JP4426401B2 - Cabinet mounting device - Google Patents

Description

  The present invention relates to a subscriber protector that protects communication equipment from lightning surges and power line contact, a termination of an optical cable communication line, a box-shaped cabinet in which a power meter and the like are housed, a flat body such as a house wall, a pole The present invention relates to a cabinet mounting device used for intermediate mounting when mounting to a circular body such as a handrail or a rectangular body such as a handrail.

  Conventionally, when installing a subscriber protector, a termination box, a power meter, etc., a method is generally used in which a screw hole is formed in the outer wall and the cabinet is fixed with screws. However, since making holes in the wall may cause rain leakage, a method of fixing with a band has also been proposed.

In addition, when a subscriber protector and a termination box are individually provided, it is difficult to secure an installation space. Therefore, a configuration including an attachment to be attached to the protector has also been proposed (see Patent Document 1). .
Japanese Patent Application No. 2001-335601

  However, in the conventional configuration, the mounting location is considered to be mainly a planar body such as a wall. Therefore, in order to attach to a circular body such as a pole or a rectangular body such as a handrail, a separate mounting tool is required. It was necessary to prepare to prepare. That is, there is a problem that it is necessary to prepare fixtures according to the shape or the like of the attachment target at the time of construction, and the member management is troublesome and man-hours for inventory management are required.

  Therefore, an object of the present invention is to provide a cabinet mounting apparatus that can be easily and reliably mounted regardless of the shape of the mounting target.

  In order to solve the above-mentioned problems, the invention according to claim 1 includes a subscriber protector that protects a communication device from lightning surge and power line contact, a termination of an optical cable communication line, a cabinet such as a power meter, and the like. In a cabinet mounting apparatus for mounting the cabinet on a flat body such as a wall of a house, a circular body such as a pole, or a rectangular body such as a handrail, the cabinet mounting apparatus has a substantially box shape and hinges at the root portion of the left and right side plates A long plate-like ear plate provided through the part, through holes formed in the left and right ear plates, and left and right band holes formed by opening a part of the left and right hinges, When attaching the cabinet attachment device to a flat body, it is attached by screwing it through a through hole, and when attaching to a circular or rectangular body, the attachment bands are inserted into the left and right band holes, and the ear plate is bent at the hinge. The circular body So as to conform to the shape of features is obtained by the attachment while pressing the ear plate.

  As a result, the cabinet can be easily and reliably attached to any flat, circular, or rectangular object, eliminating the need for troublesome preparation of dedicated fixtures and inventory management. Improves.

  In the invention according to claim 2, the bottom plate in the box-shaped cabinet mounting device is provided with upper and lower band holes formed by opening the vicinity of the upper and lower side plates, and the mounting band is inserted into the upper and lower band holes, so that a circular body or It is designed to be attached to a rectangular body.

  As a result, the cabinet can be easily and reliably attached to any flat, circular, or rectangular object, eliminating the need for troublesome preparation of dedicated fixtures and inventory management. Improves.

  According to a third aspect of the present invention, the hole wall contacting the mounting band inserted through the left and right or upper and lower band holes is inclined so as to contact the mounting band substantially uniformly and disperse the load from the mounting band. Is provided.

  Thereby, the situation where a cabinet mounting apparatus deform | transforms or breaks with the load from an attachment band can be suppressed, and reliability improves.

  According to a fourth aspect of the present invention, there is provided a base plate provided so as to connect the left and right ear plates, and an outer line such as an optical cable communication line that is fixed to the base plate and enters and exits the cabinet. And a pressing plate that is sandwiched and supported.

  As a result, the outer line entering and exiting the cabinet is addressed to the base plate, and the outer line can be easily supported simply by applying the pressing plate to the base plate and fixing it, thereby improving the workability.

  According to the present invention, the cabinet mounting device has a substantially box shape, the long plate-like ear plate provided at the base portion of the left and right side plates via the hinge portion, and the through holes formed in the left and right ear plates. And left and right band holes formed by opening a part of the left and right hinges, and when attaching the cabinet mounting device to a flat body, it is fixed by screwing through a through hole, When mounting to a rectangular body, the mounting band is inserted into the left and right band holes, and the ear plate is bent at the hinge part and is attached while pressing the ear plate so that it follows the shape of the circular body or rectangular body. Can be easily and securely attached to any flat, circular or rectangular mounting object, eliminating the need for dedicated fixture preparation and inventory management and improving workability. To do.

  Embodiments of the present invention will be described with reference to the drawings. The cabinet mounting device is mounted on a flat body such as a wall of a house, a circular body such as a pole, or a rectangular body such as a handrail, and this cabinet mounting device protects communication equipment from lightning surges and power line contact. The cabinet is attached by engaging a termination such as an optical cable communication line and a cabinet such as a power meter.

FIG. 1 is a perspective view of a cabinet mounting device 2a (2) according to the present invention, and FIG. 2 is a cross-sectional view taken along arrow AA in FIG.
In FIG. 1, the attachment band 8 is indicated by a dotted line. It should be noted that the term “up / down / left / right” in the present invention refers to FIG.

  The cabinet mounting device 2a has a substantially box shape made of a highly weather-resistant resin such as polyethylene or polypropylene, and upper and lower side plates 14a, 14a and left and right side plates 14b, 14b are erected at the end of the bottom plate 14c. In addition, an ear plate 17 is provided at the root portion of the left and right side plates 14b.

The ear plate 17 is connected to the left and right side plates 14b by a hinge portion 16 formed thinner than the ear plate 17, and bends at the hinge portion 16 so that the angle of the surface formed by the ear plate 17 and the bottom plate 14c can be changed. It is like that.
Further, the ear plate 17 is formed with a through-hole 25a used when the cabinet mounting device 2a is screwed to the wall of the house.

Upper and lower band holes 18a and 18a formed through the bottom plate 14c are formed in the vicinity of the upper and lower side plates 14a of the bottom plate 14c, and left and right band holes 18b and 18b are formed in the hinge portion 16 so as to be inserted into the back surface of the bottom plate 14c. ing.
The upper and lower band holes 18a and 18b are holes through which the attachment band 8 made of stainless steel or the like is inserted. The upper and lower band holes 18a and 18a are substantially in the middle of the upper and lower side plates 14a, and the left and right band holes 18b and 18b are the upper and lower side plates 14b. It is provided in the middle.

Two cuts 19 are formed substantially in the middle of the upper and lower side plates 14 a, and an engaging portion 20 is provided at the opening side end of the side plate 14 a sandwiched between the cuts 19.
The engaging portion 20 engages with an engaged portion such as a recess provided in advance in a cabinet such as a subscriber protector, thereby engaging the cabinet with the cabinet mounting device 2a. It is.
Therefore, when the engaging portion 20 is a convex body as in FIG. 1 and the like, the engaged portion of the concave body that fits into the cabinet is formed on the cabinet. If 20 is a concave body, the engaged portion is formed into a convex body.
Moreover, in FIG. 1 etc., the case where the engaging part 20 concerning the upper and lower side plates 14a is provided is shown, but it is obvious that the engaging portions 20 may be provided on the left and right side plates 14b. It may be provided.

  The corner shape on the surface side of the bottom plate 14c in the upper and lower band holes 18a, 18a may be a right-angled shape as shown in FIG. 3 (a). In this case, the load from the mounting band 8 is concentrated on the corner. It tends to cause damage. In such a case, as shown in FIG. 3 (b), if the corner portion is tapered, load concentration can be suppressed and damage or the like can be prevented. Furthermore, as shown in FIG. 3 (c), it is possible to improve the load distribution effect and effectively suppress the above-described breakage by using a taper having a curvature instead of a taper having a uniform inclination. Become.

The cabinet mounting apparatus has a configuration as outlined above, but may be a cabinet mounting apparatus 2b (2) configured as shown in FIG. 4 or a cabinet mounting apparatus 2c (2) configured as shown in FIG.
The cabinet mounting apparatus 2b shown in FIG. 4 is different in that the ear plate 17 is formed to have the same length as the left and right side plates 14b, and the through hole 25b is formed at the middle point. This through-hole 25b is a hole used when screwing the cabinet attachment apparatus 2b to the wall of a house or the like.

Moreover, the cabinet attachment apparatus 2c shown in FIG. 5 is the structure which provided the outer wire | line support tool 28 so that the lower end part of the ear plate 17 might be connected. The external line support 28 is used to support and fix an external line entering and exiting a cabinet such as a subscriber protector. The external line support 28 includes a base plate 26 and a push plate 27, and one end of the push plate 27 is attached to the base plate 26. It is integrally formed.
A through hole is formed at the other end of the push plate 27, and a female screw is formed or embedded in the base plate 26 at a position facing the through hole.

  Of course, the method of fixing the pressing plate 27 to the base plate 26 is not limited to screwing, and an engaging claw 28 is formed on the pressing plate 27 as shown in FIG. The structure which formed the engagement hole 29 which the nail | claw 28 fits may be sufficient. Further, the pressing plate 27 may not be formed integrally with the base plate 26, and may be configured such that the left and right end portions are fixed with screws 30 as shown in FIG.

  Next, the attachment method of the cabinet attachment apparatus of such a structure is demonstrated. In this case, the cabinet mounting apparatus 2a shown in FIG. 1 will be described as an example of the cabinet mounting apparatus. The cabinet mounting apparatus 2a includes a plane body 31 such as a wall as shown in FIG. 7, a rectangular body 32 such as a handrail as shown in FIG. 8, a circular body 33 such as a pole as shown in FIG. It can be attached to various attachments.

  When attaching to the plane body 31, the cabinet attachment apparatus 2a is addressed to the attachment body of this plane body 31, and is fixed with a wood screw etc. through the through-hole 25a.

  Moreover, when attaching to the rectangular body 32, the attachment band 8 is penetrated to the upper and lower band holes 18a formed in the cabinet attachment device 2a, the rectangular body 32 is held, and the end of the attachment band 8 is fastened.

  On the other hand, in the case of the circular body 33 such as a pole, a pole extending in the vertical direction is assumed in principle, and in this case, the mounting band 8 is inserted through the left and right band holes 18b.

The engaged portion provided in the cabinet 35 is engaged and attached to the engaging portion 20 of the cabinet attaching device 2a attached in this way.
At this time, it is preferable that the doorway is engaged so that rain or the like does not enter the cabinet 35 from the doorway of the outside line.
However, if the engaging portions 20 provided on the upper, lower, left, and right side plates are asymmetric, the outer line entrance / exit may not be positioned on the lower side depending on the mounting state of the cabinet mounting device 2a. The joint portions 20 are preferably provided symmetrically, and the engaging portions 20 may be provided symmetrically on all the upper, lower, left and right side plates.

  FIG. 10 is a partial view of a cross section taken along line BB in FIG. The attachment band 8 is wound so as to press the ear plate 17 against the circular body 33 from above the ear plate 17. The ear plate 17 is bent by the hinge portion 16 by the force from the mounting band 8 and is in close contact with the side surface of the circular body 33, and does not tilt with respect to the longitudinal direction of the pole as shown in FIG. Accordingly, the mounting stability can be ensured even when the circular body 33 is mounted. In addition, the arrow in FIG. 9 has shown this inclination direction.

  Moreover, since the attachment band 8 is located on the back surface of the bottom plate 14c of the cabinet attachment device 2a, even if the attachment band 8 is firmly tightened, no force is applied to the bottom plate 14c. Since no force is applied to the bottom plate 14c, the cabinet mounting device 2a is not deformed and the lid 13 is not easily detached, and the bottom plate 14c and the like are not cracked. Therefore, highly reliable attachment is possible.

As a result of application to a pole having a diameter of 80 to 150 mm when the width of the cabinet mounting device 2a shown in FIG. 1 is about 58 mm, the length is about 77 mm, and the width of the ear plate 17 is 9.5 mm, the result is stable and strong. At that time, the cabinet mounting device 2a was not deformed.
Of course, this numerical value is an example, and it goes without saying that the ear plate 17 can be attached within a range of bending.

  In the above description, the cabinet such as the subscriber protector is configured to be engaged with the cabinet mounting device. However, the cabinet such as the subscriber protector can also be used as the cabinet mounting device. This usage form is not excluded.

It is a perspective view of the cabinet applied to description of the Example of this invention. It is AA sectional drawing in FIG. It is a figure for demonstrating the shape of a band hole. It is a perspective view of the cabinet replaced with the structure shown in FIG. It is a perspective view of the cabinet replaced with the structure shown in FIG. It is a figure which shows the other structure of an outside line support tool. It is a figure which shows a mode at the time of attaching the cabinet which concerns on this invention to a plane body like a wall. It is a figure which shows a mode at the time of attaching the cabinet which concerns on this invention to the rectangular body like a handrail. It is a figure which shows a mode when the cabinet which concerns on this invention is attached to circular bodies like a pole. FIG. 10 is a partial view of a BB cross section in FIG. 9.

Explanation of symbols

2a, 2b, 2c (2) Cabinet mounting device 8 Mounting band 14a Upper and lower side plates 14b Left right side plate 14c Bottom plate 16 Hinge portion 17 Ear plate 18a Upper and lower band holes 18b Left and right band holes 28 Outer line support 26 Base plate 27 Push plate 31 Plane body 32 Rectangular body 33 Circular body

Claims (4)

A cabinet, such as a subscriber protector that protects communication equipment from lightning surges or contact with power lines, terminations of optical cable communication lines, power meters, etc. is engaged. In a cabinet mounting device that is mounted on a circular body or a rectangular body such as a handrail,
The cabinet mounting device generally forms a box, and a long plate-like ear plate provided via a hinge portion at the base portion of the left and right side plates;
Through holes formed in the left and right earplates;
A left and right band hole formed by opening a part of the left and right hinge part,
When attaching the cabinet attachment device to the planar body, it is attached by screwing through the through hole, and when attaching to the circular or rectangular body, an attachment band is inserted into the left and right band holes, and the ear plate A cabinet mounting device, wherein the ear plate is mounted while being pressed at the hinge portion so as to follow the shape of the circular body or rectangular body.   The bottom plate in the box-shaped cabinet mounting device is provided with upper and lower band holes formed by opening the vicinity of the upper and lower side plates, and the mounting band is inserted into the upper and lower band holes to be attached to the circular body or the rectangular body. The cabinet mounting apparatus according to claim 1, wherein   The hole wall in contact with the mounting band inserted into the left and right or upper and lower band holes is provided so as to be inclined so as to substantially uniformly contact the mounting band and disperse the load from the mounting band. The cabinet mounting apparatus according to claim 1 or 2. A base plate provided to connect the left and right earplates;
4. A push plate provided so as to be fixed to the base plate and supporting an external line such as an optical cable communication line entering and exiting the cabinet together with the base plate. The cabinet mounting apparatus of Claim 1.

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