JPH089206A - Monitor video camera - Google Patents

Abstract

PURPOSE:To only detach a side cover so as to switch an internal switch. CONSTITUTION:An upper cover 6, a lower cover 6a, and side covers 7 and 7 are set to the upper part, the lower part, and left and right faces of a frame 1 which has upper and lower faces and right and left faces opened and to which a circuit board 8 and an image pickup element are attached, and a lens unit projects to the front end through a lens mount. In this monitor video camera, the upper cover 6 and the lower cover 6a are slided to the frame 1 along the optical axis of the lens unit and are detachably set, and each side cover 7 has one end openably/closably engaged with the reception part of the frame 1 and has the other end fixed to the frame 1 by a screw 75, and side covers 7 and upper and lower covers 6 and 6a are provided with projecting parts 73 and recessed parts 62 which detachably engaged with each other to stop sliding of upper and lower covers 6 and 6a, and switches like auto iris driving switching switches or the like are arranged in the open positions of side covers 7.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a surveillance video camera in which a plurality of covers mounted on a frame can be attached with a minimum number of screws, and an internal switch for an internal switch can be mounted by removing a minimum of covers. The present invention relates to an operable surveillance video camera.

[0002]

2. Description of the Related Art FIG. 8 is an exploded view of a case for housing a circuit board (101) and an image pickup device (not shown) of a conventional surveillance video camera. Fix the circuit board (101) on the chassis (100) with screws, and from the top of the circuit board (101) to the upper cover (102).
Then, the lower cover (103) is covered on the lower surface of the chassis (100) and fixed with screws (111) and (111). The front panel (104) is fitted into the front opening between the upper cover (102) and the lower cover (103), and fixed to both covers (102) (103) with screws (112) (113) (113). A back panel (105) is fitted in the rear opening between the covers (103) and (102), and both covers (1) are fitted with screws (114) (115) (115).
02) Fix to (103).

A lens unit (not shown) is attached to the front panel (104), and an image pickup device (not shown) is arranged between the circuit board (101) and the upper cover (102). Back panel (1
The display board (106) is fixed to the outer surface of 05) with screws (116) and (116). On the inner surface of the upper cover (102), a reinforcing plate (107) having screw holes (108) is fixed with screws (117) (117), and an arm (200) for suspending the surveillance video camera from the ceiling is installed. ) Is screwed into the screw hole (108) of the reinforcing plate (107) with a screw (201).

[0004]

On the circuit board (101), there are provided switches (87) (87a) such as a drive changeover switch of an auto iris drive mechanism built in the lens unit. When the need arises, the video camera must be removed from the suspension arm (200) and the top cover (102) must be removed to switch the switch.
After switching the switches, the upper cover (102) must be attached and fixed to the arm (200) again, which is troublesome.

When the upper cover (102) is removed, the chassis
Since most of the circuit board (101) and the image pickup device holding device (not shown) on the (100) are exposed, when switching the switches or when attaching or detaching the upper cover (102), fingers or the upper cover.
The (102) might hit the electronic component and damage it. Furthermore, the screws (112) exposed to the outside when the case is assembled
The number of (113), (113), (114), (115), (115), (116), and (116) was large, and it was not possible to make it aesthetically clear. The present invention
The switch can be operated by simply opening the side cover provided between the upper cover and the lower cover. Also, by locking the upper cover and the lower cover with the side cover,
Reduce the number of screws exposed to the outside when assembling the case,
It reveals a surveillance video camera that can be refreshed in appearance.

[0006]

The surveillance video camera of the present invention has an upper and lower surface and an opening on the left and right surfaces, an upper portion of a frame (1) having an image pickup element (93) and a circuit board (8) (81) attached thereto. The upper cover (6), the lower cover (6a) on the lower side, and the side covers (7) and (7) on both left and right sides, and the lens unit (5) is provided on the front end via the lens mount (3). In a surveillance video camera, an upper cover (6) and a lower cover (6a) are detachably attached to a frame (1) by sliding along an optical axis of a lens unit (5). (7) is provided so that one end engages with the receiving part (17) of the frame (1) and can be opened and closed, and the other end is fixed to the frame (1) with a screw (75), The upper and lower covers (6) and (6a) are provided with a convex portion (73) and a concave portion (62) which are detachably engaged with each other and prevent the upper and lower covers (6) and (6a) from sliding. Compartment cover (7) switch such as the switch for auto-iris drive switched to an open position (87) is deployed.

[0007]

[Operation and effect] If the screw (75) fixing the free end of the side cover (7) is removed, the switch (84) is exposed, and the switch is removed without removing the upper cover (6) or the lower cover (6a). Can be operated. As mentioned above, even if it is necessary to change the switch, it is enough to remove the side cover (7).
(8) It is possible to prevent the above electronic parts from being inadvertently touched and damaged. Fixing screw (75) for side cover (7)
Can be loosened or tightened with the video camera attached to the ceiling or the wall surface, and it is possible to save the trouble of detaching the video camera from the ceiling attaching portion and reattaching it as in the conventional case.

The upper cover (6) and the lower cover (6a) are held on the frame (1) by the engagement of the convex portions (73) and the concave portions (62) with the side covers (7) and (7). By omitting the screws for fixing the upper cover (6) and the lower cover (6a) to the frame (1), the number of screws exposed to the outside can be suppressed to the minimum and the appearance can be refreshed.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is an exploded perspective view of a case, and FIG. 2 omits electronic parts on a frame (1) and a front panel (2).
FIG. 6 is an exploded perspective view of the lens mount (3). The frame (1) has two horizontal crosspieces (12), (12), (12), (12) projecting from the left and right sides of the rear plate (11) at right angles to the rear plate (11), respectively. The front portion between the horizontal crosspieces (12) (12), (12) (12) is integrally connected by the connecting plates (10) (13), and is formed on the upper surface, the lower surface, the front surface and the upper and lower horizontal crosspieces.
There is an opening between (12) (12) and (12) (12).

The rear plate (11) is provided with a hole (11a) and a notch (11b) for exposing the connection terminal (86) and the like to the outside. At the center of the left and right ends of the rear plate (11), the mounting pieces (1
8) is bent forward, and the space between the base end of the mounting piece (18) and the upper and lower horizontal rails (12) (12) is the upper cover described later.
Guide notches (11c) (11c) into which (6) and the hooking piece (61) of the lower cover (6a) are fitted are provided. Mounting pieces with screw holes for fixing the circuit board (8) near each end on each horizontal rail (12)
(12a) is projected inward. Furthermore, a front panel mounting piece (12b) is provided at the front end of each horizontal rail (12) so as to be orthogonal to the horizontal rail.

The upper and lower portions of the rear end edges of the connecting plates (10) and (13) are receiving portions (17), (17) and (17) with which the projecting pieces (72) of the side cover (7) described later engage. (17). Right tether (10)
A rectangular notched window portion (10a) is opened between the receiving portions (17) and (17), and the window portion (10a) is for exposing a socket (85) described later. The receiving part (17) of the left connecting plate (13)
A stopper (19) is shortly projected rearward between the (17), and the stopper (19) has a side cover (7) described later as a frame.
(1) It is intended to prevent it from falling inside.

A U-shaped groove hole (14) is formed in the connecting plate (13) so that both ends of the U-shaped groove hole (14) face forward and the bent portions face rearward. The portion surrounded by the hole (14) is the bending piece (15). Further, a notch (16) is formed in the front part of the connecting plate (13) so as to bite into the bending piece (15). The bending piece (1
The notch (16) and the notch (16) are for positioning the image pickup element (93) described later.

A display plate (26) is provided on the rear plate (11) of the frame (1).
And a front panel (2) is attached to the front opening. The indicator plate (26) has holes (11a) and notches (11a) in the rear plate (11).
A window hole through which the terminal (86) protruding from b) and the switch are exposed
(28) (28) is opened, and fixing pieces (27) with screw holes are bent and formed at both ends at right angles to the plate surface. In the vicinity of the window hole (28), the function of the member protruding from the window hole is displayed in characters or figures. The hole (11a) and the notch (11b) in the rear plate (11) of the frame (1) are provided so as to be compatible with a plurality of types of video cameras, but the window hole (28) of the display plate (26). Has been opened to support specific models, and the display board (26)
It also serves to hide unnecessary holes (11d) in the rear plate (11).

The front panel (2) has a round hole (21) formed in the center, and upper and lower edges are bent backward to form support pieces (22) and (22), which are fitted to both ends of the support piece (22). The balls (23) and (23) are bent and formed. Both sides of the support pieces (22) (22) and the fitting pieces (23) (2
Screw holes (20) (20a) are opened in 3). Also, round holes (2
Screw through holes (20b) are opened at a plurality of locations near the hole edge of 1).

The front panel (2) is fixed with screws by fitting each fitting piece (23) to the front panel mounting piece (12b) of the frame (1). On the side edge of the front panel (2) on the side of the bending piece (15) of the frame (1), screw holes (2
4a) The ear piece (24) with a bend is formed and penetrates into the inner side of the bending piece (15). At the proximal end of the ear piece (24),
A through hole (24b) through which 8) appears is opened. The lens mount (3) is fitted into the round hole (21) of the front panel (2), and the front cover (4) is attached from the outside of the lens mount (3).
Is covered.

The lens mount (3) has a ring portion (31) which comes into contact with the surface of the front panel (2) coaxially with the round hole (21).
A circular guide portion (10) having a threaded surface (33) for mounting the lens unit (5) and a ring member (90) of an image pickup device holding device (9) described later rotatably fitted in the ring portion (31). 34). The front cover (4) has a peripheral wall (42) directed rearward over the entire circumference of a substantially rectangular plate (40) having a round hole (41) in the center.
And a cover piece (43) (43a) covering the connecting plates (10) (13) of the frame (1) by extending the central portions of the peripheral walls on both sides.
Is formed.

Of both cover pieces (43) (43a), the frame (1)
In the cover piece (43a) on the side of the connecting plate (13) having the flexible piece (15), a through hole (44) for exposing the outer end of the drive shaft (48) and the head of the clamp screw (47) described later is formed. ) (44) has been established. The other cover piece (43) has a window portion of the frame (1).
A window hole (45) that overlaps with (10a) and exposes a socket (85) to be described later is opened, and a stopper (for preventing the side cover (7) from falling into the frame (1) at the rear end ( 46) is shortly projected.

As shown in FIG. 7, an image pickup device holding device (9) is provided in the frame (1), and the image pickup device holding device (9) of the embodiment was previously filed by the applicant in Japanese Patent Application No. 5-64163. The lens mount (3) and the image sensor (93)
The flange back and the focus are adjusted by changing the distance between and. The image pickup device holding device (9)
Is a ring member (90) rotatably fitted in the guide portion (34) of the lens mount (3), and an annular holding member (91) for holding the image pickup element (93) has a thickness of 1 Approximately 1/2 is rotatably fitted.

A plurality of protrusions (9b) are provided on the rear end surface of the ring member (90), and a first inclined surface (9c) inclined in the circumferential direction is formed on each protrusion. The holding member (91) is the above-mentioned projection of the protruding portion from the ring member (90).
The protrusion (91b) is projected outward at the position corresponding to (9b), and the first
The second slope that is in sliding contact with the first slope (9c) on the surface facing the slope (9c)
(91c) is formed. The holding member (91) is provided with two fixing pieces (98) protruding outward so as to stop the rotation of the holding member.

Image pickup device (93) through a rectangular spacer (92)
Is fixed to the holding member (91) by the image sensor mounter (94) and the screw (95). An annular leaf spring (96)
Front panel (2) so that you can press the fixing pieces (98) (98) of 1)
The fixing piece (98) of the holding member (91) is fitted into the concave portion (96b) formed by bending the leaf spring (96), which is fixed with a screw (97) to
The holding member (91) is prevented from rotating and the holding member (91) is urged toward the ring member (90). Screws (9
7) is screwed into the ring portion (31) of the lens mount (3) through the screw insertion hole (20b) of the front panel (2), and the lens mount (3) is attached to the front panel (2). Also serves as a fixing screw.

A lens unit (5) is attached to the ring member (90).
A groove (9a) is opened along the optical axis of the drive shaft (48) to engage with the groove. The drive shaft (48) has a flange (48a) and an eccentric shaft (48b) protruding from the tip at an eccentric position. The drive shaft (48) is provided in a through hole (24b) formed in the ear piece (24) of the front panel (2). (48a) is rotatably fitted, and the eccentric shaft (48b) is slidably fitted in the groove (9a) of the ring member (90). The brim (48a) of the drive shaft (48) is formed to be slightly thicker than the thickness of the ear piece (24) of the front panel (2), and the notch (16) in the bending piece (15) of the frame (1). ) Is pressed against the edge of the stopper to prevent it from coming off. The ear piece (24) penetrates through the hole (15a) opened in the bending piece (15) from the outside of the bending piece (15).
The clamp screw (47) is screwed into the screw hole (24a) of the. Loosen the clamp screw (47) slightly to open the clamp for the drive shaft (48), and engage the drive shaft (48) at its outer end with an engagement groove.
When a driver is engaged with (not shown) to rotate, the eccentric shaft (48b) rotates, so that the ring member (90) rotates by a certain angle corresponding to the amount of eccentricity of the eccentric shaft (48b).

The ring member (90) and the image pickup device holding member (91) are opposed to each other by slidingly contacting the first slope (9c) and the second slope (91c), and the image pickup device holding member (91) is Annular leaf spring (9
By 6), it is urged toward the ring member (90) and rotation is prevented. Therefore, when the drive shaft (48) is rotated, the holding member
(91) slides on the first slope (9c) of the ring member (90) and moves in the optical axis direction, and the distance between the image pickup element (93) and the lens mount (3) can be adjusted. After adjusting the position of the image sensor (93) to the optimum position,
When you tighten the clamp screw (47), the bending piece (15) will
The flange (48a) of (48) is pressed to clamp the drive shaft (48) and prevent rotation of the drive shaft (48).

As shown in FIGS. 1 and 4, the circuit boards (8) and (8) are arranged so as to sandwich the image pickup device holding device (9) from above and below, and the horizontal bars (12) and (12) of the frame (1) are arranged. ) Is fixed with screws. A switch circuit board (80) is provided on one side of the image sensor holding device (9), and a connector is provided on the lower circuit board (8).
It is connected by (not shown). Among the screws that fix the upper and lower circuit boards (8), the screw (82) on the rear plate (11) side is the head (83)
Has a shaft part (84) having a diameter larger than that of the screw part between the screw part and the screw part, and the head part (8
3) is aligned with the height of the upper or lower end of the rear plate (11) of the frame (1).

The switch board (80) includes a lens unit.
A socket (85) for connecting a connection cord (not shown) for electrically connecting the auto iris mechanism (not shown) built in (5) and the switch board (80), a drive changeover switch of the auto iris mechanism, etc. Switches (87) (87a) (87b) are provided, and the socket (85) projects a little outward from the window (10a) of the connecting plate (10) of the frame (1) to switch (87) (87a) ( 87
b) is in a position visible between the upper and lower horizontal rails (12) (12). The front cover (4) is fitted such that the cover pieces (43) (43a) cover the connecting plates (10) (13) of the frame (1).

Since a part of the socket (5) and the head of the screw (47) are projected on the connecting plates (10) and (13), the cover piece (43) is
When the front cover (4) is fitted to the lens mount (3) until the socket (85) is bent to the outside, the socket (85) at the position of the window hole (45) of the cover piece (43), Screw (47) and drive shaft (4) into the through holes (44) (44) of the cover piece (43a) of
8) corresponds, the cover pieces (43) (43a) elastically return,
The socket (85) fits into (45), and the head of the screw (47) fits into the through hole (44). Once the front cover (4) is attached, the head of the screw (47) and the socket (85) are caught and cannot be removed. Cover piece (4
3) Pulling the front cover (4) while opening (43a), it can be removed from the frame (1).

The frame (1) is covered with upper and lower covers (6) and (6a) and side covers (7) and (7). The upper cover (6) and the lower cover (6a) are formed in the same shape, and both side edges in the longitudinal direction of the rectangular plate are rounded and curved in a direction orthogonal to the plate. The length between the inner surfaces of the curved portions (60) (60) is slightly larger than the horizontal length of the rear plate (11) of the frame (1) and the length between the left and right horizontal rails (12) (12).

The frame (1) is attached to the leading edges of the curved portions (60) (60).
The hooking pieces (61) (61) hooked on the horizontal crosspiece (12) are formed to face each other and bend inward. The hanging piece (61) is a top and bottom cover.
(6) Extends forward from the vicinity of the rear end of (6a), and its total length L
₁ is substantially the same as the distance L ₂ from the rear plate (11) of the frame (1) to the receiving portions (17) and (17) of the connecting plates (10) and (13).

Recesses (62) are formed on each hanging piece (61) at two locations near both ends. The recessed part (62) is the hanging piece (61).
A cut is made along the longitudinal direction of the hanging piece, and it is formed by lifting between the cut and the edge of the hanging piece (61), and penetrates in the direction orthogonal to the longitudinal direction of the hanging piece (61). . The rear edges of the upper and lower covers (6) and (6a) are bent inward to enhance the appearance.

At the front ends of the upper and lower covers (6) and (6a), screw holes (63) (at the positions corresponding to the screw holes (20) and (20) on the support piece (22) of the front panel (2). 63) has been opened. The upper and lower covers (6) and (6a) are arranged so that the hanging piece (61) fits into the guide notches (11c) and (11c) of the rear plate (11) from the rear plate (11) side of the frame (1). Slide it forward. At this time, the head (83) of the screw (82) on the side of the rear plate (11) for fixing the circuit board (8) is aligned with the upper and lower ends of the rear plate (11), so that the upper and lower covers (6) ( 6a) is the rear plate (11)
It is placed on the head (83) of the screw (82) and guided straight along the cross rail (12), so that the electronic component (87) on the circuit board (8) is not damaged by the cover hitting.

The side cover (7) is a rear plate of the frame (1).
Corresponding to the opening formed between (11) and the connecting plates (10) (13) and the upper and lower covers (6) (6a), it is formed into a horizontally long substantially rectangular shape, and the upper edge and the lower edge are inward at right angles. It bends to form a bent piece (71). The front end of the bent piece (71) extends forward inward to form a protruding piece (72) serving as a rotation axis of the side cover (7). Further, the upper and lower covers (6) (6
A convex portion (73) that fits into the concave portion (62) of a) is formed. A screw sink hole (74) is formed on the rear side of the side cover (7).

As shown in FIG. 6, the side cover (7) is fitted with a projecting piece (72) obliquely into the receiving portion (17) of the connecting plates (10) and (13) of the frame (1), and screws are attached. Screw (7) into the hole (74)
Insert 5) and screw it into the mounting piece (18) of the frame (1).
At this time, the side cover (7) is put on the fixing piece (27) of the display plate (26) to fix the display plate (26) together.

The front end of one side cover (7) is covered with a stopper (19) projecting from the connecting plate (13) of the frame (1) to prevent the side cover (7) from falling into the frame (1). The side cover (7) is covered with a stopper (46) projecting from the cover piece (43) of the front cover (4) to prevent the side cover (7) from falling into the frame (1). In the state where the side cover (7) is screwed, the convex portion (73) of the side cover (7) has the upper and lower covers (6).
Since it is fitted in the recess (62) of (6a), the upper and lower covers (6) (6
a) never comes out.

Various means can be adopted for suspending the surveillance video camera on the ceiling, and an example thereof is shown in FIG. Fix the receiving seat (300) to the upper cover (6) with the screw (301). The screw (301) penetrates the screw hole (63) of the cover (6) (6a) and is screwed into the screw hole (20) of the front panel (2). The receiving seat (300) has a screw hole (302), and the bolt (20) inserted through the tip of the mounting arm (200) fixed to the ceiling.
1) is screwed into the screw hole (302) and the surveillance video camera is hung on the ceiling.

A screw is inserted into the screw hole (63) of the lower cover (6a) and screwed into the screw hole (20) of the front panel (2).
The screws cover the screw holes (63) and fix the lower cover (6a), but as described above, the lower cover is fixed at a fixed position on the frame (1) by the side cover (7). It is not necessary to fix with screws.

In the embodiment, the upper cover (6) and the lower cover (6a)
Have the same shape, and because the pedestal (300) is attached to the upper cover (6), the screw holes (63) are only opened in the upper and lower covers (6) and (6a). For example, omitting the pedestal (300), top cover
Attach the lower surface of the tip of the mounting arm (200) to the upper surface of the front part of (6), and hang the camera from the ceiling by fastening the camera and arm with a metal band (not shown) so as not to hang on the side cover (7). Therefore, it is not necessary to open the screw holes (63) in the upper and lower covers (6) (6a).

However, if the screw (75) fixing the free end of the side cover (7) is removed, the switch (84) is exposed, and the switch can be opened without removing the upper cover (6) or the lower cover (6a). Can be operated. As described above, even if it is necessary to change the switch, it is only necessary to remove the side cover (7), so that it is possible to prevent the electronic component (81) on the circuit board (8) from being inadvertently touched and damaged. You can The fixing screw (75) of the side cover (7) can be loosened or tightened in a state where the video camera is hung on the ceiling, and it is possible to save the trouble of detaching the video camera from the ceiling mounting portion and reattaching it as in the conventional case.

The upper cover (6) and the lower cover (6a) are held on the frame (1) by the engagement of the convex portions (73) and the concave portions (62) with the side covers (7) and (7). By omitting the screws for fixing the upper cover (6) and the lower cover (6a) to the frame (1), the number of screws exposed to the outside can be suppressed to the minimum and the appearance can be refreshed. In the embodiment, the upper and lower covers (6) and (6a) have concave portions (62) and the side covers (7) have convex portions (73).
However, the upper and lower covers (6) are not limited to this.
Even if a convex portion is formed in (6a) and a concave portion into which the convex portion is fitted is formed in the side cover (7), the same effect as above can be obtained.

When the upper and lower covers (6) (6a) are attached to the frame (1), the head (83) of the screw (82) protruding from the rear plate (11) and the circuit board (8) of the frame (1). Put the covers (6) and (6a) on the
It can be slid and fitted straight along the cross rail (12), and the electronic component (87) on the circuit board (8) is not damaged by the cover hitting. In the embodiment, the head (83) of the screw (82) on the rear plate (11) side of the frame (1) is aligned with the height of the upper and lower ends of the rear plate (11), but the circuit board (8) is fixed. Of course, the heights of the heads of all the screws (83) (83a) to be used may be aligned with the upper and lower ends of the rear plate (11).

The display plate (26) can be fixed together with the side cover (7) with screws (75) for fixing the side cover (7), and a dedicated screw for fixing the display plate (26) can be omitted.

The image pickup device holding device (9) incorporated in the frame (1) is inserted into the through hole (44) of the front cover (4) with a driver to rotate the drive shaft (48), thereby holding the holding member ( 91) can be slid on the first slope (9c) of the ring member (90) to adjust the distance between the image sensor (93) and the lens mount (3),
This work can be done conveniently without removing the cover. Image sensor
After adjusting the position of (93) to the optimum position and tightening the clamp screw (47), the bending piece (15) presses the brim (48a) of the drive shaft (48) to fix the drive shaft (48). It is possible to prevent the drive shaft (48) from rotating by itself. The above operation is also convenient because it can be performed from the outside without removing the cover.

The present invention is not limited to the configuration of the above embodiment, and various modifications can be made within the scope of the claims.

[Brief description of drawings]

FIG. 1 is a perspective view with a cover removed.

FIG. 2 is a perspective view of a frame, a side cover, a front panel, a lens mount and a front cover.

FIG. 3 is a perspective view of a frame, upper and lower covers, and a display plate.

FIG. 4 is an explanatory diagram of a procedure for mounting the upper and lower covers.

FIG. 5 is a perspective view in which a part of the surveillance camera is cut away.

FIG. 6 is a plan view in which a part of the surveillance camera is cut away.

FIG. 7 is a perspective view of the image sensor holding device.

FIG. 8 is an exploded perspective view of a conventional example.

[Explanation of symbols]

 (1) Frame (11) Rear plate (12) Cross rail (17) Receiving part (2) Front panel (6) Upper cover (6a) Lower cover (7) Side cover (72) Projection piece

Claims (5)

[Claims] 1. An image sensor (9
Frame (1) with built-in 3) and circuit board (8) (81) attached
Install the upper cover (6) on the upper part, the lower cover (6a) on the lower part, and the side covers (7), (7) on both left and right sides, and project the lens unit (5) at the front end through the lens mount (3). An installed surveillance video camera, comprising an upper cover (6) and a lower cover (6a).
Is attached detachably by sliding along the optical axis of the lens unit (5) with respect to the frame (1).
(7) has one end engaged with the receiving portion (17) of the frame (1) so as to be opened and closed, and the other end fixed to the frame (1) with a screw (75), and the side cover (7) The upper and lower covers (6) and (6a) are provided with a convex portion (73) and a concave portion (62) that are detachably engaged with each other to prevent the upper and lower covers (6) and (6a) from sliding. A surveillance video camera in which a switch (87) such as an auto iris drive switching switch is provided in a position where the side cover (7) is opened. 2. A projecting piece (72) hooked on the inner edge of the frame (1) is provided at an end of the side cover (7) on the rotation center side,
A stopper (19) (46) that prevents the side cover (7) from falling into the frame (1) at the side of the rotation center of the side cover (7) of the frame (1) or a component attached to the frame (1). )
The video camera for surveillance according to claim 1, wherein the side cover (7) is detachably attached to the frame (1) by providing. 3. The frame (1) has a plurality of screws, each of which has a circuit board (8) (8) facing the upper cover (6) and the lower cover (6a).
(82) (82a) is fixed, and the heads (83) of some or all of the screws face the slide transition paths of the upper and lower covers (6) and (6a) facing each other, and 8) The electronic component (81) above is
The screw (82) is located inside the head (83) of the screw (82).
Alternatively, the surveillance video camera according to claim 2. 4. A display plate (26) on the rear plate (11) of the frame (1).
Fixing pieces (27) that cover the display and project from the left and right ends of the display plate (26).
The side cover with screws (75) for fixing the side cover.
Fixed to a frame (1) together with (7).
The video camera for surveillance according to any one of 1. 5. The image pickup device (93) is a lens unit on the optical axis.
It is held by a holding member (91) that can be moved toward and away from the lens (5) and is urged toward the lens unit (5) by a spring (96), and between the holding member (91) and the lens mount (3). A ring member (9) is rotatably provided on the ring member (90) and a holding member (9).
The first slanted surface (9c) and the second slanted surface (91c) that are in sliding contact with each other are formed on the surface facing the (1), and the lens unit of the frame (1)
On the (5) side, the drive shaft that is orthogonal to the optical axis and has its tip exposed to the outside
(48) is rotatably arranged, and the eccentric shaft (48b) projecting at the eccentric position of the base end of the drive shaft (48) has a receiving groove on the outer periphery of the ring member (9).
The first slanted surface (9c) and the second slanted surface are fitted to the (9a) and the ring member (9) is rotated by externally rotating the drive shaft (48).
5. The video camera for surveillance according to claim 1, wherein the holding member (91) and the image pickup device (93) on the holding member can be moved toward and away from the lens unit (5) by sliding with the (91c).