JP2009021413A - Pedestal for solar cell array and method of attaching box to pedestal - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a pedestal for solar cell array and a method of attaching a box to the pedestal, enabling easily attaching a box or changing its position even after the pedestal is assembled and attaching a pedestal having dimension changeable depending on an assembling site. <P>SOLUTION: A lateral material 3 is coupled to the tops of a pair of pillar materials 2 on right and left on which a box Q is attached. A pair of engaging metal fixtures 10 slidably engaging to the lateral material 3 are provided. A lateral channel member 30 is horizontally coupled between the bottom parts of the pillar materials 2 with an opening of the channel member frontward. A vertical channel member 20 coupled to the engaging metal fixtures 10 and slidably coupled along the opening 31 of the lateral channel member 30 is provided. The vertical channel member 20 is coupled to a channel connection metal fixture 40 via a pair of fixing bolts 34. The box Q is detachably attached on the vertical channel members 20. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a solar cell array gantry for supporting a solar cell array and a box mounting method to the gantry, and a solar cell array capable of facilitating the work of attaching boxes such as a junction box and a weather conversion box to the gantry. The present invention relates to a mounting frame and a method of attaching a box to the mounting frame.

  In order to attach boxes, such as a junction box and a weather conversion box, to the solar cell array mount that supports the solar cell array, it is necessary to prepare attachment means corresponding to each box. For example, at the stage of designing the base, in addition to the pillar material that supports the base, separately prepare a pillar material for attaching the box, and provide a hole for attaching the box in advance to the pillar material and attach it to the base. Means to attach the box to the pillar were taken.

The solar cell array base structure shown in Patent Document 1 shows a special solar cell array base in which the basic structure of the column is devised. When attaching a box such as a box or a meteorological conversion box to a support column, an exclusive member such as a support column corresponding to the box is manufactured, and this is mounted on a frame before attaching the box.
JP-A-5-3335

  However, in the stage of designing the gantry, the conventional attachment means in which the box is attached by providing a hole for attaching the box in advance to the column material or the like, it is often used for positioning the box for the following reasons a. To e. It took time and effort.

a. The mounting position of the box is often not determined at the time of designing the mount, and the mounting holes and dedicated members for the mount cannot be provided in advance. .
b. Even if the installation position of the box has been determined, the box must be installed at a position different from that on the drawing due to the wiring situation at the site, etc., and the installation as designed cannot be performed.
c. When changing the mounting position of the box after assembling the mount, in order to replace the column material for mounting the box, remove the braces, modules, wiring, etc. of that part and then mount the box. It is necessary to replace the pillar material.
d. When drilling is performed at the site when the installation position is changed, the construction site is on the roof of the building, making it difficult to prepare a power supply for the power tool. On-site drilling tends to be avoided due to the possibility of damage to the waterproof sheet.
e. At the time of inspection of the platform, holes other than those for assembly are regarded as unnecessary holes, and the inspector will point out that unnecessary holes should be filled. For example, a design that opens to a position is required.

  Therefore, the present invention was created to solve the above-mentioned problems, and the box mounting operation is not affected by the frame design or the assembly work, and even after the frame assembly, the box can be easily mounted and changed in position. Moreover, it is an object of the present invention to provide a solar cell array gantry that can be mounted even on a gantry whose dimensions vary depending on the construction site and a method of attaching a box to the gantry.

  In order to achieve the above-mentioned object, the first means in the present invention is a gantry for standing the plurality of pillar members 2 to support the solar cell array P, and a pair of left and right pillar members 2 for installing the box Q. A horizontal member 3 is connected to the upper part of the frame member, and a pair of locking metal fittings 10 that are slidably locked to the horizontal member 3 and a channel material opening are connected horizontally between the lower parts of the column member 2 facing the front. A horizontal channel member 30 and a vertical channel member 20 connected to the locking metal fitting 10 and slidably connected along the opening 31 of the horizontal channel member 30. A box Q is attached to the vertical channel member 20. There is to fix it detachably.

  The vertical channel member 20 of the second means includes a locking nut 33 disposed in the opening 31 of the horizontal channel member 30 and locked to the lip 32 of the opening 31, and the front of the vertical channel member 20. Both ends of the holding portion 41 fixed to the side surface are extended to the opening portion 31 of the lateral channel member 30 and a channel connecting bracket 40 provided with a crimping portion 42, and the crimping portion 42 of the channel connecting bracket 40 is passed through and locked. A pair of fixing bolts that are screwed onto the nut 33. 34 and is slidably mounted along the longitudinal direction of the lateral channel member 30.

  The vertical channel member 20 of the third means penetrates the vertical channel member 20 and a locking nut 33 disposed in the opening 31 of the horizontal channel member 30 and locked to the lip 32 of the opening 31. It is connected with a channel fixing bolt 34 screwed to the locking nut 33 and is slidably mounted along the longitudinal direction of the lateral channel member 30.

  The locking metal fitting 10 of the fourth means is connected to the upper end of the vertical channel member 20 and the locking piece 12 to be engaged with the upper surface of the cross member 3 having an inverted L-shaped cross section. The connecting piece 11 to be held and the holding piece 13 for holding the lower end portion of the cross member 3 are provided so as to be slidably locked along the longitudinal direction of the cross member 3.

  The fifth means is a box mounting method to a frame in which a cross member 3 having an inverted L-shaped cross section is connected to the upper part of a plurality of column members 2 constituting the frame, and a box Q is attached to the cross member 3. , A connecting piece 11 to be connected to the upper ends of a pair of left and right vertical channel members 20 to fix the box, a locking piece 12 extending from the connecting piece 11 and locked to the upper surface of the cross member 3, and the locking piece 12 A pair of locking metal fittings 10 extending from the holding member 13 and holding the lower end portion of the cross member 3 is provided, and each holding piece 13 is connected in a state where the back surface of the cross member 3 is locked to the lower end portion of the cross member 3. The piece 11 is rotated to the front side of the cross member 3, the locking member 10 is locked to the cross member 3, the upper end portion of the vertical channel member 20 is connected to the connecting piece 11, and the locking member 10 is connected to the cross member 3. The vertical channel member 20 connected to the connecting piece 11 by sliding along the longitudinal direction of After adjust the distance to the attachment position of the box Q, in the vertical channel member 20 to the box mounting method of fixing the box Q.

  In the sixth means, the frame is a frame that supports the solar cell array P, and a connection box or a weather conversion box is attached as the box Q to solve the problem.

  According to the first aspect of the present invention, a pair of locking metal fittings 10 that are slidably locked to the horizontal member 3 and a horizontal channel in which an opening of the channel material is horizontally connected between the lower portions of the column member 2 toward the front. And a vertical channel member 20 connected to the locking fitting 10 and slidably connected along the opening 31 of the lateral channel member 30 and mounted with the opening of the channel member facing the front. By attaching the box Q to the opening 21 of the vertical channel member 20 so as to be detachable, the box Q can be attached without depending on the frame design or the assembly work.

  According to the second aspect, since the vertical channel member 20 and the horizontal channel member 30 are connected by the channel connecting bracket 40 and the pair of fixing bolts 34, extremely strong connection is possible. Moreover, even after the frame is assembled, the box Q can be easily mounted and changed in position, and a frame whose dimensions change depending on the construction site can also be mounted.

  Further, the vertical channel member 20 according to claim 3 is provided in the opening 31 of the horizontal channel member 30, and is provided with a locking nut 33 that engages with the lip portion 32 of the opening 31, and the vertical channel member 20. Are connected by channel fixing bolts 34 penetrating the vertical channel member 20 from the opening 21 side, so that the vertical channel member 20 and the horizontal channel member 30 can be easily connected, and the box Q can be attached even after the frame is assembled. The position can be easily changed, and it can be mounted on a gantry whose dimensions change depending on the construction site.

  And the latching metal fitting 10 of Claim 4 has the latching piece 12 latched to the upper surface of the horizontal member 3 which comprised the side reverse L shape, the connection piece 11 which connects the said vertical channel material 20, Since it comprises the holding piece 13 that holds the lower end portion of the cross member 3, it is possible to reliably connect the orthogonal portions of the vertical channel member 20 and the horizontal channel member 30, and to make the vertical channel member along the longitudinal direction of the horizontal channel member 30. 20 can be slid.

  On the other hand, according to the box mounting method described in claims 5 and 6, the mounting work of the box Q such as the junction box or the weather conversion box is not affected by the design or assembling work of the gantry. It can be easily mounted and changed in position, and can be mounted on a stand whose dimensions change depending on the construction site.

  In the best mode of the frame of the present invention, the cross member 3 is connected to the upper part of the pair of left and right pillar members 2 on which the box Q is installed, and a pair of locking metal fittings 10 that are slidably locked to the cross member 3 are provided. The locking metal fitting 10 includes a locking piece 12 that is locked to the upper surface of the cross member 3 having an inverted side L shape, a connecting piece 11 that connects the vertical channel member 20, and a lower end portion of the cross member 3. The holding piece 13 is held. The locking piece 12 is provided so as to be slidably locked along the longitudinal direction of the cross member 3. A horizontal channel member 30 is provided between the lower portions of the column members 2 so that the opening of the channel member is horizontally connected to the front. A vertical channel member 20 is provided which is connected to the locking metal fitting 10 and is slidably connected along the opening 31 of the horizontal channel member 30. The vertical channel member 20 is disposed in the opening 31 of the horizontal channel member 30 and is held on the front side surface of the vertical channel member 20 by a locking nut 33 that is locked to the lip 32 of the opening 31. Both ends of the portion 41 are extended to the opening 31 of the lateral channel member 30 and a channel connecting bracket 40 provided with a crimping portion 42, and the crimping portion 42 of the channel connecting bracket 40 is passed through and fixed to the locking nut 33. They are connected by a pair of fixing bolts 34 and are slidably mounted along the longitudinal direction of the lateral channel member 30. The box Q is detachably fixed to the opening 21 of the vertical channel member 20 to achieve the original purpose.

  An embodiment of the present invention will be described below. The gantry of the present invention is a gantry that supports the solar cell array P by erecting a plurality of column members 2 (see FIG. 1). The basic configuration of the present invention includes a cross member 3, a locking bracket 10, a vertical channel member 20, and a horizontal channel member 30 (see FIG. 2).

  The cross member 3 is a member in which upper portions of a pair of left and right column members 2 on which the box Q is installed are connected (see FIG. 3). The column member 2 is provided with a brace 4 to increase the strength. Further, each column member 2 in FIG. 1 is erected on the base member 1 disposed at the lowermost end of the column member 2. Furthermore, the illustrated cross member 3 has an inverted L-shaped side surface, and has a flat surface as an upper surface, and a locking member 10 described later is slidably locked on the upper surface (see FIG. 4).

  The locking metal fitting 10 includes a connecting piece 11, a locking piece 12, and a holding piece 13 (see FIG. 5). The connecting piece 11 is a portion that is connected to an upper end portion of a vertical channel member 20 described later, and the vertical channel member 20 is suspended from the horizontal member 3. In the illustrated connecting piece 11, a connecting bolt 14 penetrating the connecting piece 11 from the front surface of the locking metal fitting 10 is connected and fixed to a locking nut 22 mounted inside the vertical channel member 20. At this time, when the opening 21 of the vertical channel member 20 faces the front, the locking nut 22 is locked to the lip of the opening 21. Further, in the vertical channel member 20 in which the long hole 23 is continuously formed on the opposite side surface of the opening 21, the long hole 23 is installed facing the front and connected to the locking nut 22 disposed inside the vertical channel member 20. It is also possible (not shown).

  The locking piece 12 is an inverted L-shaped portion that is locked to the upper surface of the cross member 3 that has an inverted side L shape, and is slidably locked along the longitudinal direction of the cross member 3. On the other hand, the holding piece 13 is a portion that holds the lower end portion of the cross member 3, and is provided so that the locking fitting 10 does not fall off the cross member 3 (see FIG. 5). At this time, by cutting off the corner of the holding piece 13 obliquely, the safety during the operation of the locking fitting 10 can be enhanced. In the illustrated example, the fastening bolt 15 is passed through the locking piece 12 from the back surface of the locking piece 12 and is crimped to the back surface of the horizontal member 3. It is increasing.

  The longitudinal channel member 20 is a lip groove steel channel member connected to the locking fitting 10, and is mounted so that the box Q is attached to the front surface of the channel member (see FIG. 3). The lower end portion of the vertical channel member 20 is slidably connected to the horizontal channel member 30. In the illustrated example, the channel connection fitting 40 is used to be slidable along the longitudinal direction of the lateral channel member 30.

  The channel connection bracket 40 is a bent strip-shaped bracket, and includes a holding portion 41 provided at the center of the longitudinal direction thereof, and a crimping portion 42 provided at both ends of the holding portion 41 (see FIG. 8). And the holding | maintenance part 41 is fixed to the front of the vertical channel material 20, and the opening part 31 of the horizontal channel material 30 crimps and fixes the crimping | compression-bonding part 42.

  When the holding portion 41 of the channel connection fitting 40 is mounted on the vertical channel member 20, the opening 21 of the vertical channel member 20 or the like can be directed to the front (see FIG. 8). In this case, the locking nut 22 disposed inside the vertical channel member 20 is locked to the lip portion of the opening 21, and the channel fixing bolt 34 is screwed to the locking nut 22 to The channel fixing bolt 34 is connected to the locking nut 33 attached to the.

  Further, as shown in FIG. 9, in the vertical channel member 20 in which the long hole 23 is continuously formed on the opposite side surface of the opening 21, the vertical channel member 20 and the horizontal channel member 30 are connected without using the channel connection fitting 40. be able to. For example, a locking nut 33 is disposed in the opening 31 of the horizontal channel member 30, locked to the lip portion 32 of the opening 31, and the long hole 23 extends from the opening 21 facing the front of the vertical channel member 20. The channel fixing bolt 34 through which the screw is inserted is screwed to the locking nut 33 (see FIG. 10). Even when the long hole 23 faces the front, it can be fixed with a long channel fixing bolt 34 (see FIG. 11). In this way, when the existing long hole 23 is used, alignment when attaching the lateral channel member 30 described later becomes easy.

  On the other hand, in order to fix the crimping portion 42 to the opening 31 of the lateral channel member 30 by crimping, a locking nut 33 is disposed in the opening 31 of the lateral channel member 30, and this locking nut 33 is connected to the lip of the opening 31. Lock to the part 32. And a pair of fixing bolt 34 which penetrates the crimping | compression-bonding part 42 is screwed to the latching nut 33 (refer FIG. 8).

  The horizontal channel material 30 is also made of the same channel material as the vertical channel material 20. And the opening part of a channel material turns to the front, and it connects horizontally between the lower parts of the pillar material 2 which attaches the box Q. As shown in FIG. The illustrated horizontal channel member 30 shows a state in which the horizontal channel member 30 is mounted using the fixing bolt 16 that fixes the brace 4 to the column member 2 (see FIG. 7). A lower end portion of the vertical channel member 20 is slidably connected along the opening 31 of the horizontal channel member 30 fixed in this manner, and the box Q is detachably fixed to the opening 21 of the vertical channel member 20. It is. The box Q is fixed by screwing a bolt (not shown) on the box Q side to a locking nut 33 mounted in the opening 21 of the vertical channel member 20.

  The box mounting method of the present invention is a method of attaching the box Q to the above-described solar cell array mount. In other words, a cross member having an inverted L-shaped cross section is connected to the top of a plurality of column members 2 constituting the frame, and a box Q is attached to the cross member 3.

  First, the connecting piece 11 is rotated to the front side of the cross member 3 in a state in which each holding piece 13 is locked to the lower end portion of the cross member 3 from the rear side of the cross member 3, and the pair of locking metal fittings 10 are attached to the cross member 3. Lock (see FIGS. 6 (A), (B) and (C)). Then, the upper ends of the pair of left and right vertical channel members 20 that fix the box Q to the locking metal fitting 10 are connected. Further, by sliding the locking metal fitting 10 along the longitudinal direction of the cross member 3, the interval between the vertical channel members 20 connected to the connecting piece 11 is adjusted according to the mounting position of the box Q (see FIG. 4). ). After this adjustment, the box Q is fixed to the vertical channel member 20 (see FIG. 3), and the locking fitting 10 is fixed with the fastening bolt 15 (see FIG. 5). At this time, the frame is a frame that supports the solar cell array P, and the box Q is a connection box or a weather conversion box. The box mounting method can also be applied to other mounts and other boxes.

  Note that the present invention is not limited to the illustrated example, and it is possible to arbitrarily change the design and dimensions of each component such as the locking metal fitting 10, the vertical channel member 20, the horizontal channel member 30, and the material. The present invention can be freely changed without departing from the scope of the present invention.

It is a front view which shows one Example of this invention mount frame. It is a disassembled perspective view which shows a vertical channel material, a horizontal channel material, and a mounting state. It is a disassembled perspective view which shows the state which attaches a box to this invention mount frame. It is a perspective view which shows the state which latched the latching metal fitting to the horizontal member. It is a side view which shows the mounting state of a latching metal fitting. (A), (B), and (C) are process diagrams showing a process of locking the locking bracket to the cross member. It is a side view which shows the state which fixes a horizontal channel material to a pillar material. It is a disassembled perspective view which shows a channel connection metal fitting. It is a perspective view which shows the Example which uses another vertical channel material. It is a side view which shows the other state which fixes a vertical channel material. It is a side view which shows the other state which fixes a vertical channel material.

Explanation of symbols

P Solar cell array Q Box 1 Base material 2 Column material 3 Cross member 4 Brace 10 Locking bracket 11 Connection piece 12 Locking piece 13 Holding piece 14 Connection bolt 15 Fixing bolt 16 Fixing bolt 20 Vertical channel material 21 Opening 22 Locking nut 23 Long hole 30 Horizontal channel material 31 Opening part 32 Lip part 33 Locking nut 34 Channel fixing bolt 40 Channel connection bracket 41 Holding part 42 Crimping part 43 Fixing bolt 44 Fixing bolt 44

Claims (6)

  A pedestal that supports a solar cell array by standing a plurality of pillar members, and a pair of left and right pillar members on which a box is installed are connected to each other by a cross member and slidably locked to the cross member. A fastening member, a lateral channel member in which the opening of the channel member is horizontally connected between the lower portions of the pillar members, and a slide connected to the locking member and along the opening of the transverse channel member. A frame for a solar cell array, comprising a vertically connected channel member, and a box detachably fixed to the vertically channel member.   The vertical channel member is disposed in the opening of the horizontal channel member, and a locking nut that locks to the lip portion of the opening, and a horizontal channel member at both ends of a holding portion fixed to the front side surface of the vertical channel member. Are connected by a pair of fixing bolts that pass through the crimping portion of the channel connection fitting and screwed to the locking nut, and are connected in the longitudinal direction of the lateral channel member. The pedestal for solar cell array according to claim 1, which is slidably mounted along the solar cell array.   The vertical channel member includes a locking nut disposed in the opening of the horizontal channel member and locked to the lip of the opening, and a channel fixing bolt that passes through the vertical channel material and is screwed to the locking nut. The pedestal for solar cell array according to claim 1, which is connected and slidably mounted along the longitudinal direction of the lateral channel member.   The locking bracket includes a locking piece that is locked to the upper surface of a cross member having an inverted L-shaped cross section, a connecting piece that is connected to the upper end of the vertical channel member, and a holding piece that holds the lower end of the cross member. The pedestal for solar cell array according to claim 1, which is provided so as to be slidably locked along the longitudinal direction of the cross member.   A pair of left and right vertical channels for fixing a box to a frame in which a cross member having an inverted L-shaped cross section is connected to the upper part of a plurality of pillar members constituting the frame, and a box is attached to the horizontal member. A connecting piece that is connected to the upper end of the member, a locking piece that extends from the connecting piece and engages the upper surface of the cross member, and a holding piece that extends from the engaging piece and holds the lower end of the cross member. A pair of locking metal fittings are provided, and each holding piece is locked to the front side of the cross member in a state where the back of the cross member is locked to the lower end of the cross member to lock the locking metal piece to the cross member, By connecting the upper end of the vertical channel material to the connecting piece and sliding the locking bracket along the longitudinal direction of the horizontal member, the interval of the vertical channel material connected to the connecting piece is adjusted according to the mounting position of the box After fixing the box to the vertical channel material That box method of attaching to the frame. 6. The method of attaching a box to a frame according to claim 5, wherein the frame is a frame that supports a solar cell array, and a connection box or a weather conversion box is attached as the box.

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