Digital touch screen with waterproof effect

Abstract

The utility model provides a digital touch screen with a waterproof effect, which relates to the field of digital touch screens, and comprises a screen shell, a circuit component, a display component and a sealing component, an induction electrode layer is bonded with the display component through optical cement, so that not only is high light transmission and excellent display effect of the touch screen ensured, but also wet finger operation is supported, and the waterproof effect is good. In addition, all the components are distributed in a center vertical mode from top to bottom, the cross section size is uniform, the components are tightly matched, the equipment structure is more compact, the waterproof effect is further enhanced, the waterproof breathable layer is designed to prevent water from invading, meanwhile, heat dissipation and air pressure balance in the equipment are ensured, and the service life of the equipment is prolonged. According to the scheme, the structural design and the connection mode are relatively simple, production and assembly are facilitated, later maintenance and repair are also facilitated, and the use cost is effectively reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to digital touch screen field especially, relate to a digital touch screen with waterproof effect. BACKGROUND

[0002] With the rapid development of electronic technology, digital touch screen is more and more widely used in various electronic devices, has become the standard configuration of smart phone, tablet computer, smart watch and other equipment, and is widely used in industrial control, medical equipment, car navigation, outdoor advertising machine and other fields;

[0003] However, the digital touch screen products on the market at present, although part claims to have certain waterproof function, but there are still many problems in practical application, the waterproof effect of most touch screens is not durable, with the lapse of time and the change of use environment, moisture can easily invade the inside of equipment, causes circuit short circuit, component corrosion and other problems, influences the use of digital touch screen equipment;

[0004] In addition, in outdoor or industrial environment, touch screen can be attacked by rain, dust or other liquid, causes equipment damage or function failure, reduces user experience and the life and reliability of digital touch screen.

[0005] Therefore, it is necessary to provide a new digital touch screen with waterproof effect to solve the above technical problems. CONTENT OF UTILITY MODEL

[0006] To solve the above technical problems, the utility model provides a digital touch screen with waterproof effect.

[0007] The utility model provides a digital touch screen with waterproof effect includes: screen shell, circuit assembly, display component and sealing assembly, the sealing assembly is tightly sleeved in the external surface of circuit assembly and display component, and the external surface of sealing assembly is tightly located in the inside of screen shell;

[0008] The circuit assembly includes inductive electrode layer and circuit board, the inductive electrode layer top and display component bottom present adhesion connection, inductive electrode layer bottom end and circuit board top end present adhesion connection, and one side of circuit board is equipped with waterproof plug, the end of waterproof plug away from circuit board penetrates sealing assembly and screen shell surface and extends to the outside of screen shell.

[0009] Preferably, the bottom of the circuit board and the bottom of the waterproof plug are uniformly sprayed with a layer of waterproof nano coating.

[0010] Preferably, the waterproof nanometer coating is further coated with a waterproof and breathable layer, and the waterproof and breathable layer is attached to the inner wall surface of the sealing assembly.

[0011] Preferably, the display assembly comprises reinforced glass, and the reinforced glass is coated with a hydrophobic layer at the top, and the top end of the hydrophobic layer is attached to the inner wall surface of the sealing assembly.

[0012] Preferably, the inductive electrode layer, the circuit board and the reinforced glass are vertically distributed from top to bottom, and the cross-sectional size of the circuit assembly and the cross-sectional size of the display assembly are the same.

[0013] Preferably, the sealing assembly comprises a sealing sleeve, and the sealing sleeve is tightly sleeved on the outer surface of the circuit assembly and the display assembly, and the outer surface of the sealing sleeve is tightly attached to the inside of the screen shell.

[0014] Preferably, the sealing assembly further comprises two sealing rubber rings, and the sealing sleeve is located at the contact position of the waterproof and breathable layer and the hydrophobic layer inside the screen shell to form two annular sealing grooves, and the two sealing grooves are provided with sealing rubber rings inside, and the two sealing rubber rings are bonded inside the two sealing grooves.

[0015] Compared with the related art, the digital touch screen with waterproof effect has the following beneficial effects:

[0016] 1. The inductive electrode layer and the display assembly are bonded by optical adhesive, which not only ensures high light transmittance and high-quality display effect of the touch screen, but also supports wet finger operation, greatly improves user experience, and further enhances waterproof effect.

[0017] 2. The multi-layer waterproof design, such as waterproof nanometer coating, waterproof and breathable layer and hydrophobic layer, can effectively prevent water from entering and ensure stable operation of the equipment in harsh environments, solve the problem of insufficient waterproof performance of the existing touch screen, and at the same time, use high-strength stainless steel shell and reinforced glass, and combine sealing measures such as sealing rubber ring, greatly enhance the durability and reliability of the equipment, so that it can easily cope with the challenges of complex scenes such as outdoor and industrial environments. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1The utility model provides a kind of digital touch screen with waterproof effect's overall split structure schematic diagram;

[0019] Figure 2 The utility model provides a kind of digital touch screen with waterproof effect's section structure schematic diagram;

[0020] Figure 3 The utility model provides a kind of digital touch screen with waterproof effect's another view's partial section schematic diagram;

[0021] Figure 4 For Figure 3 The enlarged schematic diagram of place A shown in figure;

[0022] Figure 5 For Figure 3 The enlarged schematic diagram of place B shown in figure.

[0023] Marked number in drawing: 1, screen shell;11, sealing groove;2, circuit assembly;21, inductive electrode layer;22, circuit board;23, waterproof plug;24, waterproof nanometer coating;25, waterproof air-permeable layer;3, display assembly;31, reinforced glass;32, hydrophobic layer;4, sealing assembly;41, sealing sleeve;42, sealing rubber ring. Specific implementation

[0024] The utility model is further explained below in connection with drawing and implementation.

[0025] Please combine with reference to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 And Figure 5 Among them, Figure 1 The utility model provides a kind of digital touch screen with waterproof effect's overall split structure schematic diagram; Figure 2 The utility model provides a kind of digital touch screen with waterproof effect's section structure schematic diagram; Figure 3 The utility model provides a kind of digital touch screen with waterproof effect's another view's partial section schematic diagram; Figure 4 For Figure 3 The enlarged schematic diagram of place A shown in figure; Figure 5 For Figure 3 The enlarged schematic diagram of place B shown in figure.

[0026] In specific implementation process, as Figures 1-5 The utility model provides a kind of digital touch screen with waterproof effect, including screen shell, circuit assembly, display assembly and sealing assembly, sealing assembly is tightly sleeved in circuit assembly and display assembly outer surface, and sealing assembly outer surface is tightly located in screen shell interior;

[0027] It should be noted that the screen shell adopts high-strength stainless steel material with a thickness of 2mm to 5mm, forming an integrated seamless design to reduce the possibility of water entering.

[0028] The circuit assembly includes an induction electrode layer and a circuit board, the top of the induction electrode layer is in adhesive connection with the bottom of the display assembly, the bottom end of the induction electrode layer is in adhesive connection with the top end of the circuit board, and one side of the circuit board is fixedly provided with a waterproof plug, the end of the waterproof plug away from the circuit board penetrates through the surface of the sealing assembly and the screen shell and extends to the outside of the screen shell;

[0029] It should be noted that the induction electrode layer is located below the display assembly and is in adhesive connection with the bottom of the display assembly through optical glue, ensuring the light transmission and display effect of the touch screen.

[0030] The circuit board is located below the induction electrode layer and is in adhesive connection with the bottom end of the induction electrode layer through conductive glue, ensuring the stability of electrical connection, and one side of the circuit board is fixedly provided with a waterproof plug, which is fixed on the circuit board through welding, ensuring the firmness and electrical conductivity of the connection.

[0031] The bottom of the circuit board and the bottom of the waterproof plug are uniformly sprayed with a layer of waterproof nano coating;

[0032] It should be noted that the waterproof nano coating is uniformly sprayed with a layer of waterproof nano coating on the bottom of the circuit board and the bottom of the waterproof plug, with a thickness of 1 micrometer to 10 micrometers, effectively preventing water from entering.

[0033] A waterproof and breathable layer is further sprayed on the bottom of the waterproof nano coating, and the bottom of the waterproof and breathable layer is in contact with the inner side wall surface of the sealing assembly;

[0034] It should be noted that the waterproof and breathable layer is further sprayed on the bottom of the waterproof nano coating, with a thickness of 0.1mm to 0.3mm, and the bottom of the waterproof and breathable layer is in contact with the inner side wall surface of the sealing assembly, ensuring the heat dissipation and air pressure balance inside the equipment.

[0035] The display assembly includes strengthened glass, and a hydrophobic layer is sprayed on the top of the strengthened glass, and the top end of the hydrophobic layer is in contact with the inner side wall surface of the sealing assembly;

[0036] It should be noted that the strengthened glass, as a screen protection layer, has a thickness of 0.5mm to 2mm, ensuring light transmission and durability, and a hydrophobic layer is sprayed on the top of the strengthened glass, reducing the adhesion of water droplets and improving the waterproof performance of the touch screen.

[0037] In one specific embodiment, the induction electrode layer, the circuit board and the strengthened glass are vertically distributed from top to bottom in a central manner, and the cross-sectional size of the circuit assembly and the cross-sectional size of the display assembly are the same.

[0038] The sealing assembly comprises a sealing sleeve, which is closely sleeved on the external surfaces of the circuit assembly and the display assembly, and the external surface of the sealing sleeve is closely attached to the inside of the screen shell;

[0039] It should be noted that the sealing sleeve is closely sleeved on the external surfaces of the circuit assembly and the display assembly, and the external surface is closely attached to the inside of the screen shell, thereby ensuring the overall sealing performance.

[0040] The sealing assembly further comprises two sealing rubber rings, two annular sealing grooves are formed at the positions where the sealing sleeve is in contact with the waterproof and breathable layer and the hydrophobic layer inside the screen shell, and the two sealing grooves are respectively provided with sealing rubber rings, which are adhered inside the two sealing grooves.

[0041] It should be noted that the sealing rubber ring is provided inside the sealing groove formed at the position where the sealing sleeve is in contact with the waterproof and breathable layer and the hydrophobic layer inside the screen shell, and the sealing rubber ring is adhered inside the sealing groove, thereby further enhancing the sealing effect, and the material of the sealing rubber ring is glass glue.

[0042] The above is only an embodiment of the present application, and does not limit the patent range of the present application, and any equivalent structure or equivalent process conversion, or direct or indirect application in other related technical fields, is also included in the patent protection range of the present application.

Claims

1. A digital touch screen having a waterproof effect, characterized by, The utility model relates to a waterproof screen, which comprises a screen shell (1), a circuit assembly (2), a display assembly (3) and a sealing assembly (4). The circuit assembly (2) comprises an inductive electrode layer (21) and a circuit board (22), the top of the inductive electrode layer (21) is adhesively connected to the bottom of the display assembly (3), the bottom end of the inductive electrode layer (21) is adhesively connected to the top end of the circuit board (22), and one side of the circuit board (22) is fixedly provided with a waterproof plug (23), the end of the waterproof plug (23) away from the circuit board (22) penetrates the surface of the sealing assembly (4) and the screen shell (1) and extends to the outside of the screen shell (1). The bottom of the circuit board (22) and the bottom of the waterproof plug (23) are uniformly sprayed with a waterproof nano coating (24).

2. The digital touch screen having a waterproof effect according to claim 1, wherein, The bottom of the waterproof nano coating (24) is further covered with a waterproof and breathable layer (25), and the bottom of the waterproof and breathable layer (25) is in close contact with the inner side wall surface of the sealing assembly (4).

3. The digital touch screen with waterproof effect according to claim 2, characterized in that, The display assembly (3) comprises a strengthened glass (31), the top of the strengthened glass (31) is covered with a hydrophobic layer (32), and the top end of the hydrophobic layer (32) is in close contact with the inner side wall surface of the sealing assembly (4).

4. The digital touch screen having a waterproof effect according to claim 3, characterized in that, The inductive electrode layer (21), the circuit board (22) and the strengthened glass (31) are vertically arranged from top to bottom, and the cross-sectional size of the circuit assembly (2) and the cross-sectional size of the display assembly (3) are the same.

5. The digital touch screen with waterproof effect according to claim 4, characterized in that, The sealing assembly (4) comprises a sealing sleeve (41), the sealing sleeve (41) is tightly sleeved on the outer surface of the circuit assembly (2) and the display assembly (3), and the outer surface of the sealing sleeve (41) is tightly located in the screen shell (1).

6. The digital touch screen having a waterproof effect according to claim 4, wherein, The sealing assembly (4) further comprises two sealing rubber rings (42), the sealing sleeve (41) located in the screen shell (1) forms two annular sealing grooves (11) at the contact positions with the waterproof and breathable layer (25) and the hydrophobic layer (32) respectively, the two sealing grooves (11) are provided with sealing rubber rings (42) respectively, and the two sealing rubber rings (42) are adhesively located in the two sealing grooves (11) respectively.

7. The digital touch screen with waterproof effect according to claim 6, characterized in that, ​

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