JP2019017207A - Distribution board - Google Patents

Abstract

To provide a distribution board capable of detachably attaching a hinge part and selecting presence or absence of a door.SOLUTION: The distribution board includes a case member for housing a distribution device therein. The case member is provided with a hinge accommodating unit 31 for detachably attaching a hinge for pivotally supporting the door. An engaged portion 41 erected in a direction orthogonal to the insertion direction into the hinge accommodating unit is provided in the hinge. The hinge accommodating unit is provided with an engaging portion 32 to be engaged with the engaged portion.SELECTED DRAWING: Figure 6

Description

  The present invention relates to a distribution board.

  As described in Patent Document 1, it is known to provide a hinge part integrally with a case member and attach a door using the hinge part. This door covers an opening provided in the case member.

JP 2000-332450 A

  By the way, the door which covers an opening part in a construction site may be judged unnecessary. However, since the hinge is provided on the case member, the hinge is conspicuous unless the door is attached. In order to avoid this, it is possible to separately manufacture a case member without a door as a dedicated product, but the number of case members to be manufactured increases. Further, when the necessity of the door is determined at the installation site, it may be necessary to prepare both a case member that attaches the door and a case member that does not attach the door in advance.

  The inventor of the present case tried to solve the problem by diligently examining this point. The subject of this invention is providing the distribution board which can select the presence or absence of a door by detachably attaching a hinge part.

  In order to solve the above-mentioned problem, a distribution board having a case member for accommodating a power distribution device therein, the case member having a hinge portion accommodating portion for detachably attaching a hinge portion for pivotally supporting the door The hinge part is provided with an engaged part standing upright in a direction orthogonal to the insertion direction to the hinge part accommodating part, and the hinge part accommodating part is provided with an engaging part engaging with the engaged part. Use a distribution board.

  Further, it is preferable that the engaging portion is elastically deformable and can be disengaged from the engaged portion by operating the engaging portion.

  The hinge part includes an engaged part standing on the upper surface side of the hinge part and an engaged part standing on the lower surface side, and the hinge part storage part is an engaged part standing on the upper surface side. An upper engaging portion that can be engaged with a lower engaging portion that can be engaged with an engaged portion that is erected on the lower surface side, and either the upper engaging portion or the lower engaging portion is elastic. It is preferable that the structure be deformable.

  Moreover, it is preferable to make it the structure provided with the opening which can insert the tool which operates an engaging part in the front side of a hinge part.

  Moreover, it is preferable to make it the structure which provided the fixing | fixed part which fixes the coating | coated member which covers a hinge part accommodating part in the case member.

  The door includes a locking engagement portion, the case member includes a locking engaged portion that engages with the locking engagement portion, and the door includes a window portion that penetrates from the front side to the rear side. It is preferable that the lock engaging portion is attached to a position that can be visually recognized from the front side of the door through the window portion.

  According to the present invention, it is possible to provide a distribution board in which the hinge part is detachable and the presence or absence of a door can be selected.

It is a perspective view of the distribution board of an embodiment. However, the door is closed. It is a perspective view of the distribution board of an embodiment. However, the door is open. It is the elements on larger scale around a hinge part storage part. It is a perspective view around the hinge part accommodating part in the state in which the cover side hinge part was integrated in the hinge part accommodating part. It is a front view around the hinge part accommodating part in the state in which the cover side hinge part was incorporated in the hinge part accommodating part. It is VI-VI sectional drawing of FIG. However, the insertion direction and the extraction direction of the hinge portion to the hinge portion storage portion are indicated by arrows. It is VII-VII sectional drawing of FIG. However, the insertion direction and the extraction direction of the hinge portion to the hinge portion storage portion are indicated by arrows. It is a disassembled perspective view around a hinge part. It is a disassembled perspective view of a distribution board. It is the perspective view which looked at the cover member from the back side. It is a perspective view of a body member. It is a perspective view of the electricity distribution panel which has not attached the door. It is a perspective view of a hinge part accommodating part and a coating | coated member. It is the perspective view which looked at the cover side hinge part from the front side diagonally upward. It is the perspective view which looked at the cover side hinge part from the back side diagonally downward. It is the elements on larger scale which looked around the hinge part storage part from the back side. It is the figure which showed the state by which the leaf | plate spring member and the projection part engaged and the door is open | released 60 degree | times. It is the figure which showed the state by which the leaf | plate spring member and the protrusion part engaged and the door is open | released 100 degree | times. It is a perspective view showing the rear surface of a door. It is a front view of a distribution board. It is a figure showing the state before attaching a push part to a door. It is sectional drawing showing the state in which the push part was attached to the door. It is a perspective view of a push part.

  The form for implementing this invention is shown below. As can be understood from FIG. 1 to FIG. 8, the distribution board 1 of the present embodiment includes a case member 15 that houses a power distribution device. Further, the case member 15 of the distribution board 1 is provided with a hinge portion storage portion 31 that allows the hinge portion 4 for pivotally supporting the door 17 to be detachable. The hinge portion 4 includes a hinge portion storage portion. 31 is provided with an engaged portion 41 erected in a vertical direction that is a direction orthogonal to the front-rear direction, which is an insertion direction into the hinge 31. An engaging portion 32 is provided. For this reason, it becomes possible to provide the distribution board 1 in which the hinge part 4 is detachable and the presence or absence of the door 17 can be selected.

  Here, each part of the distribution board 1 of the embodiment will be described. The distribution board 1 according to the embodiment includes a case member 15 having a body member 14 and a cover member 11. The case member 15 stores power distribution equipment. The cover member 11 is provided with a door 17 that can be opened and closed. This door 17 can cover the handle of the power distribution device exposed from the front panel 13 described later of the cover member 11. In addition, as can be understood from FIG. 9, in the embodiment, the internal unit 16 including the power distribution device is fixed to the body member 14 located on the rear surface side.

  As understood from FIG. 10, the cover member 11 of the embodiment includes an opening 12. The front panel 13 is attached so as to cover the opening 12. At this time, the front panel 13 is detachably attached to the end of the opening 12. The front panel 13 includes a display window 99 that exposes a handle of a power distribution device such as a switch of the internal unit 16 when the opening 12 is covered. Since the front panel 13 is detachable, an appropriate form of the front panel 13 can be selected in accordance with the state of the internal unit 16.

  The cover member 11 according to the embodiment includes a latch portion 98 used for fixing to the body member 14. Further, an operating portion 97 for operating the latch portion 98 is provided on the front side of the cover member 11. Further, the body member 14 includes a locking portion 96 that locks with the latch portion 98. As shown in FIG. 11, the locking portion 96 is configured to protrude from the side frame 19 of the body member 14.

  By the way, as shown in FIG. 9, the distribution board 1 according to the embodiment includes a mounting base 18 for fixing power distribution equipment such as the branch breaker 82 and the measurement unit 83. The internal unit 16 is configured by fixing power distribution devices such as the main breaker 81, the branch breaker 82, and the measurement unit 83 to the mounting base 18.

  A main breaker 81 connected to a commercial power source located outside the distribution board 1 is connected to the bus bar via a lead bar. The bus bar is connected to power distribution equipment such as the branch breaker 82 and the measurement unit 83, and supplies power to each. In order to support and fix the bus bar and the lead bar, a lead bar connection terminal block 86 is provided.

  A bus bar terminal block 87 for supporting the open end of the bus bar is provided on the side opposite to the lead bar connection terminal block 86. Since the bus bar terminal block 87 is configured to support the bus bar in a state where the left and right sides of the bus bar are opened, it is possible to connect the connection portion of the distribution device from the longitudinal end portion of the bus bar. A charging protection cover 88 is provided on the front surface of the bus bar so as not to touch the bus bar.

  By the way, the cover member 11 of the embodiment can select the presence or absence of the door 17. In order to make this possible, a hinge portion accommodating portion 31 is provided at the left and right end portions above the cover member 11. The hinge part storage part 31 can be attached to and detached from the hinge part 4, and when the hinge part 4 is not used, a covering member 34 can be attached as shown in FIG. In order to fix the covering member 34, the case member 15 is provided with a fixing portion. As shown in FIG. 13, in the embodiment, the locking portion 33 is provided as a fixing portion, but the covering member 34 has a locking portion that can be locked to the locking portion 33 formed on the left and right side portions of the hinge portion storage portion 31. A stop arm 35 is provided. Further, since the locking arm 35 is formed so as to be covered with the covering member 34 in the state of being locked to the hinge portion storage portion 31, a cover is required to release the locking from the locking portion 33. It is structured to be removed from the inside of the member 11 by operating. With such a structure, the hinge part 4 can be attached and detached, so that it is not necessary to prepare each of the cover member 11 having the hinge part 4 and the cover member 11 not having the hinge part 4.

  The hinge part 4 of the embodiment includes a door side hinge part 42 and a cover side hinge part 43 accommodated in the hinge part accommodating part 31. As can be understood from FIG. 8, the door-side hinge portion 42 and the cover-side hinge portion 43 are rotatably connected via a hinge pin 44 inserted into each cylindrical portion 47.

  Further, as shown in FIGS. 14 and 15, a retaining piece 49 that protrudes toward the hole of the tubular portion 47 is integrally formed at the end of the tubular portion 47 through which the hinge pin 44 of the hinge portion 4 passes. Forming. The retaining piece 49 is provided so as to hold the head of the hinge pin 44. Conventionally, a retaining washer is inserted and fixed between the hinge pin and the tubular portion, but the number of parts can be reduced by integrally forming the retaining piece 49 on the tubular portion 47. Moreover, the workability | operativity of attachment can be improved.

  The cover-side hinge portion 43 includes an engaged portion 41 at each of an upper end and a lower end. Specifically, the engaged portion 41 is formed so as to be erected in the vertical direction so as to be orthogonal to the front-rear direction which is the insertion direction of the hinge portion 4. The upper engaged portion 41a extending to the upper side of the cover side hinge portion 43 and the lower engaged portion 41b extending to the lower side of the cover side hinge portion 43 are respectively shifted in the left-right direction. In addition, on the upper and lower sides of the hinge part storage part 31, there are provided engaging parts 32 to which the respective engaged parts 41 can be engaged. More specifically, an upper engaging portion 32a that engages with the upper engaged portion 41a and a lower engaging portion 32b that engages with the lower engaged portion 41b. As understood from FIGS. 6, 7, and 16, when the engaging portion 32 is engaged with the engaged portion 41, the hinge portion 4 is fitted in the hinge portion accommodating portion 31. It becomes possible to hold without rattling. In addition, although the upper and lower engaged portions 41 of the present embodiment protrude in the orthogonal direction, they may be provided in an oblique direction.

  If either one of the upper engaging portion 32a and the lower engaging portion 32b can be elastically deformed, the engagement with the engaged portion 41 can be released by pressing. In the embodiment, the lower engagement portion 32b is elastically deformable, and by operating the lower engagement portion 32b, the engagement with the lower engaged portion 41b is released and the cover side hinge portion 43 is released. Can be removed.

  The hinge part storage part 31 includes an engaging part 32 made of an elastic body at a position corresponding to the lower engaged part 41 b of the hinge part 4. Moreover, the hinge part 4 itself is provided with an opening 45 into which a tool can be inserted. If a tool for operating the engaging portion 32 is inserted from the front side of the cover member 11 through the opening 45 and the engaging portion 32 is pressed to release the engaged state, the hinge portion 4 is removed from the cover member 11. It becomes possible. In the embodiment, two lower engaged portions 41b are provided, but both lower engaged portions 41b have the same shape. In the embodiment, the opening 45 is formed in the hinge part 4. However, a space part may be formed in the hinge part storage part 31 so that the tool can be accessed. Moreover, it is good also as a structure which can insert the tool from the rear surface side of the door 17 and can operate the engaging part 32. FIG.

  In the embodiment, when the hinge part 4 is fitted into the hinge part storage part 31, the cover side hinge part 43 is inserted while being inclined obliquely from the front side of the cover member 11, and the upper engaged part 41a is stored in the hinge part. The upper end side of the part 31 is locked. Further, the engaging portion 32 is inserted while being bent by the lower engaged portion 41b, and when it reaches a predetermined position, the engaging portion 32 is locked to the lower engaged portion 41b.

  The hinge part 4 of the embodiment includes a protrusion 46 that stands in the same direction as the lower engaged part 41b. The protrusion 46 of the embodiment extends in a direction crossing the lower engaged portion 41b and is connected to the lower engaged portion 41b. The protrusion 46 has a function of reinforcing the cylindrical portion 47 that serves as a bearing. Further, the protrusion 46 is positioned between the engagement portion 32 and the wall surface located on the left and right of the hinge portion storage portion 31 in a state where the lower engaged portion 41 b is engaged with the engagement portion 32. The movement of the hinge part 4 in the left-right direction is restricted. At this time, the engaging portion 32 is fitted in the space defined by the lower engaged portion 41 b and the protrusion 46.

  The cover-side hinge portion 43 of the embodiment is provided with two lower engaged portions 41b arranged in the left-right direction. A leaf spring member 39 is disposed between the lower engaged portions 41b. The leaf spring member 39 maintains the state in which the door 17 is inclined at a predetermined angle by contacting any one of the plurality of protrusions 48 provided on the door-side hinge 42. The protrusion 48 of the embodiment is provided so as to extend on the radial side of a circle drawn around the axis of the hinge pin 44. Note that the state shown in FIG. 17 indicates that the door 17 maintains an opening of about 60 degrees by the leaf spring member 39 coming into contact with one of the protrusions 48. Further, the state shown in FIG. 18 represents that the opening of the door 17 is maintained at about 100 degrees by the leaf spring member 39 coming into contact with one of the other protrusions 48. The opening angle is not limited to this embodiment, and may be maintained at a plurality of angles, or may be maintained at different angles.

  Since the leaf spring member 39 is engaged with the hinge portion storage portion 31 while being locked to the hinge portion 4, the leaf spring member 39 can be inserted into the hinge portion storage portion 31 simultaneously with the attachment of the hinge portion 4. A screw fixing portion 38 into which a screw can be inserted is provided on the rear surface side of the leaf spring member 39 and the cover side hinge portion 43. As can be understood from FIG. 6, the screw fixing portion 38 can be screwed in correspondence with the hole portion 37 formed in the cover member 11.

  In the embodiment, the distribution board 1 according to the embodiment is provided with a push latch so that the door 17 and the cover member 11 can be pressed to select a locked state and an unlocked state. . The push latch includes a lock engaging portion 53 and a lock engaged portion 54 that engages with the lock engaging portion 53.

  The distribution board 1 of the embodiment has a structure in which the door 17 includes the locking engagement portion 53 and the case member 15 includes the locking engaged portion 54 that engages with the locking engagement portion 53. Therefore, as can be understood from FIGS. 2 and 19, the door 17 is provided with a push portion 53 a serving as a locking piece, and the cover member 11 is provided with a catch portion 54 a serving as a locked piece. ing. If the front surface of the door 17 is pressed in a state where the push portion 53a is locked to the catch portion 54a, this state is released and the door 17 can be opened. Further, when the front portion of the door 17 is pressed in a state where the push portion 53a is not locked to the catch portion 54a, these can be locked.

  As understood from FIGS. 20 to 22, the door 17 of the embodiment includes a window portion 51 that penetrates from the front side to the rear side. By attaching the locking engagement portion 53 to a position that can be seen from the front side of the door 17 through the window portion 51, the position of the locking engagement portion 53 that serves as a guide for the pressing position can be easily grasped. For this reason, it becomes easy for the user to grasp the position of the pressing operation.

  In order to make this possible, the door 17 is provided with a hook portion 52 on the rear surface corresponding to the window portion 51, which can hook the push portion 53 a, and the push portion 53 a is fixed to the hook portion 52. can do. In addition, when fixing the push part 53a to the hook part 52, it arrange | positions so that a clip part can be visually recognized through the window part 51. FIG. This clip part becomes the display piece part 55 showing the pressing position pushed in order to open and open the door 17.

  The hook part 52 in the embodiment can be inserted from the door-side hinge part 42 side. On the opposite side to the side where the door-side hinge portion 42 is located, there is an open end portion of the door 17, but this hooking portion 52 is a restriction that restricts the push portion 53 a from moving to the open end portion side of the door 17. It is provided integrally with the part 56. By providing the restricting portion 56 that restricts the push portion 53a from moving toward the open end of the door 17, the push portion 53a does not fall off even when the door 17 is opened to the openable angle.

  The hook portions 52 are arranged on the left and right sides of the window portion 51, and each of them includes a hook portion 57 having an engaged portion facing outward. In order to hook the push portion 53a on the hook portion 57, the push portion 53a is provided with an L-shaped arm portion 58 for locking from the outside of the hook portion 52. The push portion 53a is provided in an arch shape that extends between the hook portions 52 provided on both ends of the window portion 51, and the arm portion 58 of the push portion 53a is pressed by an elastic force that the hook portion 52 tends to spread outward. And can be firmly fixed.

  As can be understood from FIG. 23, a display piece 55 is provided between the arm 58 and the arm 58 of the push portion 53a. The display piece portion 55 is disposed at a position where it can be visually recognized through the window portion 51 from the front side of the door 17 when the push portion 53a is attached to the fixed position. More specifically, it is located so as to close the window 51. Since the display piece part 55 is located at such a position, it is possible to prevent dust and the like from entering the rear surface side of the door 17 through the window part 51.

  Further, when the push portion 53 a is attached to the fixed position, the display piece portion 55 is located between the hook portion 52 and the hook portion 52. Since it becomes such a positional relationship, the display piece part 55 can contact | abut to the hook part 52, and it can prevent that the hook part 52 bends inside.

  Note that the push portion 53 a has a color different from that of the cover member 11 and the door 17 of the distribution board 1. By making the color of the door 17 different from the color of the push portion 53a, the display of the operation position can be made clearer.

  When the door 17 is not attached, the distribution board 1 according to the embodiment has a structure in which a portion where the catch portion 54a is attached can be covered with a covering material 59 as shown in FIG. More specifically, the catch portion 54a attached to the cover member 11 is removed, and the portion where the catch portion 54a is attached can be covered with the covering material 59.

  As mentioned above, although one embodiment has been described, the present invention is not limited to the above-described embodiment, and various modes can be adopted. For example, the engaged portion need not be provided so as to protrude from both the upper and lower sides of the hinge portion. For example, it can be provided so as to protrude only in one of the upper and lower sides. Further, it can be provided so as to protrude in the left-right direction.

DESCRIPTION OF SYMBOLS 1 Distribution board 4 Hinge part 15 Case member 17 Door 31 Hinge part accommodating part 32 Engagement part 32a Upper engagement part 32b Lower engagement part 41 Engagement part 45 Opening part 34 Cover member 51 Window part 53 Locking engagement Joint part 54 Engagement part for lock

Claims (6)

  It is a distribution board with a case member that houses power distribution equipment inside. The case member has a hinge part storage part that allows the hinge part to pivotally support the door to be detachable, and the hinge part has a hinge part. A distribution board comprising an engaged portion standing upright in a direction orthogonal to the insertion direction into the storage portion, and having an engaging portion engaging with the engaged portion in the hinge portion storage portion.   The distribution board according to claim 1, wherein the engaging portion is elastically deformable and can be disengaged from the engaged portion by operating the engaging portion.   The hinge part includes an engaged part standing on the upper surface side of the hinge part and an engaged part standing on the lower surface side, and the hinge part storage part is engaged with the engaged part standing on the upper surface side. An upper engaging portion that can be engaged and a lower engaging portion that can engage with an engaged portion that stands on the lower surface side, and either the upper engaging portion or the lower engaging portion can be elastically deformed The distribution board according to claim 2.   The distribution board of Claim 2 or 3 provided with the opening which can insert the tool which operates an engaging part in the front side of a hinge part.   The distribution board according to claim 1, wherein the case member includes a fixing portion that fixes the covering member that covers the hinge portion storage portion.   The door includes a locking engagement portion, the case member includes a locking engaged portion that engages with the locking engagement portion, the door includes a window portion that penetrates from the front side to the rear side, and the window The distribution board according to claim 1, wherein a locking engagement portion is attached to a position that is visible from the front side of the door through the portion.

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