CN107526234A - Locking mechanism - Google Patents

Abstract

Locking mechanism, locking mechanism of the invention (20) have holding section (9b), and the holding section (9b) is sticked in the engaged part of annex etc., prevents releasing for annex etc., and the locking mechanism (20) possesses：Latch-release button (8), it is arranged to be exposed to outside, receives pressing operation and releases the fastening state of engaged part and holding section；And the locking board member (15) of tabular, it has the length for the degree that elastic deflection can be produced between holding section and latch-release button, when releasing fastening state, in the normal state, the locking board member shifts because latch-release operates, and latch-release is carried out, when fastening state turns into abnormality, the locking board member is compared when the latch-release under common lock-out state operates and more bent because latch-release operates, and maintains the fastening state.

Description

Locking mechanism

Technical field

The present invention relates to locking mechanism, is loading and unloading annex to electronic equipments such as camera devices or is changing the charging crane of camera lens In structure, releasing for their installment state is prevented.

Background technology

In the past, the various electronic equipments of corresponding various uses had obtained practical application and widely available.For example, in water The water proof equipment for possessing so-called water-proof function and forming used with marine grade typically results in practical application.

As one of this electronic equipment, such as there is the camera device for obtaining still image and dynamic image.This is taken the photograph As the optical image that imaging optical system is formed is converted to picture signal by device successively such as being configured to use photographing element And picture signal is obtained, continuously display the image based on acquired picture signal successively using display device.Also, the shooting Device has following function：When generating shooting indication signal, before the generation moment or the moment that obtain the indication signal Still image in specified time limit afterwards or the picture signal of dynamic image, by the picture signal be converted to as defined in form View data, then record in the recording medium.In addition, the camera device is configured to when generating reproduction instruction signal, The view data being reported in recording medium is converted to the picture signal of defined form, uses display device reproduction display Image based on the picture signal.

In the camera device of this form, existing makes the lens unit comprising imaging optical system be filled on body body Unload the camera device of the so-called lens changing type formed freely.Even in addition, formed by lens unit and body body In one-piece type camera device of the camera lens that is integrated etc., such as there is also make the annexes such as conversion lens and lighting device in camera lens list The front surface part position of member or the detachable camera device of predetermined portion of body body.

Charging crane is provided with the conventional camera device of this structure, to realize the dress of body body and lens unit Unload, or realize the handling of body body or lens unit and various annexes.Also, some is provided with locking in the charging crane Mechanism, the mutual installment state of unit is locked, prevents installment state in the medium accidental release of use process of equipment.Close In Japanese Unexamined Patent Publication 2008-83377 publications (patent document 1) etc. various machines are proposed in this locking mechanism, such as in the past Structure.

Charging crane disclosed in above-mentioned Japanese Unexamined Patent Publication 2008-83377 publications etc. is configured to have：Locking member, its Lens unit is locking, the installment state of lens unit and camera body is locked；Latch-release operation button, it is logical Pressing operation is crossed to release the lock-out state of lens unit the locking member；Connection member, its connect described locking member and The latch-release operation button；And force application spring, it with operation button to the latch-release by carrying out one direction Force, maintain the lock-out state of the locking member.

In this case, the fixed setting of the one end of locking member and connection member is integrated (such as riveting is fixed). Also, the other end of connection member is configured to receive the pressing operation of latch-release operation button, and to the lock Fixed release is moved with operation button identical direction.Also, latch-release passes through the force application spring quilt all the time with operation button Exerted a force to one direction.

According to this structure, latch-release operation button is applied all the time in the case where not applying the usual state of operation strength Power spring exerts a force to one direction, and maintains the lock-out state of locking member.Also, pressed in pressing operation latch-release with operation When button makes the force that it resists force application spring, connection member moves to pressing operation direction, passes through the connection member, locking member Also identical amount of movement is moved to equidirectional.Thus, locking member is released to the locking of lens unit, can so as to turn into The state that the lock-out state of the installment state of lens unit is released.

But fitted by the locking mechanism of the existing structure disclosed in above-mentioned Japanese Unexamined Patent Publication 2008-83377 publications etc. In the case of such as the camera device with water-proof function, the problem of as described below be present.That is, when in water or extra large During medium use camera device, the small foreign matter such as usual sand grains is likely to enter to be leaned on than implementing the position of water-proof function In the region of outside non-watertight state.

Used for example, having between the locking member and the latch-release operation button and allowing connection member to move Space, the connection member connects the locking member and the locking with the pressing operation of operation button by latch-release Releasing operation button.

Wherein, by the locking member and the latch-release with operation button significantly separate configuration in the case of, need Make connection member longer in the direction vertical with pressing operation direction, and need to be used to ensure latch-release operation button Pressing operation direction amount of movement, and ensure with the pressing operation of the latch-release operation button in linkage to equidirectional The space of the mobile respective amount of movement of locking member and connection member.Therefore, solved by the locking member and the locking In the case of with operation button separate configuration, locking mechanism itself be present and become the problem of large-scale, while it is small sand grains etc. to be present Foreign matter enter each component parts mobile space in possibility increase the problem of.

Also, in the locking mechanism of above-mentioned existing structure, it is believed that locking member may be in being fixed to lock shape The state of state, enter for instance in the small foreign matter such as sand grains in the mobile space of each component parts and prevent locking member from moving Situation, locking member by lens unit strength push cause the locking member be in be difficult to mobile situation etc..In addition, even if It is not the equipment of waterproof specification, can be in locking member sometimes yet and be engaged for some reason with the engaged part that it engages State together is stationary state.For example, locking member is made up of elongated pin-shaped article, engaged part by with locking member The chimeric hole of precision is formed, and the outer peripheral face of pin is by the situation of inner peripheral surface strength pushing in the hole etc..

When in this situation (stationary state of locking member), latch-release operation button is exceedingly being carried out During pressing operation, it is believed that be also possible to produce latch-release with operation button it is damaged, connection member deforms the problems such as. In this case, although it is contemplated that breakage and deformation using the material suppression component of high intensity etc., but this easily realize Equipment often be present and become the problem of large-scale in countermeasure.

Therefore, in order to the locking mechanism of existing structure is applied into water proof equipment, it is expected the locking member and described Latch-release with operation button configure as close possible to position, therefore exist part configuration produce restriction the problem of.

The content of the invention

The present invention is exactly to complete in view of the foregoing, its object is to provide the locking mechanism being constructed as below, right Electronic equipment (such as camera device with water-proof function) etc. is loaded and unloaded in annex or the charging crane for changing camera lens, the locking Mechanism prevents releasing for their installment state, even locking member and latch-release are configured separated with functional unit During position also can smooth operation, and ensure the free degree of the configuration of locking member and latch-release functional unit all the time, When locking member turns into stationary state, even operation latch-release functional unit, it can also suppress latch-release behaviour Make the damage and deformation of part.

In order to achieve the above object, the locking mechanism of a mode of the invention has holding section, and the holding section is sticked in Annex or the engaged part for changing camera lens, prevent releasing for the annex or the replacing camera lens, it is characterised in that the locking Mechanism possesses：Latch-release button, it is arranged to be exposed to outside, receives the pressing operation of operator and shifts, by institute The fastening state for stating engaged part and the holding section releases；And the locking board member of tabular, it has can be in the card The length of the degree of elastic deflection is produced between conjunction portion and the latch-release button, when releasing the fastening state, logical Under normal lock-out state, the locking board member shifts because latch-release operates, and latch-release is carried out, in the card When conjunction state turns into abnormality, the locking board member compares the locking under common lock-out state because latch-release operates More bent when solving division operation, maintain the fastening state.

Objects and advantages of the present invention will be definitely according to following detailed description.

Can provide the locking mechanism that is constructed as below according to the present invention, to electronic equipment (such as with water-proof function Camera device) etc. handling annex or change camera lens charging crane in, the locking mechanism prevents the pine of their installment state It is de-, even by locking member and the configuration of latch-release functional unit at separated position also can smooth operation all the time, And ensure the free degree of the configuration of locking member and latch-release functional unit, when locking member turns into stationary state, i.e., Make to be operation latch-release functional unit, can also suppress the damage and deformation of the latch-release functional unit.

Brief description of the drawings

Fig. 1 is before mainly showing the water proof equipment (camera device) using the locking mechanism of one embodiment of the present invention The stereoscopic figure on surface.

Fig. 2 is shown a part (top cover, right cap and the mirror of the exterior member of Fig. 1 water proof equipment (camera device) Head periphery case ring) stereoscopic figure of the major part of state that unloads.

Fig. 3 be show it is further that the other parts of exterior member are (preceding from the water proof equipment (camera device) of Fig. 2 states Lid) the major part stereoscopic figure of state that unloads.

Fig. 4 is the major part for amplifying the state for showing that the locking mechanism of one embodiment of the present invention is unloaded and decomposed Amplify exploded perspective view.

Fig. 5 is to simplify and schematically illustrate the concept map of the locking mechanism of one embodiment of the present invention (from the arrow in Fig. 4 Direction view when direction shown in header laber [5] is observed).

Fig. 6 is the sectional view along the plane shown in the arrow number [6] in Fig. 1.

Fig. 7 is the major part amplification view shown in by the region amplification shown in the arrow number [7] in Fig. 6.

Fig. 8 be with along the section of the plane shown in arrow number in Fig. 1 [8] is suitable, conversion lens installment state Sectional view.

Fig. 9 is the sectional view along the plane shown in the arrow number [9] in Fig. 1.

Figure 10 is that the major part amplification decomposition of a variation of the locking mechanism of an embodiment for the present invention is vertical Body figure.

Figure 11 is to simplify and schematically illustrate the concept map of the locking mechanism shown in Figure 10 (from the arrow number in Figure 10 [11] direction view when direction shown in is observed).

Embodiment

Below, the present invention is illustrated according to embodiment illustrated.The each accompanying drawing used in the following description is signal Property the figure that shows, it is sometimes so that each in order to show each inscape with the size for the degree that can be identified in the accompanying drawings The different mode of inscape shows size relationship and reduced scale of each part etc..Accordingly, with respect to described in these each accompanying drawings The quantity of inscape, the shape of inscape, the ratio of the size of inscape, the relative position relation of each inscape Deng the mode of the invention for being not only limited to diagram.

The locking mechanism of the present invention is to electronic equipment (such as camera device (digital camera) with water-proof function) Deng handling annex or change in the charging crane of camera lens, prevent the mechanism unit released of their installment state.

Apply to fill as the shooting of water proof equipment and the locking mechanism of example by an embodiment described below Put one during such as digital camera (also referred to as camera), the water proof equipment possess such as in water and it is marine use Water-proof function, and possess dust reduction capability, impact resistance function, weather-proof function.

In addition, above-mentioned camera device is specifically, such as the optics for being formed imaging optical system using photographing element etc. As being converted to picture signal successively, and continuously display the image based on the picture signal thus obtained successively using display device. Also, the camera device is when generating shooting indication signal, before and after the generation moment or the moment that obtain the indication signal Specified time limit in still image or dynamic image picture signal.Also, the camera device believes acquired image The view data of form as defined in number being converted to, and record in the recording medium.In addition, the camera device can generate again During existing indication signal, the view data being reported in recording medium is converted to the picture signal of defined form, using aobvious Image of the showing device reproduction display based on the picture signal.In description of the present embodiment, in addition, the camera device is also Possess the water-proof function that in water or marine grade uses, and dust-proof, impact resistance, weather-proof function.

Also, in the present embodiment, each face of the camera device is defined as follows.Will be when using the camera device It is referred to as preceding surface in face of the face of subject.Also, the back side will be referred to as in face of the face of user when using the camera device.And And such as face provided with shutter release button is referred to as upper surface in the multiple functional units that will be set on the camera device.Separately Outside, the face opposed with the upper surface of the camera device is referred to as bottom surface.In addition, by the common use state of the camera device Under be configured in the faces of both sides and be referred to as left surface and right flank.The differentiation of left and right during such case is by from object side direction Either right side is set to what the left or right side made a distinction in left side during the preceding surface observation of the camera device.

First, the camera device 1 on the water proof equipment as the locking mechanism 20 (reference picture 4) using present embodiment The schematic configuration of (digital camera), is illustrated underneath with Fig. 1, Fig. 2, Fig. 3.

Fig. 1 is before mainly showing the water proof equipment (camera device) using the locking mechanism of one embodiment of the present invention The stereoscopic figure on surface.Fig. 2 is shown a part (top cover, the right side of the exterior member of Fig. 1 water proof equipment (camera device) Side cover and camera lens periphery case ring) the major part stereoscopic figure of state that unloads.Fig. 3 is to show the waterproof from Fig. 2 states The major part stereoscopic for the state for further unloading the other parts (protecgulum) of exterior member in equipment (camera device) Figure.

Fig. 4 is the major part for amplifying the state for showing that the locking mechanism of one embodiment of the present invention is unloaded and decomposed Amplify exploded perspective view.Fig. 5 is to simplify and schematically illustrate the concept map of the locking mechanism of one embodiment of the present invention.The figure 5 direction view when being the locking mechanism of present embodiment from the direction shown in the arrow number [5] in Fig. 4.

Fig. 6 is the sectional view along the plane shown in the arrow number [6] in Fig. 1.Here, Fig. 6 is mainly to show to include The figure in the section (part) of the locking mechanism of latch-release button 8 (functional unit).Also, Fig. 7 is by the arrow mark in Fig. 6 The major part amplification view shown in the amplification of region shown in number [7].

Fig. 8 be with along the section of the plane shown in arrow number in Fig. 1 [8] is suitable, conversion lens installment state Sectional view.I.e., in fig. 8, one of annex as substitution camera lens periphery case ring 12 etc., shows to be provided with conversion lens 21 State section.

Fig. 9 is the sectional view along the plane shown in the arrow number [9] in Fig. 1.Here, Fig. 9 is mainly to show to include The figure in the section of the locking mechanism of latch-release button 8 (functional unit).

In addition, in Fig. 3, Fig. 6~Fig. 9 etc., the Inner Constitution part that is not directly dependent upon with the present invention and each is eliminated The diagram of kind functional unit etc., the Inner Constitution part are, for example, the various composition lists for storing configuration inside body shell Member, this composition unit specifically, e.g. include the image unit including display surface of imaging optical system and photographing element etc. The display unit of plate etc. including the electric Component units of control main substrate etc. etc., the functional unit is arranged at the main body Hull outside.

Camera device 1 using the locking mechanism 20 of present embodiment is configured to have：Body shell 10, it turns into basic Housing (not shown in Fig. 1, reference picture 2, Fig. 3)；Various Component units, its be accommodated in the inside of the body shell 10 (for example, Display unit including control master of the image unit including imaging optical system and photographing element etc. including display panel etc. Electric Component units of substrate etc. etc., not shown)；Multiple exterior members, its cover the outer surface of the body shell 10 (2, 3L, 3R, not shown in figure 3, reference picture 1, Fig. 2)；Multiple functional units (4~8, reference picture 1, in Fig. 2, Fig. 3 label 8 with Outer part is not shown) etc..

The body shell 10 is that internally have space and formed be shaped as the basic of for example substantially rectangular box shape Component parts.As described above, storage is configured with various Component units (not shown) in the inside of the body shell 10.

The outer surface of the body shell 10 is by multiple exterior members (2,3L, 3R) covering.For example, based on the formation of protecgulum 2 Cover preceding surface in each face of the outer surface of the body shell 10, the part of upper surface, bottom surface, left and right side A part.Also, top cover 3 (L, R) is formed as covering the defined position (right and left shoulders) of the upper surface of the body shell 10. In addition, exterior member is in addition to above-mentioned protecgulum 2, top cover 3 (L, R), such as there is the back side for covering the body shell 10 Back cover of a part etc..The back cover is the part that can't see in Fig. 1, thus omits its diagram and explanation.

In the shooting of the substantial middle part of protecgulum 2 formed with circular shape with opening 2a (reference picture 1, Fig. 2). Correspondingly, in shooting opening of the substantial middle part on the preceding surface of the body shell 10 formed with circular shape 10a (reference picture 2, Fig. 3).With opening 2a, 10a example it is circular shape by the shooting in addition, in the camera device 1, But not limited to this or other shapes.

The shooting is configured to (Fig. 1, Fig. 2 when the protecgulum 2 is installed on into the body shell 10 with opening 2a, 10a State when) it is substantially uniform.These shootings are for the light beam from subject to be imported into the camera device 1 with opening 2a, 10a Inside opening.That is, housing (body shell 10) have make light beam by using opening (shooting opening 10a).In addition, figure Label O shown in 1~Fig. 3 represents the approximate centre axle of shooting opening 2a, 10a, while represents to incide shooting dress Put the optical axis of the light beam from subject of 1 imaging optical system.

As shown in Figure 2 and Figure 3, it is provided with the shooting with opening 10a periphery edge：A part as charging crane Multiple bayonet socket pawl 10c, they be used for load and unload annex or change camera lens (hereinafter referred to as annex etc.)；Locking mechanism 20, its Prevent the charging crane releasing to the installment state of annex etc..In addition, the detailed description on locking mechanism 20 is entered later OK.

The multiple bayonet socket pawl 10c is the holding section of one of the constituting portion in charging crane, such as with being set in sides such as annexes Realize that bayonet type engages between the engaged part (not shown) put.The camera device 1 is configured to by possessing the charging crane, energy It is enough that an annex in multiple accessories etc. is alternatively installed on the predetermined portion on preceding surface (around shooting opening 2a, 10a Position), and can easily unload installed annex etc..

In the condition shown in figure 1 (also referring to Fig. 6), it is shown with the multiple bayonet socket pawl 10c installations and is used as externally mounted part The state of the camera lens periphery case ring 12 of a part for part.

The camera lens periphery case ring 12 is ornamental exterior member, and it is formed to cover shooting opening 2a, 10a Periphery edge substantially toroidal.Therefore, the camera lens periphery case ring 12 is formed as with engaged part, the engaged part Accordingly it is engaged with the multiple bayonet socket pawl 10c, and the engaged part form with being arranged at annex etc. is identical (not shown).

In addition, in the state of shown in Fig. 8 described later, the peace as the annex installed on the preceding surface of camera device 1 etc. One of example is filled, shows that the state of conversion lens 21 is installed by adapter 22.In this case, adapter 22 uses institute State progress bayonet type engagement between multiple bayonet socket pawl 10c and body shell 10.Also, by the outer screw section 21a of conversion lens 21 Screw and engage with the female threaded portion 22a of the front-surface side setting in adapter 22, be consequently formed installment state.

On the other hand, in the flash light emission window 2b (ginseng of the upper right quarter formed with substantially rectangular shape on the preceding surface of the protecgulum 2 According to Fig. 1, Fig. 2).Correspondingly, in the flash of light hair of the upper right quarter formed with substantially rectangular shape on the preceding surface of the body shell 10 Optical window is with opening 10b (reference picture 3).Also, it is provided with flash of light with opening 10b in these flash light emission window 2b and flash light emission window to send out The illuminating part (not shown) of electro-optical device.

The multiple functional unit (4~8) is arranged to a part and exposed from the outer surface of the exterior member (2,3L) (reference picture 1).

For example, in the preceding surface of the protecgulum 2, latch-release button 8 is provided with near opening 2a in the shooting. The latch-release button 8 is the behaviour operated when be installed on the handling of the annex of periphery of the shooting opening 2a etc. Make part.The latch-release button 8 is, for example, the functional unit of pressing operation formula.

The latch-release button 8 is the component parts for the part for forming locking mechanism 20, and the locking mechanism 20 is located at The outer surface of body shell 10, prevent charging crane releasing to the installment state of annex etc..The latch-release button 8 is configured to Mechanically linked with the locking mechanism 20.In addition, the locking mechanism 20 is as the Component units of the purport of the present invention, rear Face carries out the explanation of its concrete structure.

Multiple functional units (4~7) are provided with the top cover 3L.Here, top cover 3L is cover the camera device 1 outer The exterior member of the part (left shoulder of upper surface) on surface.Top cover 3L is configured to the part dew for making each functional unit For outside, with can be from each functional unit in the multiple functional unit of peripheral operation (4~7).In other words, the top Lid 3L is formed as exposing a part for the multiple functional unit (4~7), and covers part in addition.

Rotating operation bar 4 in the multiple functional unit (4~7) is, for example, the rotary operation type for carrying out zoom operation Functional unit (zoom lever).Also, with the functional unit example of the pressing operation formula shown in label 5 in the multiple functional unit The release functional unit (hereinafter referred to as shutter release button 5) of shutter release operation is carried out in this way.The multiple functional unit The functional unit of the middle pressing operation formula with shown in label 6 is, for example, the on-off operation for the power supply for carrying out the camera device 1 Power operation part (hereinafter referred to as power knob 6).In addition, in the multiple functional unit with label 7 shown in rotation Operated functional unit is, for example, the setting switching part (hereinafter referred to as setting knob 7) for carrying out various setting operations.

Operation input action from these multiple functional units (4~7) on electric base (not shown) in installing Multiple electrically component parts (switch block, not shown) corresponding to each, so as to perform various defined controls, the electric base It is arranged on the inside of body shell 10.

On the other hand, it is provided with the saturating of covering shooting opening 10a with opening 10a in the shooting of the body shell 10 Bright window component 11.The transparency window part 11 is for example by flat transparent component, such as glass plate either propylene system or poly- carbon The tabular transparent component of acid esters is formed so that the light beam from subject by the configuration of, the subject with the camera device 1 Preceding opposing surface position.Also, the periphery edge of the transparency window part 11 is in water using the attachment such as bonding agent Close shape the closely connected shooting opening 10a for being fixed on the body shell 10 peripheral part.

In addition, in the present embodiment, show that the transparency window part 11 is formed as consistent with shooting opening 2a, 10a Circular shape example.But the shape of the transparency window part 11 is not only limited to the example.The transparency window part As long as 11 can cover the shape of shooting opening 2a, 10a, then it can be formed as any shape.

Below, on present embodiment locking mechanism 20 structure, be described in detail using Fig. 4 etc..As described above, The locking mechanism 20 of present embodiment is to prevent the structure released of the charging crane of the camera device 1 to the installment state of annex etc. Into unit.The locking mechanism 20 is arranged in the space between the outer surface of the body shell 10 and the protecgulum 2, described is taken the photograph As the defined position of the outer peripheral edge department enclosure with opening 2a, 10a.

As shown in Figure 4, etc., the locking mechanism 20 be configured to mainly have latch-release button 8 (pressing type operation part), Engaging part 9, locking board member 15, force application part 14.

The latch-release button 8 is the functional unit to be played a role as latch-release portion, and one part is arranged to Outside is exposed to, for the pressing operation by receiving operator, by the engaged part (not shown) of annex etc. and engaging part 9 Holding section (aftermentioned, reference numeral 9b) fastening state release.In addition, the engaged part of annex etc. is located at accessory side, the quilt The shape of holding section with depth on the direction that engaging part 9 moves by having bottom outlet, on the direction that engaging part 9 moves The formation such as through hole or otch of insertion, can be engaged with engaging part 9.

The latch-release button 8 is integrally formed as hollow substantially cylindrical shape, has opening 8b in one side, another Simultaneously there is the operating surface 8a blocked that operation is carried out for operator.In opening 8b periphery edge formed with flange part 8c。

According to such shape, the latch-release button 8 is arranged to the part including operating surface 8a from protecgulum 2 Hole 2c (reference picture 1, Fig. 2) is exposed to the state of outside.In this case, flange part 8c is formed as the diameter than the hole 2c Big diameter.Therefore, the button 8 is formed as that outside will not be dropped to from the hole 2c of protecgulum 2.At the same time, the latch-release is pressed Button 8 along parallel with optical axis O direction (the arrow P directions in Fig. 5) pressing be arranged on freely protecgulum 2 and body shell 10 it Between.

Engaging part 9 haunted relative to annex mounting surface be arranged on freely the body shell 10 along shooting with opening The position of mouth 10a periphery edge, and with locking board member 15 integratedly along the direction (arrow in Fig. 5 parallel with optical axis O X1, X2 direction, thickness of slab direction) it is mobile.That is, engaging part 9 is locked out part, passes through the engaged part (not shown) with annex etc. Engaged, make the installment state of the annex etc. turn into lock-out state, prevent releasing for the annex etc..

The engaging part 9 has：Holding section 9b, it is engaged with the engaged part (not shown) of annex etc., prevents this Annex etc. releases；Connecting hole 9a, the front end 15d of the arm 15b described later for engaging configuration locking board member 15.And And the engaging part 9 is in normal circumstances, by locking force of the board member 15 by force application part 14 described later, by Direction (the arrow X1 directions in Fig. 5) force protruded on the direction parallel with optical axis O than annex mounting surface.Also, entering Gone the latch-release button 8 latch-release operation (pressing operation), locking board member 15 swing like that as hereinafter described And when shifting, the locking board member 15 can make direction i.e. latch-release of the engaging part 9 to the lower section for submerging annex mounting surface Move (described in detail later) in direction (the arrow X2 directions in Fig. 5).

Locking board member 15 formed by the part of tabular, the part have by it is defined pressing strength when can produce The elasticity of the degree of flexure.Locking board member 15 is rushed for example with the elongated plate-shaped member by being formed to metal material The part pressed processing etc. and formed.

The locking board member 15 has following function：The holding section 9b of the engaging part 9 and the latch-release are pressed Button 8 connects between (latch-release portion), receives the power of pressing operation carried out for the latch-release of the latch-release button 8 Amount, the engaging part 9 is set to be moved to latch-release direction.

As shown in Fig. 3 etc., the locking board member 15 is located at the defined position on the preceding surface of body shell 10.In this reality Apply the example (reference picture 3) that the lower portion of keeping right located at the preceding surface of body shell 10 is shown in mode.In this case, institute Locking board member 15 is stated to be loaded as the long edge of the plate-shaped member parallel and elongated with the preceding surface of body shell 10 master The left and right directions extension of body shell body 10.

The locking board member 15 with lower part by being formed：Through hole 15a, its break-through are arranged on elongated plate-shaped member Substantially the center of position；One arm 15b, it is extended centered on through hole 15a to a direction；Another arm 15c, It extends equally centered on the through hole 15a to another direction.

Force application part 14 is provided between the through hole 15a of the locking board member 15 and the preceding surface of body shell 10. In this case, by a part of the force application part 14 that conical wind spring is formed towards arrow F directions to locking board member 15 And button 8 exerts a force, the arrow F directions are the directions parallel with optical axis O, and turn into the direction opposite with the arrow P in Fig. 5. Thus, force application part 14 plays the effect to locking board member 15 (and the latch-release button 8) force so that engaging part The engaged part (not shown) of 9 holding section 9b and annex etc. carries out engaging (described in detail later).

Also, the locking board member 15 is fixed on the preceding surface of body shell 10 by anti-avulsion board member 16 and screw 17. Anti-avulsion board member 16 is formed as having screw penetration hole 16a and from screw penetration hole 16a outer edge towards footpath in central portion To prominent multiple press section 16b.In the present embodiment, show that multiple press section 16b are formed at for example along screw penetration hole 16a circumferential angle leaves the example of the position of 180 degree.

Also, anti-avulsion board member 16 is so that the through hole 15a of the multiple press section 16b pressings locking board member 15 The mode at multiple positions of outer peripheral edge configure.In this condition, anti-avulsion board member 16 is screwed using screw 17 is fixed on main body The fixed part 10d (reference picture 7) on the preceding surface of housing 10.Prevent the locking board member 15 in body shell 10 by this way Preceding surface release.

In addition, the position configuration locking releasing for being provided with through hole 15a and anti-avulsion board member 16 in locking board member 15 is pressed Button 8.Now, latch-release button 8 is configured in a manner of covering the anti-avulsion board member 16 in locking board member 15.Also, as above Described, the latch-release button 8 is so that a part of (operating surface 8a) is exposed to outside and not from protecgulum 2 from the hole 2c of protecgulum 2 The mode to come off is set.

In addition, in this case, in latch-release button 8, the one of the flange part 8c of opening 8b periphery edge It is formed in part with otch 8d.That is, in kerf of the opening 8b sides formed with grooving shape.On with covering locking board member 15 When assigned position is that the mode configuration locking of anti-avulsion board member 16 releases button 8, so that otch 8d and anti-avulsion board member 16 Mode consistent press section 16b is configured.Thus, latch-release button 8 is rotated by limitation, and then the energy of latch-release button 8 Enough to be moved parallel in this condition with optical axis, press section 16b can be relatively moved in otch 8d.

One arm 15b of the locking board member 15 from the through hole 15a radially toward close to shooting with opening Mouth 10a direction extension.Also, as described above, the front end 15d engaging configurations of an arm 15b are in engaging part 9 In connecting hole 9a.Here, front end 15d remains free in connecting hole 9a with some surpluses (i.e. with shaking volume), in other words Chimerism is configured.According to this structure, engaging part 9 can be arranged to make holding section 9b in connecting hole 9a with lock Fixed board part 15 integratedly moves along thickness of slab direction, and allows some shiftings on the direction of the plate face along locking board member 15 It is dynamic.

According to this structure, an arm 15b of the locking board member 15 is by the engaging part 9 set separated by a distance Connected between holding section 9b and latch-release button 8 (latch-release portion).In this case, the engaging of engaging part 9 It is that an arm 15b for locking board member 15 is configured to by that can make the lockplate between portion 9b and latch-release button 8 The part that part 15 produces the length of the degree of elastic deflection is formed.

Another arm 15c of the locking board member 15 is from the through hole 15a radially toward close to right flank Another direction extension.In other words, another arm 15c of the locking board member 15 is from provided with the engaging part 9 position is to further extending and formed on the basis of the length of the position provided with latch-release button 8 (latch-release portion) Position.

In another arm 15c front end formed with two protuberances, the protuberance with the locking board member 15 On the vertical direction of long side direction, it is prominent towards outside to both direction from the locking board member 15.Also, in the two protrusions Portion is respectively formed with substantially at right angles and curved towards the preceding surface of the body shell 10 with the plane of the locking board member 15 The bending section 15e of folding.In addition, the respective front end 15ee of the two bending sections 15e be shaped generally as semicircular in shape shape (reference picture 5, Fig. 9 etc.).Another arm 15c of the locking board member 15 so formed the multiple (two) bending section 15e, point It is not fitted and fixed with the embedded hole 10e on preceding surface of body shell 10 is formed at.According to this structure, the locking board member 15 are configured to swing by the arrow number S directions shown in pivot along Fig. 5 of the bending section 15e.That is, another arm 15c is the swinging support axle portion as fulcrum, and the fulcrum supports the locking board member 15 as that can swing.

Also, in another arm 15c of the locking board member 15, bending section 15e and the insertion in front end Two 2nd bending section 15fs of the defined position formed with form roughly the same with the bending section 15e between the 15a of hole.This two Individual 2nd bending section 15f is fitted and fixed with respectively in the form of with the bending section 15e identicals is being formed at the preceding table of body shell 10 In the embedded hole 10f in face.According to this structure, described two 2nd bending section 15f limit the locking board member 15 with the bending Portion 15e is that the arrow number R directions shown in pivot along Fig. 3, Fig. 4 rotate.That is, prevent and (forbid) along locking board member Movement on the direction of 15 plate face.

Also, the position of the locking board member 15 is provided with the preceding surface of the body shell 10, as shown in figure 9, Left surface is positioned against formed with elongated concave groove 10g (reference picture 3, Fig. 9) from formed with the embedded hole 10e.It is described Locking board member 15 is configured in a manner of being incorporated in the concave groove 10g on the preceding surface of the body shell 10.At this In the case of kind, as shown in figure 9, the concave groove 10g is formed as making the depth of groove from the position of the embedded hole 10e towards left side (thick line of reference picture 9 shows portion to the gentle inclined plane 10gg that face (i.e. direction is imaged with the side where opening 10a) deepens Point).Inclined plane 10gg is formed as allowing the locking board member 15 using the bending section 15e as shown in pivot along Fig. 5 Arrow S the directions displacement and flexure that are swung.

That is, described locking board member 15 receive the pressing operation power of latch-release button 8 and by Fig. 5 arrow P directions Pressing, and receive the force of force application part 14 and exerted a force to Fig. 5 arrow F directions.It is described when receiving these strength The bending section 15e can be swung and be moved by locking board member 15 as the arrow S directions shown in pivot along Fig. 5 Position, thus moves arrow X1, X2 direction of the engaging part 9 along Fig. 5.

In view of this effect, on locking front end 15d the matching somebody with somebody relative to the connecting hole 9a of engaging part 9 of board member 15 Configuration state, as described above, maintaining free chimerism configuration in a manner of with some surpluses.The locking machine of present embodiment Structure 20 is formed as described above.

In addition, the other structures on the camera device 1, due to being the part with the present invention without direct correlation, because And the explanation of its concrete structure is omitted, and also omit their diagram in order to avoid the complication of accompanying drawing.In addition, on these The structure being omitted, using the structure identical structure with being applicable in being camera device in conventional optical device.

Below, the effect of the locking mechanism 20 of the present embodiment formed as described above is illustrated.In the locking mechanism 20, Such as when the engaged part (not shown) of annex etc. and the holding section 9b of engaging part 9 fastening state are released, operator Carry out pressure-locking the latch-release operation for releasing button 8.

Now, if the fastening state of the locking mechanism 20 is normal condition, operated, locked by the latch-release Surely button 8 is released to be pressed by the arrow P directions into Fig. 5.Therewith, the locking board member 15 is also by equidirectional (in Fig. 5 Arrow P directions) pressing.Therefore, the locking board member 15 is resisted the friction with the engaged part of annex and somewhat bent simultaneously Swing, make arrow X2 direction movement of the engaging part 9 into Fig. 5.Also, if the engaged part of annex and locking board member 15 Engaging do not block completely and cause the smooth disengagement of the engaging, then lock board member 15 swing displacement and can not bend completely. Thus, the fastening state is that lock-out state is released from.In this condition, operator maintains the pressing behaviour of latch-release button 8 Make, installed annex etc. is rotated around optical axis O.Now, when making annex etc. be rotated to a certain degree around optical axis O, advising At the time of determining, the fastening state of the locking mechanism 20 is prevented from, thus can also unlock and release the pressing behaviour of button 8 Make.When operator unlocks the pressing operation for releasing button 8, the latch-release button 8 and locking board member 15 are due to applying The force of power part 14 and moved to Fig. 5 arrow F directions, and return to original position.On the other hand, operator by after It is continuous annex etc. is rotated around optical axis O, the annex etc. and the bayonet socket pawl 10c of body shell 10 bayonet type can be engaged solution Remove.Thereby, it is possible to unload the annex etc. from the preceding surface of camera device 1.

On the other hand, it is abnormality in the fastening state of the locking mechanism 20, such as in small different such as sand grains Thing enter locking mechanism 20 or due to locking member and with the abnormal occlusion of its engaged part engaged etc. and engaging part 9 When turning into irremovable situation with locking board member 15, when performing the latch-release operation, the locking board member 15 Big flexure maintains the fastening state when being operated by the latch-release carried out than common lock-out state.Now, operate Even if person can not release the situation of the fastening state according to the latch-release operation is carried out, the engaging shape can be learnt State is in abnormality.In this case, such as proceed as follows：Take to insert camera device 1 in water and be rinsed Deng measure, the small foreign matter such as the sand grains on the locking mechanism 20 is removed.Also, latch-release operation is carried out again. Then, if the abnormality of above-mentioned fastening state eliminates, as illustrating in above-mentioned usual state, lock is passed through Surely the pressing operation of button 8 is released, the locking board member 15 shifts, and engaging part 9 is moved to Fig. 5 arrow X2 directions. Thus, above-mentioned fastening state is released from.Later effect is identical.

As described above, according to an above-mentioned embodiment, if locking mechanism 20 is to the engaged part of annex etc. The holding section 9b of (not shown) and engaging part 9 fastening state is normal condition, is operated by latch-release, latch-release is pressed Button 8 can make locking board member 15 shift and easily release the fastening state (lock-out state).On the other hand, in the card When conjunction state is abnormality, even perform latch-release operation, will not also make locking mechanism 20 component parts damage and Deformation.

Also, using the arm 15b of locking board member 15 formed by plate-shaped member by the holding section of engaging part 9 Connected between 9b and latch-release button 8 (latch-release portion), the plate-shaped member has by defined pressing strength When can produce flexure degree elasticity.At the same time, another arm 15c of support locking board member 15 end, and And pass through the substantially the center of position of functional unit (latch-release button 8) the pressing operation locking board member 15.

According to such structure, can make engaging part 9 holding section 9b and latch-release button 8 (latch-release portion) it It is spaced apart, and easily and the pressing operation of latch-release button 8 is easily transferred to engaging part 9, can be easy Release the holding section 9b of the engaging part 9 and the fastening state of annex etc..

[variation]

In the locking mechanism 20 of an above-mentioned embodiment, in the through hole 15a and body shell of locking board member 15 The force application part 14 being made up of conical wind spring is provided between 10 preceding surface.The force application part 14 has following function Part：The part and button 8 for locking board member 15 are exerted a force towards the arrow F directions in Fig. 5.Therefore, as above-mentioned force The mode of part, as long as there is with above-mentioned function identical function, then can also be applicable different modes, be not limited to above-mentioned one The mode (conical wind spring) of example in embodiment.

For example, Figure 10, Figure 11 are a variations of the locking mechanism for showing an above-mentioned embodiment for the present invention Figure.Wherein, Figure 10 is that the major part amplification decomposition of a variation of the locking mechanism of the above-mentioned embodiment of the present invention is vertical Body figure.In addition, Figure 11 is to simplify and schematically illustrate the concept map of Figure 10 locking mechanism.Also, Figure 11 is from Figure 10 Direction view when direction shown in arrow number [11] is observed.

As shown in Figure 10, Figure 11, the locking mechanism 20A of this variation eliminates the locking mechanism 20 of an above-mentioned embodiment The force application part 14 of (reference picture 4, Fig. 5 etc.), replaces, and force section is integrally formed in a locking board member 15A part Divide 15g.Force part 15g is that have the function roughly the same with the force application part 14 of the locking mechanism of an above-mentioned embodiment Component parts.

The locking mechanism 20A of this variation locking board member 15A is substantially by the lockplate with an above-mentioned embodiment The same structure of part 15 is formed.But the locking board member of this variation 15A's except that in another arm Portion 15c has force part 15g and formed.

That is, described locking board member 15A as shown in Figure 10, Figure 11, is formed in another arm 15c substantial mid-portion There is the force part 15g that the single armed beam being made up of the section of ligulate shape is formed.Force part 15g single armed beam is from described another A part in one arm 15c is that fixing end 15h extends and formed towards through hole 15a sides and is set to its front end certainly By the beam-like part for holding 15i.

Also, force part 15g is configured to make the free end 15i and body shell 10 preceding surface fixed part Reaction force is produced during abutting (not shown).Therefore, board member 15A force part 15g is locked to latch-release button 8 and card Conjunction portion 9b exerts a force towards the outside of body shell 10.

By by the force part 15g of this mode and locking board member 15A formed be integrated, can also obtain with it is above-mentioned An embodiment identical effect.

The force part 15g of locking board member 15A in an above-mentioned variation can for example be formed using punch process method. Also, such formation gimmick is not limited to, such as a locking board member 15A part is extended and is formed single armed beam-like Part, and by the position bend etc., thus can be used as substitute force application part 14 force part.

In addition, the invention is not restricted to above-mentioned embodiment, can enter certainly in the range of the purport of invention is not departed from Row various modifications and application.In addition, the invention in various stages is included in the above-described embodiment, according to disclosed multiple compositions The appropriately combined of key element can propose various inventions.For example, deleted from all inscapes shown in an above-mentioned embodiment Except several inscapes, in the case of also can solve the problem that problems to be solved by the invention and obtaining The effect of invention, the structure is deleted Invention can also be used as to propose into the structure after key element.In addition it is also possible to the inscape in different embodiments is fitted Work as combination.The present invention is defined using claims, is not restricted by specific embodiment in addition.

The invention is not restricted to be exclusively used in the camera device of camera function, it can also be widely used in that there is handling annex etc. to use Charging crane and its locking mechanism other manner electronic equipment, such as digital camera, video recorder, mobile phone, intelligence Phone, electronic notebook, e-dictionary, portable data assistance, PC, panel type terminal equipment, game station, video Receiver, clock and watch, utilize GPS (Global Positioning System：Global positioning system) the various electricity such as navigation equipment Sub- equipment.

In addition, equally it can also be applied to have to obtain image using photographing element and show that this takes using display device Obtain the electronic equipment of the function of image, such as the observation equipment such as telescope, binoculars, monocular, microscope.

Also, equally also can be suitable for industrial as endoscope, microscope or therapeutic medical facilities for observation Deng and monitoring camera and vehicle-mounted camera etc..

In addition, equally can also be applied to that image is amplified and projected such as using transmissive liquid crystal display device Projection type video display device etc..

Claims (9)

1. a kind of locking mechanism, the locking mechanism has holding section, the holding section be sticked in annex or change camera lens by card Conjunction portion, prevent releasing for the annex or the replacing camera lens, it is characterised in that the locking mechanism possesses：

Latch-release button, it is arranged to be exposed to outside, receives the pressing operation of operator and shifts, by described by card The fastening state of conjunction portion and the holding section releases；And

The locking board member of tabular, it has and can produce elastic deflection between the holding section and the latch-release button Degree length, when releasing the fastening state, under common lock-out state, the locking board member is due to latch-release Operate and shift, latch-release is carried out, when the fastening state turns into abnormality, the locking board member is due to lock More bent when solving division operation surely and being operated compared to the latch-release under common lock-out state, maintain the fastening state.

2. locking mechanism according to claim 1, it is characterised in that

The locking mechanism is also equipped with force application part, and the force application part carries out pressing force to the locking board member so that institute Stating holding section and the engaged part can engage.

3. locking mechanism according to claim 1, it is characterised in that

The locking board member has force part, and the force part carries out pressing force to the locking board member so that institute Stating holding section and the engaged part can engage.

4. locking mechanism according to claim 1, it is characterised in that

The locking board member is from the position provided with the holding section to the length of the position provided with the latch-release button On the basis of further extend, and be provided with swinging support axle portion, the swinging support axle portion is by the lockplate member supporting for can Swing.

5. the locking mechanism according to claim 1 or 4, it is characterised in that

The holding section is configured to integratedly move along thickness of slab direction and the locking board member, and can be somebody's turn to do on edge The side for locking the plate face of board member moves up.

6. the locking mechanism according to any one in claims 1 to 3, it is characterised in that

The locking board member is made up of elastomeric material.

7. locking mechanism according to claim 1, it is characterised in that

The locking mechanism is also equipped with body shell, and the annex or the replacing camera lens are installed on the body shell,

Possesses photographing element in the inside of the body shell.

8. locking mechanism according to claim 7, it is characterised in that

There is imaging optical system in the inside of the body shell, the optical image that the imaging optical system is formed is by the shooting Element exports as picture signal.

9. the locking mechanism according to any one in Claims 1 to 4, it is characterised in that

The locking mechanism is used in camera device.