WO2017173730A1

WO2017173730A1 - Side button and terminal

Info

Publication number: WO2017173730A1
Application number: PCT/CN2016/085858
Authority: WO
Inventors: 孙厚鑫; 孟凡虎; 夏善芳
Original assignee: 中兴通讯股份有限公司
Priority date: 2016-04-08
Filing date: 2016-06-15
Publication date: 2017-10-12
Also published as: CN205726733U

Abstract

A side button (10) comprises: a button (102) disposed on a main control board inside a front casing (101); a clearance gap (103) disposed on the front casing (101); a bezel-less side-button press strip (104) fixed on the clearance gap (103) and protruding from the front casing (101), a non-visible surface (1041) of the bezel-less side-button press strip (104) in contact with the button (102); at least one connecting part (105) disposed on the non-visible surface (1041) of the bezel-less side-button press strip (104); and a fixing part (106) assembled inside the front casing (101) and connected in a paired manner to the at least one connecting part (105), such that when the at least one connecting part (105) is connected to a corresponding fixing part (106), the bezel-less side-button press strip (104) is fixed on the front casing (101). Also disclosed is a terminal (20).

Description

Side key and terminal

Technical field

The present invention relates to a button technology of a terminal, and more particularly to a side button and a terminal.

Background technique

With the rapid development of electronic technology and touch screen technology, terminals (such as mobile phones, tablet computers, e-books, etc.) have deeply affected and changed people's lives, becoming an indispensable belonging in people's daily lives. In order to expand the visualization space of the main screen of the terminal and facilitate the operation of the terminal, some auxiliary side keys are often set on the side of the terminal.

In the related art, the side key assembly form is basically an assembly structure from the inside of the terminal, and the side keys are fixed to the housing or assembled in the internal card slot by thermoplastic polyurethane elastomers (TPU) inside the structural member.

The form of assembling the side keys from the inside of the terminal is generally only applicable to the rear case or the battery case. When the side key needs to be assembled to the front case due to the terminal shape, the internal structure of the front case of the terminal makes the interior There is not enough space to fit the side keys and the side keys cannot be installed.

Summary of the invention

In order to solve the above technical problem, the embodiment of the present invention is intended to provide a side key and a terminal, which solves the problem that the side key cannot be assembled from the inside of the terminal when the side key needs to be assembled to the front case due to the terminal modeling.

The technical solution of the present invention is implemented as follows:

In a first aspect, a side key (10) is provided, the side key (10) comprising:

a button (102) disposed on the inner main control board of the front case (101);

a relief hole (103) disposed on the front case (101);

Fixed on the escape hole (103), and protruding from the front side of the front shell (101) without the skirt side button (104), the non-visible side button (104) non-visible surface (1041) contacting the button (102);

Providing at least one connecting member (105) on the non-visible surface (1041) of the skirt-free side button (104);

a fixing member (106) mounted inside the front case (101) and connected to the at least one connecting member (105), connecting the at least one connecting member (105) and the corresponding fixing member (106) The skirt-free side key is fixed to the front case (101) by a sheet (104).

Optionally, the escape hole (103) is a completely symmetrical structure, and the skirt-free side key is an asymmetric structure according to the piece (104), and the side key 10 further includes:

Determining a mounting direction of the foolproof groove (107), the foolproof groove (107) is disposed on the non-visible side of the skirt-free side button (104) (1041);

Mounted on the side of the front casing (101) escape hole (103), the anti-staying boss (108) connected to the anti-dwelling groove (107);

The anti-dwelling groove (107) and the anti-staying boss (108) are connected according to the mounting direction, so that the non-skirt side key is mounted on the front case according to a preset requirement by a piece (104). 101) On.

Optionally, the fixing component (106) is a fixed steel sheet.

Optionally, the side key (10) further includes:

A fixed steel sheet positioning structure (109) for fixing the position of the steel sheet is determined on the side of the relief hole (103) of the front case (101).

Optionally, the side key (10) further includes:

The fixed steel sheet is bonded to the fixed steel sheet double-sided tape (110) on the front shell (101).

Optionally, the button (102) includes:

a side key flexible circuit board FPC (1021) that triggers the button function, and the side key FPC (1021) is fixed on the main control board;

a side key FPC reinforcing steel sheet (1022) for reinforcing the mechanical strength of the side key FPC, the side key FPC reinforcing steel sheet (1022) being fixed on the side key FPC (1021);

When pressed, the center point will be concave and trigger the membrane button Dome switch (1023) of the side key FPC, and the Dome switch 1023 is packaged and fixed to the side key FPC (1021) near the escape hole (103) side.

Optionally, the Dome switch (1023) is a metal dome.

Optionally, the button (102) further includes: a side key FPC reinforcing steel plate positioning column (1024), a corresponding positioning hole (1026); a screw (1025) and a corresponding at least one screw hole (1027);

A positioning hole (1026) is disposed on the side key FPC reinforcing steel piece (1022), and is sleeved with the side key FPC reinforcing steel piece positioning column (1024), and the side key FPC reinforcing steel piece is positioned Location of (1022);

The at least one screw hole (1027) is respectively disposed at a corresponding position on the main control board and the side key FPC reinforcing steel sheet (1022), and is engaged with the screw (1025), and the side key FPC is A reinforcing steel sheet (1022) is fixed to the main control board.

In a second aspect, a terminal (20) is provided, the terminal (20) comprising:

The side key (10) provided by the embodiment of the invention.

An embodiment of the present invention provides a side key and a terminal, including: a button (102) disposed on an inner main control board of the front case (101); a avoidance hole (103) disposed on the front case (101); The escaping hole (103) is protruded from the front side shell (101) without the skirt side key according to the sheet (104), and the non-visible side button (1041) of the front side shell key (104) is opposite to the button (102). Contact; at least one connecting member (105) disposed on the non-visible surface (1041) of the sheet (104) without the skirt side key; assembled inside the front shell (101), and at least one connecting member (105) The attached fixing member (106), when the at least one connecting member (105) and the corresponding fixing member (106) are connected, the skirt-free side key is fixed to the front case (101) by the sheet (104). In this way, the connecting member (105) on the sheet (104) and the fixing member (106) on the front case (101) are connected by the skirt-free side key, so that no skirt The side key is fixed to the front case (101) by the piece (104), and is not easy to fall off easily.

DRAWINGS

1 is a schematic structural diagram of a side key according to an embodiment of the present invention;

2 is a schematic structural diagram of another side key according to an embodiment of the present invention;

3 is a schematic structural diagram of a connecting component according to an embodiment of the present invention;

4 is a schematic structural view of a skirt-free side key according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of still another side key according to an embodiment of the present invention; FIG.

FIG. 6 is a schematic structural diagram of a button according to an embodiment of the present invention;

FIG. 7 is a schematic structural diagram of a button decomposition according to an embodiment of the present invention; FIG.

FIG. 8 is a side view of a terminal according to an embodiment of the present invention.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described in the following with reference to the accompanying drawings.

The markings referred to in the drawings of the embodiments of the present invention are applicable to the following description:

10-side button; 101-front case; 102-button; 103-avoidance hole; 104-no skirt side button according to the piece; 1041-non-skirt side button according to the non-visible surface of the sheet; 105-connecting member; - fixed parts; 107 - anti-dwelling groove; 108 - anti-staying boss; 109 - fixed steel sheet positioning structure; 110 - fixed steel sheet double-sided adhesive; 1021-side key FPC; 1022-side key FPC reinforcing steel sheet ;1023-Dome switch; 1024-side key FPC reinforcing steel plate positioning column; 1025-screw; 1026-positioning hole; 1027-screw hole.

Embodiment 1

The embodiment of the present invention provides a side button 10. As shown in FIG. 1, the side button 10 may include: a front case 101, a button 102, a escaping hole 103, a skirt-free side button tab 104, and a skirt-free side button. The non-visible surface 1041 of the sheet 104 is pressed.

Here, the button 102 is disposed on the inner main control board of the front case 101. Button 102 means whole The basic structure inside the side keys 10 is fixed on the main control board for triggering the preset key functions to meet user requirements. The non-visible surface 1041 refers to the inner surface of the side key 10 that the user cannot see during use, and the visible surface is the side that the user can touch when used.

The avoidance hole 103 is disposed on the front case 101, and the number of the avoidance holes 103 is at least one. Alternatively, the number of the avoidance holes is consistent with the number of the terminal side keys 10 in practice.

Here, the skirt-free side key is fixed to the escape hole 103 by the sheet 104, and the front case 101 is protruded for the user to press. The non-visible side 1041 of the skirt-free side button tab 104 can be in contact with the button 102. The non-skirt side key tab 104 is the only component that is in contact with the user, and the non-skirt side button tab 104 is used for the user to press. At the same time, in order to realize the corresponding preset button function, the non-visible surface 1041 of the wafer 104 without the skirt side key needs to be in contact with the button 102 through the escape hole 103.

As shown in FIG. 2, the side key 10 further includes at least one connecting member 105 and at least one fixing member 106.

Therein, at least one connecting member 105 is disposed on the non-visible surface 1041 of the sheet-free side button 105.

For example, as shown in FIG. 3, in order to achieve a better fixed skirt-free side key tab 104, the connecting member 105 is disposed at both ends of the non-visible surface 1041 of the skirt-free side key tab 104, non-visible surface. A connecting member 105 is provided at each end of the 1041.

Here, at least one fixing member 106 is fitted inside the front case 101, and is connected one by one to the at least one connecting member 105. When the at least one connecting member 105 and the corresponding fixing member 106 are connected, there is no skirt side button. 104 is fixed to the front case 101. It is to be noted that the fixing member 106 is a device that is mated with the connecting member 105, and the two can be connected to fix the skirt-free side key to the front case 101 by the sheet 104.

Optionally, the fixing member 106 is a fixed steel sheet.

Optionally, as shown in FIG. 7, the side key 10 further includes: a fixed steel sheet positioning structure 109 and Fixed steel sheet double-sided tape 110.

Here, the fixed steel sheet positioning structure 109 is disposed on the side of the front case 101 escape hole 103 for determining the position of the fixed steel sheet 106.

The fixed steel sheet double-sided tape 110 is used to bond the fixed steel sheet 106 to the front case 101.

In this way, the connection of the on-chip connecting member 105 and the front-shell fixing member 106 is performed by the non-skirt side key, so that the non-skirt side key is fixed to the front case 101 by the sheet 104, and it is not easy to fall off easily.

When the side key 10 needs to be assembled to the front case 101 due to the terminal molding, the I-shaped configuration of the front front case 101 does not allow sufficient space for the side key 10 to be assembled, and therefore, from the outside of the terminal at this time The exterior side key 10 is particularly important.

For example, the skirt-free side key is first fixed to the escape hole 103 of the front case by the sheet 104, so that the non-visible side 1041 of the non-visible side key is inside the terminal and the inner main control board of the front case 101. The buttons 102 are in contact with each other, and the skirt-free side button protrudes from the visible surface 1042 of the sheet to the terminal front case 101 for user pressing; and the fixing member 106 is further assembled from the inside of the front case 101, the fixing member 106 and the skirt-free side key The connection member 105 on the non-visible surface 1041 of the sheet 104 is connected such that the skirt-free side key is fixed to the front case 101 by the sheet 104, which solves the need to assemble the side key 10 to the front case due to the terminal shape. At 101 o'clock, the problem of the side key 10 cannot be assembled from the inside of the terminal.

Optionally, as shown in FIG. 4, when the actual situation is that the avoidance hole 103 is completely symmetrical, and the skirt side key is not asymmetric according to the sheet 104, as shown in FIG. 5, the side key 10 further includes : the foolproof groove 107 and the foolproof boss 108. The anti-dwelling groove is disposed on the non-visible surface 1041 of the skirt-free side key sheet 104 for determining a correct mounting direction; the anti-staying boss 108 is mounted on the side of the front casing 101 avoiding hole 103, and The foolproof groove 107 can form a connection.

The foolproof groove 107 and the foolproof boss 108 are connected in the mounting direction, so that the skirt-free side key is mounted on the front case 101 in accordance with a predetermined requirement.

Here, the skirt-free side key according to the sheet 104 has an asymmetrical structure and may include a skirt-free side key sheet 104 from the upper side to the skirt-free side button. The lower side of the sheet 104 is a sloped slope, or the skirt side. Key press The left side of the sheet 104 to the side of the skirt-free side button 104 is a slanted bevel, etc., without the skirt side key. The visible surface 1042 of the sheet 104 is an asymmetrical structure. By the arrangement of the foolproof groove 107 and the foolproof boss 108, the skirt-free side key sheet 104 can be set according to a preset requirement (for example, the upper side of the sheet 104 without the skirt side key is higher than the lower side, or The skirt side key is mounted on the front case 101 according to the left side of the sheet 104, and the like, so as to avoid the occurrence of the reverse mounting, thereby achieving the purpose of structural foolproofness.

For example, as shown in FIG. 6, the button 102 includes a Flexible Printed Circuit (FPC) 1021, a side key FPC reinforcing steel piece 1022, and a membrane button 1023.

The side key FPC 1021 is used to trigger the function of the button 102, and the side key FPC 1021 is fixed on the main control board.

Here, FPC is a highly flexible and excellent flexible printed circuit board made of polyimide or polyester film. It has the characteristics of high wiring density, light weight, thin thickness and good bending property. Often used as an internal circuit board for terminals (especially mobile phones).

The side key FPC reinforcing steel piece 1022 is used to reinforce the side key FPC mechanical strength, and the side key FPC reinforcing steel piece 1022 is fixed on the side key FPC 1021. Optionally, in the embodiment, the side key FPC reinforcing steel piece 1022 is fixed on the side key FPC1021 by means of laser welding.

Here, the side key FPC reinforcing steel piece 1022 is a process in which the stainless steel piece is attached to the corresponding position of the side key FPC1021 to partially reinforce the side key FPC1021 of the area so as not to be bent. The reinforcing plate is also called a reinforcing plate, a reinforcing plate, a supporting plate, a reinforcing plate or a reinforcing rib. Reinforced steel sheets are mainly used in construction, oil pipelines, machine equipment, electronic terminals, etc. It is widely used in the FPC flexible circuit board in the electronic terminal. The reinforcing plate mainly solves the flexibility of the FPC, improves the strength of the plugged portion, and facilitates the overall assembly of the electronic terminal.

When the Dome switch 1023 is pressed, the center point is recessed and the side key FPC is triggered, and the Dome switch 1023 is packaged and fixed to the side key FPC 1021 near the escape hole 103. side.

Here, the Dome switch 1023 is a polyethylene terephthalate (PET) sheet containing a ceramic chip, which is used as a switch on a printed circuit board (PCB) or a circuit board such as an FPC. It plays an important tactile switch between the user and the terminal. Compared with the conventional silicone button, the Dome switch 1023 has a better hand feeling, a longer life, and can indirectly improve the production efficiency of various types of switches using the conductive film. Optionally, the Dome switch 1023 is a metal dome.

For example, referring to FIG. 6, the button 102 further includes: a side key FPC reinforcing steel plate positioning post 1024 and a screw 1025; the button 102 further includes: a positioning hole 1026 and two identical screw holes 1027. The positioning hole 1026 is disposed on the side key FPC reinforcing steel sheet; the positioning hole 1026 is sleeved with the side key FPC reinforcing steel sheet positioning column 1024, and the side key FPC reinforcing steel piece 1022 is positioned. The two identical screw holes 1027 are respectively disposed on the main control board and the side key FPC reinforcing steel piece 1022; the screw hole 1027 is engaged with the screw 1025, and the side key FPC is used to reinforce the steel piece. 1022 is fixed on the main control board.

Optionally, the structure of the side key FPC reinforcing steel piece 1022 is a right angle structure; the first side of the side key FPC reinforcing steel piece 1022 is in contact with the second side of the side key FPC 1021 by spot welding; the first side of the side key FPC 1021 Contact with the main control board; the second side of the side key FPC reinforcing steel piece 1022 is located at the uppermost layer; the first side of the side key FPC 1021 and the second side of the side key FPC 1021 are opposite sides; the side key FPC reinforcement The first side of the steel sheet 1022 and the second side of the side key FPC reinforcing steel sheet 1022 are the opposite sides.

Embodiment 2

The embodiment of the present invention provides a terminal 20, and the front view of the terminal is as shown in FIG. 7. The terminal 20 may include:

Any of the side keys 10 described in the first embodiment.

The side key 10 includes: a front case 101, a button 102, a escaping hole 103, and a skirt-free side button. 104. The connecting member 105, the fixing member 106, the main control board, and the skirt-free side key are in a non-visible surface 1041 of the sheet 104.

The side view of the terminal is as shown in FIG. 8. When the side key 10 is installed, the terminal 20 first fixes the button 102 to the main control board by screws, and puts them all inside the front case 101; then passes through the escape hole 103. The skirt-free side key pressing piece 104 is mounted from the outside of the front case 101 in the outward-inward direction so that the non-skirt side key passes through the escape hole 103 in the non-visible surface 1041 of the sheet 104, and is in contact with the button 102; The inner fixing member 106 is assembled such that the fixing member 106 is coupled to the connecting member 105 on the non-visible surface 1041 of the sheet 104 without the skirt side key, thereby fixing the skirt-free side key to the front case 101 by the sheet 104. Complete the side button exterior.

The above is only the preferred embodiment of the present invention and is not intended to limit the scope of the present invention.

Industrial applicability

The embodiment of the invention provides a side key and a terminal, comprising: a button disposed on the main control board of the front case; a relief hole disposed on the front case; fixed on the escape hole, and protruding from the front cover without a skirt a side button according to a sheet; at least one connecting member disposed on the non-visible surface of the sheet without the skirt side key; and a fixing member assembled inside the front shell and connected to the at least one connecting member one by one. The connecting member on the sheet is connected to the fixing member on the front shell by the non-skirt side key, so that the skirt-free side key is fixed to the front shell by the sheet, and it is not easy to fall off easily.

Claims

A side key, the side key comprising:

a button disposed on the main control panel of the front case;

a relief hole disposed on the front case;

Fixing on the escape hole, and protruding the skirt-free side key of the front shell into a piece, the non-skirt side key contacting the button according to the non-visible surface of the sheet;

Locating at least one connecting member on the non-visible surface of the non-skirt side button according to the sheet;

a fixing member assembled inside the front case and connected to the at least one connecting member one by one;

Wherein, when the at least one connecting member and the corresponding fixing member are connected, the skirt-free side key is fixed to the front case by a sheet.
The side key of claim 1 , wherein the escape hole is a completely symmetrical structure, and the skirt-free side key is in an asymmetrical structure, the side key further comprising:

a foolproof groove for determining a mounting direction, the foolproof groove being disposed on the non-visible surface of the non-skirt side key according to the sheet;

a foolproof boss attached to the side of the front casing avoiding hole and connected to the anti-dwelling groove;

The anti-dwelling groove and the anti-staying boss are connected according to the mounting direction, so that the non-skirt side key is mounted on the front case according to a preset requirement.
The side key according to claim 1, wherein the fixing member is a fixed steel sheet.
The side key of claim 3, wherein the side key further comprises:

A fixing steel sheet positioning structure for determining the position of the fixed steel sheet is disposed on the escape hole side of the front case.
The side key of claim 3, wherein the side key further comprises:

The fixed steel sheet is bonded to the fixed steel sheet double-sided tape on the front shell.
The side key according to any one of claims 1 to 5, wherein the key comprises:

a side key flexible circuit board FPC that triggers the button function, the side key FPC is fixed in the Main control board;

a side key FPC reinforcing steel sheet reinforcing the mechanical strength of the side key FPC, the side key FPC reinforcing steel sheet being fixed on the side key FPC;

When the reinforcing steel sheet is pressed, the center point of the reinforcing steel sheet is concavely triggered to trigger the membrane button Dome switch of the side key FPC, and the Dome switch is packaged and fixed at the side key FPC close to the avoidance Hole side.
The side key of claim 6 wherein said Dome switch is a metal dome.
The side key according to claim 7, wherein the button further comprises: a side key FPC reinforcing steel plate positioning column, a positioning hole corresponding to the positioning post; a screw and a corresponding at least one screw hole;

The positioning hole is disposed on the side key FPC reinforcing steel sheet, and is sleeved with the side key FPC reinforcing steel sheet positioning column, and the position of the side key FPC is used to reinforce the steel sheet;

The at least one screw hole is respectively disposed at a corresponding position on the main control board and the side key FPC reinforcing steel sheet, and is engaged with the screw to fix the side key FPC reinforcing steel sheet to the main control On the board.
A terminal, the terminal comprising:

The side key of any one of claims 1 to 8.