JP4801024B2 - Floor insulation structure and floor insulation method - Google Patents

Description

  The present invention relates to a floor heat insulating structure and a floor heat insulating method for imparting heat insulation to a floor structure in which a plurality of floor beams are horizontally mounted on a floor beam.

Conventionally, in order to provide heat insulation to the entire floor structure in which a plurality of floor beams are horizontally mounted on the floor beam, the floor joists between each of the plurality of floor beams and the floor beams are constructed. The heat insulating material was covered (for example, refer patent document 1 etc.).
Japanese Patent No. 3871419

  However, in the conventional floor insulation structure and construction method described above, since the floor joists between the floor beams and the floor beams are individually covered with the heat insulating material, the installation work is troublesome. It was.

  Then, when giving heat insulation to the whole surface of a floor structure, this invention aims at providing the floor heat insulation structure and floor heat insulation construction method excellent in workability.

  In order to achieve the above object, a floor heat insulating structure of the present invention is a floor heat insulating structure that provides heat insulation to a floor structure in which a plurality of floor beams are horizontally mounted on the floor beam, and is horizontally mounted on the floor beam. A receiver having a receiving portion at a lower portion installed at each joint portion between the plurality of floor beams and the floor beam, and supported between the lower portions of the plurality of floor beams and the receiving portion of the receiving device. And a plate-like heat insulating material installed.

  Further, in the case where the floor structure includes a portion that is partitioned by an intermediate beam and does not have heat insulation properties, the intermediate beam having a receiving portion at the lower portion of the intermediate beam is connected to the intermediate beam. A receiver is installed, and the plate-shaped heat insulating material may be supported and installed between the lower part of the plurality of floor beams and the receiver of the receiver and the intermediate receiver.

  Here, the receiver is provided at a lower end portion of the support portion, and a support portion that is fitted into the joint portion between the floor beam and the floor beam to support the plate-like heat insulating material. You may be comprised from the receiving part which receives the lower surface of a plate-shaped heat insulating material.

  The intermediate receiver has a support portion that supports the plate-like heat insulating material by joining the upper end of the intermediate beam, and a lower surface of the plate-like heat insulating material that is provided at the lower end portion of the support portion. And a receiving part that receives the light.

  Further, an inter-beam heat insulating material may be provided on the upper surface of the plate-shaped heat insulating material between each of the plurality of floor beams.

  Further, the floor heat insulation method of the present invention is a floor heat insulation method for imparting heat insulation to a floor structure in which a plurality of floor beams are horizontally mounted on the floor beam, and the plurality of floor beams beamed horizontally on the floor beam. And a receiving part installation step for installing a receiving part having a receiving part from the upper part to the lower part at each joint part between the floor beam and the lower part of the plurality of floor beams and the receiving part of the receiving part. And a plate-shaped heat insulating material installation step for inserting and supporting a plate-shaped heat insulating material from a lateral direction perpendicular to the floor beam.

  Further, in the case where there is a portion that does not have heat insulation partitioned by an intermediate beam in the floor structure, in the portion where the floor beam of the intermediate beam is joined in the receiver installation step, An intermediate receiver having a receiving portion at a lower portion is installed, and in the plate-like heat insulating material installation step, the plate is interposed between the lower portions of the plurality of floor beams and the receiving portions of the receiver and the intermediate receiver. A heat insulating material may be inserted and supported from the lateral direction perpendicular to the floor beam.

  Further, after the plate-shaped heat insulating material installation step, an inter-beam heat insulating material may be installed on the upper surface of the plate-shaped heat insulating material between the plurality of floor beams.

  In the floor heat insulating structure and the floor heat insulating method of the present invention configured as described above, plate-like heat insulating materials are respectively installed at the lower part of a plurality of floor beam and at each joint between the floor beam and the floor beam. Since it is configured to be supported and installed between the receiving part and the receiving part, it is possible to provide heat insulation to almost the entire surface of the floor structure, and it is excellent in workability.

  In addition, when installing an inter-beam heat insulating material on the upper surface of the plate-shaped heat insulating material between each of the plurality of floor beams, an inexpensive fiber-based heat insulating material can be used as the inter-beam heat insulating material. Thermal insulation can be improved.

  Furthermore, even if there is a part of the floor structure that is partitioned by an intermediate beam and does not have heat insulation, at the part where the floor beam of the intermediate beam is joined, an intermediate receiver having a receiving part at the lower part of the intermediate beam is provided. It is configured to support and install a plate-like heat insulating material between the lower part of multiple floor beams and the receiving part of the intermediate and receiving parts. Can be given.

  Hereinafter, the best mode for realizing the floor heat insulating structure and the floor heat insulating method of the present invention will be described based on Examples 1 to 4 shown in the drawings.

  First, the floor heat insulation structure of Example 1 is demonstrated.

  As shown in FIGS. 1 to 3, the floor heat insulating structure of Example 1 is a floor in which a substantially entire surface of a floor structure in which a plurality of floor beams 2,. It is a heat insulating structure. A plurality of receiving members 3,... Having receiving portions 3a at the lower portions respectively installed on the joining members 5,... As the joining portions of the plurality of floor beams 2,. And a plate-like heat insulating material 4 supported and installed between a lower surface of the lower beam 2... And a receiving portion 3 a of the receiver 3. Has been.

  Here, the floor beam 2 is a square steel, but is not limited thereto, and may be a C-type steel.

  Further, as shown in FIG. 2, the joining member 5 is a short C-shaped steel, and the concave portion is fitted into the concave portion of the floor beam 1 of the C-shaped steel so as to face each other, and is joined by welding joining or the like. The connection part of the small beam 2, ... and the floor beam 1 is formed.

  Furthermore, as shown in FIGS. 2 to 4, the receiver 3 is fitted into both side end surfaces of the upper flange portion 5 a and the web portion 5 b of the joining member 5 at the upper protruding portion of the end portion of the floor beam 2. A U-shaped support portion 3b for supporting the plate-like heat insulating material 4, and rectangular receiving portions 3a and 3a that are provided at both lower ends of the support portion 3b and receive the lower surface of the plate-like heat insulating material 4, It is provided with the support part 3b, and is comprised from the latching pieces 3c and 3c which latch this receiver 3 to the web part 5b of the joining member 5. FIG.

  Here, the length of the upper side portion of the support portion 3 b of the receiver 3 is a length obtained by adding the thickness of the support portion 3 b to the length of the upper flange portion 5 a of the joining member 5. The length of the vertical side portion of the support portion 3b is a length obtained by adding the thickness of the plate-like heat insulating material 4 to the length of the overlapping portion between the end face of the floor beam 2 and the web portion 5b of the joining member 5. It is.

  Moreover, although the metal thing is used suitably for this receiver 3, it is not limited to this, A plastic thing etc. can also be used.

  Furthermore, as the plate-like heat insulating material 4, those made of extruded polystyrene foam used for ordinary heat insulating materials are preferably used. However, since this plate-shaped heat insulating material 4 should just exhibit the heat insulation performance and intensity | strength required, it is not limited to the thing made from an extrusion method polystyrene foam.

  Next, the floor heat insulation method of Example 1 will be described with reference to FIG.

  The floor heat insulation method of Example 1 is a method for implementing the floor heat insulation structure of Example 1 described above.

  First, a receiving member having receiving portions 3a, 3a on the connecting member 5 as each connecting portion between the plurality of floor beams 2,... 3 is inserted and installed.

  Further, a plate-like heat insulating material 4 is orthogonal to the floor beam 2 between the lower surfaces of the plurality of floor beams 2,... And the upper surfaces of the receiving portions 3a,. Insert from the lateral direction to support.

  In this way, the floor heat insulation structure of Example 1 as shown in FIG. 1 is completed.

  In the first embodiment, three plate-like heat insulating materials 4 are used. However, the length of one plate-like heat insulating material 4 may be a length extending over a plurality of floor beams 2,. However, the present invention is not limited to this.

  In the floor heat insulating structure and the floor heat insulating method of Example 1 configured as described above, the plate-shaped heat insulating material 4 is divided into the lower surface of the plurality of floor beams 2,. Since it is configured to be supported and installed between the receiving portions 3a of the receiving members 3 that are fitted and installed in the connecting members 5 that form the respective connecting portions with the floor beam 1, almost the entire floor structure is provided with heat insulation. At that time, it is much easier to work than the conventional technology.

  Next, the floor heat insulation structure of Example 2 will be described.

  As shown in FIGS. 6 and 7, the floor heat insulating structure of the second embodiment is a floor heat insulating structure in which the entire surface of the floor structure in which a plurality of floor beams 2 are horizontally mounted on the floor beam 1 is provided with heat insulating properties. It is a structure. A plurality of receiving members 3,... Having receiving portions 3a at the lower portions respectively installed on the joining members 5,... As the joining portions of the plurality of floor beams 2,. Are provided with a plate-like heat insulating material 4 supported and installed between the lower surface of the lower beam 2,... Of the lower part and the receiving part 3a,. Are arranged such that the inter-beam heat insulating materials 6 are provided on the upper surface of the plate-like heat insulating material 4.

  That is, the difference between the first embodiment is that inter-beam heat insulating materials 6 are provided on the upper surface of the plate-shaped heat insulating material 4 between the plurality of floor beams 2. Since other configurations are the same as those of the first embodiment, the corresponding components are denoted by the same reference numerals and description thereof is omitted.

  Here, as the inter-beam heat insulating material 6, an inexpensive fiber heat insulating material such as a fine fiber glass wool is preferably used. However, the inter-beam heat insulating material 6 is not limited to one made of fine fiber glass wool as long as it exhibits the required heat insulating performance.

  Next, the floor heat insulation method of Example 2 will be described with reference to FIGS. 5 and 8 of Example 1. FIG.

  The floor heat insulation method of Example 2 is a method for implementing the floor heat insulation structure of Example 2 described above.

  First, as shown in FIG. 5, a plurality of floor beams 2... The receivers 3 having the portions 3a and 3a are fitted and installed.

  Further, a plate-like heat insulating material 4 is orthogonal to the floor beam 2 between the lower surfaces of the plurality of floor beams 2,... And the upper surfaces of the receiving portions 3a,. Insert from the lateral direction to support.

  Further, as shown in FIG. 8, inter-beam heat insulating materials 6,... Are installed on the upper surface of the plate-shaped heat insulating material 4 between the plurality of floor beams 2.

  Thus, the floor heat insulating structure of Example 2 as shown in FIG. 6 is completed.

  The floor heat insulating structure and the floor heat insulating construction method according to the second embodiment configured as described above have a plate-like heat insulating material 4 between each of the plurality of floor beams 2,... In addition to the effects of the first embodiment described above. Since the inter-beam heat insulating material 6,... Is installed on the upper surface of the floor so that the entire surface of the floor structure has heat insulating properties, the plate-shaped heat insulating material 4 made of extruded polystyrene foam or the like is relatively strong. As the inter-beam heat insulating material 6, an inexpensive fiber-based heat insulating material such as a fine fiber glass wool can be used to enhance the heat insulating property economically.

  Next, the floor heat insulation structure of Example 3 will be described.

  As shown in FIGS. 9 and 10, the floor heat insulating structure of the third embodiment gives heat insulation to a necessary surface of a floor structure in which a plurality of floor beams 2. It is a floor insulation structure. A plurality of receiving members 3,... Having receiving portions 3a at the lower portions respectively installed on the joining members 5,... As the joining portions of the plurality of floor beams 2,. Are provided with a plate-like heat insulating material 4 supported and installed between the lower surface of the lower beam and the receiving portion 3a of the receiving device 3. Further, this floor structure has a portion 7 that is partitioned by the intermediate beam 10 and does not have heat insulation. In the portion where the floor beam 2 of the intermediate beam 10 is joined, the intermediate beam 10 is formed at the lower part. An intermediate receiver 8 having a receiving portion 8a is installed. Further, the plate-like heat insulating material 4 includes the lower portions of the plurality of floor beams 2,..., The receivers 3,... And the intermediate receivers 8,. It is set as the structure supported and installed between.

  That is, the floor structure includes a portion 7 that is not provided with heat insulation, such as an entrance flap and an elevator pit, which are partitioned by the intermediate beam 10, and the intermediate beam 10 has a portion where the floor beam 2 of the intermediate beam 10 is joined. A difference from the first embodiment is that, instead of the receiver 3, an intermediate receiver 8 having a receiving portion 8a at the bottom is installed. Since other configurations are the same as those of the first embodiment, the corresponding components are denoted by the same reference numerals and description thereof is omitted.

  Here, as shown in FIGS. 10 and 11, the intermediate receiver 8 has a rectangular shape in which the upper end of the intermediate beam 10 is joined to the surface on the portion 7 side that does not have heat insulation by welding or the like. The support portion 8b and a receiving portion 8a which is provided by bending the lower end portion of the support portion 8b at a right angle and receives the lower surface of the plate-like heat insulating material 4 are configured in an L-shaped cross section.

  Further, as an example, the length of the upper side of the support portion 8 b of the intermediate receiver 8 is approximately the same as the width of the floor beam 2. Further, the length of the vertical side of the support portion 8b is a length obtained by adding the thickness of the plate-like heat insulating material 4 to the joining length for welding joining or the like of about one third of the height of the intermediate beam 10. It is.

  The length of the receiving portion 8 a of the intermediate receiving device 8 is approximately the same as the receiving portion 3 a of the receiving device 3.

  Next, the floor thermal insulation method of Example 3 is demonstrated, referring FIG.5 and FIG.12 of Example 1. FIG.

  The floor heat insulation construction method of Example 3 is a construction method for implementing the above-described floor heat insulation structure of Example 3.

  First, as shown in FIG. 5, a plurality of floor beams 2... The receivers 3 having the portions 3a and 3a are fitted and installed.

  Further, at each portion where the floor beams 2,... Of the intermediate beam 10 are joined, the support portion 8b is joined to the portion 7 side of the intermediate beam 10 where the heat insulating property is not given by welding joining or the like. The intermediate receptacles 8 having 8a are respectively installed.

  Further, a plate-like heat insulating material 4 is orthogonal to the floor beam 2 between the lower surfaces of the plurality of floor beams 2,... And the upper surfaces of the receiving portions 3a,. Insert from the lateral direction to support.

  Also, in each part where the floor beams 2,... Of the intermediate beam 10 are joined, the lower portions of the plurality of floor beams 2,. The plate-like heat insulating material 4 is inserted between the receiving portions 3a,... And 8a,.

  Thus, the floor heat insulation structure of Example 3 as shown in FIG. 9 is completed.

  In the case of the floor heat insulation structure and the floor heat insulation construction method of the third embodiment configured as described above, in addition to the effects of the first embodiment described above, the floor structure has a portion 7 that is partitioned by the intermediate beam 10 and does not have heat insulation. In addition, in the part where the floor beams 2,... Of the intermediate beam 10 are joined, an intermediate receiver 8 having a receiving portion 8a at the lower part is installed on the intermediate beam 10, and the plate-like heat insulating material 4 is attached. , And the lower portions of the plurality of floor beams 2,... And the receiving portions 3a,... And 8a,. Therefore, the necessary surface of the floor structure can be insulated.

  Next, the floor heat insulation structure of Example 4 will be described.

  As shown in FIGS. 10 and 12 of the third embodiment, the floor heat insulating structure of the third embodiment is insulated on a necessary surface of the floor structure in which a plurality of floor beams 2,. It is a floor insulation structure that gives it a good character. A plurality of receiving members 3,... Having receiving portions 3a at the lower portions respectively installed on the joining members 5,... As the joining portions of the plurality of floor beams 2,. Are provided with a plate-like heat insulating material 4 supported and installed between the lower surface of the lower beam and the receiving portion 3a of the receiving device 3. Further, this floor structure has a portion 7 that is partitioned by the intermediate beam 10 and does not have heat insulation. In the portion where the floor beam 2 of the intermediate beam 10 is joined, the intermediate beam 10 is formed at the lower part. An intermediate receiver 8 having a receiving portion 8a is installed. Further, the plate-like heat insulating material 4 includes the lower portions of the plurality of floor beams 2,..., The receivers 3,... And the intermediate receivers 8,. It is supported and installed between ... In addition, the inter-beam heat insulating materials 6,... Are provided on the upper surface of the plate-shaped heat insulating material 4 between the plurality of floor beams 2,.

  That is, the third embodiment is different from the third embodiment in that the inter-beam heat insulating materials 6 are provided on the upper surface of the plate-shaped heat insulating material 4 between the plurality of floor beams 2. Since other configurations are the same as those of the third embodiment, the corresponding components are denoted by the same reference numerals and description thereof is omitted.

  Here, as the inter-beam heat insulating material 6, similarly to the second embodiment, an inexpensive fiber heat insulating material such as a fine fiber glass wool is preferably used. However, the inter-beam heat insulating material 6 is not limited to one made of fine fiber glass wool as long as it exhibits the required heat insulating performance.

  Next, the floor thermal insulation method of Example 4 is demonstrated, referring FIG. 5 of Example 1, FIG. 8 of Example 2, and FIG.

  The floor heat insulation construction method of Example 3 is a construction method for implementing the floor heat insulation structure of Example 4 described above.

  First, as shown in FIG. 5, a plurality of floor beams 2... The receivers 3 having the portions 3a and 3a are fitted and installed.

  Further, in each part where the floor beams 2,... Of the intermediate beam 10 are joined, the support portion 8 b is joined to the surface on the part 7 side that does not have the heat insulating property of the intermediate beam 10 by welding joining or the like. The intermediate receptacles 8 having the receptacles 8a are respectively installed.

  Further, a plate-like heat insulating material 4 is orthogonal to the floor beam 2 between the lower surfaces of the plurality of floor beams 2,... And the upper surfaces of the receiving portions 3a,. Insert from the lateral direction to support.

  Also, in each part where the floor beams 2,... Of the intermediate beam 10 are joined, the lower portions of the plurality of floor beams 2,. The plate-like heat insulating material 4 is inserted between the receiving portions 3a,... And 8a,.

  Further, as shown in FIG. 8, inter-beam heat insulating materials 6,... Are installed on the upper surface of the plate-shaped heat insulating material 4 between the plurality of floor beams 2.

  In this way, the floor heat insulation structure of Example 4 as shown in FIG. 12 is completed.

  The floor heat insulating structure and the floor heat insulating method of the fourth embodiment configured as described above have a plate-shaped heat insulating material 4 between each of the plurality of floor beams 2,... In addition to the effects of the third embodiment described above. Since the inter-beam heat insulating material 6,... Is installed on the upper surface of the steel plate so that the necessary surface of the floor structure has heat insulating properties, the plate-shaped heat insulating material 4 made of extruded polystyrene foam or the like is relatively expensive. It is possible to enhance the thermal insulation more economically by using a thin material as much as possible with emphasis only on strength, and using an inexpensive fiber-based heat insulating material such as a fine fiber glass wool as the inter-beam heat insulating material 6.

  The best embodiment of the present invention has been described in detail with reference to the drawings, but the specific configuration is not limited to this embodiment and example, and the design does not depart from the gist of the present invention. Such modifications are included in the present invention.

  For example, in the above-described Examples 1 to 4, the floor beam 1 is implemented as C-type steel, but the present invention is not limited to this, and can also be implemented with a square steel.

1 is a plan view showing a schematic configuration of a floor heat insulating structure of Example 1. FIG. It is an AA arrow expanded sectional view in FIG. It is an enlarged view of the B part in FIG. It is a perspective view which shows schematic structure of the receiver used for this invention. It is a perspective view for demonstrating the floor heat insulation construction method of Example 1. FIG. It is a top view which shows schematic structure of the floor heat insulation structure of Example 2. FIG. FIG. 7 is an enlarged sectional view taken along line CC in FIG. 6. It is a perspective view for demonstrating the floor heat insulation construction method of Example 2. FIG. It is a top view which shows schematic structure of the floor heat insulation structure of Example 3. FIG. FIG. 10 is an enlarged sectional view taken along line DD in FIG. 9. It is a perspective view which shows schematic structure of the intermediate | middle receiver used for this invention. It is a top view which shows schematic structure of the floor heat insulation structure of Example 4. FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Floor beam 2 Floor beam 3 Receiving tool 3a Receiving part 3b Supporting part 4 Plate-shaped heat insulating material 5 Joining member 6 Inter-beam heat insulating material 7 The part which does not give heat insulation 8 Intermediate | middle receiving tool 8a Receiving part 8b Supporting part 10 Intermediate beam

Claims (8)

A floor insulation structure that provides heat insulation to a floor structure in which a plurality of floor beams are installed horizontally on the floor beam,
A receiver having a receiving portion at a lower portion installed at each joint portion between the floor beam and the plurality of floor beams horizontally mounted on the floor beam;
A floor heat insulating structure comprising a plate-shaped heat insulating material supported and installed between lower portions of the plurality of floor beams and receiving portions of the receiving member.   In the case where the floor structure has a portion that is partitioned by an intermediate beam and does not have heat insulation properties, an intermediate receiver having a receiving portion at the lower portion of the intermediate beam at the portion where the floor beam is joined. The plate-like heat insulating material is supported and installed between a lower portion of the plurality of floor beams and the receiving portions of the receiving member and the intermediate receiving member. Item 1. The floor insulation structure according to Item 1.   The receiver is provided at a lower end portion of the support portion, and a support portion that is fitted into the joint portion between the floor beam and the floor beam to support the plate-like heat insulating material. The floor heat insulating structure according to claim 1, wherein the floor heat insulating structure includes a receiving portion that receives a lower surface of the heat insulating material.   The intermediate receiving member is connected to the intermediate beam at the upper end thereof to support the plate-like heat insulating material, and is provided at the lower end portion of the supporting portion to receive the lower surface of the plate-like heat insulating material. The floor heat insulating structure according to claim 2, wherein the floor heat insulating structure is constituted by a receiving portion.   The floor heat insulating structure according to any one of claims 1 to 4, wherein an inter-beam heat insulating material is provided on an upper surface of the plate-shaped heat insulating material between the plurality of floor beams. . It is a floor insulation method that gives heat insulation to a floor structure in which a plurality of floor beams are installed horizontally on the floor beam,
A receiver installation step of installing a receiver having a receiving portion at the lower portion from above at each joint portion between the plurality of floor beams and the floor beam horizontally mounted on the floor beam,
A plate-shaped heat insulating material installation step for inserting and supporting a plate-shaped heat insulating material from a lateral direction perpendicular to the floor light beam between a lower portion of the plurality of floor beam and the receiving part of the receiving device; Floor insulation method characterized by that.   When the floor structure includes a portion that is partitioned by an intermediate beam and does not have heat insulation properties, in the receiving device installation step, the intermediate beam is connected to the lower portion of the intermediate beam at a portion where the floor beam is joined. An intermediate receiver having a receiving portion is installed, and in the plate-like heat insulating material installation step, the plate-like insulating member is disposed between the lower portions of the plurality of floor beams and the receiving portions and the receiving portions of the intermediate receiver. The floor insulation method according to claim 6, wherein a heat insulating material is inserted and supported from a lateral direction orthogonal to the floor beam.   8. The inter-beam heat insulating material is installed on the upper surface of the plate-shaped heat insulating material between the plurality of floor beams after the plate-shaped heat insulating material installing step. Floor insulation method.

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