CN215981228U - Bone cavity type anti-seismic air pipe structure - Google Patents

Abstract

The utility model discloses a bone cavity type anti-seismic air duct structure which comprises an air duct barrel with a quadrangular cross section, and is characterized in that the four corners of the air duct barrel are provided with bidirectional insertion section bars, and the four sides of the air duct barrel are provided with panels inserted in the bidirectional insertion section bars; the length of the bidirectional insertion section bar is greater than the length of the panels, and the panels on the two adjacent sides are arranged along the length direction of the air pipe barrel in a staggered mode. The connection mode of the intermediate flange is reduced, so that the air pipe structure is simplified, the self strength is high, and the anti-seismic effect is good; the plug-in mounting is mainly performed, the local part is fixed as an auxiliary part, the construction process is simple, the parts are light and handy in relative weight, the assembly operation is convenient, and the assembly can be completed without professional personnel and special construction sites; various section bars in the part are prefabricated and manufactured, the process is standardized, and the quality guarantee system is perfect; the sealing structure is integrally formed, the sealing effect is good, the safety and the reliability are realized, and the utilization rate of a point distribution space is high; the assembly mode is flexible, the repeated use is realized, and the maintenance, the repair and the replacement are more convenient.

Description

Bone cavity type anti-seismic air pipe structure

Technical Field

The utility model relates to a ventilation pipeline technology, in particular to a bone cavity type anti-seismic air pipe structure.

Background

The air duct anti-seismic performance means that the ventilation duct system and equipment installed on a building meet the requirements of using functions in the earthquake, and the damage of related structures and the loss of the using functions cannot be caused. The connection of the assembled structural members should ensure the sealing, integrity and safety of the structure. The air pipe is allowed to leak air volume through the air pipe body structure and the connector thereof under a certain static pressure in an air pipe system, the volume of the air allowed to leak or permeate in unit time is large, and the strength of the air pipe can meet the requirement that the joint does not crack under the working pressure of 1.5 times on the strength and tightness requirements. Under the earthquake condition, the integrity of the air pipe system is ensured not to be damaged, the use function is intact, and the life and property safety of people is ensured. GB51251-2017 technical Standard of building smoke prevention and exhaust system puts forward the requirement of fire-resistant limit to the air duct of preventing discharging fume, and traditional air duct can not satisfy the new standard requirement, and novel fire-resistant compound air duct will take the leading role in future development. Because the composite air pipes are all plate assembly structures, the installation process can not adopt the one-step forming mode of the traditional metal air pipe to solve the problems of shock resistance and air tightness, the integrity is difficult to keep under the shock condition, the shock resistance performance is poor compared with the traditional metal air pipe, and the plate assembly structure and the installation mode of the composite air pipe have no national standard to follow.

Disclosure of Invention

The utility model aims to solve the problems and provides a bone cavity type anti-seismic air pipe structure, which realizes the processing and forming of a composite air pipe in a building block type assembly mode, can meet the indexes of national standard air pipe anti-seismic performance, air tightness and the like, and has the advantages of assembly construction, integrated installation, strong adaptability, short construction period, strong self anti-seismic property and the like.

The technical problem of the utility model is mainly solved by the following technical scheme: a bone cavity type anti-seismic air pipe structure comprises an air pipe barrel with a quadrangular cross section, and is characterized in that bidirectional insertion section bars are arranged at four corners of the air pipe barrel, and panels inserted into the bidirectional insertion section bars are arranged at four sides of the air pipe barrel; the length of the bidirectional insertion section bar is greater than the length of the panels, and the panels on the two adjacent sides are arranged along the length direction of the air pipe barrel in a staggered mode.

In the bone cavity type anti-seismic air duct structure, preferably, an H-shaped insertion section bar is arranged between the panels on the same surface of the air duct cylinder.

In the bone cavity type anti-seismic air duct structure, preferably, the bidirectional insertion section is provided with a right-angle shaped edge, a long slot and a wide slot are respectively arranged on the inner side of the right-angle shaped edge along two perpendicular directions of the right-angle shaped edge, and the slot widths of the long slot and the wide slot are matched with the panel thickness.

In the aforementioned bone cavity type anti-seismic air duct structure, preferably, the H-shaped insertion section has a slot matched with the panel, and the H-shaped insertion section and the panel part located in the slot are provided with the fixing screw and the inorganic fireproof adhesive layer.

In the bone cavity type anti-seismic air duct structure, preferably, the two-way insertion section bar and the panels located in the long slot and the wide slot are provided with fixing screws and inorganic fireproof glue layers.

In the aforementioned bone cavity type anti-seismic air duct structure, preferably, the depth of the slot grooves at the two sides of the H-shaped insertion section and the panel are equal or different.

In the aforementioned bone cavity type anti-seismic air duct structure, preferably, the bidirectional insertion-connection section bar is an equilateral right-angled side or an inequilateral right-angled side.

In the bone cavity type anti-seismic air pipe structure, preferably, the length of the H-shaped insertion section is equal to the distance between the two bidirectional insertion sections on the surface where the air pipe cylinder is located.

The technical scheme divides the ventilating duct into the simplest components, and the components are molded by the simplest means and directly applied, and are mainly divided into two parts: an air pipe cylinder and a flange.

The air pipe cylinder is decomposed into double-sided insertion-connection sections located at four corners and panels on four sides of the air pipe cylinder. The four right-angle edges arranged on the two-sided inserted section form a four-corner framework of the ventilation pipeline, and a continuous bone cavity is formed on the body. The positioning assembly surrounding frame panel adopts a slot structure, namely a long slot and a wide slot, so that rapid positioning and component assembly can be achieved during field operation, a small number of screws are adopted if the panel is further fixed, and inorganic fireproof glue is used for sealing treatment, so that complete shaping and sewing can be achieved.

In this scheme, the flange only is applied to the end position of required installation engineering, or need turn round, switching-over, reducing etc. place, has consequently avoided traditional tuber pipe to pass through flange joint, and the bolt is not hard up the phenomenon of throw-off easily under the shock condition to keep the integrality and the ventilation effect of tuber pipe structure, no matter be flange preparation or assembly in addition, processing, construction cycle are longer relatively, make into also higher.

This device has set up the H type along between the length direction panel and has inserted the section bar when the assembly of tuber pipe barrel, has not only solved the seam problem of butt joint between the individual layer panel, has improved the whole self rigidity of tuber pipe barrel moreover, has compensatied the abundant technical condition of quick continuous installation panel, also guarantees the quick effective connection between flange and the tuber pipe barrel. And when in actual application, a single side of the air pipe barrel can be preassembled firstly, so that the field installation difficulty is reduced, and the working efficiency is improved. In the assembling process of the panel and the H-shaped inserting-closing section bar, the panels of two adjacent vertical surfaces of the air pipe cylinder are mutually staggered on the transverse end surface, and the H-shaped inserting-closing section bar with the corresponding length is inserted into the extending panel to realize the infinite connection of the air pipe.

According to the principle of the scheme, in order to realize a longer air pipe structure, the bidirectional insertion section can be continuously connected under the condition that the length of a single piece is limited.

Compared with the prior art, the beneficial effects of utility model are that: the connection mode of the intermediate flange is reduced, so that the air pipe structure is simplified, the self strength is high, and the anti-seismic effect is good; the plug-in mounting is mainly performed, the local part is fixed as an auxiliary part, the construction process is simple, the parts are light and handy in relative weight, the assembly operation is convenient, and the assembly can be completed without professional personnel and special construction sites; various section bars in the part are prefabricated and manufactured, the process is standardized, and the quality guarantee system is perfect; the sealing structure is integrally formed, the sealing effect is good, the safety and the reliability are realized, and the utilization rate of a point distribution space is high; the assembly mode is flexible, the repeated use is realized, and the maintenance, the repair and the replacement are more convenient.

Drawings

Fig. 1 is a schematic diagram of an application state structure of the present invention.

Fig. 2 is a structural view of an air duct cartridge assembly process of the present invention.

Fig. 3 is a schematic structural view of the two-way insertion section bar and the panel in a matching state.

Fig. 4 is a schematic structural view of a bidirectional insertion section bar of the utility model.

Fig. 5 is a structural diagram of a single-sided side panel assembly process of the present invention.

Fig. 6 is a schematic structural view of an H-shaped socket profile according to the present invention.

Fig. 7 is a schematic structural diagram of an assembling direction embodiment of a bidirectional insertion section bar of the utility model.

Fig. 8 is a diagram showing two structures of an embodiment of the assembling direction of a bidirectional insertion section bar according to the present invention.

In the figure: 1. the air duct comprises an air duct cylinder body, 101, a bidirectional insertion section bar, 101a, a long insertion groove, 101b, a wide insertion groove, 102, a panel, 103, an H-shaped insertion section bar and 2, a flange.

Detailed Description

The technical scheme of the utility model is further specifically described by the following embodiments and the accompanying drawings.

The bone cavity type anti-seismic air pipe structure mainly comprises an air pipe cylinder 1 and a flange 2 which is located at the final external connection or turning position of the air pipe cylinder 1, as shown in figure 1.

The cross section of the air duct cylinder 1 is quadrilateral, the four corners of the air duct cylinder 1 are all provided with bidirectional insertion section bars 101, as shown in fig. 2, the bidirectional insertion section bars 101 are provided with right-angle edges, referring to fig. 3 and 4, the inner sides of the right-angle edges are respectively provided with long slots 101a and wide slots 101b along two vertical directions of the right-angle edges, and the widths of the long slots 101a and the wide slots 101b are matched with the thickness of the panel 102. The two-way insertion section 101 is formed at one time when being used as a section, and can be properly lengthened according to the actual length of the air duct.

The air duct cylinder 1 is provided with the panels 102 inserted into the bidirectional insertion section bars 101 on four sides, and the panels 101 on two adjacent sides are required to be arranged along the length direction of the air duct cylinder in a staggered manner when the air duct cylinder is installed because the length of the bidirectional insertion section bars 101 is greater than that of the panels 102.

Further, an H-shaped inserting section 103 is adopted between the panels 101 on the same surface of the air duct cylinder 1 for transition, as shown in FIG. 5, the H-shaped inserting section 103 and the flange are similarly fixed in a bolt strengthening mode after insertion and are sealed by inorganic fireproof glue until reaching the flange 2. The length of the H-shaped insertion section bar 103 is equal to the distance between the two bidirectional insertion section bars 101 on the surface of the air duct cylinder 1. The H-shaped inserting section 103 is provided with a slot matched with the panel 102 and is obtained by adopting a one-time forming mode, and the H-shaped inserting section 103 and the panel 102 positioned in the slot are reinforced by using a fixing screw on site according to actual conditions and are sealed by using inorganic fireproof glue. Similarly, when the two-way insertion section 101 and the panel 102 located in the long slot 101a and the wide slot 101b are installed, they are also reinforced by fixing screws and are sealed by inorganic fireproof glue.

First embodiment of the H-shaped socket profile 103: the two sides of the H-shaped inserting section bar 103 are equal to the groove depth of the slot matched with the panel 102, and the H-shaped inserting section bar is a symmetrical equal-groove-depth section bar.

Embodiment two of the H-shaped socket profile 103: the depth of the slot on the two sides of the H-shaped inserting section bar 103 matched with the panel 102 is not equal, and the H-shaped inserting section bar is an unequal slot section bar.

Two-way inserted section bar 101 structure embodiment one: the bi-directional socket profile 101 is an equilateral right-angled edge, which is a commonly used profile.

Two-way inserted section bar 101 structure embodiment one: has inequilateral right-angle sides and can be applied to the flat cuboid air pipe structure.

Since the bidirectional insertion profile 101 has a long slot 101a and a wide slot 101b, there are at least two assembling methods during installation, as shown in fig. 7, the long slot and the long slot in the same plane direction of the bidirectional insertion profile 101 at the four corners are opposite, and the wide slot are corresponding. As shown in fig. 8, the two-way plug-in section 101 at four corners has opposite long and wide slots at the same orientation, and if the cross section is square, the width of the four panels 102 is equal.

The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, for example, the depth of the long slot 101a and the wide slot 101b in the bi-directional insert-join profile 101 are equal, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. A bone cavity type anti-seismic air pipe structure comprises an air pipe barrel (1) with a quadrangular cross section, and is characterized in that the four corners of the air pipe barrel are provided with bidirectional insertion section bars (101), and the four sides of the air pipe barrel are provided with panels (102) inserted in the bidirectional insertion section bars; the length of the bidirectional insertion section bar is greater than the length of the panels, and the panels on the two adjacent sides are arranged along the length direction of the air pipe barrel in a staggered mode.

2. The bone cavity type anti-seismic air pipe structure according to claim 1, characterized in that an H-shaped insertion section bar (103) is arranged between the panels on the same surface of the air pipe cylinder (1).

3. The bone cavity type anti-seismic air duct structure according to claim 1, wherein the bidirectional insertion section bar (101) is provided with a right-angle-shaped edge, a long slot (101a) and a wide slot (101b) are respectively arranged on the inner side of the right-angle-shaped edge along two vertical directions of the right-angle-shaped edge, and the slot widths of the long slot and the wide slot are matched with the thickness of the panel (102).

4. The bone cavity type earthquake-proof air duct structure as claimed in claim 2, wherein the H-shaped insertion section bar (103) is provided with a slot matched with the panel (102), and the H-shaped insertion section bar and the panel part positioned in the slot are provided with fixing screws and inorganic fireproof glue layers.

5. A bone cavity type earthquake-proof air duct structure according to claim 3, characterized in that the two-way inserted section bar (101) and the face plate (102) in the long slot (101a) and the wide slot (101b) are provided with fixing screws and inorganic fireproof glue layers.

6. The bone cavity type anti-seismic air pipe structure according to claim 4, wherein the depth of the slot grooves on the two sides of the H-shaped insertion section bar (103) matched with the panel (102) is equal or unequal.

7. A bone cavity type earthquake-proof air duct structure according to claim 3 or 5, characterized in that the bidirectional insertion section bars (101) are equilateral right-angled sides or non-equilateral right-angled sides.

8. A bone cavity type anti-seismic air duct structure according to claim 2, 4 or 6, characterized in that the length of the H-shaped insertion section bar (103) is equal to the distance between two bidirectional insertion section bars (101) on the surface of the air duct cylinder (1).

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