Fabricated ultra-low energy consumption building outer wall penetrating heat insulation broken bridge structure

Abstract

The utility model discloses an assembly type ultra-low energy consumption building outer wall penetrating heat insulation broken bridge structure which comprises a combined type wire sleeve, a horizontal threading pipe and a vertical threading pipe, one side of the combined type wire sleeve is flush with the inner wall face of a concrete wall, and the other side of the combined type wire sleeve is flush with the outer wall face of the concrete wall. The horizontal threading pipe penetrates through the thermal insulation wall, the vertical threading pipe is pre-buried in the concrete wall, and the joint of the combined wire sleeve and the thermal insulation wall and the joint of the horizontal threading pipe and the thermal insulation wall are covered with waterproof breathable films. According to the utility model, the combined wire sleeve and the vertical threading pipe are pre-buried in the concrete wall, and one side of the combined wire sleeve is flush with the inner wall surface of the concrete wall, so that the concealed laying of the wire pipe is realized, and the inner wall surface of the concrete wall is free from any exposed pipeline and end equipment; the problem that a passive building threading pipe cannot be directly laid in a hidden mode after entering a room from an outer wall, and the later installation and decoration quality progress is affected is solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of building technology for wall-piercing pipelines, and particularly relates to a heat-insulating broken bridge structure for a prefabricated ultra-low energy consumption building to penetrate an external wall. Background Technique

[0002] The primary energy on the earth is becoming increasingly scarce day by day, and environmental pollution is serious. Humans have higher and higher standards for the living environment. In this general environment, passive buildings can precisely meet the needs of society and humans. Passive houses - highly energy-efficient buildings, with excellent air quality, ultra-low energy consumption, and thermal comfort, can meet the needs of the human living environment. Passive buildings are the future development trend of the construction industry. The traditional method of passing through the external wall is to embed a sleeve on both sides of the wall, and the wiring pipe passes through the embedded sleeve, resulting in the wiring pipe being exposed on the inner wall surface. At the connection with the terminal equipment, only the wiring pipe or wire groove can be exposed for installation, which cannot guarantee the overall flatness of the inner wall surface and causes unnecessary trouble for later installation and decoration.

[0003] Therefore, it is necessary to propose that the present invention discloses a heat-insulating broken bridge structure for a prefabricated ultra-low energy consumption building to penetrate an external wall to solve the above problems. Content of the Utility Model

[0004] The technical problem to be solved by the utility model is to provide a heat-insulating broken bridge structure for a prefabricated ultra-low energy consumption building to penetrate an external wall in view of the above deficiencies in the prior art. By embedding a combined wire sleeve in the concrete wall, connecting a vertical wiring pipe to the bottom of the combined wire sleeve, and making one side of the combined wire sleeve flush with the inner wall surface of the concrete wall, concealed wiring of the pipeline is realized, so that there are no exposed pipelines and terminal equipment on the inner wall surface of the concrete wall, solving the problem that the wiring pipe of a passive building cannot be directly concealed after entering the room from the external wall, which affects the quality and progress of later installation and decoration.

[0005] To solve the above technical problems, the technical solution adopted by the utility model is: a heat-insulating broken bridge structure for a prefabricated ultra-low energy consumption building to penetrate an external wall, the external wall includes a concrete wall and an adjacent insulation wall, and is characterized in that: it includes a combined wire sleeve embedded in the concrete wall, a horizontal wiring pipe connected to one side of the combined wire sleeve, and a vertical wiring pipe connected to the bottom of the combined wire sleeve. One side of the combined wire sleeve is flush with the inner wall surface of the concrete wall, the other side of the combined wire sleeve is flush with the outer wall surface of the concrete wall, the horizontal wiring pipe penetrates through the insulation wall, the vertical wiring pipe is embedded in the concrete wall, and waterproof and breathable membranes are covered at the connection between the combined wire sleeve and the insulation wall and at the connection between the horizontal wiring pipe and the insulation wall;

[0006] The combined wire sleeve comprises a pre-buried wiring box and a pre-buried wiring sleeve detachably connected to one side of the pre-buried wiring box, one side of the pre-buried wiring box is further provided with a threading pipe connecting section for connecting with a horizontal threading pipe, and the threading pipe connecting section is arranged in the pre-buried wiring sleeve;

[0007] A sealing layer is filled between the pre-buried wiring sleeve and the threading pipe connecting section as well as in the pre-buried wiring box.

[0008] The above-mentioned assembled ultra-low energy consumption building outer wall insulation broken bridge structure is characterized in that the embedded junction box is a cubic box body, and the side of the embedded junction box away from the insulation wall is open.

[0009] The above-mentioned assembled ultra-low energy consumption building outer wall insulation broken bridge structure is characterized in that: the embedded wiring sleeve is threadedly installed on the embedded wiring box, and an internal threaded connecting sleeve for threaded installation of the embedded wiring sleeve is provided on the side of the embedded wiring box close to the insulation wall, and one end of the embedded wiring sleeve is provided with an external thread matching the internal thread on the internal threaded connecting sleeve.

[0010] The above-mentioned assembled ultra-low energy consumption building exterior wall insulation broken bridge structure is characterized in that: a wiring hole connected to the wire threading pipe connecting section is opened on the side of the embedded junction box close to the insulation wall, and one end of the wire threading pipe connecting section is installed at the wiring hole on one side of the embedded junction box through a junction box lock nut.

[0011] The above-mentioned assembled ultra-low energy consumption building outer wall insulation broken bridge structure is characterized in that: a wiring hole connected to the vertical wire threading tube is opened at the bottom of the embedded junction box, and one end of the vertical wire threading tube is installed at the wiring hole at the bottom of the embedded junction box through a junction box lock nut.

[0012] The above-mentioned assembled ultra-low energy consumption building exterior wall insulation broken bridge structure is characterized in that: the wire threading pipe connecting section and the horizontal wire threading pipe are connected by a pipe joint, and the pipe joint is located in the embedded wiring sleeve, and the end of the pipe joint away from the embedded wiring box is flush with the end of the embedded wiring sleeve away from the embedded wiring box.

[0013] The above-mentioned assembled ultra-low energy consumption building outer wall insulation broken bridge structure is characterized in that: a pre-compression expansion sealing belt is wrapped around the outside of the end of the horizontal threading pipe away from the concrete wall.

[0014] The above-mentioned assembled ultra-low energy consumption building outer wall insulation broken bridge structure is characterized in that a fireproof layer is filled between the end of the threading pipe connecting section away from the horizontal threading pipe and the wires and cables installed inside.

[0015] The above-mentioned heat-insulating broken bridge structure for penetrating exterior walls of an assembled ultra-low energy consumption building is characterized in that: an elastic sealant layer is filled inside one end of the horizontal pipe penetrating line away from the concrete wall.

[0016] The above-mentioned heat-insulating broken bridge structure for penetrating exterior walls of an assembled ultra-low energy consumption building is characterized in that: a sealant layer is filled between the outside of one end of the horizontal pipe penetrating line away from the concrete wall and the thermal insulation wall.

[0017] The utility model has the following advantages compared with the prior art:

[0018] By pre-burying a combined wire sleeve in the concrete wall, connecting a vertical pipe penetrating line to the bottom of the combined wire sleeve, and making one side of the combined wire sleeve flush with the inner wall surface of the concrete wall, the utility model realizes the concealed laying of the pipeline, so that there are no exposed pipelines and terminal equipment on the inner wall surface of the concrete wall, and solves the problem that the pipe penetrating line of the passive building cannot be directly concealed after entering the room from the exterior wall, which affects the quality and progress of the later installation and decoration.

[0019] The technical solution of the utility model will be further described in detail below through the drawings and embodiments. Description of the Drawings

[0020] Figure 1 It is a schematic structural diagram of the utility model.

[0021] Figure 2 It is a schematic connection relationship diagram of the connection section between the combined wire sleeve and the pipe penetrating line of the utility model.

[0022] Description of the Reference Numerals:

[0023] 1 - Concrete wall; 2 - Thermal insulation wall; 3 - Combined wire sleeve;

[0024] 31 - Embedded junction box; 311 - Internal thread connecting sleeve; 32 - Embedded wiring sleeve;

[0025] 4 - Connection section of the pipe penetrating line; 5 - Horizontal pipe penetrating line; 6 - Pipe joint;

[0026] 7 - Junction box lock nut; 8 - Vertical pipe penetrating line; 9 - Sealing layer;

[0027] 10 - Waterproof and breathable film; 11 - Pre-pressed expansion sealing tape; 12 - Fireproof layer;

[0028] 13 - Elastic sealant layer; 14 - Sealant layer. Detailed Embodiment

[0029] As Figure 1 and Figure 2As shown in the figure, the exterior wall includes a concrete wall 1 and an adjacent thermal insulation wall 2. The present utility model includes a combined wire conduit 3 embedded in the concrete wall 1, a horizontal wire conduit 5 connected to one side of the combined wire conduit 3, and a vertical wire conduit 8 connected to the bottom of the combined wire conduit 3. One side of the combined wire conduit 3 is flush with the inner wall surface of the concrete wall 1, and the other side of the combined wire conduit 3 is flush with the outer wall surface of the concrete wall 1. The horizontal wire conduit 5 penetrates through the thermal insulation wall 2, and the vertical wire conduit 8 is embedded in the concrete wall 1. Waterproof and breathable membranes 10 are covered at the connection between the combined wire conduit 3 and the thermal insulation wall 2 and at the connection between the horizontal wire conduit 5 and the thermal insulation wall 2;

[0030] The combined wire conduit 3 includes an embedded junction box 31 and an embedded wiring sleeve 32 detachably connected to one side of the embedded junction box 31. A wire conduit connection section 4 for connecting to the horizontal wire conduit 5 is further provided on one side of the embedded junction box 31, and the wire conduit connection section 4 is arranged inside the embedded wiring sleeve 32;

[0031] Sealing layers 9 are filled between the embedded wiring sleeve 32 and the wire conduit connection section 4 and inside the embedded junction box 31.

[0032] During actual use, a waterproof and airtight membrane is attached to the entire inner wall surface of the concrete wall 1 to ensure the moisture-proof, heat-insulating and heat-preserving functions of the building; a waterproof and breathable membrane is attached to the entire outer wall surface of the concrete wall 1 to ensure the airtightness of the building. The inner wall surface of the concrete wall 1 refers to the wall surface of the concrete wall 1 away from the thermal insulation wall 2, and the outer wall surface of the concrete wall 1 refers to the wall surface of the concrete wall 1 close to the thermal insulation wall 2.

[0033] It should be noted that by embedding the combined wire conduit 3 in the concrete wall 1, connecting the vertical wire conduit 8 to the bottom of the combined wire conduit 3, and making one side of the combined wire conduit 3 flush with the inner wall surface of the concrete wall 1, concealed wiring of the wire conduits is realized, so that there are no exposed wires and terminal devices on the inner wall surface of the concrete wall 1, solving the problem that in a passive building, the wire conduits cannot be directly concealed after entering the room from the exterior wall, which affects the quality and progress of later installation and decoration.

[0034] During specific implementation, the setting of the combined wire conduit 3 and the vertical wire conduit 8 enables the external devices of a passive building to be introduced into the room from the outdoor exterior wall without exposed wiring and can be concealedly installed throughout the process to the terminal control, ensuring the safety and concealment of the entire line and improving the overall installation quality level.

[0035] During specific implementation, the sealing layer 9 is a polyurethane foam sealing layer. By filling polyurethane foam between the embedded wiring sleeve 32 and the connecting section 4 of the conduit pipe as well as inside the embedded junction box 31, the effect of heat bridge break treatment can be achieved. When filling polyurethane foam between the embedded wiring sleeve 32 and the connecting section 4 of the conduit pipe, first install the pipe joint 6 on the connecting section 4 of the conduit pipe, and then fill polyurethane foam between the embedded wiring sleeve 32 and the connecting section 4 of the conduit pipe connected with the pipe joint 6. At the same time, fill polyurethane foam synchronously between the outer wall of the pipe joint 6 and the inner wall of the embedded wiring sleeve 32.

[0036] In this embodiment, the embedded junction box 31 is a cubic box body, and one side of the embedded junction box 31 away from the thermal insulation wall 2 is open.

[0037] In this embodiment, the embedded wiring sleeve 32 is threadedly installed on the embedded junction box 31. An internal thread connecting sleeve 311 for threaded installation of the embedded wiring sleeve 32 is provided on one side of the embedded junction box 31 close to the thermal insulation wall 2, and an external thread matching the internal thread on the internal thread connecting sleeve 311 is provided at one end of the embedded wiring sleeve 32.

[0038] During actual use, the embedded wiring sleeve 32, the internal thread connecting sleeve 311, the connecting section 4 of the conduit pipe, and the horizontal conduit pipe 5 are all round pipes and are arranged coaxially.

[0039] In this embodiment, a wiring hole communicating with the connecting section 4 of the conduit pipe is opened on one side of the embedded junction box 31 close to the thermal insulation wall 2, and one end of the connecting section 4 of the conduit pipe is installed at the wiring hole on one side of the embedded junction box 31 through a junction box lock nut 7.

[0040] During actual use, the wiring hole is a round hole and is arranged coaxially with the connecting section 4 of the conduit pipe.

[0041] During specific implementation, the junction box lock nut 7 includes an external thread sleeve and an internal thread sleeve in threaded cooperation. One end of the internal thread sleeve is threadedly sleeved outside the external thread sleeve. One end of the connecting section 4 of the conduit pipe is inserted into the internal thread sleeve. Limit edges are provided at the ends of both the internal thread sleeve and the external thread sleeve, and the limit edges of the internal thread sleeve and the external thread sleeve are respectively located on both sides of the box wall of the embedded junction box 31 corresponding to the wiring hole.

[0042] When installing the junction box lock nut 7, place the external thread sleeve and the internal thread sleeve on the inside and outside of the embedded junction box 31 respectively, and then make the end of the external thread sleeve without the limit edge pass through the wiring hole and be threadedly connected with the internal thread sleeve.

[0043] In this embodiment, a wiring hole communicating with the vertical conduit 8 is provided at the bottom of the embedded junction box 31, and one end of the vertical conduit 8 is installed at the wiring hole at the bottom of the embedded junction box 31 through a junction box locknut 7.

[0044] Specifically, when implemented, the connection mode between the vertical conduit 8 and the junction box locknut 7 is the same as that between the conduit connection section 4 and the junction box locknut 7.

[0045] Specifically, when implemented, two wiring holes communicating with the vertical conduit 8 are provided at the bottom of the embedded junction box 31, and the number of vertical conduits 8 is two.

[0046] In this embodiment, the conduit connection section 4 and the horizontal conduit 5 are connected through a pipe joint 6. The pipe joint 6 is located inside the embedded wiring sleeve 32, and one end of the pipe joint 6 far from the embedded junction box 31 is flush with one end of the embedded wiring sleeve 32 far from the embedded junction box 31.

[0047] During actual use, the pipe joint 6 is a round pipe, and an annular limiting edge is provided in the middle of the inner wall of the pipe joint 6. The conduit connection section 4 and the horizontal conduit 5 are respectively inserted into the two ends inside the pipe joint 6.

[0048] In this embodiment, a pre-pressed expansion sealing tape 11 is wound around the outer part of one end of the horizontal conduit 5 far from the concrete wall 1.

[0049] In this embodiment, a fireproof layer 12 is filled between one end of the conduit connection section 4 far from the horizontal conduit 5 and the wires and cables internally passing through.

[0050] During actual use, the filling length of the fireproof layer 12 is 50 mm, and the fireproof layer 12 is flush with one end of the conduit connection section 4 close to the embedded junction box 31.

[0051] Specifically, when implemented, the fireproof layer 12 is made of fireproof mud.

[0052] In this embodiment, an elastic sealing glue layer 13 is filled inside one end of the horizontal conduit 5 far from the concrete wall 1.

[0053] During actual use, the elastic sealing glue layer 13 is filled in the gap between the cables and wires and the inner wall of the horizontal conduit 5. The elastic sealing glue layer 13 can perform airtight sealing on the horizontal conduit 5, and the sealing length is at least 30 mm, ensuring the fireproof performance and airtightness inside the horizontal conduit 5.

[0054] In this embodiment, a sealing glue layer 14 is filled between the outer part of one end of the horizontal conduit 5 far from the concrete wall 1 and the insulation wall 2.

[0055] In actual use, the sealant layer 14 is located outside the pre-pressed expansion seal tape 11, and the sealant layer 14 can effectively ensure the airtightness between the horizontal conduit 5 and the thermal insulation wall 2.

[0056] When the utility model is actually used, during the electrical embedding construction of beams and slabs, the combined wire conduit 3 is installed on the concrete wall formwork, and the embedded junction box 31 faces indoors; a vertical conduit 8 and a corresponding junction box are connected below the embedded junction box 31;

[0057] The concrete wall 1 is poured. After the formwork of the concrete wall is removed, the concrete residues around the combined wire conduit 3 are cleaned up. A horizontal conduit 5 is connected to the conduit connection section 4 through a pipe joint 6, and a pre-pressed expansion seal tape 11 is wound around the outer wall of the pipe orifice of the horizontal conduit 5;

[0058] The wires and cables are threaded along the conduit from the outside to the inside of the room;

[0059] After the threading is completed, a fireproof layer 12 is filled between one end of the conduit connection section 4 far from the horizontal conduit 5 and the wires and cables passing through the inside;

[0060] The gaps between the inner wall of the embedded wiring sleeve 32 and the outer wall of the horizontal conduit 5 are filled with polyurethane foam material from the inner and outer sides of the wall respectively, so that the polyurethane foam material displaces the air inside, densifies the gaps inside the pipe, and achieves the effect of heat bridge breaking treatment;

[0061] The wire orifice of the vertical conduit 8 laid downward from the embedded junction box 31 is blocked with polyurethane foam material, and then the gaps inside the embedded junction box 31 are filled and densified with polyurethane foam material, achieving the effect of heat bridge breaking treatment;

[0062] The interior wall surface is entirely pasted with a waterproof and airtight film, and the exterior wall surface is entirely pasted with a waterproof and breathable film. The root of the horizontal conduit 5 extending out of the concrete wall 1 is wrapped with a waterproof and breathable film;

[0063] Elastic sealant is filled inside one end of the horizontal conduit 5 far from the concrete wall 1 to form an elastic sealant layer 13;

[0064] The thermal insulation wall 2 is installed, and sealant is filled between the outside of one end of the horizontal conduit 5 far from the concrete wall 1 and the thermal insulation wall 2 to form a sealant layer 14.

[0065] The above is only a preferred embodiment of the utility model, and does not impose any limitation on the utility model. Any simple modification, change, and equivalent structural change made to the above embodiments according to the technical essence of the utility model still fall within the protection scope of the technical solution of the utility model.

Claims

1. An assembled ultra-low energy consumption building's thermal insulation and broken bridge structure through the external wall. The external wall includes a concrete wall (1) and an adjacent thermal insulation wall (2), and is characterized in that: It includes a combined wire conduit (3) embedded in a concrete wall (1), a horizontal wire conduit (5) connected to one side of the combined wire conduit (3), and a vertical wire conduit (8) connected to the bottom of the combined wire conduit (3). One side of the combined wire conduit (3) is flush with the inner wall surface of the concrete wall (1), and the other side of the combined wire conduit (3) is flush with the outer wall surface of the concrete wall (1). The horizontal wire conduit (5) penetrates through a thermal insulation wall (2), and the vertical wire conduit (8) is embedded in the concrete wall (1). Waterproof and breathable membranes (10) are covered at the connection between the combined wire conduit (3) and the thermal insulation wall (2) and at the connection between the horizontal wire conduit (5) and the thermal insulation wall (2); The combined wire conduit (3) includes an embedded junction box (31) and an embedded wiring sleeve (32) detachably connected to one side of the embedded junction box (31). A wire conduit connection section (4) for connecting to the horizontal wire conduit (5) is further provided on one side of the embedded junction box (31), and the wire conduit connection section (4) is arranged inside the embedded wiring sleeve (32); Sealing layers (9) are filled between the embedded wiring sleeve (32) and the wire conduit connection section (4) and inside the embedded junction box (31).

2. The heat insulation and broken bridge structure for penetrating the exterior wall of a prefabricated ultra-low energy consumption building according to claim 1, characterized in that: The embedded junction box (31) is a cubic box body, and one side of the embedded junction box (31) away from the thermal insulation wall (2) is open.

3. The heat insulation and broken bridge structure for penetrating the exterior wall of a prefabricated ultra-low energy consumption building according to claim 1, characterized in that: The embedded wiring sleeve (32) is threadedly installed on the embedded junction box (31). An internal thread connection sleeve (311) for threaded installation of the embedded wiring sleeve (32) is provided on one side of the embedded junction box (31) close to the thermal insulation wall (2), and an external thread matching the internal thread on the internal thread connection sleeve (311) is provided at one end of the embedded wiring sleeve (32).

4. The heat insulation and broken bridge structure for passing through the exterior wall of an assembled ultra-low energy consumption building according to claim 1, characterized in that: A wiring hole communicating with the wire conduit connection section (4) is opened on one side of the embedded junction box (31) close to the thermal insulation wall (2), and one end of the wire conduit connection section (4) is installed at the wiring hole on one side of the embedded junction box (31) through a junction box locknut (7).

5. The heat insulation and broken bridge structure for penetrating the exterior wall of a prefabricated ultra-low energy consumption building according to claim 1, characterized in that: A wiring hole communicating with the vertical wire conduit (8) is opened at the bottom of the embedded junction box (31), and one end of the vertical wire conduit (8) is installed at the wiring hole at the bottom of the embedded junction box (31) through a junction box locknut (7).

6. The heat-insulating and bridge-breaking structure for penetrating an exterior wall of a prefabricated ultra-low energy consumption building according to claim 1, characterized in that: The wire conduit connection section (4) and the horizontal wire conduit (5) are connected through a pipe joint (6). The pipe joint (6) is located inside the embedded wiring sleeve (32), and one end of the pipe joint (6) away from the embedded junction box (31) is flush with one end of the embedded wiring sleeve (32) away from the embedded junction box (31).

7. The heat-insulating broken bridge structure for passing through the exterior wall of a prefabricated ultra-low energy consumption building according to claim 1, characterized in that: A pre-pressed expansion sealing tape (11) is wound around the outer part of one end of the horizontal wire conduit (5) away from the concrete wall (1).

8. A heat-insulating broken bridge structure for a prefabricated ultra-low energy consumption building passing through an external wall according to claim 1, characterized in that: A fireproof layer (12) is filled between one end of the wire conduit connection section (4) away from the horizontal wire conduit (5) and the wires and cables passing through the inside thereof.

9. The heat insulation and broken bridge structure for passing through the exterior wall of a prefabricated ultra-low energy consumption building according to claim 1, characterized in that: An elastic sealing glue layer (13) is filled inside one end of the horizontal wire conduit (5) away from the concrete wall (1).

10. A heat-insulating and broken bridge structure for a prefabricated ultra-low energy consumption building passing through an external wall according to claim 1, characterized in that: A sealant layer (14) is filled between the outer side of the end of the horizontal pipe (5) far from the concrete wall (1) and the thermal insulation wall (2).

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