Air port mounting structure for ventilation device

Abstract

The utility model provides a tuyere mounting structure for a ventilation device, which relates to the technical field of mounting structures, and comprises a mounting disc, a tuyere pipe is fixedly connected to one side of the mounting disc, a shell is arranged on one side of the mounting disc, a fan is arranged in the shell, and the fan is arranged in the shell. A supporting structure is arranged at the bottom end of the shell through an auxiliary structure and comprises an L-shaped plate, a screw is in threaded connection with one side of the inner wall of the L-shaped plate, a rectangular block is rotatably connected to the top end of the screw, a round rod is fixedly connected to the bottom end of the rectangular block, and the outer surface of the round rod slides on the inner wall of the L-shaped plate. By arranging the supporting structure, after the tuyere pipe is connected with the shell, the threaded rod is rotated to move upwards on the inner wall of the L-shaped plate, the top end of the rectangular block abuts against the bottom end of the tuyere pipe to support the lower portion of the tuyere pipe, and it is avoided as much as possible that the joint of the tuyere pipe and the shell is deformed and fractured to affect normal use when the ventilation device is used for a long time.

Description

Technical Field

[0001] The utility model relates to the technical field of installation structures, in particular to an air outlet installation structure for a ventilation device. Background Art

[0002] The ventilation device includes a shell with a built-in fan and an air outlet on the outside of the shell. The air outlet serves to connect the shell and the pipeline to ensure that the air flow is sealed and transported between the fan and the pipeline. During installation, one end of the pipeline is connected to the air outlet, and the ventilation device transports air to the pipeline output for ventilation.

[0003] When the ventilation device is installed on the wall, the connection between the pipe and the air outlet of the ventilation device is usually vertical. During long-term use, the top of the pipe and the connection between the air outlet and the ventilation device may become deflected and loose due to the gravity of the pipe, resulting in unstable connection, breakage and air leakage. Utility Model Content

[0004] The purpose of the utility model is to solve the problem that when a ventilation device is installed on a wall, the connection between the pipe and the air outlet of the ventilation device is usually vertical. During long-term use, the connection between the top of the pipe and the air outlet may become deflected and loose due to the gravity of the pipe, resulting in unstable connection, breakage and air leakage. A ventilation device air outlet installation structure is proposed to solve the problem that when the ventilation device is installed on the wall, the connection between the pipe top and the air outlet may become loose due to the gravity of the pipe, resulting in unstable connection, breakage and air leakage.

[0005] In order to achieve the above-mentioned purpose, the present invention adopts the following technical solutions: an air outlet mounting structure for a ventilation device, comprising a mounting plate, a plurality of mounting holes being opened on the outer surface of the mounting plate, an air outlet pipe being fixedly connected to one side of the mounting plate, a shell being provided on one side of the mounting plate, a fan being provided inside the shell, a supporting structure being provided at the bottom end of the shell with the aid of an auxiliary structure, the supporting structure comprising an L-shaped plate, a screw being threadedly connected to one side of the inner wall of the L-shaped plate, the top end of the screw being rotatably connected to a rectangular block, the bottom end of the rectangular block being fixedly connected to a round rod, and the outer surface of the round rod sliding on the inner wall of the L-shaped plate.

[0006] The effect achieved by the above components is: by setting a rectangular block, when installing the air outlet pipe, one side of the mounting plate is fitted against one side of the shell, and the mounting plate and the mounting holes on the outer surface of the shell are connected by bolts, and then the L-shaped plate is fixed to the bottom end of the shell through an auxiliary device, and the screw is rotated to move the screw upward on the inner wall of the L-shaped plate, and at the same time the round rod will slide on the inner wall of the L-shaped plate, and the top of the rectangular block will be pressed against the bottom end of the air outlet pipe to support the bottom of the air outlet pipe, so as to avoid deformation and fracture at the connection between the air outlet pipe and the shell when the ventilation device is used for a long time, affecting normal use.

[0007] Preferably, a retaining ring is fixedly connected to one side of the shell, and the inner diameter of the retaining ring is slightly larger than the outer diameter of the mounting plate.

[0008] The above components have the following effects: when the mounting plate is connected to the housing, the mounting plate can be clamped inside the retaining ring to facilitate installation at a calibrated position and further seal the connection between the mounting plate and the housing.

[0009] Preferably, positioning blocks are fixedly connected to both sides of the rectangular block, and one side of the two positioning blocks slides on both sides of the L-shaped plate.

[0010] The effect achieved by the above components is: when the screw is rotated to control the movement of the rectangular block, one side of the two positioning blocks will slide on both sides of the L-shaped plate, further limiting the angle between the rectangular block and the L-shaped plate, and avoiding the angle of the rectangular block from deflecting as much as possible.

[0011] Preferably, the bottom end of the screw is fixedly connected to a cylindrical block, and the outer surface of the cylindrical block is fixedly connected to a plurality of protrusions.

[0012] The effect achieved by the above components is that by holding the protrusion on the outer surface of the cylindrical block and rotating the cylindrical block, the rotation of the screw can be controlled more conveniently without slipping of the hand.

[0013] Preferably, an inclined plate is fixedly connected to one side of the L-shaped plate, and both ends of the inclined plate are respectively fixedly connected to the sides of the L-shaped plate that are close to each other.

[0014] The effect achieved by the above components is that the outer surface shape of the L-shaped plate can be reinforced by arranging the inclined plate to avoid deformation of the L-shaped plate caused by stress at one end close to the rectangular block as much as possible.

[0015] Preferably, the auxiliary structure includes a rectangular rod, one side of which is fixedly connected to one end of the L-shaped plate, two through holes are provided on the outer surface of the rectangular rod, bolts are slidably inserted into the inner walls of the through holes, and two threaded holes are provided on one side of the bottom end of the shell, and the outer surface of the bolt is threadedly connected to the inner wall of the threaded hole.

[0016] The effect achieved by the above components is: one side of the rectangular rod is fitted to the bottom end of the shell and the through hole is aligned with the threaded hole, and then the bolt is inserted through the through hole into the threaded hole and the bolt is rotated so that the bolt is threadedly connected to the inner wall of the threaded hole. The rectangular rod and the support structure can be installed at the bottom end of the shell, and the bolt is rotated so that the bolt is disengaged from the inside of the threaded hole to facilitate the disassembly of the support structure.

[0017] Preferably, a positioning rod is fixedly connected to one side of the bottom end of the shell, and the positioning rod is located on one side of the two threaded holes.

[0018] The effects achieved by the above components are as follows: When connecting the rectangular rod to the housing, one side of the rectangular rod can be attached to one side of the positioning rod, facilitating the alignment of the through hole and the threaded hole on the outer surface of the rectangular rod.

[0019] Preferably, elastic ropes are fixedly connected to both sides of the rectangular rod, and one end of the elastic rope away from the rectangular rod is fixedly connected to one end of the bolt.

[0020] The effects achieved by the above components are as follows: When disassembling and assembling the support structure, the bolt can be temporarily fixed on one side of the rectangular rod through the elastic rope, facilitating the use of the bolt and avoiding the bolt from falling and getting lost.

[0021] Compared with the prior art, the advantages and positive effects of the present utility model are as follows:

[0022] In the present utility model, by providing a support structure, after connecting the air duct to the housing, rotate the screw rod so that the screw rod moves upward along the inner wall of the L-shaped plate to abut the top end of the rectangular block against the bottom end of the air duct to support the lower part of the air duct, as much as possible to avoid deformation and fracture at the connection between the air duct and the housing during long-term use of the ventilation device, which affects normal use. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 is a three-dimensional structural schematic diagram of the present utility model;

[0024] Figure 2 is a three-dimensional structural schematic diagram of the housing of the present utility model;

[0025] Figure 3 is a three-dimensional structural schematic diagram of the positioning rod of the present utility model;

[0026] Figure 4 is a three-dimensional structural schematic diagram of the L-shaped plate of the present utility model.

[0027] Legend: 1. Housing; 2. Support structure; 3. Auxiliary structure; 4. Fan; 5. Mounting plate; 6. Air duct; 7. Retaining ring; 21. L-shaped plate; 22. Screw rod; 23. Round rod; 24. Rectangular block; 25. Positioning block; 26. Cylindrical block; 27. Inclined plate; 31. Rectangular rod; 32. Through hole; 33. Bolt; 34. Threaded hole; 35. Elastic rope; 36. Positioning rod. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0028] Example 1, as Figures 1-4As shown, a ventilation device air outlet mounting structure includes a mounting plate 5, the outer surface of the mounting plate 5 is provided with a plurality of mounting holes, one side of the mounting plate 5 is fixedly connected to an air outlet pipe 6, a shell 1 is provided on one side of the mounting plate 5, a fan 4 is provided inside the shell 1, and a support structure 2 is provided at the bottom end of the shell 1 with the aid of an auxiliary structure 3. The support structure 2 includes an L-shaped plate 21, a screw 22 is threadedly connected to one side of the inner wall of the L-shaped plate 21, the top end of the screw 22 is rotatably connected to a rectangular block 24, the bottom end of the rectangular block 24 is fixedly connected to a round rod 23, the outer surface of the round rod 23 slides on the inner wall of the L-shaped plate 21, and the air is blown through the round rod 23. A rectangular block 24 is set. When installing the air outlet pipe 6, one side of the mounting plate 5 is fitted against one side of the shell 1, and the mounting plate 5 and the mounting holes on the outer surface of the shell 1 are connected by means of bolts. Then, the L-shaped plate 21 is fixed to the bottom end of the shell 1 through an auxiliary device, and the screw 22 is rotated to move the screw 22 upward on the inner wall of the L-shaped plate 21. At the same time, the round rod 23 will slide on the inner wall of the L-shaped plate 21, and the top end of the rectangular block 24 is pressed against the bottom end of the air outlet pipe 6 to support the bottom of the air outlet pipe 6, so as to avoid deformation and fracture at the connection between the air outlet pipe 6 and the shell 1 when the ventilation device is used for a long time, affecting normal use.

[0029] Reference Figures 1-4 As shown, in this embodiment: a retaining ring 7 is fixedly connected to one side of the shell 1, and the inner diameter of the retaining ring 7 is slightly larger than the outer diameter of the mounting disk 5. When the mounting disk 5 is connected to the shell 1, the mounting disk 5 can be clamped inside the retaining ring 7 to facilitate the calibration position for installation and further seal the connection between the mounting disk 5 and the shell 1.

[0030] Reference Figures 1-4 The two ends of the inclined plate 27 are respectively fixedly connected to the side of the L-shaped plate 21 that is close to each other at both ends of the L-shaped plate 21. By providing the inclined plate 27, the outer surface shape of the L-shaped plate 21 can be reinforced to avoid the deformation of the end of the L-shaped plate 21 close to the rectangular block 24 as much as possible.

[0031] Reference Figure 1 、 Figure 3 and Figure 4As shown in the figure, in this embodiment: The auxiliary structure 3 includes a rectangular rod 31. One side of the rectangular rod 31 is fixedly connected to one end of the L-shaped plate 21. Two through holes 32 are formed on the outer surface of the rectangular rod 31. A bolt 33 is slidably inserted into the inner wall of the through hole 32. Two threaded holes 34 are formed on one side of the bottom end of the housing 1. The outer surface of the bolt 33 is threadedly connected to the inner wall of the threaded hole 34. When one side of the rectangular rod 31 is attached to the bottom end of the housing 1 and the through hole 32 is aligned with the threaded hole 34, then the bolt 33 is inserted through the through hole 32 and into the threaded hole 34 and the bolt 33 is rotated so that the bolt 33 is threadedly connected to the inner wall of the threaded hole 34, the rectangular rod 31 and the support structure 2 can be installed at the bottom end of the housing 1. Rotating the bolt 33 to disengage the bolt 33 from the inside of the threaded hole 34 facilitates the disassembly of the support structure 2.

[0032] Referring to Figure 1 , Figure 3 and Figure 4 As shown in the figure, in this embodiment: A positioning rod 36 is fixedly connected to one side of the bottom end of the housing 1. The positioning rod 36 is located on one side of the two threaded holes 34. When connecting the rectangular rod 31 to the housing 1, one side of the rectangular rod 31 can be attached to one side of the positioning rod 36, which is convenient for aligning the through hole 32 on the outer surface of the rectangular rod 31 with the threaded hole 34. Elastic ropes 35 are fixedly connected to both sides of the rectangular rod 31. One end of the elastic rope 35 far from the rectangular rod 31 is fixedly connected to one end of the bolt 33. When disassembling and assembling the support structure 2, the bolt 33 can be temporarily fixed on one side of the rectangular rod 31 through the elastic rope 35, which is convenient for taking the bolt 33 for use and preventing the bolt 33 from falling and getting lost.

[0033] Working principle: When connecting the air outlet pipe 6 to the ventilation device, first, the mounting plate 5 at one end of the air outlet pipe 6 is stuck inside the retaining ring 7 on the outer surface of the housing 1, and tools such as stud bolts are used to connect the mounting plate 5 to the housing 1 to connect the air outlet pipe 6 to the housing 1. Subsequently, the rectangular rod 31 is attached to one side of the bottom end of the housing 1, so that one side of the rectangular rod 31 is attached to one side of the positioning rod 36. The bolts 33 fixed at both ends of the rectangular rod 31 through the elastic ropes 35 are inserted through the through holes 32 and into the threaded holes 34. The bolt 33 is rotated so that the bolt 33 is threadedly connected to the inner wall of the threaded hole 34 to fix the rectangular rod 31 and the support structure 2 below the housing 1. Subsequently, the cylindrical block 26 can be held at the protrusion on the outer surface of the cylindrical block 26 and rotated to control the rotation of the screw rod 22, so that the screw rod 22 and the round rod 23 move upward on the inner wall of the L-shaped plate 21 to adjust the height position of the rectangular block 24. The top end of the rectangular block 24 is abutted against the bottom end of the air outlet pipe 6 to support the lower part of the air outlet pipe 6.

Claims

1. An air outlet installation structure for a ventilation device, comprising an installation disc (5), characterized in that: A plurality of mounting holes are formed in the outer surface of the mounting plate (5). One side of the mounting plate (5) is fixedly connected to an air duct (6). One side of the mounting plate (5) is provided with a housing (1). A fan (4) is arranged inside the housing (1). The bottom end of the housing (1) is provided with a support structure (2) by means of an auxiliary structure (3). The support structure (2) includes an L-shaped plate (21). One side of the inner wall of the L-shaped plate (21) is threadedly connected to a screw rod (22). The top end of the screw rod (22) is rotatably connected to a rectangular block (24). The bottom end of the rectangular block (24) is fixedly connected to a round rod (23). The outer surface of the round rod (23) slides on the inner wall of the L-shaped plate (21).

2. The air outlet installation structure for a ventilation device according to claim 1, characterized in that: One side of the housing (1) is fixedly connected to a retaining ring (7). The inner diameter of the retaining ring (7) is larger than the outer diameter of the mounting plate (5).

3. The air outlet installation structure for a ventilation device according to claim 2, characterized in that: Positioning blocks (25) are respectively fixedly connected to both sides of the rectangular block (24). One side of the two positioning blocks (25) slides on both sides of the L-shaped plate (21).

4. The air outlet installation structure for a ventilation device according to claim 3, characterized in that: The bottom end of the screw rod (22) is fixedly connected to a cylindrical block (26). A plurality of protrusions are fixedly connected to the outer surface of the cylindrical block (26).

5. The air outlet installation structure for a ventilation device according to claim 4, characterized in that: One side of the L-shaped plate (21) is fixedly connected to an inclined plate (27). Both ends of the inclined plate (27) are fixedly connected to the sides of the two ends of the L-shaped plate (21) close to each other.

6. The air outlet installation structure for a ventilation device according to claim 5, characterized in that: The auxiliary structure (3) includes a rectangular rod (31). One side of the rectangular rod (31) is fixedly connected to one end of the L-shaped plate (21). Two through holes (32) are formed in the outer surface of the rectangular rod (31). Bolts (33) are slidably inserted into the inner walls of the through holes (32). Two threaded holes (34) are formed in one side of the bottom end of the housing (1). The outer surfaces of the bolts (33) are threadedly connected to the inner walls of the threaded holes (34).

7. The air outlet installation structure for a ventilation device according to claim 6, characterized in that: One side of the bottom end of the housing (1) is fixedly connected to a positioning rod (36). The positioning rod (36) is located on one side of the two threaded holes (34).

8. The air outlet installation structure for a ventilation device according to claim 6, characterized in that: Elastic ropes (35) are fixedly connected to both sides of the rectangular rod (31). The ends of the elastic ropes (35) far from the rectangular rod (31) are fixedly connected to one ends of the bolts (33).

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