CN-224229554-U - Polypropylene flame-retardant air pipe convenient to install

Abstract

The utility model discloses a polypropylene flame-retardant air duct convenient to install, and particularly relates to the technical field of flame-retardant air ducts, which comprises a polypropylene air duct, wherein a flame-retardant layer is arranged inside the polypropylene air duct, a heat insulation layer is arranged inside the flame-retardant layer, an installation mechanism for installing the polypropylene air duct is arranged outside the polypropylene air duct, an assembly mechanism for facilitating assembly among a plurality of polypropylene air ducts is arranged on one side of the polypropylene air duct, the assembly mechanism comprises two installation frames arranged outside the polypropylene air duct, two support plates are arranged on two sides of one installation frame, two splicing rods are fixedly arranged on one side, close to the two support plates, of the two splicing rods, the bottom ends of the splicing rods penetrate through the flame-retardant layer and the heat insulation layer, and a splicing plate is arranged on one side of the polypropylene air duct. According to the utility model, the flame-retardant layer is arranged, so that the polypropylene air pipes can be prevented from being burnt, the safety is improved, and the assembly mechanism can be used for installing a plurality of polypropylene air pipes, so that the practicability is improved.

Inventors

• Zou Xiangkui
• GUAN KAI
• GUAN SHUGANG

Assignees

• 山东归仁新型材料科技有限公司

Dates

Publication Date

20260512

Application Date

20250704

Claims (6)

1. 1. The polypropylene flame-retardant air pipe convenient to install comprises a polypropylene air pipe (1), and is characterized in that a flame-retardant layer (2) is arranged inside the polypropylene air pipe (1), a heat insulation layer (3) is arranged inside the flame-retardant layer (2), an installation mechanism (5) for installing the polypropylene air pipe (1) is arranged outside the polypropylene air pipe (1), and an assembly mechanism (4) convenient to assemble among a plurality of polypropylene air pipes (1) is arranged on one side of the polypropylene air pipe (1); The flame-retardant layer (2) is made of fireproof cotton materials, and the heat-insulating layer (3) is made of rock cotton materials.
2. 2. The polypropylene flame-retardant air duct convenient to install according to claim 1, wherein the assembly mechanism (4) comprises two installation frames (401) arranged outside the polypropylene air duct (1), two support plates (402) are arranged on two sides of one installation frame (401), two inserting rods (403) are fixedly arranged on one sides, close to the two support plates (402), of the two support plates, the bottom ends of the inserting rods (403) penetrate through the flame-retardant layer (2) and the heat insulation layer (3), a inserting plate (404) is arranged on one side of the polypropylene air duct (1), two inserting holes (405) are formed in two sides of the inserting plate (404), and the inserting rods (403) are matched with the inserting holes (405).
3. 3. The polypropylene flame-retardant air pipe convenient to install according to claim 2, wherein a spring (407) is fixedly arranged on one side of the supporting plate (402), one end of the inserting hole (405) is fixedly connected with the installation frame (401), and a handle (406) is fixedly arranged on one side of the supporting plate (402).
4. 4. The polypropylene flame-retardant air duct convenient to install according to claim 1, wherein the installation mechanism (5) comprises a bottom plate (501) arranged at the bottom of the polypropylene air duct (1), two sides of the bottom of the polypropylene air duct (1) are respectively provided with a supporting frame (502), the two supporting frames (502) are internally inserted with the same limiting plate (503), the supporting frames (502) and the bottom plate (501) are respectively provided with a first threaded hole (504), and the two communicated first threaded holes (504) are internally connected with the same first bolt (505) in a threaded manner.
5. 5. The polypropylene flame-retardant air duct convenient to install according to claim 4, wherein an inserting groove (506) is formed in the supporting frame (502), an installing plate (507) is inserted in the inserting groove (506), a plurality of second threaded holes (508) are formed in the installing plate (507), a third threaded hole (509) is formed in the supporting frame (502), and second bolts (510) are connected with the second threaded holes (508) and the third threaded holes (509) in a threaded mode.
6. 6. The polypropylene flame-retardant air pipe convenient to install according to claim 5, wherein a third bolt (511) is connected to the top of the installation plate (507) in a threaded mode.

Description

Polypropylene flame-retardant air pipe convenient to install Technical Field The utility model relates to the technical field of flame-retardant air pipes, in particular to a polypropylene flame-retardant air pipe convenient to install. Background The air duct is a pipeline system for air transportation and distribution, and comprises a composite air duct and an inorganic air duct, wherein the composite air duct and the inorganic air duct can be classified according to the cross-sectional shape and the material, and the air duct can be divided into a circular air duct, a rectangular air duct, an oblate air duct and the like according to the cross-sectional shape, wherein the circular air duct has the smallest resistance but the largest height, so that the rectangular air duct is mainly used, and the air duct can be divided into a metal air duct, a composite air duct and a macromolecule air duct according to the material. For example, the tuber pipe convenient to installation that provides in chinese patent application of application number 202322582009.5, including the tuber pipe main part, be provided with the link in the tuber pipe main part, the both ends of tuber pipe main part are connected with first connecting plate and second connecting plate respectively, one side of first connecting plate is provided with the connecting seat, the inner chamber of connecting seat is provided with two-way lead screw, the one end of two-way lead screw passes the connecting seat and is connected with the rotation handle, be connected with the movable block on the two-way lead screw, the one end fixedly connected with inserted block of movable block, the opposite side of first connecting plate is provided with the locating lever, be provided with the locating hole that corresponds with the locating lever on the second connecting plate, be provided with sealed the pad between first connecting plate and the second connecting plate, the inner chamber of connecting seat is provided with the baffle, the baffle sets up the intermediate position at two-way lead screw, through being equipped with first connecting plate and second connecting plate, can splice two tuber pipe main parts that the specification is the same each other when assembling the tuber pipe, convenient operation. However, the technical scheme still has the following problems that the air pipe in the technical scheme does not have a flame retardant function, once a fire disaster occurs, the fire is easily promoted to spread, the air pipe can rapidly burn at high temperature, toxic gas can be released, and the air pipe can cause great harm to human bodies. Disclosure of utility model The utility model aims to provide a polypropylene flame-retardant air pipe convenient to install, which can prevent the polypropylene air pipe from burning through arranging a flame-retardant layer, improve the safety, and also can install a plurality of polypropylene air pipes through an assembling mechanism, improve the practicability and solve the defects in the technology. In order to achieve the aim, the technical scheme is that the polypropylene flame-retardant air pipe convenient to install comprises a polypropylene air pipe, wherein a flame-retardant layer is arranged inside the polypropylene air pipe, a heat insulation layer is arranged inside the flame-retardant layer, an installation mechanism for installing the polypropylene air pipe is arranged outside the polypropylene air pipe, and an assembly mechanism convenient to assemble among a plurality of polypropylene air pipes is arranged on one side of the polypropylene air pipe. Preferably, the flame-retardant layer is made of fireproof cotton material and is used for flame retardance. Preferably, the heat insulation layer is made of rock wool materials and is used for heat insulation. Preferably, the assembly device comprises two mounting frames arranged outside the polypropylene air pipe, wherein one mounting frame is provided with a supporting plate on two sides, two splicing rods are fixedly arranged on one side, close to the supporting plate, of each supporting plate, the bottom ends of the splicing rods penetrate through the flame-retardant layer and the heat insulation layer, a splicing plate is arranged on one side of the polypropylene air pipe, two splicing holes are formed in two sides of the splicing plate, the splicing rods are matched with the splicing holes, a spring is fixedly arranged on one side of the supporting plate, one end of each splicing hole is fixedly connected with the mounting frame, and a handle is fixedly arranged on one side of the supporting plate and used for assembling a plurality of polypropylene air pipes. Preferably, the installation mechanism comprises a bottom plate arranged at the bottom of the polypropylene air pipe, two supporting frames are arranged on two sides of the bottom of the polypropylene air pipe, one limiting plate is inserted into the two supporting frames, first thre