# US 2023/0055950 A1 · Display module and display screen > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2023/0055950 A1 - Document ID: US20230055950A1 - Status: Published application - Kind: A1 - Application number: 17/863,755 - Filed: 2022-07-13 - Published: 2023-02-23 - Earliest claimed: 2021-08-17 - Assignees: Unilumin Group Co., Ltd - Applicants: Unilumin Group Co., Ltd - Inventors: Chengyou LIU; Jinxing LI; Longjiang WU - Web page: https://patentgrep.com/patent/US20230055950A1 ## CPC - G09F 9/3026: {Video wall, i.e. stackable semiconductor matrix display modules (video wall control systems G06F3/1446, G09G2300/026)} - G09F 9/33: being semiconductor devices, e.g. diodes - G09F: DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS ## Abstract Disclosed are a display module and a display screen. The display module includes: a first frame having a first attachment surface and a first assembly surface, an included angle between the first attachment surface and the first assembly surface being less than 90°; a locking rod movably provided on the first frame; a second frame having a second attachment surface and a second assembly surface, an included angle between the second attachment surface and the second assembly surface being less than 90°, the second assembly surface being parallel to the first assembly surface; and a locking piece provided on the second frame and having a locking hole matched with the locking rod. The display screen includes a first cabinet, a second cabinet and the display module. ## Claims ### Claim 1 A display module, comprising: a first frame having a first attachment surface and a first assembly surface, an included angle between the first attachment surface and the first assembly surface being less than 90°; a locking rod movably provided on the first frame; a second frame having a second attachment surface and a second assembly surface, an included angle between the second attachment surface and the second assembly surface being less than 90°, the second assembly surface being parallel to the first assembly surface; and a locking piece provided on the second frame and having a locking hole matched with the locking rod. ### Claim 2 (depends on 1) The display module of claim 1, wherein the first assembly surface is provided with a first through hole for the locking rod to pass through, the second assembly surface is provided with a second through hole aligned with both the first through hole and the locking hole. ### Claim 3 (depends on 1) The display module of claim 1, wherein the locking piece comprises a locking base and a locking plate movably provided on the locking base, the locking hole is provided on the locking base, and the locking plate has a through hole staggered from the locking hole. ### Claim 4 (depends on 3) The display module of claim 3, wherein one end of the locking rod close to the second frame is provided with a locking head, and an outer peripheral wall of the locking head is provided with a clamping slot matched with the locking plate. ### Claim 5 (depends on 3) The display module of claim 3, wherein the locking base comprises a bottom plate and a cover plate, and the bottom plate and the cover plate are configured to form a cavity for accommodating part of the locking plate. ### Claim 6 (depends on 5) The display module of claim 5, wherein an elastic component is provided in the cavity, one end of the elastic component in a moving direction is abutted against the cover plate, and the other end of the elastic component in the moving direction is abutted against the locking plate to drive the locking plate to move away from the locking base. ### Claim 7 (depends on 5) The display module of claim 5, wherein the cover plate is provided with a protruding guide column, the locking plate is provided with a guide groove, the guide column extends into the guide groove, and a length direction of the guide groove is consistent with a moving direction of the locking plate. ### Claim 8 (depends on 1) The display module of claim 1, wherein one end of the locking rod away from the second frame is provided with a handle. ### Claim 9 A display screen, comprising: a first cabinet; a second cabinet; and a display module, comprising: a first frame having a first attachment surface and a first assembly surface, an included angle between the first attachment surface and the first assembly surface being less than 90°; a locking rod movably provided on the first frame; a second frame having a second attachment surface and a second assembly surface, an included angle between the second attachment surface and the second assembly surface being less than 90°, the second assembly surface being parallel to the first assembly surface; and a locking piece provided on the second frame and having a locking hole matched with the locking rod; wherein an edge of the first cabinet is provided with a first inclined surface, an edge of the second cabinet is provided with a second inclined surface, the first frame is provided on the first cabinet, the first attachment surface is attached to the first inclined surface, the second frame is provided on the second cabinet, and the second attachment surface is attached to the second inclined surface. ### Claim 10 (depends on 9) The display screen of claim 9, wherein the first cabinet is provided with a first plane portion, the first frame has a first mounting portion attached to the first plane portion, the second cabinet is provided with a second plane portion, and the second frame has a second mounting portion attached to the second plane portion. ### Claim 11 (depends on 9) The display screen of claim 9, wherein the first assembly surface is provided with a first through hole for the locking rod to pass through, the second assembly surface is provided with a second through hole aligned with both the first through hole and the locking hole. ### Claim 12 (depends on 9) The display screen of claim 9, wherein the locking piece comprises a locking base and a locking plate movably provided on the locking base, the locking hole is provided on the locking base, and the locking plate has a through hole staggered from the locking hole. ### Claim 13 (depends on 12) The display screen of claim 12, wherein one end of the locking rod close to the second frame is provided with a locking head, and an outer peripheral wall of the locking head is provided with a clamping slot matched with the locking plate. ### Claim 14 (depends on 12) The display screen of claim 12, wherein the locking base comprises a bottom plate and a cover plate, and the bottom plate and the cover plate are configured to form a cavity for accommodating part of the locking plate. ### Claim 15 (depends on 14) The display screen of claim 14, wherein an elastic component is provided in the cavity, one end of the elastic component in a moving direction is abutted against the cover plate, and the other end of the elastic component in the moving direction is abutted against the locking plate to drive the locking plate to move away from the locking base. ### Claim 16 (depends on 14) The display screen of claim 14, wherein the cover plate is provided with a protruding guide column, the locking plate is provided with a guide groove, the guide column extends into the guide groove, and a length direction of the guide groove is consistent with a moving direction of the locking plate. ### Claim 17 (depends on 9) The display screen of claim 9, wherein one end of the locking rod away from the second frame is provided with a handle.