Abstract: A device for mounting an electronic display to a wall includes: a fixing plate; a display-mounting bracket configured to vertically tilt relative to the fixing plate, wherein the display-mounting bracket includes a proximal extension defining a damper housing; an adjustment screw extending through the damper housing; a damper slider disposed around the screw; and a spring coupled between the fixing plate and the slider such that: the spring provides a counterbalancing force against a weight of the display to retain a vertical-tilt orientation of the display, and rotation of the screw causes a proximal or distal translation of the slider relative to the fixing plate and adjusts an orientation of the spring relative to a vertical axis of the fixing plate, thereby modifying the counterbalancing force.

Abstract: A device for mounting an electronic display to a wall includes: a fixing plate defining an inner gear wheel; a display-mounting bracket configured to vertically tilt relative to the fixing plate, the display-mounting bracket having a proximal extension with an eccentric gear having a locking shaft, the eccentric gear being configured to engage with the inner gear wheel; a spring coupled between the main fixing plate and the locking shaft such that the spring retains a vertical-tilt orientation of the display-mounting bracket relative to the main fixing plate; and an adjustment screw coupled to the lower end of the tension spring, wherein rotation of the adjustment screw expands or compresses the spring.

Abstract: Provide a chip structure, a method for manufacturing a chip structure, and an electronic device. Includes: a circuit board, where there are a plurality of pads on the circuit board, which include a plurality of first pads and at least one second pad; a chip, where the chip is electrically connected to the first pad, and the second pad is a redundant pad; a plurality of electrical connection structures, where the plurality of electrical connection structures include a plurality of first electrical connection structures and at least one second electrical connection structure, the first electrical connection structure is located on a surface of the first pad, and electrically connects the chip and the first pad, and the second electrical connection structure is located on a surface of the second pad; and a packaging layer, where the packaging layer fills a gap between the circuit board and the chip.

Abstract: A device for mounting an electronic display to a wall includes: a fixing plate defining an inner gear wheel; a display-mounting bracket configured to vertically tilt relative to the fixing plate, the display-mounting bracket having a proximal extension with an eccentric gear having a locking shaft, the eccentric gear being configured to engage with the inner gear wheel; a spring coupled between the main fixing plate and the locking shaft such that the spring retains a vertical-tilt orientation of the display-mounting bracket relative to the main fixing plate; and an adjustment screw coupled to the lower end of the tension spring, wherein rotation of the adjustment screw expands or compresses the spring.

Abstract: A device for mounting an electronic display to a wall includes: a fixing plate; a display-mounting bracket configured to vertically tilt relative to the fixing plate, wherein the display-mounting bracket includes a proximal extension defining a damper housing; an adjustment screw extending through the damper housing; a damper slider disposed around the screw; and a spring coupled between the fixing plate and the slider such that: the spring provides a counterbalancing force against a weight of the display to retain a vertical-tilt orientation of the display, and rotation of the screw causes a proximal or distal translation of the slider relative to the fixing plate and adjusts an orientation of the spring relative to a vertical axis of the fixing plate, thereby modifying the counterbalancing force.

Abstract: A stepless adjustable telescopic device includes a first support, a second support, and a folding arm connecting the first support to the second support. The folding arm includes a first quadrangular structure, a second quadrangular structure, and a power support device connected to the first quadrangular structure. A first end of the first quadrangular structure is rotatably connected to the first support. A first end of the second quadrangular structure is rotatably connected to the second support, and a second end of the second quadrangular structure is rotatably connected to a second end of the first quadrangular structure via a rotary connection structure. The power support device and the first quadrangular structure form a triangular structure, and the power support device is configured to drive the first quadrangular structure to rotate such that the first quadrangular structure drives the second quadrangular structure to rotate synchronously with the first quadrangular structure.

Abstract: An electric lifting frame includes a lifting pedestal and a remote control. The lifting pedestal includes a supporting base, a lifting rod detachably connected to the supporting base, and a transmission mechanism, a motor, a controller, and a power supply provided at the lifting rod. The motor is configured to effect extension and retraction of the lifting rod via the transmission mechanism. The controller is configured to control starting and stopping and a rotation direction of the motor. The power supply is configured to supply electric energy to the motor and the controller. The controller is further configured to determine a remaining capacity of the power supply and calculate a number of remaining available times of use according to the remaining capacity, a power of the motor, and a stroke of the transmission mechanism.

Abstract: A stepless adjustable telescopic device includes a first support, a second support, and a folding arm connecting the first support to the second support. The folding arm includes a first quadrangular structure, a second quadrangular structure, and a power support device connected to the first quadrangular structure. A first end of the first quadrangular structure is rotatably connected to the first support. A first end of the second quadrangular structure is rotatably connected to the second support, and a second end of the second quadrangular structure is rotatably connected to a second end of the first quadrangular structure via a rotary connection structure. The power support device and the first quadrangular structure form a triangular structure, and the power support device is configured to drive the first quadrangular structure to rotate such that the first quadrangular structure drives the second quadrangular structure to rotate synchronously with the first quadrangular structure.

Abstract: A multifunctional holder includes a fixation device configured to fix the multifunctional holder on another device, a support device fixed on the fixation device, and an adjustment device rotatably connected to the support device and configured to mount a display terminal. A position and an angle of the display terminal is controlled by a rotation and an adjustment of the adjustment device.

Abstract: A display cart includes a pedestal, a lifting frame, and a power supply apparatus including a battery arranged within the pedestal and configured to supply power to an electric apparatus, an external power supply configured to supply power to the battery and/or the electric apparatus, and a capacity management system. The capacity management system includes a control device, a power delivery device, and a capacity statistic device. The control device determines output power of the electric apparatus. The capacity statistic device determines a remaining capacity in the battery, calculates a remaining power supply duration according to the output power of the electric apparatus, and sends a statistic result to the control device. The control device further controls the power delivery device to supply power to the electric apparatus according to the statistic result.

Abstract: A display cart includes a pedestal, a lifting frame, and a power supply apparatus including a battery arranged within the pedestal and configured to supply power to an electric apparatus, an external power supply configured to supply power to the battery and/or the electric apparatus, and a capacity management system. The capacity management system includes a control device, a power delivery device, and a capacity statistic device. The control device determines output power of the electric apparatus. The capacity statistic device determines a remaining capacity in the battery, calculates a remaining power supply duration according to the output power of the electric apparatus, and sends a statistic result to the control device. The control device further controls the power delivery device to supply power to the electric apparatus according to the statistic result.

Abstract: An electric lifting frame includes a lifting pedestal and a remote control. The lifting pedestal includes a supporting base, a lifting rod detachably connected to the supporting base, and a transmission mechanism, a motor, a controller, and a power supply provided at the lifting rod. The motor is configured to effect extension and retraction of the lifting rod via the transmission mechanism. The controller is configured to control starting and stopping and a rotation direction of the motor. The power supply is configured to supply electric energy to the motor and the controller. The controller is further configured to determine a remaining capacity of the power supply and calculate a number of remaining available times of use according to the remaining capacity, a power of the motor, and a stroke of the transmission mechanism.

Abstract: A holder includes a first fixation end, a second fixation end, a first bar member, a second bar member parallel to the first bar member, and an elastic support member. Two ends of each of the first and second bar members are hinged to the first fixation end and the second fixation end, respectively. A first end of the elastic support member is hinged to the first bar member and/or the second bar member, and a second end of the elastic support member is hinged to the second fixation end.

Abstract: An electric lifting platform includes a platform table, a two-way screw fixed below a bottom surface of the platform table, a motor including an output end fixedly connected to one end of the two-way screw, a sliding device fixed on the bottom surface of the platform table and parallel to the two-way screw, and two movable frames. First ends of the two movable frames are fixed at positions on the bottom surface of the platform table close to two ends of the platform table, respectively. Second ends of the two movable frames are connected to two screw nuts of the two-way screw, respectively, and also connected to two ends of the sliding device, respectively.

Abstract: A multifunctional holder includes a fixation device configured to fix the multifunctional holder on another device, a support device fixed on the fixation device, and an adjustment device rotatably connected to the support device and configured to mount a display terminal. A position and an angle of the display terminal is controlled by a rotation and an adjustment of the adjustment device.