JP5656614B2 - Imaging device - Google Patents

Description

  The present invention relates to an imaging apparatus, and more particularly to an electrical connection between a handle and a main body of an imaging apparatus provided with a handle.

  Among imaging devices such as video cameras, some large-sized imaging devices are provided with a handle portion for shooting and moving. Among these, the handle portion is considered in consideration of storage properties and handling properties. Some are only configured to be removable. For example, an imaging device is known in which an external device is mechanically connected to the imaging device main body at two locations in the front and rear, and one of the connected external devices also serves as an accessory mounting portion (see, for example, Patent Document 1). Some detachable handles have operation switches and audio terminals. Conventionally, in these imaging apparatuses, an operation switch or the like and the imaging apparatus body are connected by a wire exposed to the outside. With such a connection method, mechanical attachment can be performed firmly.

JP-A-5-292367

  However, since the handle portion is generally held at the time of shooting or transportation, the above-mentioned connection method applies excessive force to the terminal portion such as an accessory mounting portion or an audio terminal having an electrical contact, and the terminal portion. May not be able to withstand the load and may be destroyed. In addition, in an imaging device in which electrical contacts are connected with a wire exposed to the outside, there are problems such as inconvenience in handling the wire, troubles in attaching and detaching the wire, and problems such as an increase in the size of the imaging device due to the wire. is there.

  It is an object of the present invention to provide an imaging apparatus having a detachable handle portion that is small in size and easy to handle and remove and that does not cause damage to electrical contacts.

  An imaging apparatus according to the present invention is an imaging apparatus including a main body part and a handle part that is detachable from the main body part, and the handle part electrically connects the handle part and the main body part. A handle side connector having a first terminal portion, a first fixing member for attaching the handle portion to the main body portion, a second fixing member for attaching the handle side connector to the handle portion, and the handle An elastic member interposed between the side connector and the second fixing member, and the main body portion includes a second terminal portion electrically connected to the first terminal portion of the handle side connector. A main body side connector having a main body side fixing portion to which the first fixing member is attached, and the first terminal portion is attached to the main body side fixing portion. Said And the terminal portion of to be electrically connected, the handle-side connector and the body-side connector, characterized in that it is connected.

  According to the present invention, in the imaging device having a handle portion that is detachable from the main body and has electrical contacts, the handle portion can be reduced in size, and the handle portion can be easily handled and removed. It is possible to prevent the electrical contact from being damaged.

1 is a perspective view of an imaging apparatus according to an embodiment of the present invention. It is a perspective view which shows the state which removed the handle | steering-wheel part from the main-body part of the imaging device of FIG. It is a side view which shows the state which removed the handle | steering-wheel part from the main-body part of the imaging device of FIG. It is a perspective view which shows the internal structure of a handle | steering-wheel part. It is a disassembled perspective view of a part of handle part. It is sectional drawing of the rear part of a handle part in the state which attached the handle part to the main-body part of the imaging device of FIG. FIG. 2 is a view of a rear portion of the handle portion as viewed from the bottom surface in a state where the handle portion is attached to the main body portion of the imaging apparatus of FIG. 1. It is the figure which looked at the other state which attached the handle | steering-wheel part to the main-body part of the imaging device of FIG. 1 from the bottom face of the rear part of a handle | steering-wheel part. FIG. 6 is another cross-sectional view of the rear part of the handle part in a state where the handle part of the imaging device of FIG. 1 is attached.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. In this embodiment, a so-called digital video camera is taken as a specific example of the imaging apparatus, but the present invention is not limited to this.

  FIG. 1 is a perspective view of an imaging apparatus according to an embodiment of the present invention. The imaging apparatus according to the present embodiment has a structure in which the handle part 110 is detachable from the main body part 100. The main body unit 100 includes an image display unit 101, a finder unit 102, a sound collection unit 103, a trigger unit 104, and a zoom key 105. Other parts / parts included in the main body 100 will be described later as appropriate.

  On the other hand, the handle part 110 is an input for attaching an operation part for transmitting an electric signal for operating the main body part 100 to the main body part 100 and / or an accessory for transmitting or receiving an electric signal to / from the main body part 100. An output terminal is provided. Specifically, the handle unit 110 includes a handle trigger unit 111 including a zoom key, a handle zoom unit 112, a handle operation key unit unit 113, an external accessory mounting unit 114, and an external terminal input unit 117 (see FIG. 4). Yes.

  The handle portion 110 also includes an external microphone holder portion 115 that holds an external microphone, a handle front fixing member 116 and a handle rear fixing member 120 (first fixing member) for attaching the handle portion 110 to the main body portion 100. ing. In the imaging apparatus according to the present embodiment, the handle portion 110 is attached to and detached from the main body portion 100 using the handle front fixing member 116 and the handle rear fixing member 120 at two positions, the front portion and the rear portion. It has a structure to let you.

  FIG. 2 is a perspective view of FIG. 2 and a side view of FIG. 3 shows a state where the handle 110 is removed from the main body 100 of the imaging apparatus shown in FIG. As shown in FIGS. 2 and 3, in this embodiment, when the handle portion 110 is removed from the main body portion 100, first, the handle front fixing member 116 and the handle rear fixing member 120 provided on the handle portion 110 are firstly shown. Rotate in the loosening direction. Thereby, the state in which the handle part 110 is firmly attached to the main body part 100 becomes a loosened state. In this state, the handle 110 is moved from the main body 100 by sliding the handle 110 with respect to the main body 100 in the direction indicated by the arrow X, that is, toward the rear of the main body 100 in the optical axis direction. Can be removed. In addition, when attaching the handle | steering-wheel part 110 to the main-body part 100, operation should just be performed in the reverse order of this order.

  FIG. 4 is a perspective view showing the internal structure of the handle part 110. A handle trigger unit 111, a handle zoom unit 112, a handle operation key unit unit 113, and an external terminal input unit 117 included in the handle unit 110 are parts that exchange electric signals with the main body unit 100. These portions are electrically connected to the handle-side connector terminal portion 130b, which is a first terminal portion provided in the handle-side connector 130, in the handle portion 110 through the electric signal transmission line 118 provided in the frame of the handle portion 110. Connected.

  The electrical signal transmission line 118 is, for example, a flexible printed circuit board and the like, and is not exposed to the outside of the handle part 110. Therefore, the electrical connection between the main body part 100 and the handle part 110 is external as in the prior art. There is no hassle of handling the exposed wire.

  As shown in FIG. 4, a connector fixing sheet metal 121 (second fixing member) is fixed to the handle portion lower cover 140 constituting the frame of the handle portion 110 by screws 124.

  FIG. 5 is an exploded perspective view of a part of the handle portion 110. The connector fixing sheet metal 121 is formed with a hole 121a through which the step screw 122 is inserted. An elastic member 123 made of rubber or the like is attached to the hole 121a. In order to attach the elastic member 123 to the hole portion 121a, the elastic member 123 has a narrow neck portion 123a, and the narrow neck portion 123a is fitted into the hole portion 121a. The elastic member 123 also has a substantially ring shape with a hole through which the step screw 122 is inserted.

  The handle side connector 130 is provided with a screw hole 130a into which the step screw 122 is inserted and fitted. The stepped screw 122 is inserted into the hole provided in each of the elastic member 123 and the connector fixing sheet metal 121, and then inserted into the screw hole 130a provided in the handle side connector. As a result, the handle-side connector 130 is attached to the connector fixing sheet metal 121 and eventually to the handle portion 110.

  FIG. 6 is a cross-sectional view of the rear portion of the handle portion 110 (the portion where the handle rear fixing member 120 is disposed) in a state where the handle portion 110 is attached to the main body portion 100. FIG. 7 is a view of the rear part of the handle part 110 as viewed from the bottom surface in a state where the handle part 110 is attached to the main body part 100. By screwing the handle rear fixing member 120 to the main body side fixing portion 151 provided inside the main body portion 100, the handle portion lower cover 140 and the connector fixing sheet metal 121 of the handle portion 110 are fastened to the main body portion 100. It is done. Thereby, the handle part 110 is attached to the main body part 100 and fixed.

  As shown in FIG. 6, in a state where the handle portion 110 is fixed to the main body portion 100, the handle side connector 130 contacts the main body side connector 150 provided in the main body portion 100. At this time, the handle side connector terminal portion 130b provided in the handle side connector 130 and the main body side connector terminal portion 150a which is the second terminal portion provided in the main body side connector 150 are electrically connected.

  Here, as described above, since the handle-side connector 130 is attached to the connector fixing sheet metal 121 with the elastic member 123 interposed, the handle-side connector 130 can move as long as the deformation of the elastic member 123 allows. Therefore, preferably, in a state where the handle portion 110 is attached to the main body portion 100, the handle-side connector 130 is pressed against the main body portion 100 due to the deformation of the elastic member 123. Thereby, the reliability with respect to the electrical connection of the handle | steering-wheel side connector terminal part 130b and the main body side connector terminal part 150a can be improved.

  In the present embodiment, the position of the handle rear fixing member 120 with respect to the main body side fixing portion 151 is uniquely determined, and misalignment hardly occurs due to screwing. In addition, the handle portion 110 is attached to the main body portion 100 using a plurality (two in this embodiment) of the handle rear fixing members 120. Further, as shown in FIG. 7, the handle side connector 130 is disposed between the two handle rear fixing members 120. With this configuration, the handle-side connector 130 can be prevented from being displaced and the handle-side connector 130 can be stably held. As a result, the reliability of the electrical contact between the handle-side connector 130 and the main body-side connector 150 is improved. Can be increased.

  8 is a view of another structure (another embodiment) in which the handle portion 110 is attached to the main body portion 100 as viewed from the bottom of the rear portion of the handle portion 110 in the same manner as in FIG. In the structure of FIG. 8, the handle side connector 130 and the main body side connector 150 are arranged so that the handle side connector terminal portion 130b is positioned on a straight line connecting the two handle rear fixing members 120. Thereby, the reliability of the electrical contact between the handle side connector 130 and the main body side connector 150 can be further enhanced.

  FIG. 9 is another cross-sectional view of the rear portion of the handle portion 110 in a state where the handle portion 110 is attached to the main body portion 100, and shows an electrical connection form between the main body portion 100 and the handle portion 110. A handle trigger unit 111, a handle zoom unit 112, a handle operation key unit unit 113, an external terminal input unit 117, and the like provided in the handle unit 110 transmit an electric signal for operating the imaging apparatus to the main body unit 100. This electrical signal is transmitted to the handle-side connector terminal portion 130 b in the handle-side connector 130 through the electrical signal transmission line 118 provided in the frame of the handle portion 110. The electrical signal is transmitted from the handle-side connector terminal portion 130b to the main body-side connector terminal portion 150a of the main body-side connector 150, and is further transmitted to the main body substrate (not shown) through the main body signal transmitting portion 152 in the main body portion 100. Using such an electrical signal transmission path, electrical signals can be exchanged between the handle portion 110 and the main body portion 100.

  As described above, the handle-side connector 130 can move with respect to the connector fixing sheet metal 121 as long as the elastic member 123 can be deformed. That is, the handle portion 110 and the main body portion 100 are electrically connected via the movable handle-side connector 130 as long as the deformation of the elastic member 123 allows, and mechanically firmly fixed by the handle rear-side fixing member 120. Is done. Therefore, when an excessive force is applied to the handle portion 110 when the handle portion 110 is gripped by the user's hand or the like, the elastic member 123 can suppress the force from acting on the handle-side connector 130. Thus, in the imaging apparatus according to the present embodiment, the electrical strength between the main body 100 and the handle 110 when an excessive force is applied to the handle 110 while securing the attachment strength of the handle 110 to the main body 100 is ensured. High reliability of connection is ensured.

  Although the present invention has been described in detail based on preferred embodiments thereof, the present invention is not limited to these specific embodiments, and various forms within the scope of the present invention are also included in the present invention. included. Furthermore, each embodiment mentioned above shows only one embodiment of this invention, and it is also possible to combine each embodiment suitably.

  For example, in the above embodiment, the handle portion 110 is fixed to the main body portion 100 at two locations, the front and rear, but the handle portion may be fixed to the main body portion 100 only at one location. In that case, the structure of the rear part of the handle part 110 taken up in the above embodiment is applied to one fixed part. In the above embodiment, the handle portion 110 is attached and fixed to the main body portion 100 by the two handle rear fixing members 120. However, the structure is not limited to the structure in which the handle rear fixing member 120 is provided at two locations. It is good also as a structure provided in a total of four places.

DESCRIPTION OF SYMBOLS 100 Main body part (of imaging device) 110 Handle part 118 Electric signal transmission line 120 Handle rear fixing member 123 Elastic member 123a Narrow neck part (of elastic member) 130 Handle side connector 130b Handle side connector terminal part 150 Main body side connector part 150a Main body Side connector terminal 151 Main body side fixing portion 152 Main body side signal transmission portion

Claims (6)

An imaging apparatus comprising a main body part and a handle part detachable from the main body part,
The handle portion is
A handle-side connector having a first terminal portion for electrically connecting the handle portion and the main body portion;
A first fixing member for attaching the handle portion to the main body portion;
A second fixing member for attaching the handle side connector to the handle portion;
An elastic member interposed between the handle side connector and the second fixing member;
The main body is
A main body side connector having a second terminal portion electrically connected to the first terminal portion of the handle side connector;
A main body side fixing portion to which the first fixing member is attached,
The handle-side connector and the main body so that the first terminal portion and the second terminal portion are electrically connected in a state where the first fixing member is attached to the main body-side fixing portion. An image pickup apparatus to which a side connector is connected.   In a state where the handle side connector is connected to the main body side connector by attaching the first fixing member to the main body side fixing portion, the handle side connector is pressed against the main body side connector by the elastic member. The imaging apparatus according to claim 1. The handle portion is
At least one input-output terminal the operation unit and accessories for operating the main body is attached,
At least one of the operation unit and the input / output terminal provided in a frame of the handle unit for transmitting or receiving an electrical signal between at least one of the operation unit and the input / output terminal and the main body unit. The imaging apparatus according to claim 1, further comprising: a signal transmission unit that electrically connects the first terminal unit included in the handle-side connector.
The handle-side connector has a screw hole stepped screw is screwed,
The elastic member and the second fixing member each have a hole through which the step screw is inserted,
The stepped screw, the elastic member and is inserted into said hole respectively provided to the second fixing member, and, by screwing into the screw holes provided in the handle-side connector, the handle-side The imaging apparatus according to claim 1, wherein a connector is attached to the second fixing member. The handle portion has a plurality of the second fixing members,
5. The device according to claim 1, wherein the handle-side connector is disposed between the plurality of first fixing members in a state where the handle portion is fixed to the main body portion. 6. The imaging device described.   In a state where the handle portion is fixed to the main body portion, the first terminal portion of the handle-side connector is provided so as to be positioned on a straight line connecting the plurality of first fixing members. The imaging apparatus according to claim 5.

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