CN109166751A - A kind of switch - Google Patents
A kind of switch Download PDFInfo
- Publication number
- CN109166751A CN109166751A CN201811193301.5A CN201811193301A CN109166751A CN 109166751 A CN109166751 A CN 109166751A CN 201811193301 A CN201811193301 A CN 201811193301A CN 109166751 A CN109166751 A CN 109166751A
- Authority
- CN
- China
- Prior art keywords
- switch
- key
- keyway
- contact
- lower casing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/12—Movable parts; Contacts mounted thereon
- H01H13/14—Operating parts, e.g. push-button
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/26—Snap-action arrangements depending upon deformation of elastic members
- H01H13/28—Snap-action arrangements depending upon deformation of elastic members using compression or extension of coil springs
- H01H13/30—Snap-action arrangements depending upon deformation of elastic members using compression or extension of coil springs one end of spring transmitting movement to the contact member when the other end is moved by the operating part
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/26—Snap-action arrangements depending upon deformation of elastic members
- H01H13/28—Snap-action arrangements depending upon deformation of elastic members using compression or extension of coil springs
- H01H13/32—Snap-action arrangements depending upon deformation of elastic members using compression or extension of coil springs one end of spring being fixedly connected to the stationary or movable part of the switch and the other end reacting with a movable or stationary rigid member respectively through pins, cams, toothed, or other shaped surfaces
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/50—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member
- H01H13/52—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member the contact returning to its original state immediately upon removal of operating force, e.g. bell-push switch
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/50—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member
- H01H13/52—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member the contact returning to its original state immediately upon removal of operating force, e.g. bell-push switch
- H01H2013/525—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member the contact returning to its original state immediately upon removal of operating force, e.g. bell-push switch using a return spring acting perpendicular to the actuating direction
Landscapes
- Push-Button Switches (AREA)
Abstract
A kind of switch of the invention, keyway is provided in the switch, the first spring, movable contact spring, second spring, key are sequentially installed in keyway from top to bottom, keyway two sides are provided with inlet wire contact mounting groove and outlet contact mounting groove, and inlet wire contact and outlet contact are respectively arranged in corresponding slot.By squeezing key, compress the first spring second spring, movable contact spring moves down, to connect inlet wire contact and outlet contact, circuit is connected；Key is discharged, the first spring bounces, and movable contact spring moves up, thus disconnecting circuit.Switch of the invention is further furnished with grafting elastic slice and connecting terminal in switch-side wall, to realize that the modularization of switch uses.
Description
Technical field
The present invention relates to field of switches, more specifically to a kind of switch.
Background technique
Key switch used in the prior art includes key, movable contact spring and static contact, makes key by pressing keys
Body causes to squeeze to dynamic touching, so that movable contact spring be made to move down.At least one in movable contact spring and static contact is elastic construction, is led to
It crosses movable contact spring and elasticity electrical connection is realized by plane-plane contact with corresponding static contact, to realize switch ways.
A kind of " the increasing journey detachable key switch " of Publication No. CN108550485A, a kind of increasing journey detachable key switch of the invention, packet
It includes including shell, key body, movable contact spring, static contact, reseting elastic element and distance increasing shell element.The movable contact spring and the activity of key body
Connection, the movable contact spring can move reciprocatingly inside the shell along the key body direction of motion.Distance increasing shell element one end and dynamic touching
Piece contact, the other end are contacted with key body or shell.In the case where increasing journey detachable key switch original state, by stretching or pressing key body, make
Key body drives movable contact spring mobile, after movable contact spring and static contact contact, switch ways；Continue to stretch or press key body, movable contact spring
It is slided along key body, distance increasing shell compression element, the connection status of static contact and movable contact spring is constant, and detachable key switch obtains distance increasing shell
Element continues compressed travel increments.After release key body, reseting elastic element resets key body, and key body moves up, when increasing journey
When elastic element reaches range, movable contact spring follows key body to continue to move up under the action of reseting elastic element, final to disconnect
Circuit.
A kind of " a kind of socket that false-touch prevention switching on and shutting down use the false-touch prevention to switch " of Publication No. CN108461319A, should
A kind of false-touch prevention switch of invention includes key switch, pressing plate and protective shell, and key is arranged in pressing plate middle position, and passes through
Protective shell gets up massage protection, and pressing plate both ends are then exposed to protective shell.By being arranged on the contact surface of key and pressing plate
Pivot structure could drive actuation of keys, thus control switch state so that there was only while squeezing or stretching pressing plate both ends；?
When discharging pressing plate either end, pressing plate rotates with key, and the other end tilts, key release, so that switch be made to restore initial shape
State.Simultaneously elastic element can be set on pressing plate or key, make during squeezing pressing plate, spring-compressed to a certain extent after
Start button continues key no longer generating state when compression and changes, so that false-touch prevention switch be made to obtain more stable performance.
A kind of " modular jack " of Publication No. CN108418041A, the switch module include module body and conductive bullet
Piece；The electroconductive elastic sheet is fixed on switch module side wall, and electroconductive elastic sheet is electrically connected with respective lines inside module body.
Summary of the invention
1. technical problems to be solved by the inivention
The purpose of the present invention is to solve existing switch when movable contact be electrically connected with stationary contact, because of switch key formation and
It is required when movable contact is electrically connected with stationary contact to form uncoordinated problem.Meanwhile multi-pass crosses exchanging structure in prior art
It is assembled, needs to expend extra material and assembling steps relatively complicated problem during at production to make to switch, provide
It is a kind of convenient for assembling to open hanging hang structure.Meanwhile in the prior art, switch module is being suitable for the socket box with inserting groove
When, because connecting terminal is not known unreasonable, and cause space utilization in socket box poor, to provide a kind of effective use socket
The scheme in space in box.
2. technical solution
In order to achieve the above objectives, technical solution provided by the invention are as follows:
A kind of switch of the invention, including switch upper casing, switch lower casing and switching function portion；The switching function portion includes
Static contact, movable contact spring, key, elastic element, keyway and static contact mounting groove；The static contact includes inlet wire contact and outlet touching
Piece；The static contact mounting groove includes inlet wire contact mounting groove and outlet contact mounting groove；The elastic element includes the first bullet
Property element and the second elastic element；The keyway is fixedly installed in switch lower casing or forms integral structure with switch lower casing；Institute
Keyway bottom end is stated to be connected with switch lower casing inner bottom surface；Two static contacts are respectively arranged in the corresponding static contact installation in keyway two sides
In slot；Mutually independent spacing is set in keyway for the movable contact spring, key, the first elastic element and the second elastic element, and
First elastic element is located at keyway bottom, is followed successively by movable contact spring, the second elastic element, key above the first elastic element.
Further, the keyway two sides are provided with the opening for being opened on keyway top, and the depth that is open is less than keyway
Depth, the opening are connected with the static contact mounting groove of keyway two sides.
Further, the movable contact spring longitudal section is class " several " character form structure；The movable contact spring include contact limiting section,
Contact interconnecting piece and contact portion；The contact limiting section and keyway internal diameter are adapted, and the contact limiting section is located at contact connection
In the middle part of portion, the contact interconnecting piece may pass through opening and enter static contact mounting groove；The contact site is in contact interconnecting piece end.
Further, the key includes key press portion and key limiting section；The key limiting section is located at key
Above press section；There is the part in keyway in key press portion any time, and key press portion can be in keyway
It moves up and down.
Further, the key limiting section outer diameter is greater than the key hole internal diameter on switch upper casing.
Further, the key further includes manual portion, and the key limiting section is located at manual control portion and key press portion
Between, the manual control portion may pass through key hole and be exposed to switch upper casing surface.
Further, the switch includes two groups of switching function portions；The switch further includes master control device；The master control
Device includes pressing plate and lower casing bracket；The lower casing bracket is fixedly installed on medium position in switch lower casing or descends hull shape with switch
It is into a single integrated structure；Two groups of switching function portions are symmetrically disposed on lower casing bracket two sides respectively.
Further, the pressing plate includes substrate, angle positioning region and press section；The angle positioning region is located at substrate
On on both sides of the middle position, the extruded parts is in substrate both ends；It is pair that the angle positioning region, which is with plane where the cylinder longitudinal axis,
The columnar part for claiming two spacing of plane to be less than between the plane of body diameter is formed by column structure；Correspondingly, described
Lower casing cantilever tip is provided with the semi-circular groove being adapted with angle positioning region diameter, and semi-circular groove bottom is provided with and angle
The angle positioning region tracks being adapted at the smaller outer diameter in positioning region move rail to accommodate angle positioning region in angle positioning region
It moves up and down in road；The substrate motion track being adapted with substrate width is provided on two side position of lower casing bracket, it is described
Substrate motion track and angle positioning region tracks are perpendicular；Substrate both ends may pass through substrate motion track and be exposed to lower casing branch
On the outside of frame；The substrate can move up and down along substrate motion track；
Correspondingly, being provided with upper casing bracket on the switch upper casing；The upper casing bracket by position and pressing plate two sides angle
It spends positioning region to be adapted, and two laminated structures of the lower end with the adaptable semi-circular groove of outer diameter and semi-circular groove internal diameter
Composition, and a certain distance is provided between the bottom of semi-circular groove and switch upper casing inner bottom surface；The upper casing bracket is fixed to be connected
It is connected in switch upper casing or forms integral structure with switch upper casing；The switch upper casing with pressing plate both ends corresponding position, point
It is not provided with the through-hole for being opened on switch upper casing top surface or being opened on switch upper casing top surface and side wall simultaneously.
Further, described two press sections are located at the keys upwards position in one group of switching function portion, and squeeze
Splenium can vertically downward pressing keys maximum distance be greater than press down on key with distance needed for control switch on-off.
Further, the switch further includes partition, and there are two the partitions, and two partitions lead to respectively to be fixedly installed on
Two keyway upper ends；The pressing groove being adapted with keyway position is provided on the partition, the pressing groove is opened on partition top
Face is opened on partition simultaneously towards the side wall of master control switch longitudinal axis side；Limiting slot, key is collectively formed in pressing groove and keyway
Limit is set in limiting slot.
Further, the switch further includes support plate；The support plate limit is set to the lower casing of angle positioning region
It can move up and down in bracket and along substrate motion track, and substrate two sides are provided with and are pierced by substrate motion track respectively and extend to phase
The switch control foot for the keys upwards position answered.
Further, the switch further includes connecting terminal and is fixedly installed on respectively to switch on opposite two sides side wall
Grafting elastic slice；The connecting terminal be mounted on two grafting elastic slices on switch side wall between the sidewalls or be installed on switch
Bottom；The grafting elastic slice is electrically connected to outlet contact；The connecting terminal is electrically connected to inlet wire contact.
Further, the connecting terminal is installed on switch side wall；The switch further includes guard screen；It is described anti-
Two connecting terminals are isolated by shield partition, and route accommodation groove is provided between guard screen, and the route accommodation groove is located at
Switch side wall medium position.
Further, it is described switch further include indicator light, two binding posts of the indicator light respectively with one group of switch
Outlet contact electrical connection in function part；Correspondingly, the switch upper casing further includes instruction socket.
Further, a kind of switch realizes the mode of circuit stability connection are as follows: by pressing keys, by the first bullet
The poor flexibility of property element and the second elastic element further controls movable contact spring present position, when pressing keys to a certain degree when,
Movable contact spring is electrically connected with static contact, final turning circuit, at this point, the first elastic element buffer part the most, with improve movable contact spring with
The electrical connection stability of static contact；When discharging key, the first elastic element moves up movable contact spring to disconnect as reset element
Circuit.
3. beneficial effect
Using technical solution provided by the invention, compared with prior art, have the following beneficial effects:
1, a kind of switch of the invention, by the way that movable contact spring is clamped between the first elastic element and the second elastic element,
To realize the movement of movable contact spring by compression and release of the key to spring, structure is simple, convenient for assembling.
2, a kind of switch of the invention, by the way that master control device is arranged in switch, to realize the function of safety protection of switch.
3, a kind of switch of the invention by the way that connecting terminal and safeguard structure is arranged on switch side wall, while switching
Grafting elastic slice is arranged in lateral wall, consequently facilitating switch moduleization uses.
4, a kind of switch of the invention, by the way that route accommodation groove is arranged in switch side wall, convenient for intervening zero in connecting terminal
After line and firewire, lead can by route accommodate storehouse be pierced by socket shell, meanwhile, can be used for accommodating ground wire connecting terminal and ground wire into
Line, thus when socket box in space efficiently utilized.
Detailed description of the invention
A kind of Fig. 1 are as follows: switch sectional view in embodiment 1；
A kind of Fig. 2 are as follows: switch lower casing top side view in embodiment 1；
A kind of Fig. 3 are as follows: switch movable contact piece underneath side elevation view in embodiment 1；
A kind of Fig. 4 are as follows: keyway top side view in embodiment 1；
A kind of Fig. 5 are as follows: key top side view in embodiment 1；
A kind of Fig. 6 are as follows: switch upper casing underneath side elevation view in embodiment 1；
A kind of Fig. 7 are as follows: movable contact spring top side view in embodiment 2
A kind of Fig. 8 are as follows: key top side view in embodiment 3；
A kind of Fig. 9 are as follows: lower casing bracket sectional view in embodiment 4；
A kind of Figure 10 are as follows: lower casing bracket top side view in embodiment 4；
A kind of Figure 11 are as follows: partition top side view in embodiment 4；
A kind of Figure 12 are as follows: pressing plate top side view in embodiment 4；
A kind of Figure 13 are as follows: switch lower casing top side view in embodiment 4；
A kind of Figure 14 are as follows: switch sectional view in embodiment 5；
A kind of Figure 15 are as follows: grafting elastic slice top side view in embodiment 5；
A kind of Figure 16 are as follows: switch bottom view in embodiment 5；
A kind of Figure 17 are as follows: switch upper casing underneath side elevation view in embodiment 4；
A kind of Figure 18 are as follows: switch lower casing top side view in embodiment 7；
A kind of Figure 19 are as follows: switch sectional view in embodiment 6；
A kind of Figure 20 are as follows: support plate top side view in embodiment 6；
A kind of Figure 21 are as follows: switch upper casing underneath side elevation view in embodiment 7；
A kind of Figure 22 are as follows: switch side view in embodiment 7；
A kind of Figure 23 are as follows: switch top view in embodiment 7；
A kind of Figure 24 are as follows: switch front view in embodiment 7；
A kind of Figure 25 are as follows: switch top view in embodiment 7；
A kind of Figure 26 are as follows: switch front view in embodiment 7；
A kind of Figure 27 are as follows: switch upper casing underneath side elevation view in embodiment 8；
A kind of Figure 28 are as follows: switch side view in embodiment 8；
A kind of Figure 29 are as follows: switch underneath side elevation view in embodiment 8；
A kind of Figure 30 are as follows: switch lower casing top side view in embodiment 8；
A kind of Figure 31 are as follows: connecting terminal top side view in embodiment 8；
A kind of Figure 32 are as follows: switch top view in embodiment 8；
A kind of Figure 33 are as follows: switch bottom view in embodiment 8；
A kind of Figure 34 are as follows: switch front view in embodiment 8；
A kind of Figure 35 are as follows: switch rearview in embodiment 8；
A kind of Figure 36 are as follows: switch lower casing underneath side elevation view in embodiment 8；
A kind of Figure 37 are as follows: switch upper casing top side view in embodiment 8；
A kind of Figure 38 are as follows: switch top view in embodiment 8；
A kind of Figure 39 are as follows: switch front view in embodiment 8；
A kind of Figure 40 are as follows: keyway arrangements schematic diagram in embodiment 9；
A kind of Figure 41 are as follows: switch upper casing top side view in embodiment 9；
A kind of Figure 42 are as follows: switch upper casing underneath side elevation view in embodiment 9；
A kind of Figure 43 are as follows: switch lower casing top side view in embodiment 9；
A kind of Figure 44 are as follows: switch lower casing top side view in embodiment 9；
A kind of Figure 45 are as follows: switch lower casing top side view in embodiment 10.
Label declaration in figure:
1, upper casing is switched；101, key hole；102, through-hole；103, socket is indicated；104, rectangular channel；105, control hole；
106, card slot；2, lower casing is switched；201, inlet wire contact mounting groove；202, outlet contact mounting groove；203, connecting terminal accommodation groove；
204, light trough is indicated；205, connecting terminal fixed structure；206, notch；3, movable contact spring；301, contact limiting section；302, contact connects
Socket part；303, contact portion；4, key；401, key press portion；402, key limiting section；403, manual control portion；5, keyway；501, it opens
Mouthful；6, inlet wire contact；7, outlet contact；8, the first elastic element；9, the second elastic element；10, pressing plate；1001, substrate；
1002, angle positioning region；1003, press section；11, lower casing bracket；1101, semi-circular groove；1102, angle positioning region moves rail
Road；1103, substrate motion track；1104, clamping structure；12, upper casing bracket；1201, arc-shaped slot；13, connecting terminal；14,
Grafting elastic slice；15, guard screen；16, route accommodation groove；17, support plate；18, secondary spring；19, limit card slot.
Specific embodiment
To further appreciate that the contents of the present invention, the present invention is described in detail with reference to the accompanying drawing.
Embodiment 1
As shown in figures 1 to 6, a kind of switch of the present embodiment, including switch upper casing 1, switch lower casing 2 and switching function portion；Institute
Stating switching function portion includes static contact, movable contact spring 3, key 4, keyway 5, the first elastic element 8, the second elastic element 9 and stationary contact
Piece mounting groove.The keyway 5 is fixedly installed in switch lower casing 2 or forms integral structure with switch lower casing 2.5 bottom surface of keyway with
Switch 2 inner bottom surface of lower casing is connected.The static contact includes inlet wire contact 6 and outlet contact 7.Inlet wire contact 6 and outlet contact 7
It is respectively arranged in 5 two sides of keyway corresponding inlet wire contact mounting groove 201 and outlet contact mounting groove 202.The movable contact spring
3, mutually independent spacing is set in keyway 5 for key 4, the first elastic element 8 and the second elastic element 9, and the first elasticity member
Part 8 is located at 5 bottom of keyway, and movable contact spring 3, the second elastic element 9, key 4 are followed successively by above the first elastic element 8.
5 two sides of keyway are provided with the opening 501 for being opened on 5 top of keyway, and 501 depth that are open are less than keyway 5 deeply
Degree, so that inlet wire contact 6 be avoided directly to be electrically connected with outlet contact 7 by the first elastic element 8.The opening 501 and keyway 5
The static contact mounting groove of two sides is connected.
3 longitudal section of movable contact spring is class " several " character form structure；The movable contact spring 3 includes contact limiting section 301, contact company
Socket part 302 and contact portion 303；The contact limiting section 301 is adapted with 5 internal diameter of keyway, and the contact limiting section 301 is located at touching
302 middle part of piece interconnecting piece, the contact interconnecting piece 302 may pass through opening 501 and enter static contact mounting groove；The contact portion 303
Positioned at 302 end of contact interconnecting piece.
The key 4 includes manual control portion 403, key press portion 401 and key limiting section 402；The key limiting section 402
Between manual portion 403 and key press portion 401,403 manual control portion may pass through key hole 101 and be exposed to switch upper casing 1
Surface.
There is the part in keyway 5 in 401 any time of key press portion, and key press portion 401 can be in key
It moves up and down in slot 5.402 outer diameter of key limiting section is greater than 101 internal diameter of key hole on switch upper casing 1.Pass through pressing
The first elastic element 8, the second elastic element 9 are compressed, is made under movable contact spring to be moved down by key press portion 401 in manual portion 403
It moves, finally connects circuit.Manual control portion 403 is discharged, the first elastic element 8 and the second elastic element 9 reset, and movable contact spring 3 resets, from
And disconnecting circuit connects.
In the present embodiment, first elastic element 8, the second elastic element 9 can be the elasticity knots such as spring, bullet needle, elastic slice
Structure.
In the present embodiment, the inlet wire contact 6 and outlet contact 7, which can be distinguished, is arranged net on its contact surface with movable contact spring 3
The salient point of line structure or meshy arrangement, to avoid the contacted reliability of switch influencing contactor when entering dust.
A kind of switch of the present embodiment realizes the mode of circuit stability connection are as follows: by pressing keys 4, by the first bullet
The poor flexibility of property element 8 and the second elastic element 9 further controls 3 present position of movable contact spring, when pressing keys 4 are to a certain degree
When, movable contact spring 3 is electrically connected with static contact, final turning circuit, at this point, the first elastic element 8 buffer part the most, to improve dynamic touching
Piece 3 is electrically connected stability with static contact；When discharging key 4, the first elastic element 8 is used as reset element, makes on movable contact spring 3
It moves with disconnecting circuit.
Embodiment 2
As shown in fig. 7, a kind of switch of the present embodiment, identical as switch main body structure described in embodiment 1, difference
Be in: the column structure of protrusion, the pluggable keyway of the column structure of the protrusion are provided with below the contact limiting section 301
It is interior, and pump in keyway.The purpose of set column structure is to shorten the first elasticity member in the present embodiment
Part 8 is to the valid round moment of movable contact spring 3 to improve space utilization rate.
Embodiment 3
As shown in figure 8, a kind of switch of the present embodiment, with switch main body structure described in embodiment 1-2 any embodiment
It is identical, the difference is that: cancel the manual portion 403 on the key 4, so that key in hole is formed, by inserting object
Enter key hole 101 with the upper and lower displacement of control button, thus the on-off of control switch.
Embodiment 4
As shown in Fig. 9-14, a kind of switch of the present embodiment, the switching function including switch described in two groups of embodiments 3
Portion；One of the present embodiment switch further includes master control device；The master control device includes pressing plate 10 and lower casing bracket 11.It is described
Lower casing bracket 11 is fixedly installed on medium position in switch lower casing 2 or forms integral structure with switch lower casing 2.Two groups of switching functions
Portion is symmetrically disposed on 11 two sides of lower casing bracket respectively.
The pressing plate 10 includes substrate 1001, angle positioning region 1002 and press section 1003.The angle positioning region 1002
On 1001 on both sides of the middle position of substrate.The press section 1003 is located at 1001 both ends of substrate.The angle positioning region 1002
To be less than the columnar part institute shape between the plane of body diameter using plane where the cylinder longitudinal axis as two spacing of symmetrical plane
At column structure；Correspondingly, 11 top of lower casing bracket is provided with the semicircle being adapted with 1002 diameter of angle positioning region
Shape slot 1101, and 1101 bottom of semi-circular groove is provided with and angle positioning region adaptable at the smaller outer diameter in angle positioning region 1002
Tracks 1102 are moved up and down with accommodating angle positioning region 1002 in angle positioning region tracks 1102.The lower casing
The substrate motion track 1103 being adapted with 1001 width of substrate, the substrate motion track are provided on 11 liang of side positions of bracket
1103 is perpendicular with angle positioning region tracks 1102；1001 both ends of substrate may pass through substrate motion track 1103 and be exposed to down
11 outside of shell bracket；The substrate 1001 can move up and down along substrate motion track 1103.10 both ends of substrate are located at
4 top position of key in one group of switching function portion, and substrate 10 can pressing keys 4 vertically downward maximum distance be greater than it is downward
Pressing keys 4 are with distance needed for control switch on-off.
Upper casing bracket 12 is provided on the switch upper casing 1；The upper casing bracket 12 by position and 10 two sides of pressing plate angle
It spends positioning region 1002 to be adapted, and lower end has two of the semi-circular groove that outer diameter and 1101 internal diameter of semi-circular groove are adapted
Laminated structure composition, and a certain distance is provided between the bottom of semi-circular groove and switch 1 inner bottom surface of upper casing；The upper casing branch
Frame 12 is fixedly connected in switch upper casing 1 or forms integral structure with switch upper casing 1；The switch upper casing 1 with 10 liang of pressing plate
Corresponding position is held, is respectively arranged with and is opened on switch 1 top surface of upper casing or is opened on the logical of switch 1 top surface of upper casing and side wall simultaneously
Hole 102.
One of the present embodiment switch, by the way that object to be inserted into two through-holes 102 on switch upper casing 1 simultaneously to squeeze
10 end positions of pressing plate.When pressing plate both ends are identical to bottom offset, pressing plate 10 is moved down along lower casing bracket 11, is pressed to push
Key 4 moves down, final turning circuit；When pressing plate 10, which is pressed, is displaced different, pressing plate 10 is rotated along angle positioning region 1002, from
And so that angle positioning region 1002 is cannot be introduced into angle positioning region tracks 1102 and move down, so that key 4 can not be moved down to connect
Logical inlet wire contact 6 and outlet contact 7, switch can not start.
In the present embodiment, the key 4 is the cylinder that end is hemisphere or semi-cylindrical structure.
In the present embodiment, spacing is set between the semi-circular groove bottom on upper casing bracket 12 and switch 1 inner bottom surface of upper casing
Purpose be that, when squeezing pressing plate one end, there is rotatable space at pressing plate both ends, caused by can not rotating to avoid pressing plate
Angle positioning 1002 can not deflect.
In the present embodiment, key 4 is set smaller than by the displacement that pressing plate 10 is rotated the key 4 that may be triggered and is started
Displacement required for switch, by being set greater than the downward maximum displacement in angle positioning region 1002 or being triggered equal to key 4
The displacement for switching starting, so that master control device be avoided to fail.
In the present embodiment, on the upper casing bracket 12 and lower casing bracket 11, for being clamped the arc of angle positioning region 1002
Slot may respectively be the slot using the arc groove longitudinal axis as the longitudal section of symmetry axis being adapted with 1002 outer diameter of angle positioning region for major arc.
In the present embodiment, the switch may also include partition；There are two the partitions, and two partitions are fixedly installed on respectively
Above two groups of switching function portions；The pressing groove being adapted with 5 position of keyway is provided on the partition, the pressing groove is opened on
Partition top surface is opened on partition simultaneously towards the side wall of master control switch longitudinal axis side；Limit is collectively formed in pressing groove and keyway 5
Slot, the limit of key 4 are set in limiting slot, and 4 top of key is pierced by pressing groove and exposes and partition top surface.
In the present embodiment, when switching interior not set partition, pressing plate 10 can pass through the pressing keys 4 directly above keyway 5
And it is finally completed the control to switch on and off；When space is inadequate in switch, 10 end of pressing plate can enter in keyway 5 and along opening
501 move downward, and to continue pressing keys 4, and finally realize the control to switch on and off.When setting partition in switch, pressure
Plate 10 can be by pressing keys 4 directly above partition, and are finally completed the control to switch on and off；When switching, interior space is inadequate
When, pressure, 10 ends may pass through the pressing groove on partition and enter in keyway 5 and move downward along opening 501, to continue pressing keys
4, most to realize the control to switch on and off eventually.
In the present embodiment, the partition can directly by screw connection or be connected and fixed in switch lower casing 2, or by opening
It shuts shell 1 and switchs the clamping realization fixation of lower casing 2.
Embodiment 5
As seen in figs. 15-17, a kind of switch of the present embodiment, main structure with embodiment 4, the difference is that:
The switch further includes connecting terminal 13 and is fixedly installed on the grafting bullet switched on opposite two sides side wall respectively
Piece 14；The connecting terminal 13 be mounted on two grafting elastic slices 14 on switch side wall between the sidewalls or be installed on switch bottom
Portion；The grafting elastic slice 14 is electrically connected to outlet contact 7；The connecting terminal 13 is electrically connected to inlet wire contact 6.
In the present embodiment attached drawing, the connecting terminal 13 is installed on switch 2 bottom of lower casing, correspondingly, the switch lower casing 2
There are two the connecting terminal accommodation grooves 203 being connected respectively at two inlet wire contact mounting grooves 201 for bottom setting.
In the present embodiment, be provided with through-hole on the grafting elastic slice 14, correspondingly, the socket lower casing 2 with grafting bullet
Through-hole corresponding position on piece 14 is provided with through-hole, in order to which grafting elastic slice 14 passes through socket lower casing 2 and outlet by screw
Contact 7 is electrically connected, correspondingly, being provided with threaded hole on outlet contact 7.
Embodiment 6
As depicted in figs. 18-19, a kind of switch of the present embodiment, main structure with embodiment 4, the difference is that: institute
Stating switch further includes support plate 17 and secondary spring 18, and the support plate and secondary spring, which limit, to be set under 10 lower section of pressing plate
It can move synchronously in shell bracket 11 and with the up and down motion of angle positioning region 1002 realization.
It is cylindrical structure in the middle part of the pressing plate 11 in the present embodiment, 17 top surface of support plate is curved slot arrangement, thus
Conducive to pressing plate rotation.
In the present embodiment, 17 two sides of support plate can have be pierced by respectively substrate motion track 1103 extend to accordingly by
The switch control foot of key top position.The mode of the switch control feet-controlled can be divided into: when switch internal it is not set every
When plate, switch control foot can be by moving down, with pressing keys 4, to complete the control to switch on and off above keyway 5
System；When space is inadequate in switch, switch control foot can enter in keyway 5 and move downward along opening 501, to continue by pressing
Key 4, the final control realized to switch on and off.When setting partition in switch, switch control foot can be by directly on partition
Square pressing keys 4 are simultaneously finally completed control to switch on and off；When space is inadequate in switch, switch control foot may pass through partition
On pressing groove enter in keyway 5 and moved downward along opening 501, to continue pressing keys 4, and realized eventually to switch on and off
Control.
Embodiment 7
As illustrated in figs. 20-24, a kind of switch of the present embodiment, with switch main body described in any embodiment in embodiment 4-6
Structure is essentially identical, the difference is that: the switch further includes indicator light, two binding posts of the indicator light respectively with
Outlet contact 7 in one group of switching function portion is electrically connected；Correspondingly, the switch upper casing 1 further includes instruction socket 103.This reality
It applies in example, may be provided with instruction light trough 204, the instruction light trough 204 and two outlet contact mounting grooves in the switch lower casing 2
202 are connected, consequently facilitating indicator light and two outlet contacts are electrically connected, correspondingly, being provided with finger on the switch upper casing 1
Show socket 103, in order to from the state of switch external viewing lamp.
Embodiment 8
As shown in Figure 25-41, a kind of switch of the present embodiment, with switch main body described in any embodiment in embodiment 4-7
Structure is essentially identical, the difference is that: the connecting terminal 13 is installed on switch side wall；The switch further includes protection
Partition 15；Two connecting terminals 13 are isolated by the guard screen 15, and route accommodation groove is provided between guard screen 15
16, the route accommodation groove 16 is located at switch side wall medium position.
In the present embodiment, it is provided on switch 2 side wall of lower casing and is fixed for the connecting terminal of link terminal 13
Structure 205.In the present embodiment, the connecting terminal 13 is fixed on connecting terminal fixed structure 205, correspondingly, socket lower casing
Be provided with through-hole on 13 corresponding position of connecting terminal, connecting terminal 13 passes through through-hole by screw and is electrically connected with inlet wire contact 6
It connects.Correspondingly, being provided with threaded hole on the inlet wire contact 6 in the present embodiment.
In the present embodiment, threaded hole can be may be provided on 2 side wall of switch lower casing, correspondingly, can be in the switch
1 lower end of upper casing may be provided with the laminated structure with through-hole, be consolidated in order to switch upper casing 1 and switch lower casing 2 by screw
Fixed connection.
In the present embodiment, the 1 side lateral wall of switch upper casing may be provided with laminated structure, and other side inner sidewall is settable
Have fastener structure, correspondingly, on the switch lower casing 2, be adapted at position with laminated structure be provided with limit card slot 19 and
The card interface being adapted with card base position, switch 1 side of upper casing and switch lower casing 2 are connected in switch internal, so that split shut
Shell 1 carries out longitudinal spacing；Switch 1 other side of upper casing by by laminated structure be inserted into limit card slot 19 in it is split shut shell 1 into
Row cross spacing, to realize that the screw of exempting from of switch upper casing 1 and switch lower casing 2 locks.
Connecting terminal described in the present embodiment includes inlet wire fixed bit and lead portion, and the lead portion and inlet wire fixed bit are solid
It is electrically connected or is structure as a whole calmly.The inlet wire fixed bit is three hole connecting terminals, and lead portion is the laminated structure with through-hole.
Embodiment 9
As shown in Figure 40-44, a kind of switch of the present embodiment, with switch main body described in any embodiment in embodiment 4-8
Structure is essentially identical, the difference is that: even have on the switch upper casing 1 while being opened on switch 1 top surface of upper casing and side
The rectangular channel 104 of wall；The control hole 105 of bottom surface and opposite two sides side wall, rectangle are provided with while are opened in rectangular channel 104
Slot 104 is connected with upper casing bracket 12.Correspondingly, switch lower casing 2 is being provided with notch 206 with 104 corresponding position of rectangular channel.
105 width of control hole and 1103 width of substrate motion track are adapted.After pressing plate 10 is installed in switch, 10 both ends of pressing plate
It may pass through control hole 105 to enter in rectangular channel 104, and can limit and move up and down along control hole 105.
In the present embodiment, 104 bottom end of rectangular channel be can be inserted into switch lower casing 1, to make to switch upper casing 1 and switch lower casing 2
When being connected, the control hole 105 to move up and down for master control device only in rectangular channel 104 can be opened wide when master control device moves
In outside.
In the present embodiment, the card slot 106 that can be clamped with 11 phase of lower casing bracket is provided on upper casing bracket 12, correspondingly, under
Clamping structure 1104 is provided on shell bracket.
In the present embodiment, the connecting terminal fixed structure 205 is downward opening cavity body structure, 13 upper end of connecting terminal
It is inserted into cavity, lower end, which is screwed, is electrically connected to inlet wire contact 6, to realize the fixation of connecting terminal 13, connects at this time
The wiring position of line terminals 13 is open to guard screen 15 and is formed in wiring bin.
In the present embodiment, the guard screen can be formed simultaneously screw fixed bin, and between screw fixed bin and wiring bin
Bottom and side wall it is homogeneously intercommunicated, after socket inlet wire connecting terminal, inlet wire can be fixed by way of winding outlet, is prevented outer
The situation of off-line occurs for socket inlet wire under portion's pulling force effect.
The present embodiment be suitable for socket box when, connecting terminal side towards socket box entrance hole, meanwhile, for prevent because accidentally
Guard screen of the damage of socket inlet wire with fixed inlet wire is pulled, can be arranged on socket box with the card with clamping guard screen
Slot is to be fixed guard screen end.
Embodiment 10
As shown in figure 45, a kind of switch of the present embodiment, with switch main body structure described in any embodiment in embodiment 4-9
It is essentially identical, the difference is that: in the present embodiment, it is used for keyway 5 described in isolation structure substitution above embodiments
Inlet wire contact and outlet contact is isolated；Cancel the electric connection structure that movable contact spring 3 is matched with static contact in above embodiments simultaneously,
Inlet wire contact and outlet contact are replaced with into end elastic piece structure setting up and down.Stability, inlet wire contact are electrically connected for optimization
It is flexible with outlet contact, so that the two can continue to be extruded a distance after contact during mutual extrusion, with
Prevent single elastic construction from influencing using effect because using aging.
It should be noted that a kind of switch of the invention when having master control construction of switch, is produced because of master control device rotation
Raw space requirement may cause switch internal structural failure, therefore can be by the way that set pressing plate 10 to can be along 5 side wall of keyway
Opening 501 move up and down, to continue to complete the control to key 4, or by the way that the practical control bit of switch is converted to support
Plate 17, thus directly controlling with the complete paired keys 4 of switch control foot in support plate 17, at this point, pressing plate 10 rises in the switch
To the effect of anti-error control；Meanwhile in the case where space limits stronger situation, the switch control foot of 17 two sides of support plate can be set to
It may pass through opening 501 to enter keyway 5 and can slide up and down along opening 501, to complete the control to switch on and off.Actually answering
With in the process, embodiment of above needs flexibly to carry out adaptability allotment, to avoid 4 stroke of key it is inadequate caused by can not be complete
Occur at the case where control switch on-off.Meanwhile in the present invention, the keyway 5 can be non-cylindrical cavity structure, be substantially
Limit can be provided for movable contact spring to move up and down, while the structure of elastic original part installation space being provided；Therefore, true form can root
Other structures that match with movable contact spring are adjusted or replaced with according to switch internal space size and actual needs.Meanwhile it opening
Its main application of partition of portion's setting inside the Pass is pair: key limits；Secondary purposes are as follows: by with switch inner sidewall and pressing plate
10 or support plate 17 cooperation, realize the isolation to electrification position in switch, prevent foreign matter insertion from switch internal and touching out
The security risk closing electrification position and causing.
A kind of switch of the invention is switched in the master control configured with the rectangular through-hole for being opened on switch upper casing top surface and side wall
When structure, rectangular through-hole can be only located at switch upper casing, when command displacement apart from it is inadequate when, can also by switch upper casing and switch
Lower casing is respectively provided with rectangular aperture to meet controlling depth.
Schematically the present invention and embodiments thereof are described above, description is not limiting, institute in attached drawing
What is shown is also one of embodiments of the present invention, and actual structure is not limited to this.So if the common skill of this field
Art personnel are enlightened by it, without departing from the spirit of the invention, without creatively designing and the technical solution
Similar frame mode and embodiment, are within the scope of protection of the invention.
The application request is made with the Chinese patent that submitted number of patent application on October 02 in 2018 is 2018111638137
For this case priority.
Claims (15)
1. a kind of switch, including switch upper casing (1), switch lower casing (2), it is characterised in that: the switch further includes switching function
Portion；The switching function portion includes static contact, movable contact spring (3), key (4), elastic element, keyway (5) and static contact mounting groove；
The static contact includes inlet wire contact (6) and outlet contact (7)；The static contact mounting groove includes inlet wire contact mounting groove
(201) and outlet contact mounting groove (202)；The elastic element includes the first elastic element (8) and the second elastic element (9)；
The keyway (5) is fixedly installed in switch lower casing (2) or forms integral structure with switch lower casing (2)；Keyway (5) bottom end
It is connected with switch lower casing (2) inner bottom surface；Two static contacts are respectively arranged in the corresponding static contact mounting groove in keyway (5) two sides
It is interior；Mutually independent spacing is set to for the movable contact spring (3), key (4), the first elastic element (8) and the second elastic element (9)
In keyway (5), and the first elastic element (8) is located at keyway (5) bottom, is followed successively by movable contact spring above the first elastic element (8)
(3), the second elastic element (9), key (4).
2. a kind of switch according to claim 1, it is characterised in that: keyway (5) two sides, which are provided with, is opened on keyway
(5) opening (501) on top, and (501) depth that is open is less than keyway (5) depth, the opening (501) and keyway (5) two sides
Static contact mounting groove be connected.
3. a kind of switch according to claim 2, it is characterised in that: movable contact spring (3) longitudal section is class " several " font
Structure；The movable contact spring (3) includes contact limiting section (301), contact interconnecting piece (302) and contact portion (303)；The contact limit
Position portion (301) and keyway (5) internal diameter are adapted, and the contact limiting section (301) is located in the middle part of contact interconnecting piece (302), described
Contact interconnecting piece (302) may pass through opening (501) into static contact mounting groove；The contact portion (303) is located at contact interconnecting piece
(302) end.
4. a kind of switch according to claim 3, it is characterised in that: the key (4) include key press portion (401) and
Key limiting section (402)；The key limiting section (402) is located above key press portion (401)；The key press portion
(401) there is the part in keyway (5) in any time, and key press portion (401) can do fortune up and down in keyway (5)
It is dynamic.
5. a kind of switch according to claim 4, it is characterised in that: key limiting section (402) outer diameter is greater than switch
Key hole (101) internal diameter on upper casing (1).
6. a kind of switch according to claim 5, it is characterised in that: the key (4) further includes manual portion (403), institute
Key limiting section (402) is stated to be located between manual control portion (403) and key press portion (401), the manual control portion (403) may pass through by
Keyhole (101) is exposed to switch upper casing (1) surface.
7. a kind of switch according to claim 4, it is characterised in that: the switch includes two groups of switching function portions；It is described
Switch further includes master control device；The master control device includes pressing plate (10) and lower casing bracket (11)；The lower casing bracket (11) is solid
Surely it is set to the interior medium position of switch lower casing (2) or forms integral structure with switch lower casing (2)；Two groups of switching function portions are right respectively
Title is set to lower casing bracket (11) two sides.
8. a kind of switch according to claim 7, it is characterised in that: the pressing plate (10) includes substrate (1001), angle
Positioning region (1002) and press section (1003)；The angle positioning region (1002) is located on substrate (1001) on both sides of the middle position,
The press section (1003) is located at substrate (1001) both ends；The angle positioning region (1002) is to be with plane where the cylinder longitudinal axis
The columnar part that two spacing of symmetrical plane are less than between the plane of body diameter is formed by column structure；Correspondingly, institute
It states lower casing bracket (11) top and is provided with the semi-circular groove (1101) being adapted with angle positioning region (1002) diameter, and is semicircle
Slot (1101) bottom is provided with and angle positioning region tracks adaptable at angle positioning region (1002) smaller outer diameter
(1102), it is moved up and down with accommodating angle positioning region (1002) in angle positioning region tracks (1102)；The lower casing branch
The substrate motion track (1103) being adapted with substrate (1001) width, the substrate motion are provided on (11) two side position of frame
Track (1103) and angle positioning region tracks (1102) are perpendicular；Substrate (1001) both ends may pass through substrate motion track
(1103) it is exposed on the outside of lower casing bracket (11)；The substrate (1001) can move up and down along substrate motion track (1103)；
Correspondingly, being provided with upper casing bracket (12) on the switch upper casing (1)；The upper casing bracket (12) is by position and pressing plate
(10) the angle positioning region (1002) of two sides is adapted, and lower end is adapted with outer diameter and semi-circular groove (1101) internal diameter
Semi-circular groove two laminated structures composition, and the bottom of semi-circular groove with switch upper casing (1) inner bottom surface between be provided with one
Fixed distance；The upper casing bracket (12) is fixedly connected in switch upper casing (1) or forms integral structure with switch upper casing (1)；
The switch upper casing (1) with pressing plate (10) both ends corresponding position, be respectively arranged with and be opened on switch upper casing (1) top surface or same
When be opened on switch upper casing (1) top surface and side wall through-hole (102).
9. a kind of switch according to claim 8, it is characterised in that: described two press sections (1003) are located at one group
Key (4) top position in switching function portion, and press section (1003) can pressing keys (4) vertically downward maximum distance it is big
In downward push key (4) with distance needed for control switch on-off.
10. a kind of switch according to claim 8, it is characterised in that: the switch further includes partition, and the partition has two
A, two partitions lead to respectively is fixedly installed on two keyway (5) upper ends；It is provided on the partition and is mutually fitted with keyway (5) position
The pressing groove answered, the pressing groove are opened on partition top surface or are opened on partition simultaneously towards the side of master control switch longitudinal axis side
Wall；Limiting slot is collectively formed in pressing groove and keyway, and key (4) limit is set in limiting slot.
11. a kind of switch according to claim 8, it is characterised in that: the switch further includes support plate (17)；The branch
Fagging limit is set in the lower casing bracket of angle positioning region (1002) and can move up and down along substrate motion track (1103), and
Substrate two sides are provided with and are pierced by the switch control that substrate motion track (1103) extends to corresponding key (4) top position respectively
Foot.
12. a kind of switch according to claim 7, it is characterised in that: the switch further includes connecting terminal (13) and divides
It is not fixedly installed on the grafting elastic slice (14) switched on opposite two sides side wall；The connecting terminal (13) is mounted on two grafting
Elastic slice (14) on switch side wall between the sidewalls or be installed on switch bottom；The grafting elastic slice (14) is electrically connected to outlet
Contact (7)；The connecting terminal (13) is electrically connected to inlet wire contact (6).
13. a kind of switch according to claim 12, it is characterised in that: the connecting terminal (13) is installed on switch side wall
On；The switch further includes guard screen (15)；Two connecting terminals (13) are isolated by the guard screen (15), and protect
It is provided between partition (15) route accommodation groove (16), the route accommodation groove (16) is located at switch side wall medium position.
14. according to a kind of described in any item switches of claim 7-13, it is characterised in that: the switch further includes indicator light,
Two binding posts of the indicator light are electrically connected with the outlet contact (7) in one group of switching function portion respectively；Correspondingly, described open
Shutting shell (1) further includes instruction socket (103).
15. a kind of switch according to claim 1-6 realizes the mode of circuit stability connection are as follows: by pressing
Key (4) are pressed, position locating for movable contact spring (3) is further controlled as the poor flexibility of the first elastic element (8) and the second elastic element (9)
Set, when pressing keys (4) to a certain degree when, movable contact spring (3) is electrically connected with static contact, final turning circuit, at this point, the first bullet
Property element (8) buffer part the most is electrically connected stability with improve movable contact spring (3) and static contact；When discharging key (4), the
One elastic element (8) is used as reset element, moves up movable contact spring (3) with disconnecting circuit.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811163813 | 2018-10-02 | ||
| CN2018111638137 | 2018-10-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109166751A true CN109166751A (en) | 2019-01-08 |
Family
ID=64878210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811193301.5A Pending CN109166751A (en) | 2018-10-02 | 2018-10-14 | A kind of switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109166751A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109935487A (en) * | 2019-05-05 | 2019-06-25 | 科都电气有限公司 | One kind pressing switch |
| CN113054480A (en) * | 2021-03-19 | 2021-06-29 | 安徽长龙电气集团有限公司 | Indoor case of modularization wisdom |
| CN114173500A (en) * | 2021-11-01 | 2022-03-11 | 维沃移动通信有限公司 | Electronic device |
| CN115020137A (en) * | 2021-12-14 | 2022-09-06 | 荣耀终端有限公司 | Key assembly and electronic equipment |
-
2018
- 2018-10-14 CN CN201811193301.5A patent/CN109166751A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109935487A (en) * | 2019-05-05 | 2019-06-25 | 科都电气有限公司 | One kind pressing switch |
| CN109935487B (en) * | 2019-05-05 | 2024-03-19 | 科都电气股份有限公司 | Press switch |
| CN113054480A (en) * | 2021-03-19 | 2021-06-29 | 安徽长龙电气集团有限公司 | Indoor case of modularization wisdom |
| CN113054480B (en) * | 2021-03-19 | 2023-01-17 | 安徽长龙电气集团有限公司 | Indoor case of modularization wisdom |
| CN114173500A (en) * | 2021-11-01 | 2022-03-11 | 维沃移动通信有限公司 | Electronic device |
| CN115020137A (en) * | 2021-12-14 | 2022-09-06 | 荣耀终端有限公司 | Key assembly and electronic equipment |
| CN115020137B (en) * | 2021-12-14 | 2023-04-07 | 荣耀终端有限公司 | Key assembly and electronic equipment |
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Application publication date: 20190108 |