JP3338786B2 - Wall mounting structure of equipment housing - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

TECHNICAL FIELD The present invention relates to a wall-mounted television,
The present invention relates to a wall-mounted structure of an equipment housing for mounting an equipment housing such as an air conditioner on a wall surface.

[0002]

2. Description of the Related Art When mounting a device housing on a wall surface, a configuration is known in which a wall hanging device is temporarily fixed to a wall, and an engaging portion of the device housing is engaged with a hook portion of the wall hanging device (see FIG. 1). For example, see JP-A-10-215076. This is, as shown in FIG. 7, a plate-shaped wall hanging device (metal fitting) 7.
2 and a wall-mounted device 72 connected via a hinge 73c.
And a locking means 73, which is a separate component from the first embodiment, inserts the upward hook portion 72a of the wall hanging tool 72 into the engaging hole 71a of the device housing 71, and engages with the upper edge of the engaging hole 71a. ,
It is a structure for fixing the device housing 71 to the wall surface, and the locking means 73 elastically engages a projection 73a formed on the front surface thereof with a concave portion 71b formed on the back surface of the device housing 71,
The device housing is prevented from floating with respect to the wall hanging device 72.

In order to remove the device main body from such a wall-hanging state, for example, a screwdriver or the like is provided in the space between the concave step portion 73d formed at the lower end of the locking means 73 and the back surface of the device housing 71. Insert the tool tip and insert the projection 73a
Is released, the device housing 71 is lifted up, and the engagement of the hook portion 72a is released.

[0004]

However, such a conventional wall-mounted structure has the following problems. That is,
The first problem here is that the structure of the wall hanging device 72 is complicated due to the combination with the locking means 73 by the hinge, and the number of parts is large and the cost is high.

The second problem is that the projection 73a is located on the back side of the equipment housing 71 and cannot be seen and is elastically engaged. Therefore, it is confirmed whether the projection 73a is locked or unlocked (recessed portion). Since it is not possible to confirm whether the projection 73a is securely fitted to the projection 71b), anxiety remains in the mounting operation.

Further, a third problem is that the locking means 73 is not reliable. The reason is that the setting and release of the lock are outside the device housing 71, so that the lock can be easily released by a third party, and the hinged lock piece is elastically moved and fixed. This is because there is a high possibility that the function will be lost.

[0007] The present invention has been made based on the above circumstances, and has as its object the purpose of mounting a device housing on a wall from the front of the device housing while hanging the device housing with a simple configuration.
Lock and unlock while watching the lock state
To improve lock reliability and reliability, and
When the device is in use, lock the lock inside
An object of the present invention is to provide a wall-mounted structure of a device housing that cannot be operated randomly .

[0008]

Therefore, in the present invention,
An upwardly directed hook portion provided on the wall hanging device is engaged with an engaging portion provided on the device housing, and a device housing provided with a lock portion for locking the device housing with respect to the wall hanging device. The wall-mounted structure is characterized in that the lock portion is configured to be locked inside a device housing.

In this case, as an embodiment of the present invention, the lock portion is a lock pin inserted from the front into an engagement groove provided in a hook portion of the wall hanging device, and is supported by the device housing. That the lock pin is movable in the left-right direction within the engagement groove, so that the lock pin can be locked and unlocked in that direction. It is preferable that the operation is performed and the operation unit is covered with an upper cover or an upper case of the device housing.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS (First Embodiment) Hereinafter, an embodiment of the present invention will be specifically described with reference to FIGS. Here, the hook portion 2 facing upward is attached to the wall hanging device 2.
a is provided in plurality, and at least one of the
As shown in FIG. 2, a notch 2b is provided. On the other hand, the device housing 1 is composed of an upper case 1b, an upper cover 1c, and a lower cover 1a, and the lower cover 1a of the device housing 1 is engaged with the hook 2a of the wall hanging device 2. A plurality of holes (engaging portions) 1d are provided, and the upper case 1b has at least one notch (in this embodiment, a notch (engaging groove) of a hook portion 2a located behind the upper case 1b. 2b has a lock portion 3 inserted from the front.

When the device housing 1 is fixed to the wall hanging device 2, as shown in FIG. 3, when the lock 3 is moved to an effective state (ON), that is, when the lock 3 is moved to the left, it is shown in FIG. As described above, the projection 3a enters the notch 2b of the hook 2a, and the vertical movement of the device housing 1 can be suppressed. To release the lock, see FIG.
When the lock knob 3b is moved to the release state (OFF), that is, rightward, the projection 3a in FIG. 4 is disengaged from the notch 2b of the hook 2a, and the device housing 1 can be moved in the vertical direction. Thereby, the device housing 1 can be lifted up with respect to the wall hanging device 2 and the engagement of the hook 2a can be released.

In this case, when the device housing 1 is fixed to the wall hanging device 2, if the upper cover 1c is removed, the lock portion 3 can be seen from the front, the locked state of the lock portion 3 can be confirmed, and By attaching the cover 1c, the lock knob 3b cannot be inadvertently touched from the outside, so that the lock portion 3 is not easily moved, thereby improving the reliability of the lock.

In this embodiment, the lock 3
Has a shape of a pin having a lock knob 3b on the head, and the head of the lock portion 3 is supported by a slide guide opened in the upper case 1b so as to be slidable in the left-right direction. ing. That is, FIG. 4 shows a cross section taken along line AA of FIG.
By moving b to the left and right, the projection (lock pin) 3a of the lock portion 3 is linked. FIG. 4 shows a state in which the lock is functioning, in which the projection 3a enters the notch 2b of the hook 2a of the wall hanging device 2 and is engaged in the vertical direction. FIG. 5 shows B in FIG.
3B shows a cross section, and the lock portion 3 is locked to the upper case 1b by the convex portion 3c.

(Second Embodiment) FIG. 6 shows a structure without an upper cover according to another embodiment of the present invention. Here, an upper case 61b and a lower cover 61 are shown.
The engagement of a is performed by stopping the upper case 61b from the upper case 61b with a screw 64. When the upper case 61b is removed,
The lock portion 63 appears on the front of the device housing 61.

Here, similarly to the above-described first embodiment, a plurality of upward hook portions 62a are provided on the wall hanging device 62, and at least one of the hook portions 62a has a notch (not shown). ) Is provided. On the other hand, the device housing 6
1, the lower cover 61a has a hook 6
A plurality of locking holes (engaging portions) 61d into which 2a enters are provided.

Here, in order to properly fix the equipment housing 61 to the wall hanging device 62, the screws 64 are removed to remove the upper case 61b shown in FIG. Then, the lock section 63 can be operated in this state. Note that the locking / unlocking of the lock unit 3 is the same as in the first embodiment, and a description thereof will be omitted. Then, upper case 6
By fixing 1b to the lower cover 61a with the screw 64, the lock portion 63 is hidden, so that the lock portion 63 cannot be accessed without permission unless the device housing 61 is disassembled, so that the reliability of the lock can be ensured. .

[0017]

The present invention has been described in detail above, and the first effect is that the reliability of fixing the hook portion is improved. The reason is that since the operation unit of the lock unit is located in the device housing, and the operation unit cannot be easily operated from the outside, the fixed state is not unintentionally released. The second effect is that the device housing attached to the wall hanging device can be properly fixed, and the reason for this is that the projection of the lock portion installed on the device housing is formed by the hook portion of the wall hanging device. This is because they are locked in the engagement grooves in the above.
The third effect is that the cost of parts is inexpensive. The reason for this is that the shape of the fixing lock portion is simple, there is no complicated structure such as a hinge, and the size can be made as small as possible. That's why.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view of a wall-mounted structure of a device housing according to a first embodiment of the present invention.

FIG. 2 is a perspective view showing a hook portion of the wall hanging device.

FIG. 3 is an enlarged perspective view of a lock unit.

FIG. 4 is a sectional view along AA in FIG. 3;

FIG. 5 is a cross-sectional view along the line BB in FIG. 3;

FIG. 6 is a cross-sectional view of a wall-mounted structure of a device housing according to another embodiment of the present invention.

FIG. 7 is a longitudinal sectional view for explaining a conventional technique.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Device housing 1a Lower cover 1b Upper case 1c Upper cover 1d Locking hole (engagement part) 2 Wall hanging device 2a Hook part 2b Notch (engagement groove) 3 Lock part 3a Projection part (lock pin) 3b Lock knob 61 Device housing 61a Lower cover 61b Upper case 61d Locking hole (engaging portion) 62 Wall hanging device 62a Hook portion 63 Locking portion 64 Screw 71 Device housing 71a Locking hole 71b Engaging convex portion 72 Wall hanging device 72a Hook 73 Locking means 73a projection 73b locking part 73c hinge 73d concave step

──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int.Cl. ⁷ , DB name) H05K 5/00-5/06

Claims (3)

(57) [Claims] 1. A lock portion for engaging an upward hook provided on a wall hanging device with an engaging portion provided on a device housing from below and locking a lifting of the device housing with respect to the wall hanging device. in wall-mounted structure of the device housing is equipped on the device casing side, wherein the locking unit, the
Insert from the front into the engaging groove provided in the hook of the wall hanging device.
And the structure is locked in the vertical direction.
And at least that part is covered
Wall hanging structure of the apparatus housing, characterized in Rukoto. 2. The device according to claim 2, wherein the lock portion is a lock pin,
It can be moved in the left and right direction within the engagement groove.
The device housing wall mounting structure according to claim 1, characterized in that the device housing can be unlocked and unlocked . Wherein the locking unit is operated from the front of the apparatus housing, the operation section is claim 1, characterized in that is covered with a cover or upper case on the apparatus housing have
3. The wall-mounted structure of the device housing according to 2 .