Unilumin Group Co., Ltd

Kuang Yang

Pinglin Zhao

Yuanxian Liu

Qian Wang

Mingfeng Lin

Wenrong Li

Falong Chen

Minyu Jiang

Hangfa Yi

Qinglun Li

Disclosed are a rotary knob lock, a maintenance tool and an LED display. The rotary knob lock includes a lock body, the lock body includes a head part and a limit part, a diameter of the head part is larger than a diameter of the limit part, the head part is provided with a first magnet, the limit part is provided with a limit block; the maintenance tool includes a body, the body is provided with a second magnet inside, the second magnet and the first magnet of the rotary knob lock are magnetically attracted to each other; the LED display includes an LED display module and a cabinet, the LED display module is provided with a rotary knob lock, the cabinet is provided with an avoidance hole, when the LED display module is mounted on the cabinet, the first magnet and limit block are located on both sides.

Rotary knob lock, maintenance tool and LED display

Disclosed is a waterproof substrate, including: two mounting surfaces disposed facing away from each other; and at least one waterproof protrusion provided on at least one of the two mounting surfaces and including: a protrusion body connected with the mounting surface, and one end of the protrusion body away from the waterproof substrate includes a connecting end surface; and at least two waterproof ribs, and each of the waterproof ribs is provided on the connecting end surface respectively and is gradually inclined outwardly in a direction away from the connecting end surface respectively.

Waterproof assembly and display screen

Disclosed is a LED display module, which includes a rear plate; at least one clamping strip including a plurality of clamping slots; and a plurality of light bars limited by the plurality of clamping slots. The clamping strip includes a handle, and the rear plate includes at least one through hole configured for the handle to pass through. The LED display module provided by the present application includes at least one handle which is convenient for the user to carry and maintain. The structure is stable, and the LED display module is not easy to be damaged during transportation.

LED display module

The present disclosure provides a front maintenance display screen module, including: a bottom case, a PCB provided on the bottom case, and a through-hole structure penetrating the bottom case and the PCB. The through-hole structure includes a step structure at one end of the through hole structure near the PCB, and the step structure includes a convex portion and a step portion. The convex portion is configured to penetrate the PCB, a gap is provided between the convex portion and the PCB. The step portion includes a groove surrounding the convex portion. A side of the PCB near the bottom case is abutted against an edge of the groove. A sealant layer is provided in the gap and the groove.

Display screen module and display screen

The present disclosure provides an LED display waterproof structure including a display bottom case, a first sealing ring and a waterproof cover. A side surface of the display bottom case is provided with a first U-shaped ring groove, a side surface of the first sealing ring towards the waterproof cover is provided with a second U-shaped ring groove, a first surface of the waterproof cover is provided with a ring protrusion matching the second U-shaped ring groove, the waterproof cover is provided on the first U-shaped ring groove through the first sealing ring, the ring protrusion is connected to the second U-shaped ring groove through interference fit, and the second U-shaped ring groove is connected to the first U-shaped ring groove through interference fit.

LED display waterproof structure

An LED display is provided in the present disclosure. The LED display includes a casing frame and an LED module. The LED module is fixedly connected with the casing frame by a locking knob, chucks and magnets fitted with each other, and positioning holes and positioning posts fitted with each other. The LED display further includes protective covers, a support base, a power rear cover, and a system control box. The protective covers are connected with the casing frame by fitting the positioning posts with the positioning holes. The support base and the casing frame are connected by fitting the positioning posts with the positioning holes and by a quick fixation with screws. The power rear cover is mounted on the system control box by a latch-hinge to facilitate the assembly and disassembly of various portions of the LED display.

LED display with quick maintenance structure

An LED display device includes an installing pillar, a first fixing plate, an enclosure module, an LED display screen module and a first connection member, the enclosure module includes a front surface for display and a rear surface opposite to the front surface, the installing pillar is positioned on the rear surface of the enclosure module, the first fixing plate closely contacts the installing pillar, the first fixing plate defines a first fixing hole, the first connection member extends through the first fixing hole from the rear surface of the enclosure module and connects with the enclosure module, thereby clamping and securing the installing pillar between the first fixing plate and the enclosure module, and the enclosure module is fixed to the installing pillar via the first fixing plate and the first connection member, the LED display screen module is assembled to the front surface of the enclosure module. Thereby the LED display device can be maintained with a high flexibility and it is convenience for operation, and the cost thereof is low, thus a front/rear side-maintenance type assembly can be realized.

Growing community of inventors

Guangdong, China

Kuang Yang