CN114203470A - Key structure and electronic equipment - Google Patents
Key structure and electronic equipment Download PDFInfo
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- CN114203470A CN114203470A CN202111473184.XA CN202111473184A CN114203470A CN 114203470 A CN114203470 A CN 114203470A CN 202111473184 A CN202111473184 A CN 202111473184A CN 114203470 A CN114203470 A CN 114203470A
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- Prior art keywords
- key
- steel plate
- stopping
- hanging
- circuit board
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 73
- 239000010959 steel Substances 0.000 claims abstract description 73
- 230000000670 limiting effect Effects 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 15
- 230000000903 blocking effect Effects 0.000 description 7
- 238000009434 installation Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 3
- 206010063659 Aversion Diseases 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
Images
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
-
- 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
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- Push-Button Switches (AREA)
Abstract
The application discloses button structure and electronic equipment relates to electronic equipment technical field. The key structure specifically includes: the device comprises a shell, function keys, a flexible circuit board and a reinforced steel plate; the shell is provided with a mounting hole and a mounting groove communicated with the mounting hole; the function key comprises a key body and hanging legs arranged on the key body, wherein at least part of the key body penetrates through the mounting hole, and the hanging legs extend into the mounting groove from the mounting hole; the flexible circuit board and the reinforced steel plate are arranged in the mounting groove, the reinforced steel plate comprises a steel plate body and a stopping portion connected with the steel plate body, the steel plate body is arranged on one side, away from the key body, of the flexible circuit board and is connected with the flexible circuit board, and the stopping portion is bent towards the hanging pin and is connected with the hanging pin in a clamping mode.
Description
Technical Field
The application belongs to the technical field of electronics, concretely relates to button structure and electronic equipment.
Background
With the rapid development of the electronic industry, side keys integrated with various functions such as power on/off and screen locking have become indispensable components of electronic devices.
In the related art, the side key extends into the housing through a mounting hole on the housing of the electronic device, and is connected to a key switch on a Flexible Printed Circuit (FPC). In order to realize the waterproof and dustproof of the shell at the side key position and the accuracy and stability of the key, the keycap, the FPC and the like of the side key are fixed on the shell through fixing parts (for example, keycap clips and the like) independently, so that the side key structure is more in assembling parts and complex in assembling, and the assembling efficiency of the side key structure is seriously influenced.
Disclosure of Invention
The embodiment of the application aims to provide a key structure and electronic equipment, and the problems that the number of parts of the key structure is large and the assembly is complex can be solved.
In a first aspect, an embodiment of the present application provides a key structure, where the key structure includes: the device comprises a shell, function keys, a flexible circuit board and a reinforced steel plate;
the shell is provided with a mounting hole and a mounting groove communicated with the mounting hole;
the functional key comprises a key body and a hanging pin arranged on the key body, at least part of the key body is arranged in the mounting hole in a penetrating way, and the hanging pin extends into the mounting groove from the mounting hole;
the flexible circuit board with the stiffening steel sheet all set up in the mounting groove, the stiffening steel sheet include the steel sheet body, and with the backstop portion that the steel sheet body links to each other, the steel sheet body set up in the flexible circuit board is kept away from one side of button body and with the flexible circuit board links to each other, backstop portion orientation the hitching leg buckle and with hitching leg looks joint.
In a second aspect, an embodiment of the present application further provides an electronic device, including the above key structure.
In the embodiment of the application, because the stiffening steel sheet includes the steel sheet body, and the backstop portion that links to each other with the steel sheet body, the steel sheet body sets up in one side that the button body was kept away from to the flexible circuit board, backstop portion buckle towards the hitching leg and with hitching leg looks joint, therefore, the stiffening steel sheet not only can play structure enhancement and supporting role for the flexible circuit board, can also be through the hitching leg looks joint on backstop portion and the button body, play fixed and spacing effect to the function button, thereby can effectively reduce the installation part quantity of function button on the casing, reduce the assembly complexity of function button, improve the assembly efficiency of function button.
Drawings
Fig. 1 is a schematic structural diagram of a key structure according to an embodiment of the present application;
FIG. 2 is a schematic view of an assembly structure of the function key and a reinforcement steel plate according to an embodiment of the present disclosure;
fig. 3 is a schematic view of an assembly structure of a flexible circuit board and a reinforcing steel plate according to an embodiment of the present application.
Description of reference numerals:
10: a housing; 20: function keys; 30: a flexible circuit board; 40: a reinforcing steel plate; 11: mounting holes; 12: mounting grooves; 21: a key body; 22: hanging feet; 23: pressing the column; 31: a function switch; 41: a steel plate body; 42: a stopper portion; 421: a connecting section; 422: a stop section; 221: a first hanging arm; 222: and a second hanging arm.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present disclosure.
The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application are capable of operation in sequences other than those illustrated or described herein. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Before explaining the key structure provided by the embodiment of the present application, an application scenario of the key structure provided by the embodiment of the present application is specifically explained:
among the prior art, in order to avoid the side button to drop from electronic equipment's casing position, the assembly of side button on the center generally needs to carry out the individual joint through key cap checkpost offside button and fixes, and this joint hole that just needs to set up the key cap checkpost and correspond on the casing leads to the processing of casing more complicated. And every side button needs fix through at least one key cap checkpost, and when the side button was assembled toward the casing, the fitting part was more, and the complexity is also great.
Based on the above problem, an embodiment of the present application provides a key structure, which specifically includes: the device comprises a shell, function keys, a flexible circuit board and a reinforced steel plate; the shell is provided with a mounting hole and a mounting groove communicated with the mounting hole; the function key comprises a key body and hanging legs arranged on the key body, wherein at least part of the key body penetrates through the mounting hole, and the hanging legs extend into the mounting groove from the mounting hole; the flexible circuit board and the reinforced steel plate are arranged in the mounting groove, the reinforced steel plate comprises a steel plate body and a stopping portion connected with the steel plate body, the steel plate body is arranged on one side, away from the key body, of the flexible circuit board and is connected with the flexible circuit board, and the stopping portion is bent towards the hanging pin and is connected with the hanging pin in a clamping mode.
In the embodiment of the application, the reinforcing steel plate not only can play the structure enhancement and the supporting role for the flexible circuit board through the steel plate body, but also can be clamped with the hitching leg on the key body through the stopping part, so that the fixing and limiting effects on the function key are realized, the number of installation parts of the function key can be effectively reduced, the assembly complexity of the function key is reduced, and the assembly efficiency of the function key is improved.
The following describes in detail a key structure and an electronic device provided in the embodiments of the present application with reference to the accompanying drawings through specific embodiments and application scenarios thereof.
Referring to fig. 1, a schematic structural diagram of a key structure according to an embodiment of the present application is shown. Referring to fig. 2, a schematic view of an assembly structure of the function key and the reinforcement steel plate according to the embodiment of the present application is shown. Referring to fig. 3, a schematic diagram of an assembly structure of the flexible circuit board and the reinforcing steel plate according to the embodiment of the present application is shown.
In the embodiment of the present application, the key structure may specifically include: a housing 10, a function key 20, a flexible circuit board 30 and a reinforcing steel plate 40; the shell 10 is provided with a mounting hole 11 and a mounting groove 12 communicated with the mounting hole 11; the function key 20 comprises a key body 21 and a hanging pin 22 arranged on the key body 21, wherein at least part of the key body 21 penetrates through the mounting hole 11, and the hanging pin 22 extends into the mounting groove 12 from the mounting hole 11; flexible circuit board 30 and reinforced steel plate 40 all set up in mounting groove 12, and reinforced steel plate 40 includes steel sheet body 41 to and backstop portion 42 that links to each other with steel sheet body 41, steel sheet body 41 sets up in one side that flexible circuit board 30 kept away from button body 21 and links to each other with flexible circuit board 30, and backstop portion 42 is buckled towards hitching leg 22 and is blocked joint mutually with hitching leg 22.
In the embodiment of the present application, the reinforcing steel plate 40 not only can provide the flexible circuit board 30 with structural reinforcement and supporting functions through the steel plate body 41, but also can provide the fixing and limiting functions for the function key 20 by clamping the retaining portion 42 with the hitching leg 22 on the key body 21, so that the number of the installation parts of the function key 20 can be effectively reduced, the assembly complexity of the function key 20 is reduced, and the assembly efficiency of the function key 20 is improved.
It should be noted that the steel plate body 41 generally matches the shape and size of the flexible circuit board 30 to provide better support and structural reinforcement for the flexible circuit board 30. The steel plate body 41 and the flexible circuit board 30 may be adhesively connected by an adhesive member, specifically, the adhesive member includes, but is not limited to, a double-sided tape, a thermosetting glue, and the like.
In the embodiment of the present application, the function keys 20 include, but are not limited to, a power key, a volume key, and the like. The housing 10 includes, but is not limited to, a center frame structure of the electronic device. The function keys 20 can be understood as side keys when the housing 10 has a middle frame structure.
It will be appreciated that the aperture of the mounting hole 11 and the notch of the mounting groove 12 are located on different sides of the housing 10, respectively. In practical applications, the function keys 20 need to be pressed by a user, so the opening of the mounting hole 11 can be located on the outer side (the side visible to the user) of the casing 10, and the mounting groove 12 is mainly used for facilitating the assembly of the function keys 20 and accommodating and mounting the flexible circuit board 30 and the reinforced steel plate 40, so the mounting groove 12 is usually located on the inner side (which can be understood as the side invisible to the user) of the casing 10 in order to improve the appearance of the electronic device.
In the embodiment of the present application, the assembly sequence of the key structure on the housing 10 may be: firstly, the flexible circuit board 30 is adhered to the steel plate body 41 of the reinforced steel plate 40 by double-sided adhesive tape and the like to form a flexible circuit board assembly (as shown in fig. 3), then the functional key 20 is inserted into the mounting hole 11 through the orifice of the mounting hole 11, so that at least part of the key body 21 is inserted into the mounting hole 11, the hanging pin 22 extends into the mounting groove 12 from the mounting hole 11, finally, the flexible circuit board assembly is placed into the mounting groove 12 from the notch of the mounting groove 12, and the stopping part 42 of the reinforced steel plate 40 is clamped on the hanging pin 22 of the functional key 20, so as to stop and fix the functional key 20, thus, the assembly of the key structure on the shell 10 is completed, and the risk that the functional key 20 is dropped from the mounting hole 11 can be effectively avoided by the stopping part 42 of the reinforced steel plate 40. In the embodiment of the present application, the blocking portion 42 of the reinforcing steel sheet is connected to the hanging pin 22 of the function key 20, so that the number of holes on the casing 10 can be effectively reduced, the processing cost of the casing 10 can be further reduced, the number of parts assembled on the casing 10 by the key structure can be reduced, and the assembly difficulty and cost can be reduced.
In the embodiment of the present application, at least one pressing column 23 is further disposed on the key body 21, and the pressing column 23 is opposite to the function switch 31 on the flexible circuit board 30, and is used for triggering a key function corresponding to the function switch 31; wherein, one side or two sides of each pressing column 23 are provided with hanging feet 22. In the embodiment of the present application, stopper portion 42 on reinforcing steel plate 40 is connected with hitching leg 22 on function key 20 in a clamped manner, so that function key 20, flexible circuit board 30 and reinforcing steel plate 40 form an integral structure, and thus, when pressing function key 20, a user can trigger function switch 31 more accurately by pressing post 23, and further can effectively avoid the risk of key failure caused by displacement between function key 20 and flexible circuit board 30.
In practical application, the key body 21, the hanging leg 22 and the pressing column 23 can be an integrally formed structure to reduce the number of parts and the assembling process of the function key 20; or, button body 21 and hitching leg 22 form the key cap structure for integrated into one piece, then the key cap structure again with press post 23 can dismantle and be connected, thus, the user is through pressing the key cap structure, drive through the key cap structure and press post 23 to trigger function switch 31 on the flexible circuit board 30, the size of key cap structure can be greater than and press post 23, user's the precision of pressing is higher, use and experience better, press post 23 external diameter size less, press post 23 department electronic equipment's casing 10 go up the trompil can be littleer like this, and then can effectively promote the waterproof dustproof performance of electronic equipment function button 20 department.
In practical application, when the function key 20 is a volume key, because the volume key has volume + and volume-, the volume + may correspond to one pressing column 23, and the volume-may correspond to one pressing column 23, wherein each pressing column 23 may correspond to one function switch 31 on the flexible circuit board 30, and two hanging pins 22 may be symmetrically arranged between the two pressing columns 23, and the two hanging pins 22 may be symmetrically arranged along a center line of a connecting line of the two pressing columns 23, so that the two hanging pins 22 are respectively connected with the stopping portion 42 in a clamping manner, so that connection stability between the volume key and the stopping portion 42 can be effectively improved, and further, accuracy of the volume key to trigger the function switch 31 corresponding to the volume on the flexible circuit board 30 is effectively improved; when the function key 20 is a power key, the power key may have a pressing column 23, and therefore, two sides of the pressing column 23 may be respectively provided with a hanging pin 22, and the hanging pin 22 is clamped with the stopping portion 42 to improve the connection reliability between the power key and the reinforcing steel plate 40, thereby effectively improving the accuracy of triggering the function switch 31 corresponding to the power key on the flexible circuit board 30 by the power key.
In the embodiment of the present application, the steel plate body 41 and the stopping portion 42 are generally of an integrated structure, so that not only can the connection strength between the steel plate body 41 and the stopping portion 42 be improved, but also the processing difficulty and the processing cost of the reinforced steel plate 40 can be effectively reduced.
In practical application, the steel plate body 41 and the stopping portion 42 may be formed by bending a sheet metal part. Specifically, the stopper portion 42 may include: a connecting section 421 and a stopping section 422; one end of the connecting section 421 is connected to the steel plate body 41, the other end is connected to the stopping section 422, the connecting section 421 and the stopping section 422 are arranged at a first preset included angle, and the connecting section 421 and the stopping section 422 form a hook structure; the hitching leg 22 is clamped with the hook structure.
In the embodiment of the present application, the first predetermined included angle may be any value within a range of 0 to 180 °. In practical application, when the first preset included angle is within a range of 45 degrees to 90 degrees, the hook structure formed by the connecting section 421 and the stopping section 422 is clamped with the hanging foot 22 more firmly. It can be understood that, in practical application, when the included angle between the connecting section 421 and the stopping section 422 is 90 °, the process of bending the reinforced steel plate 40 by the metal plate is simpler, and the cost is lower.
In practical applications, the connection segment 421 may be disposed at an angle of 90 ° (within a predetermined error range, for example, an error range of ± 15 °) with respect to the plane where the steel plate body 41 is located. One end of the stopping section 422 far from the connecting section 421 can extend towards the direction close to the steel plate body 41, so that the hook structure formed by the connecting section 421 and the stopping section 422 and the hitching leg 22 are more firmly hooked.
Optionally, one end of the stopping section 422, which is far away from the connecting section 421, is further provided with a limiting portion, and the limiting portion is bent towards the steel plate body 41.
In the embodiment of the application, the limiting part is arranged to limit the position of the hanging pin 22 after the hanging pin 22 is clamped with the hook structure, so that the hanging pin 22 can be effectively prevented from falling off from the hook structure. In particular, the limiting portion may be a structure similar to a limiting lip.
In practical application, in order to promote the structural strength of linkage segment 421, when reducing hitching leg 22 and crotch structure looks joint, linkage segment 421 atress leads to the deformation condition, can also be provided with the strengthening rib on linkage segment 421, and the strengthening rib extends towards the direction of backstop section 422 to reduce the deformation of linkage segment 421 through the strengthening rib structure. Of course, in practical application, the reinforcing rib may have other forms, and the embodiment of the present application is not described herein again.
In the embodiment of the present application, the hitching leg 22 specifically includes: a first hanging arm 221 and a second hanging arm 222; one end of the first hanging arm 221 is connected with the key body 21, the other end of the first hanging arm 221 is connected with the second hanging arm 222, the first hanging arm 221 and the second hanging arm 222 are arranged at a second preset included angle, and a containing groove is formed among the first hanging arm 221, the second hanging arm 222 and the key body 21; the hook structure is clamped in the containing groove.
In the embodiment of the present application, by matching the accommodating groove with the hook structure, the detachable connection structure between the function key 20 and the reinforcement steel plate 40 can be simpler, and the assembly is more convenient. In practical application, the first hanging arm 221 extends towards the steel plate body 41, and a second preset included angle between the second hanging arm 222 and the first hanging arm 221 can be any value within a range of 0-180 °. Optionally, when the second preset included angle is larger than or equal to 90 degrees, the structure that the hook structure is clamped in the accommodating groove is more stable and reliable.
In the case where the number of the hitching leg 22 is plural, the extending directions of the second hitching arms 222 of the two adjacent hitching legs 22 may be opposite or opposite. In practical application, under the condition that the pressing column 23 is not pressed between two adjacent hanging legs 22, the second hanging arms 222 of the two hanging legs 22 can be arranged to extend oppositely, so that the two hanging legs 22 can be clamped by the hook structure of one stopping portion 42, the number of the stopping portions 42 can be effectively reduced, and the stopping fixing stability of the stopping portions 42 is improved. It is understood that the extending directions of the second hanging arms 222 of two adjacent hanging feet 22 can also be set to extend towards the same direction, and those skilled in the art can set the extending directions according to practical situations, and the embodiment of the present application does not limit this.
In the embodiment of the present application, in order to make the connection between the reinforcing steel plate 40 and the function key 20 more stable and reliable, the number of the stopping portions 42 may be multiple, the multiple stopping portions 42 are arranged at intervals along the length direction of the steel plate body 41, and each stopping portion 42 corresponds to at least one hanging pin 22. In the embodiment of the present application, when each stopping portion 42 corresponds to two or more hitching legs 22, the number of stopping portions 42 can be effectively reduced.
In the embodiment of the present application, the flexible circuit board 30 or the reinforced steel plate 40 may correspond to a plurality of function keys 20, and each function key 20 may be provided with at least one hanging pin 22, so that a plurality of function keys 20 may be simultaneously installed and fixed through one reinforced steel plate 40. In practical applications, at least two hanging legs 22 may be correspondingly disposed on each function key 20 to improve the connection stability and reliability between the function key 20 and the reinforced steel plate 40.
In the embodiment of the present application, in the length direction of the steel plate body 41, at least one of the plurality of stopping portions 42 has a size larger than that of the other stopping portion 42, or the sizes of the stopping portions 42 are the same. The dimension of the stopper portion 42 in the longitudinal direction of the steel plate body 41 can be understood as the longitudinal dimension of the stopper portion 42. In practical applications, the length of the stopping portion 42 may be matched with the size of the hitching leg 22. Along the length direction of steel plate body 41, the sizes of a plurality of stopping portions 42 may all be the same, wherein each stopping portion 42 corresponds to the same number of hitching legs 22. When the length of one blocking portion 42 is greater than the length of the other blocking portions 42, the blocking portion 42 with a longer length can be correspondingly clamped with two or more hitching legs 22, so that the number of the blocking portions 42 can be effectively reduced, and the strength and the blocking stability of the blocking portions 42 can be improved.
In the embodiment of the present application, the housing 10 is further provided with a spacing groove, and the spacing groove is disposed between the mounting hole 11 and the mounting groove 12, and is respectively communicated with the mounting hole 11 and the mounting groove 12; the stopping portion 42 is disposed in the avoiding groove and is connected to the hanging pin 22. In practical application, because the setting of backstop portion 42, make the whole size of stiffening steel plate 40 or the size of the flexible circuit board subassembly that forms increase, in order to reduce the flexible circuit board subassembly assembly degree of difficulty, set up the aversion groove through the relative position of backstop portion 42 on casing 10, thereby can play the effect of guide and anti-reverse installation to the assembly of flexible circuit board subassembly on the one hand through aversion groove, on the other hand can also effectively reduce the assembly degree of difficulty of flexible circuit board subassembly, reduce the scheduling problem of interference among the assembling process.
In summary, the key structure of the embodiment of the present application at least includes the following advantages:
in the embodiment of the application, because the stiffening steel sheet includes the steel sheet body, and the backstop portion that links to each other with the steel sheet body, the steel sheet body sets up in one side that the button body was kept away from to the flexible circuit board, backstop portion buckle towards the hitching leg and with hitching leg looks joint, therefore, the stiffening steel sheet not only can play structure enhancement and supporting role for the flexible circuit board, can also be through the hitching leg looks joint on backstop portion and the button body, play fixed and spacing effect to the function button, thereby can effectively reduce the installation part quantity of function button, reduce the assembly complexity of function button, improve the assembly efficiency of function button.
An embodiment of the present application further provides an electronic device, where the electronic device specifically includes: the key structure is provided.
The electronic device according to the embodiment of the application can be a smart phone, a computer, a multimedia player, an electronic reader, a wearable device and the like.
In the embodiment of the present application, the housing includes, but is not limited to, a middle frame structure. In the case of the housing being a middle frame, the function keys of the key structure may be understood as side keys including, but not limited to, a volume key, a power key, etc.
In the embodiment of the application, the stopping part of the reinforcing steel sheet is clamped with the hanging pins of the function keys, so that the number of holes in the shell can be effectively reduced, the processing cost of the shell is reduced, the number of parts assembled on the shell through the key structure can be reduced, and the assembling difficulty and cost are reduced.
While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A key structure, comprising: the device comprises a shell, function keys, a flexible circuit board and a reinforced steel plate;
the shell is provided with a mounting hole and a mounting groove communicated with the mounting hole;
the functional key comprises a key body and a hanging pin arranged on the key body, at least part of the key body is arranged in the mounting hole in a penetrating way, and the hanging pin extends into the mounting groove from the mounting hole;
the flexible circuit board with the stiffening steel sheet all set up in the mounting groove, the stiffening steel sheet include the steel sheet body, and with the backstop portion that the steel sheet body links to each other, the steel sheet body set up in the flexible circuit board is kept away from one side of button body and with the flexible circuit board links to each other, backstop portion orientation the hitching leg buckle and with hitching leg looks joint.
2. The key structure of claim 1, wherein the stopper portion comprises: a connecting section and a stopping section;
one end of the connecting section is connected with the steel plate body, the other end of the connecting section is connected with the stopping section, the connecting section and the stopping section are arranged in a first preset included angle, and the connecting section and the stopping section form a hook structure;
the hanging legs are clamped with the hook structures.
3. The key structure of claim 2, wherein an end of the stopping section away from the connecting section extends toward a direction close to the steel plate body.
4. The key structure according to claim 2, wherein a limiting portion is further disposed at one end of the stopping section away from the connecting section, and the limiting portion is bent towards the steel plate body;
and/or a reinforcing rib is arranged on the connecting section and extends towards the direction of the stopping section.
5. The key structure of claim 2, wherein the foot comprises: a first hanging arm and a second hanging arm;
one end of the first hanging arm is connected with the key body, the other end of the first hanging arm is connected with the second hanging arm, the first hanging arm and the second hanging arm are arranged at a second preset included angle, and a containing groove is formed among the first hanging arm, the second hanging arm and the key body;
the hook structure is clamped in the accommodating groove.
6. The key structure of claim 1, wherein the key body is further provided with at least one pressing column, and the pressing column is opposite to the function switch on the flexible circuit board and used for triggering the key function corresponding to the function switch;
wherein, one side or both sides of every pressing post all are provided with the hitching leg.
7. The key structure of claim 1, wherein the number of the stopping portions is plural, the stopping portions are arranged at intervals along the length direction of the steel plate body, and each stopping portion corresponds to at least one of the hanging legs;
and/or the stopping part and the steel plate body are of an integrated structure.
8. The key structure of claim 7, wherein along the length direction of the steel plate body, at least one of the stopping portions has a size larger than the other stopping portion, or the stopping portions have the same size.
9. The electronic device according to claim 1, wherein a clearance groove is further disposed on the housing, and the clearance groove is disposed between the mounting hole and the mounting groove and is respectively communicated with the mounting hole and the mounting groove;
the stopping part is arranged in the avoiding groove and is clamped with the hanging pin.
10. An electronic device, characterized in that the electronic device comprises: the key structure of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111473184.XA CN114203470A (en) | 2021-12-03 | 2021-12-03 | Key structure and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111473184.XA CN114203470A (en) | 2021-12-03 | 2021-12-03 | Key structure and electronic equipment |
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| Publication Number | Publication Date |
|---|---|
| CN114203470A true CN114203470A (en) | 2022-03-18 |
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| CN202111473184.XA Pending CN114203470A (en) | 2021-12-03 | 2021-12-03 | Key structure and electronic equipment |
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| CN (1) | CN114203470A (en) |
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| CN205726744U (en) * | 2016-04-22 | 2016-11-23 | 上海与德通讯技术有限公司 | A kind of fastening structure and electronic equipment |
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| CN111370246A (en) * | 2020-03-03 | 2020-07-03 | 广东长盈精密技术有限公司 | Shell assembly and electronic equipment |
| CN111430166A (en) * | 2020-03-20 | 2020-07-17 | Oppo广东移动通信有限公司 | Key assembly, key and electronic equipment |
| CN211702090U (en) * | 2020-03-30 | 2020-10-16 | 维沃移动通信有限公司 | Electronic device |
| CN214450193U (en) * | 2021-02-07 | 2021-10-22 | 长城汽车股份有限公司 | Mounting structure, door assembly and vehicle of window frame trim and door inner casing |
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2021
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| CN104284539A (en) * | 2013-07-04 | 2015-01-14 | 神讯电脑(昆山)有限公司 | Clamping structure and key module |
| CN204801523U (en) * | 2015-07-18 | 2015-11-25 | 台州市路桥永长摩托车配件厂 | Motorcycle gauge board |
| CN205726744U (en) * | 2016-04-22 | 2016-11-23 | 上海与德通讯技术有限公司 | A kind of fastening structure and electronic equipment |
| WO2018120801A1 (en) * | 2016-12-28 | 2018-07-05 | 歌尔股份有限公司 | Connecting elastic piece, speaker unit, and electronic device |
| CN209323803U (en) * | 2018-12-14 | 2019-08-30 | 广东美的制冷设备有限公司 | Ceiling machine |
| CN210403569U (en) * | 2019-09-29 | 2020-04-24 | Oppo（重庆）智能科技有限公司 | Reinforcement connecting piece, button structure and mobile terminal |
| CN111370246A (en) * | 2020-03-03 | 2020-07-03 | 广东长盈精密技术有限公司 | Shell assembly and electronic equipment |
| CN111430166A (en) * | 2020-03-20 | 2020-07-17 | Oppo广东移动通信有限公司 | Key assembly, key and electronic equipment |
| CN211702090U (en) * | 2020-03-30 | 2020-10-16 | 维沃移动通信有限公司 | Electronic device |
| CN214450193U (en) * | 2021-02-07 | 2021-10-22 | 长城汽车股份有限公司 | Mounting structure, door assembly and vehicle of window frame trim and door inner casing |
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