Exhaust fan mounting structure

Abstract

The utility model discloses an exhaust fan installation structure which comprises an exhaust fan installation frame and an exhaust fan, cross rods are arranged at the upper position and the lower position in the exhaust fan installation frame, the two ends of each cross rod are arranged in U-shaped notches, and the U-shaped notches are formed in the end positions of the four corners of the exhaust fan installation frame. The exhaust fan is embedded in the exhaust fan mounting frame, and locking clamping grooves are formed in the four corners of the two sides of the exhaust fan. According to the exhaust fan fixing device, the exhaust fan is embedded in the exhaust fan mounting frame, the exhaust fan is fixed by screwing up the height adjusting bolt, adjusting the adjusting push block downwards, and enabling the locking clamping block to move outwards to be connected with the locking clamping groove in an embedded mode according to the special shape of the adjusting push block. By means of the installation mode, the operation steps are shortened, and the structure principle is simpler.

Description

Technical Field

[0001] The utility model relates to the field of exhaust fans, in particular to an exhaust fan installation structure. Background Art

[0002] Exhaust fans are a type of air conditioning appliance that uses a motor to drive the blades to rotate and drive the air flow, so that the indoor and outdoor air can be exchanged. They are also called ventilation fans. The purpose of exhausting air is to remove the dirty air in the room, adjust the temperature, humidity and sensory effect. Exhaust fans are widely used in homes and public places. Exhaust fans are suitable for workshops with high temperatures or odors, such as heat treatment plants, casting plants, plastic plants, aluminum profile plants, shoe factories, leather factories, electroplating plants, and various chemical plants. They are especially suitable for places that require cooling and a certain humidity. Such as cotton mills, wool mills, linen mills, weaving mills, chemical fiber mills, warp knitting mills, texturing mills, knitting mills, silk mills, sock mills and other textile mills.

[0003] There are still certain deficiencies in the use of the exhaust fan installation structure in the prior art. The traditional installation method is usually to use bolts to directly fix it to the wall. If a frame is used, the shell needs to be disassembled, and after the frame is installed, the shell is assembled. There are many installation steps and the process is cumbersome, which cannot meet the user's needs for quick installation. Utility Model Content

[0004] The purpose of the utility model is to provide an exhaust fan installation structure to solve the problem that the traditional installation method proposed in the above background technology is usually to use bolts to directly fix it to the wall. If a frame is used, the shell needs to be disassembled, and after the frame is installed, the shell is assembled again. There are many installation steps and the process is cumbersome, which cannot meet the user's needs for quick installation.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an exhaust fan mounting structure, comprising an exhaust fan mounting frame and an exhaust fan, cross bars are provided at upper and lower positions inside the exhaust fan mounting frame, both ends of the cross bars are provided inside a U-shaped notch, the U-shaped notch is provided at the end positions of the four corners of the exhaust fan mounting frame, the exhaust fan is inlaid and installed inside the exhaust fan mounting frame, locking slots are provided at the four corners on both sides of the exhaust fan, a locking block is provided on one side of the U-shaped notch on the inner side of the exhaust fan mounting frame, the upper part of the locking block is connected to the adjusting push block, and the adjusting push block is connected to the exhaust fan mounting frame by a height adjustment bolt, and a hidden groove is provided in the middle position of the inner side of the exhaust fan mounting frame.

[0006] In a further embodiment, the interior of the hidden groove is provided with mounting screw holes, and the number of the mounting screw holes is not less than three.

[0007] In a further embodiment, both ends of the cross bar are connected to the U-shaped notch by embedding, and the cross bar is fixedly connected to the front end of the exhaust fan mounting frame by fastening bolts and the adjustment hole.

[0008] In a further embodiment, the locking block is fixedly connected to the exhaust fan mounting frame via a reset spring, and the cross-section of the locking block is set to an equilateral triangle structure.

[0009] In a further embodiment, the adjusting push block is connected to the locking block by sliding, the cross section of the locking block is set to a square structure, and the cross section of the adjusting push block is set to a triangular structure.

[0010] In a further embodiment, an upper limit plate is provided between the top of the adjusting push block and the exhaust fan mounting frame, and the adjusting push block and the upper limit plate are connected by inlaying, a guide positioning block is provided below the locking block, and the inner side surface of the guide positioning block is set as a slope structure, and the slope of the guide positioning block is the same as the slope of the adjusting push block, and a lower limit plate is provided below the guide positioning block, and the lower limit plate and the guide positioning block are set as an integral structure.

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

[0012] 1. In the utility model, the exhaust fan is embedded and installed inside the exhaust fan installation frame, and the method of fixing the exhaust fan is to adjust the adjustment push block downward by tightening the height adjustment bolt, and according to the special shape of the adjustment push block, the locking block is moved outward and embedded in the locking slot to lock the installation position of the exhaust fan. This installation method not only shortens the operation steps, but also has a simpler structural principle and is easier for users to operate. It can meet the needs of users for quick installation. During the installation process, it also avoids damage to the exhaust fan housing and is more beautiful. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of an exhaust fan installation structure of the utility model;

[0014] Figure 2 It is a schematic diagram of the internal structure of the exhaust fan installation frame of the utility model;

[0015] Figure 3 It is a side view of the exhaust fan installation frame of the utility model;

[0016] Figure 4 It is a side view of the exhaust fan of the utility model;

[0017] Figure 5 It is a schematic diagram of the assembly structure of the exhaust fan installation frame and the exhaust fan of the utility model;

[0018] Figure 6 It is a schematic diagram of the contraction structure of the locking block of the utility model;

[0019] Figure 7 It is a schematic diagram of the extension structure of the locking block of the utility model.

[0020] In the figure: 1. Exhaust fan installation frame; 2. Exhaust fan; 3. Fastening bolts; 4. Adjustment holes; 5. Height adjustment bolts; 6. Crossbar; 7. Adjustment push block; 8. Reset spring; 9. Locking block; 10. U-shaped notch; 11. Hidden groove; 12. Mounting screw; 13. Locking slot; 14. Guide positioning block; 15. Upper limit plate; 16. Lower limit plate. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1-7 The utility model provides an embodiment: an exhaust fan installation structure, including an exhaust fan installation frame 1 and an exhaust fan 2, cross bars 6 are provided at the upper and lower positions inside the exhaust fan installation frame 1, both ends of the cross bar 6 are arranged inside the U-shaped notch 10, the U-shaped notch 10 is arranged at the end positions of the four corners of the exhaust fan installation frame 1, the two ends of the cross bar 6 are connected to the U-shaped notch 10 by inlaying, and the cross bar 6 is fixedly connected to the front end of the exhaust fan installation frame 1 by fastening bolts 3 and adjustment holes 4, and the fastening bolts 3 and the adjustment holes 4 are connected to fix the installation position of the cross bar 6. The exhaust fan 2 is embedded and installed inside the exhaust fan installation frame 1. The four corners on both sides of the exhaust fan 2 are provided with locking slots 13. The inner side of the exhaust fan installation frame 1 is located on one side of the U-shaped notch 10 and is provided with a locking block 9. The upper side of the locking block 9 is connected to the adjustment push block 7, and the adjustment push block 7 is connected to the exhaust fan installation frame 1 through the height adjustment bolt 5. A hidden groove 11 is provided in the middle position of the inner side of the exhaust fan installation frame 1; the exhaust fan 2 is installed and fixed by the exhaust fan installation frame 1, and the exhaust fan 2 is used to exhaust air. The U-shaped notch 10 is used to adjust the height of the exhaust fan 2. It is used to install the cross bar 6 so that the cross bar 6 has a certain adjustment space. The locking slot 13 is used to install the locking block 9 to fix the installation position of the exhaust fan 2. The adjusting push block 7 is used to move the position of the locking block 9 so that the locking block 9 can be telescopically adjusted. The height adjusting bolt 5 is used to adjust the height of the adjusting push block 7. The hidden groove 11 is used to hide the installation screw 12 for installation; the hidden groove 11 is provided with an installation screw 12 inside, and the number of the installation screw 12 is not less than three. The installation screw 12 is used to reserve the installation position of the bolt.

[0023] The locking block 9 is fixedly connected to the exhaust fan mounting frame 1 by a reset spring 8, and the cross section of the locking block 9 is set to an equilateral triangle structure, and the reset spring 8 is used to reset the position of the locking block 9 after contraction; the adjusting push block 7 is connected to the locking block 9 by sliding, and the cross section of the locking block 9 is set to a square structure, and the cross section of the adjusting push block 7 is set to a triangular structure, and the sliding connection facilitates the effortless movement of the adjusting push block 7; an upper limit plate 15 is provided at a position between the top of the adjusting push block 7 and the exhaust fan mounting frame 1, and the adjusting push block 7 and the upper limit plate 15 are connected by inlaying A guide positioning block 14 is provided below the locking block 9, and the inner side surface of the guide positioning block 14 is set to a slope structure, and the slope of the guide positioning block 14 is the same as the slope of the adjusting push block 7. A lower limit plate 16 is provided below the guide positioning block 14, and the lower limit plate 16 and the guide positioning block 14 are set as an integral structure. The upper limit plate 15 is used to limit and position the upward movement of the adjusting push block 7, and the lower limit plate 16 is used to limit and position the installation position of the guide positioning block 14, and the guide positioning block 14 is used to guide and position the downward movement of the adjusting push block 7.

[0024] Working principle: When in use, drill a hole at the required position on the wall to align the position of the wall hole with the position of the installation screw 12, then install the exhaust fan installation frame 1 on the wall, fix it with bolts, loosen the fastening bolts 3 to move the cross bar 6 upward to increase the internal installation space, then embed the exhaust fan 2 and install it inside, and move the cross bar 6 downward, fix it with the fastening bolts 3, tighten the height adjustment bolts 5 clockwise, adjust the adjustment push block 7 downward, push the locking block 9 outward through the adjustment push block 7, so that the locking block 9 is embedded in the locking slot 13, and the installation position of the exhaust fan 2 is locked.

[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 exhaust fan installation structure, comprising an exhaust fan installation frame (1) and an exhaust fan (2), characterized in that: The exhaust fan installation frame (1) is provided with cross bars (6) at upper and lower positions inside, and the two ends of the cross bars (6) are arranged inside the U-shaped notch (10), and the U-shaped notch (10) is arranged at the end positions of the four corners of the exhaust fan installation frame (1). The exhaust fan (2) is embedded and installed inside the exhaust fan installation frame (1), and the four corners on both sides of the exhaust fan (2) are provided with locking slots (13). The inner side of the exhaust fan installation frame (1) is located on one side of the U-shaped notch (10) and is provided with a locking block (9). The upper part of the locking block (9) is connected to the adjustment push block (7), and the adjustment push block (7) is connected to the exhaust fan installation frame (1) through a height adjustment bolt (5). A hidden groove (11) is provided in the middle position of the inner side of the exhaust fan installation frame (1).

2. The exhaust fan installation structure according to claim 1, characterized in that: The interior of the hidden groove (11) is provided with mounting screw holes (12), and the number of the mounting screw holes (12) is not less than three.

3. The exhaust fan installation structure according to claim 1, characterized in that: The two ends of the cross bar (6) are connected to the U-shaped notch (10) by embedding, and the cross bar (6) and the front end of the exhaust fan installation frame (1) are fixedly connected by fastening bolts (3) and adjustment holes (4).

4. The exhaust fan installation structure according to claim 1, characterized in that: The locking block (9) is fixedly connected to the exhaust fan installation frame (1) via a reset spring (8), and the cross section of the locking block (9) is configured as an equilateral triangle structure.

5. The exhaust fan installation structure according to claim 1, characterized in that: The adjusting push block (7) is connected to the locking block (9) by sliding, the cross section of the locking block (9) is set to a square structure, and the cross section of the adjusting push block (7) is set to a triangular structure.

6. The exhaust fan installation structure according to claim 1, characterized in that: An upper limit plate (15) is provided between the top of the adjusting push block (7) and the exhaust fan installation frame (1), and the adjusting push block (7) and the upper limit plate (15) are connected by embedding. A guide positioning block (14) is provided below the locking block (9), and the inner side surface of the guide positioning block (14) is set as an inclined surface structure, and the inclined surface of the guide positioning block (14) is the same as the inclined surface of the adjusting push block (7). A lower limit plate (16) is provided below the guide positioning block (14), and the lower limit plate (16) and the guide positioning block (14) are set as an integral structure.

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