CN220416490U

CN220416490U - Adopt novel fossil fragments connected mode's fire prevention tuber pipe

Info

Publication number: CN220416490U
Application number: CN202321809759.5U
Authority: CN
Inventors: 王炎波; 李欢乐; 季涛; 陈振国; 包玉明
Original assignee: China Railway Construction Group Electromechanical Installation Co ltd; China Railway Construction Group Co Ltd
Current assignee: China Railway Construction Group Electromechanical Installation Co ltd; China Railway Construction Group Co Ltd
Priority date: 2023-07-11
Filing date: 2023-07-11
Publication date: 2024-01-30
Anticipated expiration: 2033-07-11

Abstract

The utility model discloses a fireproof air pipe adopting a novel keel connection mode, which comprises the following components: fireproof pipe wall and connecting keel; the fireproof pipe walls are connected to form a rectangular air pipe structure; the adjacent fireproof pipe walls are connected through connecting keels; the connecting keel is in a steel groove structure extending from the side wall of the U-shaped steel groove. The embodiment of the utility model relieves the technical problems of complex construction process and low construction efficiency in the traditional air duct construction process.

Description

Adopt novel fossil fragments connected mode's fire prevention tuber pipe

Technical Field

The utility model relates to the technical field of air duct construction, in particular to a fireproof air duct adopting a novel keel connection mode.

Background

The pipe closing, assembling and hoisting of the conventional air pipe sections are performed on the ground of an operation site, the occupied area of the site is large, the pollution of semi-finished products is large, and the schedule of the construction period is difficult to control; the fireproof heat-preservation cotton is adhered, the fireproof plate is manufactured and installed in the suspended ceiling, the construction difficulty is high, the construction efficiency is low, the construction quality is difficult to control, the fireproof plate is exposed in the air cavity suspended ceiling for a long time, dust and other pollution sources are easy to generate, the fireproof plate is not tightly connected with the air pipe, reworking is caused, and a large amount of manpower and material resources are lost.

The fossil fragments of the PLASTIC LAMINATED of conventional tuber pipe are placed outside the exhaust pipe insulating layer, and the construction order is: air pipe installation, keel installation, rock wool heat insulation layer installation and fireproof plate installation. The fireproof heat-preservation cotton is adhered, the fireproof plate is manufactured and installed in the suspended ceiling, the construction difficulty is high, the construction efficiency is low, and the construction quality is difficult to control. The electromechanical professional pipelines are generally dense, are complex in arrangement, and have complex construction process, large occupied space, high cost and low construction efficiency.

Disclosure of Invention

The utility model aims to solve at least one technical problem and provide a fireproof air duct adopting a novel keel connection mode.

In a first aspect, an embodiment of the present utility model provides a fire prevention air duct adopting a novel keel connection mode, including: fireproof pipe wall and connecting keel; the fireproof pipe walls are connected to form a rectangular air pipe structure; the adjacent fireproof pipe walls are connected through the connecting keels; the connecting keels are in a steel groove structure extending out of the side walls of the U-shaped steel grooves.

Further, the fireproof pipe wall comprises a fireproof plate arranged on the outer side of the air pipe and a steel plate arranged on the inner side of the air pipe; and a nonflammable material is arranged between the fireproof plate and the steel plate.

Further, the fire protection plate comprises a silicate fire protection plate.

Further, the steel sheet includes a galvanized steel sheet.

Further, the non-combustible material comprises rock wool.

Further, the fireproof pipe wall and the connection keel are fixedly connected through self-tapping screws.

The utility model provides a fireproof air pipe adopting a novel keel connection mode, which comprises the following components: fireproof pipe wall and connecting keel; the fireproof pipe walls are connected to form a rectangular air pipe structure; the adjacent fireproof pipe walls are connected through connecting keels; the connecting keel is in a steel groove structure extending from the side wall of the U-shaped steel groove. According to the utility model, the mode of connecting the fireproof pipe wall by the integrated connecting keels to form the air pipe is utilized, so that the connection construction difficulty of the fireproof pipe wall and the air pipe is low, the construction efficiency is improved, and the technical problems of complex construction process and low construction efficiency in the traditional air pipe construction process are solved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following description will briefly introduce the drawings that are needed in the detailed description or the prior art, it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic cross-sectional view of a fire prevention duct using a novel keel connection according to an embodiment of the present utility model;

fig. 2 is a three-dimensional schematic view of a connecting keel according to an embodiment of the utility model;

fig. 3 is a schematic diagram of a local structure of a fireproof air duct adopting a novel keel connection mode according to an embodiment of the present utility model.

In the figure: 10. fire-proof pipe wall, 11, fire-proof plate, 12, steel plate, 13, nonflammable material, 20, connection keel, 30 and self-tapping screw.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Fig. 1 is a schematic cross-sectional view of a fire prevention air duct using a novel keel connection according to an embodiment of the utility model. As shown in fig. 1, the duct includes: a fire wall 10 and a connecting keel 20. Wherein, the fireproof pipe wall 10 is connected to form a rectangular air pipe structure; adjacent fire wall sections 10 are joined by a connecting keel 20.

Fig. 2 is a three-dimensional schematic view of a connecting keel according to an embodiment of the utility model. As shown in fig. 2, the connecting joist 20 is in the form of a U-shaped steel channel with a steel channel extending from the side wall thereof. It should be noted that, the connection keel 20 provided in the embodiment of the present utility model is an integrated steel structure, and may be prefabricated outside the field.

Fig. 3 is a schematic view of a local structure of a fireproof air duct adopting a novel keel connection mode according to an embodiment of the present utility model. As shown in fig. 3, the fireproof pipe wall 10 comprises a fireproof plate 11 arranged on the outer side of the air pipe and a steel plate 12 arranged on the inner side of the air pipe; a non-combustible material 13 is provided between the fireproof plate 11 and the steel plate 12.

Preferably, in the embodiment of the present utility model, the fire protection plate 11 comprises a silicate fire protection plate.

Preferably, in an embodiment of the present utility model, the steel sheet 12 comprises a galvanized steel sheet.

Preferably, in an embodiment of the utility model, the non-combustible material 13 comprises rock wool. For example, in an embodiment of the utility model, the rock wool may be 120kg/m ³ Rock wool.

Preferably, as shown in fig. 3, the fire wall 10 is attached and secured to the attachment keel 20 by self-tapping screws 30.

From the above description, the utility model provides a fireproof air pipe adopting a novel keel connection mode, and the mode of connecting fireproof pipe walls to form an air pipe by utilizing an integrated connection keel is adopted, so that complex connection procedures of the fireproof pipe walls and the air pipe are simplified, off-site prefabrication and on-site finished product hoisting are realized, thereby forming flow construction, shortening the construction period, ensuring that the air pipe and the fireproof pipe walls are more tightly connected, and relieving the technical problems of complex construction process and low construction efficiency in the traditional air pipe construction process.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. Adopt novel fossil fragments connected mode's fire prevention tuber pipe, a serial communication port, include: fireproof pipe wall and connecting keel; the fireproof pipe walls are connected to form a rectangular air pipe structure; the adjacent fireproof pipe walls are connected through the connecting keels; the connecting keels are in a steel groove structure extending out of the side walls of the U-shaped steel grooves.

2. The fire prevention tuber pipe of adopting novel fossil fragments connected mode of claim 1, wherein: the fireproof pipe wall comprises a fireproof plate arranged on the outer side of the air pipe and a steel plate arranged on the inner side of the air pipe; and a nonflammable material is arranged between the fireproof plate and the steel plate.

3. The fire prevention tuber pipe of adopting novel fossil fragments connected mode of claim 2, wherein: the fire protection plate comprises a silicate fire protection plate.

4. The fire prevention tuber pipe of adopting novel fossil fragments connected mode of claim 2, wherein: the steel sheet includes a galvanized steel sheet.

5. The fire prevention tuber pipe of adopting novel fossil fragments connected mode of claim 2, wherein: the non-combustible material comprises rock wool.

6. The fire prevention tuber pipe of adopting novel fossil fragments connected mode of claim 1, wherein: the fireproof pipe wall and the connection keel are fixedly connected through self-tapping screws.