CN101750850A

CN101750850A - Switching mechanism and electronic device with same

Info

Publication number: CN101750850A
Application number: CN200810179600A
Authority: CN
Inventors: 林资智
Original assignee: Altek Corp
Current assignee: Altek Corp
Priority date: 2008-12-09
Filing date: 2008-12-09
Publication date: 2010-06-23
Anticipated expiration: 2028-12-09
Also published as: CN101750850B

Abstract

The invention discloses a switching mechanism and an electronic device with the same. The switching mechanism comprises a turntable and a pressure sensing module. The turntable comprises a turntable body, a shaft part for connecting the turntable body and the electronic device, and a contact part which is arranged at the bottom of the turntable body and has an inclined bottom surface; and the pressure sensing module is electrically and fixedly connected with the electronic device and is positioned below the turntable, and the pressure sensing module comprises a button part which can move up and down and is kept in contact with the bottom surface of the contact part. When the rotary disc rotates, the contact part can press the button part of the pressure sensing module, and the pressure sensing module outputs different signals according to the movement amount of the button part.

Description

The electronic installation of switching mechanism and this switching mechanism of tool

Technical field

The present invention relates to a kind of switching mechanism and have the electronic installation of this switching mechanism, more in detail, is to be applied to have its required function changing-over mechanism of multi-functional electronic installation about a kind of.

Background technology

In the prior art, the existing electronic installation (for example digital camera) that possesses switching mechanism, the mode that the user can rotary turnplate is selected required operating function (for example exposal model, photograph mode, play mode etc.).

In the switching mechanism of prior art electronic installation, use the set a plurality of electrical contact switches (as No. 584357 patent of TaiWan, China) of relative position on the shell fragment contact circuit plate that is positioned on the rotating disk mostly, wherein each electrical contact switch corresponds respectively to difference in functionality, contact one of them electrical contact switch by shell fragment, to reach the function that multistage is selected.Therefore, the function quantity of its multistage selection must be same as the quantity of electrical contact switch.For instance, when desiring to reach eight sections selection functions, on the circuit board of rotating disk below eight electrical contact switches must be set.

Yet, when the selection function quantity of utilizing switching mechanism to desire to reach when 16 sections selection functions (for example) more for a long time, because the area of rotating disk below is identical, but the more electrical contact switches of essential setting, therefore must do the electrical contact switch littler, make the manufacturing cost of its zero element significantly improve, the degree of difficulty when increasing assembling simultaneously.

In addition, owing to have a gap between each electrical contact switch, when the user rotates to the shell fragment of rotating disk between the adjacent electrical contact switch accidentally, shell fragment does not just contact any electrical contact switch, this moment, electronic installation can't correctly be judged the function that the user selects, and made electronic installation normally to use.

Therefore, the electronic installation that is necessary to provide a kind of switching mechanism and has switching mechanism is to improve the existing in prior technology problem.

Summary of the invention

A purpose of the present invention provides a kind ofly can reach the switching mechanism of mode switch and the electronic installation of this switching mechanism of tool in an electronic installation.

Of the present invention time a purpose provides the electronic installation of a kind of switching mechanism and this switching mechanism of tool, reaches the required mechanism of mode switch so that simplify this electronic installation.

A further object of the present invention provides the electronic installation of a kind of switching mechanism and this switching mechanism of tool, so that simplify the operation that this switching mechanism is installed in this electronic installation.

Another purpose of the present invention provides the electronic installation of a kind of switching mechanism and this switching mechanism of tool, so that the failure rate when reducing this electronic installation and carrying out function switch mode.

For reaching above-mentioned purpose, the present invention discloses a kind of switching mechanism of electronic installation, be arranged at an electronic installation, comprise rotating disk and pressure sensing module, wherein, the contact site that rotating disk comprises turntable body, connects the axial region of turntable body and electronic installation and is arranged at the turntable body bottom and the bottom surface takes the form of inclined plane; Pressure sensing module then electrically is fixed in electronic installation and is positioned at the rotating disk below, pressure sensing module comprises a button portion movable up and down, it keeps in touch the bottom surface in this contact site, wherein, when rotating disk rotates, can make button portion that contact site presses pressure sensing module make the different signal of pressure sensing module output according to the amount of movement of button portion.

The present invention also discloses a kind of electronic installation, has multifunctional mode, is to comprise: a rotating disk comprises a turntable body, connects an axial region of this turntable body and this electronic installation and is arranged at this turntable body bottom and a contact site that the bottom surface takes the form of inclined plane; One pressure sensing module, electrically be fixed in this electronic installation and be positioned at this rotating disk below, this pressure sensing module comprises a button portion movable up and down, it keeps in touch the bottom surface in this contact site, when this rotating disk rotation, can make this contact site press the button portion of this pressure sensing module, make the corresponding respectively respectively signal of this functional mode of this pressure sensing module output according to the amount of movement of this button portion; And a CPU (central processing unit), be electrically connected at this pressure sensing module, carry out this corresponding functional mode according to the signal that this pressure sensing module is exported.

According to one of them embodiment of the present invention, pressure sensing module comprises: ccontaining housing, and its outer top surface is near the bottom surface of contact site and be provided with perforate; Actuator, comprise a side be mounted on movably lamellar body in this ccontaining housing, and button portion be located at the lamellar body end face and wear out perforate so that be resisted against the bottom surface of contact site; Elastic conduction spare comprises the sleeved part that is sheathed on the lamellar body side, and by sleeved part bending and the terminal elastic recovery portion that is connected to ccontaining housing inside bottom surface; Resistance unit connects the sleeved part that places the side in the ccontaining housing and be contacted with elastic conduction spare, when button portion pressurized and interlock lamellar body when descending can make the contact position of sleeved part and resistance unit change, to produce the resistance value of correspondence; And an onunit, connect to place and differ from opposite side that is provided with resistance unit and the sleeved part that is contacted with elastic conduction spare in the ccontaining housing.

A plurality of circuit junctions must be in the circuit board of electronic installation, be provided with compared to prior art and the labyrinth that the rotating disk function is switched can be reached, the electronic installation of switching mechanism of the present invention and this switching mechanism of tool, utilize a pressure sensing module to cooperate simple rotating disk bottom surface ramp structure, can reach the purpose with changeable multiple function, its unitary construction is simple relatively under compared with the prior art.

Again, because of prior art must be provided with a plurality of circuit junctions on circuit board, add and interlock must be set in the conducting strip of rotating disk and the complicated operation that causes, the electronic installation of switching mechanism of the present invention and this switching mechanism of tool only need be fixed in pressure sensing module on the electronic installation and with its two lead foot and be electrically connected at electronic installation, turntable shaft is connected to electronic installation again and is covered by pressure sensing module top and gets final product, required operation is very simple and easy.

Moreover, carrying out function when switching when electronic installation in the prior art, the situation that can't accurately touch the circuit board upper contact and cause fault is arranged during conducting strip, the electronic installation of switching mechanism of the present invention and this switching mechanism of tool is the size with the difference decision output resistance of the sheet metal body position of the contact resistance of the elastic conduction spare in pressure sensing module unit, and determine the switching of function again according to the resistance value size, the doubt of its no prior art dislocation and greatly reduce operational failure rate.

Because the present invention constructs novelty, can provide on the industry and utilize, and truly have the enhancement effect, so apply for patent of invention in accordance with the law.

Description of drawings

Fig. 1 is the configuration schematic diagram of electronic installation of the present invention;

Fig. 2 and Fig. 2 A are the synoptic diagram of switching mechanism first embodiment of the present invention;

Fig. 3 and Fig. 4 are the explosive view of switching mechanism of the present invention institute tool pressure sensing module;

Fig. 5 and Fig. 6 are the illustrative view of pressure sensing module;

Fig. 7 and Fig. 7 A are the synoptic diagram of switching mechanism second embodiment of the present invention.

[main element symbol description]

Electronic installation 1

Rotating disk

10,10a

Turntable body 101

Contact site 102,102a

Contact 102b, 135b

Axial region 103

Shutter release button 11

Pressure sensing module 13

Ccontaining housing 130

Perforate 131

Pedestal 132

Actuator 133

Lamellar body 133a

The 133b of button portion

Communication groove 133c

Jack-post 133d

Elastic conduction spare 134

Sleeved part 134a

The 134b of elastic recovery portion

Resistance unit 135,135a

Metal plate 1351

Lead foot 1352

Onunit 136

Metal plate 136a

Lead foot 136b

Functional mode 14

CPU (central processing unit) 15

Embodiment

For above and other objects of the present invention, feature and advantage can be become apparent, cited below particularlyly go out specific embodiments of the invention, and cooperate appended graphicly, be described in detail below.

Please refer to the functional configuration synoptic diagram of Fig. 1 about electronic installation of the present invention.Electronic installation 1 can for example be a digital camera, its casing surface can be provided with rotating disk 10, pressure sensing module 13, and shutter release button 11, inner then can have a CPU (central processing unit) 15 that is electrically connected at pressure sensing module 13, can drive the different electronic signal of these pressure sensing module 13 outputs to CPU (central processing unit) 15 by rotating this rotating disk 10, CPU (central processing unit) is carried out a plurality of functional modes 14 after then recognizing different electronic signal, those functional modes 14 can comprise exposal model, photograph mode, play mode, the close-perspective recording pattern, recording mode, and/or motor pattern etc. and other is not as good as being equipped with the functional mode that carries, when selected functional mode 14 when taking pictures or photographing correlation function, the user presses shutter release button 11 can carry out the action of image capturing.But electronic installation 1 also can be the electronic installation that for example has camera function for mobile phone, PDA etc. except the digital camera that can be present embodiment.

Then please refer to Fig. 2 and Fig. 2 A, is first embodiment of explanation switching mechanism of the present invention.Switching mechanism mainly comprises aforesaid rotating disk 10 and pressure sensing module 13, wherein, rotating disk 10 comprises turntable body 101, connects the axial region 103 of turntable body 101 and electronic installation 1 and is arranged at these turntable body 101 bottoms and the bottom surface has the contact site 102 on ring-type inclined-plane.Pressure sensing module 13 electrically is fixed in electronic installation 1 and is positioned at rotating disk 10 belows, and pressure sensing module 13 comprises the button 133b of portion movable up and down, and it keeps in touch in the bottom surface of contact site 102.When rotating disk 10 rotation, can make contact site 102 press the 133b of button portion of pressure sensing module 13, make the different signal of pressure sensing module 13 outputs according to the amount of movement of the 133b of button portion.Because these contact site 102 bottom surfaces have the ring-type inclined-plane, when the plane of the contact site 102 of the 133b of contact button portion is higher, the 133b of the button portion distance less (as shown in Figure 2) that is depressed; When the plane of the contact site 102 of the 133b of contact button portion is low, the 133b of the button portion distance more (shown in Fig. 2 A) that is depressed.

Please cooperate and consult Fig. 3 and Fig. 4, above-mentioned pressure sensing module 13 comprises ccontaining housing 130, and its outer top surface is near the bottom surface of this contact site 102 and be provided with a perforate 131, and in addition, the relative both sides of this ccontaining housing 130 are concaved with a pedestal 132 respectively.

Pressure sensing module 13 also comprises actuator 133, and it includes lamellar body 133a, and the one side is provided with jack-post 133d, so that be mounted on movably in the mode of being coupling on the pedestal 132 of this ccontaining housing 130.Lamellar body 133a end face is provided with the aforesaid button 133b of portion, and it wears out this perforate 131, so that be resisted against the bottom surface of this contact site 102.In addition, in present embodiment, this actuator 133 is concaved with a communication groove 133c in three sides of lamellar body 133a.

Pressure sensing module 13 also comprises elastic conduction spare 134, and it comprises for the sleeved part 134a of the communication groove 133c that is sheathed on this actuator 133, reaches by this a sleeved part 134a bending and a terminal 134b of elastic recovery portion who is connected to these ccontaining housing 130 inside bottom surface.

Pressure sensing module 13 also comprises and connects the resistance unit 135 that places sides in this ccontaining housing 130, and it comprises the metal plate 1351 that tilts to be attached at these ccontaining housing 130 inboards, and by this metal plate 1,351 one end one bending and wear out a lead foot 1352 of this ccontaining housing 130.Metal plate 1351 is contacted with the sleeved part 134a of elastic conduction spare 134, when this 133b of button portion pressurized and this lamellar body of interlock 133a when descending, the contact position of this sleeved part 134a and this metal plate 1351 is changed, to produce corresponding resistance value, being skewed metal plate 1351 can increase development length with the displacement that increases and elastic conduction spare 134 can contact, the resistance value error that records with reduction.1352 power supply property of lead foot are connected in the inside of electronic installation 1.

Pressure sensing module 13 also comprises the onunits 136 that connect the opposite side that places this ccontaining housing 130 interior relative these resistance units 135, it comprises a metal plate 136a who vertically is attached at these ccontaining housing 130 inboards, reach another lead foot 136b that bends and wear out this ccontaining housing 130 by this metal plate 136a one end one, wherein, this metal plate 136a is also for the sleeved part 134a that is contacted with elastic conduction spare 134, lead foot 136b then is electrically connected at the inside of electronic installation 1, cooperate the lead foot 1352 of aforementioned resistance unit 135 to constitute a path, with to electronic installation 1 output resistance signal.

See also Fig. 5, for pressure sensing module 13 in the 133b of the button portion distance synoptic diagram hour that is pressed.When the 133b of button portion is pressed distance hour, that is the 133b of button portion touches contact site 102 planes of aforementioned rotating disk 10 when higher, the sleeved part 134a of elastic conduction spare 134 touches the position of the metal plate 1351 of resistance unit 135 than top, the flow through length of metal plate 1351 of electronic signal is longer, therefore can produce a bigger resistance value.

See also Fig. 6, it is that pressure sensing module 13 is pressed the bigger synoptic diagram of distance in the 133b of button portion.When the 133b of button portion is pressed distance when big, that is the 133b of button portion touches the plane of contact site 102 of aforementioned rotating disk 10 when low, can make the sleeved part 134a of elastic conduction spare 134 touch the metal plate 1351 of resistance unit 135 than lower position, the flow through length of metal plate 1351 of electronic signal is shorter, therefore can produce a less resistance value.

Therefore, if obtain that the 133b of button portion of pressure sensing module 13 is depressed by a relatively large margin and the numerical value difference of the resistance value more by a small margin, again with the mode segmentation that quantizes, can set the segmentation number that the function of rotating disk 10 is switched.For instance, if the 133b of button portion be depressed by a relatively large margin the time resistance value be defined as 100, and be defined as 0 more by a small margin, if numerical value is divided into 10 parts therebetween, and can produce the function of 10 sections switchings, and the quantity of numerical value five equilibrium is visual actual demand and defining.

In addition, can be provided with paragraph mechanism (figure does not show) in

axial region

103 and 1 of this electronic installation of rotating disk 10, the paragraph sense that its purpose is produced when being to allow the user pass through rotary turnplate 10 is confirmed the switching of function.

Then please refer to Fig. 7 and Fig. 7 A, it is the synoptic diagram of switching mechanism second embodiment of the present invention.The switching mechanism of present embodiment comprises resistance unit 135a and rotating disk 10a.Wherein, rotating disk 10a comprises contact site 102a, and resistance unit 135a is contact contact site 102a.When rotating disk 10a rotated, contact site 102a can move by arc track.In present embodiment, contact site 102a is a conducting strip, and its end is provided with a contact 102b who is electrically connected at electronic installation 1, as the usefulness of signal transmission.Resistance unit 135a is the metalwork that is the C font, and metalwork one end of C font has the contact 135b that is electrically connected at electronic installation 1, as the usefulness of signal transmission.

As rotary turnplate 10a during in as shown in Figure 7 position, the flow through length (by contact 135b to contact 102b) of resistance unit 135a of electronic signal is longer, therefore can produce a bigger resistance value.

When rotating disk 10a is rotated in a counter-clockwise direction by position shown in Figure 7, the contact position of contact site 102a and resistance unit 135a is changed.As rotary turnplate 10a during in the position shown in 7A, the flow through length (by contact 135b to contact 102b) of resistance unit 60a of electronic signal is shorter, therefore can produce a less resistance value.

Therefore, if obtain rotating disk 10a in rotate to diverse location with its numerical relation between the value of having a resistance, can set the segmentation number of the function switching of rotating disk 10a.

A plurality of circuit junctions must be in the circuit board of electronic installation, be provided with compared to prior art and the labyrinth that the rotating disk function is switched can be reached, the electronic installation of switching mechanism of the present invention and this switching mechanism of tool, utilize a pressure sensing module to cooperate simple rotating disk bottom surface ramp structure, can reach purpose, compared with the prior art following simple relatively of its unitary construction with changeable multiple function.

Moreover, carrying out function when switching when electronic installation in the prior art, the situation that can't accurately touch the circuit board upper contact and cause fault is arranged during conducting strip, the electronic installation of switching mechanism of the present invention and this switching mechanism of tool is the size with the difference decision output resistance of the sheet metal body position of the contact resistance of the elastic conduction spare in pressure sensing module unit, and determining the switching of function again according to the resistance value size, it does not have the doubt of prior art dislocation and greatly reduces operational failure rate.

To sum up institute is old, and no matter the present invention all shows it be different from the feature of prior art with regard to purpose, means and effect.But must notice that the foregoing description only is illustrative principle of the present invention and effect thereof, but not is used to limit the scope of the invention.The scope of the present invention claim as described later is described.

Claims

1. A switching mechanism of an electronic device, which is arranged on an electronic device, is characterized in that the switching mechanism of the electronic device comprises:

A turntable, including a turntable body, a shaft connecting the turntable body and the electronic device, and a contact portion arranged at the bottom of the turntable body with a sloped bottom surface; and

A pressure sensing module, electrically fixed to the electronic device and located below the turntable, the pressure sensing module includes a button part that can move up and down, and it keeps in contact with the bottom surface of the contact part;

Wherein, when the turntable rotates, the contact part can be pressed against the button part of the pressure sensing module, and the pressure sensing module can output different signals according to the movement amount of the button part.

2. The switching mechanism of the electronic device according to claim 1, wherein the pressure sensing module comprises:

a housing case, the outer top surface of which is close to the bottom surface of the contact portion and is provided with an opening;

An actuating member, including a piece that is movably assembled in the housing on one side, and the above-mentioned button part is set on the top surface of the piece and penetrates the opening, so as to abut against the contact part the bottom surface;

An elastic conductive part, including a set part sleeved on the side of the sheet body, and an elastic return part bent by the sleeve part and abutting against the inner bottom surface of the housing case at the end;

A resistance unit is connected to one side of the accommodating shell and contacts the sleeve part of the elastic conductive member. When the button part is pressed and the sheet is lowered, the sleeve part and the The contact position of the resistance unit is changed to generate a corresponding resistance value; and

A conduction unit is connected to the other side of the accommodating shell and is in contact with the sleeve part of the elastic conductive member.

3. The switching mechanism of the electronic device according to claim 2, wherein the resistance unit comprises a metal plate obliquely attached to the inner side of the housing, and one end of the metal plate is integrally bent and pierced. A guide pin of the accommodating shell is provided.

4. The switching mechanism of the electronic device according to claim 2, wherein the conduction unit comprises a metal plate vertically attached to the inner side of the accommodating shell, and one end of the metal plate is integrally bent and A guide pin of the accommodating shell is pierced.

5. The switching mechanism of the electronic device according to claim 2, wherein the actuating member is provided with a shaft on one side, and a shaft frame is respectively recessed on the opposite sides of the accommodating housing, and the two sides of the shaft are The end is pivotally connected to the shaft frame.

6. The switching mechanism of the electronic device according to claim 2, wherein the actuator is provided with a connecting groove on three sides of the plate body, and the sleeve part of the elastic conductive member is a ㄇ-shaped metal rod to be nested in the communicating groove.

7. An electronic device with multiple functional modes, characterized in that the electronic device comprises:

A turntable, including a turntable body, a shaft connecting the turntable body and the electronic device, and a contact portion arranged at the bottom of the turntable body with a sloped bottom surface;

A pressure sensing module, electrically fixed to the electronic device and located below the turntable, the pressure sensing module includes a button part that can move up and down, and it keeps in contact with the bottom surface of the contact part. When the turntable rotates, The contact part can be pressed to press the button part of the pressure sensing module, and the pressure sensing module can output signals respectively corresponding to the function modes according to the movement amount of the button part; and

A central processing unit is electrically connected to the pressure sensing module, and executes the corresponding function mode according to the signal output by the pressure sensing module.

8. The electronic device according to claim 7, wherein the pressure sensing module comprises:

An actuating member, including a sheet body movably assembled in the housing on one side, and the above-mentioned button part is arranged on the top surface of the sheet body and pierced with the opening, so as to abut against the contact part the bottom surface;

9. The electronic device according to claim 8, wherein the resistance unit comprises a metal plate obliquely attached to the inner side of the housing, and one end of the metal plate is integrally bent and pierced. A guide pin of the accommodating shell.

10. The electronic device according to claim 8, wherein the conduction unit comprises a metal plate vertically attached to the inner side of the accommodating shell, and one end of the metal plate is integrally bent and pierced. A guide pin of the accommodating shell.