CN213070481U

CN213070481U - Outdoor waterproof display screen

Info

Publication number: CN213070481U
Application number: CN202021760051.1U
Authority: CN
Inventors: 夏彬
Original assignee: Hunan Jingwei Huikai Technology Co ltd
Current assignee: Hunan Jingwei Huikai Technology Co ltd
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2021-04-27
Anticipated expiration: 2030-08-21

Abstract

The utility model relates to an outdoor waterproof display screen belongs to reflective display screen application. This outdoor waterproof display screen includes: the front frame of the machine shell is provided with an installation groove on one surface; the reflective display screen module is installed in the installation groove, and a first sealant is filled in an installation gap between the installation groove and the reflective display screen module; and the back cover of the machine shell is covered on one surface of the back cover of the machine shell and is fixedly arranged on the other surface of the front frame of the machine shell, and a second sealant is filled in an installation gap between the back cover of the machine shell and the front frame of the machine shell. This outdoor waterproof display screen can prevent that outdoor rainwater from getting into or permeating inside, reaches outdoor open-air environment operation requirement.

Description

Outdoor waterproof display screen

Technical Field

The utility model belongs to reflective display screen application, concretely relates to outdoor waterproof display screen.

Background

The TFT LCD display technology is to display information by controlling light externally projected to a screen through liquid crystal molecules. The display screen may be classified into a full-transmissive type, a semi-transmissive and semi-reflective type, and a total-reflective type according to a manner of using an external light source.

The reflective display screen utilizes external light as a display light source after being reflected inside the screen, and the stronger the external illumination, the clearer the display.

The biggest advantage of the reflective display screen is that the reflective display screen is used outdoors, but the waterproof requirement of the display screen in outdoor environment is higher, and the waterproof performance of the existing reflective display screen cannot reach the standard.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve above-mentioned technical problem and provide an outdoor waterproof display screen, can prevent that outdoor rainwater from getting into or permeating inside, reach outdoor open air environment operation requirement.

The utility model provides an above-mentioned technical problem's technical scheme as follows: an outdoor waterproof display screen comprising:

the front frame of the machine shell is provided with an installation groove on one surface;

the reflective display screen module is installed in the installation groove, and a first sealant is filled in an installation gap between the installation groove and the reflective display screen module;

and the back cover of the machine shell is covered on one surface of the back cover of the machine shell and is fixedly arranged on the other surface of the front frame of the machine shell, and a second sealant is filled in an installation gap between the back cover of the machine shell and the front frame of the machine shell.

The utility model has the advantages that: (1) the first sealant can be used for assisting in bonding the reflective display screen module and increasing the waterproof effect between the front frame of the casing and the reflective display screen module, and the second sealant can be used for assisting in bonding the rear cover of the casing and increasing the waterproof effect between the front frame of the casing and the rear cover of the casing, so that the overall waterproof performance of the reflective display screen is improved;

(2) this outdoor waterproof display screen has guaranteed the function that can use under outdoor rainwater weather environment, can avoid rainwater or aqueous vapor infiltration complete machine and lead to the function inefficacy or damage.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, a positioning groove is formed in the other side of the front frame of the casing, a sealing silica gel strip is arranged between the other side of the front frame of the casing and one side of the rear cover of the casing, and the sealing silica gel strip is clamped in the positioning groove.

The beneficial effect of adopting the further scheme is that: the waterproof performance is improved through the sealing silica gel strip, so that the second sealing glue and the sealing silica gel strip form twice waterproof, and the waterproof effect is better.

Further, the front frame of the machine shell is connected with the rear cover of the machine shell through a locking screw.

The beneficial effect of adopting the further scheme is that: the installation is convenient, and the locking is firm.

Further, the locking screw is sleeved with a sealing silica gel gasket, and the sealing silica gel gasket is abutted to the other side of the rear cover of the casing.

The beneficial effect of adopting the further scheme is that: can realize sealing up the gap between first screw and the locking screw, avoid steam to enter into behind the casing from the gap and cover to water-proof effects is better.

Furthermore, waterproof power sources are further arranged on the side edges of the rear cover of the casing.

The beneficial effect of adopting the further scheme is that: and power is supplied to the reflective display screen module.

Further, waterproof power head includes glan head and power cord, be equipped with first mounting hole on the side of lid behind the casing, the one end of glan head is passed through first mounting hole stretches into lid behind the casing to through first fixation nut with lid fixed connection behind the casing, the power cord passes the glan head.

The beneficial effect of adopting the further scheme is that: can prevent that steam from entering into behind the casing behind the first mounting hole in the lid to improve water-proof effects.

Further, still be equipped with the second mounting hole on the side of lid behind the casing, be equipped with the waterproof socket of USB interface in the second mounting hole, the one end of the waterproof socket of USB interface passes through the second mounting hole stretches into lid behind the casing to through second fixation nut with lid fixed connection behind the casing.

The beneficial effect of adopting the further scheme is that: can transmit the display signal, can avoid steam to enter into in the casing back cover from the second mounting hole.

Further, the reflection display screen module includes glass panels, laminating optical cement entirely and reflection display screen, glass panels's one side is passed through laminating optical cement entirely with the display surface bonding of reflection display screen.

The beneficial effect of adopting the further scheme is that: has good light transmission effect and can also have waterproof effect.

Drawings

Fig. 1 is a split schematic view of the outdoor waterproof display screen of the utility model;

FIG. 2 is a schematic view of the connection relationship between the front frame of the housing and the reflective display module of the present invention;

FIG. 3 is a schematic view of the sealing relationship between the front frame and the rear cover of the casing according to the present invention;

FIG. 4 is a schematic view of the connection relationship between the front frame and the rear cover of the casing;

fig. 5 is an exploded view of the reflective display module of the present invention;

FIG. 6 is a schematic view of the installation position of the waterproof power source head of the present invention;

fig. 7 is an explosion schematic view of the installation position of the waterproof power supply head of the present invention;

fig. 8 is a schematic view of the installation position of the USB interface waterproof socket of the present invention;

fig. 9 is an explosion diagram of the installation position of the USB interface waterproof socket of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a reflective display screen module; 2. a front frame of the housing; 3. a rear cover of the housing; 4. a glass panel; 5. fully laminating optical cement; 6. a reflective display screen; 7. a first sealant; 8. positioning a groove; 9. sealing the silica gel strip; 10. locking the screw; 11. sealing the silica gel gasket; 12. a glan head; 13. a power line; 14. a first fixing nut; 15. a USB interface waterproof socket; 16. a second fixing nut; 17. mounting grooves; 18. and (7) a second sealant.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

Examples

As shown in fig. 1 to 9, the present embodiment provides an outdoor waterproof display screen, including: frame 2 before the casing, reflection display screen module 1 and casing back cover 3.

One side of the front frame 2 of the machine shell is provided with a mounting groove 17. The reflective display screen module 1 is installed in the installation groove 17, and the installation gap between the installation groove 17 and the reflective display screen module 1 is filled with the first sealant 7. One surface of the rear cover 3 of the machine shell is covered on the other surface of the front frame 2 of the machine shell and is fixedly arranged, and a second sealant 18 is filled in an installation gap between the rear cover 3 of the machine shell and the front frame 2 of the machine shell.

The reflective display screen module 1 is clamped into the mounting groove 17, so that the reflective display screen module 1 is fixed with the front frame 2 of the machine shell, and the auxiliary bonding and waterproof effects can be realized by filling the first sealant 7. Wherein the mounting gap is a gap between the edge of the reflective display screen module 1 and the inner ring edge of the mounting groove 17. The other side of the front frame 2 of the cabinet is closed by the rear cover 3 of the cabinet. Wherein, the other side of the front frame 2 of the machine shell is provided with a mounting opening, and one side of the rear cover 3 of the machine shell is placed in the mounting opening. The gap between the inner side edge of the mounting opening and the edge of the rear cover 3 of the machine shell is used for filling the second sealant 18, and the auxiliary bonding and waterproof effects are achieved through the second sealant 18.

The technical scheme of this embodiment can produce following effect, can play the supplementary bonding effect to reflection display screen module 1 through first sealed glue 7, and increase the waterproof effect between frame 2 and the reflection display screen module 1 before the casing, seal gluey 18 can play the supplementary bonding effect to lid 3 behind the casing through the second, and increase the waterproof effect between lid 3 behind frame 2 and the casing before the casing, thereby improve reflection display screen 6's whole waterproof performance, guaranteed the function that can use under outdoor rainwater weather environment, can avoid rainwater or aqueous vapor infiltration complete machine and lead to the functional failure or damage.

Preferably, in this embodiment, a positioning groove 8 is formed in the other surface of the front frame 2 of the casing, a sealing silica gel strip 9 is arranged between the other surface of the front frame 2 of the casing and one surface of the rear cover 3 of the casing, and the sealing silica gel strip 9 is clamped in the positioning groove 8. The waterproof performance is improved through the sealing silica gel strip 9, so that the second sealant 18 and the sealing silica gel strip 9 form twice waterproof, and the waterproof effect is better. Wherein, constant head tank 8 is used for fixing the position of sealing silica gel strip 9, avoids sealing silica gel strip 9 random shift position.

Preferably, in the present embodiment, the front frame 2 of the casing and the rear cover 3 of the casing are connected by a locking screw 10. The installation is convenient, and the locking is firm. Wherein, the rear cover 3 of the machine shell is provided with a first screw hole, the front frame 2 of the machine shell is provided with a second screw hole, and the screw end of the locking screw 10 rotates to pass through the first screw hole and then is arranged in the second screw hole.

Preferably, in this embodiment, a silicone gasket 11 is sleeved on the locking screw 10, and the silicone gasket 11 abuts against the other surface of the rear cover 3 of the casing. Lid 3 behind the casing can be protected through sealing silica gel packing ring 11, can realize sealing the gap between first screw and locking screw 10 simultaneously, avoids steam to enter into behind the casing lid 3 from the gap in to water-proof effects is better.

Preferably, in this embodiment, still be equipped with waterproof power source head on the side of lid 3 behind the casing, be the power supply of reflection display screen module 1 through waterproof power source head, waterproof power source head can prevent simultaneously that steam from entering into behind the casing lid 3 from waterproof power source head mounted position to improve water-proof effects.

Preferably, in this embodiment, the waterproof power supply head includes a glan head 12 and a power cord 13, a first mounting hole is provided on a side edge of the casing rear cover 3, one end of the glan head 12 extends into the casing rear cover 3 through the first mounting hole, and is fixedly connected with the casing rear cover 3 through a first fixing nut 14, and the power cord 13 passes through the glan head 12. The power cord 13 is passed through the glan head 12 into the rear cover 3 of the housing for supplying power. Through the glan head 12 that sets up can prevent that steam from entering into behind the casing in the lid 3 to improve water-proof effects. The glan head 12 is prior art and the structure thereof will not be described in detail herein. Wherein the power line 13 is a 12v dc power line 13. The 12V direct current belongs to safe voltage, and has no potential safety hazard when used outdoors.

Preferably, in this embodiment, a second mounting hole is further formed in the side edge of the rear case cover 3, a USB interface waterproof socket 15 is disposed in the second mounting hole, and one end of the USB interface waterproof socket 15 extends into the rear case cover 3 through the second mounting hole and is fixedly connected to the rear case cover 3 through a second fixing nut 16. Can pass through USB transmission display signal through the waterproof socket 15 of USB interface, wherein the waterproof socket 15 of USB interface can have water-proof effects, can avoid steam to enter into behind the casing lid 3 from the second mounting hole. The USB waterproof socket 15 is a conventional socket, and the structure thereof will not be described in detail herein. Wherein the USB interface waterproof socket 15 is provided with a USB port.

Preferably, in this embodiment, the reflective display screen module 1 includes a glass panel 4, a full-lamination optical cement 5 and a reflective display screen 6, and one side of the glass panel 4 is bonded with the display surface of the reflective display screen 6 through the full-lamination optical cement 5. Bond glass panels 4 and reflection display screen 6 together through laminating optical cement 5 entirely, protect reflection display screen 6 through glass panels 4, have fine printing opacity effect through laminating optical cement 5 entirely, also can have water-proof effects simultaneously.

In the description of the present invention, it is to be understood that the terms "center", "length", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "inner", "outer", "circumferential", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. An outdoor waterproof display screen, its characterized in that includes:

the front frame of the machine shell (2), wherein one surface of the front frame of the machine shell (2) is provided with a mounting groove (17);

the reflection display screen module (1), the reflection display screen module (1) is installed in the installation groove (17), and a first sealant (7) is filled in an installation gap between the installation groove (17) and the reflection display screen module (1);

lid (3) behind the casing, the one side lid of lid (3) is established behind the casing is established on the another side of frame (2) before the casing and the installation is fixed, behind the casing lid (3) with the casing between frame (2) the installation gap fill have sealed glue (18) of second.

2. The outdoor waterproof display screen according to claim 1, wherein a positioning groove (8) is formed in the other side of the front casing frame (2), a sealing silica gel strip (9) is arranged between the other side of the front casing frame (2) and one side of the rear casing cover (3), and the sealing silica gel strip (9) is clamped in the positioning groove (8).

3. Outdoor water-proof display screen according to claim 1, characterized in that the casing front frame (2) and the casing back cover (3) are connected by locking screws (10).

4. The outdoor waterproof display screen of claim 3, wherein the locking screw (10) is sleeved with a silicone gasket (11), and the silicone gasket (11) abuts against the other surface of the rear cover (3) of the casing.

5. An outdoor waterproof display screen according to claim 1, characterized in that the side of the casing rear cover (3) is also provided with a waterproof power source.

6. An outdoor waterproof display screen according to claim 5, wherein the waterproof power source head comprises a Glan head (12) and a power line (13), a first mounting hole is arranged on the side edge of the casing rear cover (3), one end of the Glan head (12) extends into the casing rear cover (3) through the first mounting hole and is fixedly connected with the casing rear cover (3) through a first fixing nut (14), and the power line (13) penetrates through the Glan head (12).

7. The outdoor waterproof display screen according to claim 1, wherein a second mounting hole is further formed in the side edge of the rear cover (3), a USB interface waterproof socket (15) is disposed in the second mounting hole, and one end of the USB interface waterproof socket (15) extends into the rear cover (3) through the second mounting hole and is fixedly connected to the rear cover (3) through a second fixing nut (16).

8. An outdoor waterproof display screen according to any one of claims 1 to 7, characterized in that the reflective display screen module (1) comprises a glass panel (4), a full-lamination optical cement (5) and a reflective display screen (6), and one side of the glass panel (4) is bonded with the display surface of the reflective display screen (6) through the full-lamination optical cement (5).