CN218269518U - Exhaust pipe structure for air film structure - Google Patents

Abstract

The utility model relates to a gas film technical field particularly, relates to an exhaust pipe structure for gas film structure. The exhaust pipe structure comprises an exhaust pipe which can be arranged in an air film body; the exhaust pipe is made of light flexible material, one end of the exhaust pipe is a closed end and is used for being mounted at the top of the air film body, and the other end of the exhaust pipe is an open end and is used for being communicated with an exhaust valve outside the air film body; a plurality of air exhaust holes are arranged on the pipe wall of the air exhaust pipe at intervals; the inside of exhaust pipe is equipped with support piece, and support piece and the inner wall butt of exhaust pipe. The exhaust pipe made of light flexible materials is adopted, so that the exhaust pipe can be installed in the air film body, dust and harmful gas gathered in the air film body can be exhausted through the exhaust holes in the exhaust pipe, and direct holes are prevented from being formed in the air film body. The supporting piece is arranged in the exhaust pipe, so that deformation caused by the pressure difference between the inside and the outside of the exhaust pipe can be prevented.

Description

Exhaust pipe structure for air film structure

Technical Field

The utility model relates to a gas film technical field particularly, relates to an exhaust pipe structure for gas film structure.

Background

To the air film structure of industrial project, a large amount of dust and poisonous and harmful gas can be gathered at the top in the air film structure, if the air film structure is not discharged in time, serious pollution can be caused to the inner space, and adverse effects can be caused to internal workers.

However, since the air film structure has no beam and no column inside and the top is high, the height difference between the top and the ground is about 30-45 m, and a general air exhaust device cannot be arranged for the following reasons: to achieve the exhaust, an associated exhaust device and duct are required. The existing air exhaust device and the existing pipeline are both hard structures for ensuring the air exhaust efficiency, and hanging points or supporting points which can hoist the hard structures cannot be arranged on the air film body.

In the prior art, in order to solve the above problems, the corresponding air exhaust device and the duct are often arranged outside the air film body and are installed outside the air film body by means of hot melting. In such a mode, a hole needs to be formed in the air film body, and the internal dirty harmful gas is discharged out of the air film structure through the pressure difference between the inside and the outside of the structure.

However, the air film body of the industrial project is usually provided with an inclined cable net structure, and when the air exhaust device and the pipeline are installed, the steel cable needs to be disconnected and connected by a connecting steel cable perpendicular to the direction of the air pipe. The mode greatly increases the production difficulty of the air film body air pipe, the construction difficulty of the cable net and the processing cost. In addition, the function of the air film structure is seriously influenced by punching the air film body.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that an exhaust pipe structure for air film structure is provided.

The utility model provides an above-mentioned technical problem's technical scheme as follows:

the utility model provides an exhaust pipe structure of an air structure, which comprises an exhaust pipe which can be arranged in an air film body; the exhaust pipe is made of light flexible materials; one end of the exhaust pipe is a closed end and is used for being installed at the top of the air film body, and the other end of the exhaust pipe is an open end and is used for being communicated with an exhaust valve outside the air film body; a plurality of air exhaust holes are arranged on the side wall of the air exhaust pipe at intervals; the inside of exhaust pipe is equipped with support piece, support piece with the inner wall butt of exhaust pipe.

The utility model discloses an above-mentioned technical scheme's beneficial effect lies in: the exhaust pipe made of light flexible materials is adopted, so that the exhaust pipe can be installed in the air film body, dust and harmful gas gathered in the air film body can be exhausted through the exhaust holes in the exhaust pipe, and direct holes are prevented from being formed in the air film body. The supporting piece is arranged in the exhaust pipe, so that deformation caused by external pressure in the exhaust pipe can be prevented.

The utility model discloses can also implement through following further technical scheme:

further, the supporting piece is a spiral supporting strip; the spiral supporting strip is provided with a spiral structure extending along the axis of the exhaust pipe; the spiral support bar is abutted against the inner pipe wall of the exhaust pipe.

The spiral supporting strip can be detachably connected with the exhaust pipe, namely the spiral supporting strip can be sleeved into the exhaust pipe when in use and then detached after use, so that the spiral supporting strip is convenient to transport and store; meanwhile, the spiral supporting bars are abutted to the inner pipe wall of the exhaust pipe, so that the exhaust volume and the exhaust efficiency are not influenced.

Further, the exhaust pipe is hung on the inner wall of the air film body through a plurality of groups of hanging pieces.

The beneficial effect of adopting above-mentioned further scheme is, make the exhaust pipe can realize hoisting and mount on the air film body.

Furthermore, each group of lifting pieces comprises a first lifting ring fixed on the air film body and a second lifting ring fixed on the exhaust pipe; the first hanging ring and the second hanging ring are fixedly connected through a lifting rope.

Adopt above-mentioned further scheme's beneficial effect to be, this hoist and mount piece simple structure, be convenient for installation and dismantlement.

Furthermore, a heat seal sheet is installed on the first hanging ring and is fixed on the air film body in a heat seal mode.

The further scheme has the beneficial effects that the heat seal sheet can be fixed on the air film body in a heat seal mode, and rooting hoisting is achieved.

Furthermore, a heat seal connecting piece is arranged on the second hanging ring and penetrates through the second hanging ring, and two ends of the heat seal connecting piece are fixed on the pipe wall of the exhaust pipe.

Adopt above-mentioned further scheme's beneficial effect be, make the second rings fix on the exhaust pipe.

Furthermore, a plurality of groups of hoisting pieces are arranged at intervals, and the distance between two adjacent groups of hoisting pieces is 50-80 cm.

Adopt above-mentioned further scheme's beneficial effect be, the hoist and mount piece of this interval can be with exhaust pipe stable fixed, the use quantity that can furthest's reduction hoist and mount piece simultaneously.

The utility model provides an air film structure, including the air film body and foretell exhaust pipe structure.

Further, the peripheral edge of the air film body is fixed on the retaining wall; the retaining wall is provided with a retaining wall air exhaust hole; the exhaust valve is installed on the retaining wall exhaust hole.

Adopt above-mentioned further scheme's beneficial effect to be installed the exhaust valve on the barricade, can prevent to the trompil of air film body.

Furthermore, a static pressure box is fixed on the exhaust hole of the retaining wall, is positioned inside the air film body and is communicated with the exhaust valve; one end of the exhaust pipe is connected with the static pressure box.

The beneficial effect of adopting above-mentioned further scheme is that, the plenum chamber can play the transition effect to exhaust pipe and exhaust valve, makes the internal and external pressure difference stable, prevents here because the internal and external pressure difference is big and arouse the tuber pipe deformation. Thereby further preventing problems such as leakage at that location.

Drawings

Fig. 1 is a schematic structural view of an exhaust duct in an air film body in an exhaust duct structure for an air film structure according to the present invention;

FIG. 2 is a schematic view of an exhaust duct structure for an air film structure according to the present invention;

FIG. 3 is a schematic structural view of a second ring and a heat seal connecting sheet on an exhaust pipe in the exhaust pipe structure for an air film structure of the present invention;

fig. 4 is a schematic view of an exhaust pipe structure for an air film structure according to the present invention, in an embodiment, the first hanging ring is a D-shaped ring;

fig. 5 is a schematic view of an exhaust duct structure for an air film structure according to the present invention, in an embodiment, the first hanging ring is a hanging ring;

fig. 6 is a schematic view of the exhaust duct structure for air film structure of the present invention, wherein the heat sealing sheet is circular;

FIG. 7 is a schematic view of the air film structure of the present invention, in one embodiment, the connection structure between the exhaust valve and the exhaust pipe;

fig. 8 is a schematic view of the connection structure of the air film structure of the present invention, in one embodiment, the exhaust valve, the plenum box and the exhaust pipe.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a gas film body; 10. retaining walls; 11. an exhaust valve; 12. a static pressure box; 13. hooping; 14. a rain-proof elbow;

2. an exhaust duct; 21. an air exhaust hole;

3. a first hanging ring; 31. thermally laminating the sheets;

4. a second hoisting ring; 41. thermally bonding the connecting sheet;

5. a lifting rope;

6. a spiral support strip.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1 and 2, the exhaust duct structure for air film structure of the present invention comprises an exhaust duct 2 installed in an air film body 1; the exhaust pipe 2 is made of light flexible material; one end of the exhaust pipe 2 is a closed end and is positioned at the top of the air film body 1, and the other end is an open end and is communicated with an exhaust valve 11 outside the air film body 1; a plurality of exhaust holes 21 are arranged on the side wall of the exhaust pipe 2 at intervals; the inside of exhaust pipe 2 is equipped with support piece, and support piece and exhaust pipe 2's inner wall butt.

The utility model discloses an exhaust pipe structure adopts the exhaust pipe 2 of the flexible material of light, makes it install in the air film body 1, has solved the problem that the stereoplasm exhaust pipe can't set up the strong point on the air film body 1. Meanwhile, dust and harmful gas gathered in the gas film body 1 can be discharged through the exhaust holes 21 on the exhaust pipe 2, and direct hole opening on the gas film body 1 is avoided. The exhaust pipe 2 exhausts air to the outside of the air film body 1 by means of positive pressure, the pressure in the exhaust pipe 2 is lower than the pressure of a large space in the air film body 1, and a support piece is arranged in the exhaust pipe 2, so that deformation caused by the pressure difference between the inside and the outside of the exhaust pipe 2 can be prevented.

The utility model discloses a support piece can adopt the various structures that can carry out the support to the lumen of exhaust pipe 2. For example, a plurality of circular support pieces may be installed at intervals in the exhaust duct 2. However, such supports are complex to mount and position; in addition, the supporting piece can occupy the space in the exhaust pipe 2 to different degrees, reduce the exhaust volume and influence the exhaust efficiency.

Preferably, in one embodiment of the present invention, the supporting member is a spiral supporting bar 6; the spiral supporting bar 6 has a spiral structure extending along the axis of the exhaust duct 2; the spiral supporting strip 6 is abutted against the inner pipe wall of the exhaust pipe 2; the spiral supporting strip 6 can be detachably connected with the exhaust pipe 2, namely the spiral supporting strip 6 can be sleeved into the exhaust pipe 2 when in use and then detached after use, so that the exhaust pipe is convenient to transport and store; meanwhile, the spiral supporting strips 6 are abutted against the inner pipe wall of the exhaust pipe 2, so that the exhaust volume and the exhaust efficiency are not influenced.

The utility model discloses an exhaust pipe 2 hoists on the inner wall of the gas film body 1 through multiunit hoist and mount spare.

Preferably, the material of exhaust pipe 2 is polyester fiber or PVC, and in actual use, the fire-proof grade of exhaust pipe 2 is not lower than the fire-proof performance of gas film body 1.

The utility model discloses a hoist and mount piece can adopt various structures that can realize hoist and mount.

As shown in fig. 2, each set of hoisting pieces preferably comprises a first hoisting ring 3 mounted on the air film body 1 and a second hoisting ring 4 mounted on the exhaust duct 2; the first lifting ring 3 and the second lifting ring 4 are fixedly connected through a lifting rope 5; the hoisting piece is simple in structure and convenient to install and detach.

As shown in fig. 4 to 6, preferably, a heat sealing sheet 31 is installed on the first hanging ring 3, and the heat sealing sheet 31 is fixed on the air film body 1 in a heat sealing way; because the air film body 1 is inconvenient to punch, the heat seal characteristic of the material of the air film body 1 is adopted, the heat seal sheet 31 is installed on the first hanging ring 3, and the heat seal sheet 31 can be fixed on the air film body 1 in a heat seal manner, so that the rooting hoisting is realized, the air film body 1 is prevented from being punched, and meanwhile, the air film body 1 punching device has the advantages of simplicity and convenience in operation, stability and firmness.

As shown in fig. 4, regarding the specific structure of the first hanging ring 3, in an embodiment of the present invention, the first hanging ring 3 is a D-shaped ring; the D-shaped ring is connected with the heat sealing sheet 31, and the D-shaped ring and the heat sealing sheet are not detachable; in practical use, when the exhaust pipe 2 is mounted and dismounted, the lifting rope 5 needs to be dismounted.

As shown in fig. 5, for the specific structure of the first hanging ring 3, in an embodiment of the present invention, the first hanging ring 3 is an openable hanging ring, and the hanging ring can be detachably connected to the heat sealing sheet 31. In actual use, the exhaust duct 2 is installed and removed. The hanging hook ring can be directly detached from the heat-seal sheet 31, and the detaching process is high in efficiency and stable in structure.

For the specific structure of the heat sealing sheet 31, in an embodiment of the present invention, the shape of the heat sealing sheet 31 may be square or circular; as shown in fig. 6, it is preferably circular. One side of the heat seal sheet 31 is fixed with the air film body 1 in a heat seal mode, the other side of the heat seal sheet can be provided with a protruding connecting lug, and a mounting hole is formed in the connecting lug, so that the first hanging ring 3 penetrates through the heat seal sheet 31 and is connected with the heat seal sheet 31 in a mounting mode.

As shown in fig. 3, the second hanging ring 4 may be fixed on the wall of the exhaust duct 2 in any form, such as by bonding or sewing. Preferably, the second hanging ring 4 is provided with a heat seal connecting piece 41, the heat seal connecting piece 41 penetrates through the second hanging ring 4, and two ends of the heat seal connecting piece are fixed on the pipe wall of the exhaust pipe 2; in this way, the second lifting ring 4 is also firmly fixedly connected with the exhaust pipe 2.

Preferably, the second lifting ring 4 is a D-ring.

In practical use, the diameter of the exhaust pipe 2 is 300-800 mm, and the weight of each linear meter of the exhaust pipe 2 is about 2-5 kg and 20N-50N; the peel strength of the gas film body 1 is about 120N/5cm, and therefore, the circumference of each heat-seal sheet 31 is theoretically 3cm or more. In view of the operability and safety of the heat seal, in a preferred embodiment of the present invention, the heat seal sheet 31 has a circular shape with a diameter of 10cm.

For the lifting rope 5, the tensile load of the air film body 1 is 4500-10000N/5 cm, and the theoretical value of the width of the lifting rope 5 for suspending the exhaust pipe 2 is more than or equal to 1cm. In order to ensure the stability and safety of the installation of the exhaust duct 2, the width of the lifting rope 5 is 2cm, considering that other factors may exist in the actual environment.

Preferably, a plurality of groups of hoisting pieces are arranged at intervals, and the distance between two adjacent groups of hoisting pieces is 50-80 cm; the hoisting piece with the distance can stably fix the exhaust pipe 2, and meanwhile, the using quantity of the hoisting piece can be reduced to the maximum extent.

The utility model discloses a gas film structure, including the gas film body 1 and foretell exhaust pipe structure. The air film body 1 of the air film structure is internally provided with an exhaust pipe 2 which can exhaust dust and toxic and harmful gases to the outside of the air film structure.

As shown in fig. 7 and 8, it is preferable that the peripheral edge of the gas film body 1 is fixed to the retaining wall 10; the retaining wall 10 is provided with a retaining wall exhaust hole; the exhaust valve 11 is arranged on the exhaust hole of the retaining wall; the air exhausting valve 11 is installed on the retaining wall 10 to prevent the air film body 1 from being perforated.

As shown in fig. 7, preferably, in an embodiment of the present invention, the other end of the exhaust pipe 2 is fixed to the retaining wall exhaust hole through the hoop 13 and is communicated with the exhaust valve 11 through the retaining wall exhaust hole. Because the other end of exhaust pipe 2 communicates with the external world, the inside and outside pressure differential of this place exhaust pipe 2 is the biggest, and is fixed through staple bolt 13, can guarantee that exhaust pipe 2 is by stable fixed, prevents to lead to exhaust pipe 2 to drop because the pressure differential is too big.

As shown in fig. 8, preferably, in another embodiment of the present invention, a static pressure box 12 is further fixed on the air exhaust hole of the retaining wall, and the static pressure box 12 is located inside the air film body 1; one end of the exhaust pipe 2 is connected with the static pressure box 12; exhaust pipe 2 is connected with exhaust valve 11 through static pressure case 12, and static pressure case 12 can play the transition effect to exhaust pipe 2 and exhaust valve 11, makes the internal and external pressure difference stable to further prevent this position to appear leaking scheduling problem.

Preferably, static pressure box 12 is made of metal, and static pressure box 12 is more stable and firm.

Preferably, the static pressure box 12 is provided with a hole for mounting with the exhaust pipe 2; because in the air film body 1, one end of the exhaust pipe 2 can extend upwards along the inner wall of the air film body 1, or extend upwards after extending for a certain distance along the circumferential direction of the inner wall of the air film body 1, the holes on the static pressure box 12 can be arranged at the top and one side according to the trend of the exhaust pipe 2.

Preferably, the exhaust valve 11 is provided with a rainproof elbow 14; the rain-proof elbow 14 is positioned outside the air film body 1 and bends downwards.

The present invention is specifically illustrated below by specific examples:

example 1

The top of the air film structure built by the embodiment is 45m away from the ground. Install in this air film structure the utility model discloses an exhaust pipe structure.

Specifically, one end of the exhaust duct 2 of the present embodiment is connected to the exhaust valve 11 through the plenum 12. The exhaust pipe 2 extends upwards to the top along the inner wall of the air film body 1, and the top continues to extend for a certain distance.

The diameter of the exhaust pipe 2 of this embodiment is 600mm, the material is polyester fiber, and the weight per linear meter is 4kg. The heat sealing sheet 31 for lifting the exhaust pipe 2 is circular and has a diameter of 10cm.

The lifting rope 5 is a steel wire rope, a steel chain or a film belt. Wherein the diameter of the steel wire rope is 1-3 mm, and the width of the film belt is generally 2cm.

The exhaust duct 2 of this embodiment is provided with a spiral support bar 6.

The air exhaust pipe 2 is used for exhausting the air film body 1. During the use, the gas in the gas film body 1 can be effectively discharged, and the gas discharging efficiency is high. In the process of exhausting, the exhaust pipe 2 basically cannot deform, and each lifting position is stable. The exhaust duct 2 is connected to the plenum box 12 at a location that is leak-free.

In addition, the exhaust duct 2 of the present embodiment is easy to mount and dismount.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "axial direction", "radial direction", "circumferential direction", etc. are the directions or positional relationships shown on the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

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

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like 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, the schematic representations of the terms used above are not necessarily intended to refer 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. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (10)

1. An exhaust pipe structure for an air film structure is characterized by comprising an exhaust pipe (2) which can be installed in an air film body (1), wherein the exhaust pipe (2) is made of light flexible materials;

one end of the exhaust pipe (2) is a closed end and is used for being installed at the top of the air film body (1), and the other end of the exhaust pipe is an open end and is used for being communicated with an exhaust valve (11) outside the air film body (1); a plurality of exhaust holes (21) are arranged on the pipe wall of the exhaust pipe (2) at intervals;

the inside of exhaust pipe (2) is equipped with support piece, support piece with the inner wall butt of exhaust pipe (2).

2. A ventilation duct structure for air film structure according to claim 1, characterized in that the supporting member is a spiral supporting bar (6); the spiral supporting strip (6) is provided with a spiral structure extending along the axis of the exhaust duct (2); the spiral supporting strip (6) is abutted against the inner pipe wall of the exhaust pipe (2).

3. An exhaust pipe structure for a gas film structure according to claim 1, wherein the exhaust pipe (2) is suspended on the inner wall of the gas film body (1) through a plurality of groups of suspension pieces arranged at intervals.

4. An exhaust duct structure for air film structure according to claim 3, wherein each set of said lifting members comprises a first lifting ring (3) fixedly mounted on said air film body (1), and a second lifting ring (4) fixedly mounted on said exhaust duct (2); the first hanging ring (3) and the second hanging ring (4) are fixedly connected through a hanging rope (5).

5. An exhaust pipe structure for air film structure according to claim 4, wherein said first hanging ring (3) is installed with a heat sealing sheet (31), and said heat sealing sheet (31) is heat sealed and fixed on said air film body (1).

6. An exhaust pipe structure for air film structure according to claim 4, characterized in that, the second rings (4) are provided with heat sealing connecting sheets (41), the heat sealing connecting sheets (41) pass through the second rings (4) and the two ends of the heat sealing connecting sheets are fixed on the pipe wall of the exhaust pipe (2).

7. An exhaust duct structure for air film structure according to any one of claims 3-6, wherein said lifting members are spaced apart from each other, and the distance between two adjacent lifting members is 50-80 cm.

8. An air film structure, characterized in that it comprises an air film body (1) and a ventilation tube structure according to any one of claims 1 to 7.

9. A gas film structure according to claim 8, wherein the peripheral edge of the gas film body (1) is fixed on a retaining wall (10); the retaining wall (10) is provided with a retaining wall exhaust hole; exhaust valve (11) are installed on the barricade exhaust hole.

10. The air film structure according to claim 9, wherein a static pressure box (12) is further fixed on the retaining wall exhaust hole, and the static pressure box (12) is positioned inside the air film body (1) and communicated with the exhaust valve (11); one end of the exhaust pipe (2) is connected with the static pressure box (12).

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