13results about How to "Reduce discharge rate" patented technology

The invention discloses deep underground water quality on-line monitoring equipment, and belongs to the technical field of water quality monitoring equipment. In order to solve the problem of low detection efficiency of the existing product, the invention provides the following technical scheme: the device comprises a monitoring cabinet, a touch display screen, and a cross beam, a water pump, a control unit and a water quality monitoring unit which are arranged in the monitoring cabinet. The detection mechanism arranged in the water quality monitoring unit is matched with the driving mechanism to sample and detect water resources entering the monitoring pool, and the detection assembly in the detection mechanism intercepts the water resources in a small space, so that the standing time of the water resources before detection is shortened; the water resource detection efficiency is further improved through mutual switching type adjustment among the multiple detection assemblies, frequent start and stop operation of the water pump is not needed, the service life of the water pump is prolonged, configuration of a control valve is avoided, the equipment cost and configuration of related control programs are reduced, and equipment popularization is facilitated.

The utility model discloses a silicomanganese alloy production waste heat recovery mechanism, which relates to the technical field of silicomanganese alloy production, and comprises a recovery shell, a chimney is arranged at the top end of the recovery shell, a filtering mechanism is arranged in the recovery shell, and the filtering mechanism is used for filtering waste heat in the recovery shell according to the discharge capacity of flue gas and the filtering requirement. And the bottom end of the recovery shell is connected with a smoke exhaust pipe fitting in a penetrating mode, a heat absorption mechanism is arranged in the recovery shell, the heat absorption mechanism is used for heating industrial liquid through the temperature of smoke, and the smoke exhaust pipe fitting is connected with the bottom end of the recovery shell in a penetrating mode. And then the silicon-manganese alloy production waste heat is subjected to heat recovery treatment. In the using process, vertical lifting treatment is conducted on the outer sides of the side limiting plates through the side supporting arms, in the using process, vertical positioning is conducted on the transverse supporting plate and the ceramic filter element arranged at the top end through the side supporting arms, and chimneys of different specifications can be adjusted conveniently.

The utility model provides an IGBT driving circuit based on a push-pull structure, and relates to the technical field of power electronic device driving, and the IGBT driving circuit comprises an optocoupler isolation module which is used for receiving a control signal and providing electrical isolation output; the push-pull driving module comprises an NPN type triode Q1 and a PNP type triode Q2 which are complementary and symmetrical; the push-pull driving module is configured as follows: when the optocoupler is conducted, Q1 is saturated and conducted, Q2 is cut off, and a driving current charges an IGBT grid electrode through R2; when the optocoupler is turned off, the Q2 is saturated and turned on, the Q1 is turned off, and the driving current flows through the R3 to discharge the grid electrode of the IGBT. Bidirectional driving current is provided through a push-pull structure, the charge charging and discharging speed of the IGBT grid electrode is increased, the switching loss is reduced, bidirectional driving current is provided through a switch-on resistor R2 and a switch-off resistor R3, the resistance value of the switch-on resistor R2 is selected to be small, the purpose of reducing switch-on loss Eon is achieved, the resistance value of the switch-off resistor R3 is selected to be large, and the purpose of reducing switch-off Vce is achieved.

The utility model discloses a vehicle-mounted TBOX low-voltage starting prevention switching circuit which is composed of a power input circuit, a protection circuit, a decoupling circuit, a fuse, a slow starting circuit, an MOS switching tube circuit, a filter circuit, a decoupling circuit, a low-voltage starting prevention circuit and a system main power supply DC / DC circuit. The protection circuit comprises an electrostatic, filtering and anti-surge circuit; the low-voltage starting prevention circuit is controlled to start by elements such as a Zener diode. When the vehicle-mounted battery supplies power, the circuit is subjected to multiple processing, and when the voltage is lower than a safety threshold value, the TBOX communication terminal is prevented from being started, battery discharging is slowed down, premature over-discharging is avoided, meanwhile, the problems that the input voltage is too low, and a power supply is frequently started for power failure are solved, and stable operation of the vehicle-mounted battery and a TBOX system is effectively guaranteed.

The device comprises a water storage tank and further comprises a partition platform, an annular water bag and a top water injection assembly, a partition cavity is formed in the side wall of the water storage tank, a plurality of supporting plates are arranged in the partition cavity, the partition platform is arranged at the inner top of the water storage tank, a plurality of fixing frames are fixedly connected to the outer wall of the water storage tank, and the annular water bag is fixedly connected to the outer wall of the water storage tank. The annular water bag is fixedly connected in the water storage tank, the bottom of the water storage tank is communicated with a bottom barrel, a multi-directional discharge mechanism is arranged between the annular water bag and the bottom barrel, the top water injection assembly is arranged at the top of the water storage tank, and a water injection lifting mechanism is arranged between the top water injection assembly and the annular water bag. The problem that in the prior art, when water is stored in a water storage tank, the water storage tank is prone to being affected by temperature difference in the external environment is solved.

This utility model relates to the field of adhesive processing technology and discloses a corrugated paper adhesive processing device, including a processing tank. A feed pipe is fixedly installed on the upper part of one side of the inner wall of the processing tank. A drive pipe is vertically rotatably connected inside the processing tank. An agitator is fixedly installed at the lower end of the drive pipe. Air outlets are equidistantly opened on the outer side of the agitator. This utility model controls the operation of an air pump. Through the combination of the air outlet, air vent, and air port, airflow can be introduced into the drive pipe and discharged through the air outlets on the outer side of the agitator. This can agitate the raw materials in the processing tank, further improving the uniform mixing efficiency of the raw materials. When it is necessary to discharge the adhesive from the processing tank, the air vent is closed by a first solenoid valve, and the discharge pipe is opened by a second solenoid valve. The air pump continues to operate. As the air pressure inside the processing tank increases, the discharge speed of the adhesive can be increased, avoiding the adhesive from becoming viscous and resulting in low discharge efficiency.

The utility model discloses a wheel hub and a vehicle, and relates to the technical field of wheel hub motors, in particular to the wheel hub and the vehicle, comprising a middle cavity arranged in an internal cavity of the wheel hub and separated and sealed from the internal cavity through an elastic diaphragm assembly; according to the hub and the vehicle, the middle cavity is isolated in the inner cavity of the hub through the elastic diaphragm assembly, the middle cavity is directly communicated with the external space, pressure balance is achieved between the inner cavity and the middle cavity as well as between the inner cavity and the external space through elastic deformation of the diaphragm assembly, and under the action of the diaphragm assembly, pressure balance is achieved. The inner cavity is not directly communicated with the external space, water is effectively prevented from entering the motor, the exhaust hole is formed in the position of the maximum turning radius of the middle cavity, impurities in the middle cavity can be discharged through the exhaust hole by means of centrifugal force generated when the hub rotates, the exhaust hole is prevented from being blocked, and then air pressure balance inside and outside the hub is guaranteed.

The utility model discloses a flue gas exhaust device for a curing oven, which comprises two racks, an operating table is arranged at the upper ends of the racks and fixedly connected with the racks, and the curing oven is arranged at the upper end of the operating table and fixedly connected with the operating table; the smoke exhaust pipe is arranged on one side of the upper end of the curing oven, the other end of the smoke exhaust pipe extends into the curing oven, a mounting base is arranged on one side of the outer portion of the smoke exhaust pipe and fixedly connected with the smoke exhaust pipe, an inserting plate is arranged in the mounting base and extends into the smoke exhaust pipe, and the inserting plate is fixedly connected with the smoke exhaust pipe. A filter screen is arranged in the portion, located in the smoke exhaust pipe, of the insertion plate. And the bolts are arranged on the two sides of the upper end of the inserting plate, the bolts penetrate through and extend to the lower portion of the inserting plate, the lower ends of the bolts are in engaged connection with the mounting base through threads, and the problems that impurities in smoke are difficult to filter, and the smoke exhaust pipe is of a fully-open structure are solved through the structure.

The utility model relates to leather auxiliary production technical field discloses a kind of leather auxiliary mixers, including stirring drum, the inner chamber upper end of stirring drum is detachably installed with storage cylinder, the inner chamber of storage cylinder is provided with multiple storage cavities, the upper end of storage cylinder is provided with multiple feed hoppers, and feed hopper is annular distribution.The utility model technical scheme can make stirring rod to the leather auxiliary raw materials falling from fixed net to stir mixing, fan-shaped baffle on stirring rod can intermittently shield fixed net, thereby reduce the discharge rate of leather auxiliary raw materials from fixed net, thereby avoid the situation of leather auxiliary raw material accumulation, further improve the stirring effect of stirring rod, simultaneously it can also be rotated by fan-shaped baffle following stirring rod, thereby make the rotating fan blade baffle to the falling powder to be scattered, thereby reduce the large particle in powder, and the mixed stirring effect of subsequent stirring rod is further improved by the scattered powder.

This utility model belongs to the field of phthalic anhydride production technology, specifically relating to a waste heat recovery and utilization device for a phthalic anhydride production apparatus. It includes a recovery tank, a drain outlet fixedly connected to the lower end of the recovery tank, an air inlet fixedly connected to the left side of the recovery tank, a water tank fixedly connected to the upper end of the recovery tank, a purification tank fixedly connected to the upper end of the water tank, a waste heat recovery and utilization mechanism in the water tank, a purification mechanism inside the purification tank, a discharge hood fixedly connected to the upper end of the purification tank, and an exhaust port fixedly connected to the upper end of the purification tank. This utility model utilizes a bent pipe passing through the interior of the water tank to transport heat into the water tank, thereby increasing heat utilization. The bent pipe also reduces the heat emission rate, prolonging the heat residence time inside the water tank and increasing the heating effect. The air inlet hood further enhances the heat transport and emission into the bent pipe, maximizing heat utilization.

The present invention relates to the technical field of power batteries, and in particular to a method, device, vehicle and medium for controlling discharge allowable power, which includes: obtaining the lowest cell voltage of the power battery at the current moment; if the lowest cell voltage of the power battery at the current moment is less than a preset undervoltage threshold, obtaining the actual discharge power of the power battery at the moment when the lowest cell voltage of the power battery begins to be less than the preset undervoltage threshold, and the lowest cell voltage of the power battery at the previous moment; according to the lowest cell voltage of the power battery at the current moment and the lowest cell voltage of the power battery at the previous moment, calculating the voltage change trend and voltage change amount of the lowest cell voltage of the power battery, thereby determining the target change rate of the discharge allowable power of the power battery at the current moment; controlling the discharge allowable power of the power battery according to the actual discharge power and the target change rate. Thus, the problems of power limitation caused by over-discharge of the battery in the prior art and sudden change of vehicle power are solved.

The utility model discloses a compound seasoning raw material stirring device which comprises a stirring barrel and a stirring rod, a mounting frame is welded on one side of the upper surface of the stirring barrel, the compound seasoning raw material stirring device further comprises a stirring mechanism, the stirring mechanism is mounted on the mounting frame and used for driving the stirring rod to rotate in the stirring barrel, the stirring mechanism comprises a fixed rod, and the fixed rod is fixed on the mounting frame. The fixing rod is rotationally connected with the inner wall of the top end of the mounting frame through a bearing, and the end, arranged on the inner side of the stirring barrel, of the fixing rod is fixedly connected with the stirring rod. The problems that in the stirring process of seasoning raw materials, an existing composite seasoning raw material stirring device cannot conveniently and uniformly guide the raw materials into a stirring barrel, so that the uniform mixing efficiency of the seasoning raw materials is low, workers need to manually add the raw materials, and the labor intensity of the workers is high can be solved.