CN206349278U

CN206349278U - Key device

Info

Publication number: CN206349278U
Application number: CN201621352677.2U
Authority: CN
Inventors: 汪世盟
Original assignee: Wei Li Business Corp
Current assignee: Wei Li Business Corp
Priority date: 2016-12-09
Filing date: 2016-12-09
Publication date: 2017-07-21
Anticipated expiration: 2026-12-09

Abstract

A kind of key device is applied to be installed on a panel with a perforation, and includes a waterproof frame, and a pressing unit.The waterproof frame wear the perforation of the panel and for close the perforation and stretch out including a bottom wall for being located at the panel rear, one from the bottom wall perisporium, one extended outwardly from the perisporium periphery and be resisted against the clamping rod wall of the panel front, and one connects the clamping rod wall and the circular perforation and the frame wall for defining a tank.The clamping rod wall has a clamping face towards the tank.The pressing unit wear the waterproof frame and including one through the bottom wall of the waterproof frame shaft member, two in be reversed the spacing block set in the shaft member outer peripheral face and positioned at the bottom wall rear side side of the waterproof frame, one in contrast to the spacing block set and connect the shaft member and be located in front of the clamping rod wall pressing plate, an elastic component between the bottom wall of the pressing plate and the waterproof frame, an and keycap for being removedly arranged at the pressing plate.

Description

Key device

Technical field

The utility model is related to a kind of key device, and more particularly to a kind of energy front picks and places and is easily assembled to and convenient visitor Inhibition and generation is to meet the key device of user's request.

Background technology

At present in the use operate interface of general industry, the operation of push type is still to account for large, existing push type behaviour Make for example general common key device, the key device generally include a panel with multiple perforation, it is multiple respectively by The button of the perforation is worn on rear side of the panel, and a trigger units and spiral shell with multiple buttons corresponding respectively are located at and are somebody's turn to do Circuit board on rear side of panel, user starts set work(with the trigger unit of the triggers circuit plate by pressing the button Energy.

However, the shortcoming of existing key device is：

First, assemble and repair and be difficult：Because the button is worn on rear side of the panel, therefore in assembling, assemble people Member needs first to turn over located at assembler at the moment on rear side of the panel, the button is then worn into the panel respectively, and again will The panel, the button are after screw lock is fixed together with the circuit board, and also needing to overturn the panel again makes to be located on the button Pattern can be looked at straight for user, be appreciated that, such a key device has assembling inconvenience in assembling because need to repeatedly overturn And time-consuming shortcoming；Similarly, when thering is button to damage to repair, also need to overturn the panel again with sharp maintenance personal by the face Plate, the button are separated each other with the circuit board, so could the removal replacing, institute outward from rear side of the panel by the button of corrupted So that similarly also maintenance time can not be shortened because the panel need to be overturn.

2nd, button sets layout to be fixed：Because the panel, the button can be fixed together with the circuit board by screw lock, Therefore, can only be by the button all on rear side of the panel outward after removal when key position needs adjustment, could be further Adjustment, that is to say, that such a key device is difficult voluntarily to adjust key arrangement for user.

From the foregoing, existing key device still has it can improved place.

The content of the invention

The purpose of this utility model be to provide it is a kind of can front pick and place and be easily assembled to and facilitate customized to meet use The key device of family demand.

Key device of the present utility model is applied to be installed on a panel with a perforation.The key device is included One waterproof frame, and a pressing unit.

The waterproof frame wears the perforation of the panel and is located at the panel rear side side for closing the perforation, and including one Bottom wall, one stretch out from the bottom wall periphery and through the panel the perforation perisporium, one from the perisporium outer peripheral face Stretch out and be resisted against the clamping rod wall of the panel front, and one connects the clamping rod wall and surround the perforation and define an appearance The frame wall of groove.The clamping rod wall has a clamping face towards the tank.

The pressing unit wears the waterproof frame and is suitable for user's pressing, and including being somebody's turn to do through the waterproof frame The shaft member of bottom wall, two in be reversed in the shaft member outer peripheral face and positioned at the waterproof frame the bottom wall rear side side limit convex Block, one in contrast to the spacing block set and connect the shaft member and pressing plate in front of the clamping rod wall, one pressed positioned at this Elastic component between the bottom wall of pressing plate and the waterproof frame, and a keycap for being removedly arranged at the pressing plate.The elastic component Make the elastic force of the clamping face of the pressing plate away from the clamping rod wall with a perseverance.

Key device of the present utility model, the perisporium defines a through hole being connected with the tank, and the waterproof frame is also wrapped Include one and be opened in the perisporium and the opening being connected with the through hole.

Key device of the present utility model, the opening insertion clamping rod wall and the bottom wall of the waterproof frame, pressing plate tool There is first surface, a second surface in contrast to the first surface towards the clamping rod wall, and one from second table The direction projection of the first surface and the locating piece of the opening of the neighbouring waterproof frame are faced away from, the keycap has a confession should The light-transmitting opening that the locating piece of pressing plate is worn.

Key device of the present utility model, the keycap also has a basal wall, and one stretches out from the basal wall periphery Surrounding wall, the light-transmitting opening insertion basal wall and the surrounding wall.

There is key device of the present utility model, the basal wall of the keycap one separately and to supply pattern shape with the light-transmitting opening Pattern face on Cheng Yu.

Key device of the present utility model, the pressing plate also has multiple recessed necks in the first surface, the keycap Also there are multiple trips for being located at the surrounding wall inner surface and being embedded in the neck respectively.

Key device of the present utility model, the pressing plate is rectangular and also has positioned at first side of the shaft member both sides Side and second side, a recessed main latch position in the first surface and the neighbouring first side, and two recessed in this First surface and the neighbouring second side and the vice card groove for being located at the locating piece both sides, the keycap also have one from the surrounding wall Projection inwardly and for being embedded in the main card tenon of the main latch position, and two respectively from surrounding wall projection inwardly and for being embedded in The vice card tenon of the vice card groove.

Key device of the present utility model, the shaft member has a head of a neighbouring pressing plate, and two separately and The extension extended respectively from the head towards the direction away from the pressing plate, the spacing block set is located at the extension respectively.

Key device of the present utility model, the clamping rod wall of the waterproof frame also have one towards the panel front against Face, and a direction from being somebody's turn to do against the panel is faced away from is recessed and surround the annular groove of the perforation, the key device is also included One pad positioned at the annular groove.

Key device of the present utility model, the waterproof frame also has two limited walls for being located at the perisporium both sides, each Limited wall have one connect the first sidepiece of the perisporium, one in contrast to first sidepiece and with the perisporium separately second Sidepiece, and one from second sidepiece towards away from the perisporium direction projection and positioned at the panel rear side side stopper protrusion.

The beneficial effects of the utility model, when being towards the panel front, the waterproof frame can be distinguished with the pressing unit It is mounted directly or dismantles in the panel and the waterproof frame, and the keycap is removedly to be arranged at the pressing plate, therefore, whether Assembling maintenance process or key arrangement are needed to readjust, and the utility model can be set and reach and be easy in which pick and place by front Assembling maintenance, and customized key are laid out to meet the purpose of user's request.

Brief description of the drawings

Fig. 1 is a three-dimensional exploded view, illustrates a kind of one embodiment of key device of the utility model, is applicable and is installed on One has a panel perforated；

Fig. 2 is a three-dimensional combination figure, illustrates the assembled state of the embodiment；

Fig. 3 is a sectional view, and explanation is the view acquired by III-III rectilinear direction along along Fig. 2, and the embodiment In a non-pressed state；

Fig. 4 is a sectional view, and explanation is the view acquired by IV-IV rectilinear direction along along Fig. 2；

Fig. 5 is a sectional view, and explanation is the view acquired by V-V rectilinear direction along along Fig. 2；

Fig. 6 is a view for being similar to Fig. 3, illustrates that the embodiment is in a pressed state.

Embodiment

Below in conjunction with the accompanying drawings and the utility model is described in detail embodiment.

Refering to Fig. 1,2, one embodiment of the utility model key device is applied to be installed on one with a perforation 911 panel 91.The key device includes a waterproof frame 1, a pressing unit 2, and a pad 3.

Refering to Fig. 1,3,4, the waterproof frame 1 wears the perforation 911 of the panel 91 and for closing the perforation 911, and wraps Include one and be located at the bottom wall 11 of the rear side side of panel 91, being somebody's turn to do for the panel 91 that stretches out from the periphery of bottom wall 11 and pass through Perforation 911 perisporium 12, one the positive clamping rod wall 13 of the panel 91 is extended outwardly and is resisted against from the periphery of perisporium 12, and One connects the clamping rod wall 13 and surround the perforation 911 and define the frame wall 14 of a tank 141.

In the present embodiment, the perisporium 12 defines a through hole 121 being connected with the tank 141.The clamping rod wall 13 has Have one towards the tank 141 clamping face 131, one towards the positive abutment face 132 of the panel 91, and one from should be against Annular groove 133 of the face 132 towards the recessed and circular perforation 911 in the direction away from the panel 91.The pad 3 is located at the annular groove 133, and The pad 3 can be O-ring.It is preferred that the waterproof frame 1 also has two limited walls 15 for being located at the both sides of perisporium 12, and one Be opened in the perisporium 12 and be connected with the through hole 121 and the insertion clamping rod wall 13 and the bottom wall 11 opening 16.Each limit Position wall 15 have one connect the first sidepiece 151 of the perisporium 12, one in contrast to first sidepiece 151 and with the phase of perisporium 12 Second sidepiece 152 at interval, and one from second sidepiece 152 towards the direction projection away from the perisporium 12 and positioned at the panel 91 The stopper protrusion 153 of rear side side.Supplementary notes, second sidepiece 152 of the limited wall 15 respectively with the perisporium 12 Design separately, can allow second sidepiece 152 compressed the Shi Nengchao perisporiums 12 close to and reduced outside diameter, and then Allow the waterproof frame 1 can more easily removal in the panel 91.

It is noted that the waterproof frame 1 is rectangular in the present embodiment, but its shape can change according to actual demand, and Not limited to this.

The pressing unit 2 wears the waterproof frame 1 and is suitable for user's pressing, and passes through the waterproof frame 1 including one The bottom wall 11 shaft member 21, two in be reversed in the outer peripheral face of the shaft member 21 and positioned at the waterproof frame 1 the bottom wall 11 after The spacing block set 22 of side, one in contrast to the spacing block set 22 and connect the shaft member 21 and positioned at the front of the clamping rod wall 13 Pressing plate 23, the elastic component 24 that is located between the bottom wall 11 of the pressing plate 23 and the waterproof frame 1, and one removedly set It is placed in the keycap 25 of the pressing plate 23.

It is preferred that the shaft member 21 has a head 211 of a neighbouring pressing plate 23, and two separately and respectively from should The extension 212 that head 211 extends towards the direction away from the pressing plate 23.The spacing block set 22 is located at the extension respectively 212。

Refering to Fig. 1,4,5, the pressing plate 23 have one towards the clamping rod wall 13 first surface 231, one in contrast to The second surface 232 of the first surface 231, one from the second surface 232 towards away from the first surface 231 direction projection and The locating piece 233 of the opening 16 of the neighbouring waterproof frame 1, the first side 234 and one for being located at the both sides of shaft member 21 respectively Individual second side 235, it is connected the first side 234 and the second side 235 respectively and in the 3rd side being reversed 236 and four side 237, a recessed main latch position 238 in the first surface 231 and the neighbouring first side 234, and Two recessed in the first surface 231 and the neighbouring second side 235 and positioned at the vice card groove 239 of the both sides of locating piece 233.Need It is noted that the pressing plate 23 is rectangular in the present embodiment, but its shape can change according to actual demand, however it is not limited to this.

The keycap 25 have basal wall 251, one stretch out from the periphery of basal wall 251 surrounding wall 252, a confession The light-transmitting opening 253 that the locating piece 233 of the pressing plate 23 is worn, and one from the projection inwardly of surrounding wall 252 and for being fitted together to In the main card tenon 254 of the main latch position 238, and two respectively from the projection inwardly of surrounding wall 252 and for being embedded in the vice card The vice card tenon 255 of groove 239.In the present embodiment, the basal wall 251 of the keycap 25 have one with the light-transmitting opening 253 separately And for the pattern face 256 that pattern is formed at, it is preferred that the insertion of light-transmitting opening 253 basal wall 251 and the surrounding wall 252.Mend Explanation is filled, the pattern face 256 of the keycap 25 can be formed a pattern in the mode shape such as laser carved or ink jet printing.

It is noted that the keycap 25 is rectangular in the present embodiment, but its shape can change according to actual demand, not It is limited to this.In addition, the pressing plate 23 can also only have two recessed in the first surface 231 and to be respectively adjacent to the 3rd side 236 With the neck of the four side 237；The keycap 25 can also only have two trips for being respectively correspondingly embedded in the neck, such as This, can also lift the keycap 25 degree of the engaging with the pressing plate 23.

During installation, the pad 3 only need to be arranged to the annular groove 133 of the clamping rod wall 13, the elastic component 24 is sheathed on this In shaft member 21, the waterproof frame 1 is sequentially then worn into the perforation 911 into the panel 91, the shaft member 21 by the pressing unit 2 The bottom wall 11 of the waterproof frame 1 is worn and be limited in, finally the keycap 25 is removedly embedded in the pressing plate 23 again, i.e., It can complete to install, it is very easy on installation exercise, and only need to can be installed and be dismantled by the front side of panel 91, it is not required to repeatedly The panel 91 is overturn without the circuit board is moved, so assembling and maintenance time and cost can be reduced, it should be appreciated that, when When the panel 91 need to be arranged in the perforation 911 of the panel 91 respectively with multiple perforation 911, and multiple key devices, The utility model is in benefit of the lifting assembling speed with reduction maintenance time, more significantly.

Refering to 3,4,6, using upper, when a non-pressed state (as shown in Figure 3), the elastic component 24 surrounds the pressing The shaft member 21 of unit 2 and make the elastic force of the clamping face 131 of the pressing plate 23 away from the clamping rod wall 13 with a perseverance, should The spacing block set 22 of pressing unit 2 is resisted against the bottom wall 11 of the waterproof frame 1；(such as Fig. 6 institutes when a pressed state Show), the pressing plate 23 is close towards the clamping face 131 of the clamping rod wall 13 by external force effect, and the spacing block set 22 is remote should The bottom wall 11 of waterproof frame 1, and the end of shaft member 21 is contacted with a circuit board (not shown) to trigger set function, when When the pressing plate 23 is no longer compressed by external force, the pressing unit 2 will return to the non-pressed state, and the end of shaft member 21 is remote should Circuit board.

Describe in detail, the outer peripheral face positioned at the perisporium 12 of the waterproof frame 1 of the rear side side of panel 91 can be closely It is set in the inner peripheral surface of a shading cover body 92 (as schematically shown in Figure 4), and the shading cover body 92 provided with one and the circuit board In the luminescence component 93 of electrical connection.When triggering the function set by the circuit board to make the luminescence component 93 light, light can be through Advanced by the opening 16 of the waterproof frame 1 towards the pressing plate 23, allow the periphery of keycap 25 that luminance is presented whereby, due to, The utility model keycap 25 has the light-transmitting opening 253, and wears the locating piece 233 of the pressing plate 23 of the light-transmitting opening 253 Can be the design using light-transmitting materials, thus can increase light by area and lift the luminosity of the periphery of keycap 25, In this way, when user is in the not enough place of light, the pattern on the keycap 25 still can be seen clearly that.

The advantage of the present embodiment, can be summarized as follows by the explanation more than：

First, the keycap 25 of the present utility model is removedly to be arranged at the pressing plate 23 with picking and placeing for user front, Therefore, when key arrangement needs to readjust, the utility model can save dismounting and built-up time, so using upper more square Just.

2nd, the waterproof frame 1 of the present utility model and the pressing unit 2 be all can be installed by the front side of panel 91 and Dismantle, therefore, extra dismounting is all not required in installation and maintenance and overturns the panel 91 and the circuit board, if in addition, working as has button When device is damaged, it is only necessary to change the key device damaged, without interlocking to other key devices, so with peace Assembly and disassembly are unloaded easily and installation and maintenance time and cost can be greatly reduced.

3rd, the utility model pad 3 is arranged at the annular groove 133, and the waterproof frame 1 is arranged in the perforation of the panel 91 911 to close the design of the perforation 911, and the elastic component 24 can allow the utility model to reach around the design of the shaft member 21 To good water proofing property, grease proofness and dust-proof effect, thus can be prevented effectively from the circuit board at the rear of panel 91 because water, Oil, dust are short-circuit and failure is damaged.

4th, the pressing plate 23 of the present utility model has the main latch position 238 and the vice card groove 239, and the keycap 25 has There is the main card tenon 254 for being embedded in the main latch position 238, with the vice card tenon 255 for being embedded in the vice card groove 239 Design (as shown in Fig. 1 and Fig. 5), the keycap 25 degree of the engaging with the pressing plate 23 can be lifted, to prevent the keycap 25 de- The situation for falling within the pressing plate 23 occurs.

In summary, when key device effect of the present utility model is towards the panel front, the waterproof frame 1 is pressed with this Pressure unit 2 can be mounted directly or be dismantled respectively in the panel 91 and the waterproof frame 1, and the keycap 25 is removedly to be arranged at this Pressing plate 23, therefore, whether assembling maintenance process or key arrangement needs to readjust, and the utility model can pass through front Set and reach and be easily assembled to repair and facilitate the customized purpose to meet user's demand with picking and placeing, so can reach really The purpose of this utility model.

Claims

1. a kind of key device, it is adaptable to be installed on a panel with a perforation, the key device includes a waterproof Frame, and a pressing unit, it is characterised in that：

The waterproof frame wears the perforation of the panel and for closing the perforation, and including a bottom for being located at the panel rear side side Wall, one stretch out from the bottom wall periphery and through the panel the perforation perisporium, one faced out from the perisporium periphery Extend and be resisted against the clamping rod wall of the panel front, and one connects the clamping rod wall and around the perforation and defines tank Frame wall, the clamping rod wall has a clamping face towards the tank；And

The pressing unit wears the waterproof frame and is suitable for user's pressing, and the bottom wall including one through the waterproof frame Shaft member, two in be reversed in the shaft member outer peripheral face and positioned at the waterproof frame the bottom wall rear side side spacing block set, one It is individual in contrast to the spacing block set and connect the shaft member and pressing plate in front of the clamping rod wall, one be located at the pressing plate with Elastic component between the bottom wall of the waterproof frame, and a keycap for being removedly arranged at the pressing plate, the elastic component have one Individual perseverance makes the elastic force of the clamping face of the pressing plate away from the clamping rod wall.

2. key device according to claim 1, it is characterised in that：The perisporium define one be connected with the tank it is logical Hole, the waterproof frame is also opened in the perisporium and the opening being connected with the through hole including one.

3. key device according to claim 2, it is characterised in that：The opening insertion clamping rod wall of the waterproof frame is with being somebody's turn to do Bottom wall, the pressing plate has first surface, a second surface in contrast to the first surface towards the clamping rod wall, and One from the second surface towards the direction projection away from the first surface and the locating piece of the opening of the neighbouring waterproof frame, the key Cap has the light-transmitting opening that the locating piece of the confession pressing plate is worn.

4. key device according to claim 3, it is characterised in that：The keycap also has a basal wall, and one certainly should The surrounding wall that basal wall periphery stretches out, the light-transmitting opening insertion basal wall and the surrounding wall.

5. key device according to claim 4, it is characterised in that：The basal wall of the keycap has one and the light-transmitting opening The pattern face separately and for pattern being formed at.

6. key device according to claim 4, it is characterised in that：The pressing plate also has multiple recessed in first table The neck in face, the keycap also has multiple trips for being located at the surrounding wall inner surface and being embedded in the neck respectively.

7. key device according to claim 4, it is characterised in that：The pressing plate is rectangular and also has positioned at the shaft member One first side of both sides and a second side, a recessed main card in the first surface and the neighbouring first side Groove, and two recessed in the first surface and the neighbouring second side and positioned at the vice card groove of the locating piece both sides, the keycap is also With one from surrounding wall projection inwardly and for being embedded in the main card tenon of the main latch position, and two respectively from the surrounding wall court Interior projection and the vice card tenon for being embedded in the vice card groove.

8. key device according to claim 1, it is characterised in that：The shaft member has the head of a neighbouring pressing plate Portion, and two extensions extended separately and respectively from the head towards the direction away from the pressing plate, the spacing block set point Wei Yu not the extension.

9. the key device according to any claim in claim 1 to 8, it is characterised in that：The card of the waterproof frame Wall of pulling also has an abutment face towards the panel front, and one from should it is recessed against the direction that faces away from the panel and Around the annular groove of the perforation, the key device is also comprising a pad for being located at the annular groove.

10. key device according to claim 9, it is characterised in that：The waterproof frame also has two and is located at the perisporium two The limited wall of side, each limited wall have one connect the first sidepiece of the perisporium, one in contrast to first sidepiece and with The second sidepiece of the perisporium separately, and one from second sidepiece towards the direction projection away from the perisporium and after the panel The stopper protrusion of side.