CN209843568U - Key device and electronic equipment - Google Patents

Abstract

The utility model relates to the technical field of electronic products, in particular to a key device and electronic equipment, wherein the key device also comprises a shell, a flexible piece and a key, the shell comprises a main shell, the main shell is provided with a containing cavity for containing a trigger switch, and the cavity wall of the main shell is provided with a mounting hole communicated with the outside; the flexible piece is arranged in the accommodating cavity, limited on the wall of the accommodating cavity and opposite to the mounting hole, and is provided with a hole site for inserting the key, and the hole site is opposite to the mounting hole; one end part of the key is inserted in the mounting hole and the hole from the outer side of the main shell and is opposite to the trigger switch, the key is limited in the flexible piece along the insertion direction, and the other end part of the key is exposed out of the hole. The device can realize that the shell outside installation button again, simple structure, the dismouting is convenient, and the touch-control is convenient.

Description

Key device and electronic equipment

Technical Field

The utility model belongs to the technical field of the electronic product, more specifically say, relate to a button device and electronic equipment.

Background

With the progress of science and technology and the improvement of consumption level, the use experience requirements of consumers on electronic products are higher and higher, keys of the electronic products are key parts for regulating and controlling the on/off of the electronic products or executing certain functions, at present, the keys are usually assembled from the inside of the electronic products and fixedly connected in a foot-scalding fixing mode, but the assembling mode requires higher assembling process and inconvenient touch control, namely, the assembling angle of the keys needs to be ensured in the assembling process, particularly relates to rocker keys, the uniform assembling gap between the keys and trigger switches on a circuit board needs to be ensured, the assembling process is complex, linkage conditions are easy to occur when the keys are pressed, and the accurate regulation and control on the electronic products are not facilitated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a button device and electronic equipment to there is the complicated and inconvenient technical problem of touch-control of button mounting process among the solution prior art.

In order to achieve the above object, the utility model adopts the following technical scheme: a key device is provided, which comprises a trigger switch for regulating and controlling electronic equipment. The key device also comprises a shell, a flexible piece and a key,

the shell comprises a main shell, the main shell is provided with an accommodating cavity for accommodating the trigger switch, and the cavity wall of the main shell is provided with a mounting hole communicated with the outside;

the flexible piece is arranged in the accommodating cavity, limited on the wall of the accommodating cavity and opposite to the mounting hole, and is provided with a hole site for the insertion of the key, and the hole site is opposite to the mounting hole;

one end of the key is inserted into the mounting hole and the hole from the outer side of the main shell and is opposite to the trigger switch, the key is limited in the flexible piece along the insertion direction, and the other end of the key is exposed out of the hole.

Furthermore, the key comprises an end cap and a trigger rod connected with the end cap, and the side wall of the trigger rod is provided with a trigger clamping groove;

the flexible piece comprises a flexible main body and a flexible trigger structure connected with the flexible main body, the flexible main body is provided with a first connecting hole, the flexible trigger structure is provided with a trigger hole, the first connecting hole is opposite to the trigger hole, and the hole position comprises the first connecting hole and the trigger hole;

the flexible part also comprises a trigger platform connected with the flexible trigger structure, and the trigger platform is connected with the hole wall of the trigger hole;

the free end part of the trigger rod is inserted into the mounting hole, the first connecting hole and the trigger hole from the outer side of the main shell and is opposite to the trigger switch, and the trigger table is inserted into the trigger clamping groove.

Furthermore, the flexible trigger structure comprises an inner boss extending out of the surface of the flexible main body facing the trigger switch, the inner boss is provided with an inner through hole communicated with the first connecting hole, and the trigger boss is arranged on the wall of the inner through hole.

Furthermore, the flexible triggering structure further comprises an outer boss extending out from the surface of the flexible main body opposite to the inner boss in the direction departing from the flexible main body, the outer boss is provided with an outer through hole communicated with the first connecting hole, the triggering hole comprises the inner through hole and the outer through hole, and the end cap abuts against the end face of the outer boss.

Furthermore, two trigger rods are arranged, and two flexible trigger structures are arranged corresponding to the two trigger rods; the key further comprises a supporting rod connected with the end cap, and the supporting rod is positioned between the two trigger rods;

the flexible main body is provided with a second connecting hole, the shell comprises a limiting structure connected with the wall of the accommodating cavity, and the free end of the supporting rod penetrates through the second connecting hole and abuts against the limiting structure.

Furthermore, limit structure include by hold the cavity bottom of the chamber extend fashioned support column and two all with the deflector that the support column lateral wall is connected, two the deflector face to each other and with the support column forms the guide way jointly, the notch of guide way with the second connecting hole is relative, the free tip of bracing piece insert in the guide way and support in the tank bottom of guide way.

Further, the flexible part comprises a flexible supporting structure connected with the flexible main body, the flexible supporting structure is the same as the flexible triggering structure, and the connection relationship between the supporting rod and the flexible supporting structure is the same as the connection relationship between the triggering rod and the flexible triggering structure, which is not repeated.

Furthermore, the flexible main body is provided with at least two insertion holes, the housing further comprises at least two mounting columns formed by upward protruding of the cavity wall of the main housing, and each mounting column is respectively inserted into one insertion hole.

Furthermore, the flexible main body is provided with at least one waterproof groove on the surface opposite to the trigger switch and around the hole, and the notch of each waterproof groove faces the wall of the accommodating cavity.

The utility model also provides an electronic equipment, include as above-mentioned button device.

The utility model provides a pair of button device and electronic equipment's beneficial effect lies in: the main casing body of shell has and holds the chamber, and the flexible piece is installed and is spacing at holding the chamber wall in holding the intracavity, and understandably, the flexible piece can not produce holistic aversion when receiving external force in holding the chamber. One end of the key is inserted into the mounting hole in the main shell body and the hole in the flexible part from the outer side of the main shell body until the end of the key is opposite to the trigger switch, meanwhile, the key is limited in the flexible part along the insertion direction, and the other end of the key is exposed out of the hole. When the trigger switch is touched, the end part of the key exposed out of the hole position is pressed, the applied pressure pushes the whole key to move towards the accommodating cavity, meanwhile, the flexible piece has elasticity and receives elastic reaction force of the flexible piece, after the end part of the key touches the trigger switch, only the pressing force applied to the key needs to be cancelled, the key can be automatically reset under the driving of the elastic reaction force of the flexible piece, and the touch control is convenient. Moreover, the key can be installed in place outside the shell, namely one end of the key is inserted into the installation hole in the main shell body and the hole on the flexible part from the outer side of the main shell body until the end of the key is opposite to the trigger switch, so that the key is simple in structure, convenient to disassemble and assemble and capable of improving the overall disassembling and assembling efficiency. In addition, ordinary button device is under the vibration environment, produces easily and rocks and subsidiary noise, and the addition of flexible piece not only possesses the shock attenuation effect, can also avoid the production of noise.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a three-dimensional exploded view of a key device according to an embodiment of the present invention;

fig. 2 is a perspective assembly view of a key device provided in an embodiment of the present invention;

FIG. 3 is a perspective cross-sectional view taken along line E-E of FIG. 2;

FIG. 4 is an enlarged view at A in FIG. 3;

FIG. 5 is a perspective cross-sectional view taken along line F-F of FIG. 2;

FIG. 6 is an enlarged view at B in FIG. 5;

fig. 7 is a perspective view of a key provided in an embodiment of the present invention;

fig. 8 is a perspective view of a flexible member provided by an embodiment of the present invention;

figure 9 is another perspective view of a flexure provided by an embodiment of the present invention;

fig. 10 is a perspective view of a housing according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

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 below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or it can be indirectly fixed to or disposed on the other element through a third member. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element through a third component.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 and fig. 2, an embodiment of the present invention provides a key device, including a trigger switch 100 for controlling an electronic device, where the trigger switch 100 is electrically connected to a control circuit in the electronic device. The key device 1 further comprises a housing 200, a flexible member 300 and a key 400. The housing 200 includes a main housing 210, and the main housing 210 has a receiving cavity 201 for receiving the trigger switch 100 and a mounting hole 202 formed on a wall thereof to communicate with the outside.

The flexible member 300 is installed in the accommodating cavity 201, is limited on the wall of the accommodating cavity 201 and is opposite to the mounting hole 202, the flexible member 300 is provided with a hole site 301 for inserting the key 400, the hole site 301 is opposite to the mounting hole 202, and understandably, the hole site 301 is communicated with the mounting hole 202.

One end of the key 400 is inserted into the mounting hole 202 and the hole 301 from the outside of the main housing 210 and is opposite to the trigger switch 100, the key 400 is limited in the flexible element 300 along the insertion direction, and the other end of the key 400 is exposed out of the hole 301.

In the present embodiment, the main housing 210 of the housing 200 has a receiving cavity 201, and the flexible element 300 is mounted in the receiving cavity 201 and limited on the wall of the receiving cavity 201, and it can be understood that the flexible element 300 will not displace integrally when an external force is applied to the receiving cavity 201. One end of the key 400 is inserted into the mounting hole 202 of the main housing 210 and the hole 301 of the flexible element 300 from the outside of the main housing 210 until facing the trigger switch 100, meanwhile, the key 400 is limited to the flexible element 300 along the insertion direction, and the other end of the key 400 is exposed out of the hole 301. When the trigger switch 100 needs to be activated, the end of the key 400 exposed outside the hole 301 is pressed, the applied pressure pushes the entire key 400 to move into the accommodating cavity 201, and meanwhile, the flexible member 300 has elasticity and is subject to the elastic reaction force of the flexible member 300, after the end of the key 400 activates the trigger switch 100, the key 400 is automatically reset under the driving of the elastic reaction force of the flexible member 300 only by removing the pressing force applied to the key 400, and the touch control is convenient. Moreover, the key 400 can be mounted in place on the outer side of the housing 200, that is, one end of the key 400 is inserted into the mounting hole 202 on the main housing 210 and the hole 301 on the flexible element 300 from the outer side of the main housing 210 to the position opposite to the trigger switch 100, so that the structure is simple, the assembly and disassembly are convenient, and the assembly and disassembly efficiency of the whole is improved. In addition, the common key device 1 is easy to shake and generate noise in a vibration environment, and the flexible member 300 has a damping effect and can avoid noise.

In this embodiment, the flexible member 300 is a silicone member, wherein the silicone member has good use elasticity, and also has various excellent properties such as water resistance, flame retardancy, high and low temperature resistance, wear resistance, and oil resistance.

In the present invention, the rocker button 400 is taken as an example to describe the button device 1 in detail.

Referring to fig. 1 to 4 and fig. 7 to 9, further, the key 400 includes an end cap 410 and a trigger rod 420 connected to the end cap 410, and a trigger slot 401 is formed on a side wall of the trigger rod 420. The flexible member 300 includes a flexible main body 310 and a flexible trigger structure 320 connected with the flexible main body 310, the flexible main body 310 has been provided with a first connection hole 302, the flexible trigger structure 320 has been provided with a trigger hole 303, the first connection hole 302 is opposite to the trigger hole 303, and the hole site 301 includes the first connection hole 302 and the trigger hole 303. The flexible member 300 further comprises a triggering platform 330 connected to the flexible triggering structure 320, wherein the triggering platform 330 is connected to the wall of the triggering hole 303. The free end of the trigger rod 420 is inserted into the mounting hole 202, the first connection hole 302 and the trigger hole 303 from the outside of the main housing 210 and is opposite to the trigger switch 100, and the trigger block 330 is inserted into the trigger slot 401. Therefore, the trigger rod 420 is limited along the penetrating direction, and it can be understood that when a pressing external force is applied to the key 400, the trigger table 330 on the flexible element 300 is in inserted connection with the trigger slot 401 on the trigger rod 420, so that the trigger rod 420 does not relatively displace with respect to the flexible element 300, that is, the trigger rod 420 only drives the flexible element 300 to displace within the elastic range of the flexible element 300.

In this embodiment, the triggering platform 330 may be an annular platform, or two oppositely extending bosses.

Preferably, the trigger block 330 is provided with a guide slope 331 at an end portion where the trigger lever 420 is inserted. Therefore, the trigger rod 420 can be guided to smoothly penetrate along the guide inclined plane 331, the trigger rod 420 is effectively prevented from colliding with the trigger table 330, and the positioning and guiding functions are achieved.

Referring to fig. 1, 4 and 7 to 9, further, the flexible trigger structure 320 includes an inner boss 321 extending from a surface of the flexible main body 310 facing the trigger switch 100 to the trigger switch 100, the inner boss 321 defines an inner through hole 3031 communicating with the first connection hole 302, and the trigger 330 is disposed on a wall of the inner through hole 3031. Through the arrangement of the inner boss 321, the stability of the trigger rod 420 is effectively improved, the trigger rod 420 is ensured not to incline due to self weight, in other words, compared with the structure that the thicker flexible piece 300 is directly adopted, the structure also effectively reduces the whole weight and the space occupancy rate of the flexible piece 300.

Referring to fig. 1, 4 and 7 to 9, further, the flexible trigger structure 320 further includes an outer boss 322 extending from a surface of the flexible main body 310 opposite to the inner boss 321 in a direction away from the flexible main body 310, the outer boss 322 has an outer through hole 3032 communicating with the first connection hole 302, the trigger hole 303 includes an inner through hole 3031 and an outer through hole 3032, and the end cap 410 abuts against an end surface of the outer boss 322. Through the setting of outer boss 322, more effective stability that improves trigger bar 420 ensures that trigger bar 420 can not take place to incline because of the dead weight, and end cap 410 can directly contradict on outer boss 322 moreover.

Referring to fig. 1, 5, 6, 10, and 7 to 9, further, two triggering rods 420 are provided, and two flexible triggering structures 320 are provided corresponding to the triggering rods 420; the button 400 further includes a support rod 430 connected to the end cap 410, the support rod 430 being located between the two trigger rods 420. The flexible main body 310 is provided with a second connecting hole 304, the housing 200 comprises a limiting structure 220 connected by the cavity wall of the accommodating cavity 201, and the free end of the supporting rod 430 passes through the second connecting hole 304 and abuts against the limiting structure 220. Thus, the supporting rod 430 is arranged between the two trigger rods 420, the whole key 400 is similar to a seesaw when the supporting rod 430 abuts against the limiting structure 220, the key is limited by the flexible piece 300, local tilting cannot occur, the assembling gap is uniform, and the key is convenient to assemble and disassemble.

Referring to fig. 5 to 10, further, the position-limiting structure 220 includes a supporting pillar 221 formed by extending upward from the bottom of the accommodating cavity 201 and two guiding plates 222 connected to the sidewalls of the supporting pillar 221, the two guiding plates 222 face each other and form a guiding groove 203 together with the supporting pillar 221, the notch of the guiding groove 203 is opposite to the second connecting hole 304, and the free end of the supporting rod 430 is inserted into the guiding groove 203 and abuts against the bottom of the guiding groove 203. Thus, the supporting rod 430 can be conveniently and directly positioned and inserted, and the inserting efficiency and accuracy are improved.

In this embodiment, the position limiting structure 220 further includes a supporting plate 223, and the supporting plate 223 is transversely disposed between the two guiding plates 222 and connected to the two guiding plates 222 for improving the strength and rigidity of the two guiding plates 222. The two guide plates 222 and the support plate 223 together form the guide groove 203, and the free end of the support rod 430 abuts against the support plate 223.

Referring to fig. 4, fig. 6 and fig. 7, further, the flexible element 300 includes a flexible supporting structure 340 connected to the flexible main body 310, the flexible supporting structure 340 is the same as the flexible triggering structure 320, and the connection relationship between the supporting rod 430 and the flexible supporting structure 340 is the same as the connection relationship between the triggering rod 420 and the flexible triggering structure 320. Also, the stability of the support rod 430 as a whole is improved. The flexible supporting structure 340 has a supporting through hole 305 for the supporting rod 430 to pass through.

It is understood that the flexible supporting structure 340 includes an inner supporting platform 341 extending from a surface of the flexible body 310 facing the position limiting structure 220 toward the position limiting structure 220 and an outer supporting platform 342 extending from a surface of the flexible body 310 opposite to the inner supporting platform 341 in a direction away from the flexible body 310, the outer supporting platform 342 is provided with an outer supporting hole 3052 communicating with the second connecting hole 304, the inner supporting platform 341 is provided with an inner supporting hole 3051 communicating with the second connecting hole 304, the supporting through hole 305 includes an inner supporting hole 3051 and an outer supporting hole 3052, and the end cap 410 abuts against an end surface of the outer supporting platform 342.

In this embodiment, the flexure 300 further includes a support chuck 350 coupled to the flexible support structure 340. Specifically, the supporting block 350 is connected to the hole wall of the inner supporting hole 3051 of the inner supporting platform 341, and accordingly, the supporting rod 430 has a supporting slot 402 formed on a side wall thereof, and the supporting block 350 is inserted into the supporting slot 402. This achieves the limit of the support rod 430 along its penetration direction.

In this embodiment, the two outer bosses 322 and an outer support 342 can be formed as a single body and form an end platform, the end cap 410 has the slot 403, the two triggering rods 420 and one end of a support 430 are connected to the bottom of the slot 403 of the end cap 410, and the end cap 410 is covered and fastened on the end platform. Preferably, the end cap 410 is a close fit to the end block so that water resistance is achieved.

Referring to fig. 8 to 10, further, the flexible main body 310 is provided with at least two insertion holes 306, the housing 200 further includes at least two mounting posts 230 formed by protruding from the cavity wall of the main housing 210, and each mounting post 230 is inserted into one insertion hole 306.

In the present embodiment, each of the insertion holes 306 is a through hole opened from one surface of the flexible main body 310 facing the mounting hole 202 to the other surface in an upward direction. Therefore, when assembling the flexible member 300, the insertion holes 306 are aligned with the mounting posts 230 one by one, and the flexible member 300 is pressed from the top to the bottom and assembled in place. Preferably, the flexible member 300 is tightly fitted with the mounting post 230, so as to limit the flexible member 300, and limit the flexible member 300 on the wall of the accommodating cavity 201.

In this embodiment, the main housing 210 has an opening 204, the main housing 210 has a cavity wall of the accommodating cavity 201 and a sliding slot 205 downwardly opened from the opening 204, and each mounting post 230 is connected to a slot bottom of the sliding slot 205. The flexible member 300 is slidably mounted along the slide channel 205 to facilitate flexible and quick installation.

Referring to fig. 8 to 10, further, the flexible body 310 is provided with at least one waterproof groove 307 on the surface opposite to the trigger switch 100 and surrounding the hole 301, and the opening of each waterproof groove 307 faces the cavity wall of the accommodating cavity 201. Thus, the path of water inflow is effectively extended, and the waterproof effect of the key device 1 is improved.

Referring to fig. 1 and fig. 7, an embodiment of the present invention further provides an electronic device, including the key device 1 as described above.

In this embodiment, the key 400 and the flexible member 300 are tightly fitted, and can also have the effects of limiting and preventing water.

In the present embodiment, the cross sections of the supporting rod 430 and the triggering rod 420 are in the shape of "i", so as to improve the overall strength of the key 400.

In this embodiment, by applying the key device 1 to an electronic device, the structure is simple, the assembly and disassembly are fast and convenient, and in addition, in a vibration environment, the noise generated by the shaking of the parts and the whole electronic device is effectively reduced.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. A key device comprises a trigger switch for regulating and controlling electronic equipment, and is characterized by further comprising a shell, a flexible piece and a key,

the shell comprises a main shell, the main shell is provided with an accommodating cavity for accommodating the trigger switch, and the cavity wall of the main shell is provided with a mounting hole communicated with the outside;

the flexible piece is arranged in the accommodating cavity, limited on the wall of the accommodating cavity and opposite to the mounting hole, and is provided with a hole site for the insertion of the key, and the hole site is opposite to the mounting hole;

one end of the key is inserted into the mounting hole and the hole from the outer side of the main shell and is opposite to the trigger switch, the key is limited in the flexible piece along the insertion direction, and the other end of the key is exposed out of the hole.

2. The key device of claim 1, wherein the key comprises a trigger bar connected with an end cap, and a trigger slot is formed in a side wall of the trigger bar;

the flexible piece comprises a flexible main body and a flexible trigger structure connected with the flexible main body, the flexible main body is provided with a first connecting hole, the flexible trigger structure is provided with a trigger hole, the first connecting hole is opposite to the trigger hole, and the hole position comprises the first connecting hole and the trigger hole;

the flexible part also comprises a trigger platform connected with the flexible trigger structure, and the trigger platform is connected with the hole wall of the trigger hole;

the free end part of the trigger rod is inserted into the mounting hole, the first connecting hole and the trigger hole from the outer side of the main shell and is opposite to the trigger switch, and the trigger table is inserted into the trigger clamping groove.

3. The key device of claim 2, wherein the flexible trigger structure includes an inner protrusion extending from a surface of the flexible body facing the trigger switch toward the trigger switch, the inner protrusion defining an inner through hole communicating with the first connection hole, the trigger protrusion being disposed on a wall of the inner through hole.

4. The key device of claim 3, wherein the flexible trigger structure further comprises an outer boss extending from a surface of the flexible body opposite to the inner boss in a direction away from the flexible body, the outer boss is provided with an outer through hole communicated with the first connection hole, the trigger hole comprises the inner through hole and the outer through hole, and the end cap abuts against an end surface of the outer boss.

5. The key device according to any one of claims 2 to 4, wherein the number of the trigger bars is two, and the number of the flexible trigger structures is two corresponding to the number of the trigger bars; the key further comprises a supporting rod connected with the end cap, and the supporting rod is positioned between the two trigger rods;

the flexible main body is provided with a second connecting hole, the shell comprises a limiting structure connected with the wall of the accommodating cavity, and the free end of the supporting rod penetrates through the second connecting hole and abuts against the limiting structure.

6. The key device of claim 5, wherein the limiting structure includes a supporting pillar extending upward from the bottom of the accommodating cavity and two guide plates connected to the sidewalls of the supporting pillar, the two guide plates face each other and form a guide groove together with the supporting pillar, the notch of the guide groove is opposite to the second connecting hole, and the free end of the supporting rod is inserted into the guide groove and abuts against the bottom of the guide groove.

7. The key device according to claim 5, wherein the flexible member includes a flexible supporting structure connected to the flexible main body, the flexible supporting structure is the same as the flexible triggering structure, and a connection relationship between the supporting rod and the flexible supporting structure is the same as a connection relationship between the triggering rod and the flexible triggering structure, which is not repeated.

8. The key device according to any one of claims 2 to 4, wherein the flexible main body is provided with at least two insertion holes, the housing further comprises at least two mounting posts formed by protruding upward from the cavity wall of the main housing, and each mounting post is inserted into one of the insertion holes.

9. The key device of any one of claims 2-4, wherein the flexible body defines at least one water-proof groove on a surface opposite to the trigger switch and surrounding the hole, the groove opening of each water-proof groove facing the wall of the accommodating cavity.

10. An electronic device, characterized in that it comprises a key device according to any one of claims 1 to 9.