CN211376440U - Playing device and miniature swing arm key structure thereof - Google Patents

Abstract

The utility model relates to a play device and miniature swing arm button structure thereof, this miniature swing arm button structure sets up on the casing, include: the keycap is rotatably arranged on the outer side wall of the shell and comprises a body, a rotating shaft which is arranged on the body and is rotatably connected with the shell, and a touch part which is arranged on the body, extends towards the shell and penetrates through the shell; the elastic supporting piece is arranged between the keycap and the shell; the second pressing part is arranged on the shell; the touch switch is arranged in the shell and corresponds to the touch part; when the keycap rotates under the drive of external force, the elastic supporting piece is pressed, so that the resistance of the elastic supporting piece is overcome, the touch control part extends inwards to touch the touch switch, and a corresponding control signal is generated. The miniature swing arm key structure can meet the requirement of a rotation angle and is good in waterproof and dustproof effects.

Description

Playing device and miniature swing arm key structure thereof

Technical Field

The utility model relates to a button structure, more specifically say, relate to a play device and miniature swing arm button structure thereof.

Background

The keys of the related art playing devices are designed more and more beside each other, even at the four corners of the product. At this moment, the inside mainboard can't lean on the limit, and the swing arm button needs sufficient position design, just can satisfy wobbling functional requirement to swing arm button among the correlation technique is difficult to realize waterproof dustproof, can't satisfy outdoor or comparatively complicated design environment demand.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in providing a miniature swing arm button structure of modified, further provides a play device.

The utility model provides a technical scheme that its technical problem adopted is: construct a miniature swing arm button structure, set up on the casing, include:

the keycap is rotatably arranged on the outer side wall of the shell and comprises a body, a rotating shaft which is arranged on the body and is rotatably connected with the shell, and a touch part which is arranged on the body, extends towards the shell and penetrates through the shell;

the elastic supporting piece is arranged between the keycap and the shell;

the touch switch is arranged in the shell and corresponds to the touch part;

when the keycap rotates under the drive of external force, the keycap presses the elastic support piece, so that the resistance of the elastic support piece is overcome, the touch control part extends inwards to touch the touch switch, and a corresponding control signal is generated.

Preferably, the body comprises a top wall, a bottom wall, and a first side wall disposed between the top wall and the bottom wall and opposite to the case;

the rotating shaft is arranged on one side of the top wall opposite to the shell.

Preferably, the elastic support comprises a first pressing part connected with the keycap and a second pressing part connected with the first pressing part and arranged in an opening and closing manner; the second pressing part is arranged on the shell;

when the keycap rotates under the drive of external force, the first pressing part is pressed close to the second pressing part, so that the resistance of the elastic supporting piece is overcome, the touch part extends inwards to touch the touch switch, and a corresponding control signal is generated.

Preferably, an accommodating cavity is formed inside the body;

the first pressing part is provided with a positioning convex part clamped in the accommodating cavity;

the bottom of location convex part with form between the first pressfitting portion with the joint groove of the diapire joint of body.

Preferably, the periphery of the touch switch is sleeved with an elastic waterproof sealing sleeve;

the touch control part is connected with the waterproof sealing sleeve.

Preferably, the casing is provided with a mounting groove for mounting the touch switch;

the waterproof sealing sleeve comprises a sleeve body and a convex strip; the sleeve body is sleeved on the periphery of the touch switch; the convex strip is arranged on the outer side wall of the sleeve body so as to be abutted against the two side walls of the mounting groove which are arranged oppositely.

Preferably, the first pressing part is provided with a first via hole for the touch part to pass through;

and a second through hole which is arranged corresponding to the first through hole is arranged on the second press-fit part.

Preferably, the keycap further comprises a clamping mechanism for clamping the body with the shell;

the clamping mechanism comprises a buckle arranged on the inner side of the body and extending towards the casing.

The utility model discloses still construct a play device, include the casing, install display element on the casing, install on the casing and with display element connects the miniature swing arm button structure.

Preferably, the casing is provided with a limit groove matched with the rotating shaft.

Implement the utility model discloses a play device and miniature swing arm button structure thereof has following beneficial effect: when the miniature swing arm key structure is used, external force can be applied to the keycap, so that the keycap presses the elastic support piece when driven by the external force to rotate, the resistance of the elastic support piece is further overcome, the touch part extends inwards to touch the touch switch, and a corresponding control signal is generated. This miniature swing arm button structure can furthest place in the side through setting up the rotation axis with casing rotatable coupling, can satisfy rotation angle again and ask. In addition, by arranging the elastic supporting piece, the keycap can be kept in a stable supporting state, the keycap is effectively prevented from swinging, a waterproof and dustproof effect can be further achieved, and the outdoor or complex design environment requirement is met.

Drawings

The invention will be further explained with reference to the drawings and examples, wherein:

fig. 1 is a schematic perspective view of a playing device according to some embodiments of the present invention;

FIG. 2 is a cross-sectional view of the key cap of the micro-swing arm key structure of the playback device shown in FIG. 1 when no external force is applied;

FIG. 3 is a partially enlarged schematic view of the keycap of FIG. 2 when no external force is applied;

FIG. 4 is a cross-sectional view of a key cap of the micro swing arm key structure of the playback device shown in FIG. 1 pressed by an external force;

FIG. 5 is an enlarged partial schematic view of the keycap of FIG. 4 when no external force is applied;

fig. 6 is a schematic perspective view of a housing of the playback device shown in fig. 1;

FIG. 7 is a schematic perspective view of a key cap of the micro swing arm key structure shown in FIG. 2;

FIG. 8 is a schematic perspective view of the elastic supporting member of the miniature swing arm key structure shown in FIG. 2;

FIG. 9 is a schematic perspective view of the elastic supporting member of the micro swing arm key structure shown in FIG. 2;

fig. 10 is a schematic perspective view of a waterproof sealing sleeve of the miniature swing arm key structure shown in fig. 2.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Fig. 1 shows some preferred embodiments of the playing device of the present invention. The playing device may be a display, which may be used to play video, advisory, audio, etc., and it will be appreciated that in other embodiments the playing device may not be limited to a display. The playing device has good waterproof and dustproof effects, can be used outdoors and in complex environments, and meets the requirements of users.

As shown in fig. 1 to 6, further, in some embodiments, the playing device may include a casing 10, a display unit 20, a micro swing arm key structure 30, and a main control board 40. The housing 10 can be used for mounting the display unit 20 and the micro swing arm key structure 30. The display unit 20 may be a display screen, which may be mounted on the cabinet 10. The micro swing arm button 30 may be disposed on the housing 10, and may be connected to the display unit 20, and may be used to input a control signal to the display unit 20. It is understood that in other embodiments, the micro swing arm key structure 30 is not limited to be applied to a playing device, but can be applied to other devices. The main control board 40 can be disposed on a side of the housing 10 opposite to the display unit 20, and can be connected to the display unit 20 and the micro swing arm key structure 30, so as to send a control command for executing a corresponding function to the display unit 20 according to a control signal input by the micro swing arm key structure 30.

Further, in some embodiments, the casing 10 may include a housing 11, and the housing 11 is provided with a key cap mounting groove 12 for mounting the micro swing arm key structure 30. The key cap mounting grooves 12 may be located on the outer side wall of the housing 11, and may be a plurality of, and may be arranged side by side, and may be arranged in one-to-one correspondence with the key caps 31 of the micro swing arm key structure 30. It is understood that in other embodiments, there may be one keycap mounting groove 12. The key cap mounting groove 12 can be provided with a through hole 121 for the touch portion 313 on the key cap 31 of the micro swing arm key structure 30 to penetrate. The two sides of the through hole 121 can be provided with a fastening hole 122, which can be detachably connected with the micro swing arm key structure 20 by a fastening structure. In some embodiments, the housing 10 is further provided with a limiting groove 123, the limiting groove 123 can limit the swing angle of the micro swing arm key structure 30, and the limiting groove can be disposed on the inner side of the top wall of the key cap mounting groove 12 and extend toward the lower portion of the key cap mounting groove 12.

Further, as shown in fig. 1 to 5, in some embodiments, the micro rocker arm key structure may include a key cap 31, an elastic support 32, and a tact switch 33. The key cap 31 is rotatably disposed on an outer side wall of the housing 10, and specifically, it can be installed in the key cap mounting groove 12. The elastic support 32 is disposed between the key cap 31 and the housing 10, and is used for supporting the key cap 31 and facilitating the key cap 31 to trigger the trigger switch 33 by generating an elastic force. The touch switch 33 is disposed in the casing 10, and can be connected to the main control board 40, so as to transmit a control signal to the main control board 40. The key cap 31 rotates to press the elastic support 32 under the driving of external force, so as to overcome the resistance of the elastic support 32, and the touch portion extends to touch the touch switch, thereby generating a corresponding control signal.

Further, as shown in FIG. 7, in some embodiments, the keycap 31 has a cross-sectional shape and size that is compatible with the shape and size of the keycap mounting slot 12. The key cap 31 may include a body 311, a rotation shaft 312, and a touch portion 313. The main body 311 is provided with the rotation shaft 312 and the touch portion 313, and can be driven by an external force to rotate through the rotation shaft 312. The rotating shaft 312 can be disposed on the body 311 and rotatably connected to the housing 10, so as to facilitate the rotation of the body 311. The touch portion 313 can be disposed on the main body 311, and extend toward the housing 10 and penetrate into the housing 10, specifically, it can be disposed on a side of the main body 311 opposite to the housing 10, and it can penetrate into the housing 10 from the through hole 121 to trigger the touch switch.

Further, in some embodiments, the body 311 may be wedge-shaped, and its inner side may be a hollow structure. The body 311 may include a top wall 3111, a bottom wall 3112, a first side wall 3113, a second side wall 3114, and a third side wall 3115. The top wall 3111 is disposed opposite to the bottom wall 3112, the first side wall 3113 is disposed between the top wall 3111 and the bottom wall 3112 and opposite to the housing 10, and the first side wall 3113 may be an inclined surface. The second side wall 3114 is disposed between the first side wall 3113 and the bottom wall 3112, and is also a slope, which is connected to the first side wall 3113 and the bottom wall 3112. The number of the third side walls 3115 may be two, and the two third side walls 3115 may be respectively located at two opposite sides of the top wall 3111 and respectively connected to the top wall 3111, the bottom wall 3112, the first side wall 3113 and the second side wall 3114. The inner side of the body 311 may form a receiving cavity, which may be used for mounting the elastic support 32.

Further, in this embodiment, the rotating shaft 312 is disposed on a side of the top wall 3111 opposite to the housing 10, and can be located in the limiting groove 123 on the housing 10 and rotate in cooperation with the limiting groove 123. The rotating shaft 312 may have a semi-cylindrical shape, and may be extended along the length direction of the top wall 3111 and may be integrally formed with the top wall 3111. Specifically, the rotating shaft 312 and the top wall 3111 may be integrally formed by injection molding. The rotation of the body 311 is facilitated by the rotation shaft 312, and the requirement of the rotation angle can be satisfied.

Further, in some embodiments, the touch portion 313 is disposed in the middle of the receiving cavity, which can be located inside the first sidewall 3113 and extends toward the opening of the receiving cavity, and can penetrate into the through hole 121 to actuate the touch switch. The touch portion 313 and the first sidewall 3113 may be integrally formed. Specifically, in some embodiments, the touch portion 313 and the first sidewall 3113 can be integrally formed by injection molding.

In some embodiments, the key cap 31 further comprises a snap mechanism, which can be used to snap the body 311 to the housing 10. The locking mechanism may include a latch 314, the latch 314 may be disposed on an inner side of the body 311, and may be disposed at two opposite sides of the touch portion 313 at an interval, and the latch 314 may be disposed to extend toward the casing 10, and may penetrate into the fastening hole 122 of the casing 10 to be connected with the fastening hole 122 in a matching manner. The latch 314 may be integrally formed with the body 311. Specifically, in some embodiments, the latch 314 may be integrally formed with the body 311 by injection molding.

Further, as shown in fig. 8 and 9, in some embodiments, the elastic supporting member 32 can be installed in the key cap mounting groove 12 and partially clamped in the accommodating cavity inside the key cap 31. Alternatively, the elastic support 32 may be a silicone body. It is understood that in other embodiments, the elastic support 32 may not be limited to a silicone body.

Further, in some embodiments, the elastic supporting member 32 may include a first pressing portion 321, a second pressing portion 322, and a positioning protrusion 323. The first pressing portion 321 is connected to the second pressing portion 322, a set included angle is formed between the first pressing portion 321 and the second pressing portion 322, and the first pressing portion 321 and the second pressing portion 322 can be opened and closed. The first pressing portion 321 is connected to the key cap 31, and a first via hole 3211 for the touch portion 313 to pass through is formed thereon. The second pressing portion is disposed on the casing 10, specifically, located in the key cap mounting groove 12, and has a second through hole 3221 corresponding to the first through hole 3211. The positioning protrusions 323 can be disposed on the first pressing portion 321, and the two positioning protrusions are disposed at intervals, respectively located at two sides of the first via hole 3211, and can be respectively clamped in the accommodating cavity of the key cap 31 and connected to the key cap 31. A clamping groove 324 can be formed between the bottom of the positioning protrusion 323 and the first pressing portion 321, and the bottom wall 3112 of the body 311 is clamped in the clamping groove 324.

Further, in some embodiments, the touch switch 33 may be disposed corresponding to the touch portion 313, and specifically, it may be disposed on a side of the casing 10 opposite to the keycap installation groove 12 and opposite to the through hole 121. In some embodiments, a mounting groove 13 is formed on the casing 10, and the mounting groove 13 is disposed on a side of the casing 10 opposite to the key cap mounting groove 12, which can be used for mounting the touch switch 33. In some embodiments, the tact switch 33 may alternatively be a micro switch.

Further, as shown in fig. 10, in some embodiments, the trigger switch 33 is further provided with an elastic waterproof sealing sleeve 34 around its periphery. In some embodiments, the waterproof sealing boot 34 may alternatively be a silicone boot. It will be appreciated that in other embodiments, the waterproof sealing boot 34 may not be limited to a silicone boot. The waterproof sealing boot 34 may be L-shaped, and it will be appreciated that in other embodiments, it may not be limited to being L-shaped. The waterproof sealing sleeve 34 can be used for waterproofing the trigger switch 33 and preventing the trigger switch from being damaged.

Further, in some embodiments, the waterproof sealing sleeve 34 may include a sleeve body 341 and a protruding strip 342; the sleeve 341 may be L-shaped and may be sleeved on the outer periphery of the touch switch 33, and the sleeve 341 is provided with a plurality of bosses 3411; the plurality of bosses 3411 may be disposed in one-to-one correspondence with the tact switches 33. The boss 342 can be disposed on the outer sidewall of the sleeve 341 and protrudes from the outer sidewall of the sleeve 341 to abut against the two opposite sidewalls of the mounting groove 13, thereby achieving the waterproof and sealing effects. In some embodiments, the protrusion 342 is integrally formed with the sleeve 341.

As shown in fig. 2 to 5, when the micro swing arm button structure is used, the first sidewall 3113 of the key cap 31 can be pressed to apply an external force to the key cap 31, the key cap 31 is driven by the external force, the rotating shaft 312 rotates in the limiting groove 123 by a predetermined angle, the key cap 31 rotates and presses the first pressing portion 321 to the second pressing portion 322, so as to overcome the resistance of the elastic support 32, and the touch portion 313 extends inward to abut against the boss 3411 of the waterproof sealing sleeve 34, so as to touch the touch switch 33, generate a corresponding control signal, and output the corresponding control signal to the main control board 40.

It is to be understood that the foregoing examples merely represent preferred embodiments of the present invention, and that the description thereof is more specific and detailed, but not intended to limit the scope of the invention; it should be noted that, for those skilled in the art, the above technical features can be freely combined, and several modifications and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention; therefore, all changes and modifications that come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims (10)

1. The utility model provides a miniature swing arm button structure, sets up on casing (10), its characterized in that includes:

the keycap (31) is rotatably arranged on the outer side wall of the shell (10) and comprises a body (311), a rotating shaft (312) which is arranged on the body (311) and is rotatably connected with the shell (10), and a touch part (313) which is arranged on the body (311), extends towards the shell (10) and penetrates into the shell (10);

an elastic support (32) disposed between the key cap (31) and the housing (10);

the touch switch (33) is arranged in the shell (10) and corresponds to the touch part (313);

the keycap (31) presses the elastic support piece (32) when being driven to rotate by external force, so that the resistance of the elastic support piece (32) is overcome, the touch control part (313) extends inwards to touch the touch switch (33), and a corresponding control signal is generated.

2. The micro swing arm key structure according to claim 1, wherein the body (311) includes a top wall (3111), a bottom wall (3112), and a first side wall (3113) disposed between the top wall (3111) and the bottom wall (3112) and opposite to the housing (10);

the rotating shaft (312) is disposed on a side of the top wall (3111) opposite to the housing (10).

3. The miniature swing arm key structure according to claim 1, wherein the elastic support (32) comprises a first pressing part (321) connected with the key cap (31), and a second pressing part (322) connected with the first pressing part (321) and opened and closed; the second pressing part (322) is arranged on the shell (10);

when the keycap (31) rotates under the driving of external force, the first pressing part (321) is pressed close to the second pressing part (322), so that the resistance of the elastic support piece (32) is overcome, the touch part (313) extends inwards to touch the touch switch (33), and a corresponding control signal is generated.

4. The miniature swing arm key structure according to claim 3, wherein an accommodating cavity is formed inside the body (311);

a positioning convex part (323) clamped in the accommodating cavity is arranged on the first pressing part (321);

a clamping groove (324) clamped with the bottom wall (3112) of the body (311) is formed between the bottom of the positioning convex part (323) and the first pressing part (321).

5. The miniature swing arm key structure according to claim 1, wherein an elastic waterproof sealing sleeve (34) is sleeved on the periphery of the trigger switch (33);

the touch control part (313) is connected with the waterproof sealing sleeve (34).

6. The miniature swing arm key structure according to claim 5, wherein the casing (10) is provided with a mounting groove (13) for mounting the touch switch (33);

the waterproof sealing sleeve (34) comprises a sleeve body (341) and a convex strip (342); the sleeve body (341) is sleeved on the periphery of the touch switch (33); the convex strips (342) are arranged on the outer side wall of the sleeve body (341) to be abutted against two side walls arranged opposite to the mounting groove (13).

7. The miniature swing arm key structure according to claim 3, wherein the first press-fit portion (321) is provided with a first via hole (3211) for the touch portion (313) to pass through;

and a second through hole (3221) corresponding to the first through hole (3211) is arranged on the second pressing part (322).

8. The miniature swing arm key structure according to claim 1, wherein the key cap (31) further comprises a clamping mechanism for clamping the body (311) with the casing (10);

the clamping mechanism comprises a buckle (314) which is arranged on the inner side of the body (311) and extends towards the shell (10).

9. A playback apparatus, comprising a housing (10), a display unit (20) mounted on the housing (10), and the micro swing arm key structure of any one of claims 1 to 8 mounted on the housing (10) and connected to the display unit (20).

10. The playback device as claimed in claim 9, wherein the housing (10) is provided with a limiting groove (123) engaged with the rotation shaft (312).

Images