CN219911423U - Bracket type expansion anchor bolt for heat preservation - Google Patents
Bracket type expansion anchor bolt for heat preservation Download PDFInfo
- Publication number
- CN219911423U CN219911423U CN202321213965.XU CN202321213965U CN219911423U CN 219911423 U CN219911423 U CN 219911423U CN 202321213965 U CN202321213965 U CN 202321213965U CN 219911423 U CN219911423 U CN 219911423U
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- Prior art keywords
- bracket
- piece
- expansion
- heat preservation
- disc
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- 238000004321 preservation Methods 0.000 title claims abstract description 48
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 16
- 230000002787 reinforcement Effects 0.000 claims description 11
- -1 polyethylene Polymers 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 3
- 239000004952 Polyamide Substances 0.000 claims description 3
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 239000004743 Polypropylene Substances 0.000 claims description 3
- 239000010962 carbon steel Substances 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 3
- 229920002647 polyamide Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims description 3
- 238000005728 strengthening Methods 0.000 claims 1
- 239000002184 metal Substances 0.000 abstract description 15
- 238000009413 insulation Methods 0.000 abstract description 11
- 238000010276 construction Methods 0.000 description 8
- 239000010410 layer Substances 0.000 description 5
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000004873 anchoring Methods 0.000 description 3
- 239000011490 mineral wool Substances 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
Landscapes
- Building Environments (AREA)
Abstract
According to the bracket type expansion anchor bolt for heat preservation, the central opening of the disc of the expansion sleeve is vertically and fixedly connected with the front end of the hollow cavity, one ends of the support bracket sheet and the reinforcing bracket sheet are fixedly arranged on the outer side wall of the hollow cavity along the extending direction of the hollow cavity respectively, the support bracket sheets are arranged at 180 degrees, and the reinforcing bracket sheet and the support bracket sheet are arranged at 90 degrees respectively; the tail end of the expansion piece is screwed into or inserted into the hollow cavity through the central opening of the disc. The support bracket piece and the reinforcing bracket piece are arranged on the outer side wall of the expansion sleeve and can be inserted into the T-shaped seam of the heat insulation board, and the expansion sleeve can be used as a support bracket to support the heat insulation board on two sides of the T-shaped seam besides the fixing function. Therefore, the use of the metal bracket can be canceled, which is more economical and simpler and more convenient to construct; meanwhile, the problem of a cold-hot bridge caused by connection of the metal bracket and the base layer by using the metal anchor bolt is solved, and the energy-saving efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of building templates, in particular to a bracket type expansion anchor bolt for heat preservation.
Background
The existing external wall external heat insulation engineering has the major fixing modes of the heat insulation boards, the major anchoring and the minor anchoring, and the rock wool boards are mainly anchored and the minor anchoring, so that the heat insulation boards are fixed by using an adhesive and also need to be fixed by using expansion anchor bolts. Meanwhile, during construction, some projects are required to install a supporting metal bracket at the initial position of the heat-insulating plate and at the heat-insulating position of the gable joint construction. The support metal brackets are typically stainless steel metal brackets or hot dip angle brackets. The supporting metal brackets are generally arranged at the continuous part of the gable or the heat-insulating plate, every 1-3 layers of the supporting metal brackets are arranged at the T-shaped joints, the length is not less than 30cm, the width is less than 15mm of the thickness of the heat-insulating plate, and after the brackets are arranged, polyurethane foam adhesive is generally filled at the joints with the brackets. But the problem of cold and hot bridges can be caused by the connection of the supporting metal bracket and the base layer by using the metal anchor bolts, so that the energy consumption of the building is increased.
Therefore, the bracket type expansion anchor bolt for heat preservation needs to be provided, the metal bracket and the anchor bolt are combined into a whole, so that the use of the metal bracket can be canceled, the problems of a cold bridge and a hot bridge can be reduced, and the construction is quicker and simpler.
Disclosure of Invention
In view of the above, the present utility model aims to provide a bracket type expansion anchor bolt for heat preservation,
in order to solve the technical problems, the utility model adopts the following technical scheme:
the expansion anchor bolt for bracket type heat preservation comprises an expansion sleeve and an expansion piece, wherein the expansion sleeve comprises a hollow cavity, a support bracket piece, a reinforcement bracket piece and a disc, a central opening of the disc is vertically and fixedly connected with the front end of the hollow cavity, one ends of the support bracket piece and the reinforcement bracket piece are fixedly arranged on the outer side wall of the hollow cavity along the extending direction of the hollow cavity respectively, the support bracket pieces are arranged at 180 degrees, and the reinforcement bracket piece and the support bracket piece are arranged at 90 degrees respectively; the tail end of the expansion piece is screwed into or inserted into the hollow cavity through the central opening of the disc.
The bracket type expansion anchor bolt for heat preservation can be used by combining an expansion piece and an expansion sleeve, or can be used independently by the expansion sleeve, and the expansion anchor bolt can be used for connecting a heat preservation plate and a mechanical fixing piece of an outer wall body by virtue of friction force generated by expansion or mechanical locking effect. The expansion sleeve is provided with a disc, and the disc is used for propping against the outer side surface of the heat insulation plate. The bracket type expansion anchor bolt for heat preservation is divided into a knocking type expansion anchor bolt and a screwing type expansion anchor bolt, when the bracket type expansion anchor bolt is used, a wall body is drilled in advance, an expansion sleeve is inserted into the hole, a disc is propped against a heat preservation plate, if rock wool type heat preservation materials are propped against a first layer of glass fiber net, then an expansion piece is knocked in or screwed into a hollow cavity of the expansion sleeve, and the tip of the expansion sleeve is extruded to generate expansion stress.
Preferably, the support bracket and reinforcement bracket are located near the front end of the hollow cavity and do not exceed the disk.
Preferably, the support bracket sheet and the reinforcing bracket sheet are provided with reinforcing ribs.
Preferably, the tail end of the expansion piece is provided with an expansion piece external thread.
Preferably, the expansion sleeve is made of polyamide, polyethylene or polypropylene, and the expansion piece is made of stainless steel or carbon steel with the surface subjected to corrosion and rust prevention treatment.
Preferably, the hollow cavity of the expansion sleeve, the support bracket sheet, the reinforcing bracket sheet and the disc are integrally formed.
Preferably, the expansion sleeve is inserted into a T-shaped seam of the insulation board bonded outside the outer wall body, the support bracket sheet and the reinforcement bracket sheet are respectively arranged in three directions of the T-shaped seam of the insulation board, and the length of the expansion sleeve inserted into the outer wall body is 50mm-65mm.
Preferably, the diameter of the disc is 60mm-140mm.
During construction, the T-shaped seam of the heat-insulating plate is drilled to a proper depth, the expansion sleeve is plugged from the T-shaped seam, the support bracket piece and the reinforcing bracket piece are respectively arranged in three directions of the T-shaped seam of the heat-insulating plate, the disc is tightly attached to the outer side wall of the heat-insulating plate, and the construction can be completed by knocking or screwing in the expansion piece. The bracket type expansion anchor bolt for heat preservation can be pre-installed to be used for positioning the heat preservation plate, and then the heat preservation plate is adhered. The bracket type expansion anchor bolt for heat preservation is generally arranged at the T-shaped seam of the heat preservation plate row plate, namely at the junction of three plates, and 1-2 expansion anchor bolts can be arranged at the middle position of the heat preservation plate according to design requirements.
The beneficial effects of the utility model are as follows:
compared with the existing common expansion anchor bolt, the bracket type expansion anchor bolt for heat preservation is provided with the supporting bracket piece and the reinforcing bracket piece on the outer side wall of the expansion sleeve, can be inserted into the T-shaped seam of the heat preservation plate, can be used as a supporting bracket except for playing a fixing role, and can be used for supporting the heat preservation plate on two sides of the T-shaped seam. Therefore, the use of the metal bracket can be canceled, which is more economical and simpler and more convenient to construct; meanwhile, the problem of a cold-hot bridge caused by connection of the metal bracket and the base layer by using the metal anchor bolt is solved, and the energy-saving efficiency is improved. The utility model combines the bracket and the expansion anchor bolt into a whole, so that the construction is quicker and the efficiency is higher.
The foregoing description is only an overview of the present utility model, and it is to be understood that it is intended to provide a more clear understanding of the technical means of the present utility model and to enable the technical means to be carried out in accordance with the contents of the specification, while at the same time providing a more complete understanding of the above and other objects, features and advantages of the present utility model, and one or more preferred embodiments thereof are set forth below, together with the detailed description given below, along with the accompanying drawings.
Drawings
One or more embodiments are illustrated by way of example and not limitation in the figures of the accompanying drawings, in which like references indicate similar elements, and in which the figures of the drawings are not to be taken in a limiting sense, unless otherwise indicated.
Fig. 1 shows a schematic diagram of an expansion sleeve of a bracket type expansion anchor for heat preservation.
Fig. 2 shows a schematic diagram of the expansion member of the bracket type expansion anchor bolt for heat preservation.
Fig. 3 shows a schematic top view of a bracket-type expansion anchor for heat preservation according to the present utility model.
Fig. 4 shows a schematic side view of a bracket-type expansion anchor for heat preservation according to the present utility model.
Fig. 5 is a schematic view showing a sectional structure of an installation position of a bracket type expansion anchor for heat preservation according to the present utility model.
Fig. 6 shows a schematic view of the installation position structure of a bracket type expansion anchor for heat preservation.
The main reference numerals illustrate:
1-expansion sleeve, 11-hollow cavity, 12-support bracket sheet, 13-reinforcement bracket sheet, 14-disc, 2-expansion piece, 21-expansion piece external screw thread, 3-heat preservation board, 4-external wall body, 5-adhesive layer.
Detailed Description
The following detailed description of embodiments of the utility model is, therefore, to be taken in conjunction with the accompanying drawings, and it is to be understood that the scope of the utility model is not limited to the specific embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the term "comprise" or variations thereof such as "comprises" or "comprising", etc. will be understood to include the stated element or component without excluding other elements or other components.
Spatially relative terms, such as "below," "beneath," "lower," "above," "upper," and the like, may be used herein for ease of description to describe one element's or feature's relationship to another element's or feature's in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the article in use or operation in addition to the orientation depicted in the figures. For example, if the article in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the elements or features. Thus, the exemplary term "below" may encompass both a direction of below and a direction of above. The article may have other orientations (rotated 90 degrees or other orientations) and the spatially relative descriptors used herein interpreted accordingly.
As shown in fig. 1-6, an expansion anchor bolt for bracket type heat preservation comprises an expansion sleeve 1 and an expansion piece 2, wherein the expansion sleeve 1 comprises a hollow cavity 11, a support bracket piece 12, a reinforcement bracket piece 13 and a disc 14, a central opening of the disc 14 is vertically and fixedly connected with the front end of the hollow cavity 11, one ends of the support bracket piece 12 and the reinforcement bracket piece 13 are fixedly arranged on the outer side wall of the hollow cavity 11 along the extending direction of the hollow cavity 11 respectively, the support bracket pieces 12 are arranged at 180 degrees, the reinforcement bracket piece 13 is arranged at 90 degrees with the support bracket piece 12 respectively, and the support bracket piece 12 and the reinforcement bracket piece 13 are close to the front end of the hollow cavity 11 and do not exceed the disc 14. The diameter of the disc 14 is 60mm-140mm. The support bracket sheet 12 and the reinforcing bracket sheet 13 are provided with reinforcing ribs. The hollow cavity 11, the supporting bracket piece 12, the reinforcing bracket piece 13 and the disc 14 of the expansion sleeve 1 are integrally formed. The expansion sleeve 1 is made of polyamide, polyethylene or polypropylene.
The tail end of the expansion member 2 is screwed or inserted into the hollow cavity 11 through the central opening of the disc 14. The tail end of the expansion piece 2 is provided with an expansion piece external thread 21. The expansion piece 2 is made of stainless steel or carbon steel with the surface subjected to corrosion and rust prevention treatment.
The bracket type expansion anchor bolt for heat preservation can be used by combining an expansion piece and an expansion sleeve, or can be used independently by the expansion sleeve, and the expansion anchor bolt can be used for connecting a heat preservation plate 3 and a mechanical fixing piece of an outer wall body 4 by virtue of friction force generated by expansion or mechanical locking effect. The expansion sleeve 1 is provided with a disc 14, the disc 14 acting against the outer side of the insulation board 3. The bracket type expansion anchor bolt for heat preservation is divided into a knocking type expansion anchor bolt and a screwing type expansion anchor bolt, when the bracket type expansion anchor bolt is used, a wall body is drilled in advance, an expansion sleeve 1 is inserted into a hole, a disc 14 is propped against a heat preservation plate 3, a rock wool heat preservation material is propped against a first layer of glass fiber net, then an expansion piece 2 is knocked in or screwed into a hollow cavity 11 of the expansion sleeve 1, and the tip of the expansion sleeve 1 is extruded to generate expansion stress.
The expansion sleeve 1 is inserted into a T-shaped seam of the insulation board 3 bonded outside the outer wall body 4, the support bracket piece 12 and the reinforcement bracket piece 13 are respectively arranged in three directions of the T-shaped seam of the insulation board 3, and the length of the expansion sleeve 1 inserted into the outer wall body 4 is 50mm-65mm.
During construction, the T-shaped seam of the heat-insulating plate 3 is drilled to a proper depth, the expansion sleeve 1 is plugged from the T-shaped seam, the supporting bracket piece 12 and the reinforcing bracket piece 13 are respectively arranged in three directions of the T-shaped seam of the heat-insulating plate 3, the disc 14 is tightly attached to the outer side wall of the heat-insulating plate 3, and the expansion piece 2 is knocked or screwed in to finish construction. The bracket type expansion anchor bolt for heat preservation can be pre-installed to be used for positioning the heat preservation plate 3, and then the heat preservation plate 3 is adhered. The bracket type expansion anchor bolt for heat preservation is generally arranged at the T-shaped seam of the row plates of the heat preservation plate 3, namely at the junction of the three plates, and 1-2 expansion anchor bolts can be arranged at the middle position of the heat preservation plate 3 according to design requirements.
The foregoing descriptions of specific exemplary embodiments of the present utility model are presented for purposes of illustration and description. It is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain the specific principles of the utility model and its practical application to thereby enable one skilled in the art to make and utilize the utility model in various exemplary embodiments and with various modifications as are suited to the particular use contemplated. Any simple modifications, equivalent variations and modifications of the above-described exemplary embodiments should fall within the scope of the present utility model.
Claims (8)
1. The utility model provides a bracket-type expansion anchor bolt for heat preservation, its characterized in that includes expansion sleeve (1) and expansion piece (2), expansion sleeve (1) include cavity (11), support bracket piece (12), strengthen bracket piece (13) and disc (14), the center trompil of disc (14) is perpendicular fixed connection with the front end of cavity (11), support bracket piece (12) and the one end of strengthening bracket piece (13) are fixed along the extending direction of cavity (11) respectively and are set up on the lateral wall of cavity (11), support bracket piece (12) are 180 degrees setting each other, strengthen bracket piece (13) are 90 degrees setting with support bracket piece (12) respectively;
the tail end of the expansion piece (2) is screwed into or inserted into the hollow cavity (11) through the central opening of the disc (14).
2. A bracket type expansion anchor for heat preservation according to claim 1, characterized in that the supporting bracket piece (12) and the reinforcing bracket piece (13) are close to the front end of the hollow cavity (11) and do not exceed the disc (14).
3. The bracket type expansion anchor according to claim 2, wherein the support bracket sheet (12) and the reinforcing bracket sheet (13) are provided with reinforcing ribs.
4. The bracket type expansion anchor bolt for heat preservation according to claim 1, wherein the tail end of the expansion member (2) is provided with an expansion member external thread (21).
5. The bracket type expansion anchor bolt for heat preservation according to claim 1, wherein the expansion sleeve (1) is made of polyamide, polyethylene or polypropylene, and the expansion piece (2) is made of stainless steel or carbon steel with the surface subjected to corrosion and rust prevention treatment.
6. The bracket type expansion anchor for heat preservation according to claim 5, characterized in that the hollow cavity (11), the supporting bracket piece (12), the reinforcing bracket piece (13) and the disc (14) of the expansion sleeve (1) are integrally formed.
7. The bracket type expansion anchor bolt for heat preservation according to claim 6, wherein the expansion sleeve (1) is inserted into a T-shaped seam of the heat preservation plate (3) bonded outside the outer wall body (4), the support bracket sheet (12) and the reinforcement bracket sheet (13) are respectively arranged in three directions of the T-shaped seam of the heat preservation plate (3), and the length of the expansion sleeve (1) inserted into the outer wall body (4) is 50mm-65mm.
8. A bracket-type heat-insulating expansion anchor according to claim 1, characterized in that the diameter of the disc (14) is 60-140 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321213965.XU CN219911423U (en) | 2023-05-18 | 2023-05-18 | Bracket type expansion anchor bolt for heat preservation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321213965.XU CN219911423U (en) | 2023-05-18 | 2023-05-18 | Bracket type expansion anchor bolt for heat preservation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219911423U true CN219911423U (en) | 2023-10-27 |
Family
ID=88466192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321213965.XU Active CN219911423U (en) | 2023-05-18 | 2023-05-18 | Bracket type expansion anchor bolt for heat preservation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219911423U (en) |
-
2023
- 2023-05-18 CN CN202321213965.XU patent/CN219911423U/en active Active
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| GR01 | Patent grant |