JP3395218B2 - Housing attachment / detachment device - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a housing attachment / detachment device suitable for use in, for example, a portable video camera for business use.

[0002]

2. Description of the Related Art For example, portable video cameras for broadcasting stations are often used in which a housing for a camera head and a housing for an adapter are combined and separated from each other because it is necessary to replace the adapter according to the application. .

For this reason, this type of video camera is equipped with an attaching / detaching device for connecting / disconnecting the camera head casing and the adapter casing.

Conventionally, a device for attaching / detaching this type of casing is disclosed in, for example, Japanese Utility Model Publication No. 63-9907, and is constructed as shown in FIGS. 10 and 11.

This will be described with reference to FIG. 1. In FIG. 1, the reference numeral 1 designates a camera head housing containing a photographing tube 2 and a photographing lens 3 projecting forward from the front surface.
And a viewfinder 4 having an eyepiece 4a at its rear end is provided on one side.
In addition, 5 is a handle.

Reference numeral 6 denotes an adapter housing containing a rotary magnetic head device 7, which is mounted on the back surface of the camera head housing 1 via a mounting / demounting device which will be described later. It is loaded freely.

Denoted at 9 is a detachable device for a video camera housing, which comprises a locking plate 10 and a locking unit 11 which can be fitted to each other, and comprises the camera head housing 1 and the adapter housing 6. It is provided in between.

Of these, the locking plate 10 has a dovetail groove 1 which opens rearward and whose groove width gradually decreases from the upper side to the lower side.
Two are provided.

On the other hand, the locking unit 11 has a base member 13 corresponding to the upper end surface of the locking plate 10, and the base member 13
And a guide 14 provided on both sides of the wedge 14 and corresponding to each side end surface of the locking plate 10. .

Reference numerals 16 and 17 denote a first connector and a second connector which are attached to the camera head housing 1 and the adapter housing 6 and can be connected to each other.

In the housing attaching / detaching device having the above-described structure, in order to mount the camera head housing 1 and the adapter housing 6, the locking unit 1 is placed in the dovetail groove 12 of the locking plate 10.
This is performed by fitting the wedge 14 of No. 1 together.

On the other hand, the camera head housing 1 and the adapter housing 6 are detached by releasing the fitting state of the dovetail groove 12 of the locking plate 10 and the wedge 14 of the locking unit 11. .

[0013]

By the way, the conventional housing attaching / detaching device does not include a lock mechanism, and therefore, the housing is a housing of a video camera used for, for example, outdoor news gathering activities. In some cases, the camera head housing 1 and the adapter housing 6 were relatively moved during use. That is, this type of video camera is often carried in a place where environmental conditions are severe, such as a battlefield or a disaster site, and therefore, the camera head housing 1 or the adapter housing 6 may be handled roughly. This is because vibration and impact frequently occur during use. As a result, the adapter housing 6 is detached from the camera head housing 1, and the reliability of the attachment / detachment device is reduced.

Therefore, a conventional housing attaching / detaching device is also equipped with a locking structure by screw fastening in addition to the fitting structure consisting of the locking plate 10 and the locking unit 11. In this case, There is a problem that a tool is required for attaching and detaching the housing, which makes the attaching and detaching work complicated.

The present invention has been made in view of the above circumstances, and provides a housing attaching / detaching device which can enhance the reliability of the attaching / detaching device and can be easily attached / detached. is there.

[0016]

Unloading device of the housing according to the present invention SUMMARY OF THE INVENTION includes a first housing having a first wedge and a second wedge, each parallel to each other, detachably set to the first housing
A second casing having a third wedge and a fourth wedge that can be fitted respectively to the first wedge and the second wedge, and the fourth wedge of the two wedges of the second casing is used as the third wedge. Locking means configured by a slide wedge that advances and retreats with respect to each other is provided between both housings to fix the slide wedge at a position where the wedges are fitted to each other, and the locking means imparts an advancing and retracting operation to the fourth wedge. It consists of a link mechanism.

[0017]

In the present invention, the first wedge and the third wedge are fitted together, the fourth wedge is moved and fitted into the second wedge, and then the fourth wedge is fitted to the third wedge by the locking means composed of the link mechanism . When the wedge is fixed, the first housing and the second housing are mounted.

On the other hand, after releasing the fixation of the fourth wedge to the third wedge by the locking means composed of the link mechanism , the fourth wedge is moved to fit the first wedge and the third wedge and the second wedge and the fourth wedge. When the combined state is released, the first case and the second case are separated.

[0019]

Embodiments of the present invention will be described in detail below with reference to embodiments shown in the drawings.

FIG. 1 is an exploded perspective view showing an essential part of a case attaching / detaching device according to the present invention applied to a video camera.
FIG. 3 is an exploded perspective view showing the whole of the case where the housing attaching / detaching device according to the present invention is applied to a video camera, FIG. 3 is a partial sectional view showing a detachment start state by the housing attaching / detaching device according to the present invention, and FIG. FIG. 5 is a local cross-sectional view showing the attachment / detachment completion state of the housing according to the invention by the attachment / detachment device, FIG. 5 is a local cross-sectional view showing the attachment state of the housing by the attachment / detachment device of the invention, and FIG. FIG. 7 is a partial cross-sectional view showing a detached state by the attachment / detachment device, FIG. 7 is an exploded perspective view showing an attached state of an operation lever of the attachment / detachment device of the present invention, and FIGS. 8 and 9 show a casing of the present invention. It is an exploded perspective view showing the state where the wedge holding plate of the attaching / detaching device was seen from the front side and the back side, respectively.

In the figure, the reference numeral 21 designates a camera head housing containing a plurality of solid-state image pickup devices (not shown), and a photographing lens 22 projecting forward is mounted on the front surface of the housing. A drip-proof grill portion 23 that opens rearward is provided on the upper surface portion. On the back surface of the camera head housing 21, a rectangular window 24 that opens in the front-rear direction and a first recess 25 that is located on the side of the rectangular window 24 and that opens rearward are formed in a substantially triangular shape in rear view. A first recess 25 and a second recess 26 located above the rectangular window 24 and opening rearward are provided. Further, the camera head housing 21 is provided with a through hole 28 that opens to the bottom surface of the first recess 25, and two pin insertion holes 29 that are located below the rectangular window 24 and open rearward. Further, there is provided a recess 30 for housing the connector, which is opened in the same direction as the opening direction of these pin insertion holes 29. The rectangular window 24 and the second concave portion 26 are communicated with each other by a concave groove 31 that opens rearward.

Reference numeral 32 denotes a stopper that appears in and out of the first recess 25, is inserted into the second through hole 28, and is elastically held in the camera head casing 21 by a spring (not shown).

Reference numeral 33 denotes a wedge extending in the left-right direction, which is located above the second recess 26 and is fixed to the camera head casing 21, and has a U-shaped positioning that opens upward on the upper end surface. A groove 34 for use is formed. Behind the upper end portion of the wedge 33, there is an inclined surface 3 having a slope rising from the front (shooting lens side) to the rear (adapter side).
3a is formed.

Reference numeral 35 is a first holding plate having a through hole 27 opening in the front-rear direction and a pivotally supporting portion 36 facing the through hole 27, and fixed to the rear side opening peripheral edge of the rectangular window 24.
At the lower end of the first holding plate 35, there are provided two large and small opening windows 37, 38 that open in the front-rear direction and communicate with each other. Further, the first holding plate 35 is provided with a notch 39a having three notch widths of large, medium, and small, which is opened at the upper end edge, and a concave groove 39b communicating with the notch 39a.

Reference numeral 40 is a second holding plate having a long hole 40a extending in the vertical direction, and the notch 3 is formed in the first holding plate 35.
It is fixed so as to cover 9a. This second holding plate 40
A holding block 41 that faces the upper portion of the notch 39a is integrally provided at the upper end of the front surface of the holding block 41, and an adjusting screw 42 that gives a forward / backward movement force to a pin mounting plate, which will be described later, can be raised and lowered. Is screwed to.

Reference numeral 43 denotes a pin mounting plate having an inverted L-shape in a side view, which has a movement restricting pin 43a which is inserted through the elongated hole 40a, and is vertically movable in the notch 39a.
A through hole 44 through which a pivot pin described later is inserted is provided in the upper end portion.

Reference numeral 45 denotes a compression coil spring for urging the pin mounting plate 43 upward, which is elastically mounted in the concave groove 39b, and presses the pin mounting plate 43 against the adjusting screw 42 to set it at a predetermined position. Configured to hold.

Reference numeral 46 denotes a wedge as a slide wedge that moves up and down with respect to the wedge 33 in the vertical direction, and is provided on the first holding plate 35 so as to be swingable so as to cover both the opening windows 37 and 38. On the back side of the lower end portion of the wedge 46, an inclined surface 46a having a slope descending from the front (photographing lens side) to the rear (adapter side) is formed. Then, on the upper edge of the wedge 46,
The lower end of the first link 49 faces the link contacted portion 6
A notch 68 having the side surface of the notch 8a is formed. Further, the wedge 46 is provided with a pivot pin 46b facing the inside of the camera head housing 21.

Reference numeral 47 denotes a link mechanism for driving and fixing the wedge, which has a pivot pin 48 facing the through hole 44 and swings in both the opening windows 37 and 38, and the first link 49. A second link 51 which is connected to the link 49 via a pivot pin 50 and applies a forward / backward movement force to the wedge 46;
A third link which is swingably connected to the second link 51 and the first link 49 and transmits a moving force to the pivot pin 50.
The link 52 and the fourth link 53 swingably connected to the third link 52 and fixed to the pivot portion 36 are provided on the front surface side of the first holding plate 35. The link mechanism 47 is configured to fix the wedge 46 by restricting the swing of the first link 49 at the position where the wedges fit together.

Reference numeral 54 denotes an adapter casing having a socket 56 for attaching / detaching a signal input / output plug 55, which is detachably provided on the camera head casing 21 and has two front and lower front opening portions. Recesses 57 and 58 are provided.

Both concave portions 57 of the adapter casing 53,
In the recess 57 of the wedge 58, the wedge 59 having an inclined surface 59a capable of being fitted to the inclined surface 33a of the wedge 33 and a notch 59b opening downward at the back end of the lower end and the center of the lower end edge is fixed. Has been done. Also, this recess 5
A locking pin 60 that can be fitted into the positioning groove 34 is attached in the inside 7.

On the other hand, in the other concave portion 58, a wedge 61 having an inclined surface 61a capable of fitting with the inclined surface 46a of the wedge 46 on the back side of its upper end is fixed. In the recess 58, a connector 62 located below the wedge 61 and insertable into and removable from the recess 30 and on both sides of the connector 62 are located in the pin insertion hole 2
Positioning pins 63 that can be inserted into and removed from 9 are provided.

Reference numeral 64 denotes an operation lever for applying a driving force to the link mechanism 47, which is swingably provided on the rear side of the camera head housing 21 and fixed to the pivotal support portion 36a. A cam surface 64a for applying a pressing force to the stopper 32 is formed. The operation lever 64 is restricted from swinging in the direction in which the wedge fitting is released by the stopper 32 in the fitted state of the wedges 33 and 46 and the wedges 59 and 61.

Reference numeral 65 is a tension coil spring for returning,
It is provided in the camera head housing 21, and both ends thereof are locked to the first holding plate 35 and the third link 52.

Reference numeral 66 denotes a first plate having a notch 66a which a part of the holding block 41 faces, and the first plate 66
It is fixed to the holding plate 35 so as to cover the entire opening of the notch 39a.

Reference numeral 67 is a second plate having a notch 67a at its lower end facing the rearward projecting portion of the wedge 46. The second plate 67 is provided below the first plate 66 and is fixed to the first holding plate 35. ing.

The symbol M in the drawing indicates the wedge 33.4.
6, the link mechanism 47 and the wedges 59 and 61
Shows a lock mechanism consisting of.

A and B indicate the rotating direction of the operation lever 64, C and D indicate the rotating direction of the first link 49, and E and F indicate the moving direction of the wedge 46.

In the housing attaching / detaching device thus constructed, the camera head housing 21 and the adapter housing 54 are provided.
Each wedge 33, 46 and each wedge 5
This is done by fitting 9,61 together.

That is, as shown in FIG. 3, the locking pin 60 is exposed in the positioning groove 34, and then the positioning pin 63 is exposed in each pin insertion hole 29 as shown in FIG.
A turning force in the direction indicated by arrow A in FIG. 5 is applied to the operating lever 64 until the wedges 46 and 61 are fitted to each other. At this time, the operating lever 64 gets over the stopper 32 in the locking operation rotation direction and stops. Further, since the fourth link 53 rotates in the same direction as the rotation direction of the operation lever 64, the third link 5 follows the rotation operation of the fourth link 53.
2 swings, the first link 49 rotates in the direction (counterclockwise) shown by the arrow C in FIG. 5, and the second link 51 swings following this rotation operation. The wedge 46 descends in the direction indicated by the arrow E in the direction away from the wedge 33, and the inclined surface 46 a contacts the inclined surface 61 a of the wedge 61.

Here, the first link 49 and the second link 51
Is positioned on the vertical line, that is, the first link 49
And when the pivot pin 50 of the second link 51 is positioned at a so-called dead point, the movement stroke of the wedge 46 becomes maximum, but since the pivot pin 50 passes through the dead point and stops, the wedge 46 has the maximum movement stroke. From the position, the wedge 33 is slightly approached and stopped. Therefore, the reaction force from the wedge 61 is applied to the wedge 46, and the movement of the wedge 46 in the E direction is restricted. Further, the lower end portion of the first link 49 has a link cover of the cutout 68.
Since it abuts against the abutting portion 68a , the movement of the wedge 46 in the F direction shown in FIG. 6 is restricted.

Therefore, the movement of the wedge 46 in the E direction and the F direction is restricted, and the wedge 46 is fixed to the wedge 33.

On the other hand, in order to separate the camera head casing 21 and the adapter casing 54 from each other, the wedges 33 and 46 are to be removed.
And the wedges 59 and 61 are released from the fitted state.

That is, the stopper 32 is pressed to apply a turning force in the direction indicated by the arrow B in FIG. 6 to the operating lever 64 until the fitted state of the wedges 33 and 46 is released. After pulling out the positioning pin 63 from
The locking pin 60 is pulled out from the positioning groove 34. At this time, the operation lever 64 rides over the stopper 32 in the release operation rotation (swing) direction and stops. Further, since the fourth link 53 rotates in the same direction as the rotation direction of the operation lever 64, the third link 52 swings following the rotation operation of the fourth link 53, and the first link 49 moves. 6 rotates in the direction indicated by arrow D in FIG. 6 (clockwise), the second link 51 swings following this rotation, and the wedge 46 moves to the wedge 33 in the direction indicated by arrow F in FIG. The inclined surface 46 a rises in the approaching direction and the inclined surface 46 a is separated from the inclined surface 61 a of the wedge 61.

In this way, the camera head casing 21
The adapter housing 54 can be attached and detached.

Therefore, in the present embodiment, the wedges 46 and 61 corresponding to each other can be fitted by driving the link mechanism 47 by the locking operation of the operation lever 64, and the unlocking operation of the operation lever 64 can be performed. By driving the link mechanism 47, each wedge 46,
Since 61 can be separated from each other, a strong wedge fitting force can be obtained when the camera head housing 21 and the adapter housing 54 are mounted, and the camera head housing 21 and the camera head housing 21 are not in use during use as in the conventional case. Since the adapter housing 54 does not move relatively, it is possible to prevent the adapter housing 54 from being detached from the camera head housing 21.

Further, in the present embodiment, since it is not the lock structure by screw fastening, the tool conventionally required when attaching and detaching the camera head housing 21 and the adapter housing 54 becomes unnecessary.

Further, in the present embodiment, even if the wedge fitting force is lowered due to long-term use, the position of the pivot pin 48 can be changed by the adjusting screw 42, so that a strong wedge fitting force can be obtained. You can get it again.

Besides, in the present embodiment, the adjusting screw 42
The fact that the position of the pivot pin 48 can be changed by the method can widen the allowable range of the dimensional error, so that the assembly dimensional accuracy and the component dimensional accuracy can be relaxed.

In the present embodiment, an example in which the invention is applied to a video camera housing is shown, but the present invention is not limited to this, and is applied to other housings as in the embodiment. It is possible.

Further, in the present embodiment, the link mechanism 4
Although the case where the components such as 7 and the wedge 46 are provided in the camera head housing 21 as the connecting mechanism is shown, the present invention is not limited to this, and the one provided in the adapter housing 54 is also possible. The same effect as the embodiment is obtained. That is, in short, it may be provided between the camera head housing 21 and the adapter housing 54.

In addition, the present invention is not limited to the above-described embodiments, and various effective modifications and changes can be made based on the technical idea of the present invention.

[0053]

As described above, according to the present invention, there is provided a first casing having a first wedge and a second wedge, which are arranged in parallel with each other, and a first detachably mounted first casing.
A second housing having a third wedge and a fourth wedge that can be fitted into the wedge and the second wedge, respectively, is provided, and the fourth wedge of both wedges of the second housing is moved forward and backward with respect to the third wedge. constituted by the sliding wedge is provided with locking means for the sliding wedge each wedge between fixed at a position to be fitted between the two housings, the lock
Means for applying a forward / backward movement to the fourth wedge.
Since consisting click mechanism, fitted to the first wedge and the third wedge, after fitted into the second wedge by moving the fourth wedge, a fourth wedge to third wedge by a locking means comprising a link mechanism When fixed, the first housing and the second
The case is mounted.

Therefore, since a strong wedge fitting force can be obtained when the two housings are mounted, the first housing and the second housing do not move relative to each other during use, and the first housing and the second housing do not move. It is possible to prevent the detachment of the housing and improve the reliability of the attachment / detachment device.

If the lock structure is not based on screw fastening, the tools conventionally required for attaching and detaching the first casing and the second casing become unnecessary, so that the attaching and detaching work of both casings can be easily performed. .

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing a main part when a device for attaching and detaching a housing according to the present invention is applied to a video camera.

FIG. 2 is an exploded perspective view showing the whole of the case where the housing attaching / detaching device according to the present invention is applied to a video camera.

FIG. 3 is a partial cross-sectional view showing a state in which attachment / detachment is started by the attachment / detachment device of the housing according to the present invention.

FIG. 4 is a local cross-sectional view showing a state in which attachment / detachment is completed by the attachment / detachment device for a housing according to the present invention.

FIG. 5 is a local cross-sectional view shown for explaining a mounting state of the housing attaching / detaching device according to the present invention.

FIG. 6 is a local sectional view shown for explaining a detached state by the housing attaching / detaching device according to the present invention.

FIG. 7 is an exploded perspective view showing a mounting state of an operation lever of the housing attaching / detaching device according to the present invention.

FIG. 8 is an exploded perspective view showing a state where the wedge holding plate of the housing attaching / detaching device according to the present invention is viewed from the front side.

FIG. 9 is an exploded perspective view showing a state where the wedge holding plate of the housing attaching / detaching device according to the present invention is viewed from the back side.

FIG. 10 is an exploded perspective view showing a conventional housing attaching / detaching device.

FIG. 11 is a side view showing a case where a conventional apparatus for attaching and detaching a housing is applied to a video camera.

[Explanation of symbols]

21 ... Camera head housing 33, 46 ... Wedge 47 ... Link mechanism 49 ... 1st link 51 ... second link 54 ... Adapter housing 59, 61 ... Wedge 68a ... Link contact part 68 ... Notch M ... Lock mechanism.

Claims (19)

(57) [Claims] 1. A first wedge and a first wedge which are parallel to each other.
A first housing having two wedges, and a detachable device for the first housing.
The first wedge and the second wedge provided in
Has a third wedge and a fourth wedge that can each be fitted to
A second housing, and the first of both wedges of the second housing is provided.
Slide wedge that moves 4 wedges back and forth with respect to 3rd wedge
The slide wedge is made up of each of the above.
Locking hand that locks at the position where the wedges fit together
A housing attaching / detaching device , wherein a step is provided between the both housings, and the locking means comprises a link mechanism for imparting an advancing / retreating operation to the fourth wedge. 2. The link mechanism according to claim 1,
It has a first link swingably connected to the second housing and a second link swingably connected to the first link, of which the second wedge is swingable by the fourth wedge. The fourth wedge moves freely from the first position, which is closest to the third wedge, to the second position, which is the most distant from the third wedge, and is fitted to the second wedge. A housing comprising a wedge that is movable from a second position to a third position that is close to the third wedge within a range where it fits into the second wedge, and that can be fixed at the third position. Detachable device. 3. The second casing according to claim 2, wherein the second casing is in the fitted state of the fourth wedge with respect to the second wedge at the third position.
The link has an abutted portion with which the link comes into contact, and the fourth link in the direction approaching the third wedge from the third position when the first link or the second link abuts on the abutted portion. The movement of the wedge is restricted, and the third wedge is fitted to the second wedge so that the third wedge is fitted.
A housing attachment / detachment device, wherein movement from a position to the second position is restricted. 4. The attachment / detachment device for a housing according to claim 3, further comprising an operating lever for applying a driving force to the link mechanism. 5. The housing attachment / detachment device according to claim 4, further comprising a stopper for restricting movement of the operation lever. 6. The attachment / detachment device for a housing according to claim 3, wherein the first link or the second link is constantly urged in a direction in which the fourth wedge moves to the first position. . 7. A first wedge and a first wedge, each of which is in parallel with each other.
A first housing having two wedges, and a detachable device for the first housing.
The first wedge and the second wedge provided in
Has a third wedge and a fourth wedge that can each be fitted to
A second housing, and the first of both wedges of the second housing is provided.
Slide wedge that moves 4 wedges back and forth with respect to 3rd wedge
The slide wedge is made up of each of the above.
Locking hand that locks at the position where the wedges fit together
A step is provided between the two housings, and the first wedge and the second wedge are respectively upward.
And the wedges that are parallel to each other and extend horizontally.
Of these wedges, the upper edge of the second wedge and
And a taper is provided at the lower end of the first wedge.
While the third wedge and the fourth wedge are
Each of the webs is parallel to the upper and lower sides and extends horizontally.
The upper edge of the third wedge of these wedges
Section and the lower end of the fourth wedge respectively have the first wedge.
Of the second wedge and the taper of the second wedge.
A housing attachment / detachment device characterized in that a pad is provided , a notch is formed in the taper of the third wedge, and a pin engageable with the notch is provided on one end surface of the first housing. . 8. The first connector according to claim 7, wherein a first connector is provided on a lower portion of one end surface of the first housing, and a second connector electrically connectable to the first connector is provided on the second housing. A device for attaching and detaching a housing, which is characterized in that 9. A first wedge and a first wedge, each of which is in parallel with each other.
A first housing having two wedges, and a detachable device for the first housing.
The first wedge and the second wedge provided in
Has a third wedge and a fourth wedge that can each be fitted to
A second housing, and the first of both wedges of the second housing is provided.
Slide wedge that moves 4 wedges back and forth with respect to 3rd wedge
The slide wedge is made up of each of the above.
Locking hand that locks at the position where the wedges fit together
A step is provided between the two housings, the first housing is a camera adapter, and the second housing is
A housing attaching / detaching device, wherein the housing is a camera head. 10. A first wedge, each of which is in parallel with each other.
A first housing having a second wedge and attachment / detachment to / from the first housing
The first wedge and the second wedge are freely provided.
Has a third wedge and a fourth wedge that can be fitted to each
And a second housing, which is one of the wedges of the second housing.
Slide to move the 4th wedge back and forth with respect to the 3rd wedge
This slide wedge is composed of wedges.
Lock that locks at the position where the wedges fit together
An apparatus for attaching and detaching a case , wherein means is provided between the two cases, the first case is a video cassette recorder, and the second case is a camera head. 11. A first wedge and a first wedge, each parallel to each other.
A connecting mechanism that can be connected to a first housing having two wedges.
Therefore, this connecting mechanism is provided in the second housing and
Has third and fourth wedges that extend horizontally
Connection mechanism, and the third wedge and
And the fourth wedge by the fixed wedge and the movable wedge, respectively.
And both of these wedges are provided with the first wedge.
And the fourth wedge at a position where the second wedge is fitted.
A lock means for fixing the wedge is additionally provided, and the connecting mechanism has a first link swingably connected to the second housing and a link having a second link swingably connected to the first link. The second wedge of the links of the link mechanism is swingably provided with the fourth wedge, and the fourth wedge extends from the first position closest to the third wedge to the first wedge. It is possible to move to a second position that is the most distant from the third wedge and that fits into the second wedge, and to a third position that approaches the third wedge within a range that fits into the second wedge from this second position. And a device for attaching and detaching a housing, which comprises a wedge that can be fixed in the third position. 12. The cover according to claim 11, wherein the second housing is in contact with the first link or the second link when the fourth wedge is fitted to the second wedge at the third position. A contact portion is provided, and movement of the fourth wedge in a direction approaching the third wedge from the third position is restricted by contacting the contacted portion with the first link or the second link. And a movement of the fourth wedge from the third position to the second position is restricted by fitting the fourth wedge to the second wedge. 13. The attachment / detachment device for a housing according to claim 12, further comprising an operation lever for applying a driving force to the link mechanism. 14. A housing attaching / detaching device according to claim 13, further comprising a stopper for restricting movement of the operation lever. 15. The method according to claim 12, wherein the first link or the second link has the fourth wedge as the first link.
An apparatus for attaching and detaching a casing, which is constantly urged in a direction of moving to a position. 16. A first wedge and a first wedge, each parallel to each other.
A connecting mechanism that can be connected to a first housing having two wedges.
Therefore, this connecting mechanism is provided in the second housing and
Has third and fourth wedges that extend horizontally
Connection mechanism, and the third wedge and
And the fourth wedge by the fixed wedge and the movable wedge, respectively.
And both of these wedges are provided with the first wedge.
And the fourth wedge at a position where the second wedge is fitted.
Locking means for fixing the wedge is attached, and the first wedge and the second wedge are respectively upward.
And the wedges that are parallel to each other and extend horizontally.
Of these wedges, the upper edge of the second wedge and
And a taper is provided at the lower end of the first wedge.
While the third wedge and the fourth wedge are
Each of the webs is parallel to the upper and lower sides and extends horizontally.
The upper edge of the third wedge of these wedges
Section and the lower end of the fourth wedge respectively have the first wedge.
Of the second wedge and the taper of the second wedge.
A housing attachment / detachment device characterized in that a pad is provided , a notch is formed in the taper of the third wedge, and a pin engageable with the notch is provided on one end surface of the first housing. . 17. The first connector according to claim 16, wherein a first connector is provided on a lower portion of one end surface of the first housing, and a second connector electrically connectable to the first connector is provided on the second housing. A device for attaching and detaching a housing, which is characterized in that 18. A first wedge and a first wedge, each parallel to each other.
A connecting mechanism that can be connected to a first housing having two wedges.
Therefore, this connecting mechanism is provided in the second housing and
Has third and fourth wedges that extend horizontally
Consists that the coupling mechanism, Oyo third wedge of the coupling mechanism
And the fourth wedge by the fixed wedge and the movable wedge, respectively.
And both of these wedges are provided with the first wedge.
And the fourth wedge at a position where the second wedge is fitted.
Lock means for fixing the wedge is attached, the first housing is a camera adapter, and the second housing is
A housing attaching / detaching device, wherein the housing is a camera head. 19. A first wedge and a first wedge, each parallel to each other.
A connecting mechanism that can be connected to a first housing having two wedges.
Therefore, this connecting mechanism is provided in the second housing and
Has third and fourth wedges that extend horizontally
Connection mechanism, and the third wedge and
And the fourth wedge by the fixed wedge and the movable wedge, respectively.
And both of these wedges are provided with the first wedge.
And the fourth wedge at a position where the second wedge is fitted.
A housing attaching / detaching device , further comprising lock means for fixing a wedge, wherein the first housing is a video cassette recorder and the second housing is a camera head.