CN210378833U - Key and key structure comprising same - Google Patents

Abstract

The utility model discloses a key and a key structure comprising the same, wherein the key comprises a panel, a key cap arranged at one end of the panel, a mounting ring arranged at the other end of the panel, and a reset elastic sheet arranged at the middle part of the panel, and a contact ejector rod is arranged at the position on the panel corresponding to the key cap; the button structure includes the casing, circuit board, key seat, dabs the switch to and the button, the key seat include the base with set up in be provided with baffle and fixed axle on the base, the collar cover is located outside the fixed axle, the other end that resets the shell fragment with the baffle butt, the key hole has been seted up on the lateral wall of casing, the key cap passes the through-hole set up in outside the casing, the contact ejector pin of button with dabber switch butt. The utility model discloses a button not only can be dismantled with the fixed mode of casing, and more traditional connection fixed mode, and the assembly cost is low.

Description

Key and key structure comprising same

Technical Field

The utility model belongs to the electronic product field, specificly relate to a button and contain its button structure.

Background

At present, keys on most communication electronic products are connected with a shell in a hot melting mode or a buckling mode, and the keys are connected with the shell in the hot melting mode, so that the following problems mainly exist: 1) the product has high assembly cost and can not be disassembled, and the whole shell and the key can be scrapped when any product part of the key and the shell has problems such as poor hot melting; 2) the connection is carried out in a hot melting mode, so that the assembly efficiency is low; 3) some products have narrow space at the side part, and are inconvenient to carry out hot melting operation. The button is connected with the shell in a buckling mode, so that the problems are solved, but when the button and the buckle on the shell are subjected to injection molding, a mold needs to be obliquely pushed, and the mold cost is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a button structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a key, includes the panel, set up in the button cap of panel one end, set up in the collar of the panel other end, and set up in the shell fragment that resets at panel middle part, the collar with set up respectively in the both sides of button body according to the button cap, on the panel with according to the button cap corresponding position be provided with the contact ejector pin, the contact ejector pin with panel fixed connection, reset the shell fragment, contact ejector pin with the collar sets up in same one side of panel.

Furthermore, a through hole is formed in the position, corresponding to the reset elastic sheet, of the panel.

Furthermore, the shell fragment that resets includes the sloping piece that kick-backs that sets up to the collar extension direction slope, the one end of the sloping piece that kick-backs with panel body coupling, the other end of the sloping piece that kick-backs is fixed to be provided with and supports the preforming.

Furthermore, the pressing piece and the panel are arranged in parallel, and an included angle between the rebound inclined piece and the panel is 30-40 degrees.

Furthermore, a strip-shaped bulge is arranged at a position, corresponding to the mounting ring, on the panel, and the strip-shaped bulge and the mounting ring are respectively arranged on two sides of the panel.

Furthermore, the panel adopts a straight-line panel.

The utility model provides a button structure, includes the casing, fixed set up in circuit board and key seat in the casing, fixed set up in touching the switch on the circuit board, and set up in foretell button on the key seat, the key seat include the base with set up in be provided with baffle and fixed axle on the base, the installation ring cover of button is located outside the fixed axle, and with the fixed axle rotates to be connected, the other end of the shell fragment that resets with the baffle butt, the button hole has been seted up on the lateral wall of casing, the button cap passes the through-hole set up in outside the casing, the contact ejector pin of button with touch the switch butt.

Furthermore, the key base and the keys are arranged between the circuit board and the corresponding side walls of the shell.

Furthermore, the shell comprises a lower shell and an upper shell which are oppositely arranged, and the lower shell is connected with the upper shell through screws.

The utility model has the advantages that: the utility model has the advantages of convenient and detachable installation and the like, and avoids the condition that any part of the key or the shell is damaged and can only be scrapped or replaced integrally in the traditional hot melting connection mode; the problem of high injection molding cost caused by the fact that a mold needs to be obliquely pushed during injection molding in the traditional buckle connection mode is also solved; the utility model discloses the button adopts a style of calligraphy panel, and it is compared with traditional button, and its casing space who occupies is little. The fixing mode of the button and the shell of the utility model can be disassembled, and compared with the traditional connecting and fixing mode, the assembly cost is low; the problem that the whole of casing and button that it not only can solve the hot melt and connect and bring is scrapped, overcomes the not enough problem of electronic product casing side space, does not adopt buckle structure moreover, has avoided the in-process of moulding plastics to do the problem of the cost increase of moulding plastics that leads to because of the oblique top is done to the mould to the needs.

Drawings

Fig. 1 is a perspective view of a key according to an embodiment of the present invention;

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

fig. 3 is an exploded view of a key structure according to an embodiment of the present invention;

fig. 4 is a perspective cross-sectional view of a key structure according to an embodiment of the present invention;

FIG. 5 is an enlarged view of FIG. 4 at A;

in the figure, 1, a key, 2, a panel, 3, a key cap, 4, a mounting ring, 5, a reset elastic sheet, 6, a contact ejector rod, 7 and a through hole are arranged; 8. the key comprises a rebound inclined sheet 9, a pressing sheet 10, a strip-shaped protrusion 11, a shell 12, a circuit board 13, a key seat 14, a tact switch 15, a base 16, a baffle 17, a fixed shaft 18, a key hole 19, an upper shell 20 and a lower shell.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail with reference to the accompanying drawings.

The key structure shown in fig. 1-5 comprises a casing 11, a circuit board 12 and a key base 13 fixedly arranged in the casing 11, a tact switch 14 fixedly arranged on the circuit board 12, and a key 1 arranged on the key base 13, wherein the key base 13 comprises a base 15, a baffle 16 and a fixed shaft 17 arranged on the base 15, the key 1 comprises a linear panel 2, a key cap 3 arranged at one end of the panel 2, a mounting ring 4 arranged at the other end of the panel 2, and a reset elastic sheet 5 arranged in the middle of the panel 2, the mounting ring 4 and the key cap 3 are respectively arranged at two sides of the body of the key 1, a contact ejector rod 6 is arranged at a position on the panel 2 corresponding to the key cap 3, the contact ejector rod 6 is fixedly connected with the panel 2, the reset elastic sheet 5, The contact mandril 6 and the mounting ring 4 are arranged on the same side of the panel 2; the mounting ring 4 of the key 1 is sleeved outside the fixed shaft 17 and is rotatably connected with the fixed shaft 17, the other end of the reset elastic sheet 5 is abutted to the baffle 16, the side wall of the shell 11 is provided with a key hole 18, the key cap 3 passes through the through hole 7 and is arranged outside the shell 11, and the contact ejector rod 6 of the key 1 is abutted to the tact switch 14.

Further, the baffle 16 and the fixed shaft 17 are integrally connected with the base 15.

Further, the key base 13 and the key 1 are both disposed between the circuit board 12 and the corresponding side wall of the housing 11.

Further, the housing 11 includes a lower housing 20 and an upper housing 19 that are disposed in an involution manner, and the lower housing 20 and the upper housing 19 are connected by screws. Further, the key base 13 and the circuit board 12 are both fixedly disposed on the upper casing 19.

Furthermore, a through hole 7 is formed in the panel 2 at a position corresponding to the reset elastic sheet 5, and the reset elastic sheet 5 is arranged on the side wall of the through hole 7.

Furthermore, the reset spring plate 5 comprises a rebound inclined plate 8 which is obliquely arranged towards the direction of the mounting ring 4, one end of the rebound inclined plate 8 is integrally connected with the panel 2, the rebound inclined plate 8 rotates along the junction of the inclined plate 2, and the other end of the rebound inclined plate 8 is fixedly provided with a pressing sheet 9; the pressing piece 9 abuts against the baffle 16.

Further, the pressing piece 9 and the panel 2 are arranged in parallel, and an included angle between the rebound inclined piece 8 and the panel 2 is 30-40 degrees.

Further, a gap is formed between the panel 2 and the corresponding side wall of the housing 11, a strip-shaped protrusion 10 is arranged at a position on the panel 2 corresponding to the mounting ring 4, and the strip-shaped protrusion 10 and the mounting ring 4 are respectively arranged at two sides of the panel 2; the strip-shaped protrusions 10 are arranged in the gaps.

Further, the cross section of the fixing shaft 17 is cross-shaped.

The utility model discloses a use method: when the key cap 3 is pressed, the panel 2 rotates along the fixed shaft 17, so that the ejector rod triggers the micro switch; simultaneously, because the butt of piece 9 and baffle 16, consequently, at panel 2 along the pivoted in-process of fixed axle 17, the clearance between panel 2 and the baffle 16 diminishes, and the resilience sloping piece 8 of the shell fragment 5 that resets rotates to panel 2 direction to produce the resilience force, after loosening key cap 3, panel 2 is under the effect of resilience force, and the opposite direction rotates and resets.

Claims (9)

1. The key is characterized by comprising a panel (2), a key cap (3) arranged at one end of the panel (2), a mounting ring (4) arranged at the other end of the panel (2), and a reset elastic sheet (5) arranged at the middle part of the panel (2), wherein the mounting ring (4) and the key cap (3) are respectively arranged at two sides of a key (1) body, a contact ejector rod (6) is arranged at a position on the panel (2) corresponding to the key cap (3), the contact ejector rod (6) is fixedly connected with the panel (2), and the reset elastic sheet (5), the contact ejector rod (6) and the mounting ring (4) are arranged at the same side of the panel (2).

2. The key according to claim 1, wherein the panel (2) is provided with a through hole (7) at a position corresponding to the reset spring (5).

3. The key according to claim 1, wherein the reset spring (5) comprises a rebound inclined piece (8) which is obliquely arranged towards the direction of the mounting ring (4), one end of the rebound inclined piece (8) is integrally connected with the panel (2), and the other end of the rebound inclined piece (8) is fixedly provided with a pressing piece (9).

4. A key as claimed in claim 3, wherein said pressure-resisting sheet (9) is arranged parallel to said face plate (2), and the angle between said resilient inclined sheet (8) and said face plate (2) is 30-40 °.

5. A key as claimed in claim 1, wherein a strip-shaped protrusion (10) is provided on the panel (2) at a position corresponding to the mounting ring (4), and the strip-shaped protrusion (10) and the mounting ring (4) are respectively provided on two sides of the panel (2).

6. A key as claimed in claim 1, characterized in that said panel (2) is a rectilinear panel (2).

7. A key structure comprising the key of any one of claims 1 to 6, comprising a housing (11), a circuit board (12) and a key base (13) fixedly arranged in the housing (11), a tact switch (14) fixedly arranged on the circuit board (12), and the key (1) arranged on the key base (13) according to any one of claims 1 to 6, wherein the key base (13) comprises a base (15), a baffle (16) and a fixed shaft (17) arranged on the base (15), a mounting ring (4) of the key (1) is sleeved outside the fixed shaft (17) and is rotatably connected with the fixed shaft (17), the other end of a reset spring (5) is abutted against the baffle (16), a key hole (18) is arranged on the side wall of the housing (11), and a key cap (3) penetrates through a through hole (7) of the panel (2) and is arranged on the housing (11) And a contact ejector rod (6) of the key (1) is abutted with the light touch switch (14).

8. A key structure according to claim 7, characterised in that said key base (13) and said key (1) are arranged between said circuit board (12) and corresponding side walls of said casing (11).

9. A key structure according to claim 7, characterized in that said housing (11) comprises a lower housing (20) and an upper housing (19) which are arranged in an involution manner, and said lower housing (20) and said upper housing (19) are connected by screws.

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