JP2019133050A - Imaging apparatus - Google Patents

Abstract

To provide an imaging apparatus capable of reducing operation sounds of an operation button during photographing of a moving image, without impairment in its downsizing.SOLUTION: An imaging apparatus includes: voice input means in which voice data is input through an opening; and first operation means that is pressed to be operated, when photographing of a moving image starts and stops, or photographing of a still picture is performed during the photographing of the moving image. The first operation means has a closure part for closing the opening when pressed to be operated.SELECTED DRAWING: Figure 6

Description

  The present invention relates to an imaging apparatus including voice input means for inputting voice data.

  In recent years, imaging devices have been rapidly reduced in size, and are also used for outdoor wearable applications. On the other hand, the wearable use imaging device is large in size with respect to operation buttons such as a release (shutter) button for performing still image shooting or movie shooting so that it can be operated even when wearing a glove or the like. The demand for conversion is increasing. Increasing the size of the operation buttons, such as the release button, tends to increase the click feeling to improve operability, but the operation sound is loud when starting and stopping movie shooting or when taking still images during movie shooting. Occurs and is input to the video data.

  In Patent Document 1, an operation means for sending a signal for executing a still image shooting preparation operation at a half-pressed position, and a signal for executing a still image shooting operation at a fully-pressed position; An imaging apparatus including a limiting unit that limits movement to a position is disclosed.

JP 2012-155952 A

  In the imaging apparatus of Patent Document 1, when restricting the movement of the operation means to the fully-pressed position during moving image shooting by the restriction means, the driver is controlled and the plunger is protruded by the solenoid to move the restriction means to the insertion position. For this reason, a space for installing the plunger and the limiting means is necessary, and an increase in the size of the apparatus cannot be avoided.

  It is an object of the present invention to provide an imaging device that can reduce the operation sound of an operation button during moving image shooting without impairing downsizing.

  An imaging apparatus according to an aspect of the present invention is pressed when voice data is input through an opening and voice input means and moving picture shooting start and stop, or when still picture shooting is performed during moving picture shooting. And a first operating means, wherein the first operating means comprises a closing portion that closes the opening when a pressing operation is performed.

  According to the present invention, it is possible to provide an imaging apparatus capable of reducing the operation sound of the operation buttons during moving image shooting without impairing the miniaturization.

1 is an external perspective view of a camera system according to an embodiment of the present invention. It is an external appearance perspective view of the main-body part in the state which removed the power supply module. It is a disassembled perspective view of a main-body part. It is a disassembled perspective view of a housing | casing cover unit. It is a perspective view of the 2nd release button. It is explanatory drawing of a structure of a camera system. It is explanatory drawing of a structure of a camera system. It is explanatory drawing of a structure of a camera system.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. In each figure, the same members are denoted by the same reference numerals, and redundant description is omitted.

  FIG. 1 is an external perspective view of a camera system according to an embodiment of the present invention. FIG. 1A is a perspective view of the camera system when viewed from the front direction, and FIG. 1B is a perspective view of the camera system when viewed from the rear direction. The camera system according to the embodiment of the present invention is a module-replaceable camera system that can be used by attaching the accessory module 20 to the main body (imaging device) 1. In the following description, the subject side is defined as the front side with respect to the camera system, and the positional relationship of each unit will be described.

  A first release button 4 and a WiFi button 6 are provided on the upper surface of the main body 1. The first release button 4 can be pressed in two stages. When a first-stage pressing operation (half-pressing operation) is performed on the first release button 4, a shooting preparation operation such as a photometric operation and a focus detection operation is started. When a second-stage pressing operation (full pressing operation) is performed on the first release button 4, the subject imaging operation is started, and the captured image data is recorded on the recording medium. The WiFi button 6 can be pressed in one step. When the WiFi button 6 is pressed, the camera system can be wirelessly connected to an external device in which a dedicated application is installed, and an image can be viewed or captured by an operation from the external device.

  A protective lens holder unit 2 and a second release button 5 are provided on the front surface of the main body 1. The protective lens holder unit 2 is a member that protects an imaging unit 13a, which will be described later, and is made of a colorless and transparent glass material having a high transmittance in a wide wavelength range from the visible range to the infrared range, such as white plate glass, and prevents reflection. Surface treatment such as AR coating for the purpose of treatment is performed. The second release button 5 can be pressed in one step. When a pressing operation is performed on the second release button 5, the subject imaging operation is started. The second release button 5 is arranged to occupy a large proportion of the area of the front surface of the main body 1 below the imaging unit 13a so as not to impair operability due to outdoor use or wearing gloves. ing.

  The user can register functions for customization with respect to the first release button 4 and the second release button 5. For example, the first release button 4 may be registered as a still image shooting button, and the second release button 5 may be registered as a moving image shooting start and stop button. In this case, moving image shooting is started by the first operation on the second release button 5, and moving image shooting is ended by the next operation. The first release button 4 is a still image shooting button when the still image mode is selected, the moving image shooting start and stop buttons are selected when the moving image mode is selected, and the second release button 5 is a still image during moving image shooting only when the moving image mode is selected. You may register to a photography button. In this case, while performing the operation of storing the moving image frame in the buffer memory during the moving image shooting, the still image shooting is performed during the shooting of the next moving image frame in accordance with the operation on the second release button 5, and the still image is captured. To be recorded. Data of a moving image captured by operating the first release button 4 or the second release button 5 is recorded on a recording medium. The recording medium can be attached to the main body 1 by opening the recording medium storage lid 9.

  A power button 7 and a power source / signal input / output jack (not shown) are provided on a side surface of the main body 1. When the power button 7 is operated, the camera system is activated or stopped. The input / output jack is covered with a protective jack cover 8. By opening the jack cover portion 8, various cables can be inserted into and removed from the input / output jack.

The accessory module 20 is selected according to the function required by the user and can be used by being attached to the back surface of the main body 1. The lock lever operation unit 10a is rotatable between a lock release position where the accessory module 20 is removable from the main body 1 and a lock position where the accessory module 20 is fixed to the main body 1. Operated. For example, the accessory module 20 includes the following modules.
A power module that houses the main battery (primary battery or secondary battery) that serves as the power source.
An external I / O (input / output) module having a connector that communicates with an external device.
An NFC (Near Field Communication) module that performs near field communication.
A communication module that transmits and receives data with external devices via wireless communication.
・ Speaker module that outputs music and operation sounds.
-A microphone module that receives audio.
A large-capacity recording module that stores data that exceeds the capacity of the recording medium.
A display module provided with a liquid crystal display (LCD) or the like.
A cooling unit that stores heat generated from the main body 1 or the accessory module 20.

  In the present embodiment, a case will be described in which a power supply module 20 a that houses a main battery serving as a power supply is selected as the accessory module 20. The power supply module 20a supplies predetermined voltages and currents necessary for each part of the camera system. As a battery that is a main part of the power supply module 20a, a Li-ion battery, a fuel cell, or the like is used, and is stored in the power supply module 20a.

  FIG. 2 is an external perspective view of the imaging apparatus with the power supply module 20a removed. 2A is a perspective view of the main body 1 when viewed from the front, and FIG. 2B is a perspective view of the main body 1 when viewed from the rear.

  The power supply module 20a is attached to the main body 1 by bayonet coupling. The power supply module 20 a has an annular portion 21 a, an engagement convex portion 21 b, and a connector portion 22 on the front surface portion that is attached to the main body portion 1. A plurality of claw portions 21aa are formed in the annular portion 21a along the circumferential direction. Each of the plurality of claw portions 21aa is engaged with a claw portion formed on the lock lever 10 having a lock lever 10a described later.

  The engagement convex portion 21b is an engagement pin disposed on the left and right sides of the connector portion 22 outside the annular portion 21a. When the power supply module 20a is attached to the main body portion 1, the rear surface portion of the main body portion 1 is engaged. Is engaged with an engaging recess 15a provided in the housing. The engaging convex portion 21 b has a role of leading the power supply module 20 a when being attached to the main body portion 1 and a role of reliably connecting the connector portion 22. Moreover, since the protrusion amount of the engagement convex part 21b is larger than the protrusion amount of the connector part 22 on the basis of the front surface of the power supply module 20a, the engagement convex part 21b can protect the connector part 22. For example, it is possible to avoid the impact due to the drop of the power supply module 20a from being directly applied to the connector portion 22.

  The connector part 22 is provided inside the annular part 21 a and is electrically connected to the connector part 14 provided in the main body part 1. In this embodiment, the connector part 22 is a plug protruding forward, and the connector part 14 is a jack.

  Around the connector portion 14, a heat radiating portion 17 made of a material having high thermal conductivity such as copper or aluminum is provided. The heat radiating part 17 is provided between the main body part 1 and the power supply module 20a, diffuses the heat inside the main body part 1 around the exterior of the power supply module 20a, and causes a local temperature rise inside the main body part 1. Suppress.

  FIG. 3 is an exploded perspective view of the main body 1. In an internal space formed between the housing cover unit 3 and the holding member 15, a structure 11, a main chassis 12, a circuit board part 13, a heat radiating part 17, a back plate 18, and a lock lever 10 are provided. . The housing cover unit 3 and the holding member 15 are fastened and fixed by screws 19 inserted through the through holes provided in the back plate 18 and the holding member 15 and inserted into the tap holes of the housing cover unit 3.

  The mechanism of the first release button 4 and the second release button 5 and the switch board are incorporated in the housing cover unit 3. The switch board is connected to a circuit board part 13 having a main board and an auxiliary board. An imaging unit 13a, an image processing unit, a power supply switching circuit, a DC / DC converter, a system control unit, a serial I / F, a serial connection terminal, and the like are mounted on the main board. On the auxiliary board, a recording medium slot including a card I / F and the like, an external power input terminal, and the like are mounted. The imaging unit 13a includes an optical system and an imaging device such as a CCD image sensor (charge coupled device) or a CMOS image sensor (complementary metal oxide semiconductor). The imaging device generates image data by photoelectrically converting a subject image formed by the optical system. Image data generated by the image sensor is converted into digital information by an image processing unit mounted on the main board. The heat generated in the circuit board portion 13 is transmitted to the power supply module 20a through the heat radiating portion 17.

  FIG. 4 is an exploded perspective view of the housing cover unit 3. FIG. 5 is a perspective view of the second release button 5. FIG. 5A is a perspective view when viewed from the front, and FIG. 5B is a perspective view when viewed from the rear. The first release button 4 and the WiFi button 6 are disposed on the upper surface side of the housing cover 30, the power button 7 is disposed on the side surface, and the second release button 5 is disposed on the front surface side as operation buttons.

  A first packing member 35a is provided between the first release button 4 and the housing cover hole 30a in order to enhance the dustproof / waterproof function in the pushing direction (pressing direction) of the first release button 4. Yes. Similarly, a second packing member 35b is provided between the WiFi button 6 and the housing cover hole 30b in the pushing direction of the WiFi button 6. Further, a third packing member 35c is provided between the power button 7 and the housing cover hole 30c in the pushing direction of the power button 7. Each packing member can reduce not only a dustproof / waterproof function but also a squealing sound leaking outside the switch housed in each button.

  The positions of the first release button 4, the WiFi button 6, and the power button 7 are fixed by inserting a pusher of each button into the central hole of each packing member. When each button is pressed in a direction against the elastic force of each packing member, the tact switch is pressed via the packing member. The first release button 4 and the WiFi button 6 are bonded and fixed to the housing cover unit 3 via the double-sided tape 34 by the upper surface side decorative plate 33. The power button 7 is bonded and fixed to the housing cover unit 3 via a double-sided tape 38 with a side face decorative plate 37. Thereby, the first release button 4, the WiFi button 6, and the power button 7 are prevented from being detached from the housing cover 30.

  On the front side of the second release button 5, an index 5 a for guiding the operation location of the second release button 5 is provided. The indicator 5a is provided in a protruding shape at a position (lower side) away from the hinge portion 5c provided on the upper part so that the second release button 5 can be operated with a small force. A pusher (convex portion) 5 b is provided on the back side of the second release button 5. The extension part 31a of the front decorative plate 31 is incorporated in the hinge part 5c. As a result, the second release button 5 is prevented from coming off from the housing cover 30.

  The front side operation flexible substrate 41 is positioned and fixed by the front side chassis 45 from the back side of the housing cover unit 3 and is covered by a fourth packing member (elastic member) 40 incorporated from the back side of the housing cover 30. ing. A release tact switch 42 is mounted on the front side operation flexible board 41. The tact switch 42 is a metal dome type switch and is covered with a convex portion 40 a of the fourth packing member 40. When the second release button 5 is pressed, the output signal of the tact switch 42 is transmitted to the main board of the circuit board portion 13 through the wiring pattern of the front side operation flexible board 41. The speaker (sound output means) 43 is covered with a convex portion 40c of the fourth packing member 40 formed of a thin film rubber. When the speaker 43 outputs audio data, the convex portion 40c vibrates and the audio is transmitted to the outside. The microphone (voice input means) 44 is inserted into the convex portion 40d of the fourth packing member 40, and is in contact with the contact connection portion where the pattern of the front-side operation flexible substrate 41 is exposed. An opening for inputting audio data to the microphone 44 is formed in the convex portion 40d. As the fourth packing member 40, a nitrile rubber which is an oil resistant rubber, a fluoro rubber which is a heat and oil resistant rubber, urethane having excellent exercise performance, or the like may be used. Further, as the fourth packing member 40, another rubber material, a resin material, a composite of rubber and resin such as Teflon, or the like may be used according to the use environment. In addition, in this embodiment, although the 4th packing member 40 is comprised with the rubber raw material, if it is a material which has sufficient elastic force, it will not be this limitation.

  Each of the tact switch 42, the speaker 43, and the microphone 44 is covered with each convex portion of the fourth packing member 40 and is housed independently. Thereby, when the tact switch 42 is pressed, the operation sound generated by the deformation of the click plate, the vibration sound of the speaker 43, and the like are hardly input to the microphone 44. Further, since the speaker 43 and the microphone 44 are disposed within the projection area in the optical axis direction of the second release button 5, the degree of freedom of their arrangement and the microphone sound collection hole and speaker sound hole should not be exposed to the appearance. The improvement of the design can be expected. Furthermore, since the microphone sound collecting hole and the speaker sound hole are not exposed on the exterior surface and are protected by the second release button 5, it is possible to perform moving image shooting with reduced wind noise.

  As described above, the protective lens holder unit 2 for protecting the imaging unit 13a from scratches, dust, water, and the like is detachably attached to the housing cover 30 at the lens barrel opening of the housing cover unit 3. ing. In the protective lens holder unit 2, the protective lens 2a is bonded to the protective lens holder 2c via a double-sided tape 2b. The protective lens 2a is provided with a hard coat that increases the surface hardness and makes it difficult to damage, or a multi-coat or the like so that light reflection can be prevented and the glass can be easily wiped off. On the housing cover 30 side, a dust / drip-proof cushion member 32 is fixed by a double-sided tape 32a. A PET sheet is affixed to the contact portion of the cushion member 32 with the protective lens holder unit 2 in order to prevent the cushion member 32 from being twisted or deformed due to contact with the protective lens holder unit 2.

  6A is a front view of the camera system, FIG. 6B is a cross-sectional view taken along line AA of FIG. 6A, and FIG. 6C is an enlarged view of a portion B of FIG. 6B. is there. 7 (a) is a front view of the camera system, FIG. 7 (b) is a cross-sectional view taken along the line CC of FIG. 7 (a), and FIG. 7 (c) is an enlarged view of portion D of FIG. 7 (b). is there.

  The second release button 5 is pivotally fixed to the housing cover 30 by inserting the hinge portion 5c into the housing cover groove portion 30d. The pusher 5b is fitted to the convex portion 40a. The convex portion 40a is fitted in the housing cover hole 30e. The second release button 5 is supported by the convex portion 40a and the wall portion 40e of the fourth packing member 40 so as not to contact the tact switch 42 at the normal time.

  A thin-film tapered shape 40b is formed around the convex portion 40a. In this embodiment, the contact part is comprised by the convex part 40a and the taper shape 40b. When the second release button 5 is pressed, the tapered shape 40b is deformed and the second release button 5 moves in the pressing direction. Thereby, the convex part 40a presses the tact switch 42. When such an operation is performed during moving image shooting, the operation sound of the tact switch 42 is easily input to the microphone 44. Therefore, in the present embodiment, immediately before the second release button 5 is pressed and a switch operation sound is generated from the tact switch 42, the flat surface portion (blocking portion) 5d formed around the pusher 5b causes the microphone 44 to move. The opening formed in the covering convex part 40d closes. When the opening of the convex portion 40d is blocked, the input of audio data to the microphone 44 decreases, so that operation button operation sound during moving image shooting, driving sound inside the imaging device, or wind noise generated at the opening of the exterior member Etc. can be reduced.

  8A is a top view of the camera system, FIG. 8B is a cross-sectional view taken along the line EE of FIG. 8A, and FIG. 8C is an enlarged portion of the F portion of FIG. 8B. ing.

  The first packing member 35a is provided between the first release button 4 and the case cover hole 30a, and the second packing member 35b is provided between the WiFi button 6 and the case cover hole 30b. Each packing member can reduce not only a dustproof / waterproof function but also a squealing sound leaking outside the switch housed in each button.

  As described above, the first release button 4 can be pressed in two steps, and the WiFi button 6 can be pressed in one step. When a first-stage pressing operation is performed on the first release button 4, a shooting preparation operation is started. When the second release operation is performed on the first release button 4, the output signal of the tact switch 51 passes through the wiring pattern of the operation flexible board 50 and is transmitted to the main board. Thereby, the imaging operation of the subject is started, and the data of the captured image is recorded on the recording medium. When the WiFi button 6 is pressed, the output signal of the tact switch 52 is transmitted to the main board through the wiring pattern of the operation flexible board 50.

  The operation stroke X1 of the first release button 4 is longer than the operation stroke X2 of the second release button 5 and the operation stroke X3 of the WiFi button 6 shown in FIG. Here, the operation stroke X1 is a clearance between the tact switch 51 and a portion that contacts the tact switch 51 by the pusher 4a of the first release button 4 of the first packing member 35a. The operation stroke X2 is the clearance between the tact switch 42 and the portion that contacts the tact switch 42 by the pusher 5b of the convex portion 40a. The operation stroke X3 is a clearance between the tact switch 52 and a portion that contacts the tact switch 52 by the pusher 6a of the WiFi button 6 of the second packing member 35b. With the above-described configuration, the first release button 4 is pressed and half-pressed until it stops, and after the half-press operation, the first release button 4 is further pressed and the click feeling generated when the click plate in the tact switch 51 is deformed. The difference from the full-press operation until is generated becomes clear. Thereby, operability and operational feeling / quality can be improved.

  With the configuration described above, it is possible to reduce the operation sound of the operation buttons during moving image shooting without impairing downsizing, and to provide an imaging device with high design.

  As mentioned above, although preferable embodiment of this invention was described, this invention is not limited to these embodiment, A various deformation | transformation and change are possible within the range of the summary.

1 Main body (imaging device)
5 Second release button (first operation means)
5d Flat part (blocking part)
44 Microphone (voice input means)

Claims (7)

Voice input means for inputting voice data through the opening;
A first operating means that is pressed to start and stop moving image shooting, or to perform still image shooting during moving image shooting,
The imaging apparatus according to claim 1, wherein the first operation unit includes a closing portion that closes the opening when a pressing operation is performed.   The imaging apparatus according to claim 1, wherein the voice input unit is provided within a projected area of the first operation unit in an optical axis direction.   The imaging apparatus according to claim 1, further comprising an elastic member that covers the voice input unit and in which the opening is formed.   The said elastic member has a contact part which supports the said 1st operation means and deform | transforms so that the said 1st operation means by which the press operation was carried out may move to a press direction. Imaging device. A second operating means that is pressed to start and stop moving image shooting;
The imaging apparatus according to claim 1, wherein the first operation unit is pressed when performing still image shooting during moving image shooting. The first operating means is capable of a one-stage pressing operation,
The second operating means is capable of a multi-stage pressing operation,
The imaging apparatus according to claim 5, wherein an operation stroke of the second operation unit is longer than the first operation stroke. Voice output means for outputting voice data;
The imaging apparatus according to claim 1, wherein the sound output unit is provided within a projection area in the optical axis direction of the first operation unit.