343results about How to "Save man hours" patented technology

The invention discloses a device for real-time detection of the occurrence state of magnetic ore bodies in underground mining areas, and relates to the field of underground mining of metal ore deposits, wherein the magnetic mineral detection device comprises: a slurry collection tray, a coil sensor and a data measurement processor; the slurry collection tray is used to collect the slurry flowing in from the drill bit of the rock drilling trolley along the drill rod; the coil sensor detects the voltage when the slurry flows to obtain the sensor voltage; the data measurement processor is connected to the coil sensor; the data measurement processor calculates the inductance value of the coil sensor from the sensor voltage to determine the content of magnetic minerals in the slurry; the drilling monitoring system measures the drilling displacement and drilling torque of the drill rod, calculates the drilling rod propulsion speed according to the relationship between the drilling displacement and time, and determines the occurrence state of the target ore body from the drilling rod propulsion speed and the drilling torque. The invention can monitor the content and occurrence state of magnetic minerals in real time on site, reduce time cost, and improve measurement accuracy.

The invention relates to the technical field of manufacturing of agricultural machinery chopping systems, in particular to a welding device and method for welding a knife roll and a movable knife holder machining method. The device comprises a flexible platform, a rotating mechanism and a clamping mechanism, wherein the rotating mechanism and the clamping mechanism are vertically mounted on the flexible platform; the rotating mechanism comprises a fixed seat, a rotating seat and a positioning boss, the fixed seat is mounted on the flexible platform, the rotating seat is rotatably mounted at the top of the fixed seat, the positioning boss is mounted at the top of the rotating seat, and the fixed seat, the rotating seat and the positioning boss are coaxially arranged; the roller is vertically placed at the top of the rotating seat and is aligned by the positioning boss to be coaxial with the positioning boss; the clamping mechanism is located on one side of the rotating mechanism and used for clamping the movable tool apron. By arranging the rotating mechanism, the roller can be driven to rotate around the axis of the roller only by rotating the rotating seat, the gravity direction of the roller, the axis of the roller and the rotating axis are located on the same straight line, more labor and time are saved during overturning of the roller, and the working efficiency is improved.

The utility model discloses a prefabricated diaphragm wall type assembled subway entrance and exit structure which comprises side wall structures, a prefabricated top plate and a prefabricated bottom plate are arranged between the side wall structures of the entrance and exit, the prefabricated top plate and the prefabricated bottom plate are both connected with the side wall structures through ultrahigh concrete, and the side wall structures are formed by integrating an enclosure structure and a main body structure. The side wall structure comprises prefabricated underground diaphragm walls, and underground diaphragm wall inter-amplitude connecting assemblies are arranged between the adjacent prefabricated underground diaphragm walls. The foundation pit support structure, the waterproof curtain and the side wall of the main body structure are integrated, so that working hours and manufacturing cost are saved. According to the utility model, the connection scheme of the waterstop strip bags, the C / T inter-width connectors and the UHPC concrete wet joints is adopted between the prefabricated underground diaphragm walls, so that the waterproof and guiding effects are achieved. According to the utility model, the longitudinal tensioning connection scheme of the inter-width concave-convex tenons, the elastic sealing gaskets and the prestressed steel bars is adopted between the prefabricated plate widths, so that not only can shearing force be effectively transmitted, but also a water stopping effect can be achieved.

The invention relates to an automatic press-fitting device for a silicone oil water pump, which is characterized in that a target rotating speed is determined according to the actual fording depth and current torque feedback of an electronic fan when a vehicle fordes, and the rotating speed of the electronic fan is reduced to the target rotating speed; therefore, by reducing the rotating speed of the electronic fan during wading, the problems that the fan blades are damaged or deformed and the battery motor stops working due to high-speed wading of the fan blades are solved, protection of the electronic fan during wading is achieved, and the running reliability of a vehicle during wading can be effectively improved.

The utility model relates to the technical field of fresh tea leaf processing, in particular to cleaning equipment for fresh tea leaf processing, which comprises a bottom plate, a second sliding rod is slidably connected to the outside of the bottom plate, a mounting bracket is fixed to the outside of the second sliding rod, the mounting bracket is fixedly connected with the bottom plate, and a first sliding rod is slidably connected to the outside of the mounting bracket. A fixing piece is fixedly connected to the outer portion of the first sliding rod, the fixing piece is fixedly connected with the mounting support, a first motor is fixedly connected to the outer portion of the fixing piece, an eccentric wheel is arranged at the output end of the first motor, a vibration groove is fixedly connected to the outer portion of the fixing piece, and a filtering opening is formed in the outer portion of the vibration groove. A water receiving groove is fixedly connected to the exterior of the bottom plate, a water tank is fixedly connected to the exterior of the water receiving groove, the water tank is fixedly connected with the bottom plate, a water pump is fixedly connected to the exterior of the water tank, and a spray head is fixedly connected to the exterior of the water pump. The device can reduce loss during fresh tea leaf cleaning.

The utility model discloses a spraying device for a special-shaped surface of a cabin cover, which relates to the field of cabin cover processing and comprises a spraying box, a spraying component is arranged in the spraying box, and one side of the spraying box is provided with an opening and is connected with a box door; the spraying box is installed on the bottom plate, and a transportation assembly used for transporting the cabin cover is arranged in the bottom plate; and the scanning assembly is used for scanning and imaging the cabin cover entering the spraying box so as to determine the curved surface contour of the cabin cover, and the scanning assembly is connected with a swing assembly which enables the scanning assembly to swing and work on the vertical plane. The device has the advantages that the spraying surface of the cabin cover can be quickly scanned and imaged through the scanning assembly, so that the spraying position of the logo is quickly determined, positioning is quick and accurate, the logo spraying area is conveniently exposed in a rubberizing and laser engraving mode, other areas cannot be polluted while spraying is facilitated, and use is convenient.

The utility model provides a radio frequency debugging tool. The radio frequency debugging tool comprises a first testing part, a second testing part and an insulating holding part, the first testing part comprises a first metal probe. The second testing part comprises a second metal probe. Wherein the insulating holding part is connected to the first testing part and the second testing part and is arranged between the first testing part and the second testing part.

The utility model relates to an LED wavelength and brightness testing device which comprises a jig box, a product mainboard, a PC, an ICAT LED tester and a programmable power supply. A lamp panel placement groove is formed in the top of the jig box, a plurality of detection through holes are distributed in the bottom of the lamp panel placement groove, and a lighting probe is embedded and fixed to the lower end of each detection through hole; the ICAT LED tester is used for testing the brightness and wavelength of lamp beads of the LED lamp panel, the ICAT LED tester is arranged in a cavity in the jig box, and the lighting probes are connected to the ICAT LED tester through optical fibers; the product mainboard is used for controlling the LED lamp panel to emit light and switch colors, and the product mainboard is arranged on the top of the jig box. According to the utility model, professional brightness and wavelength testing devices are used to improve the consistency of brightness and chroma functions of the LED lamp beads and reduce bad leakage. Meanwhile, the test fixture box is adopted to replace manual test, so that the complexity of assembling, plugging and pulling wires can be reduced, the working hours are reduced, and the production efficiency and quality are improved.

The present invention relates to the technical field of CNC machine tool structure, specifically a CNC tool magazine, including a spindle box, a spindle, a tool magazine assembly, a first mechanical arm, a second mechanical arm and a splash plate, the spindle passes through the center of the bottom of the spindle box and is fixedly connected to the internal power assembly of the spindle box, the center of the bottom of the spindle box is fixedly connected with a fixed boss and the center hole has the same diameter as the through hole, the lower surface of the fixed boss is fixedly connected with the tool magazine assembly, the tool magazine assembly adopts a compound disc structure, the lower surface of the tool magazine assembly is fixedly connected with the splash plate, the four corners of the splash plate are respectively penetrated and connected with four fixed pull rods and fixedly connected to the lower end of the fixed pull rod, the upper end of the fixed pull rod is fixedly connected to the spindle box, and the first mechanical arm and the second mechanical arm are arranged at the lower position of the two opposite sides of the spindle box. By adopting the compound disc structure, the number of tools that can be accommodated is increased, the application range of the machining center is wider, the processing capacity for complex workpieces is greatly improved, and working hours are saved.

The utility model discloses a device and a system for manufacturing a self-adhesive coating motor iron core. The system comprises a feeding unit, a pressing unit, a moving unit, a heating unit, a cooling unit and a discharging unit. And in the moving unit, the pressing mechanism is used for pushing and lowering the laminated iron core, so that the laminated iron core moves from the feeding port of the feeding pipeline to the discharging port of the feeding pipeline, the heating module and the cooling module are arranged outside the feeding pipeline, and meanwhile, the heating module is located above the cooling module, so that the laminated iron core can be cooled, and the laminated iron core can be cooled. And the laminated iron core is produced through vertical continuous thermocuring, so that the operation time is shortened.

The invention discloses a pile foundation waste reinforcement cage taking-out device and a construction method, and relates to the technical field of building construction equipment. The device for taking out the waste pile foundation reinforcement cage comprises a fisher, and the fisher comprises a connecting cylinder, an inserting column and a clamping claw; the connecting cylinder is fixedly mounted at one end of the inserting column, an inserting tip is arranged at the end, away from the connecting cylinder, of the inserting column, and the two clamping claws are mounted on the left side and the right side of the inserting tip respectively; the two clamping claws are positioned at the same height; the connecting cylinder is provided with a mounting inner cavity, and a connecting lock column is arranged on the side wall of the connecting cylinder. The fisher is simple in structure and reliable in function, the fisher can be conveniently inserted into the reinforcement cage and connected with the reinforcement cage in a clamped mode, and therefore the fisher is used for taking out the reinforcement cage, and the problem that treatment is difficult when the reinforcement cage in a pile hole is not installed in compliance is solved. The sharp ends of the clamping claws can be opened outwards, so that the fisher and the reinforcement cage can be clamped conveniently and stably, the problem that repeated operation is needed due to the fact that the reinforcement cage falls off due to clamping looseness is solved, working hours are reduced, and efficiency is improved.

The embodiment of the utility model discloses a clamping tool for a left frame and a right frame of a liquid cooling cabinet, which comprises a first clamping mechanism, a second clamping mechanism and a third clamping mechanism, the first clamping mechanism comprises a support, a first clamping cylinder, a mounting seat, a second clamping cylinder and a third clamping cylinder, the support is used for supporting a cross rod on the frame, the first clamping cylinder is used for clamping and fixing the cross rod, and the mounting seat is used for mounting the cross rod on the frame; the second clamping air cylinder is fixedly installed on the installation base and used for clamping and fixing the wiring plate, and the third clamping air cylinder is used for clamping and fixing the second supporting rod. And the second clamping mechanism is used for fixing the first supporting rod. According to the clamping tool for the left frame and the right frame of the liquid cooling cabinet, through accurate positioning and multi-point clamping, the deformation risk in the welding process is reduced, the welding size consistency and the structural stability of the frames are improved, meanwhile, the production efficiency and the assembly quality are improved, and the follow-up correction working time is shortened.

The invention provides integrated packaging equipment before lamination of a solar photovoltaic panel, which comprises a main conveying channel formed in the X-axis direction on a machine table and used for arranging a plurality of composite material processing areas at intervals, a bottom glass feeding platform and a back glass feeding platform are assembled on the main conveying channel in a sliding manner, and the main conveying channel is connected with a glue film operation area; a bottom glass driver is arranged between the main conveying channel and the bottom glass feeding platform and used for driving bottom glass to move in and out of the composite material machining area. The adhesive film operation area is provided with an adhesive film driver which is used for carrying the adaptive adhesive film to be compounded on the bottom glass along the X-axis direction; the back glass feeding platform is provided with a back glass driver used for driving the back glass to be attached to the bottom glass, so that the configuration space of equipment is saved, and the machining time is shortened.

The utility model discloses a quick replacement mechanism for a small insert of a plastic mold, and relates to the technical field of plastic molds. The mold comprises an injection molding base, an injection molding mold is installed on the injection molding base, an installation groove is formed in the injection molding mold, an insert is movably arranged in the installation groove, through grooves which are communicated are formed between the injection molding mold and the injection molding base, a positioning groove and an ejection groove are formed in one side of the injection molding base, and a positioning rod is arranged in the through groove. A mounting seat is mounted at the end, close to the insert, of the positioning rod, the insert is mounted on the mounting seat, a positioning hole is formed in the positioning rod, an insertion rod is mounted in the positioning groove, one end of the insertion rod can be inserted into the positioning hole, and the mounting portion of the insertion rod can be replaced from the positioning groove to an ejection groove. According to the utility model, the insert replacement time is greatly shortened, the disassembly and assembly working hours are saved, the working efficiency of production operation is remarkably improved, and a powerful guarantee is provided for quick mold replacement and continuous and efficient operation of injection molding production.

The utility model relates to a kind of speaker box wire outlet structure, comprising: loudspeaker;Silica gel cover, its sleeve is equipped in the outside of loudspeaker;Wire rod, one end is connected with loudspeaker, and the other end of wire rod is threaded through silica gel cover, the outer wall of wire rod and silica gel cover contact is wrapped with sponge, the sponge is clamped on silica gel cover, and sponge is used for balancing the air pressure between loudspeaker and silica gel cover inner and outer cavities.The utility model's speaker box wire outlet structure, wire rod is wrapped with sponge, wire outlet mode clamped in wire outlet position, both can fix wire rod, and can reduce the process of glue fixing wire rod, make assembly more simple and fast, and have the effect of deflation and balancing air pressure in speaker box, satisfy the structure requirement of customer while satisfying the sound quality demand.

The utility model discloses a tool box cover installation structure, tool box cover body and electric motor car relates to electric motor car technical field, and tool box cover installation structure includes screw joint structure, and one end of screw joint structure tool box cover is connected with the inside of tool box cover body through screw joint structure, and the other end of tool box cover is connected with the inside of tool box cover body through the combination structure of setting up the combination structure of screw joint structure and card joint structure, has reduced the bolt fixed point, has reduced the installation cost of tool box cover, and the cost of tool box cover body and electric motor car can further reduce, has the effect of reducing cost and increasing benefit.

The utility model belongs to the technical field of energy storage battery packs, and particularly relates to an energy storage battery pack and an energy storage battery system, and the energy storage battery pack comprises a controller, a battery module, a DCDC module, an isolation switch, an opening and closing driving module and a contact detection module. Wherein the output part of the opening and closing driving module is connected with a connecting rod of the isolating switch; the battery module is charged and discharged through the DCDC module and the isolating switch; the controller controls the opening and closing driving module to drive the disconnecting switch to be opened or closed so as to control the on-off of the DCDC module; the controller also detects the on-off state of the isolation switch through the contact detection module. According to the utility model, the opening and closing driving module is arranged to realize the automatic opening and closing function of the isolation switch, and the contact detection module is adopted to realize the function of monitoring the state of the isolation switch, so that the working hours of installation, operation and maintenance can be reduced, and intelligence, safety and reliability are realized.

The utility model relates to a tailstock connecting device which solves the technical problems that under the condition that a chuck and a mandrel on an existing numerical control machine tool conduct long-time batch machining on pipe fittings, the mandrel is abraded, so that the axes of the pipe fittings cannot coincide with the axis of the mandrel, and the cost for replacing the mandrel is too high. The device comprises a supporting seat, a connecting shaft, a needle bearing, a tail positioning sleeve, a self-aligning ball bearing, an elastic check ring, a bearing spacer sleeve, a right air cavity base, a right gland, a right sliding disc, a second nut seat, a right tensioning sleeve connecting shaft, a second pull rod and a right tensioning sleeve, the supporting seat is provided with an axial center through hole, and the connecting shaft is located in the axial center through hole; the rear end of the connecting shaft is rotationally connected with the rear end of the supporting seat through a needle bearing, and the tail positioning sleeve is connected with the rear end of the supporting seat. The device is widely used for machining pipe fittings on a machine tool.

The utility model discloses a positioning device for safety detection relates to positioning detection technical field. The positioning device for safety detection, including bottom plate and rotation locking mechanism, the top of bottom plate is provided with the connecting frame, and the top fixed mounting of bottom plate has the mounting panel, rotation locking mechanism sets up on the mounting panel, and rotation locking mechanism is used for driving the connecting frame and is locked to rotate. Through the cooperation of servo motor, rotating stick, ratchet, rotating short stick, claw and connecting frame, the rotation locking mechanism can drive the connecting frame to turn over the object clamped on it, avoid the need to re -clamp detection object or need the manual overturn of operating personnel when the multi -surface detection of clamping object, avoid the positioning deviation of multiple clamping easy to produce, lead to the condition of the error of detection data, improve the accuracy of detection, and shorten the overall working hours, improve the work efficiency of detection positioning device.

The utility model discloses an adjustable unit type transverse floating plate structure, and relates to the technical field of transverse floating plates, the transverse floating plate structure comprises a mounting frame and a movable floating plate, the movable floating plate is movably clamped outside the mounting frame, the rear end of the movable floating plate is open, the mounting frame is mounted on the outer side surface of a wall body, and the movable floating plate is mounted on the outer side surface of the wall body. A window is mounted in the wall body, and the mounting frame is located above the window; the first electric push rod is mounted in the mounting frame, a first through groove is formed in the surface of the front end of the mounting frame and communicates with the interior of the mounting frame, the electric push rod is arranged in the mounting frame, and a telescopic rod at the front end of the electric push rod penetrates through the mounting frame to be connected with the movable floating plate; therefore, the movable floating plate can be driven by the electric push rod to stretch and retract, the stretching and retracting position of the movable floating plate can be adjusted according to actual needs, and the multifunctional requirement is met.

This utility model relates to a spliced ​​stator winding connection structure, comprising: a stator core; a stator wire frame disposed within the stator core and forming a plurality of stator slots; coils disposed within the stator slots, each coil having a wire start and a wire end; a front PCB board disposed at the front end of the stator core; and a rear PCB board disposed at the rear end of the stator core; one of the wire start and the wire end of each coil is connected to the front PCB board and the other is connected to the rear PCB board to form a complete winding, and the side of the rear PCB board facing away from the front PCB board is provided with a plurality of first terminals.

The utility model provides a prefabricated piezoelectric film weighing device, which comprises a prefabricated strip, a mounting groove arranged at the top of the prefabricated strip, a piezoelectric film sensor arranged in the mounting groove, a first fixing plate arranged at one end of the mounting groove, a through hole arranged on the first fixing plate, and a signal line connected with the piezoelectric film sensor. One end, opposite to the piezoelectric film sensor, of the signal line penetrates through the through hole and is connected with a dynamic acquisition instrument connector, the dynamic acquisition instrument connector is used for being connected with a dynamic acquisition instrument so as to dynamically weigh the vehicle, the top end of the piezoelectric film sensor is connected with a first colloid, and the opposite side walls of the prefabricated strip are connected with a plurality of reinforcing strips. By arranging the prefabricated strips and forming the mounting grooves, batch manufacturing can be conducted before site construction, a large amount of working hours are saved, the duration of road control is shortened, and the construction efficiency is improved; by arranging a plurality of reinforcing strips, the installation stability and reliability of the prefabricated piezoelectric film weighing device are improved.

The utility model provides a battery pack, comprising: a box body comprising a plurality of side box plates, and the plurality of side box plates enclose to form an accommodating space; the battery cell group module is arranged in the accommodating space; the battery cell group module comprises a plurality of battery cell stacking bodies, a plurality of connecting beams and two side plate groups; the plurality of battery cell stacking bodies are arranged along a first direction, and each battery cell stacking body comprises a plurality of battery cells stacked along a second direction; connecting beams are arranged at the two ends, distributed in the first direction, of each battery cell stacking body; the two side plate groups are located on the two sides, distributed in the second direction, of the battery cell stacking body, and the two side plate groups are connected through the connecting beam and clamp the battery cell stacking body; and in the second direction, the distance between the two side plate sets is adjustable, so that the two side plate sets can be matched with the corresponding side box plates for limiting. In the battery pack provided by the invention, the side plate groups and the side box plates are matched for limiting, so that the material cost of the battery pack is reduced, and the assembly process of the battery pack is simplified.

The utility model relates to the field of building construction equipment, and provides a pipeline threading device. The pipeline threading device provided by the embodiment of the utility model can comprise a driving motor, a driving gear and a plurality of plate tooth gears, and the driving gear is connected with an output shaft of the driving motor; the plate tooth gear is in a circular ring shape, teeth meshed with the driving gear are arranged on the outer circumferential side face of the plate tooth gear, and a threading die used for pipeline threading is arranged on the inner circumferential face of the plate tooth gear. According to the pipeline threading device, threading can be conducted on multiple pipelines at the same time, the field operation progress is accelerated, and the construction cost is saved.

The application provides a gas turbine sleeve shaft nut dismounting method, comprising the following steps: S1, installing a low vortex rotor support disc; S2, installing a front casing hoisting disc; S3, disassembling a low pressure casing; S4, installing a rotor auxiliary support plate; S5, installing a low pressure part sleeve limiting block; S6, disassembling a bolt; S7, disassembling a low pressure assembly; S8, cutting a sleeve shaft nut; and S9, installing a transition section adapter disc. In the vertical state of the front casing of the unit, the low pressure casing is dismounted, the connecting piece of the rear shaft neck of the low pressure rotor is dismounted, the low pressure part is separated from the unit as a whole, the sleeve shaft nut is exposed from the deep rotor, the operable space is expanded, the stability is increased, the remaining components are not damaged, and the normal maintenance and inspection of the gas turbine are ensured.

The present invention relates to a vacuum wheel rim assembly, comprising a wheel rim, spokes, spoke caps, a center hub and a sealing unit, wherein one end of the spoke is mounted on the center hub, and the other end is mounted on the wheel rim through the spoke caps, the wheel rim comprises an inner side facing the tire and an outer side facing the center hub, the sealing unit comprises a lining belt, a tightening belt and a sealing belt, the lining belt is sleeved on the wheel rim and the lining belt is attached to the inner side of the wheel rim, the sealing belt is sleeved on the wheel rim and the sealing belt is attached to the lining belt, the sealing belt is fixed to the inner side of the wheel rim through the tightening belt to seal the wheel rim, and a valve core is mounted on the wheel rim. The spokes of the present invention can protect the wheel rim and prevent its deformation, and at the same time, a simple and reliable sealing unit is adopted to ensure the vacuum performance of the wheel rim.

The invention belongs to the technical field of battery recovery equipment, and provides rejection equipment for battery insulation skins. The device comprises a supporting device, the automatic removing device further comprises a battery conveying device, a battery pressing device and an automatic removing device; the battery conveying device is tiled and screwed on the top plane of the supporting device in the left-right direction of battery conveying; the battery pressing device is arranged on the battery conveying device and is used for clamping the battery which is conveyed by the battery conveying device and is to be subjected to insulation skin removal in the front-back direction and pressing the battery from the top to the lower direction; the automatic removing device comprises a plurality of automatic removing mechanisms which can be movably embedded into the front side and the rear side of the battery conveying device in the direction parallel to the battery conveying direction. Compared with the prior art, linkage among the battery conveying device, the clamping device and the removing device is arranged, so that the whole battery insulation skin removing process is simplified, the working hours are saved, the operation is more automatic, and the battery insulation skin removing device has the advantages that the insulation skin removing efficiency is higher, and the working efficiency is high.

The invention discloses a method for manufacturing and adhering a plate body of a living aquatic product heat preservation box body. The method comprises the following steps: S1, manufacturing a heat preservation sandwich plate; s2, demolding cloth is placed on the annular edge of the heat preservation sandwich panel; s3, demolding cloth is removed from the heat preservation sandwich panel; s4, glass fiber cloth is placed at the position, where the demolding cloth is removed, between the heat preservation sandwich panels, and bonding and curing are carried out through bonding glue. According to the technical scheme, the bonding strength between the panels of the box body is high, the sealing performance is good, leakage is not likely to happen, polishing operation of the bonding faces of the panels in a factory is not needed, working hours are greatly shortened, and the box body is free of dust, more environmentally friendly and safer in construction; the occupational disease harm is reduced, and the health of workers is maintained.

The invention provides an adjustable frame plate track bed jacking method which comprises the steps that S1, a fastener is detached, and sundries in a central ditch of an adjustable frame plate track bed are removed; s2, selecting an even number of mechanical jacks, placing the mechanical jacks on two sides of the central ditch, correspondingly operating the mechanical jacks to lift one by one by a worker, abutting against the bottom of the adjustable frame plate ballast bed and then stopping, S3, independently and slowly shaking the mechanical jacks on one side of the central ditch, and observing whether the adjustable frame plate ballast bed is loosened or not, the adjustable frame plate ballast bed can be loosened until all the mechanical jacks jack the adjustable frame plate ballast bed; s4, the mechanical jack is shaken at a constant speed until the ballast bed is lifted to a preset height, the height adjusting base plate is placed at a preset position of the bottom of the ballast bed, and the jack is slowly loosened; s5, fixed connection between the fasteners and the adjustable frame plate ballast bed is recovered, and the upper portion of the central ditch is covered with a ditch cover plate; the method has the effects of reducing construction cost and improving construction efficiency.

The embodiment of the application discloses a misfire detection data processing method, a test device, a medium and a calibration equipment; the method adopts a preset data structure, under the engine operating condition, through activating the adaptive detection function, the engine condition and operation data are synchronously acquired by online scanning and according to the ignition phase, and then the corresponding detection threshold or calibration data is calculated online through the statistical method; the method or product of the application does not need to deliberately control the engine speed and load in the implementation or operation, each working parameter of the working condition point experienced in the engine operation process is automatically detected and analyzed, and then the misfire detection threshold data is automatically obtained; the method and product of the application can be realized by upgrading the engine control unit ECU software, so that the data acquisition process is simplified, the working hours are significantly shortened, the misfire detection threshold is obtained in real time, and the development efficiency is significantly improved.