CN207993745U - A kind of key switch of pressing sounding - Google Patents

Abstract

The utility model discloses a kind of key switches of pressing sounding, including pedestal, and the lid above pedestal, lid is combined to form accommodating cavity with pedestal, it is respectively arranged with one in the accommodating cavity and leads core, and positioned at the elastic component led below core, further include being set in accommodating cavity and being located at the sounding component for leading core lower end, the sounding component includes a rotating plate, one Slave Block, and it is connected to the driven disc between rotating plate and Slave Block, at least one first percussion block is provided on the Slave Block, it is provided in the accommodating cavity and taps block with the first percussion block corresponding at least one second.The key switch of pressing sounding provided by the utility model, make full use of inner space, it can be under the premise of key switch be small as possible, make key switch that there is good feel during pressing, and realize pressing vocal function, user experience is promoted, it is high that whole process acts accuracy, structural stability is high, and inspiring for sounding effect is sensitive accurate.

Description

A kind of key switch of pressing sounding

Technical field

The utility model is related to a kind of key switch more particularly to a kind of key switches of pressing sounding.

Background technology

Many operations needs of electronic equipment use key switch as input medium, and the quality of key switch determines The experience of input equipment, this just needs key switch to have good feel and phonoreception.Existing thin type key switch is because open The limitation of inner space is closed, vocal structure designs relative deficiency, lacks pressing feel, equally has without image of Buddha larg-push-button switch always There is pressing sound.

Utility model content

Against the above deficiency, it the purpose of this utility model is to provide a kind of key switch of pressing sounding, makes full use of Inner space can make key switch have good feel during pressing under the premise of key switch is small as possible, and It realizes pressing vocal function, promotes user experience, whole process acts accuracy height, and structural stability is high, the rush of sounding effect It is accurate to send out sensitive.

Used technical solution is the utility model in order to achieve the above objectives：

A kind of key switch of pressing sounding, including a pedestal and the lid that is set to above pedestal, the lid and base Seat is combined to form an accommodating cavity, and one is respectively arranged in the accommodating cavity and leads core and positioned at the elastic component led below core, It is characterized in that, further includes being set in accommodating cavity and being located at the sounding component for leading core lower end, which includes an active Piece, a Slave Block and the driven disc being connected between rotating plate and Slave Block, are provided at least one first on the Slave Block Block is tapped, is provided in the accommodating cavity and taps block with the first percussion block corresponding at least one second.

The first percussion block is set to Slave Block upper surface as a further improvement of the utility model, and described second It taps block and is set to lid lower face.

The rotating plate is a metal clips as a further improvement of the utility model, and the rotating plate includes a master It moves centre slice and is obliquely installed the active lateral plate in active center piece both ends separately down, wherein in the active center on piece An active jack is offered, being extended in the master end piece end has an inserted block.

The driven disc includes a driven centre slice and is integrally formed respectively as a further improvement of the utility model, In driven centre slice both ends and the driven lateral plate that is obliquely installed upwards, wherein the slave end piece lower end have be connected to it is driven One arc link block of centre slice end, offered on the driven centre slice immediately below active jack one it is driven it is upper insert Hole, the driven lateral plate tilt inwardly, and offer the jack being inserted into for inserted block in the slave end piece end, meanwhile, at this The outward bending of slave end piece end forms a bending resigning block.

The driven centre slice is set on Slave Block upper surface as a further improvement of the utility model, and at this Several connection jacks are offered on driven centre slice；It is upward convex several in connection jack equipped with being inserted into the Slave Block upper surface Connection inserting column, and several spacing block sets for extending to driven centre slice edge are provided at the Slave Block upper surface edge, and The driven lower jack immediately below driven upper jack is offered on the Slave Block；At the Slave Block upper surface both ends and it is located at It is respectively provided with an inclined surface below arc link block, and the inclined surface is from top to bottom inclined outwardly successively.

The core lower end of leading has a lower guide block as a further improvement of the utility model, leads core lower end and position at this It is respectively provided with a resigning notch in lower guide block two sides, the active center piece is set on lower guide block lower face；Under described Guide block lower end extends downward with a positioning inserting column, and an at least limit convex is provided on the positioning inserting column upper outside side It rises, which is from top to bottom sequentially inserted into active jack, driven upper jack and driven lower jack, and the master of the rotating plate Dynamic centre slice is limited in limit protrusion upper surface.

The elastic component is spring as a further improvement of the utility model, which is set to positioning inserting column periphery And below limit protrusion.

It is upward convex on the pedestal as a further improvement of the utility model, to be equipped with a guide post, in the guide post Upper end is recessed with one be inserted into for positioning inserting column and is oriented to slot downwards, and is provided with and is used to support on the guiding slot inner wall One support rim of lower spring end；It is provided on the base and positioned at guide post periphery for the movable activity of sounding component Slot.

Further include the mechanical feed-through assembly being inserted on pedestal, the machine as a further improvement of the utility model, Tool formula feed-through assembly includes the movable plate being inserted on pedestal and is inserted in the stationary plate on pedestal and being located on the inside of movable plate, The movable plate is convexly equipped with a convex closure close to leading in a side of core, lead and be provided with a pressing corresponding with convex closure on core side at this Convex block.

Further include being set to a pcb board of pedestal lower face and being set to as a further improvement of the utility model, One photo-electric feed-through assembly of pcb board lower face, wherein the photo-electric feed-through assembly includes a LED transmitting tubes and a LED reception Pipe；It is provided with a guide post extension in the pedestal lower face and positioned at guide post lower end, is opened on the guide post extension Equipped with the light via hole being connected with guiding slot, which is located at a side of light via hole, which connects Closed tube is located at another side of light via hole.

The beneficial effects of the utility model are：It is combined and is formed with Slave Block three by rotating plate, driven disc by adding Sounding component, and on Slave Block with the percussion block to match is added on lid simultaneously, can be by rotating plate when leading core and moving down Triggering both driven disc and Slave Block integrally move up, and are sent out to promote the percussion block on Slave Block to tap the percussion block on lid Sound, to realize that pressing vocal function, whole process act accuracy height, structural stability is high, and sounding effect inspires spirit It is quick accurate；Simultaneously as rotating plate is combined with driven disc, pressing feel is improved, promotes user experience.

Above-mentioned is the general introduction of utility model technical solution, below in conjunction with attached drawing and specific implementation mode, to the utility model It is described further.

Description of the drawings

Fig. 1 is the explosive view of the utility model；

Fig. 2 is the overall structure diagram of the utility model；

Fig. 3 is the part-structure schematic diagram of the utility model；

Fig. 4 is the structural schematic diagram that the utility model leads core, elastic component is combined with sounding component；

Fig. 5 is the structural schematic diagram of the utility model sounding component；

Fig. 6 is the structural schematic diagram of the utility model rotating plate；

Fig. 7 is the structural schematic diagram of the utility model driven disc；

Fig. 8 is the structural schematic diagram of the utility model Slave Block；

Fig. 9 is the structural schematic diagram that the utility model leads core, elastic component is combined with rotating plate；

Figure 10 is the structural schematic diagram that the utility model leads core；

Figure 11 is the sectional view that the utility model is in non-pressing state；

Figure 12 is the sectional view that the utility model is in pressing state；

Figure 13 is the structural schematic diagram of the utility model pedestal；

Figure 14 is the structural schematic diagram of the utility model lid；

Figure 15 is the structural schematic diagram that the utility model pedestal is combined with photo-electric feed-through assembly.

Specific implementation mode

Further to illustrate that the utility model is to reach the technological means and effect that predetermined purpose is taken, below in conjunction with Specific embodiment of the present utility model is described in detail in attached drawing and preferred embodiment.

Fig. 1 to Fig. 4 is please referred to, the utility model embodiment provides a kind of key switch of pressing sounding, including a pedestal 1 and it is set to a lid 2 of the top of pedestal 1, which is combined to form an accommodating cavity with pedestal 2, divide in the accommodating cavity One is not provided with to lead core 3 and positioned at the elastic component 4 for leading 3 lower section of core, offered on the lid 2 for leading what 3 upper end of core was pierced by It is open 21 on one.The present embodiment key switch further includes being set in accommodating cavity and being located at the sounding component 5 for leading 3 lower end of core, The sounding component 5 includes a rotating plate 51, a Slave Block 52 and the driven disc being connected between rotating plate 51 and Slave Block 52 53, at least one first percussion block 521 is provided on the Slave Block 52, as shown in figure 8, being provided in the accommodating cavity and first It taps block 521 corresponding at least one second and taps block 22.

In the present embodiment, the specific location for the first percussion block 521 on Slave Block 52 and the second percussion block 22 are set The position set can be set according to specific needs, and the first percussion block 521 can be set to any position on Slave Block 52, and the As long as two tap the position that blocks 22 are arranged and first to tap block 521 corresponding, during leading core 3 and moving up and down, energy Enough promote the first percussion block 521 to tap the second percussion block 22 to make a sound.And in the present embodiment, it is preferred that described first strikes It hits block 521 and is set to 52 upper surface of Slave Block, and the first quantity for tapping block 521 is 4, is respectively arranged at 52 upper table of Slave Block Four, face edge, the second percussion block 22 is set to 2 lower face of lid, and the second quantity for tapping block 22 is 4, respectively It is set to 521 top of the first percussion block, as shown in Figure 11, Figure 12 and Figure 14.

In the present embodiment, the rotating plate 51 is a metal clips, specifically, as shown in figs. 5 and 6, the rotating plate 51 include an active center piece 511 and are obliquely installed an active lateral plate 512 in 511 both ends of active center piece separately down, In, an active jack 5111 is offered on the active center piece 511, being extended in 512 end of active lateral plate has one to insert Block 5121.Do not press lead core 3 when, rotating plate 51 in the raw, the active lateral plate 512 at 511 both ends of active center piece to Lower inclination, it is in the arc body that middle part is arched upward upwards to make rotating plate 51；And when lead core 3 be pressed move down when, lead core 3 to actively Centre slice 511 applies active force, and active center piece 511 is driven to move down, then promotes the active lateral plate at 511 both ends of active center piece 512 pop up, then the active lateral plate 512 at 511 both ends of active center piece tilts upwards, make rotating plate 51 in middle part to recessed Arc body, as shown in figure 12.

As shown in Fig. 5 and Fig. 7, the driven disc 53 include a driven centre slice 531 and be shaped in respectively it is driven in 531 both ends of lamination and the driven lateral plate 532 being obliquely installed upwards, wherein 532 lower end of driven lateral plate is driven with being connected to One arc link block 5321 of 531 end of centre slice, offered on the driven centre slice 531 positioned at active jack 5111 just under One driven upper jack 5311 of side, the driven lateral plate 532 tilt inwardly, and are offered in 532 end of driven lateral plate for inserting The jack 5322 that block 5121 is inserted into, meanwhile, form a bending resigning block 5323 in the 532 end outward bending of driven lateral plate. It is inserted by the inserted block 5121 on rotating plate 51 in the jack 5322 of driven disc 53, realizes the company of both rotating plate 51 and driven disc 53 It connects, when the active lateral plate 512 of rotating plate 51 pops up, driven disc 53 can be driven integrally to move up.

As shown in Fig. 5 and Fig. 8, the driven centre slice 531 is set on 52 upper surface of Slave Block, and at the driven center Several connection jacks 5312 are offered on piece 531；In 52 upper surface of Slave Block, upward convex be equipped with is inserted into connection jack 5312 Several connection inserting columns 522, and be provided at the 52 upper surface edge of Slave Block and extend to the several of 531 edge of driven centre slice Spacing block set 523, and the driven lower jack 524 positioned at 5311 underface of driven upper jack is offered on the Slave Block 52； Meanwhile it being respectively provided with an inclined surface 525 at the 52 upper surface both ends of Slave Block and below arc link block 5231, and this inclines Inclined-plane 525 is from top to bottom inclined outwardly successively.In the present embodiment, by several connection jacks 5312 on driven centre slice 531 It is combined with several connection inserting columns 522 on Slave Block 52, it can be achieved that both driven disc 53 and Slave Block 52 are riveted together, i.e., Driven disc 53 is fixed on Slave Block 52, and certain driven disc 53 can also use other knot with being fixedly connected for both Slave Blocks 52 Structure is realized.Since driven disc 53 is fixed on Slave Block 52, when the active lateral plate 512 of rotating plate 51 pops up, can drive Driven disc 53 is whole to be moved up, then Slave Block 52 taps lid with moving up to promote first on Slave Block 52 to tap block 521 The second percussion block 22 on 2 lower faces makes a sound, and realizes pressing vocal function.

As shown in Fig. 4, Fig. 9 and Figure 10,3 lower end of core of leading has a lower guide block 31, in the case where this is led 3 lower end of core and is located at 31 two sides of guide block are respectively provided with a resigning notch 32, and the active center piece 511 is set on 31 lower face of lower guide block；Institute It states 31 lower end of lower guide block and extends downward with a positioning inserting column 33, be provided at least on the 33 upper outside side of positioning inserting column One limit protrusion 331, the positioning inserting column 33 be from top to bottom sequentially inserted into active jack 5111, driven upper jack 5311 with it is driven under In jack 524, and the active center piece 511 of the rotating plate 51 is limited in 331 upper surface of limit protrusion.It can by the above structure design Know, it is that mobile trigger member occurs for sounding component 5 to lead core 3, and sounding component 5 is not only able to upper with moving up and down for core 3 is led Lower movement, and vertical shift can be made along positioning inserting column 33, it will not run-off the straight phenomenon.

The specific principle of sound of the present embodiment is：

Do not press lead core 3 when, as shown in figure 11, rotating plate 51 in the raw, the master at 511 both ends of active center piece Dynamic lateral plate 512 tilts down, and it is in the arc body that middle part is arched upward upwards to make rotating plate 51, does not generate upward drawing to driven disc 53 Power, at this point, the first percussion block 521 on Slave Block 52 is in discrete state with the second percussion block 22 on 2 lower face of lid.

And when lead core 3 be pressed move down when, as shown in figure 12, lead core 3 to active center piece 511 apply active force, And active center piece 511 is driven to move down, then promote the active lateral plate 512 at 511 both ends of active center piece to pop up, then in active The active lateral plate 512 at 511 both ends of lamination tilts upwards, makes rotating plate 51 in middle part to recessed arc body；At this point, rotating plate 51 The active lateral plate 512 of both sides drives driven disc 53 to be moved up with 52 entirety of Slave Block, to promote first on Slave Block 52 to tap Block 521 taps the second percussion block 22 on 2 lower face of lid and makes a sound, and realizes pressing vocal function.

In the present embodiment, the elastic component 4 is spring 4', and spring 4' is sheathed on 33 periphery of positioning inserting column and positioned at limit 331 lower section of position protrusion, during leading core 3 and moving up and down, spring 4' is to lead moving up for core 3 to provide elastic restoring force.

As shown in Figure 11 to Figure 13, upward convex on the pedestal 1 to be equipped with a guide post 11, in 11 upper surface of guide post It is recessed with one be inserted into for positioning inserting column 33 downwards and is oriented to slot 12, and is provided with and is used to support on 12 inner wall of guiding slot One support rim 121 of the lower ends spring 4'；It is provided with for 5 activity of sounding component on the pedestal 1 and positioned at 11 periphery of guide post A loose slot 13.The present embodiment is combined by limit protrusion 331 with both support rims 121, to the position relationship of spring 4', And deformation scope of activities is defined, and prevents spring 4' deviation positions, and spring 4' is enable to provide accurate bullet to lead the reset of core 3 Property restoring force.

As shown in Fig. 2 and Figure 14, there are several longitudinal embedded grooves 14 in 1 outer side edges of the pedestal, under the lid 2 End margin extends downward with several embedded blocks 23 in embedded longitudinal embedded groove 14, and 14 top of longitudinal direction embedded groove to It is convexly equipped with a fixture block 15 outside, the card hole 231 being caught in for fixture block 15 is offered on the embedded block 23.By on pedestal 1 and lid 2 Special construction design, form mutually matched snap-in structure, to realize the close firm combination between pedestal 1 and lid 2, Improve the overall structure stability of key switch.

In the present embodiment, key switch can be made mechanical key switch, can also be made photoelectric push-button switch, Mainly distinguished by its feed-through assembly.

When being inserted with a mechanical feed-through assembly 6 on pedestal 1, the key switch of formation switchs for mechanical key, tool Body, as shown in Figure 1 to Figure 3, which includes the movable plate 61 being inserted on pedestal 1 and is inserted in pedestal On 1 and positioned at a stationary plate 62 of 61 inside of movable plate, it is convexly equipped with a convex closure 611 in a side for leading core 3 in the movable plate 61, This, which is led, is provided with pressing convex block 34 corresponding with convex closure 611 on 3 side of core.Mechanically the conducting principle of feed-through assembly 6 is： When in non-pressing state, the inner side edge that the pressing convex block 34 on 3 side of core is placed exactly in 61 side convex closure 611 of movable plate is led, And outwardly against convex closure 611 is pushed, movable plate 61 is made integrally to deform upon outward, then on the movable contact on movable plate 61 and stationary plate 62 Stationary contact detaches, then key switch is off；When leading core 3 and moving down, pressing convex block 34 is with moving down, when pressing convex block 34 when moving down into 611 lower section of convex closure of movable plate 61, and pressing convex block 34 disappears to the extruding motive force of convex closure 611, then movable plate 61 returns Bullet makes the movable contact on movable plate 61 be contacted again with the stationary contact on stationary plate 62, then key switch is in the conduction state.

When feed-through assembly is photo-electric feed-through assembly 8, the key switch of formation switchs for photoelectric push-button, specifically, As shown in figure 15, key switch further includes being set to a pcb board 7 of 1 lower face of pedestal and being set to the one of 7 lower face of pcb board Photo-electric feed-through assembly 8, wherein the photo-electric feed-through assembly 8 includes a LED transmitting tubes 81 and a LED reception pipe 82；Described 1 lower face of pedestal and 11 lower end of guide post is provided with a guide post extension 16, is opened up on the guide post extension 16 There are the light via hole 161 being connected with guiding slot 12, the LED transmitting tubes 81 to be located at a side of light via hole 161, The LED reception pipe 82 is located at another side of light via hole 161.The conducting principle of photo-electric feed-through assembly 8 is：When LED connects When closed tube 82 receives the light of the generation of LED transmitting tubes 81, key switch conducting, when LED reception pipe 82 can not receive LED hairs When penetrating the light of the generation of pipe 81, key switch disconnects, and whether LED reception pipe 82 can receive the light that LED transmitting tubes 81 are sent out Line is determined by leading moving up and down for core 3.

The above descriptions are merely preferred embodiments of the present invention, not makees to the technical scope of the utility model Any restrictions, therefore identical as the utility model above-described embodiment or approximate technical characteristic is used, and obtained other structures, It is within the protection scope of the utility model.

Claims (10)

1. a kind of key switch of pressing sounding, including a pedestal and the lid that is set to above pedestal, the lid and pedestal It is combined to form an accommodating cavity, one is respectively arranged in the accommodating cavity and leads core and positioned at the elastic component led below core, spy Sign is, further includes being set in accommodating cavity and positioned at the sounding component for leading core lower end, the sounding component include a rotating plate, One Slave Block and the driven disc being connected between rotating plate and Slave Block are provided at least 1 first on the Slave Block and strike Block is hit, is provided in the accommodating cavity and taps block with the first percussion block corresponding at least one second.

2. it is according to claim 1 pressing sounding key switch, which is characterized in that it is described first percussion block be set to from Motion block upper surface, the second percussion block are set to lid lower face.

3. the key switch of pressing sounding according to claim 1 or 2, which is characterized in that the rotating plate is a metal Shrapnel, and the rotating plate includes an active center piece and is obliquely installed separately down in a master end at active center piece both ends Piece, wherein offer an active jack in the active center on piece, being extended in the master end piece end has an inserted block.

4. it is according to claim 3 pressing sounding key switch, which is characterized in that the driven disc include one it is driven in Lamination and the driven lateral plate for being shaped in driven centre slice both ends respectively and being obliquely installed upwards, wherein the driven lateral plate Lower end has the arc link block for being connected to driven centre slice end, is offered positioned at active jack on the driven centre slice One driven upper jack of underface, the driven lateral plate tilt inwardly, and offer in the slave end piece end and be inserted into for inserted block A jack, meanwhile, in the slave end piece end, outward bending forms a bending resigning block.

5. it is according to claim 4 pressing sounding key switch, which is characterized in that the driven centre slice be set to from On motion block upper surface, and several connection jacks are offered on the driven centre slice；At this, Slave Block upper surface is upward convex is equipped with Several connection inserting columns being inserted into connection jack, and be provided at the Slave Block upper surface edge and extend to driven centre slice edge Several spacing block sets, and offer on the Slave Block the driven lower jack immediately below driven upper jack；This from Motion block upper surface both ends and an inclined surface is respectively provided with below arc link block, and the inclined surface is from top to bottom successively outward It tilts.

6. it is according to claim 5 pressing sounding key switch, which is characterized in that it is described lead core lower end have lead Block leads core lower end at this and is respectively provided with a resigning notch positioned at lower guide block two sides, and the active center piece, which is set to down, leads On block lower face；A positioning inserting column is extended downward in the lower guide block lower end, on the positioning inserting column upper outside side It is provided with an at least limit protrusion, which is from top to bottom sequentially inserted into active jack, driven upper jack and driven underthrust Kong Zhong, and the active center piece of the rotating plate is limited in limit protrusion upper surface.

7. the key switch of pressing sounding according to claim 6, which is characterized in that the elastic component is spring, the bullet Spring is sheathed on positioning inserting column periphery and below limit protrusion.

8. the key switch of pressing sounding according to claim 7, which is characterized in that upward convex on the pedestal to be equipped with One guide post is recessed with one be inserted into for positioning inserting column in the guide post upper end and is oriented to slot downwards, and in the guiding slot The support rim for being used to support lower spring end is provided on inner wall；It is provided on the base and positioned at guide post periphery for hair The movable loose slot of sound component.

9. the key switch of pressing sounding according to claim 1, which is characterized in that further include one be inserted on pedestal Mechanical feed-through assembly, the mechanical feed-through assembly include the movable plate being inserted on pedestal and are inserted on pedestal and are located at A stationary plate on the inside of movable plate is convexly equipped with a convex closure close to leading in the movable plate in a side of core, lead and be provided on core side at this Pressing convex block corresponding with convex closure.

10. the key switch of pressing sounding according to claim 8, which is characterized in that further include being set to pedestal lower end One pcb board in face and the photo-electric feed-through assembly for being set to pcb board lower face, wherein the photo-electric feed-through assembly includes one LED transmitting tubes and a LED reception pipe；It is provided with a guide post extension in the pedestal lower face and positioned at guide post lower end, The light via hole being connected with guiding slot is offered on the guide post extension, which leads positioned at light A side of through-hole, the LED reception pipe are located at another side of light via hole.