CN216276229U - Prefabricated thermal insulation wall's heat preservation connecting piece and prefabricated thermal insulation wall - Google Patents
Prefabricated thermal insulation wall's heat preservation connecting piece and prefabricated thermal insulation wall Download PDFInfo
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- CN216276229U CN216276229U CN202120806396.4U CN202120806396U CN216276229U CN 216276229 U CN216276229 U CN 216276229U CN 202120806396 U CN202120806396 U CN 202120806396U CN 216276229 U CN216276229 U CN 216276229U
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Abstract
The utility model belongs to the field of buildings and discloses a heat-insulating connecting piece of a prefabricated heat-insulating wall body and the prefabricated heat-insulating wall body, wherein the heat-insulating connecting piece comprises a connecting part and a limiting part, a self-tapping head is arranged at one end of the connecting part, and the connecting part is used for connecting a heat-insulating plate and a concrete layer; the limiting part is arranged at the other end of the connecting part, and a cutting rib is arranged on one side, close to the connecting part, of the limiting part. According to the utility model, the self-tapping head is arranged at the end part of the connecting part, the cutting rib is arranged on the limiting part, the heat-insulating connecting piece can be subjected to self-tapping cutting during installation, holes do not need to be formed in the heat-insulating plate in advance, the installation process is simplified, and the processing time is shortened.
Description
Technical Field
The utility model relates to the field of buildings, in particular to a heat-insulating connecting piece of a prefabricated heat-insulating wall body and the prefabricated heat-insulating wall body.
Background
Along with the rapid development and the popularization of assembly type structure, the building is more and more strict to energy-conserving requirement, for the energy-conserving effect that improves the building, can install the heated board additional in concrete layer outside, and here, the heat preservation connecting piece is the key component of connecting concrete layer and heated board.
At present, the installation mode of the heat preservation connecting piece is that holes are drilled on the heat preservation plate, then the heat preservation connecting piece is inserted into the holes of the heat preservation plate, then the heat preservation connecting piece is inserted into the concrete layer, or concrete is poured on the heat preservation plate to form the concrete layer, and after the concrete is solidified, the heat preservation plate and the concrete layer are fixedly connected together through the heat preservation connecting piece. The mode of drilling earlier then installing is adopted to the heat preservation connecting piece, and the installation process is loaded down with trivial details and time-consuming.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a heat-insulating connecting piece of a prefabricated heat-insulating wall body and the prefabricated heat-insulating wall body, which can simplify the installation procedure and shorten the processing time.
The technical scheme provided by the utility model is as follows:
in one aspect, a heat insulation connecting piece for a prefabricated heat insulation wall body is provided, which comprises:
the self-tapping head is arranged at one end of the connecting part, and the connecting part is used for connecting the heat-insulating plate and the concrete layer;
the limiting part is arranged at the other end of the connecting part, and a cutting rib is arranged on one side, close to the connecting part, of the limiting part.
Further preferably, the connecting part comprises a first connecting part and a second connecting part, one end of the first connecting part is connected with the limiting part, and the other end of the first connecting part is detachably connected with the second connecting part; the tapping head is arranged at one end, far away from the first connecting part, of the second connecting part.
Further preferably, the first connecting portion is provided with a threaded hole, the threaded hole extends along the length direction of the first connecting portion, the outer wall of the second connecting portion is provided with an external thread, and the second connecting portion is in threaded connection with the threaded hole of the first connecting portion;
one end, away from the limiting part, of the first connecting part is conical, and the larger side of the bottom surface is close to the limiting part.
Further preferably, the wall thickness of the first connection portion is greater than 3 mm.
Further preferably, the limiting portion and the first connecting portion are integrally injection-molded.
Further preferably, the outer wall of the first connecting part is provided with barbs or stiffening ribs.
Further preferably, the limiting portion is provided with two cutting ribs, and the two cutting ribs are symmetrically arranged relative to the connecting portion.
Further preferably, one side of the limiting part, which is far away from the connecting part, is provided with a mounting groove for rotating the limiting part.
Further preferably, the radial width of the stopper portion is larger than the radial width of the connecting portion.
On the other hand, still provide a prefabricated thermal insulation wall body, including heated board, concrete layer and foretell prefabricated thermal insulation wall body's heat preservation connecting piece, the heated board with concrete layer passes through the heat preservation connecting piece is connected.
The utility model has the technical effects that:
(1) the self-tapping head is arranged at the end part of the connecting part, the cutting rib is arranged on the limiting part, the heat-insulating connecting piece can be subjected to self-tapping cutting during installation, holes do not need to be formed in the heat-insulating plate in advance, the installation process is simplified, and the processing time is shortened.
(2) Connecting portion set up to components of a whole that can function independently structure, first connecting portion and spacing portion integrated into one piece, and material that coefficient of heat conductivity is little can be chooseed for use to spacing portion and first connecting portion to make the change of outside temperature less to the influence of heat preservation connecting piece, hinder the thermal bridge effect.
(3) The radial width of spacing portion is greater than the radial width of connecting portion, and the mounting hole on the heated board can be plugged up completely to spacing portion to seal the heated board completely, the leakproofness is better, and can make the heated board surface level and more smooth.
(4) The surface of spacing portion sets up the mounting groove, through the cooperation of pistol drill with the mounting groove, can conveniently with in the heat preservation connecting piece screw in heated board, make the installation more convenient.
(5) The heat-insulating connecting piece is embedded into the heat-insulating structure integrated plate in advance in a factory, the site operation is not needed, the assembling degree is high, the development trend of future assembling type buildings is complied with, and the heat-insulating connecting piece has a wide prospect.
Drawings
The utility model is described in further detail below with reference to the following figures and detailed description:
FIG. 1 is a schematic structural view of an embodiment of the heat-insulating connecting member of the prefabricated heat-insulating wall body of the present invention;
FIG. 2 is a schematic structural diagram of one embodiment of a first connection portion of the present invention;
FIG. 3 is a schematic view of a second connection portion according to the present invention;
FIG. 4 is a schematic structural view of another embodiment of the first connection portion of the present invention;
FIG. 5 is a bottom view of the spacing portion of the present invention;
FIG. 6 is a top view of the spacing portion of the present invention;
FIG. 7 is a cross-sectional view taken at A-A in FIG. 6;
FIG. 8 is a cross-sectional view taken at B-B of FIG. 6;
fig. 9 is a schematic structural view of the prefabricated thermal insulation wall of the present invention.
The reference numbers illustrate:
10. a connecting portion; 11. a tapping head; 12. a first connection portion; 121. a threaded hole; 122. a barb; 13. a second connecting portion; 131. an external thread; 20. a limiting part; 21. a cutting rib; 22. mounting grooves; 30. a thermal insulation board; 40. and a concrete layer.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
For the sake of simplicity, the drawings only schematically show the parts relevant to the present invention, and they do not represent the actual structure as a product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled. In this document, "one" means not only "only one" but also a case of "more than one".
It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.
In this context, it is to be understood that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, in the description of the present application, the terms "first", "second", and the like are used only for distinguishing the description, and are not intended to indicate or imply relative importance.
The utility model provides a specific embodiment of a heat-insulating connecting piece of a prefabricated heat-insulating wall body, which comprises a connecting part 10 and a limiting part 20, wherein a self-tapping head 11 is arranged at one end of the connecting part 10, the connecting part 10 is used for connecting a heat-insulating plate 30 and a concrete layer 40, and the total length of the connecting part 10 is determined by the thickness of the heat-insulating plate 30 and the anchoring depth of the concrete layer 40; the limiting part 20 is arranged at one end of the connecting part 10 far away from the tapping head 11, and one side of the limiting part 20 close to the connecting part 10 is provided with a cutting rib 21.
The tip of connecting portion 10 is equipped with self-tapping head 11, at the in-process of heat preservation connecting piece screw in heated board 30, can easily be with connecting portion 10 screw in heated board 30 through self-tapping head 11 of connecting portion 10 tip, the side that spacing portion 20 is close to connecting portion 10 is equipped with cutting rib 21, connecting portion 10 passes heated board 30 back, continues rotatory heat preservation connecting piece, cutting rib 21 on the spacing portion 20 cuts the surface of heated board 30, makes spacing portion 20 can imbed completely in the heated board 30. According to the utility model, the self-tapping head 11 is arranged at the end part of the heat-insulation connecting piece, and the cutting rib 21 is arranged on the limiting part 20, so that holes do not need to be formed in the heat-insulation plate 30 in advance when the heat-insulation connecting piece is installed, the installation process is simplified, and the installation time is saved.
Preferably, as shown in fig. 6 to 8, two cutting ribs 21 are provided on the stopper portion 20, and the two cutting ribs 21 are symmetrically provided with respect to the connecting portion 10. When the limiting part 20 rotates, the two cutting ribs 21 simultaneously cut the heat insulation board 30, so that the limiting part 20 can be quickly embedded into the heat insulation board 30.
In order to facilitate the installation of the heat-insulating connecting member, as shown in fig. 2 and 5, an installation groove 22 for rotating the limiting portion 20 is formed on one side of the limiting portion 20 away from the connecting portion 10. The mounting groove 22 can be cross, quincunx, polygon and other structures, and the heat-insulating connecting piece can be directly screwed into the heat-insulating plate 30 through the mounting groove 22 on the limiting part 20 by a pistol drill.
The radial width of the stopper portion 20 is greater than the radial width of the connecting portion 10, the radial width of the stopper portion 20 is a width perpendicular to the axial direction of the connecting portion 10, and the radial width of the connecting portion 10 is a width along the axial direction of the connecting portion 10. During spacing portion 20 embedding heated board 30, the surface of spacing portion 20 flushes with heated board 30 surface, and the mounting hole on the heated board 30 is plugged up completely to spacing portion 20, and the leakproofness is better, and heated board 30 surface is more level and more smooth. The limiting part 20 can also prevent adverse factors such as outdoor moisture and temperature from affecting the service life of the heat insulation board 30 and the concrete layer 40, and the heat insulation board 30 is firmly fixed on the connecting part 10. The shape of the position-limiting portion 20 may be circular or square, and the specific shape of the position-limiting portion 20 may be selected according to actual use requirements.
In one embodiment, as shown in fig. 2 and 3, the connecting portion 10 includes a first connecting portion 12 and a second connecting portion 13, one end of the first connecting portion 12 is connected to the position limiting portion 20, and the other end of the first connecting portion 12 is detachably connected to the second connecting portion 13; the tapping head 11 is arranged at one end of the second connecting part 13 far away from the first connecting part 12. The connecting part 10 is divided into a first connecting part 12 and a second connecting part 13, and the first connecting part 12 and the second connecting part 13 can be made of different materials according to actual requirements.
The first connecting part 12 is provided with a threaded hole 121, the threaded hole 121 extends along the length direction of the first connecting part 12, the outer wall of the second connecting part 13 is provided with an external thread 131, and the external thread 131 of the second connecting part 13 is in threaded connection with the threaded hole 121 of the first connecting part 12; one end of the first connecting portion 12 away from the limiting portion 20 is tapered, and the larger bottom surface is disposed near the limiting portion 20.
The inside screw hole 121 that sets up of first connecting portion 12, first connecting portion 12 is the bushing structure, the inside pipe wall is equipped with the internal thread, the outer wall of second connecting portion 13 sets up external screw thread 131, the internal thread through first connecting portion 12 closely cooperates with the external screw thread 131 of second connecting portion 13, realize the fastening of first connecting portion 12 and second connecting portion 13, and this fastening mode bears the connection of concrete layer 40 and heated board 30, second connecting portion 13 still bears the vertical shear load that part comes from heated board 30 and the outside decorative layer of heated board 30. The outer wall of second connecting portion 13 sets up external screw thread 131, and second connecting portion 13 part is inserted in concrete layer 40, and external screw thread 131 has increased the roughness of second connecting portion 13 with concrete layer 40 to improve the tensile strength of heat preservation connecting piece.
The end of the first connecting portion 12 is tapered and is self-tapping and inwardly convergent, so that the first connecting portion 12 can be easily screwed into the heat-insulating plate 30 without drilling a hole in the heat-insulating plate 30 in advance, and the mounting process is simplified.
In order to reduce the number of parts of the heat-insulating connecting piece, the limiting part 20 and the first connecting part 12 can be integrally formed by injection molding, so that the assembling process of the heat-insulating connecting piece is simplified. Preferably, the limiting portion 20 and the first connecting portion 12 can be made of nylon, the second connecting portion 13 can be made of metal materials such as stainless steel or other hard materials, at the moment, the second connecting portion 13 penetrates through the whole first connecting portion 12 along the length direction of the first connecting portion 12 to improve the overall rigidity of the heat-insulating connecting piece, so that the whole connecting portion 10 can bear the connection between the heat-insulating board 30 and the concrete layer 40 and bear the vertical shear load of the heat-insulating board 30.
Spacing portion 20 and first connecting portion 12 are the nylon material, are located the heated board 30, contact with the outside temperature, and the coefficient of heat conductivity of nylon is little, and consequently the change of outside temperature is less to the influence of heat preservation connecting piece, hinders the thermal bridge effect.
In order to ensure the effective connection between the first connection portion 12 and the second connection portion 13, the wall thickness of the first connection portion 12 is greater than 3mm, so as to prevent the first connection portion 12 from being damaged and causing the connection between the first connection portion 12 and the second connection portion 13 to fail.
Preferably, as shown in fig. 4, the outer wall of the first connecting portion 12 is provided with barbs 122 or stiffeners. The barbs 122 or the stiffening ribs can increase the friction force between the first connecting portion 12 and the insulation board 30, thereby increasing the anti-pulling strength of the insulation connecting member. Of course, the outer wall of the first connecting portion 12 can be provided with threads to increase the friction force between the first connecting portion 12 and the heat-insulating plate 30, so as to increase the anti-pulling strength of the heat-insulating connecting member.
The utility model further provides a specific embodiment of the prefabricated heat-insulating wall, as shown in fig. 1 to 9, the prefabricated heat-insulating wall comprises a heat-insulating plate 30, a concrete layer 40 and the heat-insulating connecting piece of the prefabricated heat-insulating wall in the embodiment, and the heat-insulating plate 30 is connected with the concrete layer 40 through the heat-insulating connecting piece.
The connecting part 10 of the heat insulation connecting piece is inserted into the concrete layer 40 and the heat insulation board 30, and the limiting part 20 is embedded into the heat insulation board 30 and is flush with the outer surface of the heat insulation board 30. When the connecting portion 10 includes the first connecting portion 12 and the second connecting portion 13, the second connecting portion 13 is inserted into the concrete layer 40, and the first connecting portion 12 may extend into the concrete layer 40, or may not extend into the concrete layer 40 according to a specific item, and may be selected according to a specific requirement in actual application.
When the prefabricated heat-insulating wall is produced, the heat-insulating connecting piece is inserted into the heat-insulating plate 30, and then the concrete layer 40 is poured in a factory to form an integrated plate. Realize concrete layer 40 and heated board 30 integration production through the heat preservation connecting piece, and be applicable to ordinary production line, improve production efficiency greatly, be favorable to the popularization of insulation construction intergral template.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a prefabricated thermal insulation wall's heat preservation connecting piece which characterized in that includes:
the self-tapping head is arranged at one end of the connecting part, and the connecting part is used for connecting the heat-insulating plate and the concrete layer;
the limiting part is arranged at the other end of the connecting part, and a cutting rib is arranged on one side, close to the connecting part, of the limiting part.
2. The heat-insulating connecting piece of a prefabricated heat-insulating wall body as claimed in claim 1,
the connecting part comprises a first connecting part and a second connecting part, one end of the first connecting part is connected with the limiting part, and the other end of the first connecting part is detachably connected with the second connecting part; the tapping head is arranged at one end, far away from the first connecting part, of the second connecting part.
3. The heat-insulating connecting piece of a prefabricated heat-insulating wall body as claimed in claim 2,
the first connecting part is provided with a threaded hole, the threaded hole extends along the length direction of the first connecting part, the outer wall of the second connecting part is provided with external threads, and the second connecting part is in threaded connection with the threaded hole of the first connecting part;
one end, away from the limiting part, of the first connecting part is conical, and the larger side of the bottom surface is close to the limiting part.
4. The insulating connecting member for prefabricated insulating walls according to claim 3, wherein the wall thickness of the first connecting portion is greater than 3 mm.
5. The heat-insulating connecting piece of a prefabricated heat-insulating wall body as claimed in claim 2,
the limiting portion and the first connecting portion are integrally formed in an injection molding mode.
6. The heat-insulating connecting piece of a prefabricated heat-insulating wall body as claimed in claim 2,
the outer wall of first connecting portion is equipped with barb or stiffening rib.
7. The thermal insulation connecting member for prefabricated thermal insulation walls according to any one of claims 1 to 6,
and the limiting part is provided with two cutting ribs, and the two cutting ribs are symmetrically arranged relative to the connecting part.
8. The thermal insulation connecting member for prefabricated thermal insulation walls according to any one of claims 1 to 6,
one side of connecting portion is kept away from to spacing portion is equipped with and is used for rotating the mounting groove of spacing portion.
9. The thermal insulation connecting member for prefabricated thermal insulation walls according to any one of claims 1 to 6,
the radial width of the limiting part is larger than that of the connecting part.
10. A prefabricated heat-insulating wall body is characterized by comprising a heat-insulating plate, a concrete layer and the heat-insulating connecting piece of the prefabricated heat-insulating wall body as claimed in any one of claims 1 to 9, wherein the heat-insulating plate and the concrete layer are connected through the heat-insulating connecting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120806396.4U CN216276229U (en) | 2021-04-19 | 2021-04-19 | Prefabricated thermal insulation wall's heat preservation connecting piece and prefabricated thermal insulation wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120806396.4U CN216276229U (en) | 2021-04-19 | 2021-04-19 | Prefabricated thermal insulation wall's heat preservation connecting piece and prefabricated thermal insulation wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216276229U true CN216276229U (en) | 2022-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120806396.4U Active CN216276229U (en) | 2021-04-19 | 2021-04-19 | Prefabricated thermal insulation wall's heat preservation connecting piece and prefabricated thermal insulation wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216276229U (en) |
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- 2021-04-19 CN CN202120806396.4U patent/CN216276229U/en active Active
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