CN217768192U - Luminous key and mechanical keyboard - Google Patents

Abstract

The utility model provides a luminous button and mechanical keyboard, luminous button includes the mechanical axis, the axle housing, the axle cap, first contact and second contact, the axle cap includes first light transmission section and second light transmission section, the first end of first light transmission section is connected with the first end of second light transmission section and forms into light transmission section, the second end of first light transmission section is the arc around the circumference in shaft hole and extends, the second end of second light transmission section is the arc around the circumference in shaft hole and extends, and the first terminal surface of axle housing runs through and has seted up logical groove, the light transmission end of light transmission section is located logical inslot, the first side protrusion that light transmission section is close to first light transmission section is provided with first light guide arris, the second side protrusion that light transmission section is close to second light transmission section is provided with second light guide arris, and second light guide arris and first light guide arris set up about light transmission section symmetry. The utility model discloses luminous button can effectively evenly launch brightly to promote the illuminating effect and the decorative effect of key cap, and then promote user experience.

Description

Luminous key and mechanical keyboard

Technical Field

The utility model belongs to the technical field of mechanical keyboard technique and specifically relates to a mechanical keyboard who sends out light-emitting button and have this light-emitting button is related to.

Background

As a peripheral input device, a mechanical keyboard is one of the products of the rapid development of the computer industry, and the mechanical keyboard is favored by users in the electronic competition field and the programming design field with excellent knocking hand feeling. Each key of the mechanical keyboard controls the circuit to be closed through an independent mechanical shaft, and the elastic piece arranged in the mechanical shaft provides resilience force and drives the metal sheet to collide to trigger the key.

Generally, mechanical keyboard includes locating plate, circuit board, button and key cap, and the button is installed on locating plate or circuit board and is connected with the circuit board electricity, and the mechanical axle of button can be controlled the circuit switching by relative circuit board or locating plate up-and-down motion, then is connected the mechanical axle of button and key cap for the key cap can reciprocate when being pressed, is provided with corresponding character on the key cap. In order to ensure that a user can still accurately know the positions of the keys for inputting in an environment with insufficient light, the light-emitting unit can be arranged on a circuit board of the mechanical keyboard, light can be projected to characters on the key caps through the light-permeable keys, the characters of the key caps can emit decorative light, and meanwhile, the lighting effect is achieved, so that the keyboard has a light-emitting function, and the keys also have a light-emitting function.

A conventional light-emitting key includes a cover member fixedly mounted on a positioning plate or a circuit board, a mechanical shaft of the key penetrates through an opening of the cover member in a vertically movable manner with respect to the circuit board or the positioning plate, and the cover member includes at least one light guide member, wherein both ends of the light guide member extend around an outer circumference of the mechanical shaft in an annular manner with a starting point from a middle portion of the light guide member, the middle portion of the light guide member penetrates the cover member and protrudes toward a light-emitting unit of the circuit board, the middle portion of the light guide member receives light of the light-emitting unit, and then the light is emitted to both end annular sections of the light guide member through the middle portion of the light guide member, respectively, thereby emitting the light to characters of a key cap. However, since the middle of the light guide element receives the light from the light emitting unit and then respectively emits the light to the two end ring segments of the light guide element, the light in the middle of the light guide element is too strong, and the light in the two end ring segments of the light guide element is gradually reduced from the middle of the light guide element to the two ends of the light guide element, so that the light emitted to the characters of the key cap is not uniform, the lighting effect and the decoration effect of the light source on the key cap are further affected, and the user experience is not good.

Disclosure of Invention

In order to realize the utility model discloses a first purpose, the utility model provides a can effectively evenly launch bright luminous button to promote the illuminating effect and the decorative effect of key cap, and then promote user experience.

In order to realize the second objective of the present invention, the present invention provides a mechanical keyboard with the above-mentioned light-emitting key.

In order to realize the first purpose of the utility model, the utility model provides a luminous button, which comprises a mechanical shaft, a shaft shell, a shaft cover, a first contact element and a second contact element, wherein the shaft shell is provided with a spacing cavity, the shaft cover is covered at the opening end of the spacing cavity and is provided with a shaft hole in a penetrating way, the first end of the first contact element is positioned in the spacing cavity, the second end of the first contact element penetrates out of the first end surface of the shaft shell, which is far away from the shaft cover, and extends convexly outside, the first end of the second contact element is positioned in the limiting cavity and is electrically connected with the first end of the first contact element, the second end of the second contact element penetrates through the first end surface of the shaft shell and extends in a protruding mode, the mechanical shaft can penetrate through the shaft hole in an axially moving mode, the first end of the mechanical shaft is positioned in the limiting cavity and can be pressed against the first end of the first contact element to trigger the first contact element, the second end of the mechanical shaft protrudes out of the shaft cover and extends away from the second end surface of the shaft shell and is used for being connected with the keycap, the shaft cover comprises a first light-transmitting section and a second light-transmitting section, the first end of the first light-transmitting section is connected with the first end of the second light-transmitting section to form a light inlet section, the second end of the first light-transmitting section extends in an arc shape around the circumferential direction of the shaft hole, and the second end of the second light-transmitting section extends in an arc shape around the circumferential direction of the shaft hole, the first light-transmitting section and the second light-transmitting section are symmetrically arranged around the shaft hole, an inner groove is formed between the second end surface of the shaft cover and the end surfaces of the first light-transmitting section and the second light-transmitting section which are far away from the shaft shell, and the first end face of the shaft shell is provided with a through groove in a penetrating manner, the light inlet end of the light inlet section is positioned in the through groove, a first side face of the light inlet section, which is close to the first light transmitting section, is convexly provided with a first light guide edge, a second side face of the light inlet section, which is close to the second light transmitting section, is convexly provided with a second light guide edge, and the second light guide edge and the first light guide edge are symmetrically arranged relative to the light inlet section.

It is visible from the above-mentioned scheme, the utility model discloses luminous button passes through axle housing or axle cap and installs on mechanical keyboard locating plate or circuit board, and the second end of the first contact of luminous button and the second end of second contact are connected with the circuit board electricity respectively, press down key cap drive mechanical axis and remove for the first end of mechanical axis supports to press and is carried out the instruction input in order to trigger the closed control scheme of first contact at the first end of first contact. Meanwhile, the shaft cover of the luminous key of the utility model comprises a first light-transmitting section and a second light-transmitting section, the first end of the first light-transmitting section is connected with the first end of the second light-transmitting section to form a light-inlet section, the second end of the first light-transmitting section extends in an arc shape around the circumference of the shaft hole, the second end of the second light-transmitting section extends in an arc shape around the circumference of the shaft hole, the first light-transmitting section and the second light-transmitting section are symmetrically arranged around the shaft hole, an inner groove is formed between the second end surface of the shaft cover and the end surfaces of the first light-transmitting section and the second light-transmitting section, which are far away from the shaft shell, a through groove is arranged in a penetrating way on the first end surface of the shaft shell, the light inlet end of the light inlet section is positioned in the through groove, meanwhile, the first side surface of the light inlet section of the utility model, which is close to the first light transmission section, is convexly provided with a first light guide edge, the second side surface of the light inlet section, which is close to the second light transmission section, is convexly provided with a second light guide edge, the second light guide edge and the first light guide edge are symmetrically arranged relative to the light inlet section, the light inlet end of the light inlet section is arranged corresponding to the light emitting unit on the circuit board, so that the light emitted by the light-emitting unit passes through the light inlet section, then is emitted in an arc shape around the circumference of the shaft hole through the second end of the first light-transmitting section, and is emitted in an arc shape around the circumference of the shaft hole through the second end of the second light-transmitting section, meanwhile, the light emitted by the light emitting unit passes through the light inlet section and then is emitted towards the second end direction of the first light transmitting section through the first light guide edge so as to enhance the brightness of the second end of the first light transmitting section, and the light emitted by the light-emitting unit is emitted towards the second end direction of the second light-transmitting section through the second light guide edge after passing through the light inlet section so as to enhance the brightness of the second end of the second light-transmitting section, so that the brightness of the first light-transmitting section, the light inlet section and the second light-transmitting section is uniform, so that light can be uniformly emitted to the characters of the key cap attached to the second end of the mechanical shaft. And, the utility model discloses the second terminal surface of the shaft cover of luminous button and first printing opacity section and second printing opacity section are kept away from and are formed with the inner groovy between the terminal surface of axle housing, thereby the shading perisporium of shaft cover can shelter from light and spill over from the periphery of shaft cover, the light inlet end of the section of intaking simultaneously is located the logical inslot of axle housing, thereby the shading perisporium that leads to the groove can shelter from light and spill over from the periphery of axle housing, and then eliminate or restrain light and spill over from the periphery of shaft cover and the periphery of axle housing, can effectively guarantee first printing opacity section, the light intensity of the section of intaking and second printing opacity section. Therefore, the utility model discloses luminous button can effectively evenly launch brightly to promote the illuminating effect and the decorative effect of key cap, and then promote user experience.

The further scheme is that a first light guide surface of the first light guide edge, which is far away from the light inlet section, extends in an arc shape from the light inlet end of the light inlet section to the second end of the first light transmission section, and a second light guide surface of the second light guide edge, which is far away from the light inlet section, extends in an arc shape from the light inlet end of the light inlet section to the second end of the second light transmission section.

The further scheme is that, the light inlet end of light inlet section includes the first arcwall face, the straight plane and the second arcwall face that connect gradually, and the arc is extended towards the first terminal surface of axle housing to the planar one end of keeping away from the straight plane of first arcwall face, and the arc is extended towards the first terminal surface of axle housing to the planar one end of keeping away from the straight plane of second arcwall face, and first arcwall face and second arcwall face set up about the straight plane symmetry.

The further scheme is that a first clamping groove is formed in the inner peripheral wall of the through groove, a shading buckle is arranged on the side surface, close to the first clamping groove, of the light inlet section in a protruding mode, and the shading buckle is hooked in the first clamping groove.

The further scheme is that a second clamping groove is formed in the peripheral wall of the shaft cover in a penetrating mode, a second buckle is arranged on the peripheral wall of the shaft shell in a protruding mode, and the second buckle is hooked in the second clamping groove.

The shaft cover is characterized in that a protruding eave is arranged on the outer peripheral wall of the shaft shell in a protruding mode, a third buckle is arranged on the outer peripheral wall of the shaft cover in a protruding mode, and the third buckle is located on one side, close to the first end face of the shaft shell, of the protruding eave in the axial direction of the shaft hole; and/or a support platform is convexly arranged outside the first end surface of the shaft shell.

The further scheme is that a first stabilizing rib is convexly arranged on the outer peripheral wall of the shaft shell, the first stabilizing rib extends in the axial direction of the shaft hole and is positioned between the convex brim and the third fastener, and the outer peripheral surface of the first stabilizing rib is arranged in an arc surface; and/or the first end surface of the shaft shell is convexly provided with a convex column, the outer peripheral wall of the convex column is convexly provided with a second stabilizing rib, the second stabilizing rib extends in the axial direction of the shaft hole, and the outer periphery of the second stabilizing rib is in arc surface arrangement.

The further scheme is that a connecting column and a ring sleeve are convexly arranged at the second end of the mechanical shaft, the ring sleeve is sleeved on the periphery of the connecting column, and a connecting sleeve of the keycap is sleeved on the connecting column and is positioned between the connecting column and the ring sleeve.

The further scheme is that the cross section of the connecting column is in a cross shape, third stabilizing ribs are respectively arranged on two opposite side faces of the connecting column in a protruding mode, the third stabilizing ribs extend in the axial direction of the shaft hole, and the periphery of each third stabilizing rib is in an arc surface arrangement.

In order to realize the utility model discloses a second purpose, the utility model provides a mechanical keyboard, including luminous button, luminous button is foretell luminous button.

Drawings

Fig. 1 is a structural diagram of the mechanical keyboard of the present invention.

Fig. 2 is a partial exploded view of the mechanical keyboard according to the present invention.

Fig. 3 is a first perspective sectional view of a partial structure of the mechanical keyboard according to the embodiment of the present invention.

Fig. 4 is a second perspective sectional view of the partial structure of the mechanical keyboard according to the embodiment of the present invention.

Fig. 5 is a structural diagram of a key cap in an embodiment of the mechanical keyboard of the present invention.

Fig. 6 is a first view structure diagram of the light-emitting key in the embodiment of the mechanical keyboard of the present invention.

Fig. 7 is a second view structure diagram of the light-emitting key in the embodiment of the mechanical keyboard of the present invention.

Fig. 8 is a third view structure diagram of the light-emitting key in the embodiment of the mechanical keyboard of the present invention.

Fig. 9 is a fourth view structure diagram of the light-emitting key in the embodiment of the mechanical keyboard of the present invention.

Fig. 10 is a fifth view structure diagram of the light-emitting key in the embodiment of the mechanical keyboard of the present invention.

Fig. 11 is a sixth view structural diagram of the light-emitting key in the embodiment of the mechanical keyboard of the present invention.

Fig. 12 is a first side view of an embodiment of a mechanical keyboard of the present invention.

Fig. 13 is an enlarged view of fig. 12 at a.

Fig. 14 is a second side view of an embodiment of a mechanical keyboard of the present invention.

Fig. 15 is an enlarged view of fig. 14 at B.

The present invention will be further described with reference to the accompanying drawings and examples.

Detailed Description

Referring to fig. 1 to 15, the present embodiment discloses a mechanical keyboard 1, including a positioning board 12, a circuit board 13, a key cap 11 and a light-emitting key 2, where the light-emitting key 2 includes a mechanical shaft 23, a shaft housing 21, a shaft cover 22, a first contact element 24 and a second contact element 25, the shaft housing 21 is provided with a limiting cavity (not labeled), the shaft cover 22 covers an open end of the limiting cavity and is provided with a shaft hole (not labeled) through, a first end of the first contact element 24 is located in the limiting cavity, a second end of the first contact element 24 penetrates through the shaft housing 21 and extends outward away from a first end 219 of the shaft cover 22, a first end of the second contact element 25 is located in the limiting cavity and is electrically connected to the first end of the first contact element 24, and a second end of the second contact element 25 penetrates through the first end 219 of the shaft housing 21 and extends outward. In this embodiment, the mechanical shaft 23 may be disposed through the shaft hole of the shaft cover 22 in an axial direction, a first end of the mechanical shaft 23 is located in the limiting cavity and may be pressed against a first end of the first contact member 24 to trigger the first contact member 24, and a second end of the mechanical shaft 23 protrudes out of the second end face of the shaft cover 22 away from the shaft housing 21 and extends for being connected with the keycap 11. Meanwhile, the shaft cover 22 of this embodiment includes a first light-transmitting section 222 and a second light-transmitting section 223, a first end of the first light-transmitting section 222 is connected with a first end of the second light-transmitting section 223 to form a light-entering section 224, a second end of the first light-transmitting section 222 extends in an arc shape around the circumference of the shaft hole, a second end of the second light-transmitting section 223 extends in an arc shape around the circumference of the shaft hole, the first light-transmitting section 222 and the second light-transmitting section 223 are symmetrically disposed about the shaft hole, an inner groove (not labeled) is formed between a second end surface of the shaft cover 22 and end surfaces of the first light-transmitting section 222 and the second light-transmitting section 223 far away from the shaft housing 21, the first end surface 219 of the shaft housing 21 penetrates through the through groove 217, and the light-entering end of the light-entering section 224 is located in the through groove 217. In addition, in this embodiment, a first light guide edge 225 is convexly disposed on a first side surface of the light inlet section 224 close to the first light transmission section 222, a second light guide edge 226 is convexly disposed on a second side surface of the light inlet section 224 close to the second light transmission section 223, and the second light guide edge 226 and the first light guide edge 225 are symmetrically disposed about the light inlet section 224.

The light-emitting key 2 of the present embodiment is mounted on the positioning board 12 or the circuit board 13 of the mechanical keyboard 1 through the shaft housing 21 or the shaft cover 22, the second end of the first contact member 24 and the second end of the second contact member 25 of the light-emitting key 2 are electrically connected to the circuit board 13, respectively, and the keycap 11 is pressed to drive the mechanical shaft 23 to move, so that the first end of the mechanical shaft 23 is pressed against the first end of the first contact member 24 to trigger the first contact member 24 to control the circuit to be closed for instruction input. Meanwhile, the shaft cover 22 of the light-emitting key 2 of this embodiment includes a first light-transmitting section 222 and a second light-transmitting section 223, a first end of the first light-transmitting section 222 is connected with a first end of the second light-transmitting section 223 to form a light-entering section 224, a second end of the first light-transmitting section 222 extends in an arc shape around the circumference of the shaft hole, a second end of the second light-transmitting section 223 extends in an arc shape around the circumference of the shaft hole, the first light-transmitting section 222 and the second light-transmitting section 223 are symmetrically arranged around the shaft hole, an inner groove is formed between a second end surface of the shaft cover 22 and end surfaces of the first light-transmitting section 222 and the second light-transmitting section 223 far away from the shaft housing 21, a through groove 217 is formed through a first end surface 219 of the shaft housing 21, a light-entering end of the light-entering section 224 is located in the through groove 217, meanwhile, a first light-guiding ridge 225 is convexly arranged on a first side surface of the light-entering section 224 close to the first light-transmitting section 222, a second light-guiding ridge 226 is convexly arranged on a second side surface of the light-entering section 224 close to the second light-transmitting section 223, the second light guide edge 226 and the first light guide edge 225 are symmetrically arranged with respect to the light inlet section 224, and the light inlet end of the light inlet section 224 is arranged corresponding to the light emitting unit 14 on the circuit board 13, so that light emitted by the light emitting unit 14 passes through the light inlet section 224, is emitted in an arc shape around the circumference of the shaft hole through the second end of the first light transmission section 222, and is emitted in an arc shape around the circumference of the shaft hole through the second end of the second light transmission section 223, meanwhile, light emitted by the light emitting unit 14 passes through the light inlet section 224, is emitted towards the direction of the second end of the first light transmission section 222 through the first light guide edge 225 to enhance the light of the second end of the first light transmission section 222, and light emitted by the light emitting unit 14 passes through the light inlet section 224, is emitted towards the direction of the second end of the second light transmission section 223 through the second light guide edge 226 to enhance the light of the second end of the second light transmission section 223, so that the first light transmission section 222, the light inlet section 224 and the second light transmission section 223 are uniformly illuminated, so that light can be uniformly emitted to the character of the key cap 11 attached to the second end of the mechanical shaft 23. Moreover, an inner groove is formed between the second end surface of the shaft cover 22 of the light-emitting key 2 of the present embodiment and the end surface of the first light-transmitting section 222 and the second light-transmitting section 223 far away from the shaft housing 21, so that the light-shielding peripheral wall of the shaft cover 22 can shield light from overflowing from the periphery of the shaft cover 22, and the light-entering end of the light-entering section 224 is located in the through groove 217 of the shaft housing 21, so that the light-shielding peripheral wall of the through groove 217 can shield light from overflowing from the periphery of the shaft housing 21, thereby eliminating or suppressing overflow of light from the periphery of the shaft cover 22 and the periphery of the shaft housing 21, and the brightness intensity of the first light-transmitting section 222, the light-entering section 224 and the second light-transmitting section 223 can be effectively ensured. Therefore, the luminous key 2 of this embodiment can effectively and evenly emit light to promote the illuminating effect and the decorative effect of key cap 11, and then promote user experience.

In order to further ensure that the light-emitting key 2 can effectively and uniformly emit light, in this embodiment, the first light guide surface of the first light guide edge 225, which is far away from the light inlet section 224, extends in an arc shape from the light inlet end of the light inlet section 224 toward the second end of the first light-transmitting section 222, and the second light guide surface of the second light guide edge 226, which is far away from the light inlet section 224, extends in an arc shape from the light inlet end of the light inlet section 224 toward the second end of the second light-transmitting section 223, and the light inlet end of the light inlet section 224 in this embodiment includes a first arc-shaped surface 2241, a straight-extending plane 2242, and a second arc-shaped surface 2243, which are connected in sequence, one end of the first arc-shaped surface 2241, which is far away from the straight-extending plane 2242, extends in an arc shape toward the first end surface 219 of the shaft housing 21, one end of the second arc-shaped surface 2243, which is far away from the straight-extending plane 2242, extends in an arc shape toward the first end surface 219 of the shaft housing 21, and the first arc-shaped surface 2241 and the second arc-extending plane 2243 are symmetrically arranged with respect to the straight-extending plane 2242. Specifically, the first clamping groove 218 has been seted up to the internal perisporium of logical groove 217 of this embodiment axle housing 21, the side protrusion that advances light section 224 and be close to first clamping groove 218 is provided with shading buckle 227, shading buckle 227 hooks in first clamping groove 218, thereby ensure that the photic light section 224 that advances can receive the light that the luminescence unit 14 on the circuit board 13 emitted reliably and stably, because shading buckle 227 can not the printing opacity transmission, can effectively avoid shading buckle 227 to cause the influence to first light section 222 that passes through, advance the light homogeneity of light section 224 and second light section 223, and then ensure that luminous button 2 evenly emits light.

In the embodiment, the peripheral wall of the shaft cover 22 is provided with a second engaging groove 228 in a penetrating manner, the peripheral wall of the shaft housing 21 is provided with a second buckle 212 in a protruding manner, and the second buckle 212 is hooked in the second engaging groove 228, so that the shaft housing 21 and the shaft cover 22 are assembled stably and reliably. Specifically, in the present embodiment, the outer peripheral wall of the shaft housing 21 is convexly provided with a convex brim 211, the outer peripheral wall of the shaft cover 22 is convexly provided with a third buckle 229, and the third buckle 229 is located on one side of the convex brim 211 close to the first end face 219 of the shaft housing 21 in the axial direction of the shaft hole, the first end face 219 of the shaft housing 21 is convexly provided with a support table 216, the support table 216 of the shaft housing 21 abuts on the end face of the circuit board 13 of the mechanical keyboard 1 close to the positioning board 12, the third buckle 229 of the shaft cover 22 passes through the positioning hole of the positioning board 12 and is buckled on the lower end face of the positioning board 12 close to the circuit board 13, the convex brim 211 of the shaft housing 21 abuts on the upper end face of the positioning board 12 far away from the circuit board 13, thereby stably limiting and installing the shaft housing 21 and the shaft cover 22 of the light-emitting key 2 of the present embodiment on the positioning board 12 in the normal direction of the positioning board 12, and under the premise of ensuring the heat dissipation effect between the shaft housing 21 and the circuit board 13, the shaft housing 21 is supported on the circuit board 13 by the support table 216, so that the keycap 11 installed on the second end of the mechanical shaft 23 of the light-emitting key 2 of the present embodiment can maintain good balance when pressed, and promote the smooth downward pressing and rebound of the keycap 11.

In addition, the outer peripheral wall of the shaft housing 21 of this embodiment is convexly provided with a first stabilizing rib 213, the first stabilizing rib 213 extends in the axial direction of the shaft hole and is located between the convex brim 211 and the third fastener 229, and the outer peripheral surface of the first stabilizing rib 213 is arranged in an arc surface, the first stabilizing rib 213 abuts against the peripheral wall of the positioning hole of the positioning plate 12, the first stabilizing rib 213 can effectively fill a tolerance gap between the outer peripheral wall of the shaft housing 21 and the peripheral wall of the positioning hole, so that the shaft housing 21 of the luminescent key 2 of this embodiment is stably limited in the positioning hole of the positioning plate 12 in the tangential direction of the positioning plate 12, meanwhile, the first end surface 219 of the shaft housing 21 is convexly provided with a convex column 214, the outer peripheral wall of the convex column 214 is convexly provided with a second stabilizing rib 215, the second stabilizing rib 215 extends in the axial direction of the shaft hole, the outer peripheral surface of the second stabilizing rib 215 is arranged in an arc surface, the second stabilizing rib 215 abuts against the peripheral wall of the limiting hole of the circuit board 13, and the second stabilizing rib 215 can effectively fill a gap between the outer peripheral wall of the convex column 214 and the peripheral wall of the limiting hole, so that the luminescent key 2 of this embodiment is limited in the tangential direction of the positioning plate 12.

In addition, in the embodiment, the second end of the mechanical shaft 23 is provided with a connecting post 232 and a ring sleeve 231 in a protruding manner, the ring sleeve 231 is sleeved on the periphery of the connecting post 232, and the connecting sleeve 111 of the keycap 11 is sleeved on the connecting post 232 and is located between the connecting post 232 and the ring sleeve 231. Specifically, the cross section of the connection column 232 of this embodiment is in a cross shape, the two opposite side surfaces of the connection column 232 are respectively provided with the third stabilizing ribs 233 in a protruding manner, the third stabilizing ribs 233 extend in the axial direction of the shaft hole, the outer periphery of the third stabilizing ribs 233 is in an arc surface configuration, the outer periphery arc surface of the third stabilizing ribs 233 abuts against the inner peripheral wall of the cross sleeve hole of the connection sleeve 111 of the key cap 11, so that the connection column 232 of the mechanical shaft 23 is stably inserted into the connection sleeve 111 of the key cap 11, the key cap 11 is prevented from falling off from the connection column 232 of the mechanical shaft 23, and the stability and reliability of the operation are improved.

Above embodiment is only the preferred example of the utility model discloses a do not limit the utility model discloses the implementation scope, the event all is according to the utility model discloses the equivalent change or the decoration that structure, characteristic and principle were done of application for patent scope all should be included in the utility model discloses the patent application scope.

Claims (10)

1. The light-emitting key comprises a mechanical shaft, a shaft shell, a shaft cover, a first contact element and a second contact element, wherein the shaft shell is provided with a limiting cavity, the shaft cover covers the opening end of the limiting cavity and is provided with a shaft hole in a penetrating mode, the first end of the first contact element is located in the limiting cavity, the second end of the first contact element penetrates out of the shaft shell and extends in an outward protruding mode away from the first end face of the shaft cover, the first end of the second contact element is located in the limiting cavity and is electrically connected with the first end of the first contact element, and the second end of the second contact element penetrates out of the first end face of the shaft shell and extends in an outward protruding mode;

the mechanical shaft can penetrate through the shaft hole in a movable manner in the axial direction of the shaft hole, a first end of the mechanical shaft is positioned in the limiting cavity and can be abutted against a first end of the first contact element to trigger the first contact element, and a second end of the mechanical shaft protrudes out of the shaft cover and extends away from a second end face of the shaft shell and is connected with the keycap;

the shaft cover comprises a first light-transmitting section and a second light-transmitting section, the first end of the first light-transmitting section is connected with the first end of the second light-transmitting section to form a light inlet section, the second end of the first light-transmitting section extends in an arc shape around the circumference of the shaft hole, the second end of the second light-transmitting section extends in an arc shape around the circumference of the shaft hole, the first light-transmitting section and the second light-transmitting section are symmetrically arranged around the shaft hole, an inner groove is formed between the second end surface of the shaft cover and the end surfaces, far away from the shaft shell, of the first light-transmitting section and the second light-transmitting section, a through groove is formed in the first end surface of the shaft shell in a penetrating manner, and the light inlet end of the light inlet section is located in the through groove;

the light guide structure is characterized in that a first side surface, close to the first light transmission section, of the light inlet section is convexly provided with a first light guide edge, a second side surface, close to the second light transmission section, of the light inlet section is convexly provided with a second light guide edge, and the second light guide edge and the first light guide edge are symmetrically arranged relative to the light inlet section.

2. The illuminated key of claim 1, wherein:

the first light guide edge is far away from the first light guide surface of the light inlet section and extends in an arc shape from the light inlet end of the light inlet section to the second end of the first light transmission section, and the second light guide edge is far away from the second light guide surface of the light inlet section and extends in an arc shape from the light inlet end of the light inlet section to the second end of the second light transmission section.

3. The emissive key of claim 1, wherein:

the light inlet end of the light inlet section comprises a first arc-shaped surface, a straight stretching plane and a second arc-shaped surface which are sequentially connected, the first arc-shaped surface is far away from the straight stretching plane one end faces towards the first end of the shaft shell, the first end of the shaft shell is in arc-shaped extension, the second arc-shaped surface is far away from the straight stretching plane one end faces towards the first end of the shaft shell, the first arc-shaped surface and the second arc-shaped surface are symmetrically arranged on the straight stretching plane.

4. The illuminated key of claim 1, wherein:

the light inlet section is provided with a light shading buckle in a protruding mode on the side face close to the first clamping groove, and the light shading buckle is hooked in the first clamping groove.

5. The emissive key of any one of claims 1-4, wherein:

the peripheral wall of the shaft cover is provided with a second clamping groove in a penetrating mode, the peripheral wall of the shaft shell is convexly provided with a second buckle, and the second buckle is hooked in the second clamping groove.

6. The emissive key of claim 5, wherein:

a convex brim is convexly arranged on the outer peripheral wall of the shaft shell, a third buckle is convexly arranged on the outer peripheral wall of the shaft cover, and the third buckle is positioned on one side, close to the first end face of the shaft shell, of the convex brim in the axial direction of the shaft hole;

and/or a support platform is convexly arranged on the first end surface of the shaft shell.

7. The illuminated key of claim 6, wherein:

the outer peripheral wall of the shaft shell is convexly provided with a first stabilizing rib, the first stabilizing rib extends in the axial direction of the shaft hole and is positioned between the convex brim and the third fastener, and the outer peripheral surface of the first stabilizing rib is arranged in an arc surface;

and/or, the first terminal surface epirelief of axle housing is provided with the projection, the periphery wall projection of projection is provided with the steady muscle of second, the steady muscle of second is in the axial of shaft hole is gone up to extend, just the cambered surface setting is personally submitted to the periphery of the steady muscle of second.

8. The illuminated key of claim 5, wherein:

the second end of the mechanical shaft is convexly provided with a connecting column and a ring sleeve, the ring sleeve is sleeved on the periphery of the connecting column, and the connecting sleeve of the keycap is sleeved on the connecting column and is positioned between the connecting column and the ring sleeve.

9. The illuminated key of claim 8, wherein:

the cross setting is personally submitted in the cross of spliced pole, the relative both sides face that sets up of spliced pole is the protrusion respectively and is provided with the stable muscle of third, the stable muscle of third is in the axial of shaft hole is extended, just the cambered surface setting is personally submitted in the periphery of the stable muscle of third.

10. Mechanical keyboard, including luminous button, its characterized in that:

the light-emitting key according to any one of claims 1 to 9.

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