82 results about "LCD television" patented technology

The utility model discloses a bagging device for liquid crystal display television screen packaging, and particularly relates to the technical field of liquid crystal display television screen packaging. The packaging mechanism comprises two sleeves, the bottom ends of the sleeves are fixedly connected with the upper surface of the workbench, a first servo motor is installed on one side of each sleeve, the output end of each first servo motor is fixedly connected with a transmission gear, transmission columns with tooth marks on the outer sides are slidably connected into the sleeves, and one side of each transmission gear is meshed with the outer side of the corresponding transmission column. The tops of the two transmission columns are fixedly connected with a cross rod, and the bottom of the cross rod is fixedly connected with two fixing plates. By arranging the packaging mechanism, a screen can be packaged at an aligned angle in the packaging process of the screen and a packaging bag, the screen can be prevented from having certain pressure when being put into the packaging bag, the packaging bag is prevented from being damaged, and meanwhile, the attractiveness and stability of the screen packaged by the packaging bag are improved.

This invention relates to the field of television internal support frame technology, specifically to a recycled steel frame structure for LCD televisions and its processing method. The structure includes a main frame with weight-reducing grooves on its inner wall. A heat dissipation guide plate is installed within these grooves. Several anti-compression rings communicating with the main frame are positioned between the heat dissipation guide plate and the main frame. A ventilation cavity is formed within the main frame, and a silent fan communicating with the lower end of the ventilation cavity is installed on the lower surface of the main frame. A support frame is installed at the back of the main frame, and a mounting bracket for wall mounting is installed on the back of the support frame. This invention, by using recycled steel to construct the main body of the LCD television's internal frame, achieves energy conservation and environmental protection, reuses the recycled steel, ensures the structural strength of the LCD television frame, provides excellent internal heat dissipation, and the television frame itself has a structure for fixed installation to the wall, eliminating the need for other auxiliary structures. Furthermore, the wall-mounted structure allows for adjustment of the LCD television.

The utility model discloses a liquid crystal display television structure with a plastic backboard embedded with a hardware frame, which relates to the field of liquid crystal display televisions, and comprises the plastic backboard, a bending part is arranged on the outer wall of the plastic backboard, a #-shaped reinforcing rib is fixed on one side of the plastic backboard, a plurality of groups of arc-shaped reinforcing ribs are fixed on the outer wall of the #-shaped reinforcing rib, and the arc-shaped reinforcing ribs are connected with the bending part. The arc-shaped reinforcing rib is fixedly connected with the bending part, and a back plate reinforcing rib is fixed to the other side of the plastic back plate. According to the utility model, the plurality of groups of #-shaped reinforcing ribs and arc-shaped reinforcing ribs are arranged in the plastic back plate, so that the anti-pressure capability of the plastic back plate is improved, the metal frame is arranged, so that the edge of the plastic back plate is firmer, and a liquid crystal module in the liquid crystal television is prevented from being easily damaged due to the fact that the plastic frame is knocked by external force; the plastic back plate is fixedly connected with the metal frame through the bolts, the liquid crystal television forms a narrow frame through the arrangement of the side plates, and the liquid crystal television display module can be protected through the side plates and is prevented from being damaged easily due to collision of external force.

The invention relates to the field of heat dissipation of televisions, in particular to a high-precision self-adaptive heat dissipation temperature control device for a liquid crystal display television. The technical problems that according to an existing device, it is difficult to manually pull a rope to clean dust, and a filter screen needs to be manually and regularly cleaned and maintained; the heat dissipation holes are in a fixed state, so that the heat dissipation position of the television is single, the heat dissipation area is small, and the television is easily blocked by dust and impurities. According to the technical scheme, the high-precision self-adaptive heat dissipation temperature control device for the liquid crystal display television comprises a loudspeaker, a fan and the like; a plurality of loudspeakers are arranged on the inner side of the television; the inner side of the television is provided with a fan, and the fan is located between two adjacent loudspeakers. The lifting rod drives the first fins to rotate, so that the air inlet area of the fan is increased, and the heat dissipation effect of the television is improved; the film is deformed through vibration of the loudspeaker, so that gas flow is generated around the loudspeaker, heat dissipation in the television is assisted, and the heat dissipation effect of the television is improved.

The utility model discloses a liquid crystal display television reflecting coating spraying device, which relates to the technical field of television processing equipment, and comprises an operation table, the rear side wall of the operation table is fixedly connected with an L-shaped fixing plate, the top of the L-shaped fixing plate is fixedly connected with a top plate, the top of the operation table is provided with two straight slotted holes in the front-back direction, and the two straight slotted holes are fixedly connected with the top plate. A flexible clamping assembly penetrating to the top of the operation table is arranged at the bottom of the operation table, and a three-dimensional spray head positioning assembly is arranged at the bottom of the top plate. By means of the flexible clamping assembly, physical damage to a screen caused by excessive clamping can be avoided, meanwhile, by adjusting the distance between the clamping plates, the device can adapt to liquid crystal display television screens of different sizes, the production cost is reduced, and the three-dimensional spray head positioning assembly is arranged, so that the production efficiency is improved. The position of the nozzle in the front-back direction, the left-right direction and the height direction can be accurately controlled, it is ensured that the thickness of a coating is uniform, the optimal reflection effect is achieved, and meanwhile production efficiency is greatly improved.

The utility model discloses a liquid crystal television casing with an anti-collision function, which comprises a television casing, a plurality of buffer mechanisms penetrating to the front surface of the television casing are arranged on the back surface of the television casing, a glass cover is sleeved on the front surface of the television casing, a sealing groove is arranged on the outer wall of the television casing, and the glass cover is sleeved on the glass cover. A rubber strip is arranged in the sealing groove, and a closed cavity is formed between the glass cover and the television shell. According to the utility model, the adopted glass cover is made of toughened glass, so that the protection strength of the liquid crystal display television is improved, the cavity is formed between the glass cover and the television shell, and inert gas is filled in the cavity, so that the protection effect of the television is further improved, and the condition of fogging between the liquid crystal display screen and the glass cover can be prevented.

The utility model provides an easy-to-tear carton for packaging a liquid crystal display television. The easy-to-tear carton comprises a carton body, a part to be torn and a tearing line, the carton body is of a one-piece carton body structure, and at least one cross section of the carton body is provided with a part to be torn. The tearing line is an edge line of the to-be-torn part and can separate the to-be-torn part from the carton body after being stressed. According to the carton, the tearing lines are additionally arranged on the one-piece carton, so that the carton can be used for the large-size liquid crystal display television. The carrying operation of box opening is facilitated, and the purpose of saving the connecting piece cost and the production cost is achieved.

The utility model relates to a Mini LED backlight power supply driving circuit. The Mini LED backlight power supply driving circuit comprises an input module, a main control module and an output module, the input module comprises a power supply unit, a first anti-interference unit and a second anti-interference unit, the first anti-interference unit is electrically connected with the power supply unit, the second anti-interference unit is electrically connected with the first anti-interference unit, and the main control module is electrically connected with the second anti-interference unit; and the output module is electrically connected with the main control module. According to the scheme provided by the invention, the anti-interference capability of the LED backlight module can be improved, and normal picture display of the liquid crystal television is ensured.

The utility model discloses a kind of for liquid crystal television embedded base, belong to liquid crystal television base technical field, it includes liquid crystal television casing, the accommodation slot is set in the bottom of the liquid crystal television casing, the limiting lug adjacent side is connected with elastic buckle, the elastic rod bottom extends to the below of the base body, the first guide groove is connected with the second guide groove, the accommodation slot inner wall is equipped with the second limiting groove of cooperation the use of elastic buckle;The utility model is embedded in the accommodation slot in the bottom of television casing by base support, and positioning is realized using pivot cooperation cavity, elastic buckle on the elastic rod of pivot side is continuously extruded inner wall of cavity when accommodating, form stable fixation, this design is not only simple and compact structure, effectively keep the integrity and aesthetic degree of whole machine appearance, while significantly reduce overall thickness and volume in packaging and transportation stage, beneficial to reduce packing material, save warehousing and logistics cost, and enhance transportation safety.

The utility model relates to the technical field of liquid crystal televisions, in particular to a liquid crystal television with an efficient heat dissipation function, which comprises a casing and a liquid crystal screen mounted on the front surface of the casing, and further comprises a passive heat dissipation mechanism fixed on the back surface of the casing; the active heat dissipation mechanism is fixed to the top of the machine shell and extends into the machine shell. According to the utility model, the passive heat dissipation mechanism and the active heat dissipation mechanism are arranged, active heat dissipation and passive heat dissipation are combined together, and an efficient heat dissipation function is realized, so that heat dissipation can be quickly carried out on the liquid crystal television, heat can be timely dissipated, and the heat dissipation effect is good. Compared with a traditional heat dissipation mode, the heat dissipation mode of the utility model has the advantages that when heat dissipation is carried out on the interior of the casing, the interior of the casing is not communicated with external air, so that dust or moisture in the external air is prevented from entering the casing, the service life of internal components is not easily influenced, and the potential safety hazard is low.

In order to solve the problems that a traditional television light source cannot achieve color temperature adjustment of a liquid crystal television, and the contrast ratio and the brightness uniformity are limited, the invention provides a light source device for the television, which comprises a three-color LED light source array, a scattering layer, a brightness enhancement film, a color gray scale mask array and a lens array, the three-color LED light source can be used for color temperature control and contrast enhancement; the coupling structure of the color gray scale mask array and the lens array can be used for enabling the emergent light intensity of the liquid crystal panel in all directions to be kept consistent, so that the brightness uniformity is enhanced. Finally, the contrast ratio, the color temperature and the brightness uniformity of the display can be actively and accurately controlled, so that the display effect is optimized.

1. The name of the design product: LCD TV (B). 2. The use of the design product: for outputting image content and audio content. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: design 1 perspective view 2. 5. Design 1 is designated as the basic design.

The utility model discloses a frame structure of a liquid crystal television, which comprises a connecting disc, a television frame main body, a support frame and a wallboard frame, the television frame main body is arranged on the outer side of a display screen of the liquid crystal television, and the back side of the television frame main body is provided with the turnover support frame through the connecting disc. An anti-skid sleeve with a plurality of hanging holes is arranged on the supporting frame, and a telescopic rod is arranged in the supporting frame. The television frame is provided with the television frame body, the connecting shaft is arranged in the middle of the back side of the television frame body and can be rotationally connected with the connecting disc, the connecting disc is connected with the hinge pin bush through the connecting frame, the hinge pin bush can be connected with the supporting frame through the hinge pin rod, and the supporting frame can be controlled to turn over through the connecting disc. The supporting frame can serve as a supporting base to support the television frame body and can serve as a hanging bracket to be hung and fixed after being turned over, use is greatly facilitated, and universality is improved.

The invention discloses a method and system for improving backlight brightness and brightness contrast of a low-partition liquid crystal display television, a smart television and a storage medium, and relates to the technical field of smart televisions, the method comprises the following steps: obtaining brightness input data of each partition of a current picture, and calculating the brightness sum and average brightness AVG of all the partitions; by taking the average brightness AVG as an intermediate point, adjusting the brightness of the subareas to obtain an adjusted brightness array of each subarea and the adjusted brightness sum of the subareas; calculating and compensating the partition data by using a gain factor of the current picture to obtain compensated partition brightness; and adjusting the current value and the duty ratio of the subarea according to the compensated subarea brightness, and transmitting the current value and the duty ratio to a backlight driver to realize updating of the backlight brightness. The brightness contrast is enhanced by lowering the backlight value of the low-brightness partition and improving the backlight value of the high-brightness partition, the subjective brightness is improved by lowering the current and improving the duty ratio, and the backlight brightness and the brightness contrast of a low-partition machine can be effectively improved.

The utility model discloses a power conversion circuit compatible with a 9-36V direct current power input television, which relates to the field of power conversion boards and comprises a chip IC1, a plurality of input ends, a plurality of output ends, a plurality of resistors, a plurality of capacitors, an MOS (metal oxide semiconductor) tube Q3, a diode D1, a diode ZD3, a triode Q4, a triode Q5, an MOS tube Q2, a diode ZD1, a triode Q1, a diode D2, a diode D3, a diode D4, an inductor L1 and a diode ZD2. According to the utility model, the liquid crystal display television can be compatible with 9-36V direct current power supply input, the direct current wide voltage requirement of the liquid crystal display television is met, the product lines are enriched, the product competitiveness is improved, and the mainboard is prevented from being damaged due to overhigh output voltage.

The utility model discloses a liquid crystal display television with a rotary base, which relates to the technical field of liquid crystal display televisions and comprises a television body, the upper end of the television body is connected with an infrared sensor, the lower end of the television body is connected with the base, and a regulation and control assembly is mounted in an inner cavity of the base. When the ratchet rotates clockwise, a first driving motor is driven to rotate, so that a first rotating wheel is driven to rotate clockwise, a first rotating belt is driven to rotate clockwise, then an annular rotating block is driven to rotate clockwise, and the annular rotating block rotates clockwise to drive a pawl to rotate clockwise around a ratchet wheel, so that the ratchet wheel is driven to rotate clockwise; and the first circular rotating rod rotates clockwise to drive the television main body and the infrared sensor to rotate until the sensing range of the infrared sensor detects the user, so that the liquid crystal motor can adjust the angle of the television according to the position of the user, and the watching experience of the user is improved.

This utility model provides a testing and maintenance test bench for a high-speed train audio-visual system, belonging to the technical field of high-speed train audio-visual system component testing. It includes a test bench body equipped with a VIP TV, an LCD TV, a monitoring screen, and a VIP service call screen. The test bench body integrates a power control system, including switch buttons and a power circuit breaker. The power circuit breaker is connected to the switch buttons and various electrical devices via power lines. An expansion wiring drawer on the test bench body contains several redundant expansion connectors, which connect to various electrical devices and system sub-servers. This test bench body integrates the main equipment of the high-speed train audio-visual system, allowing multiple tests to be performed on a single platform, avoiding repeated disassembly and reassembly of equipment and significantly shortening maintenance time. The quick-plug connectors in the expansion wiring drawer allow for flexible connection of different devices, supporting parallel testing and improving maintenance efficiency.

The utility model relates to the technical field of aluminum-based circuit boards, in particular to an aluminum-based backlight light bar with a heat recovery function and a liquid crystal display television. The aluminum-based backlight light bar with the heat recovery function comprises an aluminum substrate, the first insulating layer is arranged on the front surface of the aluminum substrate; the circuit layer is arranged on the first insulating layer; the ink layer covers the circuit layer; the ink layer is provided with a welding window, and the bonding pad on the circuit layer is exposed in the welding window; the lamp beads are welded on the bonding pads; the lens covers the lamp bead; the thermoelectric conversion module is attached to the back face of the aluminum substrate, and a heat conduction layer is clamped between the thermoelectric conversion module and the aluminum substrate. The electric energy storage unit is connected with the thermoelectric conversion module; the electric energy feedback unit is connected with the electric energy storage unit. The thermoelectric conversion module can convert heat into electric energy, and then the electric energy is stored in the electric energy storage unit; the lamp beads can work at the safe temperature without additionally arranging a heat dissipation structure, the light and thin design of the lamp strip is facilitated, the material cost is reduced, and more energy is saved.

The invention discloses a liquid crystal television horn polarity self-checking system and method, and the method comprises the steps: generating a section of 10Hz low-frequency positive pulse signal through a built-in audio processor of a television mainboard Scaler chip, and after the signal is amplified by a power amplifier chip of the mainboard, driving the vibrating diaphragms of a left horn and a right horn of a television to vibrate to generate sound waves. Sound wave signals of the left loudspeaker and the right loudspeaker are collected by a built-in microphone of the television and are converted into audio signals to be transmitted back to the main board Scaler processor for detection and judgment. The polarity detection result of the loudspeaker is displayed through the television panel, and the polarity detection result is broadcasted through the television loudspeaker. According to the invention, the inherent hardware resources of the liquid crystal display television mainboard are utilized, no extra special detection equipment needs to be added, the detection function is completely integrated in the system through software, and the maintenance and calibration cost is reduced.

This invention relates to the field of automated assembly equipment for display panels, specifically to a frame equalization and pressing device for assembling LCD TV workpieces. The device includes a top plate, a straight edge pressing mechanism, and a corner pressing mechanism. The straight edge pressing mechanism includes a straight edge driving component, a straight edge mounting bracket, and a first equalization component. The corner pressing mechanism includes a corner driving component, a corner mounting bracket, and a second equalization component. A corner pressing block is connected to the bottom of the second equalization component. A clearance component is provided between the corner pressing block and the second equalization component. The clearance component includes a sliding guide and an elastic reset component. By independently decoupling the straight edge pressing mechanism and the corner pressing mechanism, and by providing a clearance component between the corner pressing block and the second equalization component, the lateral internal stress is physically released, solving the stress concentration and interference problems at the corners of the workpiece, and reducing the risk of screen breakage and frame warping during assembly.

The utility model relates to a liquid crystal display television paper-plastic environment-friendly rear shell, which is characterized in that the upper side and the lower side of the paper-plastic rear shell are respectively provided with sound heat dissipation holes arranged in an array, and the sound heat dissipation holes are formed through blanking; a back power outlet hole is formed in the middle of the paper-plastic rear shell; the lower part of the paper-plastic rear shell is provided with a loudspeaker locking hole; screw locking holes are respectively formed in four top corners of the paper-plastic rear shell; the periphery of the horn locking hole and the periphery of the screw locking hole are each provided with a step groove, and one side of each step groove is provided with an opening. And the periphery of the back power supply hole is provided with a sunken groove with a closed periphery. According to the utility model, the paper-plastic rear shell is adopted, and the structure is optimized and improved, so that the paper-plastic rear shell has enough strength, the mechanical reliability is ensured, the conversion from the plastic rear shell to the paper-plastic rear shell is realized, and the environmental protection property is improved.

The invention discloses a backlight control method for a television backlight test, a television backlight test method and a test system, relates to the technical field of liquid crystal televisions, can adapt to different television complete machine products, can burn different backlight control programs according to actual production requirements, and provides different backlight control test schemes. A television mainboard is replaced to give a backlight control signal, and the backlight driving control of a Mini LED television product can be realized only by externally inputting a power supply; therefore, backlight testing and checking can be conveniently carried out by a light bar factory and a complete machine television factory, problems can be found more quickly, light bar faults can be positioned, the production testing efficiency is improved, the checking content is more perfect due to diversified testing programs, and the quality of television products is guaranteed.

The invention discloses a height-adjustable backboard supporting frame, relates to the field of liquid crystal display television production auxiliary equipment, and is used for solving the problems that an existing carrier is poor in compatibility and high in cost. The support comprises three groups of support assemblies corresponding to three sides of a back plate for supporting; the assembly comprises a supporting bracket, a supporting column and a lead screw adjusting mechanism. The supporting bracket is composed of an aluminum F-edge mounting plate and a red bakelite F-edge supporting strip, a Teflon pasting layer is pasted, and a magnet is installed to prevent displacement; 0.1 mm fine adjustment is realized by the lead screw adjusting mechanism; the supporting column comprises five polyformaldehyde cushion blocks which are roughly adjusted in a binary combination mode. And through fine adjustment and coarse adjustment, the height adjustment of 38-200 mm is realized, and modules and tool plates with different OD values are adapted. The supporting frame is high in compatibility and easy and convenient to operate, the number of cushion blocks is reduced, cost is reduced, production efficiency is improved, and the pressure maintaining flatness of the backboard is guaranteed.

The utility model discloses a liquid crystal television display screen driving module packaging structure, and relates to the technical field of display screens. The device comprises a machine table, bearing plates are symmetrically and fixedly connected to the two sides of the upper surface of the machine table, a sliding table is transversely fixed to the top of each bearing plate, the outer wall of each sliding table is slidably connected with a shell, a needle replacing assembly is arranged in each shell and comprises an electric push rod, and the electric push rods are fixedly connected to the upper surface of each shell; the needle replacing assembly is arranged in the shell, the electric push rod stretches out to drive the first rack and the gear to enable the rubber pipe to ascend to be separated from the needle head, at the moment, the rotating shaft rotates under the cooperation of the first spring, the guide groove and the guide rod to drive the storage plate to rotate, and a new needle head is rotated to the position below the rubber pipe; the electric push rod shrinks, the first rack and the gear descend to enable the rubber tube and the needle to be clamped, manual replacement is not needed, and the replacement efficiency when the needle is blocked is improved.

The utility model discloses an improved support adjusting mechanism which comprises a wall plate (1), a swing arm assembly (2), an adjusting support (3), a hook plate (4) and an adjusting assembly (5), the swing arm assembly (2) comprises a first swing arm support (2-1) and a second swing arm support (2-2), and the adjusting support (3) comprises a first adjusting support (3-1) and a second adjusting support (3-2); the adjusting assembly (5) is of an integrated prefabricated structure and comprises a first adjusting assembly (5-1) and a second adjusting assembly (5-2) extending outwards from the end of the first adjusting assembly (5-1), a connecting clamping hook (6) is movably arranged at the upper end of the second adjusting assembly (5-2), and the connecting clamping hook (6) is connected with the second adjusting support (3-2) in a matched mode; the first swing arm support (2-1) is of an X-shaped sheet structure. And by prefabricating the adjusting accessories, the assembly difficulty is simplified, the overall assembly efficiency is remarkably improved, and the method is suitable for the off-wall installation scene of the large-size liquid crystal display television.

1. Name of the product in this design: LCD TV (50F1). 2. Purpose of this design: For video and audio signal output. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The invention discloses a production system and method for liquid crystal display television complete machine assembly based on an AI large model. The system comprises a data acquisition module with a plurality of sensors, a data processing module for performing preprocessing and real-time analysis on acquired data, an AI large model module for performing equipment fault prediction, production scheduling optimization and product quality analysis by using a deep learning algorithm, a man-machine interaction module, and an automatic production line parameter adjustment module. The self-adaptive control module is used for controlling equipment modes or processes; and the process execution module is used for executing processing, assembling and quality control operations. The method is applied to the whole assembly link of the liquid crystal display television, the AI large model can predict equipment faults, preventive maintenance is achieved, and downtime is shortened; and the appearance and the performance of the product can be detected and analyzed in real time, so that the consistency and the yield of the product are improved.

The utility model discloses a multi-interface liquid crystal display television dynamic backlight controller, and relates to the technical field of controllers. The controller comprises a main frame mechanism, the main frame mechanism comprises a controller body, a plurality of heat dissipation holes are formed in the left side and the right side of the controller body, and an interface plate is arranged on the front face of the controller body. According to the utility model, the wire bunching assembly is arranged, specifically, a second pull button is pulled to drive a second limiting rod to move through a push rod, meanwhile, the second limiting rod extrudes a second spring when moving, then a user pushes a baffle plate downwards, and the second spring generates certain resilience force and drives the second limiting rod to be inserted into a hole in the bottom; and then a user embeds a plurality of connecting wires into a plurality of elastic clamps for fixing, so that the binding effect on the connecting wires is realized, the disordered arrangement of the connecting wires is avoided, the heating short circuit caused by too short distance between the connecting wires is avoided, and meanwhile, the aesthetic property of the equipment is greatly improved.

As shown in the reference diagrams illustrating the raised position of the movable frame and the names of the various parts, this product has a movable frame that moves up and down to adjust the position of a display device such as an LCD television.