TWI663446B - Waterproof structure of display - Google Patents

Abstract

This case discloses a waterproof structure of a display, which is disposed on one side of a housing of the display. The housing is used to house a light emitting module and a display module of the display, and the side includes at least one air inlet hole and At least one exhaust hole, the waterproof structure includes: at least one intake fan disposed at the at least one intake hole; at least one exhaust fan disposed at the at least one exhaust hole; and a plurality of waterproof covers covering the At least one air inlet hole and the at least one air outlet hole. Therefore, since the waterproof structure of the present invention is structured by the at least one intake fan, the at least one exhaust fan, and the waterproof covers, the heat generated by the display accommodated in the casing is effectively transmitted through the convection. Discharged, with good heat dissipation effect, and good waterproof property.

Description

Waterproof structure of display

The invention relates to a waterproof structure of a display, and more particularly to a waterproof structure of a display having both heat dissipation and waterproof characteristics.

With the popularity of display applications, there is a need to use the display outdoors. However, if the display is to be used outdoors, when it rains, the problem that rainwater may flow into the display and cause the display to malfunction must be overcome.

A common solution is to form a sealed structure with equipment such as a rubber strip, so that rainwater cannot flow into the display from the outside. However, today's technology still cannot effectively deal with the heating problem caused by power consumption during the operation of the display. The existing sealed structure will allow the display to conduct heat only through its casing, and the heat removal efficiency is not good, which may cause the display to malfunction due to long-term high heat .

Therefore, how to create a waterproof structure for a display with good heat dissipation and waterproof characteristics is what the present invention intends to actively disclose.

It is an object of the present invention to provide a waterproof structure for a display, which can effectively waterproof, and also has a good heat dissipation effect, which can effectively solve the problem of poor heat removal efficiency of the sealed structure in the prior art, which causes the display to malfunction due to long-term high-temperature environment.

In order to achieve the above and other objectives, the present invention provides a waterproof structure of a display, which is disposed on a side of a casing of the display, and the casing is used for accommodating a light-emitting mode of the display. And a display module, and the side includes at least one air inlet hole and at least one air outlet hole, and the waterproof structure includes: at least one air inlet fan provided at the at least one air inlet hole; at least one air outlet fan, provided The at least one air vent hole; and a plurality of waterproof cover covers covering the at least one air vent hole and the at least one air vent hole.

In one embodiment of the present invention, the at least one air inlet hole is located below the at least one air outlet hole.

In one embodiment of the present invention, each of the waterproof covers includes: an outer inclined plate; a plurality of inner inclined plates arranged alternately inside the waterproof cover; and a plurality of air vents provided at the bottom of the waterproof cover.

In one embodiment of the present invention, the waterproof structure further includes: an outer cover disposed on the side and covering the waterproof covers, and the outer cover includes a plurality of circulation holes.

In one embodiment of the present invention, the outer cover further includes: a plurality of guide covers, each of the guide covers extending outward and downward from the top of each of the circulation holes; and a plurality of drainage holes provided at the bottom of the outer cover.

In one embodiment of the present invention, the waterproof structure further includes: a plurality of dust covers disposed between the at least one intake fan and the corresponding waterproof cover, and between the at least one exhaust fan and the corresponding waterproof cover. between.

In one embodiment of the present invention, the casing includes a removable maintenance door.

In one embodiment of the invention, the display module is a double-sided display module.

Therefore, since the waterproof structure of the present invention is structured by the at least one intake fan, the at least one exhaust fan, and the waterproof covers, the heat generated by the display accommodated in the casing is effectively transmitted through the convection. Discharged, with good heat dissipation effect, and good waterproof property.

100‧‧‧Waterproof structure

10‧‧‧shell

101‧‧‧air inlet

103‧‧‧Vent hole

11, 12‧‧‧ side

15‧‧‧ Removable maintenance door

21‧‧‧Air inlet fan

23‧‧‧Exhaust Fan

30‧‧‧Waterproof cover

31‧‧‧Outer inclined plate

33‧‧‧Inner inclined plate

35‧‧‧ Vent

40‧‧‧ Cover

43‧‧‧Guide

45‧‧‧drain hole

50‧‧‧ dust cover

[FIG. 1] It is a partial exploded view of a display and a waterproof structure according to an embodiment of the present invention.

[FIG. 2] It is a schematic diagram after assembling a display and a waterproof structure according to an embodiment of the present invention.

[Fig. 3] is a schematic diagram of a waterproof cover according to an embodiment of the present invention.

[Fig. 4] is a schematic diagram of an outer cover according to an embodiment of the present invention.

FIG. 5 is a schematic partial cross-sectional view of an outer cover according to an embodiment of the present invention.

In order to fully understand the present invention, the present invention will be described in detail through the following specific embodiments and the accompanying drawings. Those skilled in the art can understand the objects, features, and effects of the present invention from the contents disclosed in this specification. It should be noted that the present invention can be implemented or applied through other different specific embodiments, and various details in this specification can also be modified and changed without departing from the spirit of the present invention based on different viewpoints and applications. In addition, the drawings attached to the present invention are merely a schematic illustration, and are not depicted in actual dimensions. The following embodiments will further describe the related technical content of the present invention in detail, but the disclosed content is not intended to limit the scope of patent application of the present invention. The description is as follows: FIG. 1 is a partial exploded view of a display and a waterproof structure 100 according to an embodiment of the present invention. FIG. 2 is a schematic view of an assembled display and a waterproof structure 100 according to an embodiment of the present invention. 1 and 2, the waterproof structure 100 is disposed on a side surface 11 of a housing 10 of the display. The housing 10 is used to house a light emitting module and a display module (not shown) of the display. And the side 11 includes at least An air inlet hole 101 and at least one air outlet hole 103. In the embodiment of the present invention, the waterproof structure 100 includes at least one intake fan 21, at least one exhaust fan 23, and a plurality of waterproof covers 30.

It should be noted that the structure of the light-emitting module and the display module of the display may depend on the type of the display. For example, the display may be a liquid crystal display (LCD) or an organic light-emitting diode ( Organic Light-Emitting Diodes (OLED) display, the display module can also be a double-sided display module. The invention does not limit the type of the display.

In the embodiment of the present invention, the casing 10 has two side surfaces 11 and 12. Although FIG. 1 illustrates only an air inlet hole 101 and an air outlet hole 103 on the side surface 11, the side surface 12 may also include corresponding Structure of the side surface 11. In addition, the present invention does not limit the number of the air inlet holes 101 and the air outlet holes 103, and can be adjusted according to actual needs.

The at least one intake fan 21 is disposed in the at least one intake hole 101, and the at least one exhaust fan 23 is disposed in the at least one exhaust hole 103. Since the gas heated by the thermal energy generated by the display will rise in temperature, in one embodiment, the at least one air inlet hole 101 is located below the at least one air outlet hole 103. Such an arrangement can enable the at least one intake fan 21 to take in lower temperature air from the outside of the casing 10 and at the same time, the at least one exhaust fan 23 accelerates the exhaust of the higher temperature hot air in the casing 10 to form Good convection, so the waterproof structure 100 can have good heat dissipation effect. Similarly, the present invention does not limit the number of the at least one intake fan 21 and the at least one exhaust fan 23, which should be determined according to the number of the intake holes 101 and the exhaust holes 103.

In one embodiment, the casing 10 includes a removable maintenance door 15. When a component (such as a light emitting module of a display, a display module), the at least one intake fan 21 or the at least one exhaust fan 23 disposed in the casing 10 fails, the detachable maintenance door 15 may be Remove to repair or replace the failed component.

In the embodiment of the present invention, the waterproof covers 30 cover the at least one air inlet hole 101 and the at least one air outlet hole 103. Since the at least one air inlet hole 101 and the at least one air outlet hole 103 are pipes through which the waterproof structure 100 communicates with the outside world, the waterproof covers 30 can prevent rainwater from passing through the at least one air inlet hole when it rains. 101 and the at least one exhaust hole 103 enter the casing 10 to prevent malfunctions of machines (such as the light emitting module and the display module) in the casing 10.

In one embodiment, the waterproof structure 100 further includes an outer cover 40. The outer cover 40 is disposed on the side surface 11 to shield the waterproof covers 30. Similarly, when the side surface 12 has a structure corresponding to the side surface 11, the outer cover 40 may also be disposed on the side surface 12 to cover the waterproof cover covers 30. The outer cover 40 can further prevent the waterproof cover 30 and the at least one air inlet hole 101 and the at least one air outlet hole 103 from directly contacting rainwater, and can also make the overall appearance of the waterproof structure 100 more tidy. , Beautiful.

In this embodiment, the outer cover 40 has a plurality of circulation holes 41 (see FIG. 4), and the circulation holes 41 serve as a passage for gas circulation. For example, the at least one exhaust fan 23 exhausts hot air with a higher temperature from the housing 10 into the outer cover 40, and then exhausts out of the waterproof structure 100 through the circulation holes 41, and the external temperature is lower. Air can enter the cover through the circulation holes 41, and then be guided into the casing 10 by the at least one intake fan 21.

FIG. 3 is a schematic diagram of a waterproof cover 30 according to an embodiment of the present invention. As shown in FIG. 3, each of the waterproof covers 30 may include an outer inclined plate 31, a plurality of inner inclined plates 33, and a plurality of ventilation holes 35. The inner inclined plates 33 are staggered inside the waterproof cover 30, and The vent holes 35 are disposed on the bottom of the waterproof cover 30. Generally, rainwater drips from top to bottom and cannot enter the waterproof cover 30 (the outer cover 40). However, it is still possible that water (from bottom to top) enters the waterproof cover 30 (the outer cover 40) due to strong wind or other factors such as artificial cleaning. The design of the outer inclined plate 31 enables water (into the outer cover 40) Flowing downward along the outer inclined plate 31, the at least one air inlet hole 101 and the at least one air outlet hole 103 will not enter the housing 10.

The vent holes 35 serve as a passage for exhausting hot air having a higher temperature in the casing 10 or introducing air having a lower temperature outside the casing 10. Similarly, even if water enters the waterproof cover 30 from bottom to top due to strong wind or other factors such as artificial cleaning, the staggered inner inclined plates 33 can further prevent water from passing through the at least one air inlet 101 and the at least one The exhaust hole 103 enters the casing 10 and makes the accidentally entered water flow down the inner inclined plates 33 and flow out from the vent holes 35.

FIG. 4 is a schematic diagram of an outer cover 40 according to an embodiment of the present invention. FIG. 5 is a schematic partial cross-sectional view of an outer cover 40 according to an embodiment of the present invention. 4 and 5, the outer cover 40 of the waterproof structure 100 may include a plurality of guide covers 43 and a plurality of drainage holes 45. Each of the guide covers 43 extends outward and downward from the top of each of the circulation holes 41. This design can effectively prevent rainwater dripping from the top to the inside of the outer cover 40 through the circulation holes 41. The drainage holes 45 are disposed at the bottom of the outer cover 40. Even if water enters the outer cover 40 from the bottom up due to strong wind or other factors such as cleaning, the water can still follow the outer inclined plate as described above. 31, or naturally flows downward based on gravity, and is discharged through the drainage holes 45.

In addition, the hot air with a higher temperature inside the casing 10 is exhausted through the vent holes 35, and the air with a lower temperature is introduced from the outside of the casing 10, and can pass through the circulation holes 41 of the cover 40 and the The drainage hole 45 circulates, that is, the outer cover 40 does not block the waterproof structure 100 from convection through the at least one intake fan 21, the at least one exhaust fan 23, and the waterproof covers 30.

In one embodiment, the waterproof structure 100 further includes a plurality of dust covers 50 (see FIG. 1). The dust covers 50 are disposed between the at least one intake fan 21 and the corresponding waterproof cover 30, and the at least one Between the exhaust fan 23 and the corresponding waterproof cover 30. The dust covers 50 can further prevent dust from entering the casing 10 through the at least one air inlet hole 101 and the at least one air outlet hole 103. Similarly, when such When the dust cover 50 needs to be replaced, the detachable maintenance door 15 can be removed, and the corresponding intake fan 21 or exhaust fan 23 can be further removed to replace the dust cover 50.

Following the above description, the waterproof structure 100 of the display of the present invention uses the at least one intake fan 21, the at least one exhaust fan 23, and the waterproof covers 30 (the outer cover 40 is further included in some embodiments). ) Structure, so that the heat generated by the display contained in the casing 10 is effectively discharged through convection, and has a good heat dissipation effect. At the same time, due to the design of the waterproof covers 30 (and the outer cover 40), water can be effectively prevented from entering the casing 10 through the at least one air inlet hole 101 and the at least one air outlet hole 103, which is also good. Waterproof properties.

In addition, although the present invention is described by arranging the at least one intake fan 21, the at least one exhaust fan 23, the waterproof cover 30, and the outer cover 40 on the side surface 11 of the housing, the present invention It is not limited to this. These components can also be correspondingly disposed on the side surface 12 of the casing, so that the waterproof structure 100 has better heat dissipation effect, and its appearance is more symmetrical and beautiful.

The present invention has been disclosed in the foregoing with a preferred embodiment, but those skilled in the art should understand that this embodiment is only for describing the present invention, and should not be interpreted as limiting the scope of the present invention. It should be noted that all changes and substitutions equivalent to this embodiment should be included in the scope of the present invention. Therefore, the scope of protection of the present invention shall be defined by the scope of the patent application.

Claims (7)

A waterproof structure of a display is disposed on one side of a casing of the display. The casing is used to house a light emitting module and a display module of the display, and the side includes at least one air inlet hole and at least one row. An air hole, the waterproof structure includes: at least one air inlet fan provided in the at least one air inlet; at least one air exhaust fan provided in the at least one air outlet; and a plurality of waterproof cover covers covering the at least one air inlet An air hole and the at least one vent hole; wherein each of the waterproof covers includes: an outer inclined plate; a plurality of inner inclined plates staggered inside the waterproof cover; and a plurality of vent holes provided in the waterproof cover bottom. The waterproof structure according to claim 1, wherein the at least one air inlet hole is located below the at least one air outlet hole. The waterproof structure according to claim 1, further comprising: a plurality of dust covers disposed between the at least one intake fan and the corresponding waterproof cover, and between the at least one exhaust fan and the corresponding waterproof cover. The waterproof structure according to claim 1, wherein the casing includes a removable maintenance door. The waterproof structure according to claim 1, wherein the display module is a double-sided display module. The waterproof structure according to any one of claims 1 to 5, further comprising: an outer cover disposed on the side and covering the waterproof covers, and the outer cover includes a plurality of circulation holes. The waterproof structure according to claim 6, wherein the outer cover further comprises: a plurality of guide covers, each of the guide covers extending outward and downward from the top of each of the circulation holes; and a plurality of drainage holes provided on the outer cover. bottom.