CN220911637U - Air duct ventilation quantity adjusting device - Google Patents
Air duct ventilation quantity adjusting device Download PDFInfo
- Publication number
- CN220911637U CN220911637U CN202322490015.8U CN202322490015U CN220911637U CN 220911637 U CN220911637 U CN 220911637U CN 202322490015 U CN202322490015 U CN 202322490015U CN 220911637 U CN220911637 U CN 220911637U
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- China
- Prior art keywords
- plate body
- circular plate
- ventilation
- deflector rod
- rotary
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- 238000009423 ventilation Methods 0.000 title claims abstract description 64
- 239000006260 foam Substances 0.000 claims description 4
- 239000004809 Teflon Substances 0.000 claims description 3
- 229920006362 Teflon® Polymers 0.000 claims description 3
- 239000002390 adhesive tape Substances 0.000 claims description 3
- 238000004891 communication Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Air-Flow Control Members (AREA)
Abstract
The utility model discloses an air duct ventilation quantity adjusting device, which comprises a circular plate body, an annular surrounding wall fixedly arranged on the periphery of the circular plate body, at least one first ventilation hole arranged on the circular plate body, a rotary piece rotatably connected with the center of the circular plate body, a thread deflector rod fixedly arranged on the rotary piece and used for driving the rotary piece to rotate, and a lock nut sleeved on the thread deflector rod and in threaded connection with the thread deflector rod, wherein at least one second ventilation hole is arranged on the rotary piece at a position corresponding to the at least one first ventilation hole; the center of the circular plate body is vertically and fixedly provided with a rotating shaft, the center of the rotating plate body is provided with a shaft hole through which the rotating shaft can pass, the thread deflector rod is fixedly arranged at the non-center position of the rotating plate body, the position of the circular plate body corresponding to the thread deflector rod is provided with a strip-shaped arc hole through which the thread deflector rod can pass and rotate, and the lock nut can be used for locking the circular plate body and the rotating plate and limiting the rotation of the rotating plate.
Description
Technical Field
The utility model relates to an air duct ventilation quantity adjusting device.
Background
In the prior art, the ventilation quantity of the air pipe is controlled by adjusting the air brake, and the rotation direction of the wind shield of the air brake is opposite to the airflow flowing direction (the rotation structure of the wind shield is like that of a door leaf) in the prior art, so that the wind shield of the air brake is difficult to lock, when the large air quantity passes through, the air flow blows the wind shield to cause the adjusting device to be completely blown open or closed, thereby causing the air quantity to be invalid.
Disclosure of utility model
The utility model aims at the defects in the prior art and provides an air duct ventilation quantity adjusting device.
The technical scheme adopted for solving the technical problems is as follows: the air duct ventilation quantity adjusting device comprises a circular plate body, an annular surrounding wall fixedly arranged on the periphery of the circular plate body, at least one first ventilation hole arranged on the circular plate body, a rotary piece rotatably connected with the center of the circular plate body, a threaded deflector rod fixedly arranged on the rotary piece and used for driving the rotary piece to rotate, and a lock nut sleeved on the threaded deflector rod and in threaded connection with the threaded deflector rod, wherein at least one second ventilation hole is arranged on the rotary piece at a position corresponding to the at least one first ventilation hole;
The center of the circular plate body is vertically and fixedly provided with a rotating shaft, the center of the rotating plate body is provided with a shaft hole through which the rotating shaft can pass, the thread deflector rod is fixedly arranged at the non-center position of the rotating plate body, the position of the circular plate body corresponding to the thread deflector rod is provided with a strip-shaped arc hole through which the thread deflector rod can pass and rotate, and the lock nut can be used for locking the circular plate body and the rotating plate and limiting the rotation of the rotating plate.
In the ventilation quantity adjusting device of the air pipe, an annular gasket is arranged between the lock nut and the circular plate body in a cushioning mode, and the annular gasket is sleeved on the threaded deflector rod.
In the ventilation quantity adjusting device of the air pipe, the annular gasket is a Teflon gasket.
In the ventilation quantity adjusting device for the air pipe, the at least one first ventilation hole is four first ventilation holes, and the four first ventilation holes are arranged at equal intervals around the center of the circular plate body.
In the air duct ventilation quantity adjusting device, the at least one second ventilation hole is four second ventilation holes, and the four second ventilation holes are arranged at equal intervals around the center of the rotary piece.
In the ventilation quantity adjusting device for the air pipe, the lock nut is a butterfly nut.
In the ventilation quantity adjusting device of the air pipe, the annular enclosing wall comprises: the device comprises a first cylinder body fixedly connected with the periphery of the circular plate body, a conical cylinder fixedly connected with the second end of the first cylinder body, and a second cylinder body fixedly connected with the second end of the conical cylinder, wherein the first end of the conical cylinder is fixedly connected with the second end of the first cylinder body, and the diameter of the first end of the conical cylinder is larger than that of the second end of the conical cylinder.
In the ventilation quantity adjusting device of the air pipe, foam double faced adhesive tape is stuck on the outer side wall of the cone.
The ventilation quantity adjusting device for the air pipe has the following beneficial effects: when the air duct ventilation quantity adjusting device is used, a user can push the threaded deflector rod, the threaded deflector rod rotates in the arc-shaped hole and drives the rotary piece to rotate, the rotary piece rotates and drives the second ventilation hole to rotate, when the second ventilation hole is opposite to the first ventilation hole, the adjusting device can ventilate, the rotary piece continues to rotate, the size of the communication area of the first ventilation hole and the second ventilation hole can be adjusted, and ventilation quantity adjustment is achieved. When the rotary piece is rotated and adjusted to a proper position, the locking nut can be rotated, and the rotary piece and the circular plate body are locked through the locking nut, so that the rotary piece is fixed. After locking, the air flow flowing through the air pipe is perpendicular to the rotating piece, the air flow is difficult to push the rotating piece to rotate, the rotating piece can be easily fixed by locking the locking nut, and the adjusting device is prevented from being invalid.
Drawings
The utility model will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a schematic view of a first construction of an air duct ventilation regulator of the present utility model;
FIG. 2 is a schematic view of a second construction of the duct air volume adjustment device of the present utility model;
Fig. 3 is a schematic diagram of an assembled structure of the ventilation quantity adjusting device of the air duct of the present utility model.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the embodiments of the present utility model will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 3, in a first embodiment of the ventilation amount adjusting device for an air duct according to the present utility model, the adjusting device 10 includes a circular plate 11, an annular surrounding wall 12 fixedly disposed at the periphery of the circular plate 11, at least one first ventilation hole 13 disposed on the circular plate 11, a rotary plate 14 rotatably connected to the center of the circular plate 11, a threaded deflector rod 15 fixedly disposed on the rotary plate 14 for driving the rotary plate 14 to rotate, and a locking nut 16 sleeved on the threaded deflector rod 15 and screwed with the threaded deflector rod 15, wherein at least one second ventilation hole 17 is disposed on the rotary plate 14 at a position corresponding to the at least one first ventilation hole 13.
The center of the circular plate 11 is vertically and fixedly provided with a rotating shaft 18, the center of the rotating plate 14 is provided with a shaft hole through which the rotating shaft 18 can pass, the threaded deflector rod 15 is fixedly arranged at a non-center position of the rotating plate 14, a strip-shaped arc hole 19 through which the threaded deflector rod 15 can pass and rotate is arranged on the circular plate 11 corresponding to the threaded deflector rod 15, and the locking nut 16 can be used for locking the circular plate 11 and the rotating plate 14 and limiting the rotation of the rotating plate 14.
It will be appreciated that the first vent hole 13 and the second vent hole 17 are of comparable shape and size.
When the air duct ventilation quantity adjusting device 10 is used, a user can push the threaded deflector rod 15, the threaded deflector rod 15 rotates in the arc-shaped hole 19 and drives the rotary piece 14 to rotate, the rotary piece 14 rotates and drives the second ventilation hole 17 to rotate, when the second ventilation hole 17 is opposite to the first ventilation hole 13, the adjusting device 10 can ventilate, the rotary piece 14 continues to rotate, the communication area between the first ventilation hole 13 and the second ventilation hole 17 can be adjusted, and ventilation quantity adjustment is achieved. When the rotary piece 14 is rotationally adjusted to a proper position, the locking nut 16 can be rotated, and the rotary piece 14 is locked with the circular plate body 11 through the locking nut 16, so that the fixing of the rotary piece 14 is realized. After locking, the air flow flowing through the air pipe 30 is perpendicular to the rotating piece 14, the air flow is difficult to push the rotating piece 14 to rotate, and the rotating piece 14 can be easily fixed by means of locking the locking nut 16, so that the failure of the adjusting device 10 is prevented.
Further, in order to achieve a better locking effect, an annular gasket 20 is arranged between the locking nut 16 and the circular plate 11, and the annular gasket 20 is sleeved on the threaded deflector rod 15. Preferably, the annular gasket 20 is a Teflon gasket 20.
In this embodiment, the at least one first vent hole 13 is four first vent holes, and the four first vent holes are equally spaced around the center of the circular plate 11.
Similarly, the at least one second ventilation hole 17 is four second ventilation holes, and the four second ventilation holes are equally spaced around the center of the rotary plate 14.
To facilitate the user's rotational adjustment of tightness, the lock nut 16 is a wing nut.
Specifically, the annular surrounding wall 12 includes a first cylinder 21 fixedly connected to the periphery of the circular plate 11, a conical cylinder 22 fixedly connected to the second end of the first cylinder 21, and a second cylinder 23 fixedly connected to the second end of the conical cylinder 22, wherein the first end of the conical cylinder 22 is fixedly connected to the second end of the first cylinder 21, and the diameter of the first end of the conical cylinder 22 is larger than that of the second end of the conical cylinder 22.
To reduce noise, a foam double-sided tape 24 is attached to the outer wall of the cone 22. When the adjusting device 10 is arranged in the air pipe 30, the foam double faced adhesive tape 24 is used for playing a damping effect between the air pipe 30 and the adjusting device 10, and can play a role in noise reduction.
In addition, in the present utility model, unless explicitly specified and limited otherwise, the terms "connected," "stacked," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (8)
1. The air duct ventilation quantity adjusting device is characterized by comprising a circular plate body, an annular surrounding wall fixedly arranged on the periphery of the circular plate body, at least one first ventilation hole arranged on the circular plate body, a rotary piece rotatably connected with the center of the circular plate body, a thread deflector rod fixedly arranged on the rotary piece and used for driving the rotary piece to rotate, and a locking nut sleeved on the thread deflector rod and in threaded connection with the thread deflector rod, wherein at least one second ventilation hole is arranged on the rotary piece at a position corresponding to the at least one first ventilation hole;
The rotary plate comprises a rotary plate body, a screw thread deflector rod, a locking nut and a locking nut, wherein the rotary shaft is vertically fixed in the center of the circular plate body, a shaft hole through which the rotary shaft can pass is formed in the center of the rotary plate body, the screw thread deflector rod is fixedly arranged at the non-center position of the rotary plate body, a strip-shaped arc-shaped hole through which the screw thread deflector rod passes and rotates is formed in the position, corresponding to the screw thread deflector rod, of the circular plate body, and the locking nut can be used for locking the circular plate body and the rotary plate body and limiting the rotary plate body to rotate.
2. The ventilation quantity adjusting device of the air pipe according to claim 1, wherein an annular gasket is arranged between the locking nut and the circular plate body in a cushioning mode, and the annular gasket is sleeved on the threaded deflector rod.
3. The air duct ventilation amount adjustment device according to claim 2, wherein the annular gasket is a teflon gasket.
4. The ducted air ventilation adjustment device of claim 1, wherein the at least one first vent is four first vents disposed at equidistant intervals around the center of the circular plate body.
5. The air duct ventilation regulator of claim 4, wherein the at least one second ventilation aperture is four second ventilation apertures, the four second ventilation apertures being equally spaced around the center of the rotary blade.
6. The air duct ventilation amount adjusting device according to claim 1, wherein the lock nut is a wing nut.
7. The ducted air ventilation adjustment device of claim 1, wherein the annular enclosure wall comprises: the device comprises a first cylinder body fixedly connected with the periphery of the circular plate body, a conical cylinder fixedly connected with the second end of the first cylinder body, and a second cylinder body fixedly connected with the second end of the conical cylinder, wherein the first end of the conical cylinder is fixedly connected with the second end of the first cylinder body, and the diameter of the first end of the conical cylinder is larger than that of the second end of the conical cylinder.
8. The ventilation quantity adjusting device of the air pipe according to claim 7, wherein foam double faced adhesive tape is attached to the outer side wall of the conical cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322490015.8U CN220911637U (en) | 2023-09-13 | 2023-09-13 | Air duct ventilation quantity adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322490015.8U CN220911637U (en) | 2023-09-13 | 2023-09-13 | Air duct ventilation quantity adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220911637U true CN220911637U (en) | 2024-05-07 |
Family
ID=90910091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322490015.8U Active CN220911637U (en) | 2023-09-13 | 2023-09-13 | Air duct ventilation quantity adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220911637U (en) |
-
2023
- 2023-09-13 CN CN202322490015.8U patent/CN220911637U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |