Wear-resistant fire-resistant air pipe structure

Abstract

The utility model discloses a wear-resistant fire-resistant air pipe structure which comprises an air pipe body, connecting plates are installed on the two sides of the air pipe body, one end of a clamping spring is connected with a U-shaped frame, and a protective pad is fixed to the inner wall of the U-shaped frame. The left side and the right side of the air pipe body are connected and fixed through the connecting plate, then the telescopic rods are installed at the upper position and the lower position of one side of the connecting plate, the transverse position of the protection frame can be adjusted when the telescopic rods work, and the U-shaped frame is installed on the inner wall of the protection frame through the clamping spring in a connecting mode. The U-shaped frame is finally located at the upper position and the lower position of the air pipe body, contact protection is conducted through the protection cushion during contact, at the moment, buffering protection is conducted between the two protection frames through the protection soft cushion, the collision problem between the protection frames is solved, and therefore the U-shaped frame and the clamping spring can be matched to protect the exterior of the air pipe body, and the service life of the air pipe body is prolonged. The purpose of protecting key positions is achieved, and meanwhile the problem that the air pipe body deviates and falls is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of air duct structures, in particular to a wear-resistant and fire-resistant air duct structure. Background Art

[0002] Air ducts are facilities used for air delivery and distribution. They can be classified according to cross-sectional shapes and materials. The cross-sectional shapes of air ducts are circular, rectangular, etc., and the air ducts commonly used in people's lives are rectangular air ducts. According to different materials, they are also divided into metal air ducts, composite air ducts, etc., but the work of these air ducts is to transport airflow;

[0003] When laying air ducts, in order to ensure normal ventilation of the air ducts and to prevent the air ducts from affecting the movement of people after laying, the air ducts are generally suspended during laying. However, after actual laying, if the protection performance of key positions is weak during use, it is easy to cause local damage or deformation after laying, affecting the normal transportation of the air ducts. Utility Model Content

[0004] The purpose of the utility model is to provide a wear-resistant and fire-resistant air duct structure to solve the problem proposed in the above background technology that the air duct is generally suspended during installation during installation, and after actual installation, if the protection performance of its key positions is weak during use, it is easy to cause local damage or deformation after installation, affecting the normal transportation of the air duct.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a wear-resistant and fire-resistant air duct structure, comprising an air duct body, connecting plates are installed on both sides of the air duct body, telescopic rods are installed at positions near the top and bottom ends of one side of the connecting plate, one side of the telescopic rod is connected to a protective frame, the top and bottom ends of the inner wall of the protective frame are installed with retaining springs, one end of the retaining spring is connected to a U-shaped frame, and a protective pad is fixed to the inner wall of the U-shaped frame.

[0006] Preferably, the telescopic rods are symmetrically distributed about the horizontal center axis of the connecting plate, and a telescopic connection is formed between the telescopic rods and the protective frame.

[0007] Preferably, the protection frame is symmetrically distributed about the central axis of the air duct body, and the retaining springs are evenly distributed on the top and bottom ends of the inner wall of the protection frame.

[0008] Preferably, the U-shaped frame is symmetrically distributed about the central axis of the protection frame, and an adhesive connection is formed between the U-shaped frame and the protection pad.

[0009] Preferably, protective soft pads are installed on the top and bottom ends of one side of the protective frame, the protective soft pads are symmetrically distributed about the central axis of the protective frame, and a sticky connection is formed between the protective soft pads and the protective frame.

[0010] Preferably, a square strip is fixed inside the connecting plate, a filter frame is installed on one side of the square strip, a magnetic strip is installed between the square strip and the filter frame, and a chip removal hole is installed at the bottom end of the connecting plate.

[0011] Preferably, the magnetic strips are symmetrically distributed about the central axis of the filter frame plate, one side of the magnetic strips is bonded and fixed to one side of the square strip plate, and the other side of the magnetic strips forms magnetic adsorption with the frame of the filter frame plate.

[0012] Preferably, the outer wall of the air duct body is coated with a wear-resistant layer, a fire-resistant layer is fixed at the central position inside the air duct body, and flame-retardant belts are fixed at both ends of the fire-resistant layer.

[0013] Compared with the prior art, the utility model has the following beneficial effects: the wear-resistant fire-resistant air duct structure not only improves the partial protection capability of the air duct structure, but also improves the filtering capability and safety of the air duct structure;

[0014] (1) The connection and fixation of the left and right sides of the air duct body are completed by using a connecting plate, and then a telescopic rod is installed at the upper and lower positions of one side of the connecting plate. When the telescopic rod is working, the lateral position of the protection frame can be adjusted, and the inner wall of the protection frame is connected and installed with a U-shaped frame by a retaining spring. The U-shaped frame will eventually be located at the upper and lower positions of the air duct body. When in contact, a protective pad is used for contact protection. At this time, a protective cushion is used between the two protection frames for buffering protection, thereby reducing the collision problem between the protection frames. Therefore, the U-shaped frame and the retaining spring can be used to protect the outside of the air duct body, thereby achieving the purpose of protecting key positions and reducing the problem of the air duct body deflecting and falling;

[0015] (2) The connection and fixation of the left and right sides of the air duct body are completed by using the connection plate, and the connection plate is hollow in design. At this time, a square strip plate can be installed on the hollow inner wall, and the square strip plate is used to fix the magnetic strip. Then, after the filter frame plate is connected to the magnetic strip, the installation of the filter frame plate can be completed. Therefore, the suspended particles in the gas can be filtered during gas transportation, and it is also convenient to disassemble;

[0016] (3) By coating the wear-resistant layer on the outside of the air duct body, the wear-resistant layer can provide a certain degree of wear-resistant protection after coating, and then the fire-resistant layer is fixed on the inside of the air duct body to form an inner core state. The fire-resistant layer and the flame-retardant belt cooperate to achieve the purpose of fire resistance and flame retardancy, thereby improving the overall safety of the air duct body when it is actually used. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the side structure of the connecting plate of the utility model;

[0019] Figure 3 This is a side structural diagram of the protection frame of the utility model;

[0020] Figure 4 It is a schematic diagram of the cross-sectional structure of the air duct main body of the utility model.

[0021] In the figure: 1. connecting plate; 2. air duct body; 3. chip removal hole; 4. telescopic rod; 5. protective frame; 6. protective cushion; 7. square strip plate; 8. filter frame plate; 9. magnetic strip; 10. retaining spring; 11. U-shaped frame; 12. protective cushion; 13. wear-resistant layer; 14. fire-resistant layer; 15. flame retardant tape. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-4 The utility model provides an embodiment: a wear-resistant and fire-resistant air duct structure, including an air duct body 2, connecting plates 1 are installed on both sides of the air duct body 2, telescopic rods 4 are installed at positions near the top and bottom ends of one side of the connecting plate 1, a protective frame 5 is connected to one side of the telescopic rod 4, and a retaining spring 10 is installed at the top and bottom ends of the inner wall of the protective frame 5, one end of the retaining spring 10 is connected to a U-shaped frame 11, and a protective pad 12 is fixed to the inner wall of the U-shaped frame 11.

[0024] The telescopic rods 4 are symmetrically distributed about the horizontal center axis of the connecting plate 1 , and a telescopic connection is formed between the telescopic rods 4 and the protective frame 5 .

[0025] The protection frame 5 is symmetrically distributed about the central axis of the air duct body 2 , and the retaining springs 10 are evenly distributed on the top and bottom ends of the inner wall of the protection frame 5 .

[0026] The U-shaped frame 11 is symmetrically distributed about the central axis of the protection frame 5 , and an adhesive connection is formed between the U-shaped frame 11 and the protection pad 12 .

[0027] A protective cushion 6 is installed at the top and bottom of one side of the protective frame 5 . The protective cushion 6 is symmetrically distributed about the central axis of the protective frame 5 , and a sticky connection is formed between the protective cushion 6 and the protective frame 5 .

[0028] A square strip plate 7 is fixed inside the connecting plate 1 , a filter frame plate 8 is installed on one side of the square strip plate 7 , a magnetic strip 9 is installed between the square strip plate 7 and the filter frame plate 8 , and a chip removal hole 3 is installed at the bottom end of the connecting plate 1 .

[0029] The magnetic strips 9 are symmetrically distributed about the central axis of the filter frame plate 8, one side of the magnetic strips 9 is bonded and fixed to one side of the square strip plate 7, and the other side of the magnetic strips 9 forms magnetic adsorption with the frame of the filter frame plate 8.

[0030] The outer wall of the air duct body 2 is coated with a wear-resistant layer 13, a fire-resistant layer 14 is fixed at the center of the air duct body 2, and flame-retardant tapes 15 are fixed at both ends of the fire-resistant layer 14;

[0031] Further, the refractory layer 14 may be made of refractory materials, mainly inorganic non-metallic materials;

[0032] The filter frame 8 is further composed of a frame and the filter itself. One side of the magnetic strip 9 is glued and fixed to the position of the square strip 7. When the filter frame 8 is installed, the frame and the magnetic strip 9 are in contact to form an adsorption connection.

[0033] Working principle: First, the wear-resistant layer 13 is coated on the outside of the air duct body 2, and the fire-resistant layer 14 is fixed on the inside of the air duct body 2 to form an inner core state. The fire-resistant layer 14 and the flame retardant tape 15 work together, and the connection plate 1 is used to complete the connection and fixation of the left and right sides of the air duct body 2. The connecting plate 1 is hollow in design. At this time, the square strip plate 7 can be installed at the hollow inner wall, and the square strip plate 7 is used to fix the magnetic strip 9. Then, after the filter frame plate 8 is connected to the magnetic strip 9, the installation of the filter frame plate 8 can be completed. During gas transportation, suspended particles can be filtered through the filter frame plate 8, and the generated waste residue is discharged from the position of the chip discharge hole 3, and it is hoisted and installed at the position of the connecting plate 1. After the installation, the telescopic rod 4 is started to adjust the lateral position of the protective frame 5. After the protective frame 5 reaches the key protection position, the U-shaped frame 11 and the retaining spring 10 are used to protect the outside of the air duct body 2.

[0034] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

Claims

1. A wear-resistant and fire-resistant air duct structure, comprising an air duct body (2), Features: Connecting plates (1) are installed on both sides of the air duct body (2); telescopic rods (4) are installed at positions near the top and bottom of one side of the connecting plate (1); one side of the telescopic rod (4) is connected to a protective frame (5); the top and bottom ends of the inner wall of the protective frame (5) are installed with retaining springs (10); one end of the retaining spring (10) is connected to a U-shaped frame (11); and a protective pad (12) is fixed to the inner wall of the U-shaped frame (11).

2. A wear-resistant fire-resistant air duct structure according to claim 1, Features: The telescopic rods (4) are symmetrically distributed about the horizontal central axis of the connecting plate (1), and a telescopic connection is formed between the telescopic rods (4) and the protective frame (5).

3. A wear-resistant fire-resistant air duct structure according to claim 1, Features: The protection frame (5) is symmetrically distributed about the central axis of the air duct body (2), and the retaining spring (10) is evenly distributed at the top and bottom ends of the inner wall of the protection frame (5).

4. A wear-resistant fire-resistant air duct structure according to claim 1, Features: The U-shaped frame (11) is symmetrically distributed about the central axis of the protection frame (5), and an adhesive connection is formed between the U-shaped frame (11) and the protection pad (12).

5. A wear-resistant fire-resistant air duct structure according to claim 1, Features: A protective soft pad (6) is installed at the top and bottom of one side of the protective frame (5); the protective soft pad (6) is symmetrically distributed about the central axis of the protective frame (5); and a sticky connection is formed between the protective soft pad (6) and the protective frame (5).

6. A wear-resistant fire-resistant air duct structure according to claim 1, Features: A square strip plate (7) is fixed inside the connecting plate (1), a filter frame plate (8) is installed on one side of the square strip plate (7), a magnetic attraction strip (9) is installed between the square strip plate (7) and the filter frame plate (8), and a chip removal hole (3) is installed at the bottom end of the connecting plate (1).

7. A wear-resistant fire-resistant air duct structure according to claim 6, Features: The magnetic strips (9) are symmetrically distributed about the central axis of the filter frame plate (8), one side of the magnetic strips (9) is bonded and fixed to one side of the square strip plate (7), and the other side of the magnetic strips (9) forms magnetic adsorption with the frame of the filter frame plate (8).

8. A wear-resistant fire-resistant air duct structure according to claim 1, Features: The outer wall of the air duct body (2) is coated with a wear-resistant layer (13), a fire-resistant layer (14) is fixed at the central position inside the air duct body (2), and flame-retardant belts (15) are fixed at both ends of the fire-resistant layer (14).

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