CN217399958U

CN217399958U - Nanometer aerogel composite insulation structure

Info

Publication number: CN217399958U
Application number: CN202221383089.0U
Authority: CN
Inventors: 戴锡明; 周致中
Original assignee: Wuxi City Mingjiang Insulation Material Co ltd
Current assignee: Wuxi City Mingjiang Insulation Material Co ltd
Priority date: 2022-06-02
Filing date: 2022-06-02
Publication date: 2022-09-09
Anticipated expiration: 2032-06-02

Abstract

The utility model discloses a nanometer aerogel composite heat insulation structure, which adopts a technical proposal that a nanometer aerogel fiber layer is provided with an aluminum foil on the surface; the nanometer air bag heat insulation layer is fixed on the inner side of the nanometer aerogel fiber layer, and a plurality of air bags are arranged at the core part of the nanometer air bag heat insulation layer; the utility model provides a fire-resistant heat preservation of pearlite, the fixed nanometer gasbag insulating layer of the fire-resistant heat preservation of pearlite is inboard, it has the draw-in groove to open on the wide limit of one side of the fire-resistant heat preservation of pearlite bottom, and the opposite side wide edge relative in the fire-resistant heat preservation of pearlite bottom is provided with joint portion, the utility model has the advantages of can effectively hinder heat-conduction, thermal convection and heat radiation, improve the adiabatic effect of heat preservation, be provided with the joint structure, conveniently assemble the use.

Description

Nanometer aerogel composite insulation structure

Technical Field

The utility model relates to a thermal insulation product field especially relates to a nanometer aerogel composite insulation structure.

Background

With the proposal of the energy method in China, the energy conservation and emission reduction and the reduction of waste in the energy transportation process are more and more emphasized by enterprises. In the metallurgical industry, a blast furnace is equipment for refining ores into pig iron, and the conditions of heat loss of exhaust smoke, heat dissipation loss, slag discharge loss and the like exist in the working process of the blast furnace; in a heat transmission pipe network of a city, a used pipeline is generally buried underground deeply, and heat loss can be inevitable in the process of transmitting hot water through the pipeline; the heat exchange between the external facade of the building and the external environment causes the condition that the indoor temperature is too high in summer and too low in winter, the power of the air conditioner and the heater needs to be increased, and the energy waste is indirectly caused. In order to reduce the energy and lose in the use, need use the heated board parcel at relevant equipment, hinder relevant equipment and external environment to carry out the heating power exchange, the heated board of present mainstream is the rock wool heated board, and the general cutting of rock wool heated board is square, and single rock wool board splices into whole the use.

However, rock wool panels have the following problems:

1. rock wool self heat conductivity is low, isolated heat conduction effect, but the rock wool board can't reflect most thermal radiation, and rock wool board internal clearance is big, can't prevent a large amount of gas molecules to flow, and is not good to thermal convection, thermal radiation's suppression effect.

2. The square rock wool board is installed and used, and workers are required to align the edges, so that a large amount of time is required, and inconvenience is caused.

Disclosure of Invention

To the shortcoming of above-mentioned prior art, the utility model aims at providing a nanometer aerogel composite insulation structure, its advantage lies in effectively hindering heat-conduction, thermal convection and heat radiation, improves the adiabatic effect of heat preservation, is provided with the joint structure, conveniently assembles the use.

The above technical object of the present invention can be achieved by the following technical solutions:

a nano-aerogel composite insulation structure, comprising:

the surface of the nano aerogel fiber layer is provided with an aluminum foil;

the nanometer air bag heat insulation layer is fixed on the inner side of the nanometer aerogel fiber layer, and a plurality of air bags are arranged at the core part of the nanometer air bag heat insulation layer;

the utility model provides a fire-resistant heat preservation of pearlite, the fixed nanometer gasbag insulating layer of fire-resistant heat preservation of pearlite is inboard, it has the draw-in groove to open on the wide edge of one side of the fire-resistant heat preservation of pearlite bottom, and the opposite side wide edge relative in the fire-resistant heat preservation of pearlite bottom is provided with joint portion.

Further, the top of nanometer aerogel fibrous layer is provided with a plurality of bellyings, and the bellyings evenly arranges along the length on nanometer aerogel fibrous layer, forms the slot between two adjacent bellyings.

Furthermore, the cross section of the convex part is isosceles trapezoid.

Further, the nanometer air bag heat insulation layer is a polyetherimide fiber layer.

Furthermore, glass fiber cloth is adhered to the bottom of the perlite fireproof heat-insulating layer 1.

Furthermore, the section of the clamping groove is rectangular.

Further, the top surface of joint portion sets up to the inclined plane, and in the joint portion inserted the draw-in groove, left the clearance between the horizontal inner wall of the top surface of joint portion and draw-in groove.

To sum up, the utility model discloses following beneficial effect has:

1. nanometer aerogel fibrous layer, nanometer gasbag insulating layer, the fire-resistant heat preservation of pearlite structure are fine and close, and the heat conductivity is low, has good isolated heat conduction effect to there is vacuum state's hole inside, hinders gas molecule thermal motion effectively, restraines the thermal convection, through set up the aluminium foil on nanometer aerogel fibrous layer, reinforcing reflection heat radiation effect improves insulation construction's thermal insulation performance greatly.

2. The bellying increases reflection area, also can change thermal radiation's direction of reflection through the bellying, uses when the facade outside the building or top, avoids reflecting to a direction after sunlight direct irradiation, causes the condition of too dazzling.

3. The air bag is arranged in the nano air bag heat insulation layer, the heat conduction efficiency of the static air in the air bag is low, and the self weight of the structure is reduced.

4. The clamping part and the clamping groove between the adjacent perlite fireproof heat-insulating layers are matched, so that the effect of quick positioning is achieved, and the workers do not need to spend too much time to correct the position.

5. The top surface of joint portion sets up to the inclined plane, makes things convenient for it to insert the draw-in groove to form the clearance between the top surface of joint portion and the horizontal inner wall of draw-in groove, be favorable to holding more glue.

Drawings

FIG. 1 is a schematic structural view of a nano aerogel composite insulation structure.

Figure 2 is a schematic cross-sectional view of a nano aerogel composite insulation structure.

Fig. 3 is a partially enlarged view of the engagement of the engaging portion and the engaging groove.

In the figure, 1, a nanometer aerogel fiber layer; 11. aluminum foil; 12. a boss portion; 2. a nano air bag heat insulation layer; 21. an air bag; 3. a perlite fire-resistant heat-insulating layer; 31. glass fiber cloth; 32. a card slot; 33. a clamping part.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the following detailed description of the device according to the present invention is made with reference to the accompanying drawings and the detailed description of the present invention. The advantages and features of the present invention will become more apparent from the following description. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention. To make the objects, features and advantages of the present invention more comprehensible, please refer to the attached drawings. It should be understood that the structure, proportion, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used for limiting the limitation of the implementation of the present invention, so that the present invention does not have the essential technical meaning, and any modification of the structure, change of the proportion relation or adjustment of the size should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function and the achievable purpose of the present invention.

The embodiment is as follows:

the utility model provides a nanometer aerogel composite insulation structure, as shown in figure 1, includes nanometer aerogel fibrous layer 1, nanometer gasbag insulating layer 2 and the fire-resistant heat preservation of pearlite 3, and nanometer gasbag insulating layer 2 arranges at 1 inboardly of nanometer aerogel fibrous layer, and the fire-resistant heat preservation of pearlite 3 arranges at 2 inboardly of nanometer gasbag insulating layer.

Further, as shown in fig. 1 and 2, the surface of the nano airbag thermal insulation layer 2 is connected with an aluminum foil 11 in a gluing and fixing manner, and the aluminum foil 11 can effectively reflect heat radiation.

Further, as shown in fig. 1, a plurality of protruding portions 12 are arranged at the top of the nano aerogel fiber layer 1, the cross section of each protruding portion 12 is an isosceles trapezoid, and an aluminum foil 11 is also arranged on each protruding portion 12, so that the reflection area is increased, and the heat radiation reflection direction is changed. The protruding parts 12 are uniformly arranged along the length of the nano aerogel fiber layer 1, a groove is formed between two adjacent protruding parts 12, and when the nano aerogel fiber layer is used on the outer vertical surface or the roof of a building, the groove plays a role in drainage.

Further, as shown in fig. 2, the nano airbag thermal insulation layer 2 is a polyetherimide fiber layer, and the polyetherimide fiber itself has voids in a vacuum state, which hinder the thermal movement of gas molecules, and the polyetherimide fiber has a low density, which is advantageous for reducing the self weight of the nano airbag thermal insulation layer 2. The core part of the nanometer air bag heat insulation layer 2 is provided with a plurality of air bags 21, and the static air in the air bags 21 can also play a good heat insulation role, and can also reduce the dead weight, thereby being convenient for installation and transportation.

Further, as shown in fig. 2, the bottom of the perlite fire-resistant insulating layer 3 is adhered with the glass fiber cloth 31, so as to protect the surface of the perlite fire-resistant insulating layer 3 and prevent moisture.

Further, as shown in fig. 2 and fig. 3, a clamping groove 32 is formed on the wide edge of one side of the bottom of the perlite fire-resistant heat-insulating layer 3, the section of the clamping groove 32 is rectangular, a clamping portion 33 is arranged on the wide edge of the opposite side of the bottom of the perlite fire-resistant heat-insulating layer 3, and the clamping groove 32 and the clamping portion 33 are matched in size. The top surface of joint portion 33 sets up to the inclined plane, is favorable to inserting in another nanometer aerogel composite insulation structure's draw-in groove 32 to leave the clearance between the top surface of joint portion 33 and the horizontal inner wall of draw-in groove 32, can hold more glue, improve the firmness that two adjacent nanometer aerogel composite insulation structure connect.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A nano aerogel composite insulation structure, comprising:

the surface of the nano aerogel fiber layer is provided with an aluminum foil;

the utility model provides a fire-resistant heat preservation of pearlite, the fixed nanometer gasbag insulating layer of the fire-resistant heat preservation of pearlite is inboard, it has the draw-in groove to open on the wide limit of one side of the fire-resistant heat preservation of pearlite bottom, is provided with joint portion on the opposite side wide edge relative in the fire-resistant heat preservation of pearlite bottom.

2. The nano aerogel composite insulation structure according to claim 1, wherein: the top on nanometer aerogel fibrous layer is provided with a plurality of bellyings, and the bellyings evenly arranges along the length on nanometer aerogel fibrous layer, forms the slot between two adjacent bellyings.

3. The nano aerogel composite insulation structure according to claim 2, wherein: the section of the convex part is isosceles trapezoid.

4. The nano aerogel composite insulation structure according to claim 3, wherein: the nanometer air bag heat insulation layer is a polyetherimide fiber layer.

5. The nano aerogel composite insulation structure according to claim 4, wherein: and glass fiber cloth is adhered to the bottom of the perlite fire-resistant heat-insulating layer.

6. The nano aerogel composite insulation structure according to claim 5, wherein: the section of the clamping groove is rectangular.

7. The nano aerogel composite insulation structure according to claim 6, wherein: the top surface of joint portion sets up to the inclined plane, and in the draw-in groove was inserted to joint portion, left the clearance between the horizontal inner wall of the top surface of joint portion and draw-in groove.