63 results about "Electronic throttle" patented technology

The invention provides a vehicle thermal management system vehicle-mounted refrigerator refrigerating device, a vehicle and a control method. The vehicle thermal management system vehicle-mounted refrigerator refrigerating device comprises a first electronic throttle valve, a second electronic throttle valve, a refrigerator evaporator, a micro booster pump, a switching valve and a controller. The first electronic throttle valve and the second electronic throttle valve are connected in parallel between an outlet of a vehicle condenser and an inlet of a refrigerator evaporator; an outlet of the refrigerator evaporator is connected with the input end of the switching valve, the first output end of the switching valve is connected with the common air return pipeline, the second output end of the switching valve is connected with the pressurization air return pipeline, and the miniature booster pump is arranged on the pressurization air return pipeline. And the output ends of the common air return pipeline and the pressurized air return pipeline are converged and then connected to a low-pressure air return port of the vehicle compressor. According to the vehicle-mounted refrigerator refrigerating device of the vehicle thermal management system, the vehicle and the control method, the comprehensive effects of energy conservation, noise reduction, weight reduction, cost reduction and reliability improvement can be achieved while rapid cooling of the refrigerator is achieved.

The invention discloses a control method, device and system for a diesel engine supercharger. The control method comprises the following steps that current state data of a diesel engine are obtained; according to the rotating speed of the engine and the fuel injection quantity, the current intake manifold required pressure is determined in a table look-up MAP mode; determining a correction coefficient according to the altitude; determining a demand pressure value according to the correction coefficient and the current intake manifold demand pressure; and the real-time air inlet pressure of the air inlet manifold is obtained, and the opening degree of the electronic throttle valve is controlled according to the required pressure value till the real-time air inlet pressure of the air inlet manifold is equal to the required pressure value. According to the method, the engine rotating speed, the oil injection quantity and the corresponding optimal required pressure are determined through the bench test when the real-time rotating speed of the supercharger is equal to the supercharger rotating speed limit value, the current required pressure of the intake manifold can be determined through table look-up in actual operation, and it is guaranteed that the supercharger does not overspeed; and the problem of engine power loss caused by fuel injection quantity reduction is avoided.

The invention relates to the technical field of electronic throttle valves, in particular to a method and system for recognizing the opening position of a valve plate through a Hall sensor, and the method comprises the steps: obtaining a control signal on a brushless motor, and controlling the Hall sensor to collect a magnetic field signal to obtain a magnetic signal sequence after the control signal is collected; extracting a magnetic pole inversion point according to the magnetic signal sequence, and determining a motor rotation angle according to the magnetic pole inversion point; and the valve plate opening is generated according to the motor rotation angle. In order to solve the problem that in the prior art, two rotating speed sensors need to be arranged in an electronic throttle valve, the cost is high, in the scheme, the rotating speed sensors are replaced with Hall sensors, the layout positions of the Hall sensors on a substrate are adjusted, and the Hall sensors are arranged close to a Hall element at the front end of a worm; therefore, the opening angle of the valve plate can be accurately measured after the sensor is simplified, and the product cost is reduced.

The utility model relates to diesel engine electronic throttle valve technical field, concretely is a long -life diesel engine electronic throttle valve, including throttle component, install two groups of carbon deposition protection components in throttle component in, the throttle component includes the stay rod, the valve piece of fixed mounting in the stay rod inside and the two guide rods of fixed mounting in the valve piece inside and symmetrical distribution. Through installing two groups of carbon deposition protection components of symmetrical distribution at the both ends of the throat pipe, accompanying the valve piece is turned on one's side, two guide rods on the valve piece will drive two slide posts relative side bending and stretch, two post heads after being stretched finally will drive two inner gaskets shrink to the middle part of the throat pipe cavity, and then will make two filter gas elastic net stretch into the inner eight character structure, thereby can carry out carbon deposition capture to the incoming gas, and the quick reset after the filter gas elastic net loses pressure, and can further improve the separation of the surface carbon of filter gas elastic net under the knocking action of the reverse vane.

This invention discloses a device and control method for maintaining uniform pressure and temperature in the engine intake chamber. The device includes a circulation pipe, with its two ends fixedly connected to the flywheel end and free end of the intake chamber, respectively. The intake passages of the first and last cylinders are connected to the intake chamber. Temperature and pressure detection devices are installed on both the first and last cylinder intake passages. A regulating valve is installed on the circulation pipe to adjust the flow rate of the boosted intercooled air in the circulation pipe. The detection devices are connected to the ECU, and the regulating valve is controlled by the ECU. The regulating valve is configured as an electronic throttle. The ECU monitors the intake pressure and temperature signals of each cylinder in real time, obtains a preset electronic throttle opening angle based on the temperature and pressure differences, and controls the opening angle of the electronic throttle according to the preset angle. This precisely controls and adjusts the flow rate of the boosted intercooled air in the circulation pipe, ensuring uniform intake pressure and temperature in each cylinder, improving engine knock pressure uniformity, exhaust temperature uniformity, and reducing vibration.

The utility model discloses electronic throttle valve pin shaft and bushing press in device, including frame, set up on the pin shaft press in mechanism and bushing press in mechanism of frame, the pin shaft press in mechanism includes setting up on the first fixture of frame and setting up on the first down pressure subassembly of frame, bushing press in mechanism includes setting up on the second fixture of frame, setting up on the second down pressure subassembly of frame and setting up on the material component of frame, material component and down pressure subassembly vertical correspondence. Advantage: can complete throttle housing and pin shaft and bushing's assembly fast, and can give a jacking force to the housing in the direction of being affected by the second down pressure subassembly to the bushing assembly process through material component, prevents the housing and appears loose and influences bushing press in, thereby improves the precision of bushing press in.

The utility model discloses surface treatment equipment for an automobile electronic throttle die-casting bottom plate piece, which belongs to the technical field of mechanical engineering and comprises a treatment frame and a circulating structure, a treatment barrel is connected onto the treatment frame, a stand column is rotatably connected into the treatment barrel, a workbench is fixedly connected to the upper end of the stand column, a motor is connected below the treatment barrel, and the circulating structure is arranged on the treatment barrel. And an anti-skid belt is in transmission connection with the exterior of the stand column, the circulating structure is connected with the treatment frame, and a lifting plate is slidably connected to the back face of the treatment frame. According to the device disclosed by the utility model, the positioning structure, the convex block, the expansion piece II, the filter ring and the fixed ring are arranged, and the filter ring and the fixed ring can realize a quick assembly function through the matching among a spring, an L-shaped groove and a clamping block, and the filter ring and the fixed ring are subjected to lifting treatment in the treatment barrel through the expansion piece II; the impurities on the surface of the filter ring can be treated in a centralized manner subsequently, so that the flexibility of the treatment device is guaranteed.

The invention is suitable for the technical field of electronic throttle valve plates, and particularly relates to an electronic throttle valve plate molded line optimization design method, device and equipment, and the method comprises the following steps: determining a curvature area to be optimized of a corresponding electronic throttle valve plate according to different working conditions of an engine; determining the incidence relation between the curvature parameters and the air flow parameters of the front and back sides of the electronic throttle valve sheet in the curvature area to be optimized; according to the first incidence relation and the second incidence relation, the curvature parameter of the to-be-optimized curvature area on the front face of the electronic throttle valve sheet is optimized; according to the third incidence relation and the fourth incidence relation, the curvature parameter of the to-be-optimized curvature area on the back face of the electronic throttle valve sheet is optimized; and according to the optimized curvature parameters of the front and back sides of the electronic throttle valve sheet, determining parameters of diversion trenches of the front and back sides of the electronic throttle valve sheet. Therefore, the method provided by the invention can solve the problems that the air inflow fluctuation is large when the opening degree of an existing electronic throttle valve sheet is small and the air flow is disordered when the opening degree is large.

The utility model discloses an electronic throttle valve and belongs to the field of unmanned aerial vehicles. Comprising a throttle valve body, the throttle valve body comprises a throttle valve body, a driving motor and a transmission assembly, a butterfly piece is rotationally connected into a stepped hole of the throttle valve body through a throttle valve shaft, and the driving motor controls the rotating angles of the throttle valve shaft and the butterfly piece through the transmission assembly; the throttle valve further comprises an adjustable mechanical redundancy module, the adjustable mechanical redundancy module is connected with the transmission assembly, the driving motor serves as a driving component when the throttle valve body works normally, and the adjustable mechanical redundancy module serves as a driving component when the throttle valve body is in a fault state. When a motor fault or a sensor fault occurs, the position of the electronic throttle valve is controllable, so that normal work of an engine is guaranteed, and the reliability of the engine and even an unmanned aerial vehicle system is greatly improved.

The utility model discloses an automatic anti-escape and anti-collision device for drunk driving inspection, which relates to the technical field of road traffic safety law enforcement equipment and comprises a road surface sensing module, a drunk driving inspection module and a drunk driving inspection module, the road surface sensing module comprises a rubber pad arranged in a drunk driving inspection area, and a pressure sensor, a proximity sensor and a mobile signal emitter are fixedly connected in the rubber pad; the vehicle-mounted signal receiving module comprises a signal receiver, is mounted in the vehicle and is connected with the vehicle ECU; the throttle valve executing mechanism comprises an electronic throttle valve body, a throttle valve plate and a driving motor arranged in front of the throttle valve plate are installed in a throttle valve body of the electronic throttle valve body, the output end of the driving motor is provided with a limiting component and a control circuit, and the limiting component is arranged at the axis position of a rotating shaft of the throttle valve plate; according to the technical scheme, the throttle valve plate can be blocked only by controlling the driving motor to drive the limiting component to limit rotation of the throttle valve plate, and therefore behaviors such as sudden acceleration of a vehicle are limited.

The utility model is applicable to the technical field of electronic throttle valves, and particularly relates to an integrated valve core of an electronic throttle valve, which comprises a plastic valve body, the surface of the plastic valve body is connected with an upper end cover, a torsion spring is arranged in the upper end cover, and a plug is arranged on one side of the outer side of the plastic valve body. A driving assembly is arranged in the plastic valve body and the upper end cover, and a first shaft sleeve and a second shaft sleeve are arranged on the two sides of the interior of the plastic valve body correspondingly. The first valve rod, the second valve rod, the connecting sleeve, the inserting block and the valve plate are made of composite plastic materials, and the problems that a traditional metal material is generally large in weight, poor in corrosion resistance, complex in machining and the like in a valve element assembly are successfully solved. The composite plastic material not only greatly reduces the weight of the valve core and further improves the working efficiency of the whole device, but also has excellent wear resistance, high temperature resistance and corrosion resistance, and obviously prolongs the service life of the product.

Disclosed in the present application are an electronic throttle test method and apparatus, a controller, and a storage medium. The method comprises: if it is detected that a first preset condition for a return spring test is met, testing a return spring to obtain a return spring test result and, if the return spring test result is successful, configuring a return spring flag bit, the return spring flag bit being configured to represent that the return spring test has been completed; after the return spring flag bit has been detected, determining whether an electronic throttle has reached a lower mechanical stop; and, if so, detecting the limp-home position of the electronic throttle and, if the detection has passed, generating an electronic throttle test result.

A control method and system for constant-speed rotation of a tank body of a concrete mixing truck belong to the technical field of control of concrete mixing transport equipment, and the method comprises the following steps: collecting the rotation speed of the tank body, change data of an electronic throttle, the working pressure of a hydraulic system, the concrete material level and the running speed of the truck; parameters of a PID algorithm are corrected based on electronic throttle change data, and correction factors are set in combination with the working pressure of a hydraulic system, the concrete material level and the vehicle running speed; the corrected PID algorithm judges the working condition according to the change data of the electronic throttle and the rotating speed of the tank body, in the acceleration working condition, the load increasing trend of the hydraulic system is pre-judged in advance, and the adjusting amount of the displacement of the hydraulic pump is increased; when the rising value of the rotating speed of the tank body is larger than a preset threshold value, adjusting intervention is conducted in advance; and the hydraulic driving system is controlled according to the adjusting instruction, and the adjusted rotating speed of the tank body is fed back. The rotating speed control precision of the tank body is improved, and the concrete rejection rate is reduced.

The application relates to the technical field of electronic accelerator pedals, and discloses a new-energy vehicle electronic accelerator pedal, which comprises a pedal arm, one end of the pedal arm is fixedly connected with a pedal, the other end of the pedal arm is fixedly connected with a rotating shaft, the two ends of the rotating shaft are both rotationally connected with side plates, the outer wall of one side of each side plate is fixedly connected with a fixing seat and a shell, and the new-energy vehicle electronic accelerator pedal further comprises a variable resistance assembly used for controlling the size of the new-energy vehicle accelerator, the variable resistance assembly comprises a horizontal plate fixedly connected to the outer wall of one side of each side plate, and the outer wall of one side of the horizontal plate is provided with two groups of variable resistance pieces. The new-energy vehicle electronic accelerator pedal adopts a pure mechanical overload brake-off design, when the high-frequency pedaling leads to the angular velocity of the rotating shaft exceeding a threshold value, the centrifugal force of the counterweight triggers a gear transmission chain to make a lifting ring plate lift a horizontal rod, so that a contact and a resistance film are separated to cut off an accelerator signal. The structure does not need power, can still work reliably under extreme working conditions such as vehicle electronic system failure, and can avoid the risk of "flying car".

The utility model provides an electronic throttle valve body which comprises a throttle valve shell and a throttle valve piece used for driving a throttle valve shaft to rotate, and a rotating shaft driving mechanism used for driving the throttle valve shaft to rotate is arranged in the shell. The rotating shaft driving mechanism comprises a direct-current motor, a motor gear, an intermediate gear, a sector gear assembly, a magnetic core assembly and a torsion spring, the direct-current motor is installed on one side of the throttle body, the motor gear is installed on an output shaft of the direct-current motor, the intermediate gear is rotatably installed on the throttle shell and meshed with the motor gear, and the sector gear assembly is connected with the magnetic core assembly. The sector gear is connected to the end of the throttle valve shaft through laser welding, the sector gear is meshed with the intermediate gear, the torsion spring is arranged on the sector gear in a sleeved mode, and the two ends of the torsion spring are fixed to sector gear limiting supporting legs. The electronic throttle valve body has the advantages of being simple in structure, low in cost, good in consistency of flow of a lower dead center of an assembly machine and flow of a default position, and capable of greatly improving reliability and stability of the electronic throttle valve body.

The utility model discloses a reset mechanism for an electronic throttle body. The reset mechanism comprises a reset gear, a throttle shaft, a valve plate, a first reset spring, a second reset spring, an upper spring seat, a lower spring seat, a first stop part and a second stop part, wherein the two ends of the first reset spring are provided with a first torsion arm and a second torsion arm respectively; the two ends of the second reset spring are provided with a third torsion arm and a fourth torsion arm respectively; the upper spring seat and the lower spring seat are sleeved outside the throttle valve shaft; a second reset spring is sleeved between the outer wall of the lower spring seat and the inner wall of the upper spring seat; the outer wall of the upper spring seat is sleeved with the first reset spring. The reset gear is provided with a first supporting foot, a second supporting foot and a torsion arm limiting hole. When the valve plate is located at the emergency point position, the first torsion arm abuts against the first supporting foot and the second stopping part at the same time, the second torsion arm abuts against the second supporting foot, the third torsion arm is arranged in the torsion arm limiting hole and abuts against the side wall of the torsion arm limiting hole, and the fourth torsion arm abuts against the first stopping part. The reset mechanism provided by the utility model is high in reset precision.

The utility model provides an automobile suspension type electronic accelerator pedal with a hysteresis mechanism, which comprises a pedal connecting rod, a rotating shaft, a bushing, a base, a spring seat, a reset spring, a friction block, a magnetic block component, a swing rod pin and an electronic box, the middle of the spring seat is fixed to the tail of the base in a hinged mode, one end of the reset spring is fixed in a groove in the tail end of the spring seat, and the other end of the reset spring is fixed in a groove in the middle of the pedal connecting rod. The spring seat is a lever mechanism, friction noise and abrasion of the friction block are small, automatic compensation can be achieved even if the friction block is abraded, influence on hysteresis force is small, and durability of products is improved. And the metal rotating shaft and the bushing are adopted, so that the deformation of the rotating shaft under radial pressure is small, and the influence on hysteresis force is small. And the radial stress of the magnetic block assembly is very small, so that the stability of signal output is ensured. The delaying mechanism is simple and reliable in structure and convenient to assemble and disassemble.

The application discloses an online calibration device and method for control parameters of an engine control system, and relates to the technical field of engine control. The device comprises: an upper computer connected with a controller through a communication module; the controller is connected with a direct current motor driving module and an electronic throttle body; the direct current motor driving module is connected with the electronic throttle body; the upper computer is used for monitoring the state of each input and output pin of the controller, receiving calibration index measurement parameters, calculating calibration sampling point data by using an online calibration method for control parameters of an engine control system, and sending the calibration sampling point data to the controller; the controller is used for sending motor operation parameters to the direct current motor driving module according to the calibration sampling point data by using a PID algorithm, and receiving a throttle opening degree signal returned by the electronic throttle body; and the direct current motor driving module is used for controlling the work of the electronic throttle body according to the motor operation parameters. The application shortens the online calibration period of the control parameters of the engine control system.

The invention discloses a gear torque device of an electronic throttle valve, which comprises a driving motor and a gear transmission assembly, the gear transmission assembly is connected with the output end of the driving motor, a valve plate of the electronic throttle valve is in transmission connection with the gear transmission assembly, and the driving motor is a motor with a small output torque specification. And the gear transmission assembly amplifies the output torque of the driving motor according to a preset large gear ratio so as to meet the target torque required for driving the valve plate. According to the gear torque device of the electronic throttle valve, the motor with the small output torque specification is selected to be matched with the gear transmission assembly, and due to the fact that the manufacturing process of the small-torque motor is relatively simple, and the cost of needed materials is low, compared with a traditionally-used motor with the large output torque specification, the gear torque device of the electronic throttle valve is more convenient to use. The production cost can be greatly reduced; in addition, the small-torque motor is small in size and light in weight, and the size and the weight of the whole electronic throttle valve can be reduced.

The invention relates to the technical field of throttle valve machining and fixing, in particular to an electronic throttle valve machining device which comprises a machining table, a centering assembly, a valve seat bearing assembly, a valve seat pressing assembly and a valve plate limiting assembly, a driver synchronously drives two sets of first forward and reverse threaded rods to rotate, and sliding plates which are symmetrical left and right are driven to move oppositely along first sliding grooves. A valve seat bearing assembly above a sliding plate moves along with the sliding plate, a third motor of a valve seat pressing assembly drives a screw to rotate, a lifting plate and an upper bearing piece are driven to descend, an upper positioning rod and a lower positioning rod are vertically aligned and jointly press a shell, and the situation that the shell shakes due to uneven stress during manual supporting is avoided; at the hollowed-out hole in the center of the machining table, the lifter drives the lifting base to ascend, the U-shaped limiting frame lifts the valve plate on the center shaft from the lower portion, the valve plate is kept horizontal, and preparation is made for follow-up fixing of the center shaft and the valve plate through screws; the valve plate limiting assembly independently has the center shaft limiting function, and the shifting piece does not need to be manually held.

The utility model relates to the technical field of vehicle control, and discloses a low-loss electronic throttle limiter which comprises a bottom plate, a fixed end seat, a pedal, a side seat, a rotating plate and an electronic limiting mechanism. The electronic limiting mechanism is composed of a side groove, a movable shaft, an electric telescopic rod, an outer sleeve and a resistance plate, the telescopic length of the electric telescopic rod is controlled in real time by monitoring the sliding speed of the movable shaft on the resistance plate and converting the sliding speed into current changes, and therefore the pressing speed and force of the pedal are limited. In addition, a spring rod is arranged in the side groove and used for providing reset force when the electric telescopic rod stops working. The pedal is provided with anti-skid lines, friction force is enhanced, and slipping is prevented. Through the automatic limiting function, the electric power loss of the vehicle is effectively reduced, the driving safety and the energy efficiency are improved, and the automatic limiting device is suitable for electric driving vehicles, especially garbage sanitation vehicles and other scenes where power output needs to be accurately controlled.

The utility model relates to the field of automobile electric control, in particular to a portable throttle valve test system, which comprises an upper computer, an electronic throttle valve and a control system. The electronic throttle valve comprises a direct current motor and a position sensor; the control system comprises a microprocessor which is responsible for bus level conversion. The CAN communication module is used for realizing two-way communication between the processor and an upper computer; the control module is used for realizing positive and negative rotation and voltage control of the motor according to a control signal of the microprocessor; and the sensing signal processing module is used for conditioning an analog voltage signal of the position sensor into an analog signal matched with the A / D module of the processor. According to the portable throttle valve test system provided by the utility model, based on a traditional six-line detection method, the microcontroller is used to control and acquire different parameters of the throttle valve by using PWM signals through the control circuit, the microcontroller receives feedback signals, systematically analyzes the parameters, compares the parameters with qualified preset parameters of the throttle valve, and finally determines whether the throttle valve is qualified or not. And the fault reason of the throttle valve can be quickly identified.

The utility model discloses a waterproof double-signal electronic accelerator for a new energy electric vehicle, which relates to the technical field of electronic accelerators and comprises a protective shell, a first signal component, a second signal component and a rotating mechanism connected with an accelerator pedal. According to the utility model, a plastic shell design is adopted, a dustproof and waterproof structure is combined, the protection grade reaches above IP67, moisture, dust and other impurities are effectively prevented from invading an internal circuit, the service life of the product is prolonged, and reliable operation of a vehicle in a complex environment is guaranteed; and a 0-5K digital signal and a 0-5V analog signal can be output at the same time. A user can freely switch the two signal modes according to actual requirements, the compatibility requirements of different vehicle types and control systems are met, the detection precision and reliability are improved through the double-signal redundancy design, and the error or failure risk possibly caused by a single signal mode is avoided.

An electronic throttle body includes a valve body, a cover, a DC motor, a drive unit, a throttle shaft, and a throttle plate. The DC motor is fixedly mounted on the valve body, the cover is fitted onto the valve body, and the drive unit is disposed between the lower surface of the cover and the valve body. The drive unit includes a DC motor gear, an intermediate gear, and a reset gear on the DC motor. The DC motor gear meshes with the intermediate gear, and the intermediate gear meshes with the reset gear. The throttle shaft is fixedly connected to the reset gear. The throttle plate is fixedly connected to the throttle shaft. The reset gear includes a reset gear support, and a reset spring is sleeved on the throttle shaft, with the reset spring hanging on the reset gear support. This invention solves the problems of existing throttle body connectors often having poor contact with the DC motor pins and the reset gear support being prone to breakage.

The invention discloses a laser welding tool for a sector gear of an electronic throttle body, and relates to the technical field of welding tools. The laser welding tool for the sector gear of the electronic throttle body comprises a frame, a limiting mechanism and a round opening formed in the middle of the top of the frame, a strip-shaped hole is formed in the position, close to the round opening, of the top of the frame, a pushing mechanism is installed in the position, close to the strip-shaped hole, of an inner cavity of the frame, and the limiting mechanism comprises a hydraulic cylinder and a Z-shaped plate; the telescopic end of the hydraulic cylinder penetrates through the top of the frame and extends into the frame, the telescopic end of the hydraulic cylinder and the bottom of the surface of a Z-shaped plate are fixedly installed, strip-shaped limiting teeth are fixedly installed on the arc concave face of the outer side of the Z-shaped plate, a damper is fixedly installed on the side of the top of the Z-shaped plate, and a semicircular pressing block is fixedly installed at the telescopic end of the bottom of the damper. And self-centering can be achieved, limiting, clamping and fixing are achieved, deflection and deflection are not prone to occurring, and safety and reliability are achieved.

The utility model discloses a throttle valve calibration device, and belongs to the field of unmanned aerial vehicle aero-engines. Comprising a shell, a connecting rod measuring mechanism, a calibration measuring module and a three-jaw locking mechanism, the shell is fixedly installed at an air inlet pipe opening through the three-jaw locking mechanism, and it is guaranteed that the free end of the connecting rod measuring mechanism is opposite to the throttle valve piece. The fixed end of the connecting rod measuring mechanism is connected with the calibration measuring module; the shell is formed by coaxially and fixedly connecting a front shell, a rear shell and a cover plate; the front shell is of an annular structure with a central through hole and an L-shaped radial section; a main body of the rear shell is of a hollow sleeve structure, an annular disc is coaxially and fixedly installed at one end of the rear shell, the inner ring face of the annular disc extends towards the front shell in the axial direction and is coaxially installed with a center through hole of the front shell 1 in an equal-diameter mode, and the outer ring face of the annular disc and the circumferential face of the front shell are coaxially fixed to form a cavity for installing a three-jaw locking mechanism. And a cover plate is packaged at the other end of the rear shell. The integral precision of the electronic throttle valve of the aero-engine is improved.

The utility model discloses an electronic throttle valve assembly and detection equipment, include: frame is provided with the fixed seat for fixing product, welding seam detection device, including a detection head, is used for the ventilation detection welding seam quality, motor installation device is used for assembling motor, motor detection device carries out the power -on detection to the motor of installation, the utility model has the advantages of, realizes the welding seam detection of electronic throttle valve, motor installation and motor detection, combines a plurality of installation and detection procedure, reduces product handling, improves processing efficiency, saves the cost.

The vehicle comprises a Gearbox Position Sensor (GPS). The controller is adapted to receive input signals from the GPS, compare a value of the input signal with a predetermined threshold value, and activate a shift assist functionality based on the comparison. The value of the input signal is any one selected from a group comprising voltage and an angle. Further, the shift assist functionality comprises adjustment of engine operation by at least one of Electronic Throttle Control, a fuel injection control, ignition control. The controller is in connection with the Electronic Throttle Body, a fuel injector and an ignition system respectively for the adjustment / control of the engine operation. A robust solution of achieving quick shift functionality is achieved by using the existing GPS of the vehicle. The implementation cost of new and existing vehicle is reduced.

The utility model relates to the field of detection devices of new energy battery packs, in particular to a battery pack leakage detection device which comprises a water inlet connector, one end of the water inlet connector is connected with a vehicle body, the other end of the water inlet connector is detachably connected with a water pipe connector, a bent pipe is arranged on the water pipe connector, one end of the bent pipe is connected with the water pipe connector, and the other end of the bent pipe is connected with the water pipe connector. One end of the liquid cooling plate is connected with the liquid cooling plate, the other end of the liquid cooling plate is connected with an electronic throttle valve, the electronic throttle valve is fixed on the bottom liquid cooling plate through a fixing device, and a flowmeter is arranged on the electronic throttle valve, so that the problems that when leakage of the battery pack is found at the present stage, irreversible damage is caused to the battery pack, and the danger coefficient of a driver is increased in the driving process are solved; and the maintenance cost of the battery pack can be obviously improved.

The utility model discloses electronic throttle valve bearing assembly body assembly device, including frame, material box subassembly, frock, press into mechanism and top axle mechanism, the press into mechanism includes setting up the support on the frame, setting up the lifting frame on the support, setting up the drive subassembly for driving the lifting frame to go up and down on the support, setting up the material taking press into subassembly on the lower extreme of lifting frame, top axle mechanism and material taking press into subassembly respectively to the shaft lower extreme and upper end of bearing assembly body abut. Advantage: the whole equipment integration degree is high, through the bearing to be assembled manual placement in material taking press into subassembly, utilize material taking press into subassembly and press into the shaft in the body with bearing, and material taking press into subassembly and top axle mechanism respectively to the upper end and lower end of shaft exert pressure, prevent the shaft from being assembled to the predetermined position with the body can guarantee stability, the assembly of bearing and shaft is convenient, can effectively realize to the body, shaft, C type card and bearing quick assembly.