CN116084697A

CN116084697A - Construction device and construction method for double-layer air film

Info

Publication number: CN116084697A
Application number: CN202310105268.0A
Authority: CN
Inventors: 魏晴; 李聿坤; 曹宏杰
Original assignee: Beijing Yorton Gas Film Construction Technology Co ltd
Current assignee: Beijing Yorton Gas Film Construction Technology Co ltd
Priority date: 2023-02-13
Filing date: 2023-02-13
Publication date: 2023-05-09

Abstract

The invention relates to the technical field of air film structures, in particular to a construction device and a construction method for a double-layer air film. The construction device comprises an air supply device and a fiber air pipe positioned in an inner film; one end of the fiber air pipe is detachably connected with the air supply device, and the other end of the fiber air pipe is communicated with the interlayer or the inner space of the inner film. The device can realize that the outer membrane and the inner membrane can be inflated successively by adopting the independent air supply device, and the air supply device is not required to be arranged on the outer membrane and the inner membrane respectively, so that the components and the using process of the construction device are greatly simplified. After the outer film is formed, an insulation layer can be paved on the outer surface of the inner film, so that insulation continuity of the inner film is ensured, and a cold bridge with insulation interruption is avoided.

Description

Construction device and construction method for double-layer air film

Technical Field

The invention relates to the technical field of air film structures, in particular to a construction device and a construction method for a double-layer air film.

Background

When the traditional double-layer air film structure is used for inflation construction, two inflation devices are often required to respectively inflate the outer film and the inner film, so that two inflation devices and air pipes and accessories related to the two inflation devices are required to be arranged, the construction devices are more numerous, and the inflation process is more complex. If only one group of air charging devices and related air pipe fittings are used, the air charging devices are mainly transferred to the inner film and the outer film, so that the construction difficulty is further improved, and air leakage can be possibly caused in the construction process, so that the air charging effect is poor. When the heat preservation layer is needed, the heat preservation cotton is filled in the interlayer after the heat preservation layer is inflated, and the construction period is fast in the mode, but the heat preservation is discontinuous.

In addition, the construction efficiency of the construction mode is very low, the construction of the air inflation and heat preservation operation is affected easily due to weather reasons such as raining, the construction period is prolonged, and simultaneous operation construction of a plurality of works cannot be realized.

Disclosure of Invention

The invention aims to provide a construction device and a construction method for a double-layer air film.

The technical scheme for solving the technical problems is as follows:

the invention provides a construction device for a double-layer air film, which comprises an outer film and an inner film positioned in the outer film, wherein an interlayer is arranged between the outer film and the inner film; the construction device comprises an air supply device and a fiber air pipe positioned in the inner membrane;

one end of the fiber air pipe is detachably connected with the air supply device, and the other end of the fiber air pipe is communicated with the interlayer or the inner space of the inner film.

The beneficial effects of the invention are as follows: by arranging the fiber air pipe, the outer film and the inner film can be inflated successively by adopting the independent air supply device, and the air supply device is not required to be arranged on the outer film and the inner film respectively, so that the components and the using process of the construction device are greatly simplified. After the outer film is formed, an insulation layer can be paved on the outer surface of the inner film, so that insulation continuity of the inner film is ensured, and a cold bridge with insulation interruption is avoided.

On the basis of the technical scheme, the invention can be improved as follows.

Further, a vent hole is formed in the inner membrane, a detachable blocking piece is arranged on the outer surface of the inner membrane, and the blocking piece can cover the vent hole; the other end of the fiber air pipe is communicated with the interlayer through the vent hole.

The beneficial effect of adopting above-mentioned further scheme is, after the intermediate layer is inflated, the other end of fibre tuber pipe needs to be dismantled from the intima and continue to inflate the intima inside, at this moment, can use the shutoff piece to seal the ventilation hole earlier, dismantles the fibre tuber pipe again, prevents that the gas in the intermediate layer from flowing back to the intima in and influence the effect of aerifing.

Further, the other end of the fiber air duct is detachably mounted on the inner surface of the inner film around the vent hole.

The fiber air pipe has the beneficial effects of being convenient for disassembly and assembly of the fiber air pipe.

Further, the fiber air duct comprises at least two air duct sections, and the end parts of the two adjacent air duct sections are detachably connected through an airtight zipper.

Further, the air supply device comprises an air charging device and an iron sheet air pipe; the air charging device is arranged outside the outer membrane, one end of the iron sheet air pipe is fixedly connected with the air charging device, and the other end of the iron sheet air pipe sequentially penetrates through the outer membrane and the inner membrane and is detachably connected with one end of the fiber air pipe.

The air supply device has the beneficial effects that air can be conveyed into the fiber air pipe through the iron sheet air pipe by the air supply device so as to realize air supply construction.

Furthermore, the outer membrane and the inner membrane are respectively provided with an iron sheet air pipe mounting hole, and the iron sheet air pipes penetrate through the two iron sheet air pipe mounting holes and are in sealing connection with the outer membrane and the inner membrane.

The adoption of the further scheme has the beneficial effects that the iron sheet air pipe is fixedly connected with the outer film and the inner film, so that the stability of the inflation process can be ensured, and the iron sheet air pipe is prevented from being displaced to influence the inflation process and the inflation effect.

Further, at least one exhaust device is arranged on the outer film.

The adoption of the further scheme has the beneficial effect that the exhaust device can be used for properly exhausting air so as to adjust the air pressure in the interlayer.

The invention also provides a construction method of the double-layer air film, and the double-layer air film is inflated by adopting the construction device.

Further, the method comprises the following steps:

s1, placing a fiber air pipe in an inner film of a tiled double-layer air film, communicating one end of the fiber air pipe with an air supply device, and connecting the other end of the fiber air pipe with the inner film to communicate the fiber air pipe with the interlayer;

s2, starting the air supply device, inflating the interlayer through the fiber air pipe to enable the outer film to be formed, and closing the air supply device after forming;

s3, communicating the other end of the fiber air pipe with the inner space of the inner membrane;

s4, restarting the air supply device to enable the inner membrane to be formed, and completing inflation construction after forming.

The method has the advantages of simple steps and high construction efficiency.

Further, after the step S2 is completed and before the step S3 is started, heat insulation cotton is laid on the surface of the inner film.

The adoption of the further scheme has the beneficial effects that after the outer film is formed, the heat-insulating layer can be paved on the outer surface of the inner film, so that the heat-insulating continuity of the inner film is ensured, and a cold bridge with heat insulation interruption is avoided.

Drawings

FIG. 1 is a top view of a construction apparatus for a double-sided air film of the present invention after installation with a double-sided air film;

FIG. 2 is a schematic diagram of a connection structure between a fiber air duct and an inner membrane in the construction device for a double-layer air film of the present invention;

FIG. 3 is a schematic view of the structure of the vent hole in the construction apparatus for a double-layer air film according to the present invention;

FIG. 4 is a schematic view of a construction apparatus for a double-layer air film according to the present invention;

FIG. 5 is a schematic view of the structure of the vent zipper in the construction apparatus for double-layer air film of the present invention;

FIG. 6 is a longitudinal cross-sectional view of the film structure after the construction method of the double-layer film of the present invention is completed;

FIG. 7 is a longitudinal sectional view of a film structure when a retaining wall is used to fix a film body in the construction apparatus for a double-layer film according to the present invention;

fig. 8 is a longitudinal cross-sectional view of a gas film structure using an underground air blowing method in the construction apparatus for a double-layer gas film according to the present invention.

In the drawings, the list of components represented by the various numbers is as follows:

1. an inflator; 2. iron sheet wind pipe; 21. iron sheet air pipe mounting holes; 22. a canvas connecting member; 3. a fiber air duct; 31. an airtight zipper; 10. an outer membrane; 101. an exhaust zipper; 20. an inner membrane; 201. a vent hole; 30. a heat preservation layer; 40. a retaining wall.

Detailed Description

The principles and features of the present invention are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the invention and are not to be construed as limiting the scope of the invention.

As shown in fig. 1 to 5, the construction apparatus for a double-layered air film according to the present invention is adapted to comprise an outer film 10 and an inner film 20 positioned inside the outer film 10 with an interlayer therebetween; the construction device comprises an air supply device and a fiber air pipe 3 positioned in the inner membrane 20; one end of the fiber air pipe 3 is detachably connected with the air supply device, and the other end is communicated with the interlayer or the inner space of the inner film 20.

According to the construction device, by arranging the fiber air pipe 3, the outer film 10 and the inner film 20 can be inflated successively by adopting the independent air supply device, and the air supply devices are not required to be arranged on the outer film 10 and the inner film 20 respectively, so that the components and the use process of the construction device are greatly simplified.

In addition, the construction apparatus of the present invention inflates the interlayer first, so that the outer film 10 is inflated to form a film, and then the uninflated inner film 20 is inflated. Thus, after the outer film 10 is lifted, the heat preservation layer 30 can be paved on the outer surface of the inner film 20, so that the heat preservation continuity of the inner film 20 is ensured, and a cold bridge with heat preservation interruption is avoided; the construction efficiency can be effectively improved; the outer film 10 is paved, so that the influence of weather conditions on heat preservation operation construction can be avoided, the period is controllable, and the synchronous execution of other multiple construction operations is ensured.

Preferably, the inner film 20 of the invention is provided with a vent 201, and the other end of the fiber air pipe 3 is communicated with the interlayer through the vent 201; the fiber air duct 3 is allowed to blow air into the interlayer through the ventilation hole 201.

Preferably, the vent 201 is detachably provided with a blocking piece; when the other end of the fiber air pipe 3 is positioned at a position connected with the inner membrane 20, the blocking piece is separated from the vent hole 201, and when the other end of the fiber air pipe 3 is positioned at a position separated from the inner membrane 20, the blocking piece is installed on the vent hole 201; after the interlayer is inflated, the other end of the fiber air pipe 3 needs to be detached from the inner film 20 to continuously inflate the inner film 20, at this time, the vent 201 can be sealed by using the plugging piece, and then the fiber air pipe 3 is detached, so that the gas in the interlayer is prevented from flowing back into the inner film 20 to influence the inflation effect.

Preferably, the blocking member is detachably connected to the outer surface of the inner film 20 around the vent 201 by velcro; the other end of the fiber air pipe 3 can be detachably connected with the inner surface of the inner film 20 around the vent hole 201 through Velcro.

In other embodiments, the other end of the fiber air duct 3 may also be inserted into the vent 201 and removably sealed to the edge thereof.

Preferably, the fiber air duct 3 comprises at least two air duct sections, and the ends of the adjacent two air duct sections are detachably connected through an airtight zipper 31.

Specifically, the connection of the air duct sections through the airtight zipper 31 has the effect that the inner film 20 or the interlayer may need to be repeatedly inflated according to actual conditions at an initial construction stage, so that a specific connection position of the fiber air duct 3 needs to be adjusted. The airtight zipper 31 is arranged to conveniently realize the adjustment process without repeated disassembly of the fiber air pipe 3.

Preferably, the air supply device comprises an air charging device 1 and an iron sheet air pipe 2; the air charging device 1 is arranged outside the outer membrane 10, one end of the iron sheet air pipe 2 is in sealing connection with the air charging device 1, and the other end sequentially passes through the outer membrane 10 and the inner membrane 20 and is detachably connected with one end of the fiber air pipe 3; air can be conveyed into the fiber air pipe 3 through the iron sheet air pipe 2 by the air charging device 1 so as to realize air charging construction.

Preferably, the other end of the iron sheet air pipe 2 is detachably connected with one end of the fiber air pipe 3 through a canvas connecting piece 22; the canvas connecting piece 22 is a round-square connecting piece, so that the connecting part of the iron sheet air pipe 2 and the fiber air pipe 3 can be guaranteed to have good air tightness.

Preferably, the outer membrane 10 and the inner membrane 20 are respectively provided with an iron sheet air pipe mounting hole 21, and the iron sheet air pipe 2 passes through the two iron sheet air pipe mounting holes 21 and is fixedly connected with the outer membrane 10 and the inner membrane 20; the iron sheet air pipe 2 is fixedly connected with the outer film 10 and the inner film 20, so that the stability of the inflation process can be ensured, and the iron sheet air pipe 2 is prevented from being displaced to influence the inflation process and the inflation effect.

Preferably, at the position of each iron sheet air pipe mounting hole 21, the iron sheet air pipe 2 and the film body of the outer film 10 or the inner film 20 are bound and fixed through waterproof steam-isolation adhesive tapes.

As shown in fig. 7, in other embodiments of the present invention, the outer film 10 and the inner film 20 are fixed by a retaining wall 40, and in this embodiment, the iron sheet blast pipe 2 is fixedly installed on the retaining wall 40 in advance.

As shown in fig. 8, in other embodiments of the present invention, the air film structure is inflated by means of underground air supply, in this embodiment, the iron sheet air pipe 2 is buried underground in advance, or an air duct is directly provided, so that the air inlet inside the inner film 20 is on the ground; the outside of the ground air inlet is fixed by bolts and angle steel, one side of the angle steel compresses the edge of the fiber air pipe 3, and airtight materials such as heat insulation cotton can be filled between the edge of the fiber air pipe 3 and the ground. Before the outer membrane 10 and the inner membrane 20 are paved, the fiber air pipe 3 is connected with the air inlet, and when the inner membrane 20 is paved, the other end is connected with the inner surface of the inner membrane 20 by adopting Velcro.

Preferably, the outer film 10 is provided with at least one vent zipper 101; when the inner film 20 is inflated, the air pressure in the interlayer is changed, so that the air pressure in the interlayer can be adjusted by properly exhausting air through the exhaust zipper 101 before the inner film 20 is inflated.

The construction method of the double-layer air film adopts the construction device to carry out inflation construction on the double-layer air film. Specifically, the method comprises the following steps:

s1, placing a fiber air pipe 3 in an inner film 20 of a tiled double-layer air film, communicating one end of the fiber air pipe 3 with an air supply device, and connecting the other end of the fiber air pipe with the inner film 20 to communicate the fiber air pipe with an interlayer.

Preferably, the blower device may be assembled before step S1 is performed. Wherein, the iron sheet air pipe 2 is fixed on the outer film 10 and the inner film 20, and one end of the iron sheet air pipe is connected with the air charging device 1.

S2, starting an air supply device, and inflating the interlayer through the fiber air pipe 3 to enable the outer film 10 to be formed.

The air film can continuously leak air, and the air supply device needs to continuously supply air after being opened, so that the air supply device is not closed all the time after the step is opened.

In the actual operation, after step S2 is completed, the worker enters the interlayer, at this time, the inner film 20 is still laid on the ground, and the outer film 10 is already formed.

Preferably, after step S2 is finished and before step S3 is started, the staff uniformly lays the heat-insulating layer 30 on the surface of the inner film 20 in the interlayer, so as to ensure heat-insulating continuity of the inner film 20 and avoid the occurrence of a heat-insulating discontinuous cold bridge, wherein the heat-insulating layer 30 is made of heat-insulating cotton.

S3, after the construction of the heat preservation layer 30 is finished, a worker removes the other end of the fiber air pipe 3 from the inner film 20 in the interlayer, and covers the sealing piece on the vent hole 201. After that, the worker enters the inner membrane 20 to break the air duct section of the fiber air duct 3 through the airtight zipper 31, so that the fiber air duct 3 is communicated with the inner space of the inner membrane 20, and at this time, the inflator 1 inflates the inner membrane 20.

S4, when the inner membrane 20 is inflated initially, the inner membrane 20 is paved on the ground, at the moment, the interlayer is in a positive pressure environment, in order to smoothly inflate the inner membrane 20, an exhaust device on the outer membrane 10 is started, the inner membrane 20 is formed, inflation construction is completed after forming, and the completed air membrane structure is shown in FIG. 6.

Finally, after the air film stably runs, the fiber air pipe 3 can be removed.

The outer film 10 and the inner film 20 of the air film are fixedly connected with the ground or the retaining wall 40 by angle steel. In the construction process, when workers enter the interlayer from the outside of the air film or enter the inner film 20, part of angle steel can be detached to form a passage for the workers to pass through, so that the specific construction operation can be completed.

In one embodiment of the present invention, after the construction process is completed, one end of the fiber air duct 3 and the iron sheet air duct 2 may be completely detached, and at this time, an air port member is additionally installed at the other end of the iron sheet air duct 2, so that the air port member is directly communicated with the inner space of the inner membrane 20, and may be used as a side air supply port in the subsequent use of the air membrane structure.

In another embodiment of the present invention, after the construction process is completed, the fiber air pipe 3 may be lifted along the inner surface of the inner membrane 20, and used as a device for maintaining the pressure of the inner space of the inner membrane 20 in the subsequent use of the air membrane structure.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the invention are intended to be included within the scope of the invention.

Claims

1. A construction device for a double-layer air film, the double-layer air film comprising an outer film (10) and an inner film (20) positioned inside the outer film (10) with an interlayer therebetween; characterized in that at least one exhaust device is arranged on the outer membrane (10); the construction device comprises an air supply device and a fiber air pipe (3) positioned in the inner film (20);

one end of the fiber air pipe (3) is detachably connected with the air supply device, and the other end of the fiber air pipe is communicated with the interlayer or the inner space of the inner film (20).

2. The construction device for a double-layer air film according to claim 1, wherein a vent hole (201) is formed in the inner film (20), and a detachable blocking piece is arranged on the outer surface of the inner film (20) and can cover the vent hole (201); the other end of the fiber air pipe (3) is communicated with the interlayer through the vent hole (201).

3. Construction equipment for a double-layer air film according to claim 2, characterized in that the other end of the fiber air pipe (3) is detachably mounted on the inner surface of the inner film (20) around the ventilation hole (201).

4. Construction equipment for double-deck air film according to claim 2, characterized in that the fiber air duct (3) comprises at least two air duct sections, the ends of adjacent two air duct sections being detachably connected by means of an airtight zipper (31).

5. The construction equipment for double-layer air film according to any one of claims 1-4, wherein the air supply device comprises an air charging device (1) and an iron sheet air pipe (2); the air charging device (1) is arranged outside the outer membrane (10), one end of the iron sheet air pipe (2) is fixedly connected with the air charging device (1), and the other end sequentially penetrates through the outer membrane (10) and the inner membrane (20) and is detachably connected with one end of the fiber air pipe (3).

6. Construction equipment for double-layer air film according to claim 5, characterized in that the outer film (10) and the inner film (20) are provided with an iron sheet air pipe mounting hole (21), and the iron sheet air pipe (2) passes through the two iron sheet air pipe mounting holes (21) and is in sealing connection with the outer film (10) and the inner film (20).

7. A construction equipment for a double-layer air film according to any one of claims 1 to 4, wherein the venting means is a venting zipper (101).

8. A method for constructing a double-layer air film, characterized in that the double-layer air film is inflated by the construction apparatus according to any one of claims 1 to 7.

9. The method of constructing a double-layer air film according to claim 8, comprising the steps of:

s1, placing the fiber air pipe (3) in the tiled inner film (20), and communicating one end of the fiber air pipe (3) with the air supply device and the other end with the interlayer;

s2, starting the air supply device, and inflating the interlayer through the fiber air pipe (3) to enable the outer film (10) to be formed;

s3, communicating the other end of the fiber air pipe (3) with the inner space of the inner membrane (20), and inflating the inner membrane (20) by the air supply device;

s4, opening the exhaust device on the outer membrane (10) to enable the inner membrane (20) to be formed by lifting the membrane, and completing inflation construction after forming.

10. The method according to claim 9, wherein insulation cotton (30) is laid on the outer surface of the inner film (20) after the step S2 is completed and before the step S3 is started.