Waterproof liquid crystal display screen

Abstract

The utility model discloses a waterproof liquid crystal display screen which comprises a rear shell and a front cover which are assembled together, an installation cavity used for installing a liquid crystal display assembly is formed between the rear shell and the front cover, and a waterproof sealing structure is arranged at the connecting position of the rear shell and the front cover. The waterproof sealing structure comprises a sealing ring arranged between the rear shell and the front cover, the sealing ring is provided with a sealing clamping groove for the butt joint end of the rear shell and the front cover to be clamped in, the outer side of the rear shell and the outer side of the front cover are each provided with a water blocking edge strip protruding outwards, and the outer side of the sealing ring is provided with a sealing edge strip bent upwards. A clamping groove for clamping the water retaining edge strip is formed in the sealing edge strip, and the sealing edge strip covers the surface of the water retaining edge strip; according to the utility model, the sealing edge strip covers the surface of the water retaining edge strip, so that the joints of the sealing edge strip, the rear shell and the front cover are sealed instead of straight seams, and the waterproof capability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field related to liquid crystal display screens, in particular to a waterproof liquid crystal display screen. Background Art

[0002] With the development and maturity of LED technology, LED has been widely used due to its advantages of energy saving, long life and environmental protection. Among them, LED liquid crystal display is a common product of LED application.

[0003] LED electronic display screens integrate microelectronics technology, computer technology, and information processing, and have 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 markets, stadiums, information dissemination, news releases, securities trading, etc., and can meet the needs of different environments. Although there is a sealing strip, the sealing strip is generally set on the outer shell to prevent water from seeping into the outer shell; it is easy to lose the sealing effect over a long period of time. Utility Model Content

[0004] In order to solve the defect that although a sealing strip is provided in the prior art, the sealing strip is generally provided on the housing to prevent water from penetrating into the housing; and the sealing function is easily lost after a long time, the utility model provides a waterproof liquid crystal display screen.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0006] The utility model discloses a waterproof liquid crystal display screen, comprising a rear shell and a front cover assembled together, and a mounting cavity for mounting a liquid crystal display assembly is formed between the rear shell and the front cover, and a waterproof sealing structure is provided at the connection between the rear shell and the front cover, and the waterproof sealing structure comprises a sealing ring arranged between the rear shell and the front cover, and the sealing ring is provided with a sealing card groove for the butt end of the rear shell and the front cover to be inserted into, and the outer sides of the rear shell and the front cover are both provided with water retaining edge strips protruding outward, and the outer side of the sealing ring is provided with a sealing edge strip bent upward, and the sealing edge strip forms a receiving groove for the water retaining edge strip to be inserted into, and the sealing edge strip covers the surface of the water retaining edge strip, and the water retaining edge strip is provided with a threaded hole, and the outer side of the sealing edge strip is bolted with a pressing sealing plate for pressing the sealing edge strip. .

[0007] As a preferred technical solution of the present utility model, the water retaining edge strip is integrally formed with the rear shell and the front cover by injection molding.

[0008] As a preferred technical solution of the present utility model, the sealing ring is a rubber sealing ring.

[0009] As a preferred technical solution of the utility model, a drainage groove is provided on the outer edge of the water retaining edge strip.

[0010] As a preferred technical solution of the present utility model, the sealing groove is 5-8 mm.

[0011] As a preferred technical solution of the utility model, the sealing edge strip is provided with through holes corresponding one to one with the threaded holes.

[0012] The beneficial effects of the utility model are:

[0013] This waterproof LCD screen has a sealing ring between the rear shell and the front cover, and the sealing ring is provided with a sealing groove for the butt ends of the rear shell and the front cover to be snapped into, which plays a good sealing role, and the outer sides of the rear shell and the front cover are provided with water retaining edge strips protruding outward, and the outer side of the sealing ring is provided with a sealing edge strip bent upward, the sealing edge strip forms a storage groove for the water retaining edge strip to be snapped into, and the sealing edge strip covers the surface of the water retaining edge strip, so that the connection between the sealing edge strip and the rear shell and the front cover is sealed, so that it is not a straight seam, thereby improving the waterproof ability, and the outer side of the sealing edge strip is installed with a pressing sealing plate for pressing the sealing edge strip through bolts, so that the sealing edge strip is pressed, so that the whole has better sealing performance. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0015] Figure 1 It is a structural schematic diagram of a waterproof liquid crystal display screen of the utility model;

[0016] Figure 2 This is a schematic diagram of the installation structure of a sealing ring of a waterproof liquid crystal display screen of the utility model;

[0017] Figure 3 The utility model is a schematic diagram of a sealing ring structure of a waterproof liquid crystal display screen.

[0018] In the figure: 1. rear shell; 2. front cover; 3. sealing ring; 4. sealing slot; 5. sealing edge strip; 6. storage slot; 7. pressing sealing plate; 8. drainage groove; 9. water retaining edge strip. DETAILED DESCRIPTION

[0019] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0020] Example: Figure 1 , Figure 2 and Figure 3As shown, the utility model is a waterproof liquid crystal display screen, comprising a rear shell 1 and a front cover 2 assembled together, and an installation cavity for installing a liquid crystal display component is formed between the rear shell 1 and the front cover 2, and a waterproof sealing structure is provided at the connection between the rear shell 1 and the front cover 2, and the waterproof sealing structure comprises a sealing ring 3 arranged between the rear shell 1 and the front cover 2, and the sealing ring 3 is provided with a sealing card groove 4 for the butt end of the rear shell and the front cover 2 to be snapped in, and the outer sides of the rear shell 1 and the front cover 2 are both provided with a water retaining edge strip 9 protruding outward, and the outer side of the sealing ring 3 is provided with a sealing edge strip 5 bent upward, and the sealing edge strip 5 forms a receiving groove 6 for the water retaining edge strip 9 to be snapped in, and the sealing edge strip 5 covers the surface of the water retaining edge strip 9, and the water retaining edge strip 9 is provided with a threaded hole, and the outer side of the sealing edge strip 5 is bolted with a pressing sealing plate 7 for pressing the sealing edge strip 5. A sealing ring 3 between the rear shell 1 and the front cover 2 is provided with a sealing groove 4 for the butt ends of the rear shell 1 and the front cover 2 to be inserted into, which has a good sealing effect, and the outer sides of the rear shell 1 and the front cover 2 are provided with water retaining strips protruding outward, and the outer side of the sealing ring 3 is provided with a sealing strip 5 bent upward, the sealing strip 5 forms a groove 6 for the water retaining strip to be inserted into, and the sealing strip 5 covers the surface of the water retaining strip, so that the connection between the sealing strip 5 and the rear shell 1 and the front cover 2 is sealed, so that it is not a straight seam, thereby improving the waterproof ability, and the outer side of the sealing strip 5 is installed with a pressing sealing plate 7 for pressing the sealing strip 5 through bolts, so that the sealing strip 5 is pressed, so that the whole has a better sealing performance.

[0021] The water retaining edge strip 9 is integrally formed with the rear shell 1 and the front cover 2 by injection molding.

[0022] Wherein, the sealing ring 3 is a rubber sealing ring with low cost.

[0023] The outer edge of the water retaining strip 9 is provided with a drainage groove 8, which plays a role in drainage and prevents rainwater from entering from the connection between the water retaining strip 9 and the sealing strip 5, thereby ensuring a good sealing and waterproof effect.

[0024] The sealing groove 4 is 5-8 mm and has a certain depth so as to have a better sealing effect.

[0025] The sealing edge strip 5 is provided with through holes corresponding to the threaded holes one by one, so as to facilitate installation and disassembly.

[0026] When working, this waterproof LCD screen has a sealing ring 3 between the back shell 1 and the front cover 2, and the sealing ring 3 is provided with a sealing groove 4 for the butt ends of the back shell 1 and the front cover 2 to be inserted into, which plays a good sealing role, and the outer sides of the back shell 1 and the front cover 2 are provided with water retaining strips protruding outward, and the outer side of the sealing ring 3 is provided with a sealing strip 5 bent upward, the sealing strip 5 forms a receiving groove 6 for the water retaining strip to be inserted into, and the sealing strip 5 covers the surface of the water retaining strip, so that the connection between the sealing strip 5 and the back shell 1 and the front cover 2 is sealed, so that it is not a straight seam, thereby improving the waterproof ability, and the outer side of the sealing strip 5 is installed with a pressing sealing plate 7 for pressing the sealing strip 5 through bolts, so that the sealing strip 5 is pressed, so that the whole has a better sealing performance.

[0027] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A waterproof liquid crystal display screen, comprising a rear shell (1) and a front cover (2) assembled together, wherein a mounting cavity for mounting a liquid crystal display component is formed between the rear shell (1) and the front cover (2), characterized in that: A waterproof sealing structure is provided at the connection between the rear shell (1) and the front cover (2), the waterproof sealing structure comprising a sealing ring (3) arranged between the rear shell (1) and the front cover (2), the sealing ring (3) being provided with a sealing groove (4) for the butting ends of the rear shell and the front cover (2) to be inserted into, the outer sides of the rear shell (1) and the front cover (2) being provided with water retaining strips (9) protruding outwards, the outer sides of the sealing ring (3) being provided with sealing strips (5) bent upwards, the sealing strips (5) forming a receiving groove (6) for the water retaining strips (9) to be inserted into, the sealing strips (5) covering the surface of the water retaining strips (9), the water retaining strips (9) being provided with threaded holes, and the outer sides of the sealing strips (5) being provided with a pressing sealing plate (7) for pressing the sealing strips (5) via bolts.

2. A waterproof liquid crystal display according to claim 1, characterized in that: The water retaining edge strip (9) is integrally formed with the rear shell (1) and the front cover (2) by injection molding.

3. A waterproof liquid crystal display screen according to claim 1, characterized in that: The sealing ring (3) is a rubber sealing ring.

4. A waterproof liquid crystal display screen according to claim 2, characterized in that: The outer edge of the water retaining edge strip (9) is provided with a drainage groove (8).

5. A waterproof liquid crystal display screen according to claim 1, characterized in that: The sealing groove (4) is 5-8 mm.

6. A waterproof liquid crystal display screen according to claim 1, characterized in that: The sealing edge strip (5) is provided with through holes corresponding one to one with the threaded holes.

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