Abstract: The present invention relates to an S-configuration-containing amino benzamide pyridazinone compound, a preparation method therefor, and a pharmaceutical composition and application thereof. Specifically, the present invention relates to a compound represented by the following general formula I or a pharmaceutically acceptable salt thereof, a preparation method therefor, and a pharmaceutical composition and application thereof. The S-configuration compound of the present application has very strong binding activity on class I histone deacetylase (HDAC1), and shows inhibitory activity on in-vitro proliferation of various tumor cells.

Abstract: The present invention relates to an ethanol foam sclerosing agent for vascular anomalies and a preparation method thereof. The ethanol foam sclerosing agent includes absolute ethanol, water, Tween 80 and a stabilizer. The ethanol foam sclerosing agent further includes hyaluronic acid. The mass composition of the ethanol foam sclerosing agent includes 32-42% of absolute ethanol, 0.5-2% of Tween 80, 0-25% (excluding 0) of egg yolk lecithin, 0-2% (excluding 0) of hyaluronic acid, and the balance of water. The stabilizer is hyaluronic acid or glycerin. Foam is prepared by the Tessari method. While the original therapeutic effect of ethanol is not changed, the side effect of the ethanol is significantly reduced.

Abstract: Provided is a lamp unit, a connector, and a lamp system having the lamp unit that includes a lamp panel, a connector having a rotating shaft, and a first connection portion and a second connection portion each being sleeved on the rotating shaft in a hinge form and being rotatable relative to each other around the rotating shaft, and connection ports detachably snap-fitted with one of the first connection portion and the second connection portion. The relative angle between the first connection portion and the second connection portion can be adjusted after the lamp units are connected in a three-dimensional manner via the connectors. In addition, one of the first connection portion and the second connection portion of each connector is detachably snap-fitted with a connection port of each lamp unit, which can make the connection between the lamp units more secure while ensuring convenient assembly and disassembly.

Abstract: Provided is a light system, a light element, and a mounting pad of a light. The light system includes a light element and a mounting pad. The light element includes a light-emitting unit to emit light; an attachment unit to attach the light element to any position on a mounting surface on which the light element is mounted; a wireless electric-power receiving unit to receive electric power for driving the light element by wireless electric-power transmission; and a light-emitting unit power supply circuit, connected to the wireless electric-power receiving unit to transmit the electric power received by the wireless electric-power receiving unit to the light-emitting unit. The mounting pad includes a mounting area having the mounting surface on which the light element is mounted and a wireless electric-power transmitting unit to transmit the electric power to the wireless electric-power receiving unit on the mounting surface by wireless electric-power transmission.

Abstract: The present application discloses a metering device, including a structure body of the metering device, a first metering chip and a metering master control chip. The first metering chip is configured for performing fundamental wave and full wave processing on electric energy data; the metering master control chip includes a master control chip core, a coprocessor and a storage unit, wherein the master control chip core and the coprocessor share the storage unit; and the coprocessor is configured for performing harmonic processing on the electric energy data based on the storage unit and based on a manner of instruction. By applying the solution of the present application, the electric energy data of the metering device can be processed quickly and efficiently, and a hardware cost is saved at the same time. The present application also provides an electric energy meter which has the corresponding technical effects.

Abstract: A ureteral stent and a manufacturing method of a ureteral stent are applied to the technical field of medical instruments, to effectively reduce ureteral stent failure in fluid guiding. The ureteral stent comprises an inner structure (200), and an outer structure (100) sleeved on the inner structure (200), wherein the outer structure (100) is a tube-shaped structure, and the outer structure (100) is made from a first wire (110). The ureteral stent can effectively reduce ureteral stent failure in fluid guiding.

Abstract: Provided is a lamp system and a lamp unit that includes a light-emitting plate having a first light-emitting surface, a back plate arranged opposite to the light-emitting plate, a frame portion supporting the light-emitting plate at the periphery of the light-emitting plate and the back plate, and forming a cavity between the light-emitting plate and the back plate, a light source assembly arranged in the cavity and emitting first light and second light, wherein the first light has a first light attribute and is emitted from the first light-emitting surface, the second light has a second light attribute and is emitted from a second light-emitting surface, and the second light-emitting surface is arranged at the periphery of the light-emitting plate, and at least one connection port for electrically connecting the lamp unit to another lamp unit.

Abstract: A quick-assembly structure includes first inserting connection structures, where each of the first inserting connection structures includes an inserting and clamping member and a groove body; each of the groove bodies includes an inserting groove and a clamping groove which are in communication with each other, the corresponding inserting and clamping member is inserted into the inserting groove in a vertical direction and then horizontally slides into the clamping groove in a first direction; and the seat cushion is further provided with elastic buckles, the chassis includes a clamping connection surface, and when the inserting and clamping members slide to predetermined positions in the clamping grooves, the elastic buckles are clamped with the clamping connection surface of the chassis in an abutting manner so as to restrict the chassis from sliding relative to the seat cushion in a direction opposite to the first direction.

Abstract: A quick-assembly structure includes an inserting portion and an inserting port allowing the inserting portion to be inserted, where one of the inserting portion and the inserting port is provided on the chassis, and the other one is provided on the back frame. A locking block of the inserting portion is movably arranged relative to the inserting port; and in an assembled state, a bump of the inserting portion is inserted into the inserting port along with the inserting portion, the locking block is pushed by an elastic force of an elastic member of the inserting port to enter a locking position, and at the locking position, a locking end of the locking block enters the inserting port and abuts against an abutting surface of the bump so as to restrict the inserting portion from being pulled out in a direction opposite to an inserting direction thereof.

Abstract: A wireless power transmitter can include a wireless power transfer coil designed to magnetically couple with a corresponding coil in a wireless power receiver to facilitate wireless power transfer from the wireless power transmitter to the wireless power receiver, a power converter configured to drive the wireless power transfer coil, and control and communications circuitry coupled to the wireless power transfer coil and the power converter. The control and communications circuitry can be configured to operate the power converter to drive the wireless power transfer coil so as to transfer power to the wireless power receiver in accordance with a negotiated power transfer. Simultaneously during power transfer, the control and communications circuitry can send a polling signal to detect a foreign object including a wireless transponder and reduce or stop wireless power transfer upon receiving a response to the polling signal from a foreign object including a wireless transponder.

Abstract: Disclosed is a lighting control method and a lighting control device for a light source having LEDs, and a lighting device and includes acquiring the number of LEDs and a control curve for controlling changes in brightness and color of the light emitted from each LED over time, the control curve defines the same brightness cycle and color cycle for each LED, the brightness cycle indicates a brightness period and a brightness curve of the change in brightness over time within each period, determining a time offset on the control curve according to the number of LEDs and the brightness change period, determining the starting timings of the remaining LEDs on the control curve according to the starting timing of the first LED and the time offset, and controlling each LED from the starting timing on the control curve, to emit light according to the brightness and color determined.

Abstract: A method for preparing carbon black from pyrolysis char of waste tires by a molten salt thermal treatment and a product thereof are provided. The method includes heating one or two groups of a metal chloride salt group and a metal sulfate group to obtain a molten salt; adding pyrolysis char of waste tires into the molten salt and subjecting same to a molten salt thermal treatment under a preset reaction atmosphere; after the reaction is complete, separating the reaction product to obtain a secondary molten salt and treated pyrolysis char, washing the treated pyrolysis char with hot water and then drying same so as to obtain carbon black, and at the same time, recycling the secondary molten salt.

Abstract: The invention is relating to a steel cord for rubber reinforcement. The steel cord has a construction comprising an outer layer and an inner strand surrounded by and adjacent to the outer layer, the inner strand comprises at least one steel filament with a number of N1 and an average diameter of d1 expressed in mm, the outer layer comprises steel filaments with a number of N2 and an average diameter of d2 expressed in mm, the inner strand has a torque T1 and the outer layer has a torque T2, the relation between T1 and T2 are defined. By doing this, the tip rise problem of the rubber ply reinforced by steel cords is reduced.

Abstract: Disclosed in the present application is a strip mounting system that includes a mounting clip configured to removably receive a strip; and a mounting base configured to be connected to the mounting clip and to be removably connected by headless nails to a surface to be mounted. In a state in which the strip is mounted to the strip mounting system that has been connected to the surface to be mounted, hammered ends of the headless nails are shielded by the strip. A strip can be stably fixed and easy to be taken out or replaced by the strip mounting system, with almost no damage to the wall when the whole strip mounting system is dismounted, a large enough operating space for the hammering of the headless nails during the mounting process, and the headless nails shielded by the strip, thereby providing a good appearance.

Abstract: The present disclosure relates to lamp unit, lamp system and method for mounting the lamp system. The lamp unit includes: a lamp panel having a cavity formed by a light-emitting surface and a back surface, is provided with light-emitting elements and a plurality of electrical contact points that are electrically connected to the light-emitting elements, and a plurality of openings to expose the electrical contact points; and a mounting unit configured to be detachably mounted on a back surface center portion of the back surface and used for mounting the lamp unit on a predetermined position, and the mounting unit is provided with a plurality of connection positions for forming an electrical connection with another lamp unit. By means of the above manner, the operation of mounting a connector on the lamp unit is easier.

Abstract: The present disclosure provides a dummy load control circuit and a lighting device. The dummy load control circuit and a dummy load module are connected in parallel with a power supply input end and the dummy load control circuit includes a first switch circuit having a first switch control module so the first switch is controlled to be turned off when the power supply input end is connected to a triac dimmer, and turned on when the power supply input end is not connected to the triac dimmer, a second switch circuit having a second switch control module controlling on/off of the second switch, and a constant voltage source providing a constant voltage so the dummy load module is turned on when the first switch and the second switch are turned off, and turned off when the first switch and/or the second switch are turned on.

Abstract: An example method comprises receiving first historical meso-scale numerical weather predictions (NWP) and power flow information for a geographic distribution area, correcting for overfitting of the historical NWP predictions, reducing parameters in the first historical NWP predictions, training first power flow models using the first reduced, corrected historical NWP predictions and the historical power flow information for all or parts of the first geographic distribution area, receiving current NWP predictions for the first geographic distribution area, applying any number of first power flow models to the current NWP predictions to generate any number of power flow predictions, comparing one or more of the any number of power flow predictions to one or more first thresholds to determine significance of reverse power flows, and generating a first report including at least one prediction of the reverse power flow and identifying the first geographic distribution area.

Abstract: A lighting apparatus includes a driver module, a light source, a main housing and an optical plate. The driver module converts an external power to a driving current. The light source includes multiple LED chips. The light source is coupled to to the drive module to emit a light. The main housing is used for disposing the driver module and the light source. The optical plate is detachably inserted into a sliding track of the main housing via a lateral opening of the main housing so that the optical plate is replaceable. The optical plate changes a light direction of the light emitted by the light source to a light opening. A first surface of the light opening is substantially perpendicular to a second surface of the lateral opening.