Adjustable air outlet device and equipment applying the same

Abstract

This utility model discloses an adjustable air outlet device and its related applications. The adjustable air outlet device includes: a housing, comprising a first panel, a connecting panel, and a second panel connected in sequence, the first panel and the second panel being arranged opposite to each other, and at least one panel having an air vent; an adjustable bottom groove plate, one side of which is connected to a guide plate, and the other side of which is provided with at least one airflow positioning groove, one of which engages with the first panel; the guide plate and the second panel are spaced apart, forming an airflow channel between them. By using the adjustable bottom groove plate in conjunction with the housing, different airflow positioning grooves can be engaged with the first panel according to actual needs, thereby adjusting the width of the airflow channel formed between the guide plate and the second panel, thus achieving the function of airflow adjustment.

Description

Technical Field

[0001] This utility model relates to the field of air duct technology, and in particular to an adjustable air outlet device and equipment using the device. Background Technology

[0002] Some of the existing air inlets and outlets are located on the side wall of the roof. A carpenter sets up a template at the air inlet to create a box-shaped installation cavity with a certain depth, which is used to install the air inlet and outlet pipes in the box. However, it usually does not have the function of adjusting the air volume and is relatively complicated to install.

[0003] Chinese utility model patent application number CN202411513577.2 discloses a multi-mode energy-saving central air conditioning ventilation system, including a fresh air system and an exhaust system. The fresh air system includes a fresh air inlet duct, a fresh air pre-filter, a fresh air medium-efficiency filter, and a fresh air supply duct connected sequentially in the windward direction. The exhaust system includes an exhaust air inlet duct, an exhaust air pre-filter, an exhaust air medium-efficiency filter, an exhaust air collection box, and an exhaust air outlet duct connected sequentially in the windward direction. This central air conditioning ventilation system has low energy consumption and high thermal efficiency. However, this ventilation system is complex and relatively cumbersome to install.

[0004] Chinese utility model patent application number CN202410543707.0 discloses a central air conditioning vent with a filter assembly; it includes an air outlet baffle and a connecting shaft symmetrically rotatably connected to the air outlet baffle, with a synchronous belt symmetrically connected between the two connecting shafts; it prevents foreign objects from scattering when cleaning foreign objects on the rigid filter. However, this vent cannot adjust the airflow, making it inconvenient to use.

[0005] Therefore, improvements have been made to address the aforementioned issues. Utility Model Content

[0006] This invention aims to solve at least one of the technical problems existing in the prior art. To this end, this invention proposes an adjustable air outlet device, which can be implemented using a simple and effective installation process, thereby solving the technical problem that existing air outlet ducts lack airflow adjustment functionality.

[0007] This utility model also proposes a device having the above-mentioned adjustable air outlet device.

[0008] An adjustable air outlet device according to a first aspect embodiment of the present invention includes:

[0009] The housing includes a first panel, a connecting panel, and a second panel connected in sequence. The first panel and the second panel are arranged opposite to each other, and at least one panel has an air vent.

[0010] An adjustable bottom trough plate is provided, with a guide plate connected to one side of the adjustable bottom trough plate and at least one air volume positioning groove provided on the other side of the adjustable bottom trough plate. One of the air volume positioning grooves is engaged with the first panel. The guide plate and the second panel are spaced apart, and an air outlet channel is formed between the guide plate and the second panel.

[0011] The adjustable air outlet device and its application according to the embodiments of the present utility model have at least the following beneficial effects: by setting an adjustable bottom groove plate and matching it with the housing, different air volume positioning grooves can be engaged with the first panel according to actual needs, thereby adjusting the width of the air outlet channel formed between the guide plate and the second panel, thereby realizing the function of adjusting the air volume.

[0012] According to some embodiments of the present invention, the guide plate is smoothly connected to the adjustable bottom trough plate, and a guide plate reinforcing rib is connected to the side of the guide plate facing the adjustable bottom trough plate.

[0013] According to some embodiments of the present invention, a guide positioning rib is connected to the side of the first panel facing the inside of the housing.

[0014] According to some embodiments of the present invention, a sliding groove positioning rib is provided in the air volume positioning groove to match the guide positioning rib.

[0015] According to some embodiments of the present invention, the air volume positioning groove is slidably connected to the guide positioning rib, and the guide positioning rib cooperates with the sliding groove positioning rib for limiting positioning.

[0016] According to some embodiments of the present invention, a first mounting groove, a connecting mounting groove, and a second mounting groove are respectively provided on the outer side of the first panel, the outer side of the connecting panel, and the outer side of the second panel.

[0017] According to some embodiments of the present invention, the adjustable air outlet device further includes a flange joint, one end of which is slidably connected to the mounting groove corresponding to the panel with the air outlet and covers the air outlet.

[0018] According to some embodiments of the present invention, the other end of the flange joint is detachably connected to a reducing pipe.

[0019] According to some embodiments of the present invention, the adjustable air outlet device further includes a slotted bracket, which is slidably connected to the connecting mounting groove.

[0020] According to some embodiments of the present invention, the slotted bracket includes a base plate and a mounting strip connected to the base plate, wherein the base plate is slidably connected in the mounting groove.

[0021] According to some embodiments of the present invention, the mounting strip includes a first connecting plate and an ear plate connected in sequence, the ear plate being connected to the base plate, and the connecting plate having a plurality of screw holes along its length.

[0022] According to some embodiments of the present invention, an adjustable bracket is detachably connected to the connecting plate. The adjustable bracket includes an adapter plate and a second connecting plate connected in sequence. The adapter plate has a plurality of elongated holes along its length that are adapted to the screw holes. The adapter plate is detachably connected to the first connecting plate.

[0023] According to some embodiments of this utility model, the base plate is a parallelogram structure, and the distance between one set of opposite corners of the base plate is not greater than the width of the mounting groove. When both opposite sides of the base plate abut against the inner wall of the mounting groove, the slotted bracket engages with the mounting groove.

[0024] According to some embodiments of this utility model, the four corners of the base plate are rounded and smoothly transitioned.

[0025] According to some embodiments of the present invention, the two ends of the housing are respectively detachably connected with end caps, and the sides of the end caps are respectively snap-fitted to the first mounting groove, the connecting mounting groove, or the second mounting groove.

[0026] According to some embodiments of this utility model, a guide positioning rib is horizontally provided on the outer surface of the second panel for use with the ceiling panel.

[0027] According to some embodiments of the present invention, the adjustable air outlet device also includes a light strip.

[0028] According to some embodiments of this utility model, a light strip is also connected inside the housing.

[0029] According to some embodiments of the present invention, a light strip is also connected to the side of the adjustable bottom groove plate facing the inside of the housing.

[0030] According to some embodiments of this utility model, the air vent is detachably covered with a cover plate.

[0031] An adjustable air outlet duct according to a second aspect of the present invention includes a plurality of adjustable air outlet devices connected in sequence, wherein two adjacent air outlet devices are connected by a multi-unit connecting plate.

[0032] According to a third aspect of the present invention, a central air conditioning system is provided, wherein the cold air end of the central air conditioning system is connected to an adjustable air outlet device.

[0033] According to a fourth aspect of the present invention, a dehumidifier is provided, wherein the outlet end of the dehumidifier is connected to an adjustable air outlet device.

[0034] According to a fifth aspect embodiment of the present invention, an exhaust fan is provided with an adjustable air outlet device connected to its exhaust end.

[0035] According to a sixth aspect of the present invention, a range hood is provided, wherein the exhaust end of the range hood is connected to an adjustable exhaust device.

[0036] Compared with existing technologies, this technical solution has the following beneficial effects:

[0037] (1) The device of this application can easily adjust the air volume of the air outlet according to different usage scenarios and actual needs. For example, in densely populated office areas or hot summers, the air volume can be adjusted to a larger level to allow the cold air to spread rapidly and quickly reduce the indoor temperature to meet the need for rapid cooling; while in quiet bedrooms or cold winters, by reducing the air volume, the air can be gently dispersed to avoid the discomfort caused by strong winds, reduce noise, and create a more comfortable and pleasant indoor environment. This adjustable air volume design effectively improves the adaptability of the air conditioning system and can accurately match the air conditioning needs of different spaces and time periods;

[0038] (2) The device of this application can be equipped with air vents at different locations, and the angle of each air vent can be adjusted independently. The device can be used individually or in multiple connected units. This multi-air vent design can achieve precise and efficient adaptive adjustment for different spatial structures and usage scenarios;

[0039] (3) The device in this application adopts a user-friendly design with a simple structure and clear installation steps. Traditional central air conditioning air outlet device installation often requires multiple workers to work together, which is complicated and time-consuming. However, this application only requires one worker to complete the installation independently. The worker does not need to use complicated tools or perform cumbersome operations. He only needs to follow the instructions to fix the device in the corresponding position and perform simple adjustments. This convenient installation method not only saves labor costs but also greatly shortens the installation time and improves work efficiency, bringing great convenience to both users and installers.

[0040] Additional aspects and advantages of this invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. Attached Figure Description

[0041] The present invention will be further described below with reference to the accompanying drawings and embodiments, wherein:

[0042] Figure 1This is an exploded structural diagram of the adjustable air outlet device according to an embodiment of the present invention.

[0043] Figure 2 This is a three-dimensional structural diagram of the housing of the adjustable air outlet device according to an embodiment of the present utility model.

[0044] Figure 3 This is a side view of the housing of the adjustable air outlet device according to an embodiment of the present invention.

[0045] Figure 4 This is a three-dimensional structural diagram of the adjustable bottom groove plate of the adjustable air outlet device according to an embodiment of the present utility model.

[0046] Figure 5 This is a side view of the adjustable bottom groove plate of the adjustable air outlet device according to an embodiment of the present utility model.

[0047] Figure 6 This is a schematic diagram illustrating the usage scenario of the adjustable air outlet device according to an embodiment of the present utility model.

[0048] Figure 7 This is a schematic diagram illustrating the adjustment of the adjustable air outlet device according to an embodiment of the present invention.

[0049] Figure 8 This is a schematic diagram illustrating the use of multiple integral connections of the air outlet duct in an embodiment of this utility model.

[0050] Figure 9 This is a schematic diagram illustrating the installation and use of the adjustable air outlet device with the ceiling according to an embodiment of this utility model.

[0051] Figure 10 This is a schematic diagram illustrating the installation and use of the adjustable air outlet device with walls and ceilings according to an embodiment of this utility model.

[0052] In the picture:

[0053] 100. Housing; 110. First panel; 111. Guide positioning rib; 112. First mounting groove; 113. Cover plate; 120. Connecting panel; 121. Connecting mounting groove; 130. Second panel; 131. Second mounting groove; 132. Guide reinforcing rib; 140. Air outlet; 200. Adjustable bottom groove plate; 210. Guide plate; 211. Guide plate reinforcing rib; 220. Air volume positioning groove; 221. Slide positioning rib; 300. Flange joint; 400. Slotted bracket; 410. Base plate; 420. Mounting strip; 421. First connecting plate; 422. Ear plate; 430. Adjustable bracket; 431. Adapter plate; 432. Second connecting plate; 500. Multi-unit connecting plate; 600. Reducer pipe; 700. End cap. Detailed Implementation

[0054] The embodiments of this utility model are described in detail below. Examples of these embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain this utility model, and should not be construed as limiting this utility model.

[0055] In the description of this utility model, it should be understood that the directional descriptions, such as up, down, front, back, left, right, etc., indicate the directional or positional relationship based on the directional or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0056] In the description of this utility model, "several" means one or more, "multiple" means two or more, "greater than," "less than," and "exceeding" are understood to exclude the stated number, while "above," "below," and "within" are understood to include the stated number. If "first" or "second" is used in the description, it is only for the purpose of distinguishing technical features and should not be construed as indicating or implying relative importance, or implicitly indicating the number of indicated technical features, or implicitly indicating the order of the indicated technical features.

[0057] In the description of this utility model, unless otherwise explicitly defined, terms such as "setting," "installation," and "connection" should be interpreted broadly, and those skilled in the art can reasonably determine the specific meaning of the above terms in this utility model in conjunction with the specific content of the technical solution.

[0058] Example 1

[0059] refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 as well as Figure 7 As shown, the adjustable air outlet device according to an embodiment of the present invention includes:

[0060] The housing 100 includes a first panel 110, a connecting panel 120 and a second panel 130 connected in sequence. The first panel 110 and the second panel 130 are arranged opposite to each other, and at least one panel has an air vent 140.

[0061] An adjustable bottom trough plate 200 is provided. One side of the adjustable bottom trough plate 200 is connected to a guide plate 210. At least one air volume positioning groove 220 is provided on the other side of the adjustable bottom trough plate 200. One of the air volume positioning grooves 220 is engaged with the first panel 110. The guide plate 210 and the second panel 130 are spaced apart, and an air outlet channel is formed between the guide plate 210 and the second panel 130.

[0062] Specifically, the adjustable bottom groove plate 200 is a long strip panel structure, and the cross-sectional shape of the shell 100 is a rectangular structure.

[0063] In actual use, by setting the adjustable bottom groove plate 200 and the housing 100, different air volume positioning grooves 220 can be engaged with the first panel 110 according to actual needs, thereby adjusting the width of the air outlet channel formed between the guide plate 210 and the second panel 130, thus realizing the function of air volume adjustment.

[0064] In this embodiment, it may also have the following additional technical features: the guide plate 210 is smoothly connected to the adjustable bottom trough plate 200, and a reinforcing rib is connected to the side of the guide plate 210 facing the adjustable bottom trough plate 200. By setting the reinforcing rib of the guide plate 210, the structural strength of the guide plate 210 can be enhanced, enabling it to withstand a larger air volume without easily deforming. The smooth transition connection between the guide plate 210 and the adjustable bottom trough plate 200 allows the air to flow along the guide plate 210 according to the Coanda effect, thereby achieving different air outlet effects according to the shape of the guide plate 210, while reducing the impact on the air outlet.

[0065] In this embodiment, it may also have the following additional technical features: a guide positioning rib 111 is connected to the side of the first panel 110 facing the inside of the housing 100.

[0066] In this embodiment, it may also have the following additional technical features: a sliding groove positioning rib 221 adapted to the guide positioning rib 111 is provided in the air volume positioning groove 220.

[0067] In this embodiment, it may also have the following additional technical features: the air volume positioning groove 220 is slidably connected to the guide positioning rib 111, and the guide positioning rib 111 cooperates with the sliding groove positioning rib 221 for limiting.

[0068] Specifically, the presence of the guide positioning rib 111 serves two purposes: firstly, it is a foolproof design to prevent misalignment during installation; secondly, it facilitates easier installation, fixation, and sliding.

[0069] In this embodiment, it may also have the following additional technical features: a first mounting groove 112, a connecting mounting groove 121, and a second mounting groove 131 are respectively provided on the outer side of the first panel 110, the outer side of the connecting panel 120, and the outer side of the second panel 130.

[0070] In this embodiment, it may also have the following additional technical features: the adjustable air outlet device further includes a flange joint 300, one end of which is slidably connected to the mounting groove corresponding to the panel with the air outlet 140 and covers the air outlet 140.

[0071] In this embodiment, it may also have the following additional technical features: the other end of the flange joint 300 is detachably connected to a reducing pipe 600.

[0072] In this embodiment, it may also have the following additional technical features: the adjustable air outlet device further includes a slotted bracket 400, which is slidably connected to the connecting mounting groove 121.

[0073] In this embodiment, it may also have the following additional technical features: the slot-type bracket 400 includes a base plate 410 and a mounting strip 420 connected to the base plate 410, and the base plate 410 is slidably connected in the mounting groove.

[0074] In this embodiment, it may also have the following additional technical features: the mounting strip 420 includes a first connecting plate 421 and an ear plate 422 connected in sequence. The ear plate 422 is connected to the base plate 410, and the connecting plate has multiple screw holes along its length. Specifically, the first connecting plate 421 and the ear plate 422 can be an L-shaped connection structure that is perpendicular to each other.

[0075] In this embodiment, it may also have the following additional technical features: an adjustable bracket 430 is detachably connected to the connecting plate. The adjustable bracket 430 includes a transition plate 431 and a second connecting plate 432 connected in sequence. The transition plate 431 has a plurality of elongated holes adapted to screw holes along its length. The transition plate 431 is detachably connected to the first connecting plate 421. Specifically, the transition plate 431 and the second connecting plate 432 can be an L-shaped connection structure that is perpendicular to each other.

[0076] In this embodiment, it may also have the following additional technical features: the base plate 410 is a parallelogram structure, and the distance between one set of opposite corners of the base plate 410 is not greater than the width of the mounting groove. When the two opposite sides of the base plate 410 abut against the inner wall of the mounting groove, the slot-type bracket 400 is engaged with the mounting groove.

[0077] In this embodiment, it may also have the following additional technical features: the four corners of the base plate 410 are rounded and smoothly transitioned.

[0078] With the above design, when it is inconvenient to insert the slot-type bracket 400 from both sides of the mounting slot, the slot-type bracket 400 can be inserted into the mounting slot by rotating the base plate 410 first, and then the base plate 410 can be rotated so that the two opposite sides of the base plate 410 abut against the inner wall of the mounting slot, thereby completing the connection between the slot-type bracket 400 and the mounting slot.

[0079] In this embodiment, it may also have the following additional technical features: the two ends of the housing 100 are respectively detachably connected to end caps 700, and the sides of the end caps 700 are respectively snapped to the first mounting groove 112, the connecting mounting groove 121 or the second mounting groove 131.

[0080] In this embodiment, it may also have the following additional technical features: a guide positioning rib 111 is horizontally provided on the outer side of the surface of the second panel 130 for use with the ceiling to form a mounting plate.

[0081] In this embodiment, it may also have the following additional technical features: the adjustable air outlet device also includes a light strip (not shown in the figure).

[0082] In this embodiment, it may also have the following additional technical features: a light strip is also connected inside the housing 100.

[0083] In this embodiment, it may also have the following additional technical features: an LED strip is connected to the side of the adjustable bottom groove plate 200 facing the inside of the housing 100.

[0084] Specifically, by connecting light strips to the housing 100 or the adjustable bottom groove plate 200, an aesthetic decoration effect can be achieved. At the same time, when necessary, the Tyndall effect can be used to indicate whether there is an abnormality in the airflow of the air outlet, which is convenient for timely maintenance.

[0085] In this embodiment, it may also have the following additional technical features: a cover plate 113 is detachably connected to the air vent 140.

[0086] Example 2

[0087] An adjustable air outlet duct according to an embodiment of the present invention includes a plurality of adjustable air outlet devices connected in sequence, and two adjacent air outlet devices are connected by a multi-unit connecting plate 500.

[0088] Example 3

[0089] According to an embodiment of the present invention, a central air conditioning system is provided with an adjustable air outlet device connected to the cold air end of the central air conditioning system.

[0090] Example 4

[0091] According to an embodiment of the present invention, a dehumidifier has an adjustable air outlet connected to its air outlet end.

[0092] Example 5

[0093] According to an embodiment of the present invention, an exhaust fan is provided with an adjustable air outlet device connected to its exhaust end.

[0094] Example 6

[0095] According to an embodiment of the present invention, a range hood is provided with an adjustable air outlet connected to the air extraction end of the range hood.

[0096] Example 7

[0097] refer to Figure 8 , Figure 9 as well as Figure 10 As shown, an installation method for an adjustable air outlet device according to an embodiment of the present invention includes the following steps:

[0098] S1. Measure the required installation length;

[0099] S2.1 Adjust the adjustable bottom trough plate 200 according to the required air outlet diameter 140 and assemble it with the housing 100;

[0100] S2.2 Connect the flange joint 300 to the air outlet 140 of the housing 100;

[0101] S2.3 Connect end caps 700 to the shells 100 at both ends respectively;

[0102] S2.4 Connect the slot-type bracket 400 to the housing 100;

[0103] S3. Determine the wall position, keep the housing 100 and the adjustable bottom groove plate 200 horizontally installed, and then screw the screws through the slot bracket 400 into the wall.

[0104] In this embodiment, it may also have the following additional technical features: the installation method further includes the following steps:

[0105] S1. Measure the required installation length and select the corresponding number of adjustable air outlet devices according to the length;

[0106] S2.1 Adjust the adjustable bottom trough plate 200 according to the required air outlet diameter 140 and assemble it with the housing 100;

[0107] S2.2 Connect the flange joint 300 to the air outlet 140 of the housing 100;

[0108] S2.3 Connect end caps 700 to the shells 100 at both ends respectively;

[0109] S2.3.1 Connect multiple adjustable air outlet devices in sequence;

[0110] S2.4 Connect the slot-type bracket 400 to the housing 100;

[0111] S3. Determine the wall position, keep the housing 100 and the adjustable bottom groove plate 200 horizontally installed, and then screw the screws through the slot bracket 400 into the wall.

[0112] In this embodiment, it may also have the following additional technical features: the installation method further includes the following steps:

[0113] S1. Measure the required installation length and select the corresponding number of adjustable air outlet devices according to the length;

[0114] S2.1 Adjust the adjustable bottom trough plate 200 according to the required air outlet diameter 140 and assemble it with the housing 100;

[0115] S2.2 Connect the flange joint 300 to the air outlet 140 of the housing 100;

[0116] S2.3 Connect end caps 700 to the shells 100 at both ends respectively;

[0117] S2.3.1 Connect multiple adjustable air outlet devices in sequence;

[0118] S2.4 Connect the slot-type bracket 400 to the housing 100;

[0119] S2.4.1. Fix the adjustable bracket 430 and the slot-type bracket 400 in place;

[0120] S3. Determine the positions of the wall and ceiling, keep the housing 100 and the adjustable bottom plate 200 horizontally installed, and then screw the screws through the slot bracket 400 and the adjustable bracket 430 into the wall and ceiling.

[0121] In this embodiment, it may also have the following additional technical features: the installation method further includes the following steps:

[0122] S1. Measure the required installation length and select the corresponding number of adjustable air outlet devices according to the length;

[0123] S2.1 Adjust the adjustable bottom trough plate 200 according to the required air outlet diameter 140 and assemble it with the housing 100;

[0124] S2.2 Connect the flange joint 300 to the air outlet 140 of the housing 100;

[0125] S2.3 Connect end caps 700 to the shells 100 at both ends respectively;

[0126] S2.3.1 Connect multiple adjustable air outlet devices in sequence;

[0127] S2.4 Connect the slot-type bracket 400 to the housing 100;

[0128] S2.4.1. Fix the adjustable bracket 430 and the slot-type bracket 400 in place;

[0129] S3. Determine the positions of the wall and ceiling, keep the housing 100 and the adjustable bottom groove plate 200 horizontally installed, and then screw the screws through the slot bracket 400 and the adjustable bracket 430 into the wall and ceiling.

[0130] S4. Install a ducted inline fan and use a duct to connect the diffuser nozzles of the air outlet assembly to the fan.

[0131] Compared with existing technologies, this technical solution has the following beneficial effects:

[0132] (1) The device of this application can easily adjust the air volume of the air outlet according to different usage scenarios and actual needs. For example, in densely populated office areas or hot summers, the air volume can be adjusted to a larger level to allow the cold air to spread rapidly and quickly reduce the indoor temperature to meet the need for rapid cooling; while in quiet bedrooms or cold winters, by reducing the air volume, the air can be gently dispersed to avoid the discomfort caused by strong winds, reduce noise, and create a more comfortable and pleasant indoor environment. This adjustable air volume design effectively improves the adaptability of the air conditioning system and can accurately match the air conditioning needs of different spaces and time periods;

[0133] (2) The device of this application can be equipped with air vents 140 at different locations, and the angle of each air vent 140 can be adjusted independently. The device can be used individually or in multiple connected units. This multi-air vent 140 design can achieve precise and efficient adaptive adjustment for different spatial structures and usage scenarios;

[0134] (3) The device in this application adopts a user-friendly design with a simple structure and clear installation steps. Traditional central air conditioning air outlet device installation often requires multiple workers to work together, which is complicated and time-consuming. However, this application only requires one worker to complete the installation independently. The worker does not need to use complicated tools or perform cumbersome operations. He only needs to follow the instructions to fix the device in the corresponding position and perform simple adjustments. This convenient installation method not only saves labor costs but also greatly shortens the installation time and improves work efficiency, bringing great convenience to both users and installers.

[0135] The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings. However, the present utility model is not limited to the above embodiments. Within the scope of knowledge possessed by those skilled in the art, various changes can be made without departing from the spirit of the present utility model.

Claims

1. An adjustable air outlet device, characterized in that, include: The housing (100) includes a first panel (110), a connecting panel (120) and a second panel (130) connected in sequence. The first panel (110) and the second panel (130) are arranged opposite to each other, and at least one panel has an air vent (140). An adjustable bottom trough plate (200) is provided. One side of the adjustable bottom trough plate (200) is connected to a guide plate (210), and at least one air volume positioning groove (220) is provided on the other side of the adjustable bottom trough plate (200). One of the air volume positioning grooves (220) is engaged with the first panel (110). The guide plate (210) and the second panel (130) are spaced apart, and an air outlet channel is formed between the guide plate (210) and the second panel (130).

2. The adjustable air outlet device according to claim 1, characterized in that, The guide plate (210) is smoothly connected to the adjustable bottom trough plate (200), and the guide plate (210) has a reinforcing rib connected to the side of the guide plate (210) facing the adjustable bottom trough plate (200).

3. The adjustable air outlet device according to claim 1, characterized in that, A guide positioning rib (111) is connected to the side of the first panel (110) facing the inside of the housing (100).

4. The adjustable air outlet device according to claim 3, characterized in that, The air volume positioning groove (220) is provided with a sliding positioning rib (221) adapted to the guide positioning rib (111).

5. The adjustable air outlet device according to claim 4, characterized in that, The air volume positioning groove (220) is slidably connected to the guide positioning rib (111), and the guide positioning rib (111) cooperates with the sliding groove positioning rib (221) for limiting.

6. The adjustable air outlet device according to claim 1, characterized in that, A first mounting groove (112), a connecting mounting groove (121), and a second mounting groove (131) are respectively provided on the outer side of the first panel (110), the outer side of the connecting panel (120), and the outer side of the second panel (130).

7. The adjustable air outlet device according to claim 6, characterized in that, The adjustable air outlet device also includes a flange joint (300), one end of which is slidably connected to the mounting groove corresponding to the panel with the air outlet (140) and covers the air outlet (140).

8. The adjustable air outlet device according to claim 7, characterized in that, The other end of the flange joint (300) is detachably connected to a reducing pipe (600).

9. The adjustable air outlet device according to claim 6, characterized in that, The adjustable air outlet device also includes a slotted bracket (400), which is slidably connected to the connecting mounting groove (121).

10. The adjustable air outlet device according to claim 9, characterized in that, The slotted bracket (400) includes a base plate (410) and a mounting strip (420) connected to the base plate (410), the base plate (410) being slidably connected in the mounting groove.

11. The adjustable air outlet device according to claim 10, characterized in that, The mounting strip (420) includes a first connecting plate (421) and an ear plate (422) connected in sequence. The ear plate (422) is connected to the base plate (410). The connecting plate has multiple screw holes along its length.

12. The adjustable air outlet device according to claim 11, characterized in that, An adjustable bracket (430) is detachably connected to the connecting plate. The adjustable bracket (430) includes a transition plate (431) and a second connecting plate (432) connected in sequence. The transition plate (431) has a plurality of elongated holes that are adapted to the screw holes along the length direction. The transition plate (431) is detachably connected to the first connecting plate (421).

13. The adjustable air outlet device according to claim 10, characterized in that, The base plate (410) has a parallelogram structure, and the distance between one set of opposite corners of the base plate (410) is not greater than the width of the mounting groove. When the two opposite sides of the base plate (410) abut against the inner wall of the mounting groove, the slotted bracket (400) engages with the mounting groove.

14. The adjustable air outlet device according to claim 13, characterized in that, The four corners of the base plate (410) are rounded and smoothly transitioned.

15. The adjustable air outlet device according to claim 6, characterized in that, The housing (100) is detachably connected to end caps (700) at both ends, and the side of the end caps (700) is snapped into the first mounting groove (112), the connecting mounting groove (121) or the second mounting groove (131).

16. The adjustable air outlet device according to claim 15, characterized in that, The outer surface of the second panel (130) is provided with a guide positioning rib (111) for use with the ceiling panel.

17. The adjustable air outlet device according to claim 16, characterized in that, The adjustable air outlet device also includes a light strip.

18. The adjustable air outlet device according to claim 17, characterized in that, A light strip is also connected inside the housing (100).

19. The adjustable air outlet device according to claim 17, characterized in that, A light strip is also connected to the side of the adjustable bottom groove plate (200) facing the inside of the housing (100).

20. The adjustable air outlet device according to claim 1, characterized in that, The air vent (140) is detachably covered by a cover plate (113).

21. A device employing an adjustable air outlet, wherein the device is an adjustable air outlet duct, characterized in that, It includes multiple adjustable air outlet devices as described in any one of claims 1-20, connected in sequence, with two adjacent air outlet devices connected by a multi-unit connecting plate (500).

22. A device employing an adjustable air outlet, wherein the device is a central air conditioning system, characterized in that, The central air conditioning unit is connected to an adjustable air outlet device as described in any one of claims 1-20.

23. A device employing an adjustable air outlet, said device being a dehumidifier, characterized in that, The dehumidifier's air outlet is connected to an adjustable air outlet device as described in any one of claims 1-20.

24. A device employing an adjustable air outlet, said device being an exhaust fan, characterized in that, The exhaust end of the exhaust fan is connected to an adjustable air outlet device as described in any one of claims 1-20.

25. A device employing an adjustable air outlet, said device being a range hood, characterized in that, The range hood's exhaust end is connected to an adjustable air outlet device as described in any one of claims 1-20.

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