions is realized, the mixing efficiency is improved, the energy consumption is reduced, and the emission standard is met.

The invention provides a general gasoline engine carburetor with an intelligent mixing ratio control function, and relates to the technical field of general gasoline engine carburetors. An air disturbance compensation mechanism is arranged in an air inlet channel of the carburetor, and the initial frequency and amplitude of air disturbance are determined by detecting an instantaneous negative pressure signal of the air inlet channel; a reference aerodynamic disturbance model is established according to the current rotating speed of an engine, gas pressure signals are collected in real time through differential pressure sensors arranged on the upstream portion and the downstream portion of an air inlet channel, and the instantaneous gas density change rate is calculated so that the concentration trend of mixed gas can be obtained. The problem that dynamic response of the mixing ratio of an existing carburetor is lagged is effectively solved, when the acceleration of a throttle valve exceeds a threshold value, the system immediately triggers fuel oil to compensate in advance, the angle of a spoiler is adjusted in real time along with the rotating speed, atomization uniformity is remarkably improved, the phenomena of acceleration power interruption and tempering are avoided, and stable combustion and transient response under all working conditions are achieved.

The invention discloses a multi-fuel generator set control system, a control method thereof and a generator set, which are applied to the technical field of generator sets, the multi-fuel generator set control system comprises a multi-fuel generator set and a control system, the control system comprises a fuel change-over switch, an engine starting switch, a carburetor, a fuel gas supply electric control valve, a signal detection module, an ignition device and a control device; a gas fuel supply pipeline of the multi-fuel engine is connected with a gas inlet of the gas supply electric control valve, and a gas outlet of the gas supply electric control valve is connected with a gas fuel inlet of the carburetor. And the signal input end of the fuel type detection circuit is connected with the fuel change-over switch. The temperature sensor is used for detecting a cylinder body temperature signal of the fuel engine and compensating the injection amount of the gas fuel according to the cylinder body temperature signal of the engine. The temperature sensor is used for monitoring the temperature of the cylinder body of the engine in real time, the injection amount of the gas fuel is compensated according to the temperature of the cylinder body of the engine, and the combustion condition in the engine heating process of the engine is stabilized.

The utility model relates to the technical field of carburetor production, and discloses a flow-adjustable carburetor which comprises a carburetor body, an oil inlet pipeline is installed at the inlet end of the carburetor body, a flow meter and a control valve are installed on the oil inlet pipeline, an iron cover is fixed to the other end of the carburetor body through a screw, and the carburetor body is fixed to the carburetor body through a screw. A floater cover plate is fixed to the top of the carburetor body through screws, a floater assembly is installed on the floater cover plate, and a gasoline filter and a gas saving assembly are installed on the rear side of the top of the carburetor body. An air adjusting sleeve is fixedly arranged on the carburetor body, and an air adjusting screw is installed on the air adjusting sleeve. The carburetor has the beneficial effect of flexibly adjusting the flow of the carburetor, and solves the problems that the working efficiency of an engine is reduced, the fuel consumption is increased, even the tail gas emission exceeds the standard, and the environmental protection performance is influenced as the flow of the traditional carburetor cannot be accurately adjusted in real time according to the working condition.

The utility model relates to an energy-saving and environment-friendly gasoline engine generator which comprises a main frame body, an engine body arranged on the main frame body and an air increasing assembly arranged on the engine body. The engine body comprises a machine body, a mounting disc arranged on the machine body, an air filter element device arranged on the main frame body, a carburetor arranged on the main frame body and a silencer arranged on the machine frame, and a combustion chamber is arranged on the machine body; the air increasing assembly comprises a rotating disc rotationally connected to the mounting disc, fan blades arranged on the rotating disc, an air inlet pipe arranged on the mounting disc and an air outlet pipe arranged on the mounting disc, the rotating disc is used for being connected with a crankshaft in the machine body, the air inlet pipe is connected with the air filter element device and the mounting disc, and the air outlet pipe is connected with the mounting disc and the carburetor. An air increasing cavity is formed in the mounting disc, and the air inlet pipe communicates with the air filter element device and the air increasing cavity. The gasoline engine has the effect of improving the air circulation rate so as to improve the fuel combustion efficiency of the gasoline engine.

The invention aims at providing a large-load unmanned engine system and a control method thereof.The large-load unmanned engine system comprises an engine body assembly, a power assembly and a fuel assembly, the engine body assembly comprises an engine brake, at least two cylinder bodies and at least two spark plugs, and every two cylinder bodies are arranged on the engine brake in a central symmetry mode; the sparking plugs are arranged at the ends, away from the machine brake, of the cylinder bodies respectively, an air inlet hole is formed in the position, between the two cylinder bodies in the same set, of the machine brake, the machine brake and the cylinder bodies are each provided with a scavenging channel, each cylinder body is provided with an exhaust hole, and the power assembly comprises a crankshaft, at least two pistons and at least two connecting rods. The crankshaft is rotatably arranged in the brake, the pistons are slidably arranged in the cylinders respectively, the connecting rods are rotatably connected with the pistons respectively, the connecting rods are rotatably connected with the crankshaft, the fuel assembly comprises at least one air inlet valve and at least one carburetor, the air inlet valves are arranged on the air inlet holes respectively, and the carburetors are arranged on the air inlet valves respectively.

The invention discloses an engine which comprises a carburetor and a fuel tank. The carburetor is provided with an oil cup, and the oil cup is used for storing a certain amount of fuel; the carburetor is provided with a vent hole which enables an oil cup to be communicated with the atmosphere when an engine is in a using state, and a pipeline which is communicated with the atmosphere and a fuel tank at the same time is connected to the vent hole in a sealed mode. According to the scheme, the alternative engine different from the prior art is provided, and the problem that fuel leakage is prone to occurring to a carburetor when the engine is in the storage state in the prior art is solved.

1. The name of the design product: carburetor (MP35). 2. The use of the design product: used as a carburetor. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The utility model provides a chain saw carburetor cover which comprises a carburetor box body, positioning columns are symmetrically connected to the upper surface of the carburetor box body, positioning holes are correspondingly formed in the positions, corresponding to the positioning columns, of the lower surface of the carburetor box body, and sealing grooves are correspondingly formed in the positions, corresponding to the upper surface of the carburetor box body, of the lower surface of the carburetor box body. Meanwhile, the upper surface of the carburetor box cover is fixedly connected with a fixing ring, a through hole is correspondingly formed in the position, opposite to the positioning hole, of an inner cavity of the fixing ring, a sealing sleeve is fixedly connected into the positioning hole, the side face of the through hole is in threaded connection with a fixing piece through a threaded connection hole, and the carburetor box cover is fixedly connected with a positioning column through the fixing piece. Through the cooperation of the positioning column, the fixing piece, the fixing ring, the sealing layer and the sealing sleeve, the sealing performance of the joint between the carburetor box body and the carburetor box cover can be effectively enhanced.

The utility model relates to the field of carburetors, and discloses an automatic choke controller of a carburetor, which comprises the carburetor, a shell is arranged at the front part of the carburetor, a choke valve is arranged at the lower part of the shell and slides on the inner wall of the carburetor, and a mounting mechanism is arranged on the lower side of the shell. The mounting mechanism comprises a connecting assembly and a stabilizing assembly, the connecting assembly comprises a connecting piece, the connecting piece is arranged on the lower side of the shell, a clamping groove is formed in the left portion of the connecting piece, and the left side of the shell is inserted into the inner wall of the clamping groove. According to the utility model, through the cooperative use of the mounting mechanism and the shell, when the choke controller needs to be disassembled and maintained, the connection between the connecting piece and the shell can be removed and the shell can be disassembled by rotating the fastening piece, so that the disassembly efficiency of the device is improved, and meanwhile, through the cooperation of the sliding block and the spring, the fastening piece can be extruded; therefore, the fastener is prevented from loosening, and the stability of the fastener is improved.

1. Name of the product of this design: Packaging box (carburetor). 2. Purpose of this design product: This design product is used for product packaging. 3. The key design point of this design product lies in the combination of the overall shape and pattern of the product. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

The carburetor with the oil needle easy to adjust comprises a shell, an oil needle body is arranged in the shell, eight end heads are sequentially arranged at one end of the oil needle body, a connecting hole is formed in one side of each end head, a sleeve block is fixedly connected to the side, away from the connecting hole, of each end head, and the oil needle body is arranged in the sleeve block. The tail end of the oil needle is composed of a plurality of end blocks which are mutually combined in a threaded mode, a gasket is arranged on the surface of one sleeve block in a sleeved mode, a connector matched with the connecting hole is fixedly connected to one side of the sleeve block, a clamping groove is formed in the top of the sleeve block, and a buckle assembly is arranged on the top of the inner side of the gasket. When the oil needle is adjusted, only the end block at the position corresponding to the gasket needs to be detached, the gasket can fall off, the gasket is taken down to be clamped to the end block at the set position, and the end block is tightened and fixed, so that the adjustment work of the oil needle is rapidly completed, the adjustment efficiency of the oil needle is improved, and convenience is provided for work and use of a user.

The invention relates to a carburettor and to a two-stroke engine with a carburettor, the carburettor having a carburettor body in which an air intake channel section is configured. A throttle flap for controlling the free flow cross-section of the air intake channel section is pivotably supported in the carburettor body on a throttle shaft. The air intake channel section has a first longitudinal centre axis in the region of the throttle shaft. The throttle flap has a first end position and a second end position, in which the throttle flap releases a greater flow cross-section of the air intake channel section than in the first end position. Arranged upstream of the throttle shaft is a partition wall section, against which the throttle flap lies in the second end position. Upstream of the partition wall section is provided a choke flap, which can be pivoted between a first end position and a second end position. The throttle flap and the choke flap overlap in the direction of the first longitudinal centre axis in their second end positions. The carburettor is provided for a two-stroke engine.

1. Name of the designed product: packing box (carburetor). 2. Use of the designed product: the designed product is used for packing motorcycle spare parts. 3. Design points of the designed product: combination of shape and pattern. 4. Picture or photo showing the design points: perspective view.

A fuel bowl system for a carburetor has a fuel bowl with a cavity configured to receive and store liquid fuel prior to delivery to the carburetor. The fuel bowl has a main structure extending from an outer surface of the fuel bowl. The main structure has an inlet for receiving liquid fuel from a fuel source and discharge passages in fluid communication with the inlet and the cavity. A cap is removably connected to the main structure. The main structure and the cap together define fuel delivery channels in fluid communication with the inlet and the discharge passages. The inlet directs liquid fuel received from the fuel source into the fuel delivery channels, the fuel delivery channels deliver the liquid fuel into the discharge passages, and the discharge passages discharge the liquid fuel into the cavity of the fuel bowl.

1. The name of the design product: carburetor diaphragm assembly (two). 2. The use of the design product: as a cover on the carburetor oil cavity diaphragm assembly. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: combination state figure 1.

The utility model provides a carburetor body scanning device. The carburetor body scanning device comprises a positioning tool; the carburetor body is fixedly installed on the positioning tool, a label attachment area is arranged on the carburetor body, and a two-dimensional code / bar code label is attached to the label attachment area; the code scanner is installed on the positioning tool, and the code scanner corresponds to the position of the label attachment area so as to scan the two-dimensional code / bar code label; the positioning sensing module is electrically and fixedly connected to the positioning tool and used for collecting the position of the carburetor body; the controller is electrically connected with the positioning sensing module and the code scanner; wherein the controller is used for controlling the code scanner to start scanning the two-dimensional code / bar code label when detecting that the positioning sensing module is triggered. The device is simple in structure and easy to operate, not only improves the scanning efficiency, but also ensures the reliability of a scanning result.

The utility model discloses a universal carburetor part machining die, which relates to the technical field of dies, and comprises a base, a lower die block is fixed at the top end of the base, and the outer wall of a cover plate is matched with the inner wall of a groove, so that the outer wall of a clamping column fixed at the bottom end of the cover plate is matched with the inner wall of a circular groove, and the cover plate is stably mounted on the inner wall of the groove. An annular plate fixed to an upper mold block slides on the outer wall of a stand column, the outer wall of a limiting block and the inner wall of a square hole are clamped, cold water is injected into a groove through a water inlet pipe, the cold water cools an injection-molded mold, and the situation that a worker uses a fan for cooling surrounding air for a long time is avoided; the driving motor is controlled to drive the lead screw to rotate, the lead screw and the sliding plate are in transmission motion, then the sliding plate is driven to ascend and descend on the inner wall of the base, the push rod is driven to push the upper die block upwards, meanwhile, the annular plate slides on the outer wall of the stand column, and injection-molded carburetor parts can be taken out conveniently.

The application provides a regulating structure and a carburetor, and relates to the technical field of carburetors. The regulating structure comprises a throttle valve, a movable piece and a rotating piece. The throttle valve is internally provided with a containing cavity and a sliding rail arranged in the containing cavity. The movable piece is arranged in the containing cavity and is slidingly connected to the sliding rail. The rotating piece is arranged in the containing cavity and is threadedly connected to the movable piece. The rotating piece can rotate relative to the movable piece. The movable piece is driven to slide back and forth along the sliding rail through thread cooperation, so as to adjust the height position of an oil needle connected to the movable piece. The regulating structure can be applied to the carburetor. One end of the movable piece away from the rotating piece can be connected to the oil needle. When the height position of the oil needle needs to be adjusted, the rotating piece can be rotated relative to the movable piece. The movable piece is driven to slide back and forth along the sliding rail through thread cooperation, so as to adjust the height position of the oil needle. The whole throttle valve does not need to be disassembled from the carburetor, time and labor are saved, and the user experience is good.

The fuel atomization device of the present invention is characterized by including: a second coupling part coupled to a first coupling part formed on an air bleeder tube or a carburetor main body; a first through hole formed on the air bleeder tube side and having a diameter larger than that of the outlet; a second through hole communicating with the first through hole, having the same diameter as the outlet, and communicating with and connected to the outlet of a jet nozzle; a step formed by the difference in diameter between the first and second through holes or by separate processing; spacers sequentially stacked on the step and having a third through hole in the center having the same diameter as the outlet; a plurality of meshes arranged between the spacers; and fixing means for fixing the stacked meshes and the spacer.

The utility model relates to the technical field of chain saws, in particular to a fast oiling chain saw which comprises a main body and a chain saw body installed on the main body, an oil tank, a carburetor connected with the oil tank, an air cylinder connected with the carburetor, a piston matched with the air cylinder and an ignition assembly connected with the air cylinder are arranged in the main body, and the ignition assembly is connected with the oil tank. The piston is in transmission connection with the chain saw through a piston connecting rod, and an electronic pump for pumping oil in the oil tank into the carburetor is connected between the carburetor and the oil tank. The technical problem that in the prior art, oiling of a chain saw is slow is effectively solved.

1. The name of the design product: carburetor (MP35-1). 2. The use of the design product: used as a carburetor. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.