CN110365830A - A kind of key device and terminal device - Google Patents
A kind of key device and terminal device Download PDFInfo
- Publication number
- CN110365830A CN110365830A CN201810254656.4A CN201810254656A CN110365830A CN 110365830 A CN110365830 A CN 110365830A CN 201810254656 A CN201810254656 A CN 201810254656A CN 110365830 A CN110365830 A CN 110365830A
- Authority
- CN
- China
- Prior art keywords
- key column
- sealing element
- terminal device
- face
- groove
- 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.)
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Classifications
-
- 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
- H01H13/04—Cases; Covers
- H01H13/06—Dustproof, splashproof, drip-proof, waterproof or flameproof casings
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/23—Construction or mounting of dials or of equivalent devices; Means for facilitating the use thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/23—Construction or mounting of dials or of equivalent devices; Means for facilitating the use thereof
- H04M1/236—Construction or mounting of dials or of equivalent devices; Means for facilitating the use thereof including keys on side or rear faces
Abstract
The embodiment of the invention discloses a kind of key device and terminal devices, the key device includes: keying body, sealing element, fixed frame and button circuit board, the keying body is extended towards the end face of the button circuit board target key column, the sealing element, which plugs, to be fixed between the target key column and the fixed frame, the containing groove is for accommodating the target key column, fixed frame place opposite with the sealing element is provided with wears groove, button circuit board place opposite with the wears groove is provided with trigger switch, so that in the case that the target key column receives the press event that user inputs, the target key column squeezes the trigger switch conducting.As it can be seen that the support division of the sealing element shown in the present embodiment is mutually supported with the keying body, so that water effectively be avoided not enter the inside of the terminal device via the gap between the sealing element and the keying body.
Description
Technical field
This application involves field of terminal equipment more particularly to a kind of key devices and terminal device.
Background technique
The side of mobile phone can be provided with physical button, which can realize multiple functions, and such as volume control function is clapped
According to function and screen power supplies switching function etc..
For the service life for ensureing mobile phone, then need mobile phone that there is waterproof performance, it is shown in Figure 1, in hand shell body 100
Portion is provided with key 101, and interior of mobile phone is additionally provided with sealing flexible glue 102, and sealing flexible glue 102 forms fluted, and key 101 is located at
Inside grooves, so that sealing flexible glue 102 can be avoided water and enter mobile phone by the gap between key 101 and shell 100
Inside, interior of mobile phone further include having fixed steel disc 103, and fixed steel disc 103 is fixed on interior of mobile phone for that will seal flexible glue 102.
But if the length of key 101 is longer, and fixes steel disc 103 and encircle bending knot for fixing seal flexible glue 102
Structure can only accomplish two sides, can not transfer force to the middle position of key 101, then will appear positioned at 101 middle position of key
The problem of sealing flexible glue and housing seal be not tight, leak.
Summary of the invention
The embodiment of the invention provides key devices and terminal device that one kind can effectively promote waterproof performance.
First aspect of the embodiment of the present invention provides key device, and the key device is applied to terminal device, described to press
Key apparatus includes: keying body, the sealing element made of elastic material, fixed frame and button circuit board；Wherein, the key
Ontology is extended towards the end face of the button circuit board at least one key column, and the sealing element, which plugs, is fixed on target
Between key column and the fixed frame, the target key column is a key column at least one described key column, i.e., originally
The number of sealing element shown in aspect is equal with the quantity of key column included by key device.
The end face of the sealing element towards the target key column is formed with containing groove, and the containing groove is for accommodating
The target key column, it is seen then that the containing groove shown in present aspect can coat the target key column, so that institute
Stating sealing element can effectively avoid water from entering terminal device via the gap between the sealing element and the keying body
It is internal.
Fixed frame place opposite with the sealing element is provided with wears groove, and the slot bottom of the containing groove, which plugs, is fixed on institute
It states inside wears groove, button circuit board place opposite with the wears groove is provided with trigger switch, so that the target key column connects
In the case where the press event for receiving user's input, the target key column squeezes the trigger switch conducting.
As it can be seen that using key device shown in present aspect, because the sealing element on setting position is with the key column
One-to-one relationship, and be inserted in inside the containing groove of the sealing element because of key column, because the sealing element is by elastic material
Matter is made, then in the case where the key column applies active force to the containing groove, the key column and the accommodating are recessed
The slot bottom of slot is in the state of fitting always, so that water will not be via between the key column and the containing groove
Gap enters inside the terminal device, even if the length of keying body shown in the present embodiment is longer, because shown in the present embodiment
The sealing element quantity it is equal with the quantity of key column included by the keying body, by multiple sealing elements to described
Key column included by keying body is sealed, and has effectively ensured the efficiency being sealed to keying body, and because of institute
It states key column and is in the state being bonded always with the slot bottom of the containing groove, then effectively ensured the interposition of keying body
The sealing effect set.
The sealing element includes the clamping part of structure in the form of sheets, and the end face of the clamping part towards the target key column is recessed
Equipped with the containing groove, the periphery edge of the sealing element is convexly equipped with support division towards the direction of the target key column, so that
When the target key column is inserted in inside the containing groove, the support division is mutually supported with the keying body.
Because in the present embodiment, the support division of the sealing element is mutually supported with the keying body, to effectively avoid
Water will not enter the inside of the terminal device via the gap between the sealing element and the keying body.Using this reality
Applying terminal device shown in example can effectively avoid terminal device from the case where leak occur, and can accomplish IP degree of protection
The waterproof of 8 grades of waterproofs (ingress protection x8, IPX8).
The key device further include have cover board, and the cover board be inserted in the fixed frame and the button circuit board it
Between, the cover board is extended along the axial direction of the terminal device multiple ribs, and the fixed frame is towards the cover board
End face be provided with it is multiple support slot, and any rib in the multiple rib plugs and is fixed on the multiple support in slot
One supports in slot, and the rib and the slot that supports are interference fitted.
In the present embodiment, by the rib and the interference fit for supporting slot, so that passing through the fixed frame
Fixed sealing element is made and recessed positioned at the accommodating in the case where receiving the active force of the key column of elastic material
The sealing element inside slot can uniform stressed so that the sealing element being capable of the strict sealing key column and institute
The gap between fixed frame is stated, water is effectively avoided to flow into the end via the gap between the key column and the fixed frame
Inside end equipment, the waterproof effect of terminal device is effectively improved.
With reference to first aspect, in a kind of possible design, the sealing element is set backwards to the end face of the target key column
It is equipped with the sticking adhesive layer of tool, the adhesive layer is used to for the sealing element being bonded in the end face of the fixed frame；This reality
The end face of the cover board shown in example is applied along fixing arm is provided with towards the end face of the button circuit board, the fixing arm is used for
The securing groove of the fixed terminal device of clamping.
As it can be seen that being able to ascend between the sealing element and the fixed frame and tying using key device shown in the present embodiment
The stabilization of structure avoids sealing element from being detached to go out so as to cause the case where can not being sealed terminal device from the fixed frame
It is existing.
With reference to first aspect, in a kind of possible design, the end face of the keying body is recessed with accommodation groove, the appearance
It sets slot and is internally provided with elastic component, the notch of the accommodation groove is connected with elastic arm, and the elastic arm can be relative to described
The guiding of accommodation groove is slided, and the shell of the terminal device is provided with mounting groove, so as to be inserted in the keying body
When the enclosure interior of the terminal device, the elastic arm is inserted in setting inside the mounting groove.
Using terminal device shown in the present embodiment, plugging of can consolidating keying body is fixed on the terminal device
Shell on, to ensure the firm of structure between keying body and the shell of the terminal device.
Second aspect of the embodiment of the present invention provides a kind of terminal device, and the terminal device includes that shell and setting exist
The key device of the enclosure interior provided such as first aspect of the embodiment of the present invention.Based on the same inventive concept, due to the end
The principle and beneficial effect that end equipment solves the problems, such as may refer to each possible implementation of above-mentioned first aspect and first aspect
Mode and brought beneficial effect, therefore the implementation of the terminal device may refer to above-mentioned first aspect and first aspect
Each possible embodiment, overlaps will not be repeated.First aspect of the embodiment of the present invention
As can be seen from the above technical solutions, using terminal device shown in the present embodiment, because the sealing element is with described in
Key column is one-to-one relationship on setting position, and is inserted in inside the containing groove of the sealing element because of key column,
Because the sealing element is made of elastic material, then in the case where the key column applies active force to the containing groove, institute
State key column and be in the state being bonded always with the slot bottom of the containing groove so that water will not via the key column and
Gap between the containing groove enters inside the terminal device, it is seen then that even if keying body shown in the present embodiment
Length it is longer, because of the quantity of key column included by the quantity of the sealing element shown in the present embodiment and the keying body
It is equal, key column included by the keying body is sealed by multiple sealing elements, has effectively been ensured to key sheet
The efficiency that body is sealed, and because the key column with the slot bottom of the containing groove is in the state being bonded always, then have
The sealing effect in the middle position for having ensured keying body of effect.
Detailed description of the invention
Fig. 1 is the partial profile structure of mobile phone provided herein；
Fig. 2 is a kind of embodiment overall structure diagram of terminal device provided herein；
Fig. 3 is a kind of embodiment schematic diagram of circuit connection structure of terminal device provided herein；
Fig. 4 is that a kind of embodiment of terminal device provided herein has structural blast attachment structure schematic diagram；
Fig. 5 is a kind of embodiment overall structure diagram of the keying body of terminal device provided herein；
Fig. 6 is another embodiment overall structure diagram of the keying body of terminal device provided herein；
Fig. 7 is another embodiment overall structure diagram of the keying body of terminal device provided herein；
Fig. 8 is another embodiment overall structure diagram of the keying body of terminal device provided herein；
Fig. 9 is a kind of embodiment overall structure diagram of the sealing element of terminal device provided herein；
Figure 10 is another embodiment overall structure diagram of the sealing element of terminal device provided herein；
Figure 11 is that a kind of embodiment of terminal device provided herein has structural profile structural schematic diagram；
Figure 12 is a kind of embodiment overall structure diagram of the fixed frame of terminal device provided herein；
Figure 13 is another embodiment overall structure diagram of the fixed frame of terminal device provided herein；
Figure 14 is a kind of embodiment overall structure diagram of the button circuit board of terminal device provided herein；
Figure 15 is another embodiment overall structure diagram of the button circuit board of terminal device provided herein；
Figure 16 is that another embodiment of terminal device provided herein has structural profile structural schematic diagram；
Figure 17 is a kind of embodiment overall structure diagram of the cover board of terminal device provided herein；
Figure 18 is another embodiment overall structure diagram of the cover board of terminal device provided herein.
Specific embodiment
A kind of key device for being able to ascend sealing performance is present embodiments provided, the key device is set applied to terminal
Standby, embodiment, then first illustrate the structure of terminal device for a better understanding of the present invention, wherein Fig. 2 is this
A kind of embodiment overall structure diagram of terminal device provided by inventing.
Terminal device shown in the present embodiment includes shell 201, the present embodiment to the specific structure of the shell 201 not
It limits, for example, the present embodiment carries out exemplary theory so that the shell 201 includes procapsid 202 and back casing 203 as an example
Bright, the procapsid 202 and the back casing 203 shown in the present embodiment are the structure being detachably connected, in other implementations
In example, the procapsid 202 and back casing 203 can also be an integral molding structure, specifically in the present embodiment without limitation.
The present embodiment carries out example so that the procapsid 202 and the back casing 203 are Detachable connection structure as an example
Property explanation, then the procapsid 202 and back casing 203 that mutually fasten are formed with the shell for accommodating each device
201。
Specifically, terminal device shown in the present embodiment can be smart phone, tablet computer, personal digital assistant
(personal digital assistant, PDA), point-of-sale terminal (point of sales, POS), vehicle-mounted computer etc. are any
Terminal device, the present embodiment are illustrated so that the terminal device is smart phone as an example:
As shown in figure 3, the terminal device shown in the present embodiment is internally provided with circuit main board 301, the present embodiment institute
It may be provided with multiple devices on the circuit main board 301 shown, being located at the circuit main board 301 can be radio circuit, memory, input
Unit, display unit, sensor, voicefrequency circuit, wireless fidelity module, processor and power supply etc., any of the above-described device can also
It is not arranged on the circuit main board 301, as long as can be realized its corresponding function, and to the electricity shown in the present embodiment
The explanation of set device is optional example on road mainboard 301, and in a particular application, circuit main board 301 may include ratio
More or fewer devices shown in above-mentioned perhaps combine certain devices or different device arrangements.
It is connected with button circuit board 302 with the circuit main board 301, may include having on the button circuit board 302
Trigger switch corresponding from different keying bodies, so that being located at keying body on the shell 201 of terminal device receives user
When the press event of input, corresponding trigger switch is held on the keying body top, then the trigger switch, which is realized, is connected and then makes
It obtains the trigger switch and determines the input for having corresponding order.
For shown in Fig. 2, if the keying body is to promote volume button 204, received promoting volume button 204
When the press event inputted to user, then promotes volume button 204 and can push up and hold corresponding trigger switch, be then located at the circuit
Processor on mainboard 301 is described in the case where determining with the conducting of the corresponding trigger switch of volume button 204 is promoted
Processor is that the corresponding operation for increasing volume can be performed.
For shown in Fig. 2, if the keying body is power key 206, user's input is received in power key 206
When press event, then power key 206, which can push up, holds corresponding trigger switch, then the processor being located on the circuit main board 301
It can determine whether display unit is in bright screen state, if so, the process for closing display unit is executed, if it is not, then execution point
The process of bright display unit.
Optionally, the present embodiment is flexible circuit board (flexible printed with the button circuit board 302
Circuit, FPC) for illustrate.
The specific structure for the terminal device for being provided with key device is illustrated below:
The key device shown in the present embodiment may include having multiple keying bodies, and different keying bodies can be realized not
Same different function, for shown in Fig. 2, keying body shown in the present embodiment can be to press for realizing the first of volume adjustment
Key ontology 200, for another example, keying body shown in the present embodiment can be the second keying body 206 of realization power switch.
Need it is clear that, the explanation of the above-mentioned function of being realized to keying body shown in the present embodiment is optionally to show
Example, in other examples, the keying body can be also the key of realization loudspeaker switch, and for another example, the keying body can be
Realize the key etc. controlled camera.
Also need it is clear that, as shown in Figure 2 it is found that keying body shown in the present embodiment is set to the side of terminal device
Side, i.e., the described keying body is illustrates for the side switch of terminal device, in other embodiments, the key sheet
Body may be alternatively located at front or back side of terminal device etc..
Also need it is clear that, the present embodiment to the concrete shape of the keying body without limitation, for shown in Fig. 2,
Along the axial direction of the terminal device, the cross section of the keying body can be rectangle, in other embodiments, the keying body
Cross section can be square or a variety of shapes according to required by the whole design of terminal device such as rounded.
Referring first to shown in Fig. 4, Fig. 4 is that a kind of embodiment explosion connection structure of key device provided by the present invention is shown
It is intended to.
Terminal device as shown in Figure 4 includes for realizing the first keying body 200 of volume adjustment and for real
Second keying body 206 of existing power switch.
The overall structure of first keying body 200 can be found in shown in Fig. 5 to Fig. 6, and second keying body 206
Overall structure can be found in shown in Fig. 7 to Fig. 8.
The difference of first keying body 200 and second keying body 206 shown in the present embodiment is, described
First keying body 200 is different from the quantity of key column included by second keying body 206.
First keying body 200 shown in the present embodiment is extended towards the end face of terminal device shell 401 to be had
Two key columns, i.e. the first key column 402 and the second key column 403, the first key column 402 is for realizing raising volume
Function, the second key column 403 is for realizing the function of reducing volume.And second keying body 206 is set towards terminal
The end face of standby shell 401, which is extended, a key column, i.e. third key column 410, the third key column 410 for realizing
The function of switch terminal equipment power supply.
The key device further includes sealing element 404, and the number of the sealing element 404 shown in the present embodiment is pressed with described
The quantity of key column included by key apparatus is equal, and the first keying body 200 included by the terminal device includes two
In the case where a key column, then the key device includes a sealing element being correspondingly arranged respectively with the first key column 402
404, and second sealing element 404 being correspondingly arranged with the second key column 403.
The overall structure of the sealing element 404 also can be found in shown in Fig. 9 to Figure 10, specifically, the present embodiment with target
The structure of the corresponding sealing element 404 of key column is illustrated, wherein the target key column can be shown in above-mentioned described first
For key column 402, and the structure of sealing element corresponding with the second key column 403 illustrate please be detailed in described first by
The corresponding sealing element 404 of key column 402, does not repeat them here specifically.
The sealing element 404 includes the clamping part 501 of structure in the form of sheets, described along the radial direction of the terminal device
Clamping part 501 is oppositely arranged with the first key column 402, so that the clamping part 501, which can completely cut off moisture, enters end
The inside of end equipment, the end face of the clamping part 501 towards the first key column 402 is recessed with the containing groove 502, described close
The periphery edge of sealing 404 is convexly equipped with support division 503 towards the direction of the first key column 402.
Continuing with shown in Figure 11, wherein Figure 11 is a kind of embodiment the schematic diagram of the section structure of the key device,
When the first key column 402 is inserted in 502 inside of containing groove, the support division 503 and first keying body
200 mutually support, thus effectively avoid water via the gap between the first key column 402 and the sealing element 404 into
Enter the inside of the terminal device.
It is below how to be fixed on being described in detail inside the key device to the sealing element:
Specifically, being illustrated by taking sealing element 404 corresponding with the first key column 402 as an example, inside the key device
The included sealing element 404, which plugs, to be fixed between the first key column 402 and fixed frame 600.Wherein, described solid
The overall structure for determining frame 600 also can be found in shown in Figure 12 to Figure 13.
Multiple wears grooves 601 are provided through in the fixing seat 600 shown in the present embodiment, specifically, the present embodiment institute
The wears groove 601 shown fixes the sealing element 404 for plugging, then the number of wears groove 601 included in the fixing seat 600
It measures equal with the quantity of sealing element 404 included by the key device.
It is fixed on inside the wears groove 601 specifically, the slot bottom of the containing groove 502 plugs, so that the sealing element
404 can plug and be fixed on the fixed frame 600.
It optionally, is the stability for promoting structure between the sealing element 404 and the fixed frame 600, then the present embodiment
Shown in the sealing element 404 backwards to the end face of the first key column 402 may be provided with the sticking adhesive layer of tool, it is described viscous
Knot layer is used to for the sealing element 404 being bonded in the end face of the fixed frame 600.
Optionally, the adhesive layer shown in the present embodiment can be coated in the sealing element for quick setting cement or silica gel glue
404 backwards to the end face of the first key column 402 to be formed, it is seen that the adhesive layer shown in through this embodiment makes described
Sealing element 404 can further have waterproof performance, and improve structure between sealing element 404 and the fixed frame 600
It is firm, avoid sealing element 404 from being detached from from the fixed frame 600, to further promote the waterproofness of key device.
The keying body shown in the present embodiment is to realize corresponding function, then following to described shown in the present embodiment
How keying body specifically triggers illustrating for the trigger switch on the button circuit board 700:
The overall structure of the button circuit board 700 shown in the present embodiment can be found in shown in Figure 14 and Figure 15, this reality
It applies and is provided with multiple trigger switch 701 on the button circuit board 700 shown in example, specifically, to realize each triggering
The function of switch 701, then along the radial direction of the terminal device, the first key column 402, the sealing element 404 and described
The corresponding setting of trigger switch 701, it is seen then that the quantity of the trigger switch 701 shown in the present embodiment and the key device
The quantity of included key column is equal, so that different key columns can trigger different trigger switch, different touchings
Hair switch, which is triggered, can be realized the different function of terminal device.
Specifically, because being accommodated possessed by sealing element 404 corresponding with the first key column 402 shown in the present embodiment
The slot bottom of groove 502, which plugs, to be fixed on inside the wears groove 601, so that the slot bottom of the containing groove 502 and the touching
Send out should diametrically be arranged along the terminal device of switch 701, and the slot bottom of the containing groove 502 and the trigger switch
701 have gap, and when user needs to be promoted the volume of terminal device, then user can be to first keying body
Region corresponding with the first key column 402 inputs press event on 200, receives institute in the first key column 402
In the case where stating press event, then the first key column 402 can squeeze the sealing corresponding with the first key column 402
Part 404 hold the trigger switch 701 can so that the slot bottom of sealing element 404 triggers the trigger switch 701
The corresponding operation for increasing volume of row.
For another example, if when user needs to reduce the volume of terminal device, user can be to first keying body
Region corresponding with the second key column 403 inputs press event on 200, receives institute in the second key column 403
In the case where stating press event, then the second key column 403 can squeeze the sealing corresponding with the second key column 403
Part 404 hold the trigger switch 701 can so that the slot bottom of sealing element 404 triggers the trigger switch 701
The corresponding operation for reducing volume of row.
Shown in Figure 4, the opening of the shell 401 of the terminal device shown in the present embodiment may be provided with barricade
405, then the button circuit board 700 can be fixed on the barricade 405, specific setting structure can be found in shown in Figure 16, this
How embodiment is specifically fixed on the barricade 405 without limitation, for example, this implementation the button circuit board 700
The barricade 405 shown in example may be provided with installation through-hole 406, then the installing arm 703 of the button circuit board 700 may pass through institute
Installation through-hole 406 is stated, so that the button circuit board 700 is fixed on the barricade 405, for another example, shown in the present embodiment
The button circuit board 700 can be bonded on the barricade 405 by glue.
How the fixed frame 600 shown in the present embodiment is specifically arranged in below the shell of the terminal device
Illustrating inside 401:
Optionally, the fixed frame 600 shown in the present embodiment can directly clamping be fixed on inside the shell 401.
Also optional, the fixed frame 600 shown in the present embodiment can be plugged by cover board 800 and be fixed on the shell
Inside 401, specifically, the overall structure of the cover board 800 can be found in shown in Figure 17 to Figure 18.
Specifically, the end face of the cover board 800 is along direction shown in the present embodiment in conjunction with shown in Fig. 4, Figure 17 and Figure 18
The end face of the button circuit board 700 is provided with fixing arm 801, and the shell 401 of the terminal device is internally provided with securing groove
407, and the shape of the securing groove 407 and the fixing arm 801 shown in the present embodiment matches setting, so that in the card
When 801 stress of gripping arm is plugged in 407 inside of securing groove, the fixing arm 801 is interference fitted with the securing groove 407, from
And the cover board 800 is fixed on inside the shell 401.
Specifically, the cover board 800 shown in the present embodiment is inserted in the fixed frame 600 and the button circuit board
Between 700, Z-direction is fixed to be made coordinate system as shown in Figure 4 as it can be seen that the cover board 800 can play the button circuit board 700
With to effectively prevent the button circuit board 700 from causing 200 play of the first keying body, Jin Eryou along Z-direction play
Effect avoids first keying body 200 eccentric, when causing user to input press event to first keying body 200
The case where feel is bad and first keying body 200 can not be successfully received press event, it is seen then that use the present embodiment
Shown in structure, can effectively improve to first keying body 200 input press event operating efficiency.
The fixed frame 600 shown in the present embodiment is that 401 inside of shell is arranged in by the cover board 800,
The cover board 800 is extended along the axial direction of the terminal device multiple ribs 803, as shown in Fig. 4 and Figure 12, institute
The end face for stating fixed frame 600 towards the cover board 800, which is provided with, multiple supports slot 603, and any in the multiple rib 803
Rib 803, which plugs, to be fixed on the multiple one supported in slot 603 and supports in slot 603, i.e. multiple institutes shown in the present embodiment
State rib 803 and it is multiple it is described support slot 603 on setting position in one-to-one relationship, then the rib 803 can plug
Be fixed on it is corresponding with the rib 803 it is described support in slot 603, so as to the rib 803 and described support 603 interference of slot and match
It closes, is fixed on inside the shell 401 because the cover board 800 has plugged, then the fixed frame 600 shown in the present embodiment passes through
The cover board 800, which plugs, to be fixed on inside the shell 401.
The present embodiment carries out exemplary theory so that the fixed frame 600 and the cover board 800 are two independent structures as an example
Bright, in other examples, the fixed frame 600 and the cover board 800 can also be an integral molding structure, and not limited specifically
It is fixed.
Coordinate system as shown in Figure 4 is as it can be seen that the rib 803 is with the slot 603 that supports in X axis shown in the present embodiment
Interference fit, then in the case where the sealing element 404 plugs 601 inside of wears groove for being fixed on the fixed frame 600, because
The fixed frame 600 can then keep the sealing element 404 with key column in setting position the fixed function of the sealing element 404
Set one-to-one relationship so that any key column included by the key device receive user input by
In the case where pressure event, the key column can apply active force to the sealing element 404, and the sealing element 404 is in whole
The state of face uniform force, so that the sealing element 404 can be realized sealing.
It is below how to be fixed at showing inside the terminal device to keying body shown in the present embodiment
Example property explanation, need it is clear that, the present embodiment to the keying body be arranged in the explanation inside the terminal device be it is optional
Example, without limitation.
It is illustrated by taking second keying body 206 installation on the terminal device as an example, the terminal device
Other possessed keying bodies, which are installed, to be referred to second keying body 206 to the explanation on the terminal device and show
Example, specifically without limitation.
For example, for shown in Fig. 8, the end face of second keying body 206 is recessed with accommodation groove, in the accommodation groove
Portion is provided with elastic component, and the elastic component can be spring etc., and the notch of the accommodation groove is connected with elastic arm 207, described
Elastic arm 207 can be slided relative to the guiding of the accommodation groove, and the shell 401 of the terminal device is provided with mounting groove,
So that the elastic arm 207 plugs when second keying body 206 is inserted in 401 inside of shell of the terminal device
The setting inside the mounting groove.
Need it is clear that, the embodiment of the present invention keying body, which is installed to the mode on the shell of the terminal device, may be used also
For the keying body is bonded in the shell of the terminal device by glue, and for another example, the keying body can be by by bullet
Property material made of the form of Elastic buckle be fastened in the shell of the terminal device etc., do not limit in the present embodiment specifically
It is fixed.
The beneficial effect for the terminal device that the key device is provided with shown in the present embodiment is illustrated below:
Using terminal device shown in the present embodiment, because the sealing element and the key column are one by one on setting position
Corresponding relationship, and be inserted in inside the containing groove of the sealing element because of key column, because the sealing element is by elastic material system
At, then in the case where the key column applies active force to the containing groove, the key column and the containing groove
Slot bottom is in the state of fitting always so that water will not via the gap between the key column and the containing groove into
Enter to inside the terminal device, it is seen then that even if the length of keying body shown in the present embodiment is longer, because shown in the present embodiment
The sealing element quantity it is equal with the quantity of key column included by the keying body, by multiple sealing elements to described
Key column included by keying body is sealed, and has effectively ensured the efficiency being sealed to keying body, and because of institute
It states key column and is in the state being bonded always with the slot bottom of the containing groove, then effectively ensured the interposition of keying body
The sealing effect set.And because, the support division of the sealing element shown in the present embodiment is mutually supported with the keying body, thus
Effectively water is avoided not enter in the terminal device via the gap between the sealing element and the keying body
Portion.It can effectively avoid terminal device from the case where leak occur using terminal device shown in the present embodiment, and can do
To the waterproof of 8 grades of waterproofs of IP degree of protection (ingress protection x8, IPX8).
The cover board shown in the present embodiment is extended along the axial direction of the terminal device multiple ribs, described
The end face of fixed frame towards the cover board be provided with it is multiple support slot, by the rib and the interference fit for supporting slot,
So that through the fixed sealing element of the fixed frame in the case where receiving the active force of the key column, by elastic material
Matter be made and be located at the containing groove inside the sealing element can uniform stressed so that the sealing element can be tight
The close gap sealed between the key column and the fixed frame, effectively avoids water via the key column and the fixation
Gap between frame flows into inside the terminal device, effectively improves the waterproof effect of terminal device.
The above, the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although referring to before
Stating embodiment, invention is explained in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (6)
1. a kind of key device, which is characterized in that the key device be applied to terminal device, the key device include: by
Key ontology, the sealing element made of elastic material, fixed frame and button circuit board；
The keying body is extended towards the end face of the button circuit board at least one key column, and the sealing element is inserted
If being fixed between target key column and the fixed frame, the target key column is one at least one described key column
Key column, the end face of the sealing element towards the target key column are formed with containing groove, and the containing groove is for accommodating
The target key column, fixed frame place opposite with the sealing element are provided with wears groove, and the slot bottom of the containing groove plugs
It is fixed on inside the wears groove, button circuit board place opposite with the wears groove is provided with trigger switch, so that the target
In the case that key column receives the press event of user's input, the target key column squeezes the trigger switch conducting；
The sealing element includes the clamping part of structure in the form of sheets, and the end face of the clamping part towards the target key column is recessed with
The containing groove, the periphery of the sealing element is along support division is convexly equipped with towards the direction of the target key column, so that in institute
When stating target key column and being inserted in inside the containing groove, the support division is mutually supported with the keying body；
The key device further includes having cover board, and the cover board is inserted between the fixed frame and the button circuit board,
The cover board is extended along the axial direction of the terminal device multiple ribs, and the fixed frame is towards the end of the cover board
Face be provided with it is multiple support slot, and any rib in the multiple rib plugs and is fixed on the multiple one supported in slot
It supports in slot, and the rib and the slot that supports are interference fitted.
2. key device according to claim 1, which is characterized in that the sealing element is backwards to the end of the target key column
Face is provided with the sticking adhesive layer of tool, and the adhesive layer is used to for the sealing element being bonded in the end face of the fixed frame；
The end face of the cover board is provided with fixing arm along towards the end face of the button circuit board, and the fixing arm is solid for clamping
The securing groove of the fixed terminal device.
3. key device according to claim 1 or 2, which is characterized in that the end face of the keying body is recessed with accommodating
Slot, the accommodation groove are internally provided with elastic component, and the notch of the accommodation groove is connected with elastic arm, and the elastic arm can phase
The guiding of the accommodation groove is slided, the shell of the terminal device is provided with mounting groove, so that in the key sheet
When body is inserted in the enclosure interior of the terminal device, the elastic arm is inserted in setting inside the mounting groove.
4. a kind of terminal device, which is characterized in that the terminal device include shell and be arranged in the enclosure interior by
Key apparatus, the key device include: keying body, the sealing element made of elastic material, fixed frame and button circuit board；
The keying body is extended towards the end face of the button circuit board at least one key column, and the sealing element is inserted
If being fixed between target key column and the fixed frame, the target key column is one at least one described key column
Key column, the end face of the sealing element towards the target key column are formed with containing groove, and the containing groove is for accommodating
The target key column, fixed frame place opposite with the sealing element are provided with wears groove, and the slot bottom of the containing groove plugs
It is fixed on inside the wears groove, button circuit board place opposite with the wears groove is provided with trigger switch, so that the target
In the case that key column receives the press event of user's input, the target key column squeezes the trigger switch conducting；
The sealing element includes the clamping part of structure in the form of sheets, and the end face of the clamping part towards the target key column is recessed with
The containing groove, the periphery of the sealing element is along support division is convexly equipped with towards the direction of the target key column, so that in institute
When stating target key column and being inserted in inside the containing groove, the support division is mutually supported with the keying body；
The key device further includes having cover board, and the cover board is inserted between the fixed frame and the button circuit board,
The cover board is extended along the axial direction of the terminal device multiple ribs, and the fixed frame is towards the end of the cover board
Face be provided with it is multiple support slot, and any rib in the multiple rib plugs and is fixed on the multiple one supported in slot
It supports in slot, and the rib and the slot that supports are interference fitted.
5. terminal device according to claim 4, which is characterized in that the sealing element is backwards to the end of the target key column
Face is provided with the sticking adhesive layer of tool, and the adhesive layer is used to for the sealing element being bonded in the end face of the fixed frame；
The end face of the cover board is provided with fixing arm along towards the end face of the button circuit board, and the fixing arm is solid for clamping
The securing groove of the fixed terminal device.
6. terminal device according to claim 4 or 5, which is characterized in that the end face of the keying body is recessed with accommodating
Slot, the accommodation groove are internally provided with elastic component, and the notch of the accommodation groove is connected with elastic arm, and the elastic arm can phase
The guiding of the accommodation groove is slided, the shell of the terminal device is provided with mounting groove, so that in the key sheet
When body is inserted in the enclosure interior of the terminal device, the elastic arm is inserted in setting inside the mounting groove.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810254656.4A CN110365830A (en) | 2018-03-26 | 2018-03-26 | A kind of key device and terminal device |
| PCT/CN2019/078835 WO2019184778A1 (en) | 2018-03-26 | 2019-03-20 | Press key device and terminal apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810254656.4A CN110365830A (en) | 2018-03-26 | 2018-03-26 | A kind of key device and terminal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110365830A true CN110365830A (en) | 2019-10-22 |
Family
ID=68059268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810254656.4A Pending CN110365830A (en) | 2018-03-26 | 2018-03-26 | A kind of key device and terminal device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110365830A (en) |
| WO (1) | WO2019184778A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110970248A (en) * | 2019-11-26 | 2020-04-07 | 华为技术有限公司 | Electronic device |
| CN112490044A (en) * | 2020-11-25 | 2021-03-12 | Oppo（重庆）智能科技有限公司 | Key assembly and electronic equipment |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111031728B (en) * | 2019-12-26 | 2021-04-20 | Oppo广东移动通信有限公司 | Electronic device, assembling method and disassembling method |
| CN116417274A (en) * | 2021-12-31 | 2023-07-11 | 华为技术有限公司 | Key assembly and electronic equipment |
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Also Published As
| Publication number | Publication date |
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| WO2019184778A1 (en) | 2019-10-03 |
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Application publication date: 20191022 |