30results about How to "Affect brightness" patented technology

The invention relates to an OLED pixel circuit and a driving method thereof, a display panel and a display device. The OLED pixel circuit comprises a charge control module, a driving transistor, a reset control module, a light emitting control module and a light emitting device, wherein the charge control module is connected with a data line and the reset control module, and is used for introducing data signals provided by the data line to the reset control module, and the reset control module is connected with the driving transistor, and is used for resetting and compensating the driving transistor according to the data signals, so that a control electrode of the driving transistor has a first preset electric potential; the driving transistor is used for generating driving current allowing the light emitting device to emit light according to the electric potential of a source electrode and the first preset electric potential of the control electrode, and the light emitting control module is connected between the driving transistor and the light emitting device, and is used for controlling the driving transistor and the light emitting device to be connected or disconnected. According to the OLED pixel circuit, the impact of the attenuation of reference voltage signals and the change in threshold voltage on display effect can be avoided.

The invention discloses an edge type backlight module capable of strengthening local cooling. The part next to at least one incident side edge, of the backplane of the backlight module is provided with a locally strengthened cooling region; and the surface of the locally strengthened cooling region is provided with a strengthened heat-conducting coating and a three-dimensional cooling configuration, thus the heat can be distributed evenly so as to reduce the temperature and the heat exchange area can be increased. Therefore, by adopting the edge type backlight module capable of strengthening local cooling, the influence of high temperature on the chroma and brightness of the light-emitting device can be avoided, the uniformity of the chroma and brightness of the integral liquid crystal display module can be improved and the light-extraction efficiency can be increased.

The invention discloses a luminescent panel and a manufacturing method thereof. The luminescent panel is provided with a luminescent layer. The luminescent layer is prepared from the following components in percentage by weight: 10-50% of luminescent powder, 0.5-2% of nanometer titanium oxide, 0.05-2% of nanometer cerium, 0.05-0.2% of curing agent, 5-20% of flame retardant, 0.05-0.2% of accelerator, and the balance of transparent resin. The luminescent panel has the advantages of high luminescent brightness, long luminescent time, ultraviolet protection, good strength and long service life.

The embodiment of the invention provides a light guide plate and a fabrication method thereof, a backlight module and a display device, which relate to the technical field of display and can realize an anti-peep function without the help of a peep-proof film. The light guide plate comprises a light guide layer and a grating layer, wherein the light guide layer comprises a light incident surface, alight emergent surface and a bottom surface opposite to the light emergent surface, and multiple optical dots are arranged on the bottom surface; the grating layer is arranged at the side of the light emergent surface of the light guide layer and comprises multiple parallel and equidistantly-arranged grating strips; the multiple optical dots are used to enable light incident from the light incident surface to be emergent on the grating strips; and along the arrangement direction of the grating strips, the angle of light emergent from the grating layer is smaller than that of light emergent from the light guide layer.

The invention belongs to the field of printing coatings and provides an ultralow-dry coating weight high-temperature resistant release agent, the ultralow-dry coating weight high-temperature resistantrelease agent comprises the raw materials of a waterborne polyurethane resin emulsion, a water borne cellulose nitrate emulsion, a waterborne organic silicon resin emulsion, and a solvent; the invention further provides a preparation method and an application of the ultralow-dry coating weight high-temperature resistant release agent.

The invention discloses a self-cleanable LED lamp which comprises a lamp body. The self-cleanable LED lamp is characterized in that the self-cleanable LED further comprises a roller contacting with the undersurface of the lamp body, the length of the roller is larger than or equal to the width of the undersurface of the lamp body, and the LED lamp body further comprises a driving device driving the roller to move along the length direction of the undersurface of the lamp body. The roller contacting with the undersurface of the lamp body is arranged on the lamp body and can be driven by the driving device to move on the undersurface of the lamp body, so that dedusting can be performed on the undersurface of the lamp body and brightness of the lamp can be prevented from being influenced by dust accumulation.

The invention discloses a method for dynamically controlling temperature of a central area of an array light emitting diode (LED) lighting lamp. According to the method, a characteristic that forward voltage drop of a positive-negative (PN) junction of an LED luminescent tube declines linearly along with the increasing of the temperature is utilized to detect the temperature of an LED lighting array; after a microprocessor acquires the temperature of each area, the on-time of the LED luminescent tubes on each level in the center area of an LED luminescent tube array are regulated in a pulse width modulation (PWM) way, and the average working current of the LED luminescent tubes is regulated, so that the temperature of the LEDs in different level areas in the center can be dynamically controlled, and the temperature is maintained in a range of (120+ / -5) percent of the temperature of LED lamps in an utmost periphery low-temperature area. By the method, under the condition that overall luminance is not influenced basically, the temperature of the center area of the LED luminescent tube array can be effectively reduced, the luminous efficiency of the LED luminescent tubes can be improved, the power consumption of the LED lamps can be reduced, and the service lives of the LED luminescent tubes in the center area and the whole LED lamp can be prolonged.

The invention discloses an LED landscape lamp with an automatic cleaning lampshade. The LED landscape lamp comprises a support assembly, a dust removal assembly and a lighting assembly; the support assembly comprises a lamp holder, a lamp rod, support rods and a fixing box, and the dust removal assembly comprises a motor, a fixing ring, connecting rods and cleaning cloth. The motor is located in the fixing box and fixedly connected with the fixing box, the inner side wall of the fixing ring is provided with the cleaning cloth, the cleaning cloth is connected with the fixing ring, and the connecting rods are located on the lower surface of the cleaning cloth and attached to the cleaning cloth; when the lampshade rotates due to the rotation of the motor, the surface of the lampshade can havefriction with the cleaning cloth, dust attached to the surface of the lampshade can be cleaned away by the cleaning cloth, the long-time accumulation of the dust on the surface of the lampshade is avoided so that the situation can be avoided that the brightness of the LED landscape lamp is influenced by the dust, the attractiveness of the LED landscape lamp is ensured, and the landscaping purposeof the LED landscape lamp can be achieved.

The invention relates to a display panel, a power supply method thereof and a display device. The display panel comprises a first group of power lines, a second group of power lines, a third group ofpower lines, a driving chip, a switching circuit and a light-emitting element, wherein the driving chip comprises a power supply module; one end of the first group of power lines is electrically connected with the light-emitting element, and the other end of the first group of power lines is electrically connected with the switching circuit; one end of the second group of power lines is electrically connected with the power supply module while the other end of second group of power lines is electrically connected with the switching circuit; one end of the third group of power lines is electrically connected with power supply module, and the other end of the third group of power lines is electrically connected with the switching circuit; and the switching circuit outputs a first electric signal transmitted on the second group of power lines to the first group of power lines in a screen-off display mode, and outputs a second electric signal transmitted on the third group of power lines to the first group of power lines in a normal display mode. According to the embodiment of the invention, the brightness of the display panel in the screen-off display mode in the debugging stage can be prevented from being different from the brightness of the display panel in the screen-off display mode in the complete machine stage.

The invention discloses a high-temperature-resistant water-based transfer coating and a preparation method thereof. The high-temperature-resistant water-based transfer coating comprises water, 95% edible alcohol, a defoaming agent, a wetting agent, 40-45% of transfer resin, 15-26% of an acrylic emulsion, a thickening agent and a flatting agent. The transfer resin comprises the following raw materials: 12-20% of acrylic resin, 2-6% of a polymer of fumarated rosin, glycerol and pentaerythritol, 2-6% of a polymer of urea, glyoxal and formaldehyde, 8-12% of ethyl acetate, 6-8% of n-propyl acetate, 2-5% of polysiloxane resin, 8-11% of absolute ethyl alcohol, 3-4% of 2-hydroxyethylamine, 3-5% of ammonia water and 30-45% of distilled water. The coating is mainly designed for preventing human saliva from corroding a printing coating; the water-based acrylic resin is selected, multiple auxiliaries are cross-linked and polymerized, and polymer chains are cross-linked, so a linear structure is converted into a network structure; and the water resistance and the solvent resistance of the coating can be obviously improved, and the mechanical strength and the heat resistance of the coating are also improved.

The invention relates to a tablecloth washing powder. The low-temperature low-alkali biological tablecloth washing powder comprises the following raw materials by mass: 12 to 18% of polyether, 5 to 10% of sodium polyacrylate, 1 to 4% of polyepoxysuccinate, 3% of biological compound enzyme, 28 to 33% of anhydrous sodium metasilicate, 20 to 23% of soda ash, 15 to 25% of sodium percarbonate and 1 to 2% of EM bacteria. Compared with tablecloth washing powders of a same kind, the tablecloth washing powder provided by the invention has the following significant advantages: 1, used raw materials have low alkalinity and good water solubility, so fabric fibers are protected from damage, and service life of fabrics is prolonged; 2, strong detergent ability and excellent scale-inhibition property are obtained under the condition of low temperature, and the fabric rewashing rate is below 3% under the condition that the loading capacity of a washing machine is 85%; 3, a large amount of electric heating energy and steam energy are saved at the washing temperature of 40 to 50 DEG C; and 4, the tablecloth washing powder does not cause eutrophication of water, is free of toxic and side effects, has good biodegradability and is pollution-free, and washing wastewater is free of pollution to the environment.

The invention relates to a method and arrangement for inking up an applicator element (14) of an electrophotographic printer or copier. A two-component mixture, which is comprised of electrically charged toner particles and of ferromagnetic particles and which adheres to the outer surface of a roller (16), is moved past a surface of an applicator element (14) to be inked up. When the two-component mixture is moved past, at least a portion of the toner particles contained in the two-component mixture is transferred to the surface of the applicator element (14) to be inked up. An electrical field is generated that acts at least upon the portion of the two-component mixture located between the surface of the roller (16) and the surface of the applicator element (14) to be inked up. The strength of the electrical field can be controlled with the aid of a control unit so that the transferred toner particles produce a preset layer thickness on the surface to be inked up.

The invention relates to a high-end device for treatment and processing, in particular to a high-end device for capturing, treating and processing pests. The technical problem to be solved is to provide the high-end device for capturing, treating and processing the pests, which is simple to operate, can automatically capture the pests, can clean the pests in time and can capture more pests. The high-end device for catching, processing and processing the pests comprises a base, a lamp, a rotating mechanism and a collecting mechanism, wherein a plurality of first supporting frames are arranged on the base; the lamp is arranged among the first supporting frames; the rotating mechanism is arranged on the lamp; and the collecting mechanism is arranged on the base. Through cooperation of the rotating mechanism and the collecting mechanism, the pests can be quickly caught and treated, dead pests are blocked, and people can treat the pests conveniently.

The present invention relates to an OLED pixel circuit and a driving method thereof, a display panel and a display device. The OLED pixel circuit includes a charging control module, a driving transistor, a reset control module, a light-emitting control module and a light-emitting device; the charging control module is connected to the data line and the reset control module, and is used for introducing the data signal provided by the data line to the reset control module module; the reset control module is connected with the driving transistor, and is used for resetting and compensating the driving transistor according to the data signal, so that the control electrode of the driving transistor has a first preset potential; the driving transistor is used for according to the potential of its source and its The first preset potential of the control electrode generates a driving current that makes the light-emitting device emit light; the light-emitting control module is connected between the driving transistor and the light-emitting device, and is used for controlling the connection or disconnection of the driving transistor and the light-emitting device. The above-mentioned OLED pixel circuit can avoid the attenuation of the reference voltage signal and the change of the threshold voltage from affecting the display effect.

The invention belongs to the technical field of forklift headlamps, and particularly relates to a forklift headlamp mounting structure which comprises an overturning frame and a supporting frame, the overturning frame is located on the upper right portion of the supporting frame, the lower end of the overturning frame is rotationally connected with the lower right end of the supporting frame, and at least three high-pressure gas nozzles are mounted at the top end in the overturning frame; the high-pressure air pump enables the high-pressure air nozzle to blow air to the headlight and the headlight, dust accumulated on the headlight and the headlight is removed, the notch can stably connect the cable after the turning cover is closed, the situation that the cable of the headlight and the headlight is loosened in the driving process of the forklift is avoided, the nut and the gasket are used in cooperation, the elastic cushion is tightly connected between the bottom plate and the supporting plate at the lower end and can buffer the headlight and the headlight respectively; the problems that an existing forklift headlamp is lack of a protection device, so that the headlamp is vibrated and damaged due to collision of goods, a cable of the headlamp is pulled and loosened due to collision, and dust is scattered on the carried goods and accumulated on the surface of the headlamp are solved.

The invention discloses an indoor adjustable illuminating lamp, and relates to the technical field of illuminating lamps. Theilluminating lamp comprises a base; and supporting frames are arranged on the base in a circumferential array mode. The supporting frames are in sliding fit with sliding frames. A lighting assembly is arranged on each sliding frame; mounting grooves are circumferentially arrayed in the peripheral side surface of the base; a supporting column is fixedly mounted on the upper surface of the base; a top plate is fixedly mounted at the top of the supporting column; each sliding frame is of a strip-shaped structure; one end of each sliding frame is bent upwards to form an L-shaped plate-shaped structure, and the upper surface of the sliding frame is fixedly connected witha fixing rod. Through grooves are formed in the upper surfaces of the other ends of the sliding frames; each lighting assembly comprises a lighting lamp fixedly installed on the peripheral side face of each fixing rod. Through the circumferential array supporting frames on the base, the supporting frames are in sliding fit with the sliding frames, and the lighting assemblies are arranged on the sliding frames, the problems that an existing lighting lamp is fixed in lighting range and cannot be adjusted, and the heat dissipation effect and the dustproof effect of the lighting lamp are poor aresolved.

The invention discloses an artificial intelligence identification system for a fur color in a tongue picture. The system comprises: a tongue picture acquisition camera, which is used for shooting a tongue needing to be diagnosed to obtain a first tongue picture, wherein the first tongue picture at least comprises a tongue picture and a reference body with a first standard gray value; and a MCU processor, which comprises a picture receiving unit, a reference body identification unit, a picture brightness adjusting unit and a fur color identification unit, wherein the picture receiving unit is used for receiving the first tongue picture sent by the tongue picture acquisition camera, the reference body recognition unit is used for recognizing the reference body in the first tongue picture and acquiring a second actual gray value corresponding to the reference body, the picture brightness adjusting unit is used for adjusting the gray value of each pixel point of the first tongue picture according to the first standard gray value and the second actual gray value, and the fur color identification unit is used for identifying the tongue picture in the first tongue picture picture, acquiring the fur color of the tongue picture, and acquiring a disease corresponding to the fur color according to the fur color. According to the invention, fur color identification accuracy is effectively improved.

The invention provides a solar intelligent street lamp, and relates to the technical field of LED street lamps. The intelligent solar street lamp includes a base, wherein a lamp post is fixedly mounted at the top of the base; adjusting arms are fixedly installed on the side walls of the two sides of the outer surface of the lamp post, bulbs are fixedly installed at the free ends of the adjusting arms, a deinsectization structure is arranged on the outer surface of the lamp post and located below the adjusting arms, the deinsectization structure comprises limiting grooves, and limiting groovesare formed in the side walls of the two sides of the outer surface of the lamp post and located below the adjusting arms. According to the intelligent solar street lamp, an electric push rod moves upand down, and the electric push rod moves to drive an impurity removal plate to move up and down, so that the insects on the inner wall of an insect killing box and insects adsorbed on the outer surface of an insect lamp are removed, the insects fall into an insect collecting chamber, the insects are effectively cleaned, the situation that too many insects block an opening of an inner cavity and influence the brightness of the insect lamp is avoided, the insect killing quality is improved, the practicability is improved, and the insect killing effect is better.

The invention belongs to the field of printing coatings, and provides a high-temperature-resistant water-based release agent with ultra-low coating dry weight. The raw materials include: water-based acrylic resin emulsion, water-based polyurethane resin emulsion, water-based nitrocellulose emulsion, and water-based silicone resin emulsion. , a solvent; and a preparation method and application of a high-temperature-resistant water-based release agent with ultra-low coating dry weight are also provided.

The invention discloses a method for dynamically controlling temperature of a central area of an array light emitting diode (LED) lighting lamp. According to the method, a characteristic that forward voltage drop of a positive-negative (PN) junction of an LED luminescent tube declines linearly along with the increasing of the temperature is utilized to detect the temperature of an LED lighting array; after a microprocessor acquires the temperature of each area, the on-time of the LED luminescent tubes on each level in the center area of an LED luminescent tube array are regulated in a pulse width modulation (PWM) way, and the average working current of the LED luminescent tubes is regulated, so that the temperature of the LEDs in different level areas in the center can be dynamically controlled, and the temperature is maintained in a range of (120+ / -5) percent of the temperature of LED lamps in an utmost periphery low-temperature area. By the method, under the condition that overall luminance is not influenced basically, the temperature of the center area of the LED luminescent tube array can be effectively reduced, the luminous efficiency of the LED luminescent tubes can be improved, the power consumption of the LED lamps can be reduced, and the service lives of the LED luminescent tubes in the center area and the whole LED lamp can be prolonged.

The invention discloses a solar luminous ecological air conditioning wall which comprises a wall body and a hollow container, wherein the hollow container comprises a first opening and a second opening opposite to the first opening; a transparent hollow interlayer is further arranged on the side wall of the hollow container; the diameter of the first opening is less than that of the second opening; the first opening penetrates through the wall body; the interlayer extends from the first opening of the hollow container to the second opening of the hollow container; the interlayer is filled with transparent liquid. After being irradiated by the sunshine, the solar luminous ecological air conditioning wall can emit light; the ecological air conditioning wall is simple and reasonable in structure, rainproof, sun-resistant, low in cost, ecological, environment-friendly, high in applicability and long in service life.

The invention discloses a light guide assembly and a detection method of the light guide assembly, and belongs to the technical field of electronics. The light guide assembly comprises: a light guide main body; a sensing component which is arranged on the light guide main body, wherein the sensing component is provided with a signal output port; and a detection circuit, wherein a detection pin of the detection circuit is electrically connected with a signal output port of the induction part, and the detection circuit determines whether the light guide body is broken or not according to a detection signal output by the induction part. The light guide assembly provided by the embodiment of the invention can identify whether the light guide main body is broken or not, and can solve the problem that the breakage of the light guide column is difficult to find due to the fact that the light guide column is arranged in the electronic equipment in the prior art.

The invention relates to the technical field of anti-explosion indicating lamps, and discloses an anti-explosion indicating lamp device for preventing fire dense smoke from influencing the brightness of the indicating lamp, the anti-explosion indicating lamp device comprises a shell, the bottom of the shell is provided with a curved hole, the bottom of the shell is fixedly connected with an arc-shaped light shielding plate, and the top of the interior of the arc-shaped light shielding plate is fixedly connected with a light source device. According to the anti-explosion indicating lamp device for preventing fire dense smoke from influencing the brightness of the indicating lamp, when a fire occurs, the resistance value of the photoresistor is increased, the magnetic field intensity of the strong magnetic coil is further reduced, and the illumination intensity of the indicating lamp is enhanced; and therefore, the effect of preventing heavy smoke from shielding the light of the indicator lamp to affect the distinguishing of the escape route of the worker in the fire is achieved. When a fire disaster occurs, the rotating disc rotates anticlockwise, the limiting rod moves downwards at the moment, the movable contact is further made to make contact with the fixed contact, the buzzer gives out warning sound at the moment, and therefore the effect that the anti-explosion indicator lamp can give out warning when the fire disaster occurs is achieved.

The invention belongs to the field of smart home, and particularly relates to a self-generating delay LED lamp for smart home. The LED lamp comprises a transparent hard frame body, funnel-shaped transparent lampshades which are symmetrically arranged are fixedly connected to the inner top surface and the inner bottom surface of the frame body, an LED light bar is fixedly embedded in each transparent lampshade, the two transparent lampshades are communicated through an elastic tube in which a conductive wire is embedded, conductive liquid is contained in the transparent lampshades, and the conductive wire in the elastic tube is electrically connected with the LED light bars. When the device needs to be used, only the whole frame body needs to be inversely buckled to enable the conductive liquid to flow into the transparent lampshade below from the transparent lampshade at the upper end, the liquid column of the conductive liquid enables an electric communication block to be communicatedwith the conductive wire in the elastic tube, so that the conduction of the whole internal circuit can be realized, the LED light bars are lighted up by gently pinching an elastic deformation layer to generate a current, and the LED light bars are extinguished when the conductive liquid in the transparent lampshade at the upper end is used up. The LED lamp is convenient to use, and is convenientto operate in a dark environment.

The invention discloses a display panel and a display device. The display panel includes: a substrate; a light emitting element on the substrate; the light-emitting element comprises a first electrode and a light-emitting layer; in the direction perpendicular to the plane where the substrate is located, the light-emitting layer and the first electrode are not overlapped; the light absorption layer is positioned on one side, deviating from the substrate, of the light-emitting element; the light absorption layer comprises a plurality of opening structures and light absorption parts located among the opening structures; in the direction perpendicular to the plane where the substrate is located, the light absorption part is overlapped with the first electrode, and the opening structure is overlapped with the light emitting layer. According to the embodiment of the invention, the display uniformity of the display panel can be improved, and the high-display light-emitting requirement of the display panel can be met.

The invention discloses a high-temperature-resistant water-based transfer coating and a preparation method thereof. , leveling agent. Among them: raw materials of transfer resin: 12-20% of acrylic resin, 2-6% of polymer of fumaric acid rosin, glycerol and pentaerythritol, 2-6% of urea, glyoxal and formaldehyde polymer, 8-6% of ethyl acetate 12%, n-propyl acetate 6-8%, polysiloxane resin 2-5%, absolute ethanol 8-11%, 2-hydroxyethylamine 3-4%, ammonia water 3-5%, distilled water 30-45% %. The present invention is mainly designed to prevent human saliva from corroding the printed coating. Water-based acrylic resin is selected, a variety of auxiliary agents are cross-linked and polymerized, and the polymer chains are cross-linked, and the linear structure is transformed into a network structure, which can significantly improve water resistance. And solvent resistance, mechanical strength and heat resistance are also improved.

The invention discloses single-component high-covering-property ink and a preparation method thereof and relates to the technical field of ink. The ink is prepared by using the following components in parts by weight: 51-61 parts of resin, 8-15 parts of solvent, 12-16 parts of adhesive force accelerator, 7-9 parts of pigment, 2-4 part of filler and 5-9 parts of assistant, wherein the assistant comprises thickener, delustering agent, wear-resistant anti-scratching agent, oil repellent, defoaming agent, dispersing agent and essence. The resin adopted by the invention is single-component resin, the chlorine content is low, the resin does not react with AB epoxy glue at high temperature of 120-150DEG C, yellowing which influences the brightness of an LED (Light Emitting Diode) lamp is not caused, the alcohol resisting performance is good, the printing adaptability is high, the production efficiency can be improved and the personal harm to construction personnel can be reduced.