18results about How to "Guaranteed normal output" patented technology

The invention discloses an LVDS (Low Voltage Differential Signaling) receiving circuit with a wide common-mode input range. The LVDS receiving circuit comprises a common-mode conversion circuit, a main comparator circuit, a secondary comparison circuit and a logical judgment circuit, the common-mode conversion circuit is used for converting an external wide common-mode input differential signal into a signal with constant common-mode voltage and no attenuation of the differential signal; the main comparator circuit identifies the converted differential signal to complete differential-to-single-ended data conversion; the secondary comparator circuit is composed of two low-speed comparators; and the logic judgment circuit judges the output of the main comparator and the window comparator to ensure that the output of the input end of the circuit group is a constant level under the short circuit and disconnection conditions, so that the function of dynamic failure protection of the circuit is realized. The wide common-mode input circuit can realize discrimination of wide common-mode input signals ranging from-4V to 5V, and has a dynamic failure protection function.

The utility model discloses a pathological section atomization machine with a refrigeration function, which relates to the field of medical instrument detection instruments, and comprises an atomization machine body, a refrigeration device and a control device, the refrigeration device comprises a cooling fan, a cooling fin, a semiconductor refrigeration sheet and a metal heat conduction rod; the refrigeration device takes a semiconductor refrigeration sheet as a refrigeration source, the heat dissipation surface of the semiconductor refrigeration sheet faces outwards, and the semiconductor refrigeration sheet is connected with a heat dissipation sheet; the outer side of the cooling fin is connected with a cooling fan; the refrigeration face of the semiconductor refrigeration piece faces inwards and is connected with one end of a metal heat conduction rod, and the other end of the metal heat conduction rod penetrates through the side wall of the atomizing chamber, is directly immersed in water liquid and is fastened through a bolt for refrigeration and cooling. According to the utility model, the rising of the water mist temperature in the working process of the atomizing machine can be obviously controlled, the environmental requirement of cold mist required by pathological section work is met, and the safety and the stability of section work can be obviously improved.

The application discloses a carton forming device, wherein the taking and overturning mechanism acts on the first side during rotation to take out the carton from the carton temporary storage box and then deliver the carton to the receiving and overturning mechanism; during the process of delivering the carton to the receiving and overturning mechanism, the stopper of the stop and overturning mechanism acts on the second side during rotation to make the third side and the first side away from each other, so that the carton body enters an open box posture; after the carton body enters the open box posture, the turning and overturning mechanism acts on the second side during rotation to make the carton body overturn in the direction opposite to the delivery direction of the taking and overturning mechanism, and then the carton body is output from between the turning and overturning mechanism and the receiving and overturning mechanism. The device makes the carton body recover from the folded state to the open box posture, and automatically folds the sealing pieces at both ends of the carton body, realizes the three-dimensional forming of the carton, has high automation degree, improves production efficiency and production quality, and is simple and convenient to use.

A method for controlling the movement of a garbage-carrying robot, wherein the garbage-carrying robot is equipped with a retractable and adjustable drive device, the method includes the following steps: detecting the load status of the garbage bin and confirming that the garbage bin lid is closed; calculating the two-dimensional center of gravity N of the garbage bin based on the weighing, and calculating the overall center of gravity (N2) based on the robot's center of gravity (N1); adjusting the relative position (eyQ) of the drive device based on the overall center of gravity (N2); setting the initial speed V1 and acceleration / deceleration a1 based on the current drive position (eyQ), and officially starting the walking task; during the movement, monitoring the integral of the pressure sensor fluctuation value in real time, if the integral of the pressure sensor fluctuation value exceeds a specified threshold, adjusting the speed and acceleration to: V = V1 * 0.7, a = a1 * 0.5; reaching the destination, completing the walking task. By adjusting the relative position of the drive device through the overall center of gravity, it is ensured that the drive device does not slip, and the real-time detection of the pressure sensor fluctuation value effectively ensures operating efficiency.

The application relates to a complex sentence query method, equipment and medium applied to an in-vehicle scene. The complex sentence query method comprises the following steps: after it is determined that a complex sentence is received, a plurality of target keywords in the complex sentence are parsed; fields to which the target keywords respectively belong are queried to obtain at least one field; the query relationship between the target keywords under the same field is set as OR, and the plurality of target keywords are sequentially queried according to the priority between the at least one field to output at least one query result. By adopting the complex sentence query method, the complex sentence query in the in-vehicle scene can be guaranteed to have a result output, and the real-time requirement of the in-vehicle scene can be met.

The utility model discloses a silicone oil stirring device capable of filtering impurities, which is characterized in that a discharging barrel is arranged at the central position in a tank body, the upper part of the discharging barrel extends into the tank body, a plurality of first through grooves are uniformly formed in the part, positioned in the tank body, of the discharging barrel along the longitudinal direction, and a filter cartridge is sleeved on the part, positioned in the tank body, of the discharging barrel; screen holes are densely distributed in the filter cylinder, a limiting cover is arranged at the top end of the discharging cylinder body, an output shaft of the motor is connected with the top end of the main shaft through a coupler, the bottom end of the main shaft penetrates through the tank cover and is connected with the center position of the top of the stirring paddle, and the inner wall of a groove of the stirring paddle movably makes contact with the outer wall of the filter cylinder. Impurities in silicone oil can be filtered through filtering of the filtering cylinder, external filtering equipment is not needed, space and cost are saved, the inner wall of the stirring paddle is connected with the outer wall of the filtering cylinder, the stirring paddle can scrape off the impurities left at sieve holes of the filtering cylinder during stirring, the sieve holes are prevented from being blocked by too many impurities, and therefore normal discharging is guaranteed.

The utility model belongs to atomization steam heating field provides a kind of atomization steam heating mechanism, atomization steam heating mechanism is provided with atomization steam conveying cavity;Atomization steam conveying cavity has with the atomization steam source intercommunication atomization steam inlet;And with the atomization steam inlet intercommunication hot mist outlet;Atomization steam conveying cavity is provided with atomization steam heating assembly;Wherein, the atomization steam generated by atomization steam source enters atomization steam conveying cavity by atomization steam inlet, is heated after being heated by atomization steam heating assembly and exports by hot mist outlet.The utility model further provides a kind of eye moistening instrument.In the utility model, atomization steam conveying cavity is provided with atomization steam heating assembly, the atomization steam generated by atomization steam source enters atomization steam conveying cavity by atomization steam inlet, is heated after being heated by atomization steam heating assembly and exports by hot mist outlet, atomization steam conveying cavity provides space for the heating and transmission of atomization steam, atomization steam can be effectively heated in it by atomization gas heating assembly, guarantee the formation and output of hot mist, to guarantee hot compress effect.

The utility model discloses a discharging device for nodular cast iron pipe production, and relates to the technical field of nodular cast iron pipes, the discharging device comprises a shell, a cutting mechanism is arranged in the shell, an adjusting mechanism is arranged in the shell, and the cutting mechanism comprises a fixing body. A first belt pulley drives a second belt pulley to rotate through a belt, then the second belt pulley drives a threaded rod to rotate, then rotation of the threaded rod enables a moving plate to move towards the iron pipe, then the moving plate drives a push plate to move together, and the first belt pulley is driven to rotate through a bidirectional threaded rod; and then a first belt pulley drives a push plate to move in the direction of the iron pipe through transmission, then the push plate pushes the iron pipe through springback of a spring, and the effects that the iron pipe can be automatically discharged after being cut, the accuracy of the discharging amount, the discharging speed and the discharging direction can be ensured, and the consistency and the quality of products can be easily kept are achieved.

This utility model discloses a V-type sand filter air-water backwash distributor, belonging to the field of V-type sand filters. The side wall of the V-type sand filter body is equipped with multiple water and air pipes. Each water and air pipe forms a set of air-water backwash components and corresponds to a set of filter plates. Each water or air pipe has a flow monitoring pipe connected to its outer end, and a control valve is installed at the outer end of the flow monitoring pipe to control the opening and closing of the air and water supply. The equipment employs flange connections and sealing ring designs in multiple places to ensure reliable connections and good sealing. The inlet water pipe and liquid inlet valve allow for alternating use during equipment maintenance, improving flexibility. During maintenance, disassembling the inlet and outlet pipes, flow monitoring pipes, and control valves allows for inspection and cleaning of the water and air pipes, and facilitates easy cleaning or replacement of the filter plates, ensuring continuous and stable operation of the equipment. The equidistant distribution of the air-water backwash components and filter plates ensures a uniform and efficient filtration system.

The invention relates to a power failure prevention device of a multi-energy hybrid power electric propulsion ship. The power failure prevention device comprises a main electric propulsion assembly, a slave electric propulsion assembly and a switching assembly. The device comprises a main power supply state and an emergency power supply state, when the device is in the main power supply state, a first wire and a second wire are powered on, a moving mechanism is attracted to an electromagnet, and the middle of a third wire is disconnected; when the device is in an emergency power supply state, the main power supply is powered off, the wiring terminal is matched and connected with the joints of the third wire and the fourth wire, and the third wire is connected with the fourth wire. Compared with the prior art, the system has the advantages that the master electric propulsion assembly and the slave electric propulsion assembly cooperate with each other, double electric propulsion guarantee is constructed, redundant supply of ship propulsion electric power is achieved, the operation risk after single power supply outage can be avoided, rapid and automatic switching can be achieved, the recovery time of propulsion power in the fault state is greatly shortened, and the ship propulsion efficiency is improved. And continuous output of ship propulsion power is guaranteed.

This invention discloses a separate high-voltage power supply, belonging to the field of high-voltage power supply technology. The separate high-voltage power supply includes an inverter box and a high-voltage tower. The inverter box is connected to the high-voltage tower via two cables. Protective components are respectively installed on the socket surfaces of the inverter box and the high-voltage tower. Each protective component includes a switch fixed to the socket surface and a pressure plate for pressing the switch. A sealed tube for storing dry air is fixed inside the high-voltage tower. By setting up these protective components, when a cable plug is fully inserted into the socket, the plug pushes the pressure plate to press and close the switch, triggering the switch and starting the high-voltage power supply. If any plug is not fully inserted or is loose, the pressure plate does not fully press the switch, and the protective component circuit cannot be energized. This ensures that high voltage is output when each high-voltage plug is fully inserted, preventing the high-voltage power supply from catching fire due to improper plug insertion.

The utility model relates to the technical field of color mixing in latex paint production, in particular to a color correcting and mixing device for latex paint production, which comprises a mixing tank, a tank cover body and a color paste cup, at least one cup seat groove is arranged at the upper end of the tank cover body, and a weighing sensor is arranged on the bottom surface of the cup seat groove. And the color paste cup is arranged in the cup seat groove and is pressed at the upper end of the weighing sensor. The color paste cup is reasonable and compact in structure and convenient to use, the color paste cup is placed in the cup base groove, color paste with the needed color is contained in the cup base groove, the weight of the color paste in the color paste cup can be weighed through the weighing sensor, the color paste discharging amount is controlled through the color paste electric control valve, and the color paste discharging efficiency is improved. The driving motor drives the stirring shaft to drive the stirring rod to uniformly stir color paste and other materials, so that the mixing quality of the latex paint can be effectively improved, the color mixing efficiency and effect of the latex paint are obviously improved, the color mixing, production and discharging of the latex paint are effectively ensured, and the latex paint color mixing device has the characteristics of safety, labor saving, simplicity, convenience and high efficiency.

The invention discloses a separated high-voltage power supply, and belongs to the technical field of high-voltage power supplies. A separated high-voltage power supply comprises an inverter box and a high-voltage tower, the inverter box is connected with the high-voltage tower through two cables, the surfaces of sockets of the inverter box and the high-voltage tower are respectively provided with a protection assembly, and each protection assembly comprises a switch fixed on the surface of the socket and a pressing plate used for pressing the switch; a sealing pipe for storing dry air is fixed in the high-pressure tower; by arranging the protection assembly, when the cable plug is completely inserted into the socket, the plug pushes the pressing plate to press and close the switch, so that the pressing plate triggers the switch and the high-voltage power supply is started, and when any plug is not completely tightly inserted or loosened and the pressing plate does not completely press the switch, the circuit of the protection assembly cannot be electrified; therefore, high voltage is output when each high-voltage plug is completely plugged, and ignition of a high-voltage power supply caused by the fact that the plug is not well plugged into the socket is avoided.

The utility model relates to the field of auxiliary discharging correction, and particularly discloses an auxiliary discharging correction device of extrusion spray quenching equipment, which comprises a bottom frame and two groups of correction mechanisms arranged on the bottom frame, and the two groups of correction mechanisms are symmetrically arranged. And each group of correcting mechanism comprises a fixed frame, and an upper and lower pinch roll mechanism and a side pinch roll mechanism which are arranged on the fixed frame. The auxiliary discharge correcting device of the extrusion spray quenching equipment can assist a profile in auxiliary straightening discharge after the profile enters a spray device, so that the conditions of product twisting and poor straight line caused by non-uniform spray water flow are improved, the yield of products is increased, and the subsequent shaping process is reduced; specifically, according to the height of the sectional material, the position of the upper clamping roller can be adjusted through the first adjusting mechanism, the upper portion and the lower portion of the sectional material are pre-limited flexibly, and then the sectional material is limited left and right through the distance between the two side rollers through the third adjusting mechanism, so that the sectional material is discharged straightly.

This utility model relates to the technical field of material conveying equipment, and in particular to a material conveying control mechanism for cement plants. It includes a chute for conveying materials, a conveniently located box-type feeder below the chute, a material hopper on the box-type feeder, and further includes: a transfer hopper connected to the output end of the chute; an inlet pipe connected to the output end of the transfer hopper, with several outlet pipes connected to the output end of the inlet pipe. The box-type feeder is located at the output end of the outlet pipes. A material conveying control component controls a gate connected to the outlet pipes, thereby controlling the discharge sequence and opening / closing of the several outlet pipes. Under the action of sensors, the material conveying control component can sequentially feed materials to several box-type feeders without worker supervision. Compared to existing material conveying methods, this device's material conveying mechanism can automatically control the material conveying process.

The invention discloses a massage air bag for a medical bed chair, and relates to the technical field of medical nursing equipment, the massage air bag comprises a base layer air bag used for being fixedly connected to the medical bed chair and provided with a connector connected with an air source; the upper-layer air bag is fixedly connected to the outer side face of the base-layer air bag, an upper-layer air cavity is formed in the upper-layer air bag, and the upper-layer air cavity is controlled to be inflated and deflated to achieve massage; the upper-layer air bag is provided with an air jet port, an air jet flow channel independent of the upper-layer air cavity is formed in the air jet port, and the air jet flow channel penetrates through the upper-layer air bag and extends to the outer side face of the base-layer air bag. The air injection flow channel independent of the inner upper-layer air cavity is formed in the upper-layer air bag, so that the massage air bag can synchronously and independently inject air flow to the human body contact surface in a directional mode when inflating and deflating massage is conducted on the massage air bag. Local ventilation can be achieved, the stuffiness feeling of the long-term contact part can be relieved, and local air injection massage or hot compress can be achieved by adjusting the air flow temperature.

The application relates to the technical field of water turbines, and discloses a water turbine runner blade and a water turbine, which comprise an assembling mechanism and an assembling plate, the assembling plate is arranged at the upper and lower ends of the assembling mechanism, the outer portion of the assembling plate is provided with a main shaft, the assembling mechanism comprises a hollow column, sliding plates are slidably connected to the upper and lower ends of the hollow column, the outer portion of each sliding plate is provided with a top plate, the top plates are connected with the assembling plate, elastic plates are arranged between the two groups of top plates, an air pump is arranged in the inner cavity of the hollow column, and the air inlet end of the air pump is in communication with the hollow column. The water turbine runner blade and the water turbine optimize the water flow state in the volute inner cavity, reduce energy loss caused by water flow disorder, further improve the overall operation stability and the anti-abrasion effect of the water turbine, adapt to the operation environment with high sand content in the Tuoshigang River basin, reduce part abrasion damage, reduce the maintenance frequency and cost, and guarantee long-term safe and stable operation of the unit.

The utility model discloses a plant protection unmanned aerial vehicle convenient to supplement pesticide liquid, which belongs to the technical field of plant protection unmanned aerial vehicles and comprises an unmanned aerial vehicle body, a lower pesticide inlet pipe is fixedly connected to the top of a pesticide box, a lower connector is fixedly connected to the top of the lower pesticide inlet pipe, clamping grooves are formed in the inner walls of the two sides of a groove, and an upper connector is arranged at the top of the lower connector. The top of the upper connector is fixedly connected with an upper medicine inlet pipe, the bottom of the upper connector is evenly and fixedly connected with fixing blocks, the two ends in the limiting groove are movably connected with limiting blocks, a spring is fixedly connected between the limiting blocks, and clamping blocks are fixedly connected to the outer walls of the limiting blocks. According to the plant protection unmanned aerial vehicle convenient for supplementing the pesticide liquid, through cooperation of a spring, a limiting block, a clamping block and a clamping groove, a lower connector and an upper connector can be rapidly installed, the installation time is shortened, the pesticide adding speed is increased, the clamping block is fixed in the clamping groove through a bolt, abrasion and looseness of a connecting part are prevented, falling of a supplementing pipe and spraying and leakage of the pesticide liquid are avoided, and continuous pesticide adding is guaranteed; and the working efficiency is improved.