JPH06164155A - Electronic device storage box structure - Google Patents

Abstract

(57) [Abstract] [Purpose] To provide a wall-hanging type electronic device storage box structure having a simple structure, good workability in on-site construction, and low cost. A base 1 removably hung on a wall surface, a case 2 removably coupled to the base 1 for accommodating an electronic device, and a case 2 removably coupled to the case 2.
And a cover 3 that covers the base 1 and the case 2. The base 1 and the case 2 are configured so that the connecting means for connecting the base 1 and the case 2 is configured to insert and engage at least the hook 4 (engaging protrusion) into the hole 5 (engaging portion).
A connecting means for connecting the cover 3 to at least the cover 3
Part of the base 2 is hooked on the case 2, and the base 1
In addition to providing the handle 1a on the bottom, a lower surface portion 1B (receiving portion) for receiving the case 2 when the case 2 is dropped is provided on the lower portion of the base 1.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electronic device storage box structure in which a box storing electronic devices is used for wall mounting.

[0002]

2. Description of the Related Art In recent years, with the spread and development of home appliances,
Optimal operation of the equipment when managing these equipment,
A home automation system that manages by using a computer or communication line in order to create a comfortable surrounding environment by performing automatic driving etc., at the same time aiming at economic effects such as energy saving and labor saving, and also for security guards etc. Is being adopted more and more.

The electronic device storage box is a control device in this system that controls the exchange of signals between various devices.
Conventionally, as a known example of this kind, as shown in Japanese Utility Model Application Laid-Open No. 64-48076, a structure in which a box is hooked on a wall fitting having a hooking groove, and a housing in Japanese Utility Model Laid-Open No. 62-163987 are disclosed. Divide the body into an upper cover and a lower cover,
The one that fixes the lower cover to the wall, or the actual open sho 64-64
There is known a structure in which the housing is directly fixed to the wall as seen in Japanese Patent No. 4672.

[0004]

However, since this type of electronic device storage box is installed on one plane in a mixed manner with other types of equipment, its size is inevitably required to be small. In addition, since the work on site is usually done by one person and also at high places, it is naturally required to be easy to handle and safe.However, the above-mentioned conventional structure supports the weight of the entire chassis when fixing the wall surface. However, there is a risk that the chassis will fall during work and the equipment will be damaged due to this, and there was a problem in terms of workability and safety.

The present invention solves the above problems, and an object of the present invention is to provide a wall-hanging type electronic device storage box structure having a simple structure, good workability in on-site construction, and low cost. is there.

[0006]

In order to achieve the above object, the present invention provides a base removably hung on a wall surface, a case detachably coupled to the base to accommodate an electronic device, and a case. And a cover that covers the case by being detachably connected to the base and the connecting means between the base and the case.
At least the engaging protrusion is inserted into and engaged with the engaging portion, the connecting means for connecting the cover to the base and the case is configured to hang at least a part of the cover on the case, and the base is provided with a handle. It is characterized in that a receiving portion for receiving the case when the case is dropped is provided in the lower part of the.

[0007]

With this structure, when mounting on a vertical wall surface at the site, first fix the base to the wall surface, then insert the case on which the electronic device etc. are mounted into the base, and make the engaging projection part the engaging part. Engage, place on the receiving part of the base, and attach so that part of the cover is hooked on the case. in this way,
When attaching the case to the base, first engage the engaging portion with the engaging protrusion so that the entire weight of the case accommodating the electronic device is supported by the engaging protrusion and the receiving portion of the base. Install the cover so that it will engage.

Further, in the field work, when the base and the case are engaged with each other for some reason, if the engagement between the engagement protrusion and the engagement part fails, the case falls.
Although there is a risk of damaging the internal equipment, according to the present invention, since the base has the receiving portion, the receiving portion can catch the case when the case is dropped.

[0009]

Embodiments of the present invention will be described below with reference to the drawings.

(Embodiment 1) FIG. 1 is a perspective view of an embodiment of an electronic device storage box structure according to the present invention in a disassembled state, and FIG. 2 is a sectional view taken in the direction of arrow C in FIG.

The electronic device storage box structure according to the present invention comprises a base 1 having an L-shaped cross section, a case 2 for storing the electronic device, and a cover 3.

Handles 1a are provided on both upper sides of the base 1, hooks 4 as engaging projections are provided on the left and right sides of the upper surface 1A of the base 1, and a bottom plate fixing projection is provided on the upper left side. Each section 6 is provided. A fixing screw 10 is screwed onto the protrusion 6. Also, the surface portion 1A of the base 1
A cable hole 8 is formed in the center of the upper part of the. Further, a lower surface portion 1B which is a receiving portion is provided at a lower edge portion of the surface portion 1A of the base 1, and a mounting portion 1b is formed at an edge portion of the lower surface portion 1B.

The case 2 for accommodating the electronic device accommodates the power transformer 9 and the printed circuit board 20, and the surface portion 2A of the case 2 has a hole 5 which is an engaging portion for engaging with the hook 4 of the base 1. And a protrusion 7 that is engaged with and fixed to the protrusion 6 of the base 1. A cable hole 8a is formed at the center of the upper portion of the surface portion 2A of the case 2. The case 2 is provided with a lower surface portion 2B, and an attachment portion 2a is formed at an edge portion of the lower surface portion 2B.

The cover 3 has a surface portion 3A, an upper surface portion 3B, and left and right surface portions 3C and 3D, and a bent portion 3a is formed at the edge of the upper surface portion 3B.

Width dimension (inner method) A of the base 1
The height dimension (inner dimension) B is the width dimension of the case 2 (outer dimension) A ′,
The size is slightly larger than the height dimension (outer method) B ', and the size of the case 2 is such that the case 2 is incorporated into the base 1. The method of assembling is to move the case 2 from the direction of arrow 13 to the base 1 side. The hooks 4 of the base 1 and the holes 5 of the case 2 are engaged with each other, and the protrusions 6 and 7 are also engaged with each other, and then fixed by the fixing screw 10.

The upper surface 3B of the cover 3 has a bent portion 3a and has an L-shaped cross section, but the lower portion has no surface so that the cover 3 can be covered in the direction of arrow 13. ing.

When the base 1 and the case 2 are engaged, the upper edge of the handle 1a and the head of the case 2 are engaged so that they are flush with each other. A step difference δ is provided on the back surface between the base 1 and the handle 1a, and the bent portion 3a of the upper surface 3A of the cover 3 engages with the step difference δ.

Next, a description will be given of how to handle the wall-mounted electronic device storage box configured as described above.

First, in order to mount it on a vertical wall surface at the site, the base 1 is fixed to the wall surface with the fixing screw 11 while holding the handle 1a of the base 1.

Next, the case 2 on which the power transformer 9 and the printed circuit board 20 of the electronic device are mounted is slid in the direction of arrow 13 and inserted into the base 1, and the hooks 4 and the holes 5 are engaged with each other to form an L-shape. After it is placed on the lower surface 1B of the base 1 and fixed by the fixing screw 10, after performing wiring work such as connecting a cable (not shown) that has been previously passed through the cable holes 8 and 8a to a device, While sliding the cover 3 in the direction of the arrow 13, the bent portion 3a of the cover 3 is the base 1,
The case 2 is attached so as to be caught on the stepped portion of the head, and is fixed to the attaching portion 2a with the fixing screw 12.

In the field work, when the base 1 and the case 2 are engaged, if the hook 4 and the hole 3 fail to engage with each other for some reason, the case 2 is dropped and the internal equipment is dropped. However, according to the present invention, the base 1 has an L-shaped cross section, and the lower surface 1B catches the case 2 when the case 2 is dropped. Therefore, there is no danger of the case 2 falling, and the construction work is safe and easy, and damage to the equipment due to the fall can be prevented.

Handles 1a are provided on both sides of the base 1, and when mounting the base 1 on a vertical wall surface,
It is easy to handle and can be mounted with the handle 1a held in one hand, which is more safe and workable than the conventional structure.

Further, since the cover 3 is constructed so as to be slid from above with a slight stroke, the work at the site is easy, and the maintenance pace of the surroundings is small, which is an advantage.

Further, since the base 1 which requires strength is incorporated into a part of the structure of the electronic device storage box, the case 2 itself for storing the electronic device can be made thin and lightweight, which is the most important component. It is possible to provide an electronic device storage box that is light in weight in a state where the substrate 20 is stored and is easy to handle.

(Embodiment 2) FIG. 3 shows another embodiment of the present invention. An electronic device storage box of this embodiment has a wall having an L-shaped cross section and having a lower surface portion 14B as a receiving portion. It is provided with a mounting base 14, a case 15 on which an electronic device 20a such as a printed circuit board is mounted, and a cover 16.

Hooks 18 as engaging projections are provided on the upper left and right sides of the surface portion 14A of the base 14, and screws 2 are provided on the lower left and right sides.
The fixing protrusions 21 forming 1a are provided respectively.

On the left and right of the surface portion 15A of the case 15, side surface portions 15B and 15C having side surface hook-shaped engaging portions 17a are provided, and on the upper portion of the surface portion 15A of the case 15, hooks 18 of the base 14 are provided. Hole 19 which is an engaging portion for engaging with
Is provided. Further, the lower surface 15D of the case 15 is provided with a bracket 22 that is fixed to the fixing projection 21, and an attachment portion 15a is provided at the edge of the lower surface 15D. An elliptical hole 1 is formed in the lower part of the surface portion 15A of the case 15.
5b is provided.

The cover 16 has a surface portion 16A, an upper surface portion 16B and left and right surface portions 16C and 16D,
Pins 17 are provided on the back surfaces of the left and right surface portions 16C and 16D so as to project inward.

Next, in mounting the wall-hanging type electronic device storage box constructed as described above on the vertical wall surface, first, the base 14 is mounted on the wall surface, and then the case 15 mounting the electronic device 20a is attached to the arrow 23. Then, the hooks 18 and the holes 19 are engaged with each other, the lower protrusion 21 is inserted into the elliptical hole 15b, aligned with the bracket 22, and fixed with the fixing screw 10a.

After that, the cover 16 is provided with the pins 17 provided on the back surface of the cover 16 on the side surface portions 15B, 15 of the case 15.
After the engaging portion 17a of C is engaged as shown by the arrow 24, the cover 16 is fixed to the attaching portion 15a by the fixing screw 12, and the function and effect are the same as those of the above-described embodiment.

[0031]

As described above, according to the present invention, the base removably hung on the wall surface, the case removably coupled to the base and housing the electronic device, and the case removably coupled to the case. A cover for covering the case, a connecting means for connecting the base and the case is configured to insert and engage at least the engaging protrusion into the engaging portion, and a connecting means for connecting the cover to the base and the case is at least one of the covers. It is characterized in that the portion is hooked on the case, a handle is provided on the base, and a receiving portion for receiving the case when the case is dropped is provided on the lower portion of the base.

Therefore, when mounting on a vertical wall surface at the site, the base is fixed to the wall surface, then the case on which the electronic device is mounted is inserted into the base, and the engaging protrusion is engaged with the engaging portion. Then, the cover can be mounted on the receiving portion of the base and part of the cover can be hooked on the case.

As described above, when attaching the case to the base, first, the engaging portion is engaged with the engaging protrusion so that the entire weight of the case accommodating the electronic device is supported by the engaging protrusion and the lower end of the base. Then, a cover adapted to be engaged with the case can be attached.

In the field work, when the base and the case are engaged with each other for some reason, if the engagement protrusion and the engagement portion fail to engage with each other, the case falls.
Although there is a risk of damaging the internal equipment, according to the present invention, since the receiving portion is formed in the base, it is possible to receive the case by the receiving portion when the case falls. Therefore, there is no risk of the case falling, and construction work is safe and easy, and damage to the equipment due to falling can be prevented.

Further, since the cover is constructed so as to be covered while being moved, there are advantages that the work at the site is easy and the surrounding maintenance space is small.

Further, since the base required to have strength is incorporated into a part of the structure of the electronic device storage box, the case itself for storing the electronic device can be made thin and lightweight, and the printed circuit board which is the most important component can be used. It is possible to provide an electronic device storage box that is light in weight when stored and is easy to handle.

A handle is provided on the base,
When mounting the base on the vertical wall surface, it is easier to handle and can be mounted while holding this handle in one hand, which is better in safety and workability than the conventional structure.

[Brief description of drawings]

FIG. 1 is a perspective view of an electronic device storage box according to an exemplary embodiment of the present invention in an exploded state.

FIG. 2 is a cross-sectional view as seen from the direction of arrow C in FIG.

FIG. 3 is a perspective view of an electronic device storage box according to another embodiment of the present invention in an exploded state.

[Explanation of symbols]

 1 Base 2 Case 3 Cover 4 Hook (Engagement Protrusion) 5 Hole (Engagement Part) 6,7 Fixing Projector 8,8a Cable Hole 9 Power Transformer 10,10a, 11,12 Fixing Screw 13 Indicates Inserting Direction Arrow 14 base 15 case 15a mounting portion 16 cover 17 pin 17a pin engagement groove 18 hook (engagement protrusion) 19 hole (engagement portion) 20, 20a printed board 21 fixing protrusion 21a fixing bracket 23, 24 engagement Direction arrow

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Akihiro Usui 216 Totsuka-cho, Totsuka-ku, Yokohama-shi, Kanagawa Hitachi Ltd.

Claims (1)

[Claims] 1. A base removably hung on a wall surface,
The base includes a case that is detachably coupled to the base to accommodate the electronic device, and a cover that is detachably coupled to the case to cover the case. The base-case coupling means engages at least the engaging protrusion. And a connecting means for connecting the cover to the base and the case, at least a part of the cover is hooked on the case, and a handle is provided on the base, and at the bottom of the base when the case falls. An electronic device storage box structure comprising a receiving portion for receiving this case.