CN104979121B - Press switch device and its installation method and intelligent terminal - Google Patents
Press switch device and its installation method and intelligent terminal Download PDFInfo
- Publication number
- CN104979121B CN104979121B CN201510357928.XA CN201510357928A CN104979121B CN 104979121 B CN104979121 B CN 104979121B CN 201510357928 A CN201510357928 A CN 201510357928A CN 104979121 B CN104979121 B CN 104979121B
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- CN
- China
- Prior art keywords
- cover assembly
- snap fit
- switch device
- elastic
- press switch
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- 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
- H01H13/50—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
- H01H13/56—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 upon the next application of operating force
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
- H01H3/12—Push-buttons
- H01H3/122—Push-buttons with enlarged actuating area, e.g. of the elongated bar-type; Stabilising means therefor
- H01H3/125—Push-buttons with enlarged actuating area, e.g. of the elongated bar-type; Stabilising means therefor using a scissor mechanism as stabiliser
Landscapes
- Switch Cases, Indication, And Locking (AREA)
Abstract
The invention discloses a kind of press switch device, including cover assembly, base assembly, elastic component, balanced component and circuit board, circuit board is fixed in cover assembly and centre offers through hole, balanced component is relatively fixed with cover assembly and base assembly respectively through through hole and both ends, and elastic component abuts cover assembly and base assembly through balanced component and through hole and both ends difference elasticity.The balanced component for connecting cover assembly and base assembly simultaneously is provided with the press switch device, either during Shang Gai is pressed or upsprings, upper lid is crooked all without occurring, and whole operation is steadily without rocking.The installation method of switching device provided by the invention, it is ensured that be arranged on without deviating from switching device the sound construction such as cover assembly and balanced component, while also ensure that the switching device possesses expanded interface function.Present invention also offers a kind of intelligent terminal with the press switch device.
Description
Technical field
The present invention relates to a kind of switching device, more particularly to press switch device and its installation method and intelligent terminal.
Background technology
Push switch mainly promotes transmission mechanism using button, movable contact is switched on or switched off with stationary contact and is realized electricity
The switch of road switching, in electric automatic control circuit, for sending control signal manually with the break-make of control circuit.Its structure
Simply, it is widely used in various electronic products.
Existing push switch is generally provided with spring in the inside of press section, can function well as make press section by by
Automatically the effect of elastic recovery is realized after pressure, still, in the case where some occasion press sections area is larger, when operator to by
When splenium force is pressed, press section easily occurs crooked and produces and rock, and causes loose contact or feel not good enough, influences normally to make
With.
The content of the invention
In view of the shortcomings of the prior art, the invention provides a kind of pressing stability it is good, be not easy to rock or crooked
Press switch device and its installation method.
In order to realize above-mentioned purpose, present invention employs following technical scheme：
A kind of press switch device, including cover assembly, base assembly, elastic component, balanced component and circuit board, it is described
Circuit board is fixed in the cover assembly and centre offers through hole, and the balanced component includes two hollow balancing stands,
Two balancing stands are arranged in a crossed manner and are pivotally connected, the balanced component through the through hole and both ends respectively with the cover assembly
It is relatively fixed with the base assembly, the elastic component abuts through the balanced component and the through hole and both ends difference elasticity
The cover assembly and the base assembly.
Wherein, the cover assembly includes upper lid and is close to the decoration of the upper cover top surface outer surface.
Wherein, the perisporium outer surface of the cover assembly is convexly equipped with multiple projections, and the perisporium of the base assembly is from bottom surface
Open up jagged, the projection is arranged in the breach and can slided up and down in the breach.
Wherein, the base assembly includes lower cover and bottom plate, and the bottom plate is fixed on the lower cover bottom surface.
Wherein, the circuit board is provided with expansion interface, and the corresponding extension is offered on the cover assembly perisporium and is connect
The jack of mouth.
Wherein, the cover assembly and the base assembly are respectively equipped with snap fit and latching device, the snap fit and described
Latching device optionally engages or separated.
Wherein, the latching device includes lock tube, head is extended with the snap fit seat of elastic claw, spring and spacing towards both sides
Part, the spring is arranged in the lock tube and snap fit seat described in Elastic pusher；The lock tube side wall offers chute, the card
Hook seat and be provided with spacing hole, described locating part one end is in the spacing hole, and the other end of the locating part is in the chute
Inside slidably, for limiting the snap fit seat abjection.
Another object of the present invention is to provide a kind of installation method of press switch device, including：By cover assembly
Load lower cover, and multiple projections of the perisporium outer surface of cover assembly is respectively embedded into the breach of the base assembly perisporium bottom surface
It is interior；Load elastic component, balanced component and circuit board, and the both ends of balanced component are separately fixed on cover assembly and bottom plate；
The bottom of lower cover is secured a base plate to, for preventing the cover assembly from deviating from from the lower cover bottom.
Wherein, the installation method of press switch device also includes the circuit board being fixed in the cover assembly,
And the expansion interface on the circuit board is directed at corresponding jack on the cover assembly perisporium.
A further object of the present invention is to provide a kind of intelligent terminal, including above-mentioned press switch device, described to press
Pusher-type switch device is fixed on intelligent terminal.
The balanced component for connecting cover assembly and base assembly simultaneously is provided with the press switch device of the present invention, upper
During lid is pressed, balanced component highly decreases, it is ensured that upper lid do not occur it is crooked, whole operation steadily without
Rock；During Shang Gai upsprings, balanced component height extends therewith, it is crooked can still to ensure that upper lid does not occur, structure is reliable
Property it is high, operational stability is good.Meanwhile the installation method of switching device provided by the invention can ensure cover assembly and balance group
It is arranged on without deviating from switching device, simultaneously, moreover it is possible to ensure that press switch device possesses extension and connect the sound constructions such as part
Mouth function.
Brief description of the drawings
Fig. 1 is the press switch device structural representation of the preferred embodiment of the present invention.
Fig. 2 is the structural decomposition diagram of the press switch device of the preferred embodiment of the present invention.
Fig. 3 is the part-structure schematic diagram of the press switch device of the preferred embodiment of the present invention.
Fig. 4 is the structure decomposition figure of the latching device of the preferred embodiment of the present invention.
The sectional view of the latching device of Fig. 5 preferred embodiment of the present invention.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further described.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and do not have to
It is of the invention in limiting.
Refering to Fig. 1 and Fig. 2, press switch device of the invention can be widely applied to various electronic equipments, the push type
Switching device includes cover assembly 10, base assembly 20, elastic component 30, balanced component 40 and circuit board 50, and circuit board 50 is fixed
In cover assembly 10 and centre offers through hole 500, and balanced component 40 includes two hollow balancing stands 41, two balancing stands
41 is arranged in a crossed manner and be pivotally connected, balanced component 40 through through hole 500 and both ends it is relative with cover assembly 10 and base assembly 20 respectively
Fixed, elastic component 30 abuts cover assembly 10 and base assembly 20 through balanced component 40 and through hole 500 and both ends difference elasticity.
Specifically, balancing stand 41 is frame structure, including the hinge bar 41b positioned at both sides and is connected to two hinge bars
Connecting rod 41a between 41b, two balancing stands 41 are arranged in a crossed manner, are hinged hinge bar 41b using structures such as rivets, make two
Balancing stand 41 forms scissor construction.To reduce the whole height of switching device, the hinge bar 41b of the balancing stand 41 of the present embodiment is in
S-shaped, hinge point are arranged at hinge bar 41b middle part.
Here, elastic component 30 preferably uses spring.It is understood that also just can use other elastic components such as silica gel,
Rubber etc..
Cover assembly 10 includes upper lid 11 and is close to the decoration 12 of the top surface outer surface of lid 11.With reference to Fig. 3, upper lid 11
Perisporium outer surface be convexly equipped with multiple projections 100, the perisporium of base assembly 20 offers one group of breach 200, projection 100 from bottom surface
It is arranged in breach 200 and can be slided up and down in breach 200.
Base assembly 20 includes lower cover 21 and bottom plate 22, and breach 200 is opened in the bottom surface of lower cover 21, and bottom plate 22 is fixed on down
The bottom surface of lid 21.Specifically, another group of breach 201 is offered on the bottom surface of lower cover 21, the bending of the corresponding position of bottom plate 22, is utilized
Fixture is fixed in the breach 201.The fixed seat 23 for being additionally provided with pivot joint on bottom plate 22, one end of elastic component 30 is by fixed seat
23 are fixed on bottom plate 22.
Circuit board 50 is provided with expansion interface 51, and the jack of corresponding expansion interface 51 is offered on the perisporium of cover assembly 10
110.Wherein, expansion interface 51 can include USB data interface 51a or charge port (or earphone hole) 51b.
With reference to Fig. 4, cover assembly 10 and base assembly 20 are respectively equipped with snap fit 11a and latching device 24, snap fit 11a and lock
Buckle mechanism 24 optionally engages or separated.
Latching device 24 is extended with elastic claw 242a snap fit seat 242, the and of spring 243 including lock tube 241, head towards both sides
Locating part 244, spring 243 is arranged in lock tube 241 and Elastic pusher snap fit seat 242；The first side wall of lock tube 241 (figure is not marked)
Chute 241a is offered, snap fit seat 242 is provided with spacing hole 242b, and the one end of locating part 244 is in spacing hole 242b, locating part
244 other end slidably, is deviate from chute 241a for limiting snap fit seat 242.Specifically, locating part 244 includes mutual
Vertical vertical bar 2440 and horizon bar 2441, horizon bar 2441 are used to be inserted in spacing hole 242b, the end of vertical bar 2440
End is convexly equipped with lug boss 2440a, for being embedded in chute 241a and being slided in chute 241a.During specific installation, first by bullet
Spring 243 is put into lock tube 241, is then inserted horizon bar 2441 in spacing hole 242b, and snap fit seat 242 is put into lock tube 241
And snap fit seat 242 is pressed, the lug boss 2440a in vertical bar 2440 is located in chute 241a, latching device 24 has assembled
Into.
With reference to Fig. 5, side opening 2410 is offered in two side walls adjacent with the first side wall on lock tube 241, from each side
The bottom in hole 2410 is extended with hang plate 241b towards both sides respectively.When the elastic claw 242a of snap fit seat 242 is located at outside lock tube 241
When, the size of width of the gap more than snap fit 11a between two elastic claw 242a；When the elastic claw of snap fit seat 242
When 242a is located in lock tube 241, elastic claw 242a is arranged in the side opening 2410 of both sides and extruded by hang plate 241b towards centre,
The size of width of the gap less than snap fit 11a between two elastic claw 242a, can will stretch into snap fit 11a cards therein
Firmly；When snap fit seat 242 continues to move towards in lock tube 241, the extruding force that spring 243 is subject to increases, after discharging external force, snap fit seat
242 are ejected outside towards lock tube 241, simultaneously as snap fit 11a is fixed on lid 11, are similarly subjected to the restoring force of elastic component 30,
Spring 243 and the collective effect of elastic component 30 make snap fit 11a depart from elastic claw 242a, and cover assembly 10 is upspring.
Specifically, the top of fixed seat 23 offers opening 231, and lock tube 241 is inserted in fixed seat 23 by the opening 231
And its bottom abuts bottom plate 22, the hang plate 241b of both sides makes by towards middle spring compression through opening 231, through opening
The abjection of lock tube 241 can be limited after 231.
Cover assembly 10 is pressed when first, cover assembly 10 is steady under the collective effect of elastic component 30 and balanced component 40
Ground is pressed, and subsequent snap fit 11a enters between the two elastic claw 242a opened, and continuation down presses, two elastic claw 242a
Completely into being locked in lock tube 241 to snap fit 11a, that is, complete a pressing operation；After cover assembly 10 are pressed again
External force is discharged, snap fit seat 242 departs from side opening 2410 and under the collective effect of spring 243 and elastic component 30 towards 241 outer bullet of lock tube
Go out, snap fit 11a is released, and so as to complete releasing process, cover assembly 10 is in elastic component 30 and the common work of balanced component 40
Steadily upspring with lower.
Several through holes (figure is not marked) worn for threaded fastener are provided with the edge of lower cover 21, utilize screw threads for fastening
The press switch device can be fixed in the corresponding structure of various electronic equipments (such as intelligent terminal) by part, and protrude electronics
The shell of equipment, while circuit board 50 is connected with governor circuit, dismounting is very convenient.Because the switching device is provided with extension
Interface 51, after being installed on electronic equipment, the press switch device can also provide extra expansion interface for electronic equipment.
It is understood that the fixed form of press switch device and electronic equipment is not limited in aforesaid way, or card
The fixed forms such as button, threaded connection.
Due to the collective effect of elastic component 30 and balanced component 40, either it is pressed or upsprings in cover assembly 10
During can held stationary state without rocking, switching device reliability is high, good operability.
During specific installation method, mainly comprise the following steps：
S01：Cover assembly 10 is loaded into lower cover 21, and divides multiple projections 100 of the perisporium outer surface of cover assembly 10
Qian Ru not be in the breach 200 of the perisporium bottom surface of base assembly 20；
S02：Load elastic component 30, balanced component 40 and circuit board 50, and the both ends of balanced component 40 are separately fixed at
On cover assembly 10 and bottom plate 22；
S03：Bottom plate 22 is fixed on to the bottom of lower cover 21, deviate from available for cover assembly 10 is prevented from the bottom of lower cover 21.
Wherein, it is that circuit board 50 is fixed in cover assembly 10 in step S02 during mounting circuit boards 50, and by electricity
Expansion interface 51 on road plate 50 is directed at corresponding jack 110 on the perisporium of cover assembly 10.
Wherein, step S01 also includes snap fit 11a being fixed to the upper inner surface of lid 11；Meanwhile step S02 also includes assembling
Latching device 24 is simultaneously fixed on bottom plate 22 by latching device 24.
The balanced component for connecting cover assembly and base assembly simultaneously is provided with the press switch device of the present invention, upper
During lid is pressed, balanced component highly decreases, it is ensured that upper lid do not occur it is crooked, whole operation steadily without
Rock；During Shang Gai upsprings, balanced component height extends therewith, it is crooked can still to ensure that upper lid does not occur, structure is reliable
Property it is high, operational stability is good.Meanwhile the installation method of switching device provided by the invention can ensure cover assembly and balance group
It is arranged on without deviating from switching device, simultaneously, moreover it is possible to ensure that press switch device possesses extension and connect the sound constructions such as part
Mouth function.
It the above is only the embodiment of the application, it is noted that come for those skilled in the art
Say, on the premise of the application principle is not departed from, some improvements and modifications can also be made, these improvements and modifications also should be regarded as
The protection domain of the application.
Claims (8)
- A kind of 1. press switch device, it is characterised in that including cover assembly (10), base assembly (20), elastic component (30), Balanced component (40) and circuit board (50), the circuit board (50) is fixed in the cover assembly (10) and centre offer it is logical Hole (500), the balanced component (40) include two hollow balancing stands (41), and two balancing stands (41) are arranged in a crossed manner simultaneously Pivot joint, the balanced component (40) through the through hole (500) and both ends respectively with the cover assembly (10) and the base Component (20) is relatively fixed, and the elastic component (30) is distinguished through the balanced component (40) and the through hole (500) and both ends Elasticity abuts the cover assembly (10) and the base assembly (20)；The cover assembly (10) and the base assembly (20) Snap fit (11a) and latching device (24) are respectively equipped with, the snap fit (11a) and the latching device (24) are in the cover assembly (10) optionally engage or separate during being pressed；The latching device (24) includes lock tube (241), head towards two Side is extended with the snap fit seat (242), spring (243) and locating part (244) of elastic claw (242a), and the spring (243) is arranged on In the lock tube (241) and snap fit seat (242) described in Elastic pusher；The first side wall of the lock tube (241) offers chute Side opening (2410) is offered in (241a), adjacent with the first side wall two side walls, the snap fit seat (242) is provided with spacing hole (242b), described locating part (244) one end is in the spacing hole (242b), and the other end of the locating part (244) is in institute State in chute (241a) slidably, for limiting snap fit seat (242) abjection；From the bottom of each side opening (2410) point Hang plate (241b) is not extended with towards both sides, the gap between two elastic claws (242a) is more than the snap fit (11a) The size of width, the side opening of both sides is arranged in by pressure, the elastic claw (242a) in the snap fit (11a) (2410) extruded by the hang plate (241b) in and towards centre and produce deformation, snap fit described in spring (243) Elastic pusher Seat (242) and the elastic claw (242a) is connected in the side opening (2410).
- 2. press switch device according to claim 1, it is characterised in that the cover assembly (10) includes upper lid (11) and be close to it is described it is upper lid (11) top surface outer surface decoration (12).
- 3. press switch device according to claim 1, it is characterised in that the perisporium appearance of the cover assembly (10) Face is convexly equipped with multiple projections (100), and the perisporium of the base assembly (20) opens up jagged (200), the projection from bottom surface (100) it is arranged in the breach (200) and can be slided up and down in the breach (200).
- 4. press switch device according to claim 1, it is characterised in that the base assembly (20) includes lower cover (21) and bottom plate (22), the bottom plate (22) are fixed on the lower cover (21) bottom surface.
- 5. press switch device according to claim 1, it is characterised in that the circuit board (50) connects provided with extension Mouthful (51), the jack (110) of the corresponding expansion interface (51) is offered on cover assembly (10) perisporium.
- A kind of 6. installation method of press switch device, it is characterised in that including：Cover assembly (10) is loaded into lower cover (21), and multiple projections (100) of the perisporium outer surface of cover assembly (10) are made to be respectively embedded into base assembly (20) perisporium bottom surface Breach (200) in；Load elastic component (30), balanced component (40) and circuit board (50), and by the both ends of balanced component (40) It is separately fixed on cover assembly (10) and bottom plate (22)；Bottom plate (22) is fixed on to the bottom of lower cover (21), for preventing Cover assembly (10) is stated from the lower cover (21) bottom to deviate from；Wherein, the cover assembly (10) and the base assembly (20) Snap fit (11a) and latching device (24) are respectively equipped with, the snap fit (11a) and the latching device (24) are in the cover assembly (10) optionally engage or separate during being pressed；The latching device (24) includes lock tube (241), head towards two Side is extended with the snap fit seat (242), spring (243) and locating part (244) of elastic claw (242a), and the spring (243) is arranged on In the lock tube (241) and snap fit seat (242) described in Elastic pusher；The first side wall of the lock tube (241) offers chute Side opening (2410) is offered in (241a), adjacent with the first side wall two side walls, the snap fit seat (242) is provided with spacing hole (242b), described locating part (244) one end is in the spacing hole (242b), and the other end of the locating part (244) is in institute State in chute (241a) slidably, for limiting snap fit seat (242) abjection；From the bottom of each side opening (2410) point Hang plate (241b) is not extended with towards both sides, the gap between two elastic claws (242a) is more than the snap fit (11a) The size of width, the side opening of both sides is arranged in by pressure, the elastic claw (242a) in the snap fit (11a) (2410) extruded by the hang plate (241b) in and towards centre and produce deformation, snap fit described in spring (243) Elastic pusher Seat (242) and the elastic claw (242a) is connected in the side opening (2410).
- 7. the installation method of press switch device according to claim 6, it is characterised in that also include the circuit Plate (50) is fixed in the cover assembly (10), and the expansion interface (51) on the circuit board (50) is aligned into the upper lid Corresponding jack (110) on component (10) perisporium.
- 8. a kind of intelligent terminal, it is characterised in that described to press including any described press switch devices of claim 1-5 Pusher-type switch device is fixed on intelligent terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510357928.XA CN104979121B (en) | 2015-06-24 | 2015-06-24 | Press switch device and its installation method and intelligent terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510357928.XA CN104979121B (en) | 2015-06-24 | 2015-06-24 | Press switch device and its installation method and intelligent terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104979121A CN104979121A (en) | 2015-10-14 |
| CN104979121B true CN104979121B (en) | 2017-12-05 |
Family
ID=54275542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510357928.XA Active CN104979121B (en) | 2015-06-24 | 2015-06-24 | Press switch device and its installation method and intelligent terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104979121B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0619588A1 (en) * | 1993-04-05 | 1994-10-12 | Brother Kogyo Kabushiki Kaisha | Key switch device |
| CN101106027A (en) * | 2007-07-31 | 2008-01-16 | 海安昌荣博创机电制造厂 | Push buttons |
| CN202796586U (en) * | 2012-08-30 | 2013-03-13 | 群光电子股份有限公司 | Luminous keyboard device |
| CN103489687A (en) * | 2013-10-08 | 2014-01-01 | 袁建君 | Key structure, mechanical keyboard with same and assembly method |
-
2015
- 2015-06-24 CN CN201510357928.XA patent/CN104979121B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0619588A1 (en) * | 1993-04-05 | 1994-10-12 | Brother Kogyo Kabushiki Kaisha | Key switch device |
| CN101106027A (en) * | 2007-07-31 | 2008-01-16 | 海安昌荣博创机电制造厂 | Push buttons |
| CN202796586U (en) * | 2012-08-30 | 2013-03-13 | 群光电子股份有限公司 | Luminous keyboard device |
| CN103489687A (en) * | 2013-10-08 | 2014-01-01 | 袁建君 | Key structure, mechanical keyboard with same and assembly method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104979121A (en) | 2015-10-14 |
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Effective date of registration: 20211118 Address after: 264200 No. 220, Keji Road, torch high tech Industrial Development Zone, Weihai City, Shandong Province Patentee after: Weihai high tech Park Operation Management Co.,Ltd. Address before: 516003 No.86, hechangqi Road West, Zhongkai high tech Zone, Huizhou City, Guangdong Province Patentee before: HUIZHOU TCL MOBILE COMMUNICATION Co.,Ltd. |
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