JP2004146511A - Cabinet of outdoor installation type apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a cabinet which is formed by connection not by welding which causes deterioration of dimensional precision but by fasters like screws, in forming the cabinet of an outdoor installation type apparatus. <P>SOLUTION: The cabinet A of an outdoor installation type apparatus is constituted of a frontal door, a frontal frame 1, a back door, a back frame 2, a top plate 5, a left side plate 6, a right side plate 7 and a sole plate 8. The back frame 2 or the like is formed by a method wherein a starting marginal 2a is arranged on all periphery end edge of one plane of a square plate, an inward flange 2b is arranged on the starting marginal 2a, a surface surrounded by the starting marginal 2a is opened with a fixed width left from the starting marginal 2a, and a starting marginal 2c of reverse orientation to the starting marginal 2a is arranged on all periphery of an end of the aperture. The left side plate 6 or the like is formed by arranging a starting marginal 6a on all periphery end edge of one plane of a square plate. The starting marginals 1a, 2a, 5a, 6a, 8a and the inward flange 2b which abut against each other when the respective members forming the cabinet A are assembled are bound tightly by the fasters. <P>COPYRIGHT: (C)2004,JPO

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a cabinet (housing) used when a communication device or the like is installed outdoors.
[0002]
[Prior art]
2. Description of the Related Art Conventionally, a metal housing has been used to protect a communication device or the like installed outdoors. This housing is composed of a front frame supporting the front door, a rear frame supporting the rear door, a top plate, a left side plate, a right side plate, and a bottom plate. The members are integrally connected by welding.
[0003]
[Problems to be solved by the invention]
However, in a case formed by connecting the members by welding, distortion occurs due to welding, and the dimensions of the case are rounded, resulting in a reduction in the dimensional accuracy of the case. Such a decrease in dimensions may cause deformation of the housing, which may hinder the work of installing communication devices and the like. Further, in the case where distortion occurs in the housing during manufacturing, it may be difficult to correct them.
[0004]
The present invention has been made in view of these points, and provides a housing formed by connecting with fasteners such as rivets and screws, rather than by welding that causes reduction in dimensional accuracy of the housing. is there.
[0005]
[Means for Solving the Problems]
The invention according to claim 1 is a housing for an outdoor installation type device, comprising a front frame supporting a front door, a rear frame supporting a rear door, a top plate, a left plate, a right plate, and a bottom plate. The front frame body and the back frame body are provided with a rising edge on the entire peripheral edge of one plane of the rectangular plate body, provided with an inward flange at the tip of the rising edge, and surrounded by the rising edge. The surface is opened leaving a certain width from the rising edge, the rising edge is provided around the opening end in the opposite direction to the rising edge, the front door, rear door, top plate, bottom plate, The left side plate and the right side plate are formed by providing rising edges on the entire peripheral edge of one plane of the rectangular plate, and rising edges and inwardly facing each other when the members forming the housing are assembled. The housing of an outdoor installation type device was formed by fastening a flange with a fastener.
[0006]
The invention according to claim 2 is a housing for an outdoor installation type device, comprising a front frame supporting a front door, a back frame supporting a rear door, a top plate, a left plate, a right plate, and a bottom plate. The front frame body and the back frame body are provided with a rising edge on the entire peripheral edge of one plane of the rectangular plate body, provided with an inward flange at the tip of the rising edge, and surrounded by the rising edge. A surface is opened leaving a fixed width from the rising edge, and a rising edge opposite to the rising edge is provided all around the opening end, and the front door, the rear door, the top plate, and the bottom plate are The bottom plate is provided one size smaller than the top plate, and the left side plate and the right side plate are provided on one plane of the square plate body. A rising edge is provided at the entire peripheral edge of the rim, and an inward flange is provided at the tip of the rising edge provided at the bottom. When the housing is formed, the top plate is configured to be covered by another member, the bottom plate is configured to be fitted between the other members, and the rising edges that come into contact with each other when the respective members are assembled. And a housing for outdoor installation type equipment formed by fastening an inward flange with a fastener.
[0007]
The invention according to claim 3 is, when forming the housing by fastening the members with a fastener, to form a waterproof structure by fastening with a fixed sealing material along the contact surface of each member. 2. The housing of the outdoor installation type device described in any one of 2.
[0008]
The invention according to claim 4 is that, when the above members are tightened by fasteners to form a housing, a waterproof structure is formed by tightening a fixed sealing material and a conductor along a contact surface of each member to form a waterproof structure. The housing of the outdoor installation type device according to the third aspect of the present invention, which achieves electrical conduction between the members.
[0009]
Embodiment
Hereinafter, embodiments of the present invention will be described with reference to the drawings.
As shown in FIG. 1, a housing A of an outdoor installation type device of this embodiment includes a front frame 1 supporting a front door 3 (not shown in FIG. 1), and a rear door 4 (shown in FIG. 1). (Omitted) is comprised of the back frame 2, the top plate 5, the left side plate 6, the right side plate 7, and the bottom plate 8 supported.
[0010]
As shown in FIGS. 2 to 5, the front frame 1 has a rising edge 1a at the entire peripheral edge on the plane of the back surface of the rectangular plate, and all the front ends of the rising edge 1a. Is provided with an inward flange portion 1b having a constant width, and an inner portion is formed along a peripheral shape across an opening end 1f having a fixed width on the front surface side, in the opposite direction to the rising edge 1a. The rising edge 1c is provided, and a folded edge 1d having a constant outward width is provided at all the leading edges of the rising edge 1. A surface surrounded by the rising edge 1c is punched and provided as an opening 1e. It is a thing. A front door 3 is rotatably provided by a hinge on a rising edge 1a (see FIG. 11) on the right side of the front surface of the front frame 1.
[0011]
As shown in FIG. 6, the rear frame 2 has a substantially similar structure, and includes a rising edge 2a (not shown), an inward flange portion 2b (not shown), a rising edge 2c (not shown), a folded edge 2d, Although the opening 2e and the opening end 2f are provided, the rear door 4 is not provided rotatably. In addition, a cable outlet 2g and the like for taking out a cable extending from a communication device installed inside the housing to the outside from the rear surface of the assembled housing are provided at a lower portion of the rear frame body 2. The rear door 4 is provided at a higher position in the rear frame body 2 and is smaller than the front door 3.
[0012]
As shown in FIG. 7, the left side plate 6 is a rectangular plate having a width smaller than that of the front frame 1, and is provided with a rising edge 6 a on the entire peripheral edge of a plane on the back surface of the plate. . Further, an inward flange 6b is provided at the tip of a rising edge 6a provided at the bottom of the left side plate 6. The right side plate 7 is also symmetrical with the left side plate 6 and has the same configuration.
[0013]
The front door 3 is a rectangular plate having substantially the same size as the front frame 1, and has a rising edge 3a at the entire peripheral edge of the rear surface of the plate (see FIGS. 10 and 11). . The front door 3 is attached to the opening end 1f and the rising edge 1c of the front frame 1 so as to cover the front door 3. The folded edge 1d of the front frame 1 is provided to enhance the airtightness when the opening 1e is closed by the front door 3. The front door 3 is covered with a light-shielding cover 3 b that covers the front door 3. The light-shielding cover 3b has a substantially trapezoidal shape with a narrow cross section, and has a large number of horizontally elongated pores on the slopes on both sides in the vertical direction.
The rear door 4 has substantially the same configuration as the front door 3, and includes a rising edge 4a and a light shielding cover 4b.
[0014]
The top plate 5 and the bottom plate 8 are rectangular plates smaller than the front frame 1, the left side plate 6, the front door 3, and the like, and one of the plates (the lower surface in the case of the top plate 5, the lower plate 8 in the case of the bottom plate 8). Are formed on the entire peripheral edge of the upper surface (see FIGS. 1, 8 and 10), and the bottom plate 8 is provided one size smaller than the top plate 5. At the four corners of the top surface of the top plate 5, hanging bolts 13 for lifting the assembled housing are detachably provided.
[0015]
Further, the sizes of the rising edges 1a, 2a and the inward flange portions 1b, 2b of the front frame 1 and the rear frame 2, and the rising edges 6a, 7a of the left side plate 6, the right side plate 7, and the bottom plate 8 are set. , 8a and the inward flange portions 6b, 7b are substantially the same in size.
[0016]
Next, each member is assembled and connected. The front frame body 1 and the rear frame body 2 are erected on opposite sides of the bottom plate 8 with a space of approximately the front-rear width, with the surface sides on which the rising edges 1c and 2c are provided being outside, respectively. The left side plate 6 and the right side plate 7 are fitted between the front frame 1 and the rear frame 2 thus formed.
[0017]
At this time, in order to connect the front frame 1 and the rear frame 2 located at the front and rear and the left and right plates 6 and 7 located at the left and right, first, as shown in FIG. 11 (symbol C) and FIG. The inward flange 1b of the front frame 1 and the rising edge 6a of the left side plate 6 are brought into contact with each other, and the positions of through holes (not shown) formed in advance are aligned with these. The nut 12 is tightened from the left side plate 6 side via the washer 11 and connected. In this manner, the front frame 1 and the left side plate 6 are fixedly connected by tightening nine places in the vertical direction (see C ′ in FIG. 10). The rear frame 2 and the left side plate 6 (see FIG. 13), the front frame 1 and the right side plate 7, and the rear frame 2 and the right side plate 7 are connected and fixed in the same manner.
[0018]
In this manner, with the front frame 1, the rear frame 2, the left side plate 6 and the right side plate 7 assembled and connected, the top plate 5 is covered from above, and the four corners of the rising edge 5a of the top plate 5 are set. The front frame 1 and the rear frame 2 are brought into contact with the four corners and fitted together, and are previously drilled on the top plate 5 and the rising edge 1a of the front frame 1 as shown in FIG. 9 (symbol D) and FIG. The hanging bolt 13 is inserted from the top plate 5 side via the hanging bolt stand 14, and the nut 16 is tightened and connected from the front frame 1 side via the washer 15 by aligning the position of the through hole (not shown). . The top plate 5 and the back frame 2 are connected in the same manner. In this way, the suspension bolts 13 are tightened at four places on the top plate 5, and the top plate 5, the front frame 1 side, and the back frame 2 are fixedly connected. After the housing is installed on a channel base B described later or the like, the hanging bolts 13 are replaced with ordinary bolts 10.
[0019]
The rising edges 1a and 2a of the front frame 1 and the rear frame 2 covered with the top plate 5 are through holes (not shown) formed in advance on the rising edges 5a of the top plate 5 that are opposed to and abut against each other. ), The bolt 10 is inserted from the top plate 5 side, and the nut 12 is tightened and connected from the side of the front frame 1 via the washer 11. In this manner, the front plate 5 and the front frame 1 and the rear frame 2 are fixedly connected to each other by tightening two front portions and two rear portions in the lateral direction (not shown).
[0020]
In this manner, the front frame 1, the rear frame 2, the left side plate 6 and the right side plate 7 are assembled, and after the top plate 5 is connected and connected, the front frame 1, the rear side frame 2, the left side plate 6, and the right side As shown in FIG. 8, the bottom plate 8 is fitted into the space of the bottom surface surrounded by the plate 7, and each of the inward flanges 1 b of the front frame 1, the back frame 2, the left side plate 6, and the right side plate 7. 2b, 6b, 7b and the rising edge 8a of the bottom plate 8 are brought into contact with each other and fitted together, and as shown in FIG. 9 (symbol E) and FIG. At the same time, the bolts 10 are inserted from the front frame 1, the rear frame 2, the left side plate 6, and the right side plate 7, respectively, and the nuts 12 are tightened from the bottom plate 8 via the washers 11 for connection. In this manner, the members are fixedly connected to the front frame 1 and the rear frame 2 at three locations and the left and right plates 6 and 4 at four locations (see E ′ in FIGS. 9 and 10).
[0021]
Thereafter, the front door 3 is rotatably provided on the right side of the front surface of the front frame 1 by a hinge, and the rear door 4 is attached to the rear frame 2 so as to cover the rising edge 2a of the rear frame 2. The opening end 2f of the body 2 and the rising edge 4a of the rear door 4 are brought into contact with each other, aligned with the positions of through holes (not shown) formed in advance, and bolts 10 are inserted from the rear door 4 side. Then, the nut 12 is tightened from the rear frame 2 side via the washer 11 to be connected. Thereafter, the rear door 4 is covered with the light-shielding cover 4b. Thereby, the housing A is assembled.
[0022]
As shown in FIGS. 9 to 11, the assembled housing A is provided with channels 9 on both the left and right sides, the rear ends of the channels 9 on both sides are passed by a plate, and the front ends are passed by a frame. It is suspended and installed on a channel base B composed of a square frame-type base. A drawer inserted from the front frame of the channel base B to the inside is provided.
[0023]
The casing A is hung from above with a rope attached to the hanging bolts 13 and installed on the channel base B. The suspended housing A aligns the channel 9 of the channel base B with the positions of the front frame 1 and the rear frame 2, and as shown in FIGS. 9 and 10, the upper surface 9 a at the top of the channel 9. The bolt 10 is inserted from the upper surface 9a side of the channel 9 with the position of a through hole (not shown) drilled in advance on the rising edge 1a at the bottom of the front frame 1 and a washer (shown in the figure) is inserted from the front frame 1 side. A nut (not shown) is tightened and connected via an (omitted). The rear frame 2 and the channel 9 are connected and fixed in the same manner, and the front frame 1 and the rear frame 2 are tightened at four locations in total. By the above connection, the housing A is fixed to the channel base B. 9 and 11, the plates provided outside the left side plate 6 and the right side plate 7 are light shielding plates 6d and 7d.
[0024]
Further, in the case A, as shown in FIG. 16, when fastening and connecting the members, a fixed sealing material 17 made mainly of a fixed length synthetic rubber for waterproofing is provided between the members. Is tightened so as not to be exposed to the outside, so that the appearance of the housing is not spoiled. Further, as shown in FIG. 16, in order to ensure electrical conduction between the members, about half of the fixed-type sealing material 17 in the longitudinal direction may be covered with an aluminum foil 18 as a conductor. For example, in FIG. 17 which is an enlarged view of FIG. 11 (symbol F), a fixed form covered with the aluminum foil 18 is used to connect the inward flange portion 2b of the rear frame 2 and the rising edge 6a of the left side plate 6. It is fastened using the sealing material 17. Although not shown in FIGS. 12, 14, and 15, the standard sealing material 17 similarly covered with the aluminum foil 18 is also used at these places and at places where the members are brought into contact with each other and fastened. It may be clamped.
[0025]
Further, as a conductive material provided in the fixed sealing material 17, a linear member 19 made of a conductive material may be provided on one side in the longitudinal direction of the fixed sealing material 17, as shown in FIG. In this case, the fixed sealing material 17 and the striated body 19 do not always need to be in contact with each other. Further, as shown in FIG. 19, when the members are brought into contact with each other and fastened with bolts and nuts, the members are bent at the rising edge of one of the members or at the leading edge of the inward flange so as not to impair the appearance of the joint of the members. A portion 8b can be provided (FIG. 19 shows the case of the rising edge 8a of the bottom plate 8).
[0026]
In the above embodiment, the front frame 1 and the rear frame 2 are provided with the folded edges 1d and 2d and the bent edge 8b at the rising edge 8a of the bottom plate 8, but these are not essential requirements of the present invention. . Further, the front door 3 and the rear door 4 are covered with light-shielding covers 3b, 4b, and light-shielding plates 6d, 7d are provided outside the left side plate 6 and the right side plate 7, respectively. Not a requirement. Furthermore, the shapes of the front frame 1, the rear frame 2, the front door 3, the rear door 4, the top panel 5, the left panel 6, the right panel 7, and the bottom panel 8 as the members forming the housing A are specifically described. However, the shape of each of these members is not limited to these.
[0027]
Further, although the locations where each member is fastened with the bolt 10, the suspension bolt 13, and the nuts 12, 16 are specifically described, the locations and the number of these locations are not limited. Further, the bolts 10, the suspension bolts 13 and the nuts 12, 16 were used to fasten the members forming the housing A, but the fasteners are not limited to these, and other fasteners such as rivets and screws may be used. Fasteners can also be used.
[0028]
【The invention's effect】
According to each of the first to fourth aspects of the present invention, since the members forming the housing are formed by fastening with the fasteners, the housing without welding distortion can be manufactured. As a result, there is no hindrance in the work of installing the communication device or the like in the housing, and even after the communication device or the like is installed, the housing does not crack due to deformation due to welding distortion, so that rainwater, dust, etc. There is no risk of intrusion. Therefore, this housing can be used for a long time.
[0029]
According to the third aspect of the present invention, in addition to the above effects, when the members forming the housing are tightened by the fasteners to form the housing, the fixed sealing material is interposed therebetween, so that the housing is waterproof. Function can be secured. According to the invention of claim 4, in addition to the effect of the invention of claim 3, electrical conduction between the members forming the housing can be reliably ensured, and the power distribution equipment inside the housing can be used for the housing. Emission of electromagnetic waves or noise to the outside can be suppressed, and entry of electromagnetic waves or noise from the outside of the housing into the housing can be suppressed.
[Brief description of the drawings]
FIG. 1 is a conceptual diagram of members forming a housing according to an embodiment of the present invention.
FIG. 2 is a front view of a front frame forming a housing according to the embodiment of the present invention;
FIG. 3 is a left side view of a front frame forming a housing according to the embodiment of the present invention;
FIG. 4 is a plan view of a front frame forming a housing according to the embodiment of the present invention;
FIG. 5 is an enlarged sectional view of a portion surrounded by a circle in FIG.
FIG. 6 is a front view of a rear frame forming a housing according to the embodiment of the present invention.
FIG. 7 is a rear perspective view of a left side plate forming the housing according to the embodiment of the present invention;
FIG. 8 is a cross-sectional view of the housing according to the embodiment of the present invention, in which a bottom plate is fitted in a space of a bottom surface surrounded by members of a front frame, a back frame, a left plate, and a right plate. FIG.
FIG. 9 is a front view showing a state in which the housing of the embodiment of the present invention is provided on a channel bay and a front door is removed.
FIG. 10 is an explanatory diagram showing a state in which a front door, a rear door, and a light-shielding cover are provided on a housing provided on the channel base according to the embodiment of the present invention.
FIG. 11 is an explanatory plan view showing a state in which a front door with a light-shielding cover is opened and a rear door with a light-shielding cover is provided in a housing provided on the channel base according to the embodiment of the present invention;
12 is an explanatory view showing a state in which a part of the inward flange of the front door and a part of the rising edge of the left side plate are fixed with bolts and nuts at the position of mark C in FIG.
FIG. 13 is an explanatory view showing a state in which the inward flange portion of the rear frame body at a portion indicated by a circle F in FIG. 11 and a part of the rising edge of the left side plate are fastened with bolts and nuts.
FIG. 14 is an explanatory view showing a state in which a part of the top plate at a mark D in FIG. 9 and a part of a rising edge of the left side plate are fixed with hanging bolts and nuts.
FIG. 15 is an explanatory view showing a state in which a part of a rising edge of a bottom plate and a part of a rising edge of a left side plate at a portion E in FIG. 9 are fixed with bolts and nuts.
FIG. 16 is a perspective view showing a state in which a part of the fixed sealing material according to the embodiment of the present invention is covered with aluminum foil.
FIG. 17 shows a state in which the inward flange portion of the rear frame body and the rising edge of the left side plate at the position of the mark F in FIG. 11 are fastened by bolts and nuts with a fixed sealing material partially covered with aluminum foil interposed therebetween. It is explanatory drawing which shows the state which was tightened.
FIG. 18 is a perspective view in which a linear body is provided as a conductor on one side in the longitudinal direction of the fixed form sealing material of the embodiment of the present invention.
FIG. 19 shows a bottom plate and a left side plate fixed with bolts and nuts of FIG. 15, in which a part of a rising edge of a bottom plate having a bent portion at a tip and a part of a rising edge of a left side plate are fixed. FIG.
[Explanation of symbols]
A Case 1 Front frame 1a Rising edge 1b of front frame 1b Inward flange 1c of front frame 1c Rising edge 2 of front frame 2 Back frame 2a Rising edge 2b of back frame 2b Inside rear frame Orientation flange 2c Rising edge 3 of rear frame 3 Front door 3a Rising edge 4 at front Front door 4a Rising edge 5 of rear door 5 Top plate 5a Rising edge of top plate 6 Left side plate 6a Rising edge of left side plate 6b Inward flange of left side plate 7 Right side plate 7a Rising edge of right side plate 7b Inward flange of right side plate 8 Bottom plate 8a Rising edge of bottom plate 10 Bolt 12 Nut 17 Standard sealing material 18 Aluminum foil as conductor 19 Conductor Striatum as

Claims (4)

In a housing of an outdoor installation type device, comprising a front frame supporting a front door, a rear frame supporting a rear door, a top plate, a left plate, a right plate, and a bottom plate.
The front frame body and the back frame body are provided with a rising edge on the entire peripheral edge of one plane of the rectangular plate, an inward flange is provided at a tip of the rising edge, and is surrounded by the rising edge. The raised surface is opened leaving a certain width from the rising edge, and a rising edge opposite to the rising edge is provided all around the opening end,
The front door, the back door, the top plate, the bottom plate, the left side plate and the right side plate are formed by providing a rising edge on an entire peripheral edge of one plane of a rectangular plate,
A housing for an outdoor installation type device, wherein a rising edge and an inward flange which come into contact with each other when the members forming the housing are assembled are fastened by fasteners. In a housing of an outdoor installation type device, comprising a front frame supporting a front door, a rear frame supporting a rear door, a top plate, a left plate, a right plate, and a bottom plate.
The front frame body and the back frame body are provided with a rising edge on the entire peripheral edge of one plane of the rectangular plate, an inward flange is provided at a tip of the rising edge, and is surrounded by the rising edge. The raised surface is opened leaving a certain width from the rising edge, and a rising edge opposite to the rising edge is provided all around the opening end,
The front door, the back door, the top plate and the bottom plate are formed by providing rising edges on the entire peripheral edge of one plane of the rectangular plate, and the bottom plate is provided one size smaller than the top plate,
The left side plate and the right side plate are provided with a rising edge on the entire peripheral edge of one plane of the rectangular plate body, and provided with an inward flange at a tip of the rising edge provided on the bottom,
When forming the housing, the top plate is configured to be covered by another member, and the bottom plate is configured to be fitted between the other members,
A housing for an outdoor installation type device, wherein a rising edge and an inward flange that come into contact with each other when each member is assembled are fastened by fasteners. 3. The waterproof structure according to claim 1, wherein when the members are fastened by fasteners to form a housing, a fixed sealing material is sandwiched between the members along a contact surface of the members to form a waterproof structure. 4. The housing of the outdoor installation type device according to any one of the above. When the above members are tightened by fasteners to form a housing, along the contact surface of each member, a fixed sealing material and a conductor are sandwiched and tightened to form a waterproof structure, and furthermore, electrical continuity between the members is achieved. The housing of the outdoor installation type device according to claim 3, characterized in that it is designed.

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