JP2017022829A - Box for housing electric device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a box for housing an electric device which has a simple handle structure and achieves excellent usability.SOLUTION: A rotary shaft part 11 forming a rotary shaft, a lever shaped operation part 12 extending from the rotary shaft part 11, and an engaging part 13, which is engaged with or disengaged from an engaged part 22 of a receiving tool 20 provided at the box body 2 side by rotation operation, are integrally molded with a handle 10. Thus, the handle 10 has a simpler structure than that of a conventional handle, has a small number of components, and is manufactured at low costs. Further, attachment of the handle 10 is done very easily.SELECTED DRAWING: Figure 4

Description

  The present invention relates to an electrical equipment storage box for storing various electrical equipment such as distribution boards, switchboards, and control panels.

  As an electrical equipment storage box for storing various electrical equipment such as distribution boards and switchboards, a door body for opening and closing the opening on the front side of the box body having an opening on the front side is either left or right. Conventionally known is one that is hinged so that it can be opened in one side with one side as an axis. Such a door body is provided with a lock mechanism portion that holds the door body in a closed state as described in Patent Document 1, for example, and is provided with a handle that is rotated by a user. ing.

JP 2006-296022 A

  However, in a general handle, an operation part that is rotated by a user and a lock mechanism part that holds the door body in a closed state are formed as separate members and integrated by screws or the like. There are problems such as a large number of parts, a complicated structure, a high manufacturing cost, and a troublesome mounting operation. From the user's point of view, it is difficult to determine whether or not the door is in the closed state only by rotating the handle, and there is a problem in terms of usability.

  Therefore, the present invention has been made in view of the above problems, and an object of the present invention is to provide an electric equipment storage box that has a simple handle structure and is excellent in usability.

In order to achieve the above-mentioned object, the invention according to claim 1 of the present invention is such that a door body for opening and closing the opening with respect to a box body having an opening on the front surface is pivoted on either the left or right side edge. And a handle that can be rotated between a holding posture for holding the door body in a closed state and a release posture for opening the door body. An electric equipment storage box provided, wherein the handle has a rotation shaft portion constituting a rotation shaft, a lever-like operation portion extending from the rotation shaft portion, and the box main body by a rotation operation. The engaging portion provided on the side and the engaging portion to be engaged / released are provided by integral molding.
According to a second aspect of the present invention, in the first aspect of the present invention, the engagement associated with the turning operation of the handle on the disengagement side of the engaged portion with the engagement portion in the engaged portion. On the movement trajectory of the part, there is provided a protrusion for giving a click feeling to the user when the engaging part comes in contact and gets over.

According to the present invention, the handle includes a rotation shaft portion constituting the rotation shaft, a lever-like operation portion extending from the rotation shaft portion, and an engaged portion provided on the box body side by the rotation operation. An engaging portion to be engaged / released is provided by integral molding. Therefore, the structure is simpler than that of the conventional handle, the number of parts is small, the manufacturing can be performed at low cost, and the handle can be attached very easily.
According to the second aspect of the present invention, on the movement locus of the engaging portion in accordance with the turning operation of the handle on the release side of the engaged portion with the engaging portion in the engaged portion, Protrusions are provided to give the user a feeling of clicking when the parts come in contact and get over. Therefore, when the user rotates the handle, the user can easily determine with a click feeling whether the engaged portion and the engaged portion are in the engaged state, and thus in the closed holding state. Easy to use.

It is perspective explanatory drawing which showed the box for electrical equipment accommodation in the state by which the door body was obstruct | occluded. It is perspective explanatory drawing which showed the box for electrical equipment accommodation in the state by which the door body was open | released. It is explanatory drawing which showed the handle from the front side. It is the isometric view explanatory view which showed the state of the handle at the time of hold | maintaining a door body in the obstruction | occlusion state from the back side. It is a perspective explanatory view showing the back side of the handle. It is perspective explanatory drawing which showed the box for electrical equipment storage in the state which attached the padlock. It is explanatory drawing which showed a mode that a padlock was attached. It is explanatory drawing which showed the handle | steering-wheel inside of the state which attached the padlock.

  Hereinafter, an electric equipment storage box (hereinafter simply referred to as a storage box) according to an embodiment of the present invention will be described with reference to the drawings.

  FIG. 1 is an explanatory perspective view showing the storage box 1 in a state where the door body 3 is closed. FIG. 2 is an explanatory perspective view showing the storage box 1 in a state in which the door body 3 is opened. FIG. 3 is a perspective explanatory view showing the handle 10 from the front side. FIG. 4 is an explanatory view showing the state of the handle 10 when the door body 3 is held in the closed state from the back side. FIG. 5 is a perspective explanatory view showing the back side of the handle 10. FIG. 6 is an explanatory perspective view showing the storage box 1 in a state where the padlock 30 is attached. FIG. 7 is an explanatory view showing a state in which the padlock 30 is attached. FIG. 8 is an explanatory view showing the inside of the handle 10 with the padlock 30 attached.

  The storage box 1 includes a box body 2 having an opening on the front surface, and a door body 3 that opens and closes the opening of the box body. The box body 2 is a box body having a top plate, left and right side plates, a back plate, and a bottom plate and closed on five surfaces (upper surface, left and right side surfaces, rear surface, and lower surface) excluding the front surface. In addition, various electrical devices such as a distribution board can be accommodated. Further, a draining portion 4 is provided at the opening peripheral edge portion of the front surface of the box body 2 and extends forward and then folded back up, down, left and right. Furthermore, a door body 3 that opens and closes the opening of the box body 2 including the draining portion 4 is attached to the front surface of the box body 2. The door body 3 has an outer peripheral edge bent to the rear side, and is openable to the box body 2 around the right side as an axis. A handle 10 that can be rotated by the user is provided on the left side surface of the door body 3, and a receptacle 20 that can be engaged with the handle 10 is provided on the left surface of the draining portion 4 of the box body 2.

Here, the handle | steering-wheel 10 and the receiving tool 20 used as the principal part of this invention are demonstrated in detail.
The handle 10 is a metal member that is long in the up-down direction, and integrally has a front surface, an upper surface, a rear surface, a bottom surface, and a left side surface, and is formed in a lever shape with the right side being the back side. In this case, a rotation shaft portion 11 that constitutes a rotation shaft of the handle 10 protrudes to the right side (back side). Further, the upper side of the rotation shaft portion 11 functions as an operation unit 12 held by the user, and the rear surface and the front surface of the operation unit 12 are curved surfaces that are smoothly curved so as to be easily held by the user. . Further, on the rear surface of the handle 10, at the substantially same height position as the rotation shaft portion 11 in the vertical direction, the right edge protrudes in a tongue shape to the right side, and the protrusion engages with the receiving tool 20. It is a joint part 13. That is, in the handle 10, the operation part 12 and the engaging part 13 are provided by integral molding. A raised portion 14 that protrudes forward along the lower front edge of the engaging portion 13 is provided, and the raised portion 14 is engaged with the engaging recess 24 of the receiver 20 according to the turning operation of the handle 10. The handle 10 and the receiver 20 are engaged by entering, and the engagement state between the handle 10 and the receiver 20 is released by coming out of the engagement recess 24. Further, a ridge portion 15 that protrudes forward is provided along the upper edge of the front surface of the engaging portion 13. The protruding portion 15 has a larger amount of forward protrusion than the raised portion 14, and abuts on the click protrusion 23 of the receiving device 20 when engaged with the receiving device 20, so that the handle 10 moves further to the engagement side. It functions as a restricting portion that restricts the turning operation. In addition, lock notches 16A and 16B for inserting the latch 31 of the padlock 30 are respectively provided at the lower end portion of the front surface of the handle 10 and below the rotation shaft portion 11 and on the bottom surface. It has been.

  On the other hand, the receiving device 20 is a metal member formed in an L shape in a top view, and is a plate-like fixing portion 21 fixed to the surface of the draining portion 4 and a clerk erected from the fixing portion 21. And a joint portion 22. The engaged portion 22 is a tongue-like portion extending in the left-right direction from the fixed portion 21, and protrudes rearward along the upper edge and the lower edge of the rear surface. The raised portion on the upper edge side (the release side with respect to the engaged position of the engaging portion 13 in the engaged portion 22) is a click protrusion that gives the user a click feeling when the raised portion 14 of the handle 10 gets over the surface. Acts as Article 23. Further, a portion between the click ridge 23 and the raised portion on the lower edge side, that is, a recess recessed forward when viewed from the click ridge 23 side is engaged with the ridge 14 according to the turning operation of the handle 10. / Engagement recess 24 to be released.

  The handle 10 has a standing posture (holding posture) in which the operation portion 12 is located on the upper side and the engagement portion 13 is located on the rear side, with the left-right direction as an axis, on the surface of the left bent portion of the door body 3 and the operation The part 12 is attached to the front side, and the engaging part 13 is pivotably mounted between a tilting posture (releasing posture) located on the upper side. In addition, the receiving recess 20 has an engagement recess 24 facing the rear side at a position corresponding to the mounting position of the handle 10 when the door body 3 is closed on the surface of the left portion of the draining portion 4, and The fixing portion 21 is fixed and attached in such a posture that the engaged portion 22 protrudes to the left (outside of the box body 2). Then, when the handle 10 is turned from the tilted posture to the standing posture in the state where the door body 3 is closed, the raised portion 14 of the engaging portion 13 is placed on the surface of the click ridge 23 on the movement locus. It contacts from the upper side of the engaged part 22, gets over the click ridge 23, engages with the engaging recess 24, and the door body 3 is held in the closed state. On the other hand, when the handle 10 is turned from the standing posture to the tilting posture in the state where the door body 3 is closed and held, the raised portion 14 of the engaging portion 13 gets over the click protrusion 23 from the engaging concave portion 24. It moves upward, the engagement between the engaging portion 13 and the engaged portion 22 is released, and the door body 3 can be opened. A notch (not shown) that allows the engaged portion 22 of the receiving tool 20 to be received on the handle 10 side at a position corresponding to the mounting position of the handle 10 at the rear edge of the left bent portion of the door body 3. Z).

  Further, as shown in FIG. 8, on the surface of the bent portion on the left side of the door body 3, a restricting protrusion that protrudes to the left (outside) at a position covered by the handle 10 in the vicinity of the rotating shaft portion 11 of the handle 10. 5 is provided. And in the storage box 1, by using the padlock 30, the door body 3 can be locked in the closed state as shown in FIG. That is, with the door 3 closed and the handle 10 in the upright position as described above, the latch 31 of the padlock 30 is inserted from the lock notch 16A to the lock notch 16B as shown in FIG. The padlock 30 is locked. Then, the latch 31 penetrates the handle 10 and the restricting projection 5 is located in the handle 10 near the latch 31. That is, the restricting projection 5 is positioned at a position on the movement locus of the latch 31 when the handle 10 is turned from the standing posture to the tilting posture side with the door body 3 closed and held. Therefore, the latch 31 interferes with the restricting projection 5 even if the handle 10 is rotated to the tilting posture side from this state, and the rotation operation of the handle 10 is restricted, that is, the door body 3 is locked in the closed state. Will be.

  According to the storage box 1 having the above-described configuration, the rotary shaft portion 11 constituting the rotary shaft, the operation portion 12 extending from the rotary shaft portion 11, and the engaged portion 22 of the receiving tool 20 are engaged. Since the handle 10 is provided with the mating engaging portion 13 by integral molding, the structure is simple compared to the conventional handle, the number of parts is small, and it can be manufactured at low cost. The handle 10 can be attached very easily.

  Further, in the engaged portion 22 of the receiving device 20, at a position adjacent to the release side of the engaging portion 13 with respect to the engaging concave portion 24 with which the engaging portion 13 engages, and accompanying the turning operation of the handle 10. A click ridge 23 is provided at a position on the movement locus of the engaging portion 13 so that the engaging portion 13 comes into contact therewith. Therefore, when the user rotates the handle 10, the timing at which the engagement portion 13 engages with the engagement recess 24 and the engagement state between the engagement portion 13 and the engagement recess 24 are released. A click feeling can be obtained at the timing. Therefore, the user can easily determine whether or not the door body 3 is in the closed holding state according to the turning operation of the handle 10, which is convenient.

Further, the handle 10 is provided with lock notches 16A and 16B through which the latch 31 of the padlock 30 can be inserted, and close to the latch 31 of the padlock 30 attached to the handle 10 in the standing posture on the surface of the door body 3. The restriction projection 5 is provided at the position. Then, by attaching the padlock 30, when the handle 10 holding the door 3 closed is rotated from the standing posture to the tilting posture side, the latch 31 interferes with the restricting protrusion 5 and the handle 10 tilts to the tilting posture side. The door 3 is locked in a closed state. Therefore, when it is necessary to lock the door body 3, it can be dealt with only by retrofitting the padlock 30, and the retrofitting can be performed very easily, which is excellent in versatility.
In addition, a padlock is used as the locking device, and the handle 10 is provided with the latch 31 of the padlock 30 with the notches 16A and 16B, and the surface of the door 3 with the restricting projection 5 with which the latch 31 interferes. Since the structure related to the lock 3 can be configured, the structure is simpler than that of a conventional complicated lock device, and can be manufactured at low cost.

  Note that the configuration related to the storage box of the present invention is not limited to the mode described in the above embodiment, and the configuration related to the handle and the receiver as well as the configuration of the box main body and the door body, etc. The present invention can be changed as needed without departing from the spirit of the invention.

For example, in the above-described embodiment, the handle is provided with a lock notch so that a padlock can be attached, but a configuration in which a padlock cannot be attached may be adopted.
In addition, even if the padlock is configured to be attachable, the design can be changed as appropriate with respect to the attachment position and the like. Further, the restricting projection for realizing the lock of the door body with the padlock can be provided not on the door body side but on the box body side such as a receiving tool or the box body.
Furthermore, in the above-described embodiment, the click ridge is provided as the protrusion, but the shape, position, and the like of the protrusion for allowing the user to obtain a click feeling can be changed as appropriate.

Moreover, in the said embodiment, although it can be freely opened by the right side part of a door body as an axis | shaft, it cannot be overemphasized even if it can be freely opened by the left side part as an axis | shaft.
Further, as the rotation shaft portion integrally formed with the operation portion or the like in the handle, the rotation shaft itself may be integrally formed, or a shaft hole through which a shaft member such as a bolt serving as the rotation shaft can be inserted is rotated. You may comprise so that it may integrally mold as a moving shaft part.
In addition, the position of the receptacle on the box body side can be changed as appropriate, and there is no problem even if it is provided not on the draining part but on the peripheral edge of the front opening of the box body.

  1 .. Storage box (box for storing electrical equipment) 2 .. Box body 3.. Door body 5 ... Restriction protrusion 10 ... Handle, 11 ... Rotary shaft part, 12 ... Operation part , 13 .. Engagement part, 14.. Raised part, 15 ... Projection part, 16 A, 16 B ... Notch for lock, 20 ... Receiving member, 21 ... Fixing part, 22 ... Engaged part , 23 .. click ridge (projection), 24 .. engagement recess (engagement position), 30.

Claims (2)

A door body for opening and closing the opening is attached to the box body having an opening on the front surface so that the door body can be opened in one side with the left or right side edge as an axis, and the door body is closed to the door body. An electrical equipment storage box provided with a handle that can be rotated between a holding posture to be held in a state and a release posture that allows the door to be opened;
The handle is engaged / engaged with a rotation shaft portion constituting a rotation shaft, a lever-like operation portion extending from the rotation shaft portion, and an engaged portion provided on the box body side by the rotation operation. An electric device storage box having an engaging portion to be released by integral molding.   When the engagement portion comes into contact with and moves over the movement locus of the engagement portion accompanying the rotation operation of the handle, on the release side of the engagement portion with respect to the engagement portion with the engagement portion. The electric equipment storage box according to claim 1, wherein a protrusion for giving a click feeling to the user is provided.

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