JP2013057711A - Electronic terminal - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an electronic terminal that prevents dust or the like, which has entered inside a body frame, from entering between a liquid crystal display screen and a cover member.SOLUTION: The electronic terminal includes: a rectangular frame shaped body frame 13; a liquid crystal display unit 15 arranged in a display screen opening 13a so that a liquid crystal display screen 14 is exposed from the display screen opening 13a; a cover member 17 which is arranged at a front surface side of the liquid crystal display screen 14, and whose rear peripheral edge 17a is adhered to a front surface side opening edge of the display screen opening 13a; and a double-sided tape 16 for adhering the front surface side opening edge of the display screen opening 13a and the rear peripheral edge 17a of the cover member 17. The double-sided tape 16 is extended inside the display screen opening 13a so that the rear peripheral edge 17a of the cover member 17 and a front surface side peripheral edge of the liquid crystal display screen 14 are bonded, and a gap therebetween is sealed.

Description

  The present invention relates to an electronic terminal in which a liquid crystal display unit having a liquid crystal display screen is mounted on a rectangular frame-shaped main body frame having a display screen opening.

  2. Description of the Related Art Conventionally, an electronic terminal in which a liquid crystal display unit is mounted on a rectangular frame-shaped main body frame having a display screen opening so that the liquid crystal display screen is exposed from the display screen opening is well known.

  In addition, in an electronic terminal in which the liquid crystal display screen is exposed to the outside, in order to protect the liquid crystal display screen, a cover member such as a shield or a cover member is provided on the surface side of the liquid crystal display screen, A cover member is fixed to a main body frame using a double-sided tape or the like (see, for example, Patent Documents 1 and 2).

  4 to 7 show an example of such an electronic terminal. FIG. 4 is a perspective view of a mobile phone terminal as an electronic terminal. FIG. 5 is a perspective view of a usage state of the mobile phone terminal as an electronic terminal. Is an exploded perspective view of the main part of a mobile phone terminal as an electronic terminal, and FIG. 7 is a cross-sectional view of the main part of the mobile phone terminal as an electronic terminal.

  4 to 7, a mobile phone terminal 1 as an electronic terminal has an operating device body 3 having a plurality of operation keys 2 such as a numeric keypad, and a rectangular frame shape that is slidably held by the operating device body 3. The main body frame 4, the liquid crystal display unit 6 inserted from the back surface side of the main body frame 4 so that the liquid crystal display screen 5 is exposed from the display screen opening 4 a of the main body frame 4, and the front surface side of the main body frame 4. The cover member 8 adhered to the main body frame 4 via the double-sided tape 7 so as to cover the display screen opening 4a, and the dust-proof covering the gap between the liquid crystal display screen 5 and the cover member 8 inside the double-sided tape 7 Cushion member 9.

  The main body frame 4 is integrally provided with a rectangular frame-shaped frame portion 4b and a rib 4c that protrudes from the inside of the frame portion 4b to form a display screen opening 4a. The rib 4c defines the display screen opening 4a. An opening edge is formed.

  As a result, the double-sided tape 7 is formed in a frame shape along the surface side (surface side opening edge) of the rib 4c which becomes the opening edge of the display screen opening 4a, and the surface of the rib 4c and the cover member 8 The cover member 8 is adhered to the main body frame 4 by straddling the rear side peripheral edge.

  The cushion member 9 is formed in a rectangular frame shape so as to be located outside the display area of the liquid crystal display screen 5 inside the double-sided tape 7, and the front surface side peripheral portion of the liquid crystal display screen 5 and the back surface side peripheral portion of the cover member 8. By interposing it in between, the gap is closed and dust or the like is prevented from entering the gap.

JP 2002-108238 A JP 2008-148885 A

  However, in the above-described electronic terminal, the rib 4c that defines the opening edge of the display screen opening 4a is required to have a certain thickness and supports the peripheral edge of the back surface of the cover member 8, Moreover, since it is necessary to project toward the display screen opening 4a (inward) in order to adhere to the main body frame 4 with the double-sided tape 7, the liquid crystal display unit 6 inserted from the back side of the main body frame 4 is used. Since it is easy to generate a gap between the cover member 8 inserted from the front surface side of the main body frame 4, it is necessary to dispose the cushion member 9.

  For this reason, the number of parts is increased in order to arrange the cushion member 9, and there is a problem that it takes time for assembly, such as positioning so as not to protrude into the display area of the liquid crystal display screen 5.

  Patent Document 1 discloses a straight-type mobile phone in which a frame frame that holds a liquid crystal display screen is attached together with a cover member with the same double-sided tape. Patent Document 2 discloses a liquid crystal for a pachinko gaming machine in which a double-sided tape for attaching a cover member to a frame member extends to an opening for a display screen (overhangs) and dust is collected at the extended portion. A display device is disclosed.

  However, in the ones described in Patent Documents 1 and 2, since the peripheral portion of the liquid crystal display screen is not directly sealed with the double-sided tape, dust remains between the liquid crystal display screen and the cover member. There was a problem of entering.

  Therefore, an object of the present invention is to provide an electronic terminal capable of preventing dust or the like entering the inside of a main body frame from entering between a liquid crystal display screen and a cover member.

  In order to solve the above problems, an electronic terminal of the present invention includes a rectangular frame-shaped main body frame having a display screen opening, and a liquid crystal display screen exposed from the display screen opening in the display screen opening. A liquid crystal display unit disposed; a cover member disposed on a front surface side of the liquid crystal display screen and having a back surface side peripheral edge adhered to a front surface side opening edge of the display screen opening; and the display screen opening A double-sided tape for adhering a front-side opening edge and the back-side peripheral edge of the cover member, and the back surface of the cover member by extending the double-sided tape to the inside of the display screen opening. A side peripheral edge part and the front surface side peripheral edge part of the liquid crystal display screen are adhered to close a gap between them.

  The electronic terminal of the present invention can prevent dust or the like entering the inside of the main body frame from entering between the liquid crystal display screen and the cover member.

It is a perspective view of the mobile telephone terminal as an electronic terminal concerning one embodiment of the present invention. It is a disassembled perspective view of the principal part of the mobile telephone terminal as an electronic terminal which concerns on one Embodiment of this invention. 1 is a cross-sectional view of a main part of a mobile phone terminal as an electronic terminal according to an embodiment of the present invention, (A) is a cross-sectional view of the main part in an assembled state, and (B) is a cross-sectional view of the main part before assembly. is there. It is a perspective view of the mobile telephone terminal as a conventional electronic terminal. It is a perspective view of the use condition of the mobile telephone terminal as a conventional electronic terminal. It is a disassembled perspective view of the principal part of the mobile telephone terminal as a conventional electronic terminal. It is sectional drawing of the principal part of the mobile telephone terminal as a conventional electronic terminal.

  Next, an electronic terminal according to an embodiment of the present invention is applied to mobile phone extinction and will be described with reference to the drawings. In addition, although the Example shown below is a suitable specific example in the electronic terminal of this invention, and there may be various technically preferable restrictions, the technical scope of this invention limits this invention especially. Unless otherwise stated, the present invention is not limited to these embodiments. In addition, the constituent elements in the embodiments shown below can be appropriately replaced with existing constituent elements and the like, and various variations including combinations with other existing constituent elements are possible. Therefore, the description of the embodiment described below does not limit the contents of the invention described in the claims.

  1 is a perspective view of a mobile phone terminal as an electronic terminal according to an embodiment of the present invention. FIG. 2 is an exploded perspective view of a main part of the mobile phone terminal as an electronic terminal according to an embodiment of the present invention. FIG. 3 is a cross-sectional view of a main part of a mobile phone terminal as an electronic terminal according to an embodiment of the present invention, FIG. 3 (A) is a cross-sectional view of the main part in an assembled state, and FIG. 3 (B) is a main part before assembly. FIG.

  1 to 3, a mobile phone terminal 11 as an electronic terminal includes an operating device main body 12, a rectangular frame-shaped main body frame 13 that is slidably held by the operating device main body 12, and a back surface side of the main body frame 13. And a cover member 17 inserted from the front surface side of the main body frame 13 and stuck via a double-sided tape 16. And.

  In the present embodiment, the mobile phone terminal 11 as an electronic terminal employs a slide type that supports a main body frame 13 so as to be slidable to the operation device main body 12.

  The operation device main body 12 is provided with a plurality of operation keys (not shown) such as a numeric keypad, and a control circuit board (not shown) relating to communication / calling is arranged therein, which is well known. The upper and lower (front and back) covers 12a and 12b are sealed. In FIG. 3, since the operating device main body 12 is a known one, its internal structure and the like are omitted.

  The main body frame 13 is integrally provided with a rectangular frame-shaped frame portion 13b and a rib 13c that protrudes from the inside of the frame portion 13b to form a display screen opening 13a, and the rib 13c defines the display screen opening 13a. An opening edge is formed. In addition, the main body frame 13 is inclined so that the inner wall surface 13d on the back surface side (the lower side in FIG. 3) of the inner wall surface of the frame portion 13b expands toward the back surface side.

  The liquid crystal display unit 15 includes a liquid crystal display screen 14, for example, a back cover 18 that secures hermeticity by its inclined shape by contacting the inner wall surface 13 d of the main body frame 13, and the liquid crystal display screen 14 and the back cover 18. And a touch panel unit 19 disposed between the two.

  The double-sided tape 16 is made of, for example, paper or a known one having a certain degree of cushioning property, and is provided on the surface side (surface-side opening edge) of the rib 13c serving as the opening edge of the display screen opening 13a. The cover member 17 is attached to the main body frame 13 by straddling the front surface of the rib 13c and the back surface side peripheral edge portion 17a of the cover member 17. The double-sided tape 16 extends from the inside of the rib 13c to the inside of the display screen opening 13a. Thereby, the back surface side peripheral edge part 17a of the cover member 17 and the front surface side peripheral edge part 14a of the liquid crystal display screen 14 can be adhered with one double-sided tape 16, and the gap between the liquid crystal display screen 14 and the cover member 17 is obtained. Can be blocked.

  At this time, the double-sided tape 16 extends to the inside of the display screen opening 13a over the entire circumference of the surface side peripheral portion 14a of the liquid crystal display screen 14, thereby reducing the sacrifice of the display area of the liquid crystal display screen 14. The space between the front surface side peripheral portion 14a of the liquid crystal display screen 14 and the back surface side peripheral portion 17a of the cover member 17 can be reliably sealed. Accordingly, not only dust that tends to enter the inside of the main body frame 13 from the front surface side of the cover member 17, but also dust that has entered from the back surface side (between the back cover 18 and the inner wall surface 13 d) of the liquid crystal display unit 15 is displayed on the liquid crystal display. Intrusion between the screen 14 and the cover member 17 can be prevented.

  As the cover member 17, for example, a transparent (colorless) resin film sheet or the like is used, and the surface of the liquid crystal display screen 14 is protected. As the material and properties of the cover member 17, known materials can be used.

  In the above configuration, dust or the like entering the inside of the main body frame 13 from the back side of the main body frame 13 (the back side of the liquid crystal display unit 15) enters between the liquid crystal display screen 14 and the cover member 17 by the double-sided tape 16. Can be prevented.

  As described above, in the electronic terminal of the present invention, the double-sided tape 16 is extended inside the display screen opening 13a so that the liquid crystal display screen 14 and the cover member 17 are adhered to each other. Can be reliably sealed (closed).

11 ... Mobile phone terminal 12 ... Main body 12a ... Cover (front side)
12b ... Cover (back side)
DESCRIPTION OF SYMBOLS 13 ... Main body frame 13a ... Display screen opening 13b ... Frame part 13c ... Rib 13d ... Inner wall surface 14 ... Liquid crystal display screen 14a ... Front surface side peripheral part 15 ... Liquid crystal display unit 16 ... Double-sided tape 17 ... Cover member 17a ... Back side peripheral part Part 18 ... Back cover 19 ... Touch panel part

Claims (3)

A rectangular frame-shaped body frame having a display screen opening;
A liquid crystal display unit disposed in the display screen opening such that the liquid crystal display screen is exposed from the display screen opening;
A cover member disposed on the front surface side of the liquid crystal display screen and having a back surface side peripheral edge adhered to a front surface side opening edge of the display screen opening;
A double-sided tape for adhering the front surface side opening edge portion of the display screen opening and the back surface side peripheral edge portion of the cover member;
By extending the double-sided tape to the inside of the display screen opening, the back surface side peripheral portion of the cover member and the front surface side peripheral portion of the liquid crystal display screen are adhered to close the gap therebetween. An electronic terminal characterized by   2. The electronic terminal according to claim 1, wherein the double-sided tape extends to the inside of the display screen opening over the entire periphery of the front surface side peripheral portion of the liquid crystal display screen.   The electronic terminal according to claim 1, wherein the main body frame is slidably supported by an operation device main body on which operation keys are arranged.

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