KR20230055166A - Electronic device with waterproof structure - Google Patents

Abstract

According to various embodiments of the present invention, an electronic device comprises: a housing including a first cover disposed to face in a first direction, a second cover disposed to face in a second direction opposite to the first direction, and a side member disposed between the first and second covers and disposed to face in a direction perpendicular to the first and second directions, respectively; a display panel disposed on one side of the first cover and having a display area visible through at least a portion of the first cover; a support structure which is disposed between the display panel and the second cover, includes a first surface facing in the first direction and a second surface facing in the second direction, and is coupled to the side member to support the display panel; a sealing structure connected to the first cover; at least one inlet hole including a first opening extending from the second surface of the support structure to the first surface and a second opening extending from the first opening, and connected to the sealing structure; and a waterproof filler connected to the sealing structure and formed by filling at least a portion of the inlet hole with a waterproof material. Other various embodiments are possible. According to the present invention, the waterproof function of a waterproof structure of the electronic device can be improved.

Description

Electronic device comprising a waterproof structure {ELECTRONIC DEVICE WITH WATERPROOF STRUCTURE}

Various embodiments of the present invention relate to an electronic device including a waterproof structure.

Typically, an electronic device may include a housing, and may have a structure in which a window is disposed on the front surface of the housing and a back cover is disposed on the rear surface. A display panel may be mainly disposed on the front surface of such a housing.

The housing may include a display panel waterproofed by a waterproof structure. The waterproof structure may include at least one sealing member to protect the electronic device from moisture, moisture, or dust.

Meanwhile, the electronic device may pursue a bezel-less design in order to secure a wider display area on the front side, and it may be necessary to improve the sealing structure in order to minimize the bezel of the display.

The display disposed on the front surface of the housing needs to have a structure having a waterproof function from intrusion of external foreign substances, but this may be one of the causes of limitations in slimming the non-display area of the display panel.

According to various embodiments of the present disclosure, an electronic device including a waterproof structure having an improved waterproof function is provided.

According to various embodiments of the present disclosure, an electronic device having an improved waterproof function of a display module is provided.

An electronic device according to various embodiments of the present disclosure includes a first cover disposed to face in a first direction, a second cover disposed to face in a second direction opposite to the first direction, and the first and second covers. a housing disposed between and including a side member disposed to face in a direction perpendicular to the first and second directions; a display panel disposed on one surface of the first cover and having a display area visible through at least a portion of the first cover; Disposed between the display panel and the second cover, including a first surface facing the first direction and a second surface facing the second direction, coupled to the side member to support the display panel support structure; a sealing structure connected to the first cover; at least one inflow hole including a first opening extending from the second surface of the support structure to the first surface and a second opening extending from the first opening, and connected to the sealing structure; and a waterproof filler connected to the sealing structure and formed by filling at least a portion of the inlet hole with a waterproof material.

According to various embodiments of the present disclosure, since the sealing structure and the waterproof filler are integrally connected, the waterproof function of the waterproof structure of the electronic device may be improved.

According to various embodiments of the present disclosure, the waterproof performance of the display panel in the display area may be improved by making the first sealing member have a larger width than the second sealing member.

According to various embodiments of the present invention, the waterproof performance of the display panel may be improved by integrally connecting the waterproof filler to the first and second sealing members and the edge of the display panel.

According to various embodiments of the present disclosure, an electronic device advantageous in reducing a BM area of a window is provided by disposing an end portion of the first sealing member to protrude by an enlarged portion of an inlet hole.

1 is a perspective view showing the front of an electronic device according to various embodiments of the present disclosure.
2 is an exploded perspective view illustrating an internal configuration of an electronic device according to various embodiments of the present disclosure.
Figure 3 is a perspective view showing a first cover according to various embodiments of the present invention.
4A is a perspective view showing the front of a display panel according to various embodiments of the present invention, and FIG. 4B is a perspective view showing the rear side of the display panel according to various embodiments of the present invention.
5 is a cross-sectional view illustrating a laminated structure of a portion of a display panel according to various embodiments of the present disclosure.
6 is a perspective view illustrating a sealing structure according to various embodiments of the present disclosure.
7 is a plan view illustrating a front surface of an electronic device from which a display module is removed according to various embodiments of the present disclosure.
FIG. 8 is an enlarged view of the lower part of FIG. 7 .
FIG. 9 is a bottom view illustrating a front surface of an electronic device from which a display module is removed according to various embodiments of the present disclosure, and is an enlarged view of a portion where an inlet hole is formed.
10 is a bottom view illustrating a display panel attached to a window and a sealing structure according to various embodiments of the present disclosure.
11 is a cross-sectional view taken along line AA of FIG. 9 .
FIG. 12 is a cross-sectional view taken along line BB of FIG. 9 .
FIG. 13 is a cross-sectional view taken along line B'-B' of FIG. 9 .
14 is a cross-sectional view showing a state in which the back cover is attached in FIG. 13 .
15 is a cross-sectional view illustrating a laminated structure of a display panel and a first sealing member according to various embodiments of the present disclosure.
16 is a plan view illustrating each inlet hole formed in a support structure according to another embodiment of the present invention.
17 to 19 are cross-sectional views respectively illustrating inlet holes formed in a support structure according to another embodiment of the present invention.
In connection with the description of the drawings, the same or similar reference numerals may be used for the same or similar elements.

Hereinafter, various embodiments of the present invention will be described with reference to the accompanying drawings. However, it should be understood that this is not intended to limit the present invention to the specific embodiments, and includes various modifications, equivalents, and/or alternatives of the embodiments of the present invention.

1 is a perspective view showing the front of an electronic device according to various embodiments of the present disclosure. 2 is an exploded perspective view illustrating an internal configuration of an electronic device according to various embodiments of the present disclosure.

A Cartesian coordinate system may be displayed in FIGS. 1 and 2 . The X-axis of the Cartesian coordinate system may mean the horizontal direction of the electronic device 10, the Y-axis may mean the vertical direction of the electronic device 10, and the Z-axis may mean the thickness direction of the electronic device 10.

Referring to FIGS. 1 and 2 , an electronic device 10 according to various embodiments may include a housing 11 . According to various embodiments, the housing 11 may be responsible for the appearance of the electronic device 10, accommodate a plurality of electronic components, and protect the accommodated electronic components from the external environment. According to various embodiments, the housing 11 may include a first cover 12 , a second cover 13 and a side member 125 . According to various embodiments, the first cover 12 may be disposed facing the first direction (①). For example, the first cover 12 may include a window, and the first direction ① may be upward. According to various embodiments, the second cover 13 may be disposed toward a second direction (②) opposite to the first direction (①). For example, the second cover 13 may include a back cover, and the second direction ② may include a downward direction. According to various embodiments, the side member 125 may be disposed toward a third direction (③) perpendicular to the first and second directions (①, ②), respectively. For example, the third direction ③ may include a lateral direction.

According to various embodiments, the housing 11 may include a support structure 14 coupled to a side member 125 . According to various embodiments, the support structure 14 may be disposed between the display panel 15 and the second cover 13 and support the display panel 15 together with the side members 125 . According to various embodiments, the support structure 14 may include a first surface facing in a first direction ① and a second surface facing in a second direction ②. According to various embodiments, the support structure 14 may be disposed overlapping with the display panel 15 .

According to various embodiments, the housing 11 may include a display. According to various embodiments, the display may include a first cover 12 and a display panel 15 . According to various embodiments, the display panel 15 is disposed between the first cover 12 and the support structure 14, and the display area may be visually disposed through at least a portion of the first cover 12. . According to various embodiments, the display panel 15 may include a flat display panel, a curved display panel, or a combination thereof, for example, a display panel configured with both edges or one edge curved and the rest flat. According to various embodiments, the display panel 15 is integrally assembled to the housing 11 by attaching or pressing in a state facing the first cover 12, so that the first cover 12 and the display panel ( 15) can be arranged in an overlapping state.

According to various embodiments, the housing 11 may include a sealing structure 16 . According to various embodiments, the sealing structure 16 is a waterproof structure, between the first cover 12 and the support structure 14, or between the display panel 15 and the support structure 14 or the display panel 15 and/or Alternatively, it may be disposed between the first cover 12 and the support structure 14 to protect the display panel 15 and other electronic components from intrusion of foreign substances. According to various embodiments, the sealing structure 16 may include one or more sealing members.

According to various embodiments, the electronic device 10 may include a second cover tape 17 . According to various embodiments, the second cover tape 17 is a double-sided tape, and the second cover 13 may be attached to the rear surface of the housing 11 .

Figure 3 is a perspective view showing a first cover according to various embodiments of the present invention.

Referring to FIG. 3 , the first cover 12 according to various embodiments may include a window made of a transparent material. According to various embodiments, the first cover 12 is disposed on one side of the display panel and may be made of, for example, glass, acrylic, or transparent plastic. According to various embodiments, the first cover 12 may include an opaque layer (eg, a black masking layer (BM)) on its rear edge, and each rear edge may include a curved surface. The second cover 13 according to various embodiments may be made of a flexible film, for example, a polyimide material capable of being bent.

The first cover 12 according to various embodiments may include a first surface 12a facing in a first direction ① and a second surface 12b facing in a second direction ②. According to various embodiments, each of the first to fourth edges 121 to 124 corresponding to the first to fourth edges of the rectangular shape of the housing 11 may be included. For example, the first to fourth edges 121-124 together may be approximately rectangular in shape.

4A is a perspective view showing the front of a display panel according to various embodiments of the present invention, and FIG. 4B is a perspective view showing the rear side of the display panel according to various embodiments of the present invention.

Referring to FIGS. 4A and 4B , according to various embodiments, the display panel 15 may include a multi-layered structure 150 . According to various embodiments, the display panel 15 may be disposed in a state in which a plurality of layers overlap each other. According to various embodiments, the display panel 15 may include a touch sheet, a polarizing sheet, and a first adhesive layer between the touch sheet and the polarizing sheet. For example, the display panel 15 may be electrically connected to a main circuit board (not shown) using a flexible printed circuit board (FPCB).

According to various embodiments, the display panel 15 may additionally include an electromagnetic induction panel (eg, a digitizer) and a heat radiation sheet. According to various embodiments, the electromagnetic induction panel and the heat dissipation sheet may be attached to the front surface of the touch sheet by a second adhesive layer. For example, the display panel 15 may include either LCD or OLED.

According to various embodiments, the touch sheet may be attached to the first cover (eg, the first cover 12 shown in FIG. 2) by an adhesive layer. According to various embodiments, the first adhesive layer may be disposed between the touch sheet and the polarization sheet to fix the touch sheet to the polarization sheet. According to various embodiments, the polarization sheet may polarize light transmitted through the display module.

According to various embodiments, the electromagnetic induction panel may be provided when the electronic device 10 supports generation of an input event through electromagnetic induction of an electronic pen. An electromagnetic induction panel may be disposed below the display panel 15 to support a function of receiving an input from the approach of an electronic pen.

According to various embodiments, the heat dissipation sheet may be disposed below the electromagnetic induction panel and may be directly disposed on the display panel or the front case. The heat dissipation sheet may dissipate heat from the display panel 15 or may dissipate heat to other components in contact with the heat dissipation sheet.

5 is a cross-sectional view illustrating a laminated structure of a portion of a display panel according to various embodiments of the present disclosure.

Referring to FIG. 5 , according to various embodiments, an opaque black masking (BM) region 120 may be formed along the edge of the second surface 12b of the first cover 12 . For example, the BM area 120 may provide a non-display area. For example, the BM region 120 may be formed of an opaque printed layer.

According to various embodiments, the display panel 15 may include a plurality of layers. For example, the plurality of layers may include first to third layers 151 to 153. According to various embodiments, the first to third layers 151 to 153 may be vertically overlapped. According to various embodiments, the first layer 151 is close to the edge of the first cover 12, and the second layer 152 is close to the edge (eg, edge) of the first layer 151, The third layer 153 may be disposed close to the edge of the second layer 152 . According to various embodiments, the plurality of layers may be disposed in a stacked structure 150 that is stacked up and down, but may be disposed in a stable stacked structure. For example, the stacked structure of a plurality of layers may have a rectangular cross-section with an equilateral slope or a stacked structure with reverse steps.

According to various embodiments, when viewed from a vertical upward direction on the second surface of the first cover 12, a part of the first layer 151 is part of the second layer 152 within the connection area between the first and second sealing members (eg, between them). ), and a part of the second layer 152 may protrude from the third layer 153 .

According to various embodiments, the first layer 151 is attached to the second surface 12b of the first cover 12, the second layer 152 is attached to the first layer 151, and the third layer (153) may be attached to the second layer (152). According to various embodiments, the first layer 151 has a first length L1, the second layer 152 has a second length L2, and the third layer 153 has a third length L3. can For example, the first length L1 of the first layer 151 is equal to or longer than the second length L2 of the second layer 152, and the second length L2 of the second layer 152 is the third length L2 of the second layer 152. It may be equal to or longer than the third length L3 of the layer 153 .

According to various embodiments, the stepped type structure of the display panel 15 can help the waterproof function of the waterproof filler from moisture diffused from the rear surface of the display panel to the rear surface of the first cover 12, , The first sealing member 161 may be connected to the second sealing member 162 . Conversely, in the case of an inverted stepped structure, the waterproof filler is not sufficient to flow into the stepped structure, so that external moisture may penetrate through the inverted stepped structure. For example, the first layer 151 constituting the display panel may be a polarizing sheet, the second layer 152 may be a touch sheet, and the third layer 153 may be an OLED layer.

6 is a perspective view illustrating a sealing structure according to various embodiments of the present disclosure.

Referring to FIG. 6 , the sealing structure 16 according to various embodiments includes a first sealing member 161, the first sealing member 161, and a waterproof filler (eg, the waterproof filler 218 shown in FIG. 13). can include According to various embodiments, a display panel (eg, the display panel 15 shown in FIG. 2 ) may be attached to the second surface of the housing 11 by first and second sealing members 161 and 162 .

According to various embodiments, the first and second sealing members 161 and 162 may be attached to a support structure (eg, the support structure 14 shown in FIG. 2 ) and spaced apart from each other. For example, a double-sided tape may be used as the first sealing member 161, and an adhesive liquid that is cured after application of the adhesive liquid may be used as the second sealing member 162.

According to various embodiments, the sealing structure 16 is a first sealing member 161 to one side in each stepped area located at both corner portions of the support structure 14 of the housing 11. A second sealing member 162 may be disposed on the other side. According to various embodiments, the first sealing member 161 is located on the first, second, and third edges (eg, first to third edges 121-123 shown in FIG. 3) of the first cover 12, The second sealing member 162 may be located at the fourth edge (eg, the fourth edge 124 shown in FIG. 3 ) of the first cover 12 .

According to various embodiments, the first sealing member 161 is fixed to the display panel 15 and the housing 11 within a first attachment area (eg, the first attachment area a1 shown in FIG. 7). It can be disposed between the support structure 14 of the display panel 15 and can fill the space between the support structure 14 of the housing 11. According to various embodiments, the first sealing member 161 may include any one of various adhesive materials such as tape, adhesive, waterproof dispensing, silicone, waterproof rubber, and urethane.

According to various embodiments, the second sealing member 162 is used to fix the first cover 12 in the second attachment area (eg, the second attachment area a2 shown in FIG. 7) of the housing 11. It may be disposed between the first cover 12 and the support structure 14 of the housing 11 or between the display module and the housing. According to various embodiments, the second sealing member 162 may include any one of various adhesive materials such as tape, adhesive, waterproof dispensing, silicone, waterproof rubber, and urethane.

According to various embodiments, a height difference between the first sealing member and the second sealing member may occur. For example, the first sealing member may be mounted at a height different from that of the first sealing member by the display panel.

7 is a plan view illustrating a front surface of an electronic device from which a display module is removed according to various embodiments of the present disclosure. FIG. 8 is an enlarged view of the lower part of FIG. 7 .

Referring to FIGS. 7 and 8 , according to various embodiments, the housing 11 may include a side member 125 disposed along a side surface and first to fourth sides 111 to 114 . According to various embodiments, a first side 111 having a first length, a second side 112 having a second length shorter than the first length, approximately parallel to the first side, and the first length The branches may include a third side 113 and a fourth side 114 substantially parallel to the second side and having a second length.

According to various embodiments, the housing 11 may include a support structure 14 and a side member 125 coupled to the support structure 14 . According to various embodiments, the support structure 14 includes a first surface 14a directed in a first direction (eg, a first direction ① shown in FIG. 1) and a direction opposite to the first surface 14a. It may include a second surface 14b facing a second direction (eg, the second direction (②) shown in FIG. 1). According to various embodiments, the side member 125 may be disposed to surround a space between the first and second surfaces 14a and 14b of the support structure 14 .

According to various embodiments, the support structure 14 may include first and second attachment regions a1 and a2. According to various embodiments, the first attachment area a1 extends along the first to third sides 11-113 of the housing 11 to attach the display panel to the housing 11, and the second attachment area (a2) may extend along the fourth side 114 of the housing 11.

According to various embodiments, the stepped areas s1 and s2 may cause a height difference between the rear surface of the first cover 12 and the display panel (eg, the display panel 15 shown in FIG. 21). there is. Attachment areas of the first and second sealing members 161 and 162 may be distinguished by the height difference. According to various embodiments, the stepped area may include first and second stepped boundary areas s1 and s2 caused by overlapping layers of the display panel 15 .

According to various embodiments, the first step boundary region s1 is located at the corner between the third and fourth sides 113 and 114 of the housing 11, and at the corner between the first and fourth sides 111 and 114. A second step boundary area s2 may be located. According to various embodiments, first and second inlet holes 20 and 22 may be respectively formed in the first and second stepped boundary regions s1 and s2 , respectively.

Hereinafter, since the first inlet hole 20 and the second inlet hole 20 have the same structure, only the structure of the first inlet hole 20 will be described. Hereinafter, the first inlet hole 20 will be referred to as an introduction hole.

9 is a plan view illustrating a front surface of an electronic device from which a display module is removed according to various embodiments of the present disclosure, and is an enlarged view of a portion where an inlet hole is formed. 10 is a bottom view illustrating a display panel attached to a window and a sealing structure according to various embodiments of the present disclosure. 11 is a cross-sectional view taken along line A-A in FIG. 9 . FIG. 12 is a cross-sectional view taken along line B-B in FIG. 9 . FIG. 13 is a cross-sectional view taken along line B'-B' of FIG. 9 . 14 is a cross-sectional view illustrating a state in which the back cover is attached in FIG. 13 .

Referring to FIGS. 9 to 14 , according to various embodiments, the inlet hole 20 is a columnar open space and may be formed at opposite side corner portions of the housing 11 symmetrically to each other. According to various embodiments, the inlet hole 20 may be formed in a manner that vertically penetrates the first surface 14a to the second surface 14b of the support structure 14 .

According to various embodiments, the inlet hole 20 is an opening in which a waterproof material is filled and a waterproof filler 218 (eg, the waterproof filler 218 shown in FIG. 13) is disposed, and the second surface 14b It may include a first opening 210 extending linearly to the first surface 14a and close to the second cover 13 and a second opening 212 close to the first cover 12 .

According to various embodiments, the inlet hole 20 is filled by discharging a waterproof material from the first opening using a dispensing device having a needle, and for example, the second opening 212 is completely filled. filled, and at least a portion of the first opening 210 may be filled. According to various embodiments, when the housing 11 is viewed from a vertical upward direction, the first opening 210 may be located within the second opening 212 . According to various embodiments, the second opening 212 may include an expansion portion 214 whose volume is expanded in an outer circumferential direction. For example, the cross-section of the second opening 212 may be larger than the cross-sectional width of the first opening 210 . According to various embodiments, a stepped structure 211 may be formed between the first and second openings 210 and 212 .

According to various embodiments, the first opening 210 and the second opening 212 each have a column shape, and when the waterproof material is injected from the first opening 210, the second opening 212 is completely filled, The first opening 210 may be filled for at least one minute. The waterproof material filled in the first and second openings 210 and 212 may be hardened to form a solid waterproof filler 218 .

According to various embodiments, the first and second sealing members 161 and 162 , the edge portion of the display panel 15 , and the edge portion of the first cover 12 may be connected by a waterproof filler 218 . According to various embodiments, the first and second sealing members 161 and 162 may be integrally connected by a waterproof filler 218 to form a waterproof structure. According to various embodiments, a step generated according to a mounting height between the first and second sealing members 161 and 162 may be compensated for by the waterproof filler 218 . For example, watertight filler 218 may include a compensating structure.

According to various embodiments, the cross-sectional width (w) 1 of the expansion portion 214 gradually increases as it is closer to the first sealing member 161, and the cross-sectional width (w2) gradually increases as it is closer to the second sealing member 162. can be reduced to According to various embodiments, the cross-sectional width w2 of the extension portion 214 gradually decreases as it is closer to the side member 125, and the cross-sectional width w1 gradually increases as it is farther from the side member 125. .

According to various embodiments, the end 1610 of the first sealing member 161 is exposed into the second opening 212 and may protrude toward the second opening 212 (eg, toward the side member 125). there is. According to various embodiments, the length of the end portion 1610 protruding toward the second opening 212 may be equal to or smaller than the maximum cross-sectional width w1 of the extension portion 214 . According to various embodiments, an end of the first sealing member 161 may be integrally connected to the second sealing member 162 by a waterproof filler.

According to various embodiments, the filled height H of the waterproof filler 218 formed by filling the first and second openings 210 and 212 (height from the top of the display panel 15 to the stepped portion 211) is the second opening The height (h) of 212 may be greater than the top of the waterproof filler 218 from the top of the display panel 15 .

According to various embodiments, a direction in which the waterproof filler 218 extends may be perpendicular to the first and second sealing members 161 and 162 , respectively. According to another embodiment, the waterproof filler 218 may be integrally connected to the first sealing member 161 and integrally connected to the second sealing member 162 . According to various embodiments, a mounting height difference between the first sealing member 161 and the second sealing member 162 may occur due to the display panel 15 . The first and second sealing members 161 and 162 may be integrally connected by the compensating structure 219 of the waterproof filler 218 for the mounting height difference.

According to various embodiments, the end 1610 of the first sealing member 161 is exposed to the second opening 212 by the expansion portion 214 and integrally connected to the waterproof filler 218, thereby displaying The waterproof performance of the display area of the panel 15 can be improved.

According to various embodiments, a display panel including a plurality of laminated layers is integrally connected by a waterproof filler and a compensating structure, so that waterproof performance of the display panel may be improved.

According to various embodiments, the contact area of the display panel 15 is increased by the waterproof filler 218 filled in the expansion portion 214, so that the waterproof performance of the display panel 15 can be improved. According to various embodiments, the compensation structure 219 may be formed by contact between the edge portion of the display panel 15 and the waterproof filler 218 .

According to various embodiments, the end 1610 of the first sealing member 161 has a structure exposed to the second opening 212 by the expansion portion 214, so that the housing area corresponding to the BM area can be reduced. , and the BM area may be narrowed.

15 is a cross-sectional view illustrating a laminated structure of a display panel and a first sealing member according to various embodiments of the present disclosure.

15, the distance between the edge of the second opening 212 and the edge of the first layer 151 of the display panel 15 is defined as D4, and the edge of the first sealing member 161 and the display panel The distance between the edge of the first layer 151 in (15) is defined as D3, and the edge of the third layer 153 of the display panel 15 and the edge of the first layer 151 of the display panel 15 When the distance between the edges is defined as D2 and the distance between the edge of the second layer 152 of the display panel 15 and the edge of the first layer 151 of the display panel 15 is defined as D1, stable stacking In the structure, D4 may be greater than D3, D3 may be greater than D2, and D2 may be greater than D1.

According to various embodiments, the stack structure composed of the first to third layers 151 to 153 of the display panel 15 is stacked in a pyramid-like type with the second surface 12b of the first cover 12 as the center. It should be, it can be a stable laminated structure.

16 is a plan view illustrating each inlet hole formed in a support structure according to another embodiment of the present invention.

Since the waterproof structure shown in FIG. 16 is different from the waterproof structure shown in FIGS. 9 to 13, only the structure of the inlet hole 30 is different and the rest is the same, the structure of the inlet hole 30 to avoid overlapping description. only to be explained.

Referring to FIG. 16 , the inflow hole 30 positioned between the first and second sealing members 161 and 162 may include a first opening 31 and a second opening 32 . For example, the first sealing member 161 may be a double-sided tape, the second sealing member 162 may be a bonding member, and both the first and second sealing members 161 and 162 may be waterproof tapes.

According to various embodiments, the cross-section of the first opening 210 may be larger than the width of the cross-section of the second opening 212 . Thus, the expansion portion 33 may be formed in the first opening 31 . According to various embodiments, the cross-sectional width w3 of the extension portion 214 may be approximately constant.

17 is a cross-sectional view showing an inlet hole formed in a support structure according to another embodiment of the present invention.

Since the waterproof structure shown in FIG. 17 is different from the waterproof structure shown in FIGS. 9 to 13 only in the cross-sectional structure of the inlet hole 40 and the rest is the same, the structure of the inlet hole 20 to avoid overlapping descriptions. I will only explain about it.

According to various embodiments, a cross section of the inlet hole 40 may be circular. For example, the first opening 41 may have a circular cross section, and the second opening 42 may have a circular cross section. Accordingly, each of the first opening 41 and the second opening 42 may have a diameter. Although not shown in the drawings, according to various embodiments, the cross section of the inlet hole 40 may be, for example, any one of a round shape, a pentagon shape, a hexagon shape, and a polygon shape.

According to various embodiments, the second opening 42 may include an extension portion 43 . According to various embodiments, the expansion portion 43 may be hollow and may have a ring shape in cross section.

18 is a cross-sectional view showing an inlet hole formed in a support structure according to another embodiment of the present invention.

Compared to the waterproof structure shown in FIGS. 9 to 13, the waterproof structure shown in FIG. 18 is different only in the structure between the first and second openings 210 and 212 of the inlet hole 20 and the rest is the same, so that overlapping descriptions are not required. In order to avoid this, only the structure between the first and second openings 210 and 212 of the inflow hole 20 will be described.

According to various embodiments, an inclined plane structure 215 may be formed between the first and second openings 210 and 212 . According to various embodiments, the inclined surface structure 215 may connect the first and second openings 210 and 212 . According to various embodiments, the waterproof material filled into the inlet hole 20 may be filled up to one end of the inclined surface 216 .

19 is a cross-sectional view showing an inlet hole formed in a support structure according to another embodiment of the present invention.

Since the waterproof structure shown in FIG. 19 is different from the waterproof structure shown in FIGS. Only the structure of the extension part 214 of ) will be described.

According to various embodiments, a side surface of the extension portion 214 formed in the second opening 212 may be formed as an inclined surface 217 . According to various embodiments, the protruding length of the end 1610 of the first sealing member 161 by the inclined surface 217 of the extension portion 214 is the first exposed to the second opening 212 shown in FIG. It may be smaller than the protruding length of the protruding end 1610 of the sealing portion 161 .

According to various embodiments of the present disclosure, in an electronic device, a first cover disposed toward a first direction and having a BM area formed along an edge thereof, and a second cover disposed toward a second direction opposite to the first direction. And, a housing including a side member disposed to surround the space between the first and second covers and disposed to face in a direction perpendicular to the first and second directions, respectively; a display panel disposed below the first cover and having a display area visible through at least a portion of the first cover; Disposed between the display panel and the second cover, including a first surface facing the first direction and a second surface facing the second direction, coupled to the side member to support the display panel support structure; a sealing structure disposed between the first cover and the support structure to perform a waterproof function; at least one inlet hole extending from the second surface of the support structure to the first surface and connected to the sealing structure; and a waterproof filler connected to the sealing structure and formed by filling at least a portion of the inlet hole with a waterproof material.

According to various embodiments, the first opening faces toward the second cover; And the second opening may include an extension portion toward the first cover and having a volume larger than that of the first opening in an outer circumferential direction.

According to various embodiments, the first opening may be located within the second opening when the support structure is viewed from a vertical upward direction of the housing.

According to various embodiments, an extended direction of the waterproof filler may be perpendicular to the first and second sealing members.

According to various embodiments, the space between the first and second openings may have either a stepped structure or an inclined structure.

According to various embodiments, the sealing structure may include a first sealing member integrally connected to the waterproof filler; and a second sealing member parallel to the sealing member, spaced apart from each other, and integrally connected to the waterproof filler, wherein the waterproof filler may be disposed between the first and second sealing members.

According to various embodiments, the cross-sectional width of the extension portion may gradually increase as it is closer to the first sealing member, and the cross-sectional width may gradually decrease as it is closer to the second sealing member.

According to various embodiments, an end of the first sealing member exposed toward the second opening may protrude toward the expansion portion.

According to various embodiments, the length of the protruding portion of the end of the first sealing member may be equal to or less than the largest cross-sectional width of the extended portion.

According to various embodiments, the protruding portion of the end of the first sealing member may not extend to the BM area of the first cover.

According to various embodiments, the first sealing member may be disposed along first to third sides of the housing, and the second sealing member may be disposed along a fourth side between the first and third sides of the housing. there is.

According to various embodiments, the inlet hole includes first and second inlet holes respectively formed at corner regions of the housing, the first inlet hole is formed between the third and fourth sides, and the second inlet hole is formed between the third and fourth sides. may be formed between the 1 and 4 sides.

According to various embodiments, an end of the first sealing member exposed toward the second opening, an edge of the display panel, and an end of the second sealing member are integrally connected by the waterproof filler to perform a waterproof function. there is.

According to various embodiments, a display panel may include a plurality of stacked layers, and the plurality of layers may be disposed in an approximately equilateral quadrangular cross section.

According to various embodiments, the waterproof filler may provide a compensating structure for compensating for a mounting height difference between the first and second sealing members.

According to various embodiments, an electronic device includes a housing including a window, a back cover, and a side member disposed between the window and the back cover; a display panel disposed below the window; a support structure disposed between the display panel and the back cover and coupled to the side member; a sealing structure connected to the window and including a first sealing member and a second sealing member spaced apart from the first sealing member; at least one inlet hole penetrating the support structure in a vertical direction, one end facing the back cover and the other end facing the window; and a waterproof filler connected to the first and second sealing members and formed by filling at least a portion of the inlet hole with a waterproof material, wherein the inlet hole includes a first opening toward the back cover; and a second opening that faces the window and includes an extension portion whose volume is larger than that of the first opening in an outer circumferential direction.

According to various embodiments, the first opening may be positioned within the second opening when viewed from a vertical upward direction of the housing.

According to various embodiments, the cross-sectional width of the extension portion may gradually increase as it is closer to the first sealing member, and the cross-sectional width may gradually decrease as it is closer to the second sealing member.

According to various embodiments, an end of the first sealing member exposed toward the second opening may protrude toward the expansion portion and may not extend to the BM area.

According to various embodiments, the length of the end of the first sealing member protruding toward the extension portion may be equal to or less than the largest cross-sectional width of the extension portion.

Claims (20)

In electronic devices,
A first cover disposed in a first direction, a second cover disposed in a second direction opposite to the first direction, disposed between the first and second covers, and disposed in the first and second directions and a housing including side members each disposed to face in a vertical direction;
a display panel disposed on one surface of the first cover and having a display area visible through at least a portion of the first cover;
Disposed between the display panel and the second cover, including a first surface facing the first direction and a second surface facing the second direction, coupled to the side member to support the display panel support structure;
a sealing structure connected to the first cover;
at least one inflow hole including a first opening extending from the second surface of the support structure to the first surface and a second opening extending from the first opening, and connected to the sealing structure; and
An electronic device comprising a waterproof filler connected to the sealing structure and formed by filling at least a portion of the inlet hole with a waterproof material. According to claim 1,
The first opening faces toward the second cover; and
The electronic device of claim 1 , wherein the second opening includes an extension portion extending toward the first cover and having a volume larger in an outer circumferential direction than the first opening. The electronic device of claim 1 , wherein the first opening is positioned within the second opening when the supporting structure is viewed from a vertical upward direction of the housing. The electronic device of claim 1 , wherein an extended direction of the waterproof filler is perpendicular to the first and second sealing members. The electronic device of claim 1 , wherein the first and second openings have either a stepped structure or an inclined structure. The method of claim 1, wherein the sealing structure
a first sealing member integrally connected to the waterproof filler; and
A second sealing member parallel to the sealing member, spaced apart from each other, and integrally connected to the waterproof filler,
The waterproof filler
An electronic device disposed between the first and second sealing members. 7 . The electronic device of claim 6 , wherein a cross-sectional width of the expansion portion gradually increases as it is closer to the first sealing member, and a cross-sectional width of the expanded portion gradually decreases as it is closer to the second sealing member. The electronic device of claim 6 , wherein an end of the first sealing member exposed toward the second opening protrudes toward the expansion portion. The electronic device of claim 8 , wherein a length of a protruding portion of an end portion of the first sealing member is equal to or less than a largest cross-sectional width of the extended portion. The electronic device of claim 9, wherein a protruding portion of an end of the first sealing member does not extend to a BM area of the first cover. The method of claim 6, wherein the first sealing member is disposed along the first to third sides of the housing, and the second sealing member is disposed along a fourth side between the first and third sides of the housing electronic device. 12. The method of claim 11, wherein the inlet hole includes first and second inlet holes respectively formed at corner regions of the housing, the first inlet hole is formed between the third and fourth sides, and the second inlet hole is formed between the third and fourth sides. A hole is formed between the first and fourth sides. The method of claim 6, wherein an end exposed toward the second opening of the first sealing member, an edge of the display panel, and an end of the second sealing member are integrally connected by the waterproof filler to perform a waterproof function. electronic device. The electronic device according to claim 1 , wherein the display panel includes a plurality of stacked layers, and the plurality of layers are arranged in a substantially equilateral quadrangular cross section. 14 . The electronic device of claim 13 , wherein the waterproof filler provides a compensating structure for compensating for a mounting height difference between the first and second sealing members. In electronic devices,
a housing including a window, a back cover, and a side member disposed between the window and the back cover;
a display panel disposed below the window;
a support structure disposed between the display panel and the back cover and coupled to the side member;
a sealing structure connected to the window and including a first sealing member and a second sealing member spaced apart from the first sealing member;
at least one inlet hole penetrating the support structure in a vertical direction, one end facing the back cover and the other end facing the window; and
A waterproof filler connected to the first and second sealing members and formed by filling at least a portion of the inlet hole with a waterproof material,
The inlet hole is
a first opening toward the back cover; and
and a second opening that faces the window and includes an extension portion whose volume is larger than that of the first opening in an outer circumferential direction. The electronic device of claim 16 , wherein the first opening is positioned within the second opening when viewed from a vertical upward direction of the housing. 17. The method of claim 16, wherein the extension portion
An electronic device in which a cross-sectional width gradually increases as it is closer to the first sealing member and a cross-sectional width gradually decreases as it is closer to the second sealing member. 19. The electronic device of claim 18, wherein an end of the first sealing member exposed toward the second opening protrudes toward the extension portion and does not extend to the BM area. The electronic device according to claim 19, wherein a length of an end of the first sealing member protruding toward the extension portion is equal to or less than a maximum sectional width of the extension portion.

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