46results about How to "Avoid driving" patented technology

The invention discloses a tray turning and sorting machine, a tray turning and sorting system and a sorting method.The tray turning and sorting machine comprises a tray turning and sorting trolley and an overturning driving assembly for driving a tray assembly of the tray turning and sorting trolley to overturn relative to a tray support; the tray bracket is arranged on a frame of the tray dumping and sorting trolley in a manner of rotating around an axis extending along the vertical direction; and the tray bracket is connected with a driving part and a resetting part, wherein the driving part is used for being matched with an autorotation driving mechanism outside the tray overturning and sorting trolley to drive the tray bracket to autorotate relative to the frame, and the resetting part is used for resetting the tray bracket after autorotation. The discharging direction of the tray overturning assembly can be adjusted, driving force generated by a sorting loop line on goods in the running direction can be overcome to a certain extent by adjusting the discharging direction, accurate sorting of the goods in a smaller grid opening size is facilitated, and meanwhile the speed of the loop line is increased so as to improve the sorting efficiency.

The invention discloses an alarm method, device and equipment based on an engine backfire problem and a computer readable storage medium, and the method comprises the steps: determining whether an engine of a vehicle has a backfire problem or not according to the collected vehicle speed of the current vehicle and the temperature change information of an air inlet pipe; if it is determined that the engine has the tempering problem, total pressure impact generated by the tempering problem of the engine on the air inlet pipe is calculated; and alarm information is sent according to the total pressure impact generated on the air inlet pipe by the backfire problem of the engine, so that the technical problem that in the prior art, when the backfire problem of the engine occurs, natural gas burns in the air inlet pipe, so that the air inlet pipe cracks, and a vehicle cannot run is solved; the strength change of the intake manifold is accurately judged based on the pressure impact generated by the tempering problem, so that whether the intake manifold is cracked or not is recognized in advance, an alarm is given in advance to prompt replacement of the intake manifold, and the situation that a vehicle cannot run due to cracking of the intake manifold is avoided.

The invention belongs to the technical field of auxiliary driving, and particularly relates to a lane centering control method and system. The driving environment around the lane of the vehicle is obtained, and whether an obstacle exists in the adjacent lane of the vehicle or not is judged according to the driving environment; when the vehicle only has an obstacle on the lane on the adjacent side, if the distance D between the obstacle and the common lane line is more than 0 and less than H, the vehicle is controlled to transversely adjust the distance delta d from the current position to the side without the obstacle, and the value of the delta d is calculated according to the distance D, the distance L from the vehicle to the lane line on the other side and a distance threshold value H; the problem that according to an existing vehicle centering control method, when only one side of a vehicle is provided with an obstacle, the distance between the vehicle and the obstacle cannot be reasonably adjusted, and driving safety or comfort is low is solved.

This invention belongs to the field of assisted driving technology, specifically relating to a lane centering control method and system. The invention acquires the driving environment surrounding the vehicle's lane and determines whether there are obstacles in adjacent lanes based on the driving environment. When only one adjacent lane has an obstacle, if the distance D between the obstacle and the shared lane line satisfies 0 < D < H, the invention controls the vehicle to adjust laterally by a distance Δd from its current position to the side without obstacles. The value of Δd is calculated based on the distance D, the distance L between the vehicle and the other lane line, and a distance threshold H. This solves the problem of existing vehicle centering control methods failing to reasonably adjust the distance to obstacles when only one side of the vehicle has an obstacle, leading to low driving safety or comfort.

The utility model discloses a kind of needle punching equipment for fiber blanket processing, including equipment body and needle punching assembly, the equipment body surface is equipped with workstation, the equipment body side is equipped with frame, the frame side is equipped with adjusting plate, the adjusting plate side is fixedly connected with shaft body, the shaft body outside sleeve joint cylinder, the adjusting plate side is fixedly connected with threaded rod, the frame surface is equipped with adjusting groove, the threaded rod is inserted in adjusting groove inside.This kind of needle punching equipment for fiber blanket processing, by equipment body surface additional workstation, when using the needle punching equipment, first, frame is installed on equipment body, shaft body and cylinder are adjusted to suitable position by adjusting plate, adjusting plate drives threaded rod to move in adjusting groove, after moving to suitable position, adjusting plate is fixed, at this moment, processing can be started, fiber blanket is rolled out from cylinder bottom after processing, cylinder limits fiber blanket, prevent fiber blanket from being needle driven upwards.

The utility model provides a sewage treatment medicament mixing device for sewage treatment, which belongs to the technical field of sewage medicament mixing and comprises a mixing cylinder and a medicament box, a stirring rod is arranged in the mixing cylinder, the stirring rod penetrates through the top of the mixing cylinder and is hollow, a communicating support rod is arranged on the stirring rod, and a plurality of stirring pipes are arranged at the bottom of the communicating support rod. A plurality of liquid outflow holes are formed in the stirring pipe, a quantitative water pump is arranged on the upper surface of the agent box, an agent pumping pipe is arranged on one side of the quantitative water pump and located in the agent box, an agent inlet pipe is arranged at the end of the quantitative water pump, and the end of the agent inlet pipe is located at the top of the stirring rod; according to the device, chemicals can be continuously and quantitatively added, and meanwhile, the labor capacity of personnel is reduced, so that the chemicals are uniformly mixed with sewage.

The utility model discloses a magnesium powder vibrating screening device, including the upper end fixed connection of work table's sieve shell, the upper end fixed connection of recovery shell is in work table, the one end of recovery shell is connected with sieve shell, and the upper end of recovery shell is set up to the feed structure, and the upper end of feed structure is set up to the feed pipe, and the upper end fixed connection of sieve shell is filled with the valve, and one end fixed connection of the inflation pipe is in the rear end of sieve shell and the other end fixed connection bottle, the inflation pipe fixedly penetrates and is connected in the inside of inflation valve, and three discharge ports are set up in the one end of sieve shell and recovery shell. The utility model discloses compared with prior art's advantage lies in: can ensure that the magnesium powder screening is more sufficient, can promote the security of device.

The utility model relates to the technical field of automobile part machining, in particular to an automobile roof edge cutting device which comprises an upper die base, supporting bases, guide rods and a fixing base, a lower die base is arranged on the outer wall of the lower end of the upper die base, and the supporting bases are welded to the outer walls of the two sides of the upper die base. A liquid inlet pipe is in threaded connection with the lower end of the outer wall of one side of the supporting seat, a fixing seat is in threaded connection with the outer side of the supporting seat, assembling holes are formed in the outer walls of the two sides of the fixing seat, a guide rod is movably installed in the supporting seat, and a piston plate is in threaded connection with the outer wall of the lower end of the guide rod; according to the upper cutter cooling device, the supporting base, the fixing base and the upper cutter can be cooled, the temperature of the upper cutter is guaranteed, the structural strength of the upper cutter is prevented from being affected by the temperature, and the service life of the upper cutter is guaranteed.

The invention provides a driving force lifting device for an electromagnetic force driving mechanism and the electromagnetic force driving mechanism, the driving force lifting device comprises a frame structure and a driving rod, a coil frame and a plurality of high-energy permanent magnet units are arranged in the frame structure, the coil frame is provided with a W-shaped loop structure, and a coil is wound on the coil frame. According to the embodiment of the invention, the through-flow of the electromagnetic force driving mechanism can be reduced or the situation that the electromagnetic force driving mechanism is driven by double systems can be avoided, the output force of the electromagnetic force driving mechanism can be improved through the W-shaped winding coil loop, and the structure of the electromagnetic force driving mechanism is more compact through the arrangement form of rearranging the permanent magnets.

The utility model discloses a distributed directional air supply air conditioner terminal based on complex environment, which comprises a plurality of first refrigerators arranged at different positions of a shield tunneling machine, each first refrigerator comprises a shell, a fan and a chilled water pipe assembly, the fan and the chilled water pipe assembly are both arranged in the shell, the chilled water pipe assembly comprises a chilled water pipe, a base plate, an evaporator end plate and a fin plate, the cross section shape of the fin plate is limited by a U shape, the base plate is fixedly connected to the lower bottom plate, the fin plate is connected to the first fixing beam and the second fixing beam, the evaporator end plate is arranged on the fin plate, and the evaporator end plate is arranged on the fin plate. The freezing water pipe is arranged in the fin plate in a nested mode. The cross section of each fin plate is in a U shape, so that gas entering the shell from the three side faces of the shell can conveniently exchange heat with the fin plates, and the purpose of improving the cooling effect can be achieved.

The application discloses a conveying device for product processing, which comprises an electromagnetic clutch, a one-way clutch, a first conveying assembly, a second conveying assembly and a third conveying assembly. The first conveying assembly and the second conveying assembly are in transmission connection with the driven end of the electromagnetic clutch, the third conveying assembly is in transmission connection with the driving end of the electromagnetic clutch, and the one-way clutch is in transmission connection with the first conveying assembly and the second conveying assembly in a one-way direction. The electromagnetic clutch is powered on, the driving end is closed with the driven end, the rotating driving clutch shaft member can drive the driven clutch shaft member to rotate through the electromagnetic clutch, and the first conveying assembly, the second conveying assembly and the third conveying assembly are driven to rotate. The electromagnetic clutch is powered off, the driven end can rotate independently relative to the driving end, the rotating one-way clutch drives the first conveying assembly and the second conveying assembly to rotate, and the third conveying assembly stops rotating.

The present invention discloses a top-pressing forming mechanism and a steel bar bending device, wherein the top-pressing forming mechanism comprises: a base plate, which is vertically fixed; a movable seat plate, which is slidably connected to the base plate so as to be able to slide vertically relative to the base plate; a top plate, which is slidably connected to the movable seat plate so as to be able to slide relative to the movable seat plate along the conveying direction and the reverse direction of the steel bar; a crank connecting rod, which is used to drive the movable seat plate so that the movable seat plate can perform reciprocating vertical movement by the drive of the crank connecting rod; wherein: the top plate presses the steel bar to bend the steel bar by moving upward with the movable seat plate, and the top plate escapes from the bending area of ​​the steel bar by moving downward with the movable seat plate.

The utility model discloses a self-protection switch tube control circuit, a drive circuit and a life electric appliance, which relate to the technical field of life electric appliance drive circuits and comprise a switch tube Q1, a signal source T1, a capacitor C1 and a capacitor C2. The signal source T1, the capacitor C1 and the capacitor C2 are connected in sequence; the capacitor C2 is also connected with the control electrode of the switch tube Q1, so that the capacitor C2 can provide starting voltage for the control electrode of the switch tube Q1 after being charged; when the signal source T1 outputs a square wave signal to the capacitor C1, the capacitor C1 can charge the capacitor C2, so that the capacitor C2 can provide starting voltage for the control electrode of the switching tube Q1; when the signal source T1 outputs a level signal to the capacitor C1, the capacitor C1 can cut off the level signal. The utility model mainly solves the problem of how to provide a drive circuit with a self-protection function based on a field effect transistor. According to the utility model, a self-protection function is provided for the control circuit and the drive circuit, the switch tube can be effectively prevented from being driven by a wrong signal source, and the safety of life electric appliances in use is improved.

The present invention discloses a clamping mechanism and a steel bar bending device, wherein the clamping mechanism comprises: a plate frame, which is slidably connected to a frame, the plate frame comprises a bottom plate and a vertical plate fixedly connected to the bottom plate, and the steel bar runs on the bottom plate; a swing block, which is pivotally connected to the vertical plate, and the swing block presses the steel bar against the bottom plate by rotating so that the clamping mechanism is switched to a clamping state, and is separated from the steel bar by reverse rotation so that the clamping mechanism is switched to a released state; and a driving component, which is used to drive the swing block to rotate reciprocatingly.

The invention provides a vehicle automatic driving takeover method and system. The method comprises the following steps that the fatigue degree of a driver is recognized according to a driver face image collected in real time; and outputting a corresponding prompt according to the fatigue degree of the driver, and selecting to maintain the vehicle running through automatic driving or control the vehicle to pull over and stop through automatic driving. According to the method, the automobile automatic driving function under different degrees can be automatically started while safety reminding is given, and automobile safety accidents caused by sudden health conditions of a driver can be effectively reduced.

The invention discloses a wear-resistant HDPE silicon core pipe production winding device which comprises a cooling mechanism, the cooling mechanism comprises a pump machine, a cooling pipeline and a water collecting tank, the pump machine is fixedly installed on one side of the water collecting tank, the cooling pipeline is fixedly installed on the upper portion of the water collecting tank, and a drainage pipe is fixedly installed on the lower portion of the cooling pipeline; and the transmission mechanism comprises a rotating shaft and a transmission rod, the rotating shaft and the transmission rod are rotationally installed on the inner side of the water collecting tank through fixing blocks, a waterwheel is fixedly installed on the surface of the rotating shaft, and a first bevel gear is fixedly installed at one end of the rotating shaft. By arranging the cooling mechanism, the transmission mechanism and the reciprocating swing mechanism, automatic cooling and efficient winding of the wear-resistant HDPE silicon core pipe are achieved, the equipment structure is simplified, extra energy consumption is reduced, the overall energy efficiency is improved, and meanwhile the complex cooling and driving problems of a traditional winding device are solved.

The utility model discloses a convenient and fast cable pay-off device, relates to the technical field of cable production equipment, and solves the problems that the existing pay-off device generally realizes rotation of a pay-off charging barrel during pay-off through a rotating shaft in the middle, the structure is inconvenient for feeding and discharging of the pay-off charging barrel, and the production efficiency is reduced. Comprising a pay-off rack and a pay-off charging barrel, the pay-off rack comprises an upper pressing plate and a lower roller set, the lower roller set comprises a fixed wheel set and a movable wheel set, the movable wheel set is in sliding connection in the direction close to or away from the fixed wheel set, and side plates at the two ends of the pay-off charging barrel abut against the lower roller set; the upper pressing plate is connected to the pressing plate lifting assembly and drives the pressing plate lifting assembly to ascend and descend vertically, one or more pressing rollers are connected to the lower portion of the upper pressing plate and abut against the upper side of the paying-off material barrel side plate, and the length of the pressing rollers is not smaller than the maximum distance between the fixed wheel set and the movable wheel set. According to the pay-off device, feeding and discharging work of the pay-off charging barrel can be facilitated, the stability during pay-off is improved, and the effect of reducing the labor intensity of operators is achieved.

This invention provides a method and system for taking over autonomous driving in vehicles. The method includes the following steps: identifying the driver's fatigue level based on real-time acquired facial images; outputting corresponding reminders based on the driver's fatigue level, and selecting between maintaining vehicle operation through autonomous driving or controlling the vehicle to pull over through autonomous driving. This invention can provide safety reminders while automatically activating different levels of autonomous driving functions, effectively reducing vehicle safety accidents caused by sudden health issues of the driver.

The utility model relates to a test piece ejection device which is used for ejecting a test piece in a glue film, the glue film comprises a glue film base and an upper die, and the upper die and the glue film base are arranged in a separable mode. The device is characterized in that the test piece ejection device comprises an upper die dismounting seat and a test piece ejection mechanism, the upper die dismounting seat comprises an upper die sliding plate and a supporting column, the supporting column is installed below the upper die sliding plate and used for supporting the upper die sliding plate, and a push-out groove is formed in the upper die sliding plate; the test piece ejection mechanism comprises an ejection air cylinder and an ejection push plate, the ejection push plate is mounted at the output end of the ejection air cylinder, and the ejection push plate is used for directly facing the push-out groove and pushing out the test piece in the upper mold. The test piece ejection device is ingenious in structure, practical, convenient to use and capable of pushing the cement test piece upwards from the bottom of the mold, so that the phenomena of test piece overturning and the like in the test piece taking-out process are avoided, the integrity of the cement test piece in the taking-out process is guaranteed, and then the quality of the cement test piece is guaranteed.

The utility model relates to gasoline detection technical field, concretely is a kind of gasoline oil sample detection device, including storage bottle, pivot, flexible hose, device lid and device main body, storage bottle outside fixed mounting has No. 3 threaded tube, device lid outside fixed mounting has No. 2 threaded tube, flexible hose outside fixed mounting has No. 1 threaded tube, No. 3 pivot outside fixed mounting has threaded fan blade, pivot outside fixed mounting has rotating counterweight, rotating counterweight outside is connected with gear assembly, the device design is by mechanical drive and can extract gasoline in the automobile fuel tank and carry out detection, so that it can ensure fuel quality, by the gasoline in the automobile fuel tank detection, can ensure that the quality of fuel meets relevant standards and requirements by the gasoline in the automobile fuel tank detection can prevent failure, avoid the engine failure caused thereby.

The utility model discloses an automatic water flushing device for a photovoltaic panel, which comprises the photovoltaic panel mounted on a bracket; the flushing device comprises a first flushing assembly and a second flushing assembly which are symmetrically arranged on the upper edge and the lower edge of the photovoltaic panel according to the installation angle of the photovoltaic panel, each flushing assembly comprises a flushing pipeline arranged along the upper edge of the photovoltaic panel, a plurality of water spraying openings are evenly formed in the flushing pipeline, and angle-adjustable nozzles are arranged in the water spraying openings and face the photovoltaic panel. A connector at one end of the flushing pipeline is connected with a water inlet hose; a control valve is arranged on the water inlet hose; and the PLC control system is used for controlling opening or closing of the first control valve and the second control valve according to a preset rule. The system is simple, the device is simple, the cost is low, and the system is suitable for a distributed photovoltaic power station.

The utility model discloses a layering mark bottom for ground subsidence monitoring. The device consists of a mark sleeve and a mark post coaxially and movably arranged in the mark sleeve, the marker post downwards penetrates out of the marker sleeve and is provided with a marker head used for being inserted into a top plate layer; an oil seal ring is arranged at the bottom of the mark sleeve relative to the mark post; a sealing ring is arranged at the contact part of the inner wall of the small-diameter end of the conical sleeve and the marker post; the header consists of a claw-shaped header and a header seat arranged at the upper part of the claw-shaped header; a protective sleeve is sleeved outside the label sleeve, more than two windows are arranged in the protective sleeve corresponding to the conical sleeve, and a telescopic fin is arranged corresponding to each window. According to the utility model, the telescopic fins are adopted, and the fins do not extend out in the descending process, so that the well wall is not damaged.

The invention provides a trigger switch capable of suppressing abrasion of a sliding electrode part and a device comprising the trigger switch. The trigger switch (TS) is provided with a front sub-brush (84) and a rear sub-brush (85) which, when a drive unit is driven by the movement of the trigger caused by a pressing operation on the trigger, move from an open position where the front sub-brush (84) and the rear sub-brush (85) come into contact with a front sub-electrode (82a) and a rear sub-electrode (82b) on a substrate (SU) to a closed position where the front sub-brush (84) and the rear sub-brush (85) do not come into contact with the front sub-electrode (82a) and the rear sub-electrode (82b). As the front sub-brush (84) and the rear sub-brush (85) move from the open position to the closed position, contact between the front sub-brush (84) and the rear sub-brush (85) and the substrate (SU) is released.

The present invention relates to the technical field of laser cutting machine tools, and in particular to a dust suction and cooling laser cutting machine tool, comprising a working platform and an air inlet and an air outlet located on both sides of the working platform, and a fan is arranged between the air inlet and the air outlet, a filter box is arranged between the air inlet and the fan, and a cooling box is arranged between the air outlet and the fan, the dust and hot air on the working platform are flowed through the air inlet and the filter box by the fan to filter and dust suction, and the filtered hot air is flowed through the cooling box and blown out from the air outlet by the fan to cool the workpiece and the environment on the working platform, and the dust and hot air are blown to the air inlet, so that the workpiece and the environment can be dust suctioned and cooled after cutting. The air inlet is divided into three air inlet areas, and the air outlet is divided into three air outlet areas and corresponds to the air inlet areas one by one, so that the working platform can be dust suctioned and cooled in different areas, so when processing to other areas, the processed area can be dust suctioned and cooled.

The present invention discloses an LED driver chip and an LED display, comprising: a control unit for outputting a control signal; a shadow elimination unit coupled to the control unit for providing a shadow elimination voltage in response to the control signal; and at least one driving unit respectively coupled to the control unit for providing a driving signal in response to the control signal, wherein: the shadow elimination unit comprises at least one output terminal, and the at least one output terminal is coupled to the output terminal of the at least one driving unit correspondingly, and is used to alternately output the shadow elimination voltage and the driving signal. The LED driver chip and the LED display of the present invention avoid the problem of increased power consumption and volume of the driver chip caused by repeated setting of the shadow elimination circuit by setting the shadow elimination unit to replace the shadow elimination circuit in the driving unit in the prior art, thereby reducing the cost of the LED driver chip and the LED display.

The invention discloses solid-liquid separation liquid treatment equipment for sewage treatment, relates to the technical field of sewage treatment, and aims to solve the problems that sewage subjected to aeration reaction in a container is mixed with newly introduced sewage, so that the newly introduced sewage in the aeration reaction cannot be in contact with gas preferentially, the aeration reaction is nonuniform, and the sewage treatment effect is poor. The air pressure of introduced air is increased in the accumulation process, so that the sliding disc compresses the elastic cover to deform and slide, the connecting column drives the stop block to move, different gaps are opened according to the air pressure, the air is guided out and makes contact with sewage, aeration treatment on the sewage is achieved, at the moment, the same gap is opened between the stop block and the through groove, and the air is uniformly guided out; meanwhile, the arc-shaped cover is matched with the side filler strip, so that the gas is in preferential contact with newly introduced sewage, and the situation that the aeration effect of the sewage is not uniform and the aeration treatment effect of the sewage is influenced due to preferential contact of the gas with the sewage subjected to aeration reaction is avoided while uniform aeration of the sewage is ensured.

The utility model belongs to the technical field of cold laminating film shearing, and particularly relates to a cold laminating film shearing device which comprises a supporting plate. The bottom ends of the pair of supporting plates are fixedly connected with a pair of supporting legs respectively; a placing plate is fixedly connected between the opposite side walls of the pair of supporting plates; a containing box is fixedly connected between the opposite side walls of the pair of supporting plates. The front side of the placing box is inclined; a U-shaped plate is fixedly connected to the outer sides of the pair of supporting plates; a concentric-square-shaped lower pressing plate is arranged between the opposite side walls of the U-shaped plate; a cutting assembly is arranged on the supporting plate; in order to overcome the defects in the prior art, the problem that when an existing cold laminating film shearing device is used for shearing the cold laminating film, due to the fact that the device does not have a structure for extruding and fixing the two sides of the cold laminating film at the tailoring position of a cutter, the cold laminating film cannot be cut off is solved. The problems that a cold laminating film is driven downwards by a cutter when the cold laminating film is cut, position deviation occurs in the cutting process, and cutting is incomplete are solved.

The application discloses a driving method of a pixel circuit and a display panel. The driving method can shorten the display time of a frame in a low gray scale range, improve the display gray scale, improve the current flowing through a light emitting device, avoid the driving of a low gray scale voltage, improve the stability of light emitting brightness, and further improve the mottling phenomenon of uneven light and dark in a low gray scale. Meanwhile, the gamma value is used in the process of calling the second data signal in the low gray scale range, so that the cutting of the gamma curve in the low gray scale is smoother, a smoother gray scale brightness curve is brought, and the implementation difficulty of the gamma curve is reduced.

The utility model relates to the technical field of industrial wax production, in particular to a shaping device with a cooling structure for industrial wax production, which comprises a water spraying mechanism, a cooling mechanism and a supporting mechanism, the cooling mechanism is positioned at the rear end of the water spraying mechanism, the supporting mechanism is positioned at the bottom end of the water spraying mechanism, and the water spraying mechanism comprises a water spraying tank. A first base plate is fixedly installed at the top end of the water spraying box, first connecting screws are fixedly installed at the four corners of the top end of the first base plate, and a water sprayer is fixedly installed at the top end of the first base plate. The working intensity of the refrigerating machine can be relieved while quick shaping is achieved through double cooling, the cost is reduced while the power consumption of the refrigerating machine is reduced, meanwhile, a water source in a water storage tank is circulated through a second liquid pumping machine, waste of water resources is reduced, and water can be prevented from being driven to the ground through blowing of an induced draft fan; meanwhile, the industrial wax is prevented from being frosted due to too low temperature in the cooling box.