CN217539719U - Switching device of pipeline air door - Google Patents
Switching device of pipeline air door Download PDFInfo
- Publication number
- CN217539719U CN217539719U CN202222103998.0U CN202222103998U CN217539719U CN 217539719 U CN217539719 U CN 217539719U CN 202222103998 U CN202222103998 U CN 202222103998U CN 217539719 U CN217539719 U CN 217539719U
- Authority
- CN
- China
- Prior art keywords
- pipeline
- ventilation
- ring
- wall
- opening
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Air-Flow Control Members (AREA)
Abstract
The application discloses a switching device of a pipeline air door, which comprises a pipeline, a ventilation ring and a driving device; an air outlet is formed in the side wall of the pipeline; the ventilation ring is of an annular structure, a ventilation opening is formed in the annular surface of the ventilation ring, the ventilation ring is rotatably installed in the pipeline, the width of the ventilation ring is larger than that of the air outlet, the width of the ventilation opening is smaller than that of the air outlet, and central angles corresponding to the air outlet and the ventilation opening are smaller than 180 degrees; the driving device is arranged outside the pipeline, the power output end of the driving device is connected to the ventilation ring, and the driving device drives the ventilation ring to rotate in the pipeline. The problem that switching device among the prior art need occupy the outside more space of pipeline has been solved in this application.
Description
Technical Field
This application ventilation unit technical field, concretely relates to switching device of pipeline air door.
Background
The switch device of the pipeline air door is a device which is arranged on a pipeline and used for adjusting the air quantity of the pipeline, and is a ventilation device. The opening and closing device of the air door arranged on the side wall of the pipeline can guide the wind in the pipeline into the set space through the opening and closing device. The traditional switch device is a section of ventilation pipe arranged on the side wall of the pipeline, blades capable of rotating are arranged in the ventilation pipe, and the size of the air volume output by the ventilation pipe is adjusted by adjusting the angles of the blades. Traditional switching device need set up the ventilation pipe and the blade in it just can realize the purpose of ventilation, consequently, traditional switching device need occupy the outside more space of pipeline, under the limited condition of installation space, traditional switching device can only install through reducing the volume, so not only influenced normal ventilation, still have the problem that the installation is complicated simultaneously, consequently traditional switching device can not satisfy the demand of current pipeline ventilation.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides a switching device of pipeline air door, has solved the switching device among the prior art and need occupy the outside more space's of pipeline problem.
In order to achieve the above object, an embodiment of the present invention provides a switching device for a duct damper, including a duct, a ventilation ring, and a driving device;
an air outlet is formed in the side wall of the pipeline;
the ventilation ring is of an annular structure, a ventilation opening is formed in the annular surface of the ventilation ring, the ventilation ring is rotatably installed in the pipeline, the width of the ventilation ring is larger than that of the air outlet, the width of the ventilation opening is smaller than that of the air outlet, and central angles corresponding to the air outlet and the ventilation opening are smaller than 180 degrees;
the driving device is arranged outside the pipeline, the power output end of the driving device is connected to the ventilation ring, and the driving device drives the ventilation ring to rotate in the pipeline.
In a possible implementation manner, two ends of the ventilation ring are coaxially provided with rotating rings of annular structures, and the rotating rings are rotatably installed in annular sliding grooves in the inner wall of the pipeline.
In a possible implementation manner, a fixing ring is arranged in the pipeline, and the outer wall of the fixing ring is connected to the inner wall of the pipeline;
the outer wall of the fixing ring is provided with an annular groove body, and the annular groove body and the inner wall of the pipeline form the annular sliding groove.
In one possible implementation manner, an annular mounting groove is formed in the circumferential direction of the ventilation ring, and a plurality of teeth are uniformly distributed in the circumferential direction of the annular mounting groove;
the driving device comprises a transmission gear, a reduction gear set and a driving motor which are all arranged on the outer wall of the pipeline;
the output shaft of the driving motor is connected to the input shaft of the reduction gear set, the output shaft of the reduction gear set is connected to the rotating shaft of the transmission gear, and the transmission gear is meshed with the teeth.
In a possible implementation manner, a rotary encoder is installed on a rotating shaft of the transmission gear.
In one possible implementation, a rotary seal is provided between the outer wall of the rotating ring and the inner wall of the pipe.
In one possible implementation, the ventilation ring is provided with a filter screen at the ventilation opening.
In a possible implementation manner, the outer walls of the ventilation ring at the two ends of the ventilation opening are provided with sealing strips, and the sealing strips are used for being matched with the inner wall of the pipeline.
The embodiment of the utility model provides an in one or more technical scheme, following technological effect or advantage have at least:
the embodiment of the utility model provides a switching device of pipeline air door, the device when not needing the ventilation, through drive arrangement drive ventilation ring at the pipeline internal rotation, make the vent be close to the lateral wall setting of pipeline, air outlet and ventilation ring do not set up the lateral wall coincidence of vent this moment, and the central angle that air outlet and vent correspond all is less than 180 degrees for the ventilation ring is with the air outlet shutoff, and the air outlet can't ventilate. When the device needs the ventilation, through drive arrangement drive ventilation ring at the pipeline internal rotation, make vent and air outlet coincidence, through the size that changes vent and air outlet coincidence area, can make the air outlet form different air volumes, and then realize the purpose of ventilation, the utility model discloses a switching device of pipeline air door installs in the inside of pipeline, and ventilation ring partly can regard as the lateral wall of pipeline, and another part is used for ventilating, therefore this switching device can adapt to the limited condition of installation space, the utility model discloses a device simple structure, the installation is simple, and the practicality is strong, convenient to popularize and use.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings used in the description of the embodiments will be briefly described below. It is obvious that the drawings in the following description are only some of the embodiments described in the present application, and that other drawings can be derived from these drawings by a person skilled in the art without inventive effort.
Fig. 1 is an external structural schematic diagram of a switching device of a duct damper according to an embodiment of the present invention.
Fig. 2 is a schematic diagram of an internal structure of a switching device of a duct damper according to an embodiment of the present invention.
Fig. 3 is a schematic diagram of a closed state of a switching device of a duct damper according to an embodiment of the present invention.
Fig. 4 isbase:Sub>A sectional viewbase:Sub>A-base:Sub>A of fig. 3.
Reference numerals: 1-a pipeline; 2-a ventilation ring; 3-a drive device; 4, air outlet; 5-a vent; 6-rotating the ring; 7-an annular chute; 8-fixing the ring; 9-an annular groove body; 10-an annular mounting groove; 11-teeth; 12-a transmission gear; 13-a reduction gear set; 14-a drive motor; 15-rotating and sealing; 16-a filter screen; 17-sealing strip.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the embodiments of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. The terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 1 to 4, an embodiment of the present invention provides a switching device for a duct damper, which includes a duct 1, a ventilation ring 2, and a driving device 3.
The side wall of the pipeline 1 is provided with an air outlet 4.
The ventilation ring 2 is of an annular structure, a ventilation opening 5 is formed in the annular surface of the ventilation ring 2, the ventilation ring 2 is rotatably installed in the pipeline 1, the width of the ventilation ring 2 is larger than that of the air outlet 4, the width of the ventilation opening 5 is smaller than that of the air outlet 4, and the central angles corresponding to the air outlet 4 and the ventilation opening 5 are smaller than 180 degrees.
Drive arrangement 3 sets up outside pipeline 1, and drive arrangement 3's power take off end connects in ventilation ring 2, and drive arrangement 3 drive ventilation ring 2 is at pipeline 1 internal rotation.
It should be noted that the width of the ventilation ring 2 is greater than the width of the air outlet 4, and the width of the ventilation opening 5 is less than the width of the air outlet 4, so that the wind can be led out through the ventilation opening 5 and the air outlet 4 in sequence, the two sides of the ventilation ring 2 are close to the inner wall of the pipeline 1, a structure for sealing is convenient to set, and the wind is not easy to pass through a gap between the ventilation ring 2 and the side wall of the pipeline 1.
When the device does not need ventilation, drive ventilation ring 2 through drive arrangement 3 and rotate in pipeline 1, make vent 5 be close to the lateral wall setting of pipeline 1, the lateral wall coincidence that air outlet 4 and ventilation ring 2 did not set up vent 5 this moment, and the central angle that air outlet 4 and vent 5 correspond all is less than 180 degrees for ventilation ring 2 blocks up air outlet 4, and air outlet 4 can't ventilate, as shown in fig. 3, fig. 4. When the device needs ventilation, the driving device 3 drives the ventilation ring 2 to rotate in the pipeline 1, so that the ventilation opening 5 and the air outlet 4 are overlapped, as shown in fig. 1. Through the size that changes vent 5 and air outlet 4 coincidence area, can make air outlet 4 form different air volumes, and then realize the purpose of ventilation, the utility model discloses a switching device of pipeline air door installs in pipeline 1's inside, and 2 some can regard as pipeline 1's lateral wall of ventilation ring, and another part is used for ventilating, therefore this switching device can adapt to the limited condition in installation space, the utility model discloses a device simple structure, the installation is simple, and the practicality is strong, convenient to popularize and use.
In this embodiment, the two ends of the ventilation ring 2 are coaxially provided with the rotating rings 6 of the annular structure, and the rotating rings 6 are rotatably installed in the annular sliding grooves 7 on the inner wall of the pipeline 1.
It should be noted that the ventilation ring 2 is rotatably connected with the pipeline 1 through a rotating ring 6, and balls or a lubricating copper plate for reducing friction force can be arranged between the rotating ring 6 and the inner wall of the pipeline 1.
In this embodiment, be provided with solid fixed ring 8 in pipeline 1, gu fixed ring 8's outer wall is connected in pipeline 1's inner wall.
The outer wall of the fixing ring 8 is provided with an annular groove body 9, and the annular groove body 9 and the inner wall of the pipeline 1 form an annular sliding chute 7.
It should be noted that, when installing the ventilation ring 2, the ventilation ring 2 is placed at a set position in the pipeline 1, and then the fixing ring 8 is installed, so that the ventilation ring 2 is rotatably installed in the pipeline 1, and the fixing ring 8 is arranged to facilitate the installation and disassembly of the switch device.
In this embodiment, a smooth transition structure is provided between the inner wall of the fixing ring 8 and the inner wall of the pipeline 1.
The smooth transition structure can reduce wind resistance.
In this embodiment, the circumferential direction of the ventilation ring 2 is provided with an annular mounting groove 10, and a plurality of teeth 11 are uniformly distributed in the circumferential direction of the annular mounting groove 10.
The driving device 3 comprises a transmission gear 12, a reduction gear set 13 and a driving motor 14 which are all arranged on the outer wall of the pipeline 1.
An output shaft of the driving motor 14 is connected to an input shaft of the reduction gear set 13, an output shaft of the reduction gear set 13 is connected to a rotating shaft of the transmission gear 12, and the transmission gear 12 is meshed with the teeth 11.
It should be noted that the teeth 11 are disposed in the annular mounting groove 10, so that the teeth 11 do not block when doing circular motion, and installation of the sealing structure of the device is not affected. The reduction gear set 13 can realize the speed reduction function of the motor rotation speed, and further control the angle of the ventilation ring 2 better.
The driving motor 14 drives the transmission gear 12 to rotate through the reduction gear set 13, and the transmission gear 12 drives the ventilation ring 2 to rotate through the teeth 11, so that the ventilation quantity is adjusted.
In this embodiment, a rotary encoder is mounted on the rotating shaft of the transmission gear 12.
It should be noted that, the rotary encoder is used for monitoring the turned angle of the transmission gear 12, and then can calculate the turned angle of the ventilation ring 2, thereby can realize the accurate regulation of the ventilation volume.
In this embodiment, a rotary seal 15 is provided between the outer wall of the rotating ring 6 and the inner wall of the pipe 1.
It should be noted that the rotary seal 15 can improve the sealing ability of the ventilation ring 2, and thus when ventilation is not required, wind does not pass through both sides of the air outlet 4.
In this embodiment, the ventilation ring 2 is provided with a filter screen 16 at the ventilation opening 5.
It should be noted that the filter screen 16 is preferably made of stainless steel, and has a certain structural strength, and the filter screen 16 can prevent impurities from entering the pipeline 1.
In this embodiment, the outer walls of the ventilation ring 2 at the two ends of the ventilation opening 5 are provided with sealing strips 17, and the sealing strips 17 are used for matching with the inner wall of the pipeline 1.
The sealing strips can prevent wind from passing through two ends of the ventilation opening arranged on the ventilation ring, and the sealing strips and the rotary seal enable the circumferential direction of the ventilation opening to have sealing performance, so that the sealing performance is further improved.
In the present embodiment, it is apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, but can be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (8)
1. A switching device of a pipeline air door is characterized in that: comprises a pipeline (1), a ventilation ring (2) and a driving device (3);
an air outlet (4) is formed in the side wall of the pipeline (1);
the ventilating ring (2) is of an annular structure, a ventilation opening (5) is formed in the annular surface of the ventilating ring (2), the ventilating ring (2) is rotatably installed in the pipeline (1), the width of the ventilating ring (2) is larger than that of the air outlet (4), the width of the ventilation opening (5) is smaller than that of the air outlet (4), and central angles corresponding to the air outlet (4) and the ventilation opening (5) are smaller than 180 degrees;
drive arrangement (3) set up in outside pipeline (1), the power take off end of drive arrangement (3) connect in ventilation ring (2), drive arrangement (3) drive ventilation ring (2) are in pipeline (1) internal rotation.
2. The opening and closing apparatus for a duct damper according to claim 1, wherein: the ventilation device is characterized in that rotating rings (6) of an annular structure are coaxially arranged at two ends of the ventilation ring (2), and the rotating rings (6) are rotatably arranged in annular sliding grooves (7) in the inner wall of the pipeline (1).
3. The opening and closing apparatus for a duct damper according to claim 2, wherein: a fixing ring (8) is arranged in the pipeline (1), and the outer wall of the fixing ring (8) is connected to the inner wall of the pipeline (1);
the outer wall of the fixing ring (8) is provided with an annular groove body (9), and the annular groove body (9) and the inner wall of the pipeline (1) form the annular sliding groove (7).
4. The opening and closing device for a duct damper according to claim 1, wherein: an annular mounting groove (10) is formed in the circumferential direction of the ventilation ring (2), and a plurality of teeth (11) are uniformly distributed in the circumferential direction of the annular mounting groove (10);
the driving device (3) comprises a transmission gear (12), a reduction gear set (13) and a driving motor (14) which are all arranged on the outer wall of the pipeline (1);
an output shaft of the driving motor (14) is connected to an input shaft of the reduction gear set (13), an output shaft of the reduction gear set (13) is connected to a rotating shaft of the transmission gear (12), and the transmission gear (12) is meshed with the teeth (11).
5. The opening and closing apparatus of a duct damper according to claim 4, wherein: and a rotary encoder is arranged on a rotating shaft of the transmission gear (12).
6. The opening and closing apparatus of a duct damper according to claim 3, wherein: and a rotary seal (15) is arranged between the outer wall of the rotating ring (6) and the inner wall of the pipeline (1).
7. The opening and closing apparatus for a duct damper according to claim 1, wherein: the ventilation ring (2) is provided with a filter screen (16) at the ventilation opening (5).
8. The opening and closing apparatus for a duct damper according to claim 1, wherein: the ventilation ring (2) is arranged on the outer walls of the two ends of the ventilation opening (5) and provided with sealing strips (17), and the sealing strips (17) are used for being matched with the inner wall of the pipeline (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222103998.0U CN217539719U (en) | 2022-08-11 | 2022-08-11 | Switching device of pipeline air door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222103998.0U CN217539719U (en) | 2022-08-11 | 2022-08-11 | Switching device of pipeline air door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217539719U true CN217539719U (en) | 2022-10-04 |
Family
ID=83423564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222103998.0U Active CN217539719U (en) | 2022-08-11 | 2022-08-11 | Switching device of pipeline air door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217539719U (en) |
-
2022
- 2022-08-11 CN CN202222103998.0U patent/CN217539719U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN217539719U (en) | Switching device of pipeline air door | |
| CN210373772U (en) | Air conditioner indoor unit and air conditioner | |
| CN212028124U (en) | Fan bracket | |
| CN212511463U (en) | Fresh air module and air conditioner | |
| CN211995208U (en) | Electric automobile that water-proof effects is good fills electric pile | |
| CN102486326A (en) | Circulating air exchange fan system | |
| CN216507814U (en) | Automobile air conditioner air door structure | |
| CN216924548U (en) | Air duct machine | |
| CN209870012U (en) | Parking air conditioner external unit and parking air conditioner | |
| CN114738899A (en) | Ventilation equipment for intelligently selecting office building | |
| CN210461723U (en) | Electric regulating butterfly valve | |
| CN213395832U (en) | Rotary plate driving structure on VDV variable air duct air exchange device | |
| CN202617574U (en) | Air conditioner specially for equipment cabinet | |
| CN107726706B (en) | Air control device and refrigeration equipment | |
| CN213480546U (en) | Air duct switching device | |
| CN111197802A (en) | Induced air control structure and air conditioner | |
| CN220082249U (en) | Adjusting valve for rectangular ventilation and smoke exhaust pipeline | |
| CN111197799A (en) | Blade subassembly and air conditioner of induced air control structure | |
| CN219222733U (en) | Ventilating device | |
| CN216184547U (en) | Heat abstractor of new forms of energy fill electric pile | |
| CN211345476U (en) | Single-fan heater | |
| CN112797485B (en) | Air conditioner air-out subassembly and air conditioner | |
| CN218154748U (en) | High-efficient supply-air outlet that can be from variable amount of wind | |
| CN216112200U (en) | Fire control air pipe valve | |
| CN218001794U (en) | Adjustable air supply device for heating ventilation air conditioner |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |