Steel structure building wall energy-saving device

By setting up sound insulation layers, heating pipes and insulation layers groups in the walls of steel structure buildings, and using connecting frames and splicing clips to achieve rapid assembly and fastening connections, the shortcomings of existing walls in sound insulation, energy saving and temperature adjustment are solved, and stable, energy-saving and green wall effects are achieved.

CN119616093APending Publication Date: 2025-03-14SUZHOU HONGSHENG SEMICON CO LTD
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Patent Information

Application Number
CN202510112153.3
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-01-24
Publication Date
2025-03-14

AI Technical Summary

Technical Problem

The existing steel structure building walls have shortcomings in sound insulation, energy saving and temperature adjustment, which are difficult to assemble quickly and are easy to fall off, and the materials are prone to cracking in cold seasons.

Method used

By setting up a sound insulation layer, heating pipe and insulation layer group, the connecting frame, connecting plate and splicing card parts can be used to achieve rapid assembly and fastening connection, ensuring the stability and energy-saving and sound insulation effect of the insulation layer group, and adjusting the temperature through the heating pipe to prevent material cracking.

Benefits of technology

It realizes the energy-saving and sound insulation effect of steel structure building walls, is quickly assembled and stable, avoids material cracking, and meets the requirements of green energy-saving.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention provides a steel structure building wall energy-saving device, and relates to the technical field of building energy-saving materials and products of the building energy-saving materials. A sound insulation layer is mounted on the rear end surface of the reflecting layer; sound absorption holes are formed in the sound insulation layer, a connecting frame is installed outside the sound insulation layer, heating pipes are installed on the front end face of the sound insulation layer and the rear side of the reflecting layer, and splicing clamping pieces are installed at the four corners of the sound insulation layer; the heat preservation layer set comprises a heat preservation plate and an inner layer plate, and the inner layer plate is installed on the rear side of the heat preservation plate. A connecting plate is connected to the joint of the connecting frame and the sound insulation layer. Due to the fact that the sound insulation layer and the connecting frame are arranged, after the sound insulation layer and the connecting frame are assembled, the heat insulation layer set, the connecting frame and the sound insulation layer are assembled through the connecting plate and the connecting rod, fastening connection of the heat insulation layer set, the connecting frame and the sound insulation layer is completed, meanwhile, the energy-saving and sound insulation effects of the wall can be achieved through the sound absorption holes, and the problems that an existing steel structure building wall is single in structure and inconvenient to use are solved. And a good sound insulation effect is difficult to achieve.
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Description

Technical Field

[0001] The invention relates to the technical field of building energy-saving materials and products thereof, and in particular to an energy-saving device for a steel structure building wall. Background Art

[0002] Steel structure buildings are widely used around the world due to their comprehensive advantages such as light weight, factory manufacturing, quick installation, short construction period, good earthquake resistance, fast investment recovery, and less environmental pollution. However, the existing steel structure building wall structure is single, which makes it difficult to achieve good sound insulation effect; the steel structure building wall has deficiencies in energy saving and temperature regulation, and cannot effectively regulate the internal temperature of the house, affecting the living and working environment; when assembling the insulation layer, it relies on the traditional assembly method and uses steel nails to fix the insulation board, which is difficult to assemble quickly and avoid falling off; after the wall structure such as multi-layer insulation board is assembled, the front and rear directions are not fixed, which is easy to warp; in order to improve energy saving and environmental protection capabilities, existing steel structure buildings usually install solar panels, but it is difficult to regulate the temperature of the wall, and the material is easy to crack in cold seasons. Summary of the invention

[0003] The disclosed embodiments relate to an energy-saving device for a steel structure building wall. By providing a sound insulation layer, energy-saving and sound insulation effects can be achieved. By providing a heating pipe, the temperature can be adjusted to prevent material cracking. By providing a thermal insulation layer group, quick assembly can be achieved to prevent falling off. By providing splicing clips, the four corners can be tightened front and back to prevent warping.

[0004] According to a first aspect of the present disclosure, there is provided a steel structure building wall energy-saving device, which specifically comprises: a reflective layer and a thermal insulation layer group; a sound insulation layer is installed on the rear end surface of the reflective layer; sound-absorbing holes are provided inside the sound insulation layer, a connecting frame is installed on the outside of the sound insulation layer, a heating pipe is installed on the front end surface of the sound insulation layer and the rear side of the reflective layer, and splicing clips are installed at the four corners of the sound insulation layer; the thermal insulation layer group comprises a thermal insulation board and an inner layer board, the inner layer board is installed on the rear side of the thermal insulation board, the inner layer board is installed on the outer surface of the steel structure building, and a capping board is installed on the top surface of the inner layer board at the top; a connecting plate is connected to the joint between the connecting frame and the sound insulation layer; an inner through hole is provided inside the connecting plate, the interior of the inner through hole is penetrated by a heating pipe, rectangular plates are welded on the upper and lower sides of the connecting plate, a connecting rod is connected to the inside of the rectangular plate, and the connecting rod penetrates the sound insulation layer and the connecting frame and then is connected to the thermal insulation layer group.

[0005] In at least some embodiments, a first clip is fixedly provided on the top surface of the insulation board, a fourth clip is provided on the top surface of the insulation board, and a third clip is provided on the bottom of the insulation board. After the upper and lower insulation boards are assembled, the first clip on the lower insulation board is clipped into the third clip on the upper insulation board, a second clip is provided on the left side of the top surface of the inner plate, a fourth clip is provided on the top surface of the inner plate, and a third clip is provided on the bottom of the inner plate. After the upper and lower inner plates are assembled, the fourth clip on the lower inner plate is clipped into the groove inside the third clip on the upper inner plate, and the second clip is clipped into the fourth clip.

[0006] In at least some embodiments, the splicing clamp includes a corner splicing piece and a clamping plate, a connecting clamp rod is installed inside the corner splicing piece, a cross-shaped groove is opened inside the clamping plate, the cross-shaped plate of the corner splicing piece is clamped inside the cross-shaped groove, the connecting clamp rod is connected to the wall frame of the steel structure building, the clamping plate is clamped at the four corners of the connecting frame that fits together after splicing, and the front end face of the clamping plate is flush with the connecting frame.

[0007] In at least some embodiments, two first slots are provided at each edge of the front side of the sound insulation layer, the first slots are arc-shaped structural slots, and a frame slot is provided at each edge of the front end surface of the sound insulation layer, and the frame slot is coaxial with the center of the first slot.

[0008] In at least some embodiments, the heating tube has a frame-type structure, and a maintenance control module is arranged on the left side of the bottom of the heating tube, the maintenance control module is wirelessly connected to the indoor temperature control end, the maintenance control module is electrically connected to the solar power generation panel of the steel structure building, and the maintenance control module is placed inside the sound insulation layer.

[0009] In at least some embodiments, a fifth slot is provided at the bottom of the capping plate, and when the capping plate is snapped onto the top surface of the inner plate at the top, the interior of the fifth slot snaps onto the fourth strip on the top surface of the inner plate.

[0010] In at least some embodiments, each inner edge of the connection frame is provided with a second card slot, the second card slot is mirror-symmetrical to the first card slot, and the rear sides of the second card slot and the first card slot are respectively provided with connection holes.

[0011] In at least some embodiments, the outer surface of the reflective layer is provided with a metal coating, and after the reflective layers are spliced, the front end surface of the reflective layer is smoothed with mortar and then painted.

[0012] The present invention provides a steel structure building wall energy-saving device, which has the following beneficial effects: When the present invention is used, since the sound insulation layer and the connection frame are provided, after the assembly, the connection plate and the connection rod are used to complete the assembly with the thermal insulation layer group, thereby completing the fastening connection of the thermal insulation layer group, the connection frame and the sound insulation layer, and at the same time, the sound absorption holes can be used to achieve the energy-saving sound insulation effect of the wall; By using the third clip and the fourth clip to cooperate with each other, the upper and lower inner panels can be assembled and spliced, and the inner panel and the insulation panel can be clamped together to avoid falling off, thereby achieving quick assembly, and the insulation layer group can well achieve energy-saving, thermal insulation and heat insulation performance.

[0013] In addition, mortar polishing can ensure the leveling of the building's exterior walls, while painting can meet the color and design requirements of the exterior walls. The metal coating on the front end of the reflective layer can better reflect heat, thereby reducing the amount of heat entering the wall and achieving energy-saving and cooling effects.

[0014] In addition, after the connecting rod is inserted into the frame of the steel structure building wall, the insulation layer group, the connecting frame and the sound insulation layer are assembled and spliced, the card plate is clamped to the four corners of the connecting frame that fits together after splicing, and the connecting rod is screwed to fasten the card plate to the connecting frame, thereby fastening the insulation layer group, the connecting frame and the sound insulation layer in the front and back directions to complete the assembly and avoid warping.

[0015] In addition, when it is necessary to use the heating tube to heat the wall locally, the maintenance control module is remotely started through the indoor temperature control end to heat the heating tube, and the maintenance control module is powered by the solar power generation panel, thereby ensuring the continuity of the wall heating work. At the same time, the wall can be heated in cold seasons, which can not only play a role in heat preservation, but also avoid cracking of the material caused by excessively low temperature. The power is supplied by solar panels to achieve green energy saving. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solution of the embodiment of the present invention, the drawings of the embodiment are briefly introduced below.

[0017] The drawings described below are only related to some embodiments of the present invention, but are not intended to limit the present invention.

[0018] In the attached picture: Figure 1 The schematic diagram of the structure of the reflective layer of the present application is shown; Figure 2 A schematic diagram of the unfolded structure between the reflective layer and the sound insulation layer of the present application is shown; Figure 3 A schematic diagram of the structure after the sound insulation layer of the present application is connected to the connection frame is shown; Figure 4 The schematic diagram of the structure of the sound insulation layer of the present application is shown; Figure 5 The schematic diagram of the structure of the heat insulation pipe of the present application is shown; Figure 6 A schematic diagram of the structure of the splicing card of the present application is shown; Figure 7The schematic diagram of the structure of the thermal insulation layer group of the present application is shown; Figure 8 It shows a schematic diagram of the structure after the upper and lower insulation layer groups of the present application are spliced ​​together; Fig. 9 A schematic diagram of the structure of the connecting plate of the present application is shown; Fig.10 Shows this application Figure 7 A schematic diagram of the enlarged structure at A in the middle; Fig.11 Shows this application Figure 8 A schematic diagram of the enlarged structure at B in the middle; Fig.12 Shows this application Figure 7 Schematic diagram of the enlarged structure at point C in the middle.

[0019] Reference numerals list 1. Reflective layer; 2. Sound insulation layer; 201. First card slot; 202. Frame card slot; 3. Connection frame; 301. Second card slot; 4. Insulation layer group; 41. Insulation board; 4101. First card strip; 4102. Third card slot; 4103. Fourth card slot; 42. Inner board; 4201. Second card strip; 4202. Third card strip; 4203. Fourth card strip; 5. Capping plate; 501. Fifth card slot; 6. Heating tube; 601. Maintenance control module; 7. Splicing card; 71. Corner splicing piece; 72. Card plate; 7201. Cross groove; 701. Connecting card rod; 8. Connecting plate; 801. Inner through hole; 802. Connecting rod. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the embodiment of the present invention clearer, the technical solution of the embodiment of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the embodiment of the present invention. Obviously, the described embodiment is a part of the embodiment of the present invention, not all of the embodiments. Based on the described embodiment of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0021] Example: Please refer to the attached Figure 1 To Attachment Fig.12 : The present invention proposes an energy-saving device for a steel structure building wall, comprising: a reflective layer 1 and an insulation layer group 4; a sound insulation layer 2 is installed on the rear end surface of the reflective layer 1; sound-absorbing holes are opened inside the sound insulation layer 2, a connecting frame 3 is installed outside the sound insulation layer 2, a heating pipe 6 is installed on the front end surface of the sound insulation layer 2 and the rear side of the reflective layer 1, and splicing clips 7 are installed at the four corners of the sound insulation layer 2; the insulation layer group 4 comprises an insulation board 41 and an inner layer board 42, the inner layer board 42 is installed on the rear side of the insulation board 41, the inner layer board 42 is installed on the outer surface of the steel structure building, and a capping board 5 is installed on the top surface of the inner layer board 42 at the top; a connecting plate 8 is connected to the joint between the connecting frame 3 and the sound insulation layer 2.

[0022] In the embodiments of the present disclosure, as shown in the attached Figure 4 and attached Fig.12 As shown, two first card grooves 201 are arranged at each edge of the front side of the sound insulation layer 2, and the first card groove 201 is an arc-shaped structural groove. A frame card groove 202 is arranged on each edge of the front end surface of the sound insulation layer 2, and the frame card groove 202 is coaxial with the center of the circle of the first card groove 201. The frame card groove 202 allows the heating tube 6 to be installed and the protruding thickness of the front end surface is smaller than the reflecting layer 1. In this way, it can be ensured that after the reflecting layer 1 is installed, the outer surface of the wall remains flat, and the first card groove 201 can provide an installation space and a fixing foundation for the connecting plate 8, so that the connecting plate 8 is used to complete the fixed connection between the connecting frame 3 and the sound insulation layer 2.

[0023] In the embodiments of the present disclosure, as shown in the attached Fig. 9 As shown, an inner through hole 801 is opened inside the connecting plate 8, and the interior of the inner through hole 801 is penetrated by the heating tube 6. Rectangular plates are welded on the upper and lower sides of the connecting plate 8, and the interior of the rectangular plate is connected to a connecting rod 802. The connecting rod 802 penetrates the sound insulation layer 2 and the connecting frame 3 and is connected to the thermal insulation layer group 4. When the sound insulation layer 2 and the connecting frame 3 are assembled, the connecting plate 8 and the connecting rod 802 are used to complete the assembly with the thermal insulation layer group 4, thereby completing the fastening connection between the thermal insulation layer group 4, the connecting frame 3 and the sound insulation layer 2.

[0024] In the embodiments of the present disclosure, as shown in the attached Fig.12 As shown, a second card slot 301 is provided on each inner edge of the connecting frame 3, the second card slot 301 is mirror-symmetrical to the first card slot 201, and the rear sides of the second card slot 301 and the first card slot 201 are respectively provided with connecting holes, the first card slot 201 and the second card slot 301 constitute a complete card slot, so that the connecting plate 8 can be placed and the connecting rod 802 can be screwed and connected by using the connecting hole, thereby completing the fixed connection between the connecting frame 3 and the sound insulation layer 2.

[0025] In the embodiments of the present disclosure, as shown in the attached Figure 7 and attached Fig.11As shown, a first clamping strip 4101 is fixedly provided on the top surface of the insulation board 41, a fourth clamping slot 4103 is provided on the top surface of the insulation board 41, and a third clamping slot 4102 is provided on the bottom of the insulation board 41. After the upper and lower insulation boards 41 are assembled, the first clamping strip 4101 on the lower insulation board 41 is clamped in the third clamping slot 4102 on the upper insulation board 41. By using the first clamping strip 4101 and the third clamping slot 4102 to cooperate with each other, the upper and lower insulation boards 41 can be assembled and spliced, and at the same time, they can be prevented from falling off. A second clamping strip 4201 is provided on the left side of the top surface of the inner plate 42. The inner plate 42 A fourth clamping strip 4203 is provided on the top surface, and a third clamping strip 4202 is provided on the bottom of the inner layer plate 42. After the upper and lower inner layer plates 42 are assembled, the fourth clamping strip 4203 on the lower inner layer plate 42 is clamped into the groove inside the third clamping strip 4202 on the upper inner layer plate 42, and the second clamping strip 4201 is clamped into the fourth clamping groove 4103. By cooperating with the third clamping strip 4202 and the fourth clamping strip 4203, the assembly and splicing between the upper and lower inner layer plates 42 can be completed, and at the same time, the inner layer plate 42 and the insulation plate 41 can be clamped to avoid falling off, thereby achieving quick assembly.

[0026] In the embodiments of the present disclosure, as shown in the attached Figure 5 As shown, the heating tube 6 is a frame-type structure, and a maintenance control module 601 is arranged on the left side of the bottom of the heating tube 6. The maintenance control module 601 is wirelessly connected to the indoor temperature control end, the maintenance control module 601 is electrically connected to the solar power generation panel of the steel structure building, and the maintenance control module 601 is arranged inside the sound insulation layer 2. The maintenance control module 601 can be protected by the sound insulation layer 2. When the heating tube 6 is needed to heat the wall locally, the maintenance control module 601 is remotely started through the indoor temperature control end to heat the heating tube 6, and the maintenance control module 601 is powered by the solar power generation panel, thereby ensuring the continuity of the wall heating work.

[0027] In the embodiments of the present disclosure, as shown in the attached Figure 1 and attached Figure 2 As shown, the outer surface of the reflective layer 1 is provided with a metal coating. After the reflective layer 1 is spliced, the front end surface of the reflective layer 1 is smoothed with mortar and then painted. The leveling of the exterior wall of the building can be ensured by smoothing with mortar, and the color and design requirements of the exterior wall can be met after painting. The metal coating on the front end surface of the reflective layer 1 can better reflect heat, thereby reducing the heat entering the wall, achieving energy-saving and cooling effects.

[0028] In the embodiments of the present disclosure, as shown in the attached Figure 6As shown, the splicing clamp 7 includes an angle splicing piece 71 and a clamping plate 72, a connecting clamp rod 701 is installed inside the angle splicing piece 71, a cross groove 7201 is opened inside the clamping plate 72, the cross plate of the angle splicing piece 71 is clamped inside the cross groove 7201, the connecting clamp rod 701 is connected to the steel structure building wall skeleton, the clamping plate 72 is clamped at the four corners of the connecting frame 3 that fits after splicing, and the front end surface of the clamping plate 72 is flush with the connecting frame 3, after the connecting clamp rod 701 is inserted into the skeleton of the steel structure building wall, the thermal insulation layer group 4, the connecting frame 3 and the sound insulation layer 2 are assembled and spliced, the clamping plate 72 is clamped to the four corners of the connecting frame 3 that fits after splicing, and the connecting clamp rod 701 is screwed to fasten the clamping plate 72 to the connecting frame 3, so that the thermal insulation layer group 4, the connecting frame 3 and the sound insulation layer 2 are fastened in the front and back directions to complete the assembly.

[0029] In the embodiments of the present disclosure, as shown in the attached Fig.10 As shown, a fifth slot 501 is provided at the bottom of the capping plate 5, and when the capping plate 5 is snapped onto the top surface of the inner layer plate 42 at the top, the inner part of the fifth slot 501 snaps onto the fourth clip 4203 on the top surface of the inner layer plate 42, and the capping plate 5 can be used to complete the capping of the inner layer plate 42 at the top, thereby ensuring that the top surface height can be flush.

[0030] The working principle of this embodiment is as follows: after the connecting rod 701 is inserted into the skeleton of the steel structure building wall, the thermal insulation layer group 4, the connecting frame 3 and the sound insulation layer 2 are assembled and spliced, the clamping plate 72 is clamped to the four corners of the connecting frame 3 that fit together after splicing, the connecting rod 701 is screwed to fasten the clamping plate 72 to the connecting frame 3, thereby fastening the thermal insulation layer group 4, the connecting frame 3 and the sound insulation layer 2 in the front-to-back direction, and then the heating pipe 6 is installed in the sound insulation layer 2, and the assembly with the thermal insulation layer group 4 is completed using the connecting plate 8 and the connecting rod 802, and finally the reflecting layer 1 is pasted to the front end surface of the sound insulation layer 2 to complete the assembly.

[0031] In this article, there are a few points to note: 1. The drawings of the embodiments of the present disclosure only involve structures related to the embodiments of the present disclosure, and other structures may refer to general designs.

[0032] 2. In the absence of conflict, the embodiments of the present disclosure and the features therein may be combined with each other to obtain new embodiments.

[0033] The above are only specific embodiments of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be included in the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be based on the protection scope of the claims.

Claims

1. A steel structure building wall energy-saving device, comprising: A reflective layer (1) and a heat-insulating layer group (4); characterized in that a sound-insulating layer (2) is installed on the rear end surface of the reflective layer (1); a sound-absorbing hole is opened inside the sound-insulating layer (2); a connecting frame (3) is installed on the outside of the sound-insulating layer (2); a heating pipe (6) is installed on the front end surface of the sound-insulating layer (2) and the rear side of the reflective layer (1); and splicing clips (7) are installed at the four corners of the sound-insulating layer (2); the heat-insulating layer group (4) comprises a heat-insulating board (41) and an inner layer board (42); the inner layer board (42) is installed on the rear side of the heat-insulating board (41); the inner layer board (42) is installed on the outer surface of the steel structure building; and a capping board (5) is installed on the top surface of the inner layer board (42) at the top; and a connecting plate (8) is connected to the joint between the connecting frame (3) and the sound-insulating layer (2).

2. A steel structure building wall energy-saving device according to claim 1, characterized in that: The outer surface of the reflective layer (1) is provided with a metal coating. After the reflective layer (1) is spliced, the front end surface of the reflective layer (1) is smoothed with mortar and then painted.

3. The energy-saving device for steel structure building wall according to claim 1, characterized in that: Two first card slots (201) are provided at each edge of the front side of the sound insulation layer (2), the first card slots (201) are arc-shaped structural slots, and each edge of the front end surface of the sound insulation layer (2) is provided with a frame card slot (202), the frame card slot (202) being coaxial with the center of the circle of the first card slot (201).

4. The energy-saving device for steel structure building wall according to claim 3, characterized in that: A second card slot (301) is provided on each edge of the inner side of the connection frame (3), the second card slot (301) is mirror-symmetrical to the first card slot (201), and connection holes are provided on the rear sides of the second card slot (301) and the first card slot (201), respectively.

5. The energy-saving device for steel structure building wall according to claim 3, characterized in that: The top surface of the insulation board (41) is fixedly provided with a first clamping strip (4101), the top surface of the insulation board (41) is provided with a fourth clamping slot (4103), and the bottom of the insulation board (41) is provided with a third clamping slot (4102); after the upper and lower insulation boards (41) are assembled, the first clamping strip (4101) on the lower insulation board (41) is clamped into the third clamping slot (4102) on the upper insulation board (41).

6. The energy-saving device for steel structure building wall according to claim 5, characterized in that: A second clamping strip (4201) is arranged on the left side of the top surface of the inner layer plate (42), a fourth clamping strip (4203) is arranged on the top surface of the inner layer plate (42), and a third clamping strip (4202) is arranged on the bottom of the inner layer plate (42); after the upper and lower inner layer plates (42) are assembled, the fourth clamping strip (4203) on the lower inner layer plate (42) is clamped in the groove inside the third clamping strip (4202) on the upper inner layer plate (42), and the second clamping strip (4201) is clamped in the fourth clamping groove (4103).

7. The energy-saving device for steel structure building wall according to claim 6, characterized in that: The bottom of the capping plate (5) is provided with a fifth clamping groove (501), and when the capping plate (5) is clamped to the top surface of the inner layer plate (42) at the top, the interior of the fifth clamping groove (501) clamps the fourth clamping strip (4203) on the top surface of the inner layer plate (42).

8. The energy-saving device for steel structure building wall according to claim 6, characterized in that: The heating tube (6) is of a frame-shaped structure, and a maintenance control module (601) is provided on the left side of the bottom of the heating tube (6), the maintenance control module (601) is wirelessly connected to the indoor temperature control end, the maintenance control module (601) is electrically connected to the solar power generation panel of the steel structure building, and the maintenance control module (601) is arranged inside the sound insulation layer (2).

9. The energy-saving device for steel structure building wall according to claim 3, characterized in that: The splicing clamp (7) comprises an angle splicing piece (71) and a clamping plate (72); a connecting clamp rod (701) is installed inside the angle splicing piece (71); a cross-shaped groove (7201) is provided inside the clamping plate (72); the cross-shaped plate of the angle splicing piece (71) is clamped inside the cross-shaped groove (7201); the connecting clamp rod (701) is connected to the wall frame of the steel structure building; the clamping plate (72) is clamped at the four corners of the connecting frame (3) that fits together after splicing; and the front end surface of the clamping plate (72) is flush with the connecting frame (3).

10. The energy-saving device for steel structure building wall according to claim 8, characterized in that: An inner through hole (801) is provided inside the connecting plate (8), and a heating tube (6) passes through the inner through hole (801). Rectangular plates are welded to the upper and lower sides of the connecting plate (8), and a connecting rod (802) is connected to the inside of the rectangular plate. The connecting rod (802) passes through the sound insulation layer (2) and the connecting frame (3) and is then connected to the thermal insulation layer group (4).