High-temperature-resistant composite air pipe

Abstract

The utility model relates to the technical field of air pipes, in particular to a high-temperature-resistant composite air pipe which comprises a protective shell mechanism, the protective shell mechanism comprises an air pipe top cover and an air pipe bottom plate, and a pipeline at the bottom end of the air pipe top cover is provided with the air pipe bottom plate. During installation, the hoisting threaded rods penetrate through the hoisting screw holes in the hoisting connecting plates to install the air pipes on a ceiling of a building, then the insertion plate of the current air pipe is inserted into the insertion groove of another air pipe, then the air pipes are assembled together through the screw holes, and then installation work can be completed. And in the air supply process, the air pipe can be effectively protected through the composite protection plate.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of air pipe, specifically to a high temperature resistant 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 air pipe are related to the operation effect of the whole ventilation and air conditioning system. The problems of 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] A kind of air pipe as disclosed in authorized announcement No. CN 201715111 U, although it realizes to provide a kind of simple manufacture, assembly process efficiency higher, manual cost and metal connecting piece cost lower air pipe, but it does not solve the problem that a single iron shell is often used for air supply work in the existing air pipe during use, which leads to the problem that the air pipe structure may be damaged due to the high temperature of the transported flue gas or external impact during actual use. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of high temperature resistant composite air pipe to solve the problems raised in the above background.

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

[0006] A kind of high temperature resistant composite air pipe, including protective shell mechanism, the protective shell mechanism includes air pipe top cover and air pipe bottom plate, air pipe top cover bottom end pipeline is provided with air pipe bottom plate;

[0007] The connecting mechanism is fixedly arranged inside the air pipe top cover and the air pipe bottom plate, the connecting mechanism includes connecting plate one, connecting plate two, hoisting connecting plate, hoisting connecting block, plugboard and slot, the connecting plate one is fixedly arranged on the both sides of the air pipe top cover, the connecting plate two is fixedly arranged on the both sides of the air pipe bottom plate, the hoisting connecting plate is fixedly arranged on the both sides of the connecting plate one, the hoisting connecting block is fixedly arranged on the both sides of the connecting plate two, the plugboard is fixedly arranged at one end of the air pipe top cover and the air pipe bottom plate, and the slot is fixedly arranged at the other end of the air pipe top cover and the air pipe bottom plate.

[0008] Preferably, the plugboard and the slot are fixedly provided with a plurality of connecting screw holes inside, and the connecting plate one and the connecting plate two are provided with a plurality of fixed screw holes inside, which has the beneficial effect that the air pipes can be assembled together through a plurality of screw holes, the stability of the connection part can be effectively ensured when connecting the air pipes, and the safety of using the air pipe can be improved.

[0009] Preferably, the air pipe top cover and the air pipe bottom plate are internally fixedly provided with sealing rubber rings, which have the beneficial effect of effectively ensuring the air tightness of the air pipe as a whole after connection through the sealing rubber rings.

[0010] Preferably, one side of the sealing rubber ring is fixedly provided with a composite protective plate, the composite protective plate comprises a fireproof layer, the bottom end of the fireproof layer is fixedly provided with a heat insulation layer, the bottom end of the heat insulation layer is fixedly provided with a first impact-resistant layer, and the bottom end of the first impact-resistant layer is fixedly provided with a second impact-resistant layer, which have the beneficial effect that the fireproof layer is a fireproof plate supported by lime, silicate and inorganic fiber, the heat insulation layer is a heat preservation plate supported by glass wool, which can effectively prevent the heat in the flue gas from causing damage to the parts on the air pipe during the conveying of the flue gas, and the first impact-resistant layer and the second impact-resistant layer are galvanized steel plates, which can effectively ensure the safety of the air pipe as a whole during work.

[0011] Preferably, the hoisting connecting plate is internally fixedly provided with hoisting screw holes, which have the beneficial effect of further ensuring the stability of the connection between the air pipe top cover and the air pipe bottom plate through the hoisting rods passing through the hoisting screw holes.

[0012] Preferably, the hoisting connecting block is fixedly provided at the top end with a hoisting threaded rod, which has the beneficial effect of stably fixing the air pipe on the ceiling of a building.

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

[0014] 1. The high-temperature-resistant composite air pipe is used, first, the hoisting threaded rod passes through the hoisting screw holes in the hoisting connecting plate to install the air pipe on the ceiling of a building, then the plug-in plate of the current air pipe is inserted into the plug-in groove of another air pipe, and then the air pipes are assembled together through the screw holes, so that the installation work is completed, and the composite protective plate can effectively protect the air pipe during the air supply process.

[0015] 2.The high-temperature-resistant composite air pipe, in the existing air pipe, a single iron shell is often used for air supply work, which may cause damage to the air pipe structure due to the high temperature of the flue gas transported or external impact during actual use, so a high-temperature-resistant composite air pipe is provided, the fireproof layer in the internal composite protective plate is a fireproof plate supported by lime, silicate and inorganic fiber, and the heat insulation layer is a heat preservation plate supported by glass wool, which can effectively prevent the heat in the flue gas from damaging the parts on the air pipe during flue gas transportation, the impact-proof layer one and the impact-proof layer two are galvanized steel plates, which can effectively ensure the safety of the whole air pipe during work, and by splitting the air pipe into an air pipe top cover and an air pipe bottom plate, the working efficiency can be effectively improved during transportation and installation. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a schematic diagram of the installation structure of the utility model;

[0017] Figure 2 It is the overall structure of the utility model Figure 1 schematic diagram;

[0018] Figure 3 It is the overall structure of the utility model Figure 2 schematic diagram;

[0019] Figure 4 It is the utility model Figure 3 enlarged schematic view of A.

[0020] In the figure: 1, air pipe top cover; 2, air pipe bottom plate; 3, connecting plate one; 4, connecting plate two; 5, hoisting connecting plate; 6, hoisting connecting block; 7, plug-in plate; 8, plug-in slot; 9, connecting screw hole; 10, fixed screw hole; 11, sealing rubber ring; 12, composite protective plate; 13, fireproof layer; 14, heat insulation layer; 15, impact-proof layer one; 16, impact-proof layer two; 17, hoisting screw hole; 18, hoisting threaded rod. DETAILED DESCRIPTION

[0021] The technical scheme 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, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0022] Please refer to Figures 1-4 The utility model provides a technical scheme:

[0023] A high-temperature-resistant composite air pipe comprises a protective shell mechanism, the protective shell mechanism comprises an air pipe top cover 1 and an air pipe bottom plate 2, and the bottom end pipeline of the air pipe top cover 1 is provided with the air pipe bottom plate 2;

[0024] The air pipe top cover 1 and the air pipe bottom plate 2 are internally fixedly provided with a connecting mechanism, the connecting mechanism comprises a connecting plate one 3, a connecting plate two 4, a hoisting connecting plate 5, a hoisting connecting block 6, a plug-in plate 7 and a plug-in groove 8, the air pipe top cover 1 is fixedly provided with the connecting plate one 3 on both sides, the air pipe bottom plate 2 is fixedly provided with the connecting plate two 4 on both sides, the connecting plate one 3 is fixedly provided with the hoisting connecting plate 5 on both sides, the connecting plate two 4 is fixedly provided with the hoisting connecting block 6 on both sides, the air pipe top cover 1 and the air pipe bottom plate 2 are fixedly provided with the plug-in plate 7 at one end, and the air pipe top cover 1 and the air pipe bottom plate 2 are fixedly provided with the plug-in groove 8 at the other end.

[0025] In the embodiment, preferably, a plurality of connecting screw holes 9 are fixedly arranged in the plug-in plate 7 and the plug-in groove 8, and a plurality of fixed screw holes 10 are arranged in the connecting plate one 3 and the connecting plate two 4, so that the air pipes are assembled together through the screw holes, the stability of the connecting position of the air pipes can be effectively ensured when the air pipes are connected, and the safety of the air pipes in use can be improved.

[0026] In the embodiment, preferably, a sealing rubber ring 11 is fixedly arranged in the air pipe top cover 1 and the air pipe bottom plate 2, so that the air tightness of the whole air pipe can be effectively ensured after connection.

[0027] In the embodiment, preferably, a composite protective plate 12 is fixedly arranged on one side of the sealing rubber ring 11, the composite protective plate 12 comprises a fireproof layer 13, the bottom end of the fireproof layer 13 is fixedly provided with a heat insulation layer 14, the bottom end of the heat insulation layer 14 is fixedly provided with a first impact-resistant layer 15, and the bottom end of the first impact-resistant layer 15 is fixedly provided with a second impact-resistant layer 16, wherein the fireproof layer 13 is a fireproof plate supported by lime, silicate and inorganic fibers, the heat insulation layer 14 is a heat preservation plate supported by glass wool, the first impact-resistant layer 15 and the second impact-resistant layer 16 are galvanized steel plates, and the heat of flue gas in flue gas conveying can be effectively prevented from damaging the parts on the air pipe, and the safety of the whole air pipe in work can be effectively ensured.

[0028] In the embodiment, preferably, a hoisting screw hole 17 is fixedly arranged in the hoisting connecting plate 5, and a hoisting rod passes through the hoisting screw hole 17, so that the stability of the connection between the air pipe top cover 1 and the air pipe bottom plate 2 can be further ensured.

[0029] In the embodiment, preferably, a hoisting threaded rod 18 is fixedly arranged at the top end of the hoisting connecting block 6, so that the air pipe can be stably fixed on the ceiling of a building.

[0030] The high-temperature-resistant composite air pipe of the embodiment is used, first, the threaded rod 18 is hoisted through the hoisting threaded hole 17 on the hoisting connecting plate 5 to install the air pipe on the ceiling of the building, then the plug-in plate 7 of the current air pipe is inserted into the plug-in slot 8, then the air pipes are assembled together through the threaded holes, and the installation work is completed, and the composite protective plate 12 can effectively protect the air pipe during air supply, and the air pipe is often used with a single iron shell for air supply in the existing air pipe, so that the air pipe structure is damaged due to high temperature of the flue gas to be conveyed or external impact during actual use, so a high-temperature-resistant composite air pipe is provided, the fireproof layer 13 in the composite protective plate 12 is a fireproof plate supported by lime, silicate and inorganic fiber, and the heat insulation layer 14 is a heat preservation plate supported by glass wool, so that the heat in the flue gas during flue gas conveying can effectively prevent the heat in the flue gas from damaging the parts on the air pipe, the impact-proof layer one 15 and the impact-proof layer two 16 are galvanized steel plates, which can effectively ensure the safety of the air pipe during work, and the air pipe is divided into the air pipe top cover 1 and the air pipe bottom plate 2, so that the work efficiency can be effectively improved during transportation and installation.

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

Claims

1. A high-temperature resistant composite air duct, characterized in that: It includes a protective housing mechanism, which includes a duct top cover (1) and a duct bottom plate (2), wherein the duct top cover (1) is provided with a duct bottom plate (2) at the bottom end of the duct; The duct top cover (1) and duct bottom plate (2) are fixedly provided with a connecting mechanism. The connecting mechanism includes a connecting plate one (3), a connecting plate two (4), a hoisting connecting plate (5), a hoisting connecting block (6), an insert plate (7), and a slot (8). The duct top cover (1) is fixedly provided with a connecting plate one (3) on both sides. The duct bottom plate (2) is fixedly provided with a connecting plate two (4) on both sides. The connecting plate one (3) is fixedly provided with a hoisting connecting plate (5) on both sides. The connecting plate two (4) is fixedly provided with a hoisting connecting block (6) on both sides. The duct top cover (1) and duct bottom plate (2) are fixedly provided with an insert plate (7) at one end. The duct top cover (1) and duct bottom plate (2) are fixedly provided with a slot (8) at the other end.

2. The high-temperature resistant composite air duct according to claim 1, characterized in that: The insert plate (7) and slot (8) are provided with a number of connecting screw holes (9), and the connecting plate one (3) and connecting plate two (4) are provided with a number of fixing screw holes (10).

3. The high-temperature resistant composite air duct according to claim 1, characterized in that: The top cover (1) and bottom plate (2) of the duct are fixedly provided with sealing rings (11).

4. The high-temperature resistant composite air duct according to claim 3, characterized in that: A composite protective plate (12) is fixedly installed on one side of the sealing ring (11). The composite protective plate (12) includes a fireproof layer (13). A heat insulation layer (14) is fixedly installed at the bottom of the fireproof layer (13). An impact-resistant layer one (15) is fixedly installed at the bottom of the heat insulation layer (14). An impact-resistant layer two (16) is fixedly installed at the bottom of the impact-resistant layer one (15).

5. The high-temperature resistant composite air duct according to claim 1, characterized in that: The hoisting connecting plate (5) is fixedly provided with hoisting screw holes (17).

6. The high-temperature resistant composite air duct according to claim 1, characterized in that: The top of the hoisting connecting block (6) is fixedly provided with a hoisting threaded rod (18).

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