Axial flow fan mounting rack

Abstract

The utility model discloses an axial flow fan mounting rack which comprises a mounting rack main body, an assembling plate is arranged above the mounting rack main body, an inner seat plate and an outer seat plate are sequentially arranged at the rear end of the mounting rack main body, and mounting screw holes are formed in the outer ring position in the outer seat plate. A hollow opening is formed in the position, aligned with the mounting screw hole, of the interior of the inner base plate. The opening and closing angles of the adjustable supporting rods are adjusted through the angle adjusting knobs, the adjustable supporting rods can be adjusted to be opened and closed towards the two sides or the middle through the angle adjusting knobs, so that the supporting width of the mounting frame is adjusted, and the assembling plates are adjusted to be elongated or shortened in a sliding mode. The length of the mounting frame can be adjusted according to the size of the axial flow fan, the universality of the mounting frame is improved, the adjusting mode is simple, mounting and positioning are accurate, and the mounting frame has good flexibility and is easier to operate.

Description

Technical Field

[0001] The utility model relates to the relevant field of axial flow fans, in particular to an axial flow fan mounting frame. Background Art

[0002] Axial flow fan, also known as local ventilation fan, is a kind of fan commonly used in industrial and mining enterprises. However, unlike ordinary fans, its motor and fan blades are in a cylinder, and its appearance is a cylinder. It is used for local ventilation and is easy to install. It can be classified by material: steel fan, fiberglass fan, plastic fan, PP fan, PVC fan, magnesium alloy fan, aluminum fan, stainless steel fan, etc. It can be divided into explosion-proof fan, corrosion-proof fan, explosion-proof and corrosion-proof, special axial flow fan and other types according to its use. It can be divided into pipeline type, wall type, post type, fixed type, rainproof and dustproof type, mobile type, external motor type, etc. according to the use requirements. Axial flow fan has a wide range of uses, that is, the airflow in the same direction as the axis of the fan blade, such as electric fan and air conditioner outdoor unit fan are axial flow fans.

[0003] There are still certain deficiencies in the use of axial flow fan mounting frames in the prior art. The traditional installation method is time-consuming and labor-intensive. The size of the mounting frame is usually customized according to the size of the axial flow fan and cannot be adjusted according to the installation requirements of the axial flow fan, which brings certain inconveniences during the installation process. Utility Model Content

[0004] The purpose of the utility model is to provide an axial flow fan mounting bracket to solve the problem that the traditional installation method proposed in the above background technology is time-consuming and labor-intensive, and the size of the mounting bracket is usually customized according to the size of the axial flow fan and cannot be adjusted according to the installation requirements of the axial flow fan, which brings certain inconveniences during the installation process.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an axial flow fan mounting frame, comprising a mounting frame body, an assembly plate is provided above the mounting frame body, an inner seat plate and an outer seat plate are provided in sequence at the rear end of the mounting frame body, a mounting screw hole is provided at the outer ring position inside the outer seat plate, a hollow opening is provided at the position aligned with the mounting screw hole inside the inner seat plate, fixing ears are provided at both ends above the assembly plate, adjustable support rods are provided on both sides of the fixing ears, a fixed bottom plate is provided above the adjustable support rod, and an axial flow fan is provided above the fixed bottom plate.

[0006] In a further embodiment, the fixed base plate and the adjustable support rod are connected to the assembly mounting opening via an assembly mounting block, the assembly mounting block and the assembly mounting opening are fixedly connected via a first fixing bolt, and the cross-section of the assembly mounting opening is set to a U-shaped structure.

[0007] In a further embodiment, the lower end of the adjustable support rod is rotatably connected to the fixed ear via an angle adjustment knob, and the angle adjustment knob and the fixed ear are fixedly connected via a locking pin and a locking hole, and there are a total of sixteen locking holes.

[0008] In a further embodiment, a fixing rod is provided above the inside of the adjustable support rod, and the fixing rod is connected to the adjustable support rod by welding.

[0009] In a further embodiment, the assembly plate and the mounting frame body are slidably connected via a convex sliding block and a concave sliding groove, and both ends of the convex sliding block and the concave sliding groove are fixedly connected via fastening bolts.

[0010] In a further embodiment, the two sides of the inner seat plate are connected to the mounting frame body through a guard plate, and the guard plate and the mounting frame body are fixedly connected by a second fixing bolt, a triangular reinforcement plate is provided below the connection position between the mounting frame body and the inner seat plate, and the inner seat plate and the outer seat plate are connected through a connecting column.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The opening and closing angle of the adjustable support rod in the utility model is adjusted by an angle adjustment knob, and the adjustable support rod can be opened and closed to both sides or to the middle by the angle adjustment knob, so as to adjust the width of the mounting frame support, and the assembly plate is extended or shortened by sliding, so as to adjust the length of the mounting frame, which can be adjusted according to the size of the axial flow fan, thereby increasing the versatility of the mounting frame, and the adjustment method is simple, and the installation positioning is precise, so that the mounting frame has good flexibility and is easier to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a structural schematic diagram of an axial flow fan mounting frame of the utility model;

[0014] Figure 2 It is a side view of the main body of the mounting frame of the utility model;

[0015] Figure 3 This is a structural schematic diagram of a fixed bottom plate of the utility model;

[0016] Figure 4 This is a schematic diagram of the structure of the angle adjustment knob of the utility model;

[0017] Figure 5 It is the front view of the concave chute of the utility model.

[0018] In the figure: 1. Axial fan; 2. Fixed bottom plate; 3. Assembly inlay; 4. First fixing bolt; 5. Adjustable support rod; 6. Angle adjustment knob; 7. Inner seat plate; 8. Hollow mouth; 9. Mounting screw hole; 10. Triangular reinforcement plate; 11. Mounting frame body; 12. Guard plate; 13. Second fixing bolt; 14. Fastening bolt; 15. Assembly plate; 16. Fixing ear; 17. Fixing rod; 18. Outer seat plate; 19. Connecting column; 20. Assembly inlay block; 21. Locking pin; 22. Locking hole; 23. Convex slider; 24. Concave slide groove. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] See also Figure 1-5 The utility model provides an embodiment: an axial flow fan mounting frame, including a mounting frame body 11, an assembly plate 15 is arranged above the mounting frame body 11, an inner seat plate 7 and an outer seat plate 18 are arranged at the rear end of the mounting frame body 11, a mounting screw hole 9 is arranged at the outer ring position of the outer seat plate 18, a hollow opening 8 is arranged at the position where the inner seat plate 7 is aligned with the mounting screw hole 9, fixing ears 16 are arranged at both ends above the assembly plate 15, and adjustable support rods 5 are arranged on both sides of the fixing ears 16, a fixed bottom plate 2 is arranged above the adjustable support rod 5, and a fixing bottom plate 2 is arranged above the fixed bottom plate 2. An axial flow fan 1 is provided; an assembly plate 15 is used to combine and install an adjustable support rod 5 with a mounting frame body 11; an outer seat plate 18 is used to wall-mount the mounting frame body 11; an inner seat plate 7 is used to reinforce the mounting frame body 11 to increase the load-bearing capacity; a hollow opening 8 is used to facilitate the installation of bolts in mounting screw holes 9; a fixing ear 16 is used to locate the installation position of the adjustable support rod 5; the adjustable support rod 5 is used to install and support a fixed base plate 2; the fixed base plate 2 is used to fix the bottom of the axial flow fan 1 to increase the stability of the axial flow fan 1.

[0021] The fixed base plate 2 and the adjustable support rod 5 are connected with the assembly mounting opening 3 through the assembly mosaic block 20, and the assembly mosaic block 20 and the assembly mounting opening 3 are fixedly connected through the first fixing bolt 4, and the cross-section of the assembly mounting opening 3 is set to a U-shaped structure. The connection between the assembly mosaic block 20 and the assembly mounting opening 3 facilitates the assembly and fixation of the fixed base plate 2 and the adjustable support rod 5, and the first fixing bolt 4 is used to fix the assembly mosaic block 20 and the assembly mounting opening 3.

[0022] The lower end of the adjustable support rod 5 is rotatably connected to the fixed ear 16 through the angle adjustment knob 6, and the angle adjustment knob 6 is fixedly connected to the fixed ear 16 through the locking pin 21 and the locking hole 22, and the number of the locking holes 22 is 16, and the angle adjustment knob 6 is used to adjust the angle of the adjustable support rod 5 so that the adjustable support rod 5 can be opened to a desired width. A fixing rod 17 is provided above the inside of the adjustable support rod 5, and the fixing rod 17 is connected to the adjustable support rod 5 by welding, and the fixing rod 17 is used to increase the firmness of the adjustable support rod 5.

[0023] The assembly plate 15 is slidably connected to the mounting frame body 11 through the convex slider 23 and the concave slide groove 24, and the two ends of the convex slider 23 and the concave slide groove 24 are fixedly connected by the fastening bolts 14. The convex slider 23 facilitates the assembly plate 15 to be assembled in a sliding manner or the length of the mounting frame body 11 to be adjusted. The two sides of the inner seat plate 7 are connected to the mounting frame body 11 through the guard plate 12, and the guard plate 12 is fixedly connected to the mounting frame body 11 through the second fixing bolts 13. A triangular reinforcement sheet 10 is provided below the connection position between the mounting frame body 11 and the inner seat plate 7, and the inner seat plate 7 is connected to the outer seat plate 18 through the connecting column 19. The guard plate 12 is used to increase the firmness of the installation of the two sides of the inner seat plate 7 and the mounting frame body 11, and the triangular reinforcement sheet 10 is used to reinforce the bottom of the mounting frame body 11.

[0024] Working principle: When in use, fit the outer seat plate 18 against the wall, and install the bolts in the mounting screw holes 9 to fix it. According to the size of the axial flow fan 1, adjust the adjustable support rod 5 outward or inward to the desired angle through the angle adjustment knob 6, fix the position of the adjustable support rod 5 through the locking pin 21 and the locking hole 22, and adjust the adjustable support rod 5 to the desired width. Connect the assembly mosaic block 20 with the assembly mosaic opening 3, install the fixed base plate 2, fix it with the first fixing bolt 4, assemble the assembly plate 15 above the mounting frame body 11 through the convex slider 23 and the concave slide groove 24, move it to the desired position, and fix it with the tightening bolt 14.

[0025] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. An axial flow fan mounting frame, comprising a mounting frame body (11), characterized in that: An assembly plate (15) is provided above the mounting frame body (11), and an inner seat plate (7) and an outer seat plate (18) are provided at the rear end of the mounting frame body (11) in sequence; a mounting screw hole (9) is provided at the outer ring position of the outer seat plate (18); a hollow opening (8) is provided at a position aligned with the mounting screw hole (9) inside the inner seat plate (7); fixing ears (16) are provided at both ends above the assembly plate (15), and adjustable support rods (5) are provided on both sides of the fixing ears (16); a fixed bottom plate (2) is provided above the adjustable support rod (5), and an axial flow fan (1) is provided above the fixed bottom plate (2).

2. The axial flow fan mounting frame according to claim 1, characterized in that: The fixed base plate (2) and the adjustable support rod (5) are connected to the assembly mounting opening (3) via an assembly mounting block (20); the assembly mounting block (20) and the assembly mounting opening (3) are fixedly connected via a first fixing bolt (4); and the cross-section of the assembly mounting opening (3) is set to a U-shaped structure.

3. The axial flow fan mounting frame according to claim 1, characterized in that: The lower end of the adjustable support rod (5) is rotatably connected to the fixed ear (16) via an angle adjustment knob (6); the angle adjustment knob (6) and the fixed ear (16) are fixedly connected via a locking pin (21) and a locking hole (22); and the number of the locking holes (22) is sixteen.

4. The axial flow fan mounting frame according to claim 1, characterized in that: A fixing rod (17) is provided above the inside of the adjustable support rod (5), and the fixing rod (17) and the adjustable support rod (5) are connected by welding.

5. The axial flow fan mounting frame according to claim 1, characterized in that: The assembly plate (15) and the mounting frame body (11) are slidably connected via a convex sliding block (23) and a concave sliding groove (24), and both ends of the convex sliding block (23) and the concave sliding groove (24) are fixedly connected via fastening bolts (14).

6. The axial flow fan mounting frame according to claim 1, characterized in that: Both sides of the inner seat plate (7) are connected to the mounting frame body (11) via a guard plate (12), and the guard plate (12) and the mounting frame body (11) are fixedly connected via a second fixing bolt (13), a triangular reinforcing plate (10) is provided below the connection position between the mounting frame body (11) and the inner seat plate (7), and the inner seat plate (7) and the outer seat plate (18) are connected via a connecting column (19).

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