JP7340253B2 - Roof snow protection device - Google Patents

Description

TECHNICAL FIELD The present invention relates to a snow protection device for a roof.

The applicant has developed Japanese Patent Application Publication No. 2019-65588 (Patent Document 1) as this type of snow prevention device and has filed a patent application.

Briefly explaining Patent Document 1, it includes a support that can be fixed on a sloped roof, a snow stopper that can be attached to this support, and a plurality of snow stoppers that are fixed at intervals on the sloped roof. A snow stopper for a roof is configured such that the snow stopper can be installed horizontally between the supports, wherein the snow stopper is made of a wire rod, and at both ends of the snow stopper, The structure includes a mounting portion that can be crimped onto the support by applying a pressing load to the support from above.

JP2019-65588A

The present invention relates to an improvement of the above-mentioned Patent Document 1, and the snow stopper has a good appearance in the form of a horizontally long plate that matches the rectangular-based houses that are currently mainstream, and the snow stopper is fixed to the roof. To provide a snow stopper for a roof that can be easily attached to a support and has excellent workability.

The gist of the present invention will be explained with reference to the accompanying drawings.

It is equipped with a support A that can be fixed on the roof 1 and a snow stopper B that can be attached to the support A, and the snow A snow stopper for a roof is configured such that a stopper B can be installed in a horizontally suspended state, and the support A has mounting portions 3 for attaching the snow stopper B on both left and right sides of the support A. The snow stopper B is installed on the mounting part 3 by being installed horizontally between the plurality of supports A fixed at intervals on the roof 1. The snow stopper B is composed of a horizontally long board that stands upright on the roof surface 2.The horizontally long board that constitutes the snow stopper B has at least both left and right ends folded back to form an inverted U-shape in cross section. Both left and right end portions of the inverted U-shape are configured as fitting portions 4 that can be fitted into the mounting portion 3 of the support A from above, and the left and right fitting portions 4 include the mounting portion 3. This relates to a roof snow stopper characterized in that it is provided with fastening means 7 for fastening in a fitted state to the roof.

Further, the inverted U-shaped fitted portion 4 of the snow stopper B has a narrow space portion 8 smaller than the thickness and width dimension of the mounting portion 3 between the front plate 5 and the rear plate 6 which are oppositely provided in the front and rear. The narrow spaced portion 8 is configured as the fastening means 7 that presses the fitting portion 3 to the fitting portion 3 by applying a pressing load to the fitted portion 4 from above. The snow protection device for a roof according to claim 1 is characterized in that:

In addition, the inverted U-shaped fitted portion 4 of the snow stopper B is such that the distance between the lower sides of the front plate 5 and the rear plate 6, which are opposed to each other in the front and back, is the thickness width of the mounting portion 3 of the support A. The front plate 5 and the rear plate 6 are formed in such a shape that the opposing gap in the middle part thereof is smaller than the thickness and width dimension of the mounting part 3 of the support A. A large gap 9 between the lower sides of the plate 5 and the rear plate 6 is configured as a guide opening 9 that guides the mounting part 3 to be fitted, and a narrow gap between the middle part of the front plate 5 and the rear plate 6. Claims 1 and 2, characterized in that the portion 8 is configured as the fastening means 7 that presses the fitting portion 3 to the fitting portion 3 by applying a pressing load to the fitted portion 4 from above. The present invention relates to the roof snow prevention device according to any one of the items.

Further, the entire length of the snow stopper B is formed by folding back to have an inverted U-shaped cross section, and both left and right ends of the snow stopper B having an inverted U shape are configured as the fitted portions 4. , the rear plate 6 of this snow stopper B is formed by bending, so that the lower facing interval between the front plate 5 and the rear plate 6 is larger than the thickness and width dimension of the mounting part 3 of the support tool A. The front plate 5 and the rear plate 6 are formed in such a shape that the opposing interval between the middle parts thereof is smaller than the thickness and width dimension of the mounting part 3 of the support A, and the fitted part 4 , a large gap 9 on the lower side of the front plate 5 and the rear plate 6 is configured as a guide opening 9 that guides the fitting part 3, and a narrow gap in the middle of the front plate 5 and the rear plate 6. Claims 1 to 3, characterized in that the portion 8 is configured as the fastening means 7 that presses the fitting portion 3 to the fitting portion 3 by applying a pressing load to the fitted portion 4 from above. The present invention relates to the roof snow prevention device according to any one of the items.

In addition, the fastening means 7 is provided with an engaging recess 11 in the fitted part 4 to which the locking convex part 10 provided on the mounting part 3 engages and locks, or the fitted part 4 A locking protrusion 10 that engages and locks the engagement recess 11 provided in the mounting portion 3 is provided, and when the locking protrusion 10 locks in the engagement recess 11, the 5. The snow stopper for a roof according to any one of claims 1 to 4, wherein the fitting part 4 is configured to be fixed to the mounting part 3 in a fitted state. be.

Since the present invention is constructed as described above, by fixing a plurality of supports at intervals on the roof and installing the snow stopper horizontally between the plurality of supports, the snow stopper effect on the roof can be achieved. In addition, the snow stopper is in the form of a horizontally long plate and is installed on the roof so that it stands up against the roof surface, so it looks good, especially for buildings with rectangular shapes that have recently become mainstream. When installed on the roof, the snow stopper of the present invention matches the appearance without any discomfort and provides a good appearance.Furthermore, the snow stopper of the present invention has a structure that allows the fitting part to be fitted into the mounting part of the support to be easily designed and realized. In addition, it can be easily attached to the support simply by fitting it into the attachment part and fixing it with the fixing means, making it an extremely practical roof snow prevention device.

Furthermore, in the inventions described in claims 2 to 4, there is no need for operations such as bolt tightening to attach the snow stopper to the support, and snow can be removed from the support by a so-called one-touch operation that only applies a pressing load to the support. The snow stopper for a roof has a more practical structure in which the fitting part of the stopper can be easily attached by crimping.

In addition, especially when configured as in the third and fourth aspects of the invention, the snow stopper is provided with a simple structure that includes a fitting part that can be easily fitted to the mounting part of the support by the guiding opening. The design can be realized easily.

In addition, especially when configured as in the invention set forth in claim 4, the snow catcher formed by folding back in an inverted U-shape catches snow on the roof with its rear plate; Since the roof is bent, it has an advantageous structure in terms of strength, and the snow stopper is not easily deformed and exhibits an excellent snow stop function, resulting in a roof snow stop device with an even more practical structure.

Further, in the invention as claimed in claim 5, the fitted part of the snow stopper is securely fixed to the mounting part of the support in a state where it cannot be removed by the fastening means having a simple structure, which is a more practical structure. It becomes a snow prevention device for roofs.

1 is a schematic explanatory perspective view showing a usage state of Example 1. FIG. 1 is an exploded perspective view showing Example 1. FIG. FIG. 2 is a perspective view showing a state in which the support of Example 1 is fixed to a roof. FIG. 4 is an explanatory perspective view following FIG. 3 and showing a state in which the snow stopper is being attached to the attachment portion of the support. FIG. 2 is an explanatory side view with the mounting portion and the snow stopper cut away, showing the usage state of Example 1. FIG. 7 is an explanatory side view with the mounting portion and the snow stopper cut away, showing the usage state of Example 2.

Embodiments of the present invention that are considered suitable will be briefly described by showing the effects of the present invention based on the drawings.

A plurality of supports A are fixed on a roof 1 at intervals.

Next, the fitted parts 4 at both left and right ends of the snow stopper B are fitted into the mounting parts 3 provided so as to protrude from both the left and right sides of the support A, and the fitting parts 4 provided on the fitted parts 4 are fitted. When the fitting part 4 is fixed to the mounting part 3 by the fastening means 7, the snow stopper B is installed horizontally between the plurality of supports A, and this snow stopper B is placed on the roof 1. Demonstrates snow prevention effect.

That is, the fitting part 4 of the snow stopper B can be easily fitted onto the mounting part 3 of the support A from above and fixed by the fastening means 7. 4) is attached to (the attachment part 3 of) the support A.

In addition, at this time, the snow stopper B of the present invention, which is composed of a horizontally long plate material and is arranged on the roof 1 in an upright manner with respect to the roof surface 2, has a good appearance and has become popular especially recently. When installed on the roof of a building with a rectangular shape, it matches the exterior without looking out of place and provides a good appearance.

Further, the fitted part 4, which is formed by bending at least both left and right ends of a horizontally long plate material constituting the snow stopper B, into an inverted U-shape, can be formed by using, for example, a metal plate for the horizontally long plate material. The design can be easily realized by simple means such as press working.

A concrete example 1 of the present invention will be described based on FIGS. 1 to 5.

As shown in FIG. 1, the roof snow prevention device of this embodiment includes a support A that can be fixed on a sloped roof 1, and an oblong strip plate-like body with a length of 500 mm or less that can be attached to the support A. It is equipped with a snow stopper B consisting of.

Further, although the drawings illustrate a vertical flat roof 1 of the fitting type as the sloped roof 1, the present invention can be applied to other roof structures by changing the structure of fixing the support A to the roof 1. be.

Hereinafter, in this embodiment, the longitudinal direction of the seam part 12 of the vertical thatched roof 1, that is, the direction corresponding to the direction along the slope direction of the roof 1, will be referred to as the front-rear direction in the support tool A and the snow stopper B, which will be described later. Let's define and explain.

As shown in FIG. 2, the support A of this embodiment includes a pair of left and right clamping parts 13 made of metal plate materials, and a single clamping member installed penetratingly between the pair of clamping parts 13. A tightening nut 15 is screwed onto the tip of the tightening bolt 14, which is passed through between the pair of clamping parts 13. For example, by tightening and rotating a tightening nut 15 with respect to a tightening bolt 14 that is disposed through the clamping part 13 in a non-rotating state, the clamping opposing parts 16 formed in each clamping part 13 are connected to each other. It is configured such that it can be clamped and fixed to (the seam 12 of) the roof 1 by bringing them close together and sandwiching the seam 12 of the roof 1 from the left and right sides (see FIGS. 3 and 4).

Further, at the lower parts of the left and right clamping parts 13, the clamping opposing parts 16 are provided to protrude toward the opposing inner sides, and at four places in the front and back of the lower parts of the left and right clamping parts 13, the clamping opposing parts 16 Placing legs 17 that are placed on the roof surface 2 when the joint portion 12 is held are provided to protrude toward the opposing outer sides of the left and right holding portions 13.

Furthermore, a mounting portion 3 for mounting the snow stopper B is provided at the front portion of the support A so as to protrude from both left and right sides of the support A.

Specifically, on the left and right sides of the front part of the support A, vertically long strip-shaped plates having plate surfaces along the left-right direction perpendicular to the front-rear direction of the support A are provided. are configured as the mounting portions 3 that slightly protrude from both left and right sides of the support A. Further, the lower portions of the left and right mounting portions 3 are bent at right angles, and these bent lower portions are configured as the aforementioned mounting legs 17.

That is, although this embodiment shows a case where separate attachment parts 3 are provided on the left and right parts of the support A, for example, a horizontally long plate having a plate surface along the left and right direction on the front part of the support A is shown. A plate material may be provided, and the left and right portions of this plate material may be configured as the mounting portions 3 (the left and right mounting portions 3 are configured as one piece).

The snow stopper B of this embodiment is mounted horizontally between the plurality of supports A fixed at intervals on the roof 1 and attached to the attachment part 3, so that it is erected on the roof surface 2. It is made up of horizontally oblong rectangular metal plates placed in the center.

Moreover, this snow stopper B is set and configured to have a length dimension (for example, 333 mm, 350 mm, etc.) that is equivalent to the spacing dimension (working width dimension) between the joints 12 of the vertical thatched roof 1. The structure is such that one snow stopper B can be installed in a bridged state (horizontal state) between the two supports A fixed to adjacent halves 12 (see Fig. 1). ).

Therefore, this snow stopper B, which has a length of 400 mm or less, is lightweight and easy to handle. The structure is such that the installation work can be done easily and safely.

In addition, the horizontally long metal plate constituting the snow stopper B is formed by folding the entire length in an inverted U-shape in cross section by metal press processing, etc., and has an inverted U-shape at both left and right ends. The shaped portion is configured as a fitting portion 4 that can be fitted into the mounting portion 3 of the support A from above.

Furthermore, when the fitted part 4 is fitted into the mounting part 3, this snow stopper B has its upper edge disposed at the same height as the support A, and its lower edge. The height and thickness of the snow stopper B, as well as the support equipment, should be adjusted so that the snow stopper B is placed in a floating state above the roof surface 2 (so that a drainage channel is formed under the snow stopper B). The shape etc. of the attachment part 3 of A are set and configured.

Further, the left and right fitted parts 4 of this snow stopper B are provided with fastening means 7 for fastening to the mounting part 3 in a fitted state.

Specifically, in the inverted U-shaped fitted portion 4, the opposing distance between the middle portions of the front plate 5 and the rear plate 6, which are disposed opposite each other in the front and back, is smaller than the thickness and width dimension of the mounting portion 3 of the support A. The narrow space part 8 between the front plate 5 and the rear plate 6 is formed in a shape having opposing intervals, and the mounting part 3 is mounted by applying a pressing load to the fitted part 4 from above. The fastening means 7 is configured to be crimped onto the portion 3 (see FIGS. 4 and 5).

That is, for example, by applying a pressing load to the snow stopper B (the fitted part 4 thereof) by hitting the support A from above with a striking tool H such as a hammer, the attachment part of the support A can be removed. 3, the fitting portion 4 can be crimped with a so-called one-touch operation (see FIG. 5).

In addition, in this fitted part 4, the distance between the lower sides of the front plate 5 and the rear plate 6, which are arranged opposite each other in the front and back, is at least five times (preferably eight times) the thickness and width dimension of the mounting part 3 of the support A. The large gap 9 between the lower sides of the front plate 5 and the rear plate 6 is configured as a guide opening 9 that guides the mounting portion 3 to be fitted into the mounting portion 3. .

That is, the fitted part 4 is configured to be easily fitted into the mounting part 3 from above through this vast guide opening 9 (see FIGS. 4 and 5).

More specifically, the fitted portion 4 is formed by bending the rear plate 6 into a V-shape (dog-shaped) in cross section, with its vertical middle closest to the front plate 5. As a result, the narrow interval part 8 (the fixing means 7) smaller than the thickness and width dimension of the mounting part 3 is provided between the middle part of the rear plate 6 and the front plate 5, and this narrow interval part 8 The lower part of the guide opening 9 is formed so that the rear plate 6 is separated from the front plate 5 and the facing distance becomes wider as the lower part goes further.

Further, in the fastening means 7 of this embodiment, an engagement hole 11 as an engagement recess 11 is formed penetratingly in the rear plate 6 of the fitting part 4, and on the other hand, a fitting hole 11 as an engagement recess 11 is formed penetratingly in the rear plate 6 of the fitting part 4. A locking protrusion 10 is integrally provided which is press-fitted into the engagement hole 11 when the part 4 is fitted into the mounting part 3, and the locking protrusion 10 is locked into the engagement hole 11. By doing so, the fitted portion 4 is configured to be securely fixed to the mounting portion 3 in a secure manner to prevent it from coming off (see FIGS. 4 and 5). Note that a locking protrusion 10 is provided on the rear plate 6 of the fitted portion 4, and an engagement recess 11 (for example, an engagement hole 11) into which the locking protrusion 10 locks is provided in the mounting portion 3. Also good.

In addition, the engagement hole 11 of this embodiment is formed as a horizontally elongated hole, so that even if there is a dimensional error in the roof panel or an error in the mounting position of the roof panel, these errors can be absorbed and the locking convex portion 10 is configured so that it can be locked.

That is, in this embodiment, a double firm fastening means 7 is adopted, which is the compression of the narrow space part 8 to the mounting part 3 and the locking of the locking convex part 10 to the engagement hole 11. ing.

A specific example 2 of the present invention will be described based on FIG. 6.

This embodiment is a case in which the structure of the fastening means 7 is different from that of the first embodiment.

Specifically, in the fastening means 7 of this embodiment, a cut-out piece 18 is formed on the rear plate 6 of the fitted portion 4, and the cut-out piece 18 is formed so that the lower side can be bent and deformed in the front-rear direction. The lower end is bent at a right angle toward the front plate 5, and the bent tip forms the locking convex portion 10A. An engagement hole 11A serving as an engagement recess 11A into which the locking convex portion 10A is press-fitted is formed through.

Further, the fastening means 7 of this embodiment does not have a crimping structure using the narrow space portion 8.

That is, the present embodiment is configured such that the fitted part 4 is prevented from coming off from the mounting part 3 by the fastening means 7 which press-fits and locks the locking protrusion 10A into the engagement recess 11A (engagement hole 11A). has been done.

The other configurations are the same as in the first embodiment.

Note that the present invention is not limited to the first and second embodiments, and the specific configuration of each component can be designed as appropriate.

1 Roof 2 Roof surface 3 Attachment part 4 Fitted part 5 Front plate 6 Rear plate 7 Fastening means 8 Narrow interval part 9 Guidance opening part
10 Locking protrusion
11 Engagement recess A Support tool B Snow stopper

Claims (5)

The snow stopper is provided with a support that can be fixed on the roof and a snow stopper that can be attached to the support, and the snow stopper is in a horizontal state between the plurality of supports that are fixed at intervals on the roof. A snow stopper for a roof is configured such that it can be attached to the snow stopper, and the support is provided such that a mounting part for attaching the snow stopper protrudes from both left and right sides of the support, The snow stopper is a horizontally long plate material that is installed in an upright state with respect to the roof surface by being installed on the mounting portion by being installed horizontally between the plurality of supports fixed at intervals on the roof. The horizontally long plate material constituting this snow stopper is formed by folding at least both left and right ends into an inverted U-shaped cross section, and both left and right ends of this inverted U shape are attached to the mounting part of the support tool. It is configured as a fitted part that can be fitted from above, and the left and right fitted parts are provided with fastening means for fastening to the mounting part in a fitted state. Features: Roof snow prevention device. The inverted U-shaped fitting part of the snow stopper is formed in a shape having a narrow gap smaller than the thickness and width dimension of the mounting part between the front plate and the rear plate which are arranged opposite each other in the front and rear. 2. The snow stopper for a roof according to claim 1, wherein the narrow spaced portion is configured as the fastening means that presses the fitting portion against the mounting portion by applying a pressing load to the fitted portion from above. Device. The inverted U-shaped fitted portion of the snow stopper has a lower opposing distance between a front plate and a rear plate that are opposed to each other in the front and back, and is larger than the thickness and width dimension of the mounting portion of the support. , the front plate and the rear plate are formed in such a shape that the opposing interval in the middle part thereof is smaller than the thickness and width dimension of the attachment part of the support, and the large interval between the lower sides of the front plate and the rear plate is formed. is configured as a guiding opening that guides the fitting part to the mounting part, and a narrow space between the middle parts of the front plate and the rear plate applies a pressing load to the fitting part from above with respect to the mounting part. 3. The snow stopper for a roof according to claim 1, wherein the fixing means is configured to be crimped onto the mounting portion by means of a screw. The entire length of the snow stopper is folded to have an inverted U-shaped cross section, and both left and right ends of the inverted U-shaped snow stopper are configured as the fitted portions, and the snow stopper has an inverted U-shaped cross section. By forming the rear plate by bending, the lower facing interval between the front plate and the rear plate is larger than the thickness and width dimension of the attachment part of the support, and The fitting portion is formed in such a shape that the facing interval between the parts is smaller than the thickness and width dimension of the mounting part of the support, and in the fitted part, the large spaced part on the lower side of the front plate and the rear plate is connected to the mounting part of the support. The narrow space between the front plate and the rear plate is configured as a guiding opening that guides the fitting part to the fitting part, and the narrow gap part in the middle of the front plate and the rear plate applies a pressing load to the fitting part from above with respect to the mounting part. The snow stopper for a roof according to any one of claims 1 to 3, characterized in that it is configured as the fastening means for crimping. The fastening means may include an engaging recess provided in the fitted part to which a locking protrusion provided on the mounting part engages and locks, or an engaging recess provided in the fitted part to be engaged with the locking protrusion provided in the mounting part. A locking protrusion that engages and locks the engagement recess is provided, and by locking the locking protrusion in the engagement recess, the fitted part is fixed to the mounting part in the fitted state. The roof snow prevention device according to any one of claims 1 to 4, characterized in that it is configured to

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