JP6379365B2 - Electrical equipment storage box - Google Patents

Description

  The present invention relates to an electric equipment storage box.

  In an electrical equipment storage box having a structure in which a door is attached to a housing main body having a front opening through a hinge member arranged inside the door so that the door can be opened and closed. A first packing member and a hinge member are arranged between the peripheral edge of the front opening of the housing and the door so as to ensure waterproofness between the peripheral edge of the front opening of the body and the door. The structure which has arrange | positioned the 2nd packing member also between the edge part of a door and a housing | casing is ensured so that the waterproofness of the space which was made can also be ensured (FIG. 9, FIG. 10 of patent document 1). .

  However, in the above structure, due to the presence of the second packing member, the frictional resistance at the time of opening / closing the door is increased, and when the locking device is provided, the frictional operating resistance at the time of the locking operation is also increased. There was a problem that the operability of the opening / closing operation and the locking operation was inferior.

JP 2008-218677 A

  SUMMARY OF THE INVENTION An object of the present invention is to solve the above-mentioned problems, and to store an electric device having a structure in which a door is attached to a housing body having a front opening through a hinge member disposed inside the door so as to be opened and closed. It is intended to provide a technique capable of improving waterproof performance in a box without reducing the operability at the time of door opening / closing operation or locking operation.

The electrical equipment storage box according to claim 1, which has been made in order to solve the above-described problem, is attached to a housing body having a front opening so that the door covering the front opening can be opened and closed through a hinge member. A first waterproof member is provided between the peripheral edge of the front opening and the door, and the first waterproof member is provided at a position to close a gap formed between the end of the door on the side where the hinge member is disposed and the housing body. 2 is an electrical equipment storage box provided with a waterproofing member, wherein the second waterproofing member has a base end attached to the door and the other end is curved inwardly, which is the inner side of the housing body. And the distal end of the hinge member is positioned within the rotation radius, the radius being the distance between the rotation center axis of the hinge member and the contact point between the vertical line drawn from the rotation center axis toward the housing body and the housing. It is characterized by this.

According to a second aspect of the present invention, in the electrical equipment storage box according to the first aspect, the tip portion is disposed in contact with the contact.

According to a third aspect of the present invention, in the electrical equipment storage box according to the first or second aspect, in the state where the door is closed, the end of the door on the side where the hinge member is not disposed and the housing A third waterproof member is provided in the gap formed therebetween, the base end side of the third waterproof member is attached to the door, and the other end side is arranged so as to protrude from the end of the door toward the housing It is characterized by that.

According to a fourth aspect of the present invention, in the electric equipment storage box according to the third aspect, the third waterproof member is made of an elastic member, and the other end side bends in a state where the door is closed. Is arranged at a position in contact with the housing.

In the present invention, a door that covers the front opening is attached to a housing main body having a front front opening through a hinge member so that the door is openable and closable, and a first waterproof is provided between the periphery of the front opening and the door. An electrical equipment storage box provided with a second waterproof member at a position for closing a gap formed between an end of the door on the side where the hinge member is disposed and the housing body, The second waterproof member has a base end attached to the door, the other end is curved inward, which is the inner direction of the housing body, and the tip is connected to the rotation center axis of the hinge member. The door is opened and closed due to the presence of the second waterproof member because the distance between the vertical line drawn from the rotation center axis toward the housing body and the contact point of the housing is the radius. The phenomenon that the frictional resistance during the operation or the locking operation increases is not caused. For this reason, according to this invention, waterproof performance can be improved, without reducing the operativity at the time of opening / closing operation | movement of a door, or locking operation.

It is sectional drawing of each location of the electric equipment storage box. It is principal part explanatory drawing by the side of a housing body. It is principal part explanatory drawing by the side of a door. It is BB sectional drawing of FIG. It is principal part explanatory drawing of this invention.

  Preferred embodiments of the present invention are shown below.

  As shown in FIG. 1, the electrical equipment storage box of the present embodiment is a hinge in which a door 3 covering the front opening 1 is joined to the inside of the door 3 on a housing body 2 having the front opening 1. It is attached via the member 4 so as to be freely opened and closed.

A draining portion 5 is bent over the entire periphery of the front opening 1 of the housing body 2. The draining part 5 includes an inward bent part 6, a forward bent part 7, and an outward bent part 8.
In this specification, “inward” means the inner direction of the casing body, “outward” means the opposite direction of “inward”, and “forward” means the casing body. The direction of the door as viewed from the side means “backward” means the opposite direction of “forward”.

  The door 3 has a front plate portion 9 and a rearward bent portion 10 formed by bending the outer periphery of the front plate portion 9 in a rearward direction. The sides shown as AA and DD cross sections in FIG. It has the inward bending part 11 formed by bending the edge part of inward.

  The hinge member 4 is provided on the side shown as a BB cross section in FIG. Specifically, as shown in FIG. 2, the hinge receiving portion 12 is joined to the draining portion 5 of the housing body 2, and as shown in FIG. 3, the front plate portion 9 and the rearward bent portion 10 of the door 3 The hinge tube 13 is arranged at the corner to be formed and joined to the backward bent portion 10 and the hinge receiving portion 12 and the hinge tube 13 are connected by the hinge pin 14 as shown in FIG. It is attached to the body body 2 so as to be rotatable.

  In the present embodiment, as shown in FIG. 1, in the state where the door 3 is closed, the draining portion 5 formed in the housing body 2 in order to ensure waterproofness between the peripheral edge of the front opening 1 and the door 3. A first waterproof member 15 is disposed between the outward bent portion 8 and the front plate portion 9 of the door 3. In the present embodiment, packing is used as the first waterproof member 15 and is adhered to the front plate portion 9 with an adhesive. According to the said structure, when closing the door 3, a packing is pressed by the outward bending part 8, the sealing performance in the housing main body 2 is ensured, and, thereby, waterproof performance is exhibited.

Furthermore, in this embodiment, as shown in FIGS. 1 and 4, of the end portions 17 a to 17 d that are the end portions of the rearward bent portion 10 or the inward bent portion 11 of the door 3 in a state where the door 3 is closed. By disposing the second waterproof member 19 at a position that closes the gap 18 formed between the end portion 17b, which is the end portion of the backward bent portion 10 to which the hinge member 4 is joined, and the housing body 2, The first waterproof member 15 is not directly exposed to water so as to improve the waterproof performance.
In the present embodiment, a flat elastic member (made of rubber) is used as the second waterproof member 19 and is adhered to the rearward bent portion 10 to which the hinge tube 13 is bonded with an adhesive. Instead of the rubber flat elastic member, a hard resin thin member may be used.

  As shown in FIG. 5, the second waterproof member 19 has a base end 20 attached to the inside of the rearward bent portion 10, and the other end 21 cannot directly see the first waterproof member 15 from the gap 18. Specifically, the distance between the rotation center axis of the hinge member and the contact (B) between the vertical line (A) drawn from the rotation center axis toward the housing body and the housing (B) The structure is located within the radius of rotation as the radius.

In the present embodiment, as shown in FIG. 5, the other end side 21 of the second waterproof member 19 is curved inward. In the present embodiment, when the door 3 is closed, the distal end portion 22 of the second waterproof member 19 is a line perpendicular to the front plate portion 9 of the door 3, and the rotation center axis of the hinge member 4 It is arranged at a position where it contacts a contact point B between the line A passing through 23 and the draining part 5. According to the structure, it is possible to prevent the first waterproof member 15 from being deteriorated by avoiding that the first waterproof member 15 is directly exposed to water.
Moreover, according to the said structure, when the door 3 is closed or when the locking operation is performed, the second waterproof member 19 is not pressed, so that the phenomenon that the frictional resistance during the door opening / closing operation or the locking operation increases is increased. Does not occur. That is, according to the said structure, waterproof performance can be improved, without reducing the operativity at the time of door opening / closing operation or locking operation.

The other end side 21 of the second waterproof member 19 may have a structure in which the front end portion 22 is positioned in the vicinity of the contact B when the door 3 is closed. At that time, the smaller the gap between the tip 22 and the contact B, the higher the waterproof performance.

Furthermore, in this embodiment, the clearance gap formed between the edge part of the door 3 by which the hinge member 4 is not arrange | positioned, and the housing body 2, ie, the door 3 located in the AA cross section of FIG. A gap 24 formed between the end portion 17a of the door and the casing body 1, a gap 25 formed between the end portion 17c of the door 3 located on the CC cross section of FIG. A third waterproof member 27 is arranged at a position where the gap 26 formed between the end 17d of the door 3 and the housing body 2 located on the DD cross section in FIG. 1 is closed.
In the present embodiment, a flat elastic member is used as the third waterproofing member 27. However, as another embodiment, a hard resin thin member may be used.

Similarly to the second waterproof member 19, the base end side 28 of the third waterproof member 27 is attached to the rearward bent portion 10 or the inwardly bent portion 11, and the other end side 29 has a distal end portion 30. The position where the first waterproofing member 15 cannot be seen directly from the gaps 24, 25, 26 by projecting from the ends 17a, 17c, 17d toward the housing body 2 so as to move in accordance with the door opening / closing operation. Is arranged.

In the present embodiment, the other end side 29 of the third waterproof member 27 is curved backward in the AA and DD cross sections of FIG. 1 and inward in the CC cross section of FIG. ing.
In the present embodiment, the third waterproof member 27 is disposed at a position where the tip 30 of the third waterproof member 27 bends and comes into contact with the housing body 1 when the door 3 is closed.

DESCRIPTION OF SYMBOLS 1 Front opening part 2 Housing | casing main body 3 Door 4 Hinge member 5 Draining part 6 Inward bending part 7 Forward bending part 8 Outward bending part 9 Front plate part 10 Backward bending part 11 Inward bending part 12 Hinge receiving part 13 Hinge tube 13 14 Hinge pin 15 1st waterproofing member 16 Spaces 17a to 17d End 18 Gap 19 Second waterproofing member 20 Base end side 21 Other end side 22 Front end 23 Rotation center shaft 24 Gap 25 Gap 26 Gap 27 Third waterproofing member 28 proximal end 29 other end 30 distal end

Claims (4)

A door covering the front opening is attached to the housing body having the front opening through a hinge member so as to be opened and closed, and a first waterproof member is provided between the peripheral edge of the front opening and the door, An electrical equipment storage box provided with a second waterproof member at a position for closing a gap formed between an end of the door on the side where the hinge member is disposed and the housing body. The member has a base end side attached to the door, the other end side is curved inward, which is the inner side direction of the housing body, and a distal end portion of the member extends from the rotation center axis of the hinge member and the rotation center axis. A box for storing electrical equipment, characterized in that the radius is a distance between a vertical line drawn toward the housing body and a contact point of the housing, and the radius is located within a rotation radius. Electrical device-accommodating box according to claim 1, characterized that you the tip, was placed in contact with the contact. In a state where the door is closed, a third waterproof member is provided in a gap formed between an end of the door on the side where the hinge member is not disposed and the housing, and a base of the third waterproof member is provided. The electric equipment storage box according to claim 1 or 2, wherein an end side is attached to a door, and the other end side is disposed so as to protrude from the end portion of the door toward the housing . 4. The electricity according to claim 3, wherein the third waterproof member is made of an elastic member, and in a state where the door is closed, the other end side is bent and the tip end portion thereof is disposed in contact with the housing. Equipment storage box.