Fabricated composite air duct

Abstract

The utility model relates to the technical field of air pipes, in particular to an assembly type composite air pipe which comprises an air pipe body mechanism, and the air pipe body mechanism comprises a first connecting flange, an air pipe body top plate and a second connecting flange. Then the air pipes are integrally hoisted on a ceiling of a building through the hoisting assembly, then the sealing clamping ring of the other air pipe is inserted into the sealing clamping groove of the current air pipe, and when the pipelines need to be maintained, the sealing clamping ring of the other air pipe is inserted into the sealing clamping groove of the current air pipe through the adjusting nut when the interiors of the air pipes need to be cleaned; the distance between the bottom end supporting rod and the bottom plate of the air pipe body is adjusted by rotating the adjusting nut, and the top plate of the air pipe body can be supported through the screw on the top end supporting rod in the process; and then cleaning work can be carried out by taking down connecting and fixing screws between the air pipe body bottom plate and the first connecting flange and between the air pipe body top plate and the second connecting flange.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of air pipe, specifically to an assembly type composite air pipe. BACKGROUND

[0002] With the rapid development of central air conditioning system, how to reduce the cost while overcoming the shortcomings or deficiencies of existing equipment and materials, constantly improving and enhancing its performance has become increasingly important. As an important part of air conditioning and ventilation equipment, the material performance and quality of the air pipe are related to the operation effect of the entire ventilation and air conditioning system. The problems of the air pipe can cause insufficient air supply, excessive air leakage, energy waste, insufficient heat source and unstable operation of air conditioning and ventilation engineering.

[0003] The assembly type composite air pipe disclosed in the authorized announcement No. CN 219102407 U, although it provides an assembly type composite air pipe, solves the problems of easy rusting of galvanized iron pipe, no heat preservation and noise reduction performance, long production and installation period, and low installation efficiency, but it does not solve the problem that in the existing air pipe, the operating personnel usually need to assemble all the parts together on site for installation during use. Such working method is time-consuming and laborious and cannot improve the work efficiency, and the air pipe cannot be effectively cleaned, which leads to the problem of air pipe internal blockage. UTILITY MODEL CONTENT

[0004] The utility model aims at providing an assembly type composite air pipe to solve the problems in the above background technology.

[0005] To achieve the above purpose, the utility model provides the following technical scheme:

[0006] An assembly type composite air pipe, comprising an air pipe body mechanism, the air pipe body mechanism comprises a connecting flange one, an air pipe body top plate and a connecting flange two, the connecting flange one end is fixedly provided with the air pipe body top plate, and the air pipe body top plate one end is fixedly provided with the connecting flange two.

[0007] The air pipe body top plate bottom end is fixedly provided with an auxiliary cleaning mechanism, the auxiliary cleaning mechanism comprises an air pipe body bottom plate, a flange connecting block one, a flange connecting block two and a hoisting assembly, the air pipe body bottom plate one end two sides are fixedly provided with the flange connecting block one, the air pipe body bottom plate other end two are fixedly provided with the flange connecting block two, and the air pipe body bottom plate bottom end is provided with the hoisting assembly.

[0008] Preferably, the connecting flange one and the connecting flange two are circumferentially fixedly provided with a plurality of mounting screw holes, which can effectively ensure the tightness of the connection between the air pipes during connection.

[0009] Preferably, the connecting flange one is fixedly provided with a sealing snap ring on one side, and the connecting flange two is fixedly provided with a sealing snap groove inside, which can effectively improve the air tightness of the air pipe after connection, prevent smoke leakage, and improve the safety during use of the air pipe.

[0010] Preferably, the air pipe body top plate is fixedly provided with a top end heat insulation layer inside, and the air pipe body bottom plate is fixedly provided with a bottom end heat insulation layer inside, which can prevent damage to the air pipe body caused by heat of smoke during exhaust, and improve the practicability of the air pipe.

[0011] Preferably, the lifting assembly comprises a bottom end support rod, lifting threaded rods are arranged on both sides of the bottom end support rod, a limiting block is fixedly arranged at the bottom end of the lifting threaded rod, a top end support rod is movably arranged at the top end of the bottom end support rod, and an adjusting nut is fixedly arranged at the bottom end of the bottom end support rod, which can stably lift the device air pipe on the ceiling of the building through the bottom end support rod, the top end support rod and the lifting threaded rod, effectively improve the stability of the air pipe during use, and through the adjusting nut, the distance between the bottom end support rod and the air pipe body bottom plate can be adjusted by rotating the adjusting nut when the inside of the air pipe needs to be cleaned, and in this process, the air pipe body top plate can be supported through the screw on the top end support rod, and then the cleaning work can be performed by removing the fixing screws between the air pipe body bottom plate, the connecting flange one, the air pipe body top plate and the connecting flange two.

[0012] Preferably, the air pipe body top plate is fixedly provided with a bottom plate connecting groove at the bottom end, and the bottom plate connecting groove is fixedly provided with a plurality of bottom plate connecting screw holes inside the connecting flange one and the connecting flange two, which can effectively improve the stability during connection, and effectively provide an efficient working environment for later maintenance of the pipeline.

[0013] Compared with the prior art, the air pipe has the advantages that:

[0014] The assembled composite air pipe can effectively reduce the operation steps required by the workers without affecting the safety and stability of the air pipe through the assembled installation mode.

[0015] The assembled composite air pipe can effectively improve the practicability of the air pipe. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is an overall structure front view schematic diagram of the utility model;

[0017] Figure 2 It is an overall structure back view schematic diagram of the utility model;

[0018] Figure 3 It is a local structure disassembly schematic diagram of the utility model; Figure 1

[0019] Figure 4 It is a local structure disassembly schematic diagram of the utility model; Figure 2

[0020] In the drawing: 1, connecting flange one; 2, air pipe body top plate; 3, connecting flange two; 4, air pipe body bottom plate; 5, flange connecting block one; 6, flange connecting block two; 7, hoisting assembly; 8, mounting screw hole; 9, sealing snap ring; 10, sealing snap groove; 11, top end heat insulation layer; 12, bottom end heat insulation layer; 13, bottom end support rod; 14, hoisting threaded rod; 15, limiting block; 16, top end support rod; 17, adjusting nut; 18, bottom plate connecting groove; 19, bottom plate connecting screw hole. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0022] Please refer to Figures 1-4 A technical solution provided by the utility model is shown in the drawing.

[0023] An assembled composite air pipe, comprising an air pipe body mechanism, the air pipe body mechanism comprising a connecting flange one 1, an air pipe body top plate 2 and a connecting flange two 3, the connecting flange one 1 is fixedly provided with the air pipe body top plate 2 at one end, and the air pipe body top plate 2 is fixedly provided with the connecting flange two 3 at one end.

[0024] ​​The auxiliary cleaning mechanism is fixedly arranged at the bottom end of the duct body top plate 2, and comprises a duct body bottom plate 4, a flange connecting block one 5, a flange connecting block two 6 and a hoisting assembly 7.

[0025] In the embodiment, preferably, the connecting flange one 1 and the connecting flange two 3 are circumferentially fixedly provided with a plurality of mounting screw holes 8, and the tightness of the connection between the ducts can be effectively ensured during the connection through the mounting screw holes 8.

[0026] In the embodiment, preferably, the connecting flange one 1 is fixedly provided with a sealing snap ring 9 on one side, and the connecting flange two 3 is fixedly provided with a sealing snap groove 10 inside, and the overall air tightness of the duct after the connection can be effectively improved by inserting the sealing snap ring 9 into the sealing snap groove 10 during the connection, which can effectively prevent the problem of flue gas leakage and effectively improve the safety of the duct during use.

[0027] In the embodiment, preferably, the duct body top plate 2 is fixedly provided with a top end heat insulation layer 11 inside, and the duct body bottom plate 4 is fixedly provided with a bottom end heat insulation layer 12 inside, which can effectively prevent the damage to the duct body caused by the heat of the flue gas during the exhaust process, and effectively improve the practicability of the duct.

[0028] In the embodiment, preferably, the hoisting assembly 7 comprises a bottom end support rod 13, the bottom end support rod 13 is provided with a hoisting threaded rod 14 on both sides, the hoisting threaded rod 14 is fixedly provided with a limiting block 15 at the bottom end, the bottom end support rod 13 is movably provided with a top end support rod 16 at the top end, the bottom end support rod 13 is fixedly provided with an adjusting nut 17 at the bottom end, the device duct can be stably hoisted on the ceiling of the building through the bottom end support rod 13, the top end support rod 16 and the hoisting threaded rod 14, which effectively improves the stability of the duct during use, and the distance between the bottom end support rod 13 and the duct body bottom plate 4 can be adjusted by rotating the adjusting nut 17 when the inside of the duct needs to be cleaned, and the duct body top plate 2 can be supported by the screw on the top end support rod 16 during the process, and then the cleaning work can be carried out by removing the fixing screws between the duct body bottom plate 4 and the connecting flange one 1, the duct body top plate 2 and the connecting flange two 3.

[0029] In this embodiment, preferably, the bottom end of the top plate 2 of the air pipe body is fixedly provided with a bottom plate connecting groove 18, and the bottom plate connecting groove 18 is fixedly provided with a plurality of bottom plate connecting screw holes 19 inside the connecting flange one 1 and the connecting flange two 3, which can effectively improve the stability during connection, and can effectively provide an efficient working environment for the later maintenance of the pipeline. The bottom plate 4 of the air pipe body can be quickly cleaned and maintained inside the air pipe.

[0030] In use, the bottom plate 4 of the air pipe body is first installed at the bottom end of the top plate 2 of the air pipe body through the bottom plate connecting screw hole 19, then the whole air pipe is hoisted on the ceiling of the building through the hoisting assembly 7, then the sealing snap ring 9 of another air pipe is inserted into the sealing snap groove 10 of the current air pipe, then fixed through the installation screw hole 8, the installation work is completed, then when the pipeline needs to be maintained, the distance between the bottom end support rod 13 and the bottom plate 4 of the air pipe body can be adjusted by rotating the adjusting nut 17 when the inside of the air pipe needs to be cleaned, and in this process, the top plate 2 of the air pipe body can be supported by the screw on the top end support rod 16, then the cleaning work can be carried out by removing the connecting screws between the bottom plate 4 of the air pipe body and the connecting flange one 1, the top plate 2 of the air pipe body and the connecting flange two 3.

[0031] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only preferred examples of the present application and do not limit the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A fabricated composite duct, characterized by: Including the air pipe body mechanism, the air pipe body mechanism includes the connecting flange one (1), the air pipe body roof (2) and the connecting flane two (3), one end of the connecting flange one (1) is fixedly provided with the air pipe body roof (2), one end of the air pipe body roof (2) is fixedly provided with the connecting flane two (3); The air pipe body roof (2) bottom end fixedly provided with auxiliary cleaning mechanism, the auxiliary cleaning mechanism includes the air pipe body bottom plate (4), the flange connecting block one (5), the flange connecting block two (6) and hoisting assembly (7), the air pipe body bottom plate (4) one end both sides fixedly provided with the flange connecting block one (5), the air pipe body bottom plate (4) the other end both fixedly provided with the flange connecting block two (6), the air pipe body bottom plate (4) bottom end is provided with hoisting assembly (7).

2. The fabricated composite duct according to claim 1, wherein: The connecting flange one (1) and the connecting flane two (3) ring fixedly provided with a plurality of installation screw holes (8).

3. The fabricated composite duct according to claim 1, wherein: One side of the connecting flange one (1) is fixedly provided with a sealing snap ring (9), and the connecting flane two (3) is fixedly provided with a sealing groove (10) in the inside.

4. The fabricated composite duct of claim 1, wherein: The air pipe body roof (2) inside fixedly provided with top end heat insulation layer (11), the air pipe body bottom plate (4) inside fixedly provided with bottom end heat insulation layer (12).

5. The fabricated composite duct according to claim 1, wherein: The hoisting assembly (7) includes a bottom end support rod (13), the bottom end support rod (13) is provided with a lifting threaded rod (14) on both sides, the lifting threaded rod (14) is fixedly provided with a limiting block (15) at the bottom end, the bottom end support rod (13) is provided with a top end support rod (16) at the top end, and the bottom end support rod (13) is fixedly provided with an adjusting nut (17) at the bottom end.

6. The fabricated composite duct of claim 1, wherein: The air pipe body roof (2) bottom end fixedly provided with bottom plate connecting groove (18), the bottom plate connecting groove (18) and connecting flange one (1) and connecting flane two (3) inside fixedly provided with a plurality of bottom plate connecting screw holes (19).

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