Multi-compatibility dustproof suite

Abstract

The utility model provides a multi-compatibility dustproof suite, and belongs to the technical field of LED display screens. The problems that components are exposed outside and adhere to dust, the hardness of the shell is poor, and the compatibility of the module suite is poor are solved. In order to solve the technical problem, the adopted technical scheme is as follows: the clamping buckle type rear shell comprises a bottom shell and a clamping buckle type rear shell, the bottom shell is of a rectangular structure, the bottom shell comprises a plurality of transverse supports I, a plurality of longitudinal supports I and an outer frame I, and the transverse supports I and the longitudinal supports I form a grid structure; a plurality of first grooves, second grooves, second fixing columns and second screw holes are formed in the end face connected with the bayonet type rear shell, two fixing holes are formed in each second fixing column, a first fixing position, a second fixing table, a second fixing position and a first screw hole are correspondingly formed in the end face, connected with the bottom shell, of the bayonet type rear shell, and a plurality of ventilation openings are formed in the bayonet type rear shell. The utility model is applied to the LED display screen.

Description

Technical Field

[0001] The utility model provides a multi-compatible and dustproof kit, belonging to the technical field of LED display screens. Background Art

[0002] At present, the installation methods of LED display screens are divided into module splicing and cabinet splicing. Indoor products are mostly modules splicing the whole screen. When the module is assembled in the whole screen, IC and other components are exposed to the outside, the overall effect is not good and it is easy to stick to dust. The bottom shell has poor hardness and is prone to shrinkage. At the same time, indoor products mostly use one bottom shell for one spacing, which has poor compatibility and requires multiple sets of molds to be produced at the same time. Utility Model Content

[0003] In order to solve the technical problems that components exposed outside the box are easily adhered to dust, have poor hardness and poor compatibility, the utility model proposes a multi-compatibility and dust-proof kit, which aims to achieve dust-proof, component leakage-free and multi-spacing module compatibility problems by improving the hardware structure of the module.

[0004] In order to solve the above technical problems, the technical solution adopted by the utility model is: a multi-compatible, dustproof kit, including a bottom shell and a snap-on rear shell, the bottom shell is a rectangular structure, the bottom shell includes a plurality of transverse brackets, a plurality of longitudinal brackets and an outer frame, the transverse brackets and the longitudinal brackets form a grid structure; each of the transverse brackets is provided with a plurality of fixing columns, each of the longitudinal brackets is provided with a plurality of fixing columns; the fixing column is located on the inner end surface of the bottom shell; the transverse bracket is provided with a groove, and the longitudinal bracket is provided with a groove;

[0005] The groove 1 is located on the outer end surface opposite to the inner end surface of the bottom shell, and the groove 1 corresponds to the fixing column one by one;

[0006] The outer frame 1 includes a first outer frame, a second outer frame, a third outer frame, a fourth outer frame and an outer edge, the first outer frame is parallel to the third outer frame, and the second outer frame is parallel to the fourth outer frame; the outer frame 1 is provided with a plurality of triangular staggered ribs, the triangular staggered ribs are provided on the inner end surface of the bottom shell, and the triangular staggered ribs are provided with screw holes 2; a plurality of fixing platforms 1 are provided between the two triangular staggered ribs, each of the fixing platforms 1 is provided with a fixing column 2, and the fixing column 2 is provided with a plurality of fixing holes, and the fixing holes run through the entire bottom shell;

[0007] The outer end surface of the bottom shell is provided with a plurality of grooves 2, and the grooves 2 correspond to the fixing platforms one by one;

[0008] The snap-on rear shell includes a first end surface, the first end surface is provided with a plurality of second transverse brackets, a plurality of second longitudinal brackets and a second outer frame, the second transverse bracket is provided with a first fixing position, the second transverse bracket is provided with a first fixing position, and the first fixing position corresponds to the groove one by one;

[0009] The second outer frame is provided with a second fixing position, and the second fixing position corresponds to the fixing hole one by one;

[0010] The second outer frame is provided with a second fixing platform adapted to the second groove;

[0011] The first end surface is also provided with a screw hole 1 coaxial with the screw hole 2, and the screw hole 1 passes through the snap-on rear shell;

[0012] The snap-on rear shell is provided with a plurality of vents and a plurality of reinforcing ribs, and the reinforcing ribs are located on the second end face opposite to the first end face.

[0013] Furthermore, the upper surfaces of the transverse bracket 1 and the longitudinal bracket 1 are on the same horizontal plane, and the upper surfaces of the transverse bracket 1 and the longitudinal bracket 1 are lower than the upper surface of the outer frame 1.

[0014] Furthermore, the second fixing column on the first outer frame is symmetrical with the second fixing column on the third outer frame about the vertical mid-plane of the bottom shell, and the second fixing column on the second outer frame is symmetrical with the second fixing column on the fourth outer frame about the vertical mid-plane of the bottom shell.

[0015] Furthermore, the upper surface of the second fixing column and the upper surface of the first fixing column are on the same horizontal plane.

[0016] Furthermore, the second screw hole passes through the entire bottom shell, and the upper surface of the second screw hole and the upper surface of the triangular staggered ribs are on the same horizontal plane.

[0017] Furthermore, the upper surface of the triangular staggered ribs is lower than the upper surface of the outer edge.

[0018] Furthermore, the second end surface is provided with a groove three corresponding to the fixing platform two of the first end surface.

[0019] Furthermore, the cross-sections of the transverse bracket 1 and the longitudinal bracket 1 are U-shaped.

[0020] The beneficial effects of the present invention compared with the prior art are as follows:

[0021] 1. The bottom shell of the utility model is added with a snap-on rear shell, so that various components are encapsulated inside the bottom shell, avoiding the components being exposed to the outside and adhering to dust, which affects the appearance and electrical performance of the components;

[0022] Second, the bottom shell ribs of the utility model adopt thickened solid T-shaped ribs and triangular staggered ribs, and the internal structure adopts a grid structure with a U-shaped structural cross section, which makes the bottom shell stronger and enhances the hardness;

[0023] 3. The utility model designs different screw column positions on the same bottom shell according to different dot pitch models, so as to achieve the compatibility problem of various models and various pitch modules. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] The utility model is further described below in conjunction with the accompanying drawings:

[0025] Figure 1 It is a structural schematic diagram of the outer end surface of the bottom shell of the utility model;

[0026] Figure 2 It is a left side view of the bottom shell of the utility model;

[0027] Figure 3 It is a structural schematic diagram of the inner end surface of the bottom shell of the utility model;

[0028] Figure 4 It is a top view of the bottom shell of the utility model;

[0029] Figure 5 It is a structural schematic diagram of the first end surface of the bayonet-type rear shell of the utility model;

[0030] Figure 6 It is a top view of the snap-on rear shell of the utility model;

[0031] Figure 7 It is a side view of the snap-on rear shell of the utility model;

[0032] Figure 8 It is a structural schematic diagram of the second end surface of the snap-on rear shell of the utility model;

[0033] In the figure: 1 is a bottom shell, 2 is a snap-on rear shell, 3 is a horizontal bracket 1, 4 is a vertical bracket 1, 5 is an outer frame 1, 6 is a fixing column 1, 7 is a fixing column 2, 8 is a fixing column 3, 9 is a groove 1, 10 is a groove 2, 11 is a fixing hole, 12 is a screw hole 2, 13 is a triangular staggered rib position, 14 is an outer edge, 15 is a horizontal bracket 2, 16 is a vertical bracket 2, 17 is an outer frame 2, 18 is a screw hole 1, 19 is a fixing platform 1, 20 is a fixing platform 2, 21 is a fixing position 1, 22 is a fixing position 2, 23 is a groove 3, 24 is a vent, and 25 is a reinforcing rib. DETAILED DESCRIPTION

[0034] In the present invention, unless otherwise specified, the directional words used, such as "up, down, top, bottom", usually refer to the directions shown in the drawings, or to the components themselves in the vertical, perpendicular or gravity directions; similarly, for ease of understanding and description, "inside and outside" refer to the inside and outside relative to the outline of each component itself, but the above-mentioned directional words are not used to limit the present invention.

[0035] like Figures 1 to 8 As shown, the utility model provides a multi-compatible, dust-proof kit, including a bottom shell 1 and a snap-on rear shell 2, the bottom shell 1 is a rectangular structure, the bottom shell 1 includes a plurality of transverse brackets 3, a plurality of longitudinal brackets 4 and an outer frame 5, the transverse brackets 3 and the longitudinal brackets 4 form a grid structure, the upper surfaces of the transverse brackets 3 and the longitudinal brackets 4 are on the same horizontal plane, and the upper surfaces of the transverse brackets 3 and the longitudinal brackets 4 are lower than the upper surface of the outer frame 5.

[0036] Two fixing columns 6 are arranged at the intersection of the longitudinal bracket 4 and the transverse bracket 3 in the middle position of the bottom shell 1. The longitudinal bracket 4 is provided with at least two fixing columns 6; and the transverse bracket 3 is provided with at least one fixing column 6.

[0037] The fixing column 6 is located on the inner end surface of the bottom shell 1; the transverse bracket 3 is provided with a groove 9, and the longitudinal bracket 4 is provided with a groove 9, the groove 9 is located on the outer end surface opposite to the inner end surface of the bottom shell 1, and the groove 9 corresponds to the fixing column 6 one by one;

[0038] The outer frame 15 includes a first outer frame, a second outer frame, a third outer frame, a fourth outer frame and an outer edge 14, the first outer frame is parallel to the third outer frame, and the second outer frame is parallel to the fourth outer frame; a plurality of triangular staggered ribs 13 are arranged on the outer frame 15, and a triangular staggered rib 13 is arranged at each of the four corners of the outer frame 15; the triangular staggered ribs 13 are arranged on the inner end surface, and the upper surface of the triangular staggered ribs 13 is lower than the upper surface of the outer edge 14, and screw holes 12 are arranged on the triangular staggered ribs 13, and the screw holes 12 run through the entire bottom shell 1, and the upper surfaces of the screw holes 12 and the upper surfaces of the triangular staggered ribs 13 are on the same horizontal plane, and a plurality of fixing platforms 19 are arranged on the two triangular staggered ribs, and each fixing platform 19 is provided with a fixing column 2 7, and the first outer frame 15 is provided with a plurality of triangular staggered ribs. The fixing column 27 on the frame is symmetrical with the fixing column 27 on the third outer frame about the mid-plane of the bottom shell 1, and the fixing column 27 on the second outer frame is symmetrical with the fixing column 27 on the fourth outer frame about the mid-plane of the bottom shell 1. The upper surface of the fixing column 27 and the upper surface of the fixing column 16 are on the same horizontal plane and are used to fix the PCB board. The fixing column 27 is provided with two fixing holes 11. The fixing hole 11 close to the outer edge 14 is used to fix the P1.86 PCB board and the bottom shell 1, and the other fixing hole 11 is used to fix the P1.839 PCB board and the bottom shell 1. The position, number and size of the fixing holes 11 can also be set according to actual needs to adapt to different PCB boards. The fixing holes 11 run through the entire bottom shell 1; the outer frame 15 is also provided with a fixing column 3 8 for box splicing;

[0039] The outer end surface is provided with a plurality of grooves 2 10 , and the grooves 2 10 correspond to the fixing platform 1 19 .

[0040] The cross section of the bottom shell 1 structure is U-shaped.

[0041] The snap-on rear shell 2 includes a first end surface, on which are disposed a plurality of transverse brackets 15, a plurality of longitudinal brackets 16 and an outer frame 17, and the transverse brackets 15 and the longitudinal brackets 16 are both provided with fixing positions 21 that match the grooves 9 provided on the bottom shell 1;

[0042] The outer frame 17 is provided with a second fixing position 22 adapted to the fixing hole 11 provided on the fixing column 7;

[0043] The outer frame 17 is provided with a fixing platform 20 adapted to the groove 10;

[0044] The first end surface is also provided with a screw hole 18 coaxial with the screw hole 2 12, and the screw hole 18 penetrates the snap-on rear housing 2;

[0045] The snap-on rear shell 2 is provided with a plurality of vents 24 for heat dissipation, and the snap-on rear shell 2 is also provided with a plurality of reinforcing ribs 25, which are located on the second end face opposite to the first end face, and the second end face is provided with a groove three 23 corresponding to the fixing platform two 20 of the first end face.

[0046] The bottom shell 1 of the utility model adds a snap-on rear shell 2, which prevents dust from sticking to components while ensuring the integrity of the back of the LED display screen, making the LED display screen box more beautiful. The rib design significantly increases the strength of the bottom shell 1, while achieving compatibility with two spacing modules, making it more practical and economical.

[0047] Regarding the specific structure of the utility model, it should be explained that the connection relationship between the various component modules adopted in the utility model is definite and feasible. Except for special instructions in the embodiments, the specific connection relationship can bring corresponding technical effects and solve the technical problems raised by the utility model without relying on the execution of corresponding software programs. The components, modules, models of specific components and the connection methods between each other appearing in the utility model, as well as the conventional use methods and expected technical effects brought about by the above-mentioned technical features, except for specific instructions, all belong to the disclosed contents in patents, journal articles, technical manuals, technical dictionaries, and textbooks that can be obtained by technical personnel in this field before the application date, or belong to the existing technologies such as conventional technologies and common knowledge in this field, and there is no need to elaborate, so that the technical solution provided in this case is clear, complete and feasible, and the corresponding physical products can be reproduced or obtained according to the technical means.

[0048] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the utility model.

Claims

1. A multi-compatible, dust-proof kit, characterized by: The invention comprises a bottom shell (1) and a snap-on rear shell (2), wherein the bottom shell (1) is a rectangular structure, and comprises a plurality of transverse brackets (3), a plurality of longitudinal brackets (4) and an outer frame (5), wherein the transverse brackets (3) and the longitudinal brackets (4) form a grid structure; each of the transverse brackets (3) is provided with a plurality of fixing columns (6), and each of the longitudinal brackets (4) is provided with a plurality of fixing columns (6); the fixing columns (6) are located on the inner end surface of the bottom shell (1); a groove (9) is provided on the transverse bracket (3), and a groove (9) is provided on the longitudinal bracket (4); the groove (9) is located on the outer end surface opposite to the inner end surface of the bottom shell (1), and the groove (9) corresponds to the fixing columns (6) one by one; The outer frame (5) comprises a first outer frame, a second outer frame, a third outer frame, a fourth outer frame and an outer edge (14), wherein the first outer frame is parallel to the third outer frame, and the second outer frame is parallel to the fourth outer frame; the outer frame (5) is provided with a plurality of triangular staggered ribs (13), wherein the triangular staggered ribs (13) are arranged on the inner end surface of the bottom shell (1), and the triangular staggered ribs (13) are provided with screw holes (12); a plurality of fixing platforms (19) are arranged between each pair of triangular staggered ribs, wherein each fixing platform (19) is provided with a fixing column (7), wherein the fixing column (7) is provided with a plurality of fixing holes (11), and wherein the fixing holes (11) run through the entire bottom shell (1); the outer end surface of the bottom shell (1) is provided with a plurality of grooves (10), wherein the grooves (10) correspond one to one with the fixing platforms (19); The snap-on rear shell (2) comprises a first end surface, the first end surface is provided with a plurality of transverse brackets (15), a plurality of longitudinal brackets (16) and an outer frame (17), the transverse bracket (15) is provided with a fixing position (21), the transverse bracket (15) is provided with a fixing position (21), and the fixing position (21) corresponds to the groove (9) one by one; The second outer frame (17) is provided with a second fixing position (22), and the second fixing position (22) corresponds to the fixing hole (11) one by one; The second outer frame (17) is provided with a second fixing platform (20), and the second fixing platform (20) corresponds one-to-one with the second groove; The first end surface is also provided with a screw hole 1 (18) coaxial with the screw hole 2 (12), and the screw hole 1 (18) passes through the snap-on rear shell (2); The snap-on rear shell (2) is provided with a plurality of ventilation holes (24) and a plurality of reinforcing ribs (25), wherein the reinforcing ribs (25) are located on a second end face opposite to the first end face.

2. A multi-compatible, dust-proof kit according to claim 1, characterized in that: The upper surfaces of the transverse bracket 1 (3) and the longitudinal bracket 1 (4) are on the same horizontal plane, and the upper surfaces of the transverse bracket 1 (3) and the longitudinal bracket 1 (4) are lower than the upper surface of the outer frame 1 (5).

3. A multi-compatible, dust-proof kit according to claim 1, characterized in that: The second fixing column (7) on the first outer frame is symmetrical with the second fixing column (7) on the third outer frame about the longitudinal mid-plane of the bottom shell (1), and the second fixing column (7) on the second outer frame is symmetrical with the second fixing column (7) on the fourth outer frame about the vertical mid-plane of the bottom shell (1).

4. The multi-compatible, dust-proof kit according to claim 1, characterized in that: The upper surface of the second fixing column (7) and the upper surface of the first fixing column (6) are on the same horizontal plane.

5. The multi-compatible, dust-proof kit according to claim 1, characterized in that: The second screw hole (12) passes through the entire bottom shell (1), and the upper surface of the second screw hole (12) and the upper surface of the triangular staggered ribs (13) are on the same horizontal plane.

6. The multi-compatible, dust-proof kit according to claim 1, characterized in that: The upper surface of the triangular staggered ribs (13) is lower than the upper surface of the outer edge (14).

7. The multi-compatible, dust-proof kit according to claim 1, characterized in that: The second end surface is provided with a groove three (23) corresponding to the fixing platform two (20) of the first end surface.

8. The multi-compatible, dust-proof kit according to claim 1, characterized in that: The cross-sections of the transverse support 1 (3) and the longitudinal support 1 (4) are U-shaped.

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