CN209779884U - heat bridge cut-off pre-buried connecting piece for passive form building - Google Patents
heat bridge cut-off pre-buried connecting piece for passive form building Download PDFInfo
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- CN209779884U CN209779884U CN201920401501.9U CN201920401501U CN209779884U CN 209779884 U CN209779884 U CN 209779884U CN 201920401501 U CN201920401501 U CN 201920401501U CN 209779884 U CN209779884 U CN 209779884U
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- cushion block
- abs
- bolt
- heat
- plate
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 12
- 238000013016 damping Methods 0.000 claims abstract description 10
- 238000005187 foaming Methods 0.000 claims abstract description 10
- 230000000149 penetrating effect Effects 0.000 claims abstract description 5
- 238000009413 insulation Methods 0.000 claims description 14
- 239000004814 polyurethane Substances 0.000 claims description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 239000006261 foam material Substances 0.000 claims description 4
- 229920002635 polyurethane Polymers 0.000 claims description 4
- 125000006850 spacer group Chemical group 0.000 claims 1
- 230000006378 damage Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 238000004321 preservation Methods 0.000 description 4
- 229920006351 engineering plastic Polymers 0.000 description 3
- 239000011083 cement mortar Substances 0.000 description 2
- 239000012774 insulation material Substances 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009422 external insulation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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- Building Environments (AREA)
Abstract
The utility model provides a heat bridge cut-off pre-buried connecting piece for passive building, which comprises a bottom plate, a side plate and an upper plate, which surround into a cavity, and a through gap is arranged between the two upper plates; the bolt head is positioned in the cavity, and the bolt rod penetrates through the upper plate from the penetrating gap; an ABS cushion block and a supporting cushion block are sleeved on the bolt rod in the cavity; the lower surface of the supporting cushion block is attached to the bolt head, and a gap is reserved between the side surface and the inner side of the side plate; the lower surface of the ABS cushion block is attached to the upper surface of the supporting cushion block, the side surface of the ABS cushion block is attached to the inner side of the side plate, and the upper surface of the ABS cushion block is attached to the lower surface of the upper plate; the middle part of the ABS cushion block is provided with a bulge which is filled in the through gap; the bolt rod above the upper plate is screwed with a reinforcing nut which is attached to the upper plate; a PU foaming layer is filled in the cavity below the ABS cushion block; the lower end of the bottom plate is provided with a planting bar and a damping piece. The ABS cushion block enables the embedded part and the bolt to block a heat bridge; the damping piece improves the reliability and stability; the embedded installation avoids the damage to the heat-insulating layer to influence the service life of the heat-insulating layer.
Description
Technical Field
The utility model relates to a building connection spare technical field specifically is a passive form is pre-buried connecting piece of heat bridge cut-off for building.
Background
Passive buildings are energy efficient buildings built based on passive designs. The passive building can adjust the indoor temperature to a proper temperature with very small energy consumption, and is very environment-friendly. It is emphasized that insulation and blocking of cold bridges is one of the important measures of passive buildings, and nowadays, common buildings often adopt external insulation technology to achieve the purpose of insulation, but a large number of heat bridges penetrating through the insulation layer appear on the outer surface of the building, such as: the outer wall surface rain downpipe, exposed (exposed) platform handrail, building decorative lamp, monitoring system, lightning protection grounding and the like need to be pre-buried or drilled with the nodes of the post-fixing piece, and a large amount of heat loss can be caused when a large amount of cold bridges appear.
in passive buildings, it is common practice to minimize the contact area of the heat transfer part directly caused by the contact area, and to reduce the area from surface contact to point contact, but it still cannot completely isolate the heat transfer.
SUMMERY OF THE UTILITY MODEL
The utility model provides a passive form is pre-buried connecting piece of disconnected heat bridge for building has solved the problem that the heat bridge on the wall body leads to calorific loss among the prior art.
the technical scheme of the utility model is realized like this:
a heat-insulated bridge pre-buried connecting piece for passive building comprises a pre-buried piece and a bolt;
The embedded part is provided with a bottom plate, two sides of the bottom plate are respectively provided with an upwards extending side plate, the upper ends of the two side plates are bent inwards to form upper plates, and a through gap is reserved between the two upper plates; the bottom plate, the side plates and the upper plate surround to form a cavity;
The bolt has a bolt head and a bolt shaft; the bolt head is positioned in the cavity, and the bolt rod penetrates out of the through gap to the upper part of the upper plate;
An ABS cushion block and a supporting cushion block are sleeved on the bolt rod positioned in the cavity; the lower surface of the supporting cushion block is attached to the bolt head, and a gap is reserved between the side surface of the supporting cushion block and the inner side of the side plate;
the lower surface of the ABS cushion block is attached to the upper surface of the supporting cushion block, the side surface of the ABS cushion block is attached to the inner side of the side plate, and the upper surface of the ABS cushion block is attached to the lower surface of the upper plate; the middle part of the ABS cushion block is provided with a convex part which protrudes upwards, and the convex part is filled in the penetrating gap;
A reinforcing nut is screwed on the bolt rod above the upper plate, and the reinforcing nut is attached to the upper plate;
A PU foaming layer is filled in the cavity below the ABS cushion block;
The lower extreme of bottom plate is provided with the bar planting, be provided with damping piece on the bar planting.
Furthermore, the embedded parts, the bolts, the supporting cushion blocks, the embedded bars, the damping parts and the reinforcing nuts are all made of steel.
Furthermore, a heat insulation cushion block is sleeved on the screw rod above the fixed nut, and the heat insulation cushion block completely covers the upper surface of the embedded part.
Further, the PU foaming layer is a fireproof B1-grade hard foam material layer.
further, the heat insulation cushion block is a PUV365 polyurethane wood-like board.
the utility model has the advantages that:
the utility model has simple structure and convenient use; the heat conductivity coefficient of the ABS cushion block is 0.25W/(m.K), which is far less than the heat conductivity coefficient of 36-54W/(m.K) of a steel product, and the ABS engineering plastic has the characteristics of impact resistance, heat resistance, low temperature resistance, chemical resistance, easy processing, stable product size and the like, and can be used as a heat insulation material to completely block a heat bridge between an embedded part and a bolt. The embedded part is provided with the damping part, so that the reliability and the stability of the embedded part can be improved. The utility model discloses a pre-buried installation has avoided the destruction to the heat preservation and has influenced the service life of heat preservation.
Drawings
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 these drawings without creative efforts.
fig. 1 is a schematic structural diagram of the present invention.
Wherein:
1. a base plate; 2. a side plate; 3. an upper plate; 4. penetrating the gap; 5. a cavity; 6. a bolt head; 7. a bolt shank; 8. ABS cushion blocks; 9. supporting the cushion block; 10. a boss portion; 11. reinforcing the nut; 12. a PU foam layer; 13. planting bars; 14. a damping member.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
as shown in fig. 1, the heat-insulation bridge cut-off embedded connector for the passive building in the embodiment includes an embedded part and a bolt. The embedded part is provided with a bottom plate 1, two sides of the bottom plate 1 are respectively provided with a side plate 2 extending upwards, the upper ends of the two side plates 2 are bent inwards to form upper plates 3, and a through gap 4 is reserved between the two upper plates 3; the bottom plate 1, the side plates 2 and the upper plate 3 surround to form a cavity 5.
The bolt has a bolt head 6 and a bolt shank 7; the bolt head 6 is positioned in the cavity 5, and the bolt rod 7 penetrates out of the through gap 4 to the upper part of the upper plate 3; an ABS cushion block 8 and a supporting cushion block 9 are sleeved on the bolt rod 7 positioned in the cavity 5; the lower surface of the supporting cushion block 9 is attached to the bolt head 6, and a gap is reserved between the side surface of the supporting cushion block 9 and the inner side of the side plate 2; the lower surface of the ABS cushion block 8 is attached to the upper surface of the supporting cushion block 9, the side surface of the ABS cushion block 8 is attached to the inner side of the side plate 2, and the upper surface of the ABS cushion block 8 is attached to the lower surface of the upper plate 3; the middle part of the ABS cushion block 8 is provided with a convex part 10 which protrudes upwards, and the convex part 10 is filled in the through gap 4; a reinforcing nut 11 is screwed on the bolt rod 7 positioned above the upper plate 3, and the reinforcing nut 11 is attached to the upper plate 3;
the cavity 5 below the ABS cushion block 8 is filled with a PU foaming layer 12, wherein the PU foaming layer 12 is a fireproof B1-grade hard foam material layer, and the ABS cushion block 8 is an ABS engineering plastic cushion block; the lower extreme of bottom plate 1 is provided with planting the muscle 13, be provided with damping piece 14 on planting the muscle 13.
in this embodiment, the embedded part, the bolt, the supporting cushion block 9, the embedded bar 13, the damping part 14 and the reinforcing nut 11 are all made of steel. And a heat insulation cushion block (not shown in the figure) is sleeved on the screw rod above the fixed nut, and the heat insulation cushion block completely covers the upper surface of the embedded part. Here, the heat insulation cushion block is a PUV365 polyurethane imitation wood board.
The installation process of this embodiment is as follows:
In the embodiment, the bolt is prefabricated in advance according to the application position, each part is relatively independent and needs to be assembled together for use, the size of the whole size is determined by the specification of the bolt, and the bolt is required to be measured and calculated to select a proper specification; the ABS cushion block 8 is matched with the corresponding contact position of the embedded part as much as possible, the contact surface of the ABS cushion block 8 and the supporting cushion block 9 is smooth to ensure even pressure, the area of the supporting cushion block 9 is smaller than that of the ABS cushion block 8 to ensure that the supporting cushion block 9 is not contacted with the embedded part, and the PU foaming layer 12 is made of a fireproof B1-grade hard foam material layer.
when the bolt is used, the bolt sequentially penetrates through the supporting cushion block 9 and the ABS cushion block 8, then the bolt, the ABS cushion block 8 and the supporting cushion block 9 are placed into the side opening (namely the side without the side plate 2) of the embedded part together, and the reinforcing nut 11 is screwed into the bolt rod 7 and fastened after positioning; then, all the assembled parts are embedded into a concrete structure, protection measures need to be taken at the moment, concrete materials are prevented from entering the cavity 5, and one side surface opening of the embedded part and the bolt rod 7 need to be ensured to be exposed outside the concrete and cannot be polluted. Before fixing corresponding equipment or structural parts, the bolts are firstly foamed and filled in the cavity 5 to form a PU foaming layer 12, after foaming and solidification, the surface is trimmed and cement mortar is smoothly plastered, after the cement mortar is dried to reach the use strength, the corresponding equipment or structural parts can be fixed, and a PUV365 polyurethane wood-like plate with the area larger than the upper surface of the embedded part is sleeved on the bolt rod 7 before fixing to be used as a heat insulation cushion block.
In the embodiment, the thermal conductivity coefficient of the ABS cushion block 8 is 0.25W/(m.K), which is much smaller than the thermal conductivity coefficient 36-54W/(m.K) of the steel product, and the ABS engineering plastic has the characteristics of impact resistance, heat resistance, low temperature resistance, chemical resistance, easy processing, stable product size and the like, and can be used as a thermal insulation material to enable an embedded part and a bolt to completely block a thermal bridge. The embedded steel bars 13 are provided with the damping parts 14, so that the reliability and the stability of the embedded part can be improved. The embodiment is pre-buried installation, and the service life of the heat preservation layer is prevented from being influenced by damage to the heat preservation layer.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A heat-insulated bridge embedded connector for passive buildings is characterized by comprising an embedded part and a bolt;
The embedded part is provided with a bottom plate, two sides of the bottom plate are respectively provided with an upwards extending side plate, the upper ends of the two side plates are bent inwards to form upper plates, and a through gap is reserved between the two upper plates; the bottom plate, the side plates and the upper plate surround to form a cavity;
the bolt has a bolt head and a bolt shaft; the bolt head is positioned in the cavity, and the bolt rod penetrates out of the through gap to the upper part of the upper plate;
An ABS cushion block and a supporting cushion block are sleeved on the bolt rod positioned in the cavity; the lower surface of the supporting cushion block is attached to the bolt head, and a gap is reserved between the side surface of the supporting cushion block and the inner side of the side plate;
The lower surface of the ABS cushion block is attached to the upper surface of the supporting cushion block, the side surface of the ABS cushion block is attached to the inner side of the side plate, and the upper surface of the ABS cushion block is attached to the lower surface of the upper plate; the middle part of the ABS cushion block is provided with a convex part which protrudes upwards, and the convex part is filled in the penetrating gap;
A reinforcing nut is screwed on the bolt rod above the upper plate, and the reinforcing nut is attached to the upper plate;
a PU foaming layer is filled in the cavity below the ABS cushion block;
the lower extreme of bottom plate is provided with the bar planting, be provided with damping piece on the bar planting.
2. the heat-bridge cutoff embedded connector for the passive form building as recited in claim 1 wherein said embedded parts, bolts, spacer blocks, embedded bars, dampers and reinforcing nuts are all made of steel.
3. the heat-bridge cutoff embedded connector for the passive building as claimed in claim 2, wherein the screw rod above the fixing nut is sleeved with a heat insulation cushion block, and the heat insulation cushion block completely covers the upper surface of the embedded part.
4. The heat-bridge cutoff embedded connector for the passive form building as claimed in claim 3, wherein said PU foaming layer is a fire-proof B1-grade hard foam material layer.
5. The heat-bridge cutoff embedded connector for the passive form building as claimed in claim 4, wherein said heat insulation cushion block is PUV365 polyurethane wood-like board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920401501.9U CN209779884U (en) | 2019-03-27 | 2019-03-27 | heat bridge cut-off pre-buried connecting piece for passive form building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920401501.9U CN209779884U (en) | 2019-03-27 | 2019-03-27 | heat bridge cut-off pre-buried connecting piece for passive form building |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209779884U true CN209779884U (en) | 2019-12-13 |
Family
ID=68799939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920401501.9U Active CN209779884U (en) | 2019-03-27 | 2019-03-27 | heat bridge cut-off pre-buried connecting piece for passive form building |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209779884U (en) |
-
2019
- 2019-03-27 CN CN201920401501.9U patent/CN209779884U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Pre embedded connectors for passive building thermal bridges Granted publication date: 20191213 Pledgee: Zheshang Bank Limited by Share Ltd. Shanghai branch Pledgor: JUNWON ENERGY SAVING TECHNOLOGY CO.,LTD. Registration number: Y2024310000697 |