LED display screen self-locking type installation back frame

Abstract

The invention relates to a self-locking type mounting back frame for an LED display screen. The self-locking type mounting back frame comprises a support, a connecting frame and self-locking grippers. The support can be rotatably mounted on a first mounting rod of the LED display unit, one end of the connecting frame is rotatably connected to the support, the other end of the connecting frame can be rotatably mounted on a second mounting rod of the LED display unit through a self-locking gripper, and the first mounting rod is parallel to the second mounting rod; the self-locking gripper comprises a fixed claw, a movable claw, a reset piece and a locking assembly, the fixed claw is connected to the connecting frame, and the movable claw is rotatably installed on the fixed claw; the locking assembly is installed between the fixed claw and the movable claw so that locking can be conducted after the movable claw rotates to the target angle. The reset piece is installed between the fixed claw and the movable claw, and after the locking assembly releases the movable claw, the reset piece can reset the movable claw. The connecting structure has the beneficial effects that the connecting mode is more convenient and quicker, and the mounting efficiency can be greatly improved.

Description

Technical Field

[0001] The invention relates to the technical field of display screens, and in particular to a self-locking mounting back frame for an LED display screen. Background Art

[0002] At present, with the mature development of LED display technology, LED display screens are more and more widely used in various public places. LED display screen (LED display) is a flat panel display composed of small LED module panels, which is used to display text, images, videos and other information. LED electronic display screen integrates microelectronics technology, computer technology and information processing. It has the advantages of bright colors, wide dynamic range, high brightness, long life, stable and reliable operation, etc. LED display screens are widely used in commercial media, cultural performance market, sports stadiums, information dissemination, news release, securities trading, etc., which can meet the needs of different environments.

[0003] At present, the patent with publication number CN220556117U discloses a die-cast aluminum mounting back frame for LED display screen, including a lifting support plate, the lifting support plate includes a lifting unit and a fixing unit, the lifting unit includes a lifting support plate, a pressure block, a first nut, a mounting plate, a lifting plate, a screw and a connecting rod, and the fixing unit includes a fixing frame, an LED display screen, a connecting plate and a wiring board. It can adjust the height at will to improve the viewing experience; and the installation is not limited by the site, and can be installed without a wall. However, it is completely connected to the display module by fasteners, which causes many inconveniences during installation and removal. Summary of the invention

[0004] 1. Technical issues to be resolved

[0005] In view of the above-mentioned shortcomings and deficiencies of the prior art, the present invention provides a self-locking mounting back frame for an LED display screen, which solves the technical problem that the prior art is connected by fasteners and has many inconveniences during installation and disassembly.

[0006] (II) Technical solution

[0007] In order to achieve the above object, the main technical solutions adopted by the present invention include:

[0008] The present invention provides a self-locking mounting back frame for an LED display screen, comprising a bracket, a connecting frame and a self-locking gripper; the bracket can be rotatably mounted on a first mounting rod on the back of an LED display unit, one end of the connecting frame is rotatably connected to the bracket, and the other end of the connecting frame can be rotatably mounted on a second mounting rod on the back of the LED display unit through the self-locking gripper, the first mounting rod and the second mounting rod are parallel to each other to cope with the rotation requirement on a vertical plane when the LED display unit is in use; the self-locking gripper comprises a fixed claw, a movable claw, a reset member and a locking assembly, the fixed claw is connected to the connecting frame, and the movable claw is rotatably mounted on the fixed claw; the locking assembly is mounted between the fixed claw and the movable claw so as to be able to lock the movable claw after it is rotated to a target angle; the reset member is mounted between the fixed claw and the movable claw, and after the locking assembly releases the movable claw, the reset member can reset the movable claw.

[0009] Optionally, the movable claw has a first side surface and a second side surface that are connected to each other, and the second side surface has a locking groove; the locking assembly includes a locking spring and a locking pin; the locking pin is slidably installed in the fixed claw, and the locking spring is located between the locking pin and the fixed claw; when the movable claw is not locked, the locking pin abuts against the first side surface of the movable claw; when the movable claw is rotated to a target angle, the locking pin slides along the first side surface to the locking groove of the second side surface to lock the movable claw.

[0010] Optionally, both ends of the locking pin have damping rings to facilitate the sliding operation of the locking pin.

[0011] Optionally, the LED display self-locking mounting back frame further includes an adapter ring; the adapter ring can be sleeved on the second mounting rod, and the movable claw and the fixed claw are connected to the adapter ring.

[0012] Optionally, the movable claw and the fixed claw have connecting arc surfaces that match the adapter ring.

[0013] Optionally, the bracket includes a first connecting rod and two first supporting rods; the first connecting rod is rotatably mounted on the first mounting rod through the two first supporting rods, and one end of the connecting frame is rotatably connected to the first connecting rod.

[0014] Optionally, one end of the first connecting rod has a connecting assembly, and the other end of the first connecting rod has a connecting head; when multiple brackets are arranged continuously, two adjacent brackets are detachably connected through the connecting assembly of one connecting rod and the connecting head of another connecting rod.

[0015] Optionally, the reset element is a torsion spring.

[0016] Optionally, the connecting frame includes two second connecting rods; the two connecting rods are V-shaped, one end of the two second connecting rods is connected to the fixing claw, and the other end of the two second connecting rods is rotatably connected to the bracket.

[0017] (III) Beneficial effects

[0018] The beneficial effects of the present invention are:

[0019] The present invention provides a self-locking mounting back frame for an LED display screen, which is connected by a bracket and a connecting frame to form a main body of the back frame, wherein the bracket is connected to a first mounting rod on the back of an LED display unit, and the connecting frame is connected to a second mounting rod on the back of the LED display unit through a self-locking gripper. The movable claw of the self-locking gripper abuts against the second mounting rod and then begins to rotate. After rotating to a target angle, the locking assembly positions the movable claw, and the movable claw cooperates with the fixed claw to realize the connection between the connecting frame and the second mounting rod; when disassembling, the locking assembly releases the lock on the self-locking gripper, and then moves away from the second mounting rod, and the movable claw is reset under the action of a reset member, thereby realizing the automatic connection between the self-locking gripper and the LED display screen mounting back frame. Moreover, the bracket and the connecting frame, and the connecting frame and the LED display unit back frame are all rotatably connected, which can meet the angle rotation requirements of the LED display unit. Compared with the prior art, the connection method of the back frame is more convenient and quick, and can greatly improve the installation efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural schematic diagram of a self-locking mounting back frame of an LED display screen according to a specific embodiment of the present invention;

[0021] Figure 2 It is a structural schematic diagram of a self-locking mounting back frame bracket and a connecting frame of an LED display screen according to a specific embodiment of the present invention;

[0022] Figure 3 It is a structural schematic diagram of a self-locking gripper according to a specific embodiment of the present invention;

[0023] Figure 4 is a schematic structural diagram of a movable claw and a locking assembly according to a specific embodiment of the present invention;

[0024] Figure 5 is a schematic structural diagram of a fixed claw according to a specific embodiment of the present invention;

[0025] Figure 6 It is a schematic structural diagram of an adapter ring according to a specific embodiment of the present invention.

[0026] [Description of Reference Numerals]

[0027] 1: bracket; 11: first connecting rod; 12: first supporting rod; 13: connecting assembly; 14: connecting head;

[0028] 2: connecting frame; 21: second connecting rod;

[0029] 3: self-locking gripper; 31: fixed claw; 32: movable claw; 321: first side surface; 322: second side surface; 33: reset member; 34: locking spring; 35: locking pin;

[0030] 4: first mounting rod;

[0031] 5: Second mounting rod;

[0032] 6: Adapter ring. DETAILED DESCRIPTION

[0033] In order to better understand the above technical solution, exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. Although exemplary embodiments of the present invention are shown in the accompanying drawings, it should be understood that the present invention can be implemented in various forms and should not be limited by the embodiments described herein. On the contrary, these embodiments are provided to enable a clearer and more thorough understanding of the present invention and to fully convey the scope of the present invention to those skilled in the art.

[0034] like Figure 1-Figure 4 As shown, a specific embodiment of the present invention provides a self-locking mounting back frame for an LED display screen, comprising a bracket 1, a connecting frame 2 and a self-locking gripper 3; the bracket 1 can be rotatably mounted on a first mounting rod 4 of an LED display unit, one end of the connecting frame 2 is rotatably connected to the bracket 1, and the other end of the connecting frame 2 can be rotatably mounted on a second mounting rod 5 of the LED display unit through the self-locking gripper 3, the first mounting rod 4 and the second mounting rod 5 are parallel to each other to meet the rotation requirements on a vertical plane when the LED display unit is used; the self-locking gripper 3 comprises a fixed claw 31, a movable claw 32, a reset member 33 and a locking assembly, the fixed claw 31 is connected to the connecting frame 2, and the movable claw 32 is rotatably mounted on the fixed claw 31; the locking assembly is mounted between the fixed claw 31 and the movable claw 32 so as to be able to lock the movable claw 32 after it is rotated to a target angle; the reset member 33 is mounted between the fixed claw 31 and the movable claw 32, and after the locking assembly releases the movable claw 32, the reset member 33 can reset the movable claw 32. In this specific embodiment, the reset member 33 is a torsion spring.

[0035] Specifically, the main body of the back frame is formed by connecting the bracket and the connecting frame, the bracket is connected to the first mounting rod on the back of the LED display unit, and the connecting frame is connected to the second mounting rod on the back of the LED display unit through a self-locking gripper. The movable claw of the self-locking gripper abuts against the second mounting rod and then starts to rotate. After rotating to the target angle, the locking assembly positions the movable claw, and the movable claw cooperates with the fixed claw to realize the connection between the connecting frame and the second mounting rod; when disassembling, the locking assembly releases the lock of the self-locking gripper, and then moves away from the second mounting rod. The movable claw is reset under the action of the reset member, thereby realizing the automatic connection between the self-locking gripper and the LED display screen mounting back frame. Moreover, the bracket and the connecting frame, and the connecting frame and the LED display unit back frame are all rotatably connected, which can meet the angle rotation requirements of the LED display unit. Compared with the prior art, the connection method of the back frame is more convenient and quick, and can greatly improve the installation efficiency.

[0036] Furthermore, if Figure 3-Figure 5 As shown, the movable claw 32 has a first side surface 321 and a second side surface 322 connected to each other, and a locking groove is provided on the second side surface 322; the locking assembly includes a locking spring 34 and a locking pin 35; the locking pin 35 is slidably installed in the fixed claw 31, and the locking spring 34 is located between the locking pin 35 and the fixed claw 31; when the movable claw 32 is not locked, the locking pin 35 abuts against the first side surface 321 of the movable claw 32; when the movable claw 32 rotates to the target angle, the locking pin 35 slides along the first side surface 321 to the locking groove of the second side surface 322 to lock the movable claw 32. Specifically, the fixed claw 31 has a hollow area inside, and sliding grooves are provided on both sides thereof, the locking pin 35 is located in the central control area, and the two ends of the locking pin 35 extend from the two sliding grooves respectively, and the two ends of the locking pin 35 have damping rings for facilitating the operation of its sliding.

[0037] Preferably, if Figure 6 As shown, the LED display self-locking mounting back frame provided by the specific embodiment of the present invention also includes an adapter ring 6, and the movable claw 32 and the fixed claw 31 have a connection arc surface that matches the adapter ring 6. The movable claw 32 can cooperate with the fixed claw 31 to grasp the adapter ring 6 in the locked state, so that it can be connected to the adapter ring 6. The adapter ring 6 can adapt to second mounting rings of different sizes.

[0038] Furthermore, if Figure 1 and Figure 2As shown, the bracket 1 includes a first connecting rod 11 and two first supporting rods 12; the first connecting rod 11 is rotatably mounted on the first mounting rod 4 through the two first supporting rods 12, and one end of the connecting frame 2 is rotatably connected to the first connecting rod 11. One end of the first connecting rod 11 has a connecting assembly 13, and the other end of the first connecting rod 11 has a connecting head 14; when multiple brackets 1 are arranged continuously, two adjacent brackets 1 are detachably connected through the connecting assembly 13 of one connecting rod and the connecting head 14 of another connecting rod.

[0039] Furthermore, if Figure 1 and Figure 2 As shown, the connecting frame 2 includes two second connecting rods 21 ; the two connecting rods are V-shaped, one end of the two second connecting rods 21 is connected to the fixing claw 31 , and the other end of the two second connecting rods 21 is rotatably connected to the bracket 1 .

[0040] The working condition of a self-locking mounting back frame of an LED display screen provided by this specific embodiment is as follows: during installation, the bracket 1 is pre-rotatably mounted on the first mounting rod 4 of the LED display unit, the adapter ring 6 is pre-installed on the second mounting rod 5 of the LED display unit, the movable claw 32 contacts the adapter ring 6 on the second mounting rod 5 and rotates to the target angle in the vertical plane, the locking pin 35 slides from the first side 321 of the movable claw 32 to the locking groove of the second side 322 to lock the movable claw 32, and the installation is completed. During disassembly, the damping rings at both ends of the locking pin 35 are used as the action points to pull the locking pin 35 out of the locking groove to release the lock, the movable claw 32 is reset under the action of the torsion spring, and the locking groove abuts the first side 321, and the disassembly is completed.

[0041] In the description of the present invention, it should be understood that the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0042] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0043] In the present invention, unless otherwise clearly specified and limited, when a first feature is “on” or “below” a second feature, it may be that the first and second features are in direct contact, or that the first and second features are in indirect contact through an intermediate medium. Moreover, when a first feature is “above”, “above” or “above” a second feature, it may be that the first feature is directly above or obliquely above the second feature, or it may simply mean that the first feature is higher in level than the second feature. When a first feature is “below”, “below” or “below” a second feature, it may be that the first feature is directly below or obliquely below the second feature, or it may simply mean that the first feature is lower in level than the second feature.

[0044] In the description of this specification, the description of the terms "one embodiment", "some embodiments", "embodiment", "example", "specific example" or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, unless they are contradictory.

[0045] Although the embodiments of the present invention have been shown and described above, it is to be understood that the above embodiments are exemplary and are not to be construed as limitations of the present invention. A person skilled in the art may alter, modify, replace and modify the above embodiments within the scope of the present invention.

Claims

1. A self-locking mounting back frame for an LED display, characterized in that: It comprises a bracket (1), a connecting frame (2) and a self-locking gripper (3); The bracket (1) can be rotatably mounted on a first mounting rod (4) on the back of the LED display unit, one end of the connecting frame (2) is rotatably connected to the bracket (1), and the other end of the connecting frame (2) can be rotatably mounted on a second mounting rod (5) on the back of the LED display unit through the self-locking gripper, and the first mounting rod (4) and the second mounting rod (5) are parallel; The self-locking gripper (3) comprises a fixed claw (31), a movable claw (32), a reset member (33) and a locking assembly, wherein the fixed claw (31) is connected to the connecting frame (2), and the movable claw (32) is rotatably mounted on the fixed claw (31); the locking assembly is mounted between the fixed claw (31) and the movable claw (32) so as to be able to lock the movable claw (32) after it is rotated to a target angle; The reset member (33) is installed between the fixed claw (31) and the movable claw (32); after the locking assembly releases the movable claw (32), the reset member (33) can reset the movable claw (32).

2. The self-locking mounting back frame for an LED display screen as claimed in claim 1, characterized in that: The movable claw (32) has a first side surface (321) and a second side surface (322) connected to each other, and the second side surface (322) has a locking groove; The locking assembly comprises a locking spring (34) and a locking pin (35); The locking pin (35) is slidably mounted in the fixing claw (31), and the locking spring (34) is located between the locking pin (35) and the fixing claw (31); When the movable claw (32) is not locked, the locking pin (35) abuts against the first side surface (321) of the movable claw (32); When the movable claw (32) rotates to a target angle, the locking pin (35) slides along the first side surface (321) into the locking groove of the second side surface (322) to lock the movable claw (32).

3. The self-locking mounting back frame for an LED display screen as claimed in claim 2, characterized in that: Both ends of the locking pin (35) are provided with damping rings for facilitating the sliding operation thereof.

4. The self-locking mounting back frame for an LED display screen as claimed in claim 1, characterized in that: Also includes an adapter ring (6); The adapter ring (6) can be sleeved on the second mounting rod (5), and the movable claw (32) and the fixed claw (31) are connected to the adapter ring (6).

5. The self-locking mounting back frame for an LED display screen as claimed in claim 4, characterized in that: The movable claw (32) and the fixed claw (31) have connecting arc surfaces that match the adapter ring (6).

6. The self-locking mounting back frame for an LED display screen as claimed in claim 1, characterized in that: The bracket (1) comprises a first connecting rod (11) and two first supporting rods (12); The first connecting rod (11) is rotatably mounted on the first mounting rod (4) via two first supporting rods (12), and one end of the connecting frame (2) is rotatably connected to the first connecting rod (11).

7. The self-locking mounting back frame for an LED display screen as claimed in claim 5, characterized in that: One end of the first connecting rod (11) has a connecting assembly (13), and the other end of the first connecting rod (11) has a connecting head (14); When a plurality of brackets (1) are arranged in succession, two adjacent brackets (1) are detachably connected via the connecting assembly (13) of one connecting rod and the connecting head (14) of another connecting rod.

8. The self-locking mounting back frame for an LED display screen as claimed in claim 1, characterized in that: The reset element (33) is a torsion spring.

9. The self-locking mounting back frame for an LED display screen as claimed in claim 1, characterized in that: The connecting frame (2) comprises two second connecting rods (21); The two connecting rods are V-shaped, one end of the two second connecting rods (21) is connected to the fixing claw (31), and the other end of the two second connecting rods (21) is rotatably connected to the bracket (1).

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