CN212430011U - Passive room wall-penetrating cable duct heat-bridge-free airtight construction joint structure - Google Patents
Passive room wall-penetrating cable duct heat-bridge-free airtight construction joint structure Download PDFInfo
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- CN212430011U CN212430011U CN202021057382.9U CN202021057382U CN212430011U CN 212430011 U CN212430011 U CN 212430011U CN 202021057382 U CN202021057382 U CN 202021057382U CN 212430011 U CN212430011 U CN 212430011U
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Abstract
The utility model provides a passive room wall-penetrating cable duct does not have airtight construction node structure of heat bridge, including the wall body, wall-penetrating sleeve pipe and cable, the wall-penetrating sleeve pipe passes the sleeve pipe pore, the pore within range is reserved to the structural layer, the sheathed tube outside of wall-penetrating is filled the pore and is kept apart the heat preservation, waterproof vapor barrier film bonds respectively at the both ends of pore isolation heat preservation, the preceding tip in pore is reserved to the heat preservation, the outside ligature of wall-penetrating sleeve pipe has pre-compaction expansion sealing strip, the cable runs through the wall-penetrating sleeve pipe, two tip all are filled with the cable isolation heat preservation of a section cladding cable around the wall-penetrating sleeve pipe, all the shutoff has waterproof sealant on the terminal surface of cable isolation heat preservation, it. The utility model is suitable for an in the passive room, solve wall bushing and cable poling because of traditional approach wet with thermal-insulated not good heat bridge and the calorific loss that produces of effect, realize not having heat bridge and high gas tightness, improved the life of the pipeline.
Description
Technical Field
The utility model relates to a wear wall node structure, especially a passive room wears wall cable duct and does not have airtight construction node structure of heat bridge.
Background
The traditional underground cable wall bushing is only provided with one bushing, so that the problems of air leakage and water leakage exist, and particularly, the heat insulation function cannot be realized. The traditional method of using a single-sleeve wall bushing and a single-sleeve cable bushing can only be used in common buildings, is not suitable for passive houses with higher requirements on heat preservation, air tightness, heat bridges and partition, and can generate heat bridges and heat losses caused by humidity and leakage.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a do not have airtight construction node structure of heat bridge by wall cable duct in passive room solves traditional wall bushing's way and is not suitable for in to passive room, can produce some heat bridges and calorific loss's that produce because of humidity and seepage technical problem.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a wall-through cable duct heat-bridge-free airtight construction joint structure for a passive house comprises a wall body, a wall-through sleeve and a cable, wherein the wall body comprises an inner structural layer and an outer heat insulation layer, a sleeve hole for the wall-through sleeve to pass through is horizontally formed in the wall body, the wall-through sleeve passes through a sleeve hole, the sleeve hole is positioned in the structural layer range and reserves a hole for the structural layer, the sleeve hole is positioned in the heat insulation layer range and reserves a hole for the heat insulation layer, the head of the wall-through sleeve extends out of the outer side of the heat insulation layer, and the tail of the wall-through sleeve extends out of the inner side of,
the pore isolating and insulating layer is filled in the pore reserved range of the structural layer and outside the wall bushing, a waterproof vapor-barrier film is respectively bonded at two ends of the pore isolating and insulating layer, a circle of pre-pressing expansion sealing strip is bound at the front end part of the pore reserved in the insulating layer and outside the wall bushing,
the cable penetrates through the wall bushing, the front end part and the rear end part of the wall bushing are respectively filled with a cable isolation and heat preservation layer for coating the cable, waterproof sealant is plugged on the end surface of the cable isolation and heat preservation layer, the surface of the waterproof sealant is flush with the end surface of the wall bushing,
and the end surface of the wall bushing is covered and welded with a sealing flange.
The waterproof vapor barrier film is laid from the surface of the structural layer and extends to the surface of the wall bushing and then is bent and coated, the size of the waterproof vapor barrier film laid on the surface of the structural layer is not less than 200mm, and the length of the wall bushing coated by the waterproof vapor barrier film is not less than 100 mm.
The wall bushing is a galvanized steel bushing.
The filling length of the cable isolation and insulation layer in the wall bushing is not less than 150 mm.
The cable isolation and insulation layer is made of polyurethane foaming agent.
The pore insulating layer is an extruded polystyrene board, and the thickness of the pore insulating layer is not less than 50 mm.
The thickness of the waterproof sealant is not less than 50 mm.
Each side of the sealing flange comprises two flange plates, the outer diameters of the flange plates are the same, the flange plates are respectively an inner flange and an outer flange, the inner diameter of the inner flange is matched with the outer diameter of the wall bushing, the inner flange is sleeved at the end position of the wall bushing, the inner diameter of the outer flange is matched with the outer diameter of the cable, the outer flange is sleeved on the outer side of the inner flange and attached to the outer side of the inner flange, and the outer flange and the inner flange are anchored through flange connecting bolts.
The inner flange is formed by splicing two semicircular flange plates.
Compared with the prior art the utility model has the following characteristics and beneficial effect:
the utility model discloses seal respectively to wall bushing and cable, seal respectively according to the characteristics of structural layer and heat preservation between the structure of wall bushing and passive room wall body, separate vapour through waterproof vapour barrier film between wall bushing and the structural layer, insulate against heat through foamer and structural layer, seal with the heat preservation through pre-compaction expansion sealing strip. And the cable and the wall bushing are insulated by foaming agent, sealed by sealant, and plugged by a double-flange structure arranged on the outer side.
The utility model is suitable for an in the passive room, solve wall bushing and cable poling because of traditional approach wet with thermal-insulated not good heat bridge and the calorific loss that produces of effect, realize not having heat bridge and high gas tightness, improved the life of the pipeline.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic perspective view of the flange of the present invention.
Reference numerals: 1-wall bushing, 2-cable, 3-structural layer, 4-insulating layer, 5-structural layer reserved pore channel, 6-insulating layer reserved pore channel, 7-pore channel insulating layer, 8-waterproof vapor barrier film, 9-prepressing expansion sealing strip, 10-cable insulating layer, 11-waterproof sealant, 12-inner flange, 13-outer flange and 14-flange connecting bolt.
Detailed Description
The embodiment of the invention is shown in fig. 1-2, and the heat-bridge-free closed construction joint structure of the wall-through cable pipeline of the passive house comprises a wall body, a wall-through sleeve 1 and a cable 2, wherein the wall body comprises a structural layer 3 at the inner side and a heat insulation layer 4 at the outer side, a sleeve hole for the wall-through sleeve 1 to pass through is horizontally formed in the wall body, the wall-through sleeve 1 passes through the sleeve hole, the sleeve hole is positioned in the structural layer range and is reserved with a hole 5 for the structural layer, the sleeve hole is positioned in the heat insulation layer range and is reserved with a hole 6 for the heat insulation layer, the head of the wall-through sleeve 1 extends out of the outer side of the heat insulation layer 4.
The structure layer is characterized in that a pore isolating and insulating layer 7 is filled in the range of the pore reserved structure layer 5 and outside the wall bushing 1, two ends of the pore isolating and insulating layer 7 are respectively bonded with a waterproof steam-isolating membrane 8, and a circle of prepressing expansion sealing strip 9 is bound on the front end part of the pore reserved structure layer 6 and outside the wall bushing 1.
The cable 2 penetrates through the wall bushing 1, a section of cable isolation and insulation layer 10 covering the cable 2 is filled at the front end and the rear end of the wall bushing 1, waterproof sealant 11 is plugged on the end face of the cable isolation and insulation layer 10, and the surface of the waterproof sealant 11 is flush with the end face of the wall bushing 1.
And a sealing flange is covered and welded on the end surface of the wall bushing 1.
The waterproof vapor-barrier film 8 is laid from the surface of the structural layer 3 and extends to the surface of the wall bushing 1 to be bent and coated, the dimension a of the waterproof vapor-barrier film 8 laid on the surface of the structural layer 3 is not less than 200mm, and the length b of the waterproof vapor-barrier film 8 coated on the wall bushing 1 is less than 100 mm. The wall bushing 1 is a galvanized steel bushing. The filling length c of the cable insulation layer 10 in the wall bushing 1 is not less than 150 mm. The cable isolation and insulation layer 10 is a two-component polyurethane foaming agent. The pore insulating layer 7 is an extruded polystyrene board, and the thickness e of the pore insulating layer is not less than 50 mm. The thickness d of the waterproof sealant 11 is not less than 50 mm.
Each side of the sealing flange comprises two flange plates, the outer diameters of the flange plates are the same, the flange plates are respectively an inner flange 12 and an outer flange 13, the inner diameter of the inner flange 12 is matched with the outer diameter of the wall bushing 1, the inner flange 12 is sleeved at the end position of the wall bushing 1 and welded, the inner diameter of the outer flange 13 is matched with the outer diameter of the cable 2, the outer flange 13 is sleeved on the outer side of the inner flange 12 and attached to the outer side of the outer flange 13, and the outer flange are anchored through flange connecting bolts 14. The inner flange 12 is formed by splicing two semicircular flange plates.
The utility model discloses a work progress as follows:
the construction method of the wall bushing comprises the following steps: pre-burying and reserving a sleeve hole channel in advance, penetrating a wall bushing in the sleeve hole channel, enabling the outer wall of the wall bushing to be not in contact with the inner wall of the sleeve hole channel, filling a hole channel isolation heat insulation layer between a structural layer reserved hole channel and the wall bushing, then pasting a waterproof steam-proof film, pre-pressing an expansion sealing adhesive tape in the heat insulation layer reserved hole channel, then constructing a heat insulation layer of the wall body, and isolating the wall bushing from the reserved hole channel and the wall body by using a heat insulation material to block heat bridge and heat loss of the part of the wall bushing.
Secondly, a cable pipeline penetrating construction method comprises the following steps: the method comprises the following steps of welding an inner flange on a line penetrating pipeline after heat bridge-free construction is completed on the outer side of a wall penetrating sleeve, conducting cable penetrating construction after flange welding is completed, then conducting injection plugging of a heat insulation material, keeping a distance for injecting weather-resistant glue for 5cm away from a flange after the heat insulation material is plugged, then conducting fastening plugging of flange connecting bolts on two semicircular plugging iron plates of an outer flange, and conducting glue injection in reserved glue injection holes after the flange connecting bolts are fastened.
Claims (9)
1. The utility model provides a passive room wall-penetrating cable duct does not have airtight construction node structure of heat bridge, includes wall body, wall-penetrating sleeve pipe (1) and cable (2), its characterized in that: the wall body comprises an inner side structural layer (3) and an outer side heat insulation layer (4), a sleeve hole for the wall bushing (1) to pass through is horizontally formed in the wall body, the wall bushing (1) passes through a bushing hole, the sleeve hole is located in the structural layer range and is reserved for the structural layer (5), the sleeve hole is located in the heat insulation layer range and is reserved for the heat insulation layer (6), the head of the wall bushing (1) extends out of the outer side of the heat insulation layer (4), and the tail of the wall bushing (1) extends out of the inner side of the structural layer (3),
a pore isolating and insulating layer (7) is filled in the range of the structural layer reserved pore (5) and outside the wall bushing (1), a waterproof vapor-barrier film (8) is respectively bonded at two ends of the pore isolating and insulating layer (7), a circle of prepressing expansion sealing strip (9) is bound at the front end part of the insulating layer reserved pore (6) and outside the wall bushing (1),
the cable (2) penetrates through the wall bushing (1), the front end part and the rear end part of the wall bushing (1) are respectively filled with a cable isolation and heat preservation layer (10) for coating the cable (2), the end surfaces of the cable isolation and heat preservation layers (10) are respectively plugged with waterproof sealant (11), the surfaces of the waterproof sealants (11) are all parallel and level to the end surface of the wall bushing (1),
and a sealing flange is covered and welded on the end surface of the wall bushing (1).
2. The passive house through-wall cable duct heat-bridge-free closed construction joint structure as claimed in claim 1, wherein: the waterproof vapor barrier film (8) is laid from the surface of the structural layer (3) and extends to the surface of the wall bushing (1) and then is bent and coated, the size of the waterproof vapor barrier film (8) laid on the surface of the structural layer (3) is not less than 200mm, and the length of the waterproof vapor barrier film (8) coated on the wall bushing (1) is not less than 100 mm.
3. The passive house through-wall cable duct heat-bridge-free closed construction joint structure as claimed in claim 1, wherein: the wall bushing (1) is a galvanized steel bushing.
4. The passive house through-wall cable duct heat-bridge-free closed construction joint structure as claimed in claim 1, wherein: the filling length of the cable isolation and insulation layer (10) in the wall bushing (1) is not less than 150 mm.
5. The passive house through-wall cable duct heat-bridge-free closed construction joint structure as claimed in claim 4, wherein: the cable isolation and insulation layer (10) is a polyurethane foaming agent.
6. The passive house through-wall cable duct heat-bridge-free closed construction joint structure as claimed in claim 1, wherein: the pore insulating layer (7) is an extruded polystyrene board, and the thickness of the pore insulating layer is not less than 50 mm.
7. The passive house through-wall cable duct heat-bridge-free closed construction joint structure as claimed in claim 1, wherein: the thickness of the waterproof sealant (11) is not less than 50 mm.
8. The passive house through-wall cable duct heat-bridge-free closed construction joint structure as claimed in claim 1, wherein: each side of the sealing flange comprises two flange plates, the outer diameters of the flange plates are the same, the inner flange (12) and the outer flange (13) are respectively arranged, the inner diameter of the inner flange (12) is matched with the outer diameter of the wall bushing (1), the inner flange (12) is sleeved at the end position of the wall bushing (1), the inner diameter of the outer flange (13) is matched with the outer diameter of the cable (2), the outer flange (13) is sleeved on the outer side of the inner flange (12) and is attached to the outer side of the outer flange (13), and the outer flange are anchored through flange connecting bolts (14).
9. The passive building wall-penetrating cable duct heat bridge-free closed construction joint structure as claimed in claim 8, wherein: the inner flange (12) is formed by splicing two semicircular flange plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021057382.9U CN212430011U (en) | 2020-06-10 | 2020-06-10 | Passive room wall-penetrating cable duct heat-bridge-free airtight construction joint structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021057382.9U CN212430011U (en) | 2020-06-10 | 2020-06-10 | Passive room wall-penetrating cable duct heat-bridge-free airtight construction joint structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212430011U true CN212430011U (en) | 2021-01-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021057382.9U Active CN212430011U (en) | 2020-06-10 | 2020-06-10 | Passive room wall-penetrating cable duct heat-bridge-free airtight construction joint structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212430011U (en) |
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2020
- 2020-06-10 CN CN202021057382.9U patent/CN212430011U/en active Active
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