A high and low wind outlet mechanism

Abstract

A high-low wind outlet mechanism comprises a column, a height adjustment assembly, a support rod, a mounting rod and an air outlet device; the two ends of the support rod are respectively mounted on the two columns through two height adjustment assemblies, the support rod can move up and down along the height direction of the column, the two ends of the air outlet device are respectively mounted on the two mounting rods, the air outlet device is used to blow out central wind and scattered wind, and the two ends of the mounting rod are respectively mounted on the two support rods. The utility model proposes a high-low wind outlet mechanism based on the above content, which solves the problem that the air outlet mechanism in the prior art has a fixed height position of the hot air outlet and cannot ensure the consistency of drying efficiency and drying quality when drying workpieces of different models.

Description

Technical Field

[0001] The utility model relates to the technical field of ceramic drying, in particular to a high and low wind outlet mechanism. Background Art

[0002] Drying is a crucial step in the ceramic production process. The main purpose of drying is to remove excess moisture from ceramic products, improve the strength and stability of the products, and prepare for the subsequent firing process. If the drying is not sufficient, the ceramic products may have quality problems such as explosion or cracking during the firing process. When drying different models of products, it is necessary to use central wind and scattered wind at different heights to ensure drying efficiency and drying quality.

[0003] However, the hot air outlet of the air outlet mechanism in the prior art is fixed in height and position, and cannot dry workpieces of different models and ensure the consistency of drying efficiency and drying quality. Utility Model Content

[0004] The utility model aims to provide a high and low wind air outlet mechanism, which solves the problem that the air outlet mechanism in the prior art has a fixed height position of the hot air outlet and cannot ensure the consistency of drying efficiency and drying quality when drying workpieces of different models.

[0005] To achieve this purpose, the utility model adopts the following technical solutions:

[0006] A high and low wind outlet mechanism, comprising a column, a height adjustment component, a support rod, a mounting rod and an air outlet device;

[0007] The two ends of the support rod are respectively installed on the two columns through the two height adjustment components, and the support rod can move up and down along the height direction of the column. The two ends of the air outlet device are respectively installed on the two mounting rods. The air outlet device is used to blow central air and scattered air, and the two ends of the mounting rod are respectively installed on the two support rods.

[0008] Further, the height adjustment assembly includes a screw and a nut;

[0009] One end of the screw rod is installed on the end of the support rod, and the other end of the screw rod is installed on the nut. The other end of the screw rod is located inside the column, and the nut is placed on the top surface of the column.

[0010] Specifically, the support rod is provided with a first adjustment slot, and the mounting rod can move forward and backward along the length direction of the first adjustment slot.

[0011] Preferably, the mounting rod is provided with a second adjustment slot, and the mounting rod can move left and right along the length direction of the second adjustment slot.

[0012] In some embodiments, the air outlet device includes a housing, a first air inlet pipe, a second air inlet pipe, a first air regulating assembly, a second air regulating assembly, an air outlet pipe, and a mounting member;

[0013] The first air inlet pipe is installed on the housing through the first air regulating component, the air outlet pipe is installed on the housing, the air outlet pipe is connected to the first air inlet pipe through the first air regulating component, the air outlet pipe is used to blow out central air, and the first air regulating component is used to adjust the air inlet volume of the air outlet pipe;

[0014] The second air inlet pipe is installed on the housing through the second air regulating assembly, and the housing is provided with a plurality of air outlet holes and an air dispersion cavity, and the plurality of air outlet holes are connected to the second air inlet pipe through the air dispersion cavity, and the plurality of air outlet holes are used to blow out the dispersed air, and the second air regulating assembly is used to adjust the air intake volume of the air dispersion cavity;

[0015] One end of the mounting member is mounted on the outer side of the housing, and the other end of the mounting member is mounted on the mounting rod.

[0016] Further, the first air regulating assembly includes a first transition cover, a first baffle and a first locking member;

[0017] The first transition cover is installed on the top surface of the shell, the first transition cover is arranged at the air inlet of the air outlet pipe, the first transition cover is provided with a first transition cavity, the first air inlet pipe is installed on the top surface of the first transition cover, and the first air inlet pipe is connected to the air outlet pipe through the first transition cavity;

[0018] The first baffle is movably installed in the first transition cavity, the first baffle can cover the air inlet of the air outlet duct, and the first locking member is used to lock and fix the first baffle.

[0019] Specifically, one end of the first baffle is movably mounted on the first transition cavity, and the other end of the first baffle is provided with a first handle, which can be pressed against the first transition cover.

[0020] Preferably, the second air regulating assembly comprises a second transition cover, a second baffle and a second locking member;

[0021] The second transition cover is installed on the top surface of the shell, the second transition cover is arranged at the air inlet of the air dispersion chamber, the second transition cover is provided with a second transition chamber, the second air inlet pipe is installed on the top surface of the second transition cover, and the second air inlet pipe is connected to the air dispersion chamber through the second transition chamber;

[0022] The second baffle is movably installed in the second transition cavity, the second baffle can block the air inlet of the wind dissipation cavity, and the second locking member is used to lock and fix the second baffle.

[0023] In some embodiments, one end of the second baffle is movably mounted in the second transition cavity, and the other end of the second baffle is provided with a second handle, and the second handle can be pressed against the second transition cover.

[0024] Furthermore, one end of the air outlet pipe is installed on the top surface of the shell, and the air inlet of the air outlet pipe is flush with the top surface of the shell;

[0025] The other end of the air outlet pipe is installed on the bottom surface of the shell, and the other end of the air outlet pipe protrudes from the bottom surface of the shell;

[0026] The bottom surface of the shell is provided with a plurality of the air outlet holes, the plurality of the air outlet holes are located on the outer periphery of the central tube, and the plurality of the air outlet holes are evenly distributed on the bottom surface of the shell.

[0027] Compared with the prior art, one of the above technical solutions has the following beneficial effects:

[0028] Through the columns, height adjustment components, support rods, mounting rods and air outlet devices, the air outlet device can be moved up and down to blow out central wind and scattered wind at different high and low positions, thereby achieving the purpose of high and low wind modes of air outlet. It is suitable for drying different models of products and maintains the consistency of drying efficiency and drying quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 This is a schematic structural diagram of an air outlet mechanism of one embodiment of the utility model;

[0030] Figure 2 It is a structural schematic diagram of a height adjustment assembly of one embodiment of the utility model;

[0031] Figure 3 This is a schematic diagram of the structure of an air outlet device in one embodiment of the utility model;

[0032] Figure 4 This is a structural schematic diagram of a first air regulating assembly in one embodiment of the utility model;

[0033] Figure 5 This is a schematic structural diagram of a second air regulating assembly in one embodiment of the utility model;

[0034] Figure 6 This is a schematic diagram of the structure of the air outlet distribution of one embodiment of the utility model;

[0035] Among them: column 1, height adjustment component 2, screw 21, nut 22, support rod 3, first adjustment slot 31, mounting rod 4, second adjustment slot 41, air outlet device 5, shell 51, air outlet hole 511, air dispersion cavity 512, first air inlet pipe 52, second air inlet pipe 53, first air adjustment component 54, first transition cover 541, first transition cavity 5411, first baffle 542, first handle 5421, first locking member 543, second air adjustment component 55, second transition cover 551, second transition cavity 5511, second baffle 552, second handle 5521, second locking member 553, air outlet pipe 56, mounting member 57, mounting hole 571. DETAILED DESCRIPTION

[0036] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0037] In the description of the present utility model, it is necessary to understand that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "left", "right", "front", "back", "vertical", "horizontal", "top", "bottom", "inside", "outside", "inner side", "outer side", "inner end", "outer end", "axial", "radial", "circumferential" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features, which are used to distinguish and describe the features, without distinction of order or importance. In the description of the present utility model, unless otherwise specified, "multiple" means more than two.

[0038] In one embodiment of the present invention, Figure 1-6As shown, a high and low wind outlet mechanism comprises a column 1, a height adjustment component 2, a support rod 3, a mounting rod 4 and an air outlet device 5; the two ends of the support rod 3 are respectively installed on the two columns 1 through the two height adjustment components 2, the support rod 3 can move up and down along the height direction of the column 1, the two ends of the air outlet device 5 are respectively installed on the two mounting rods 4, the air outlet device 5 is used to blow out central wind and scattered wind, and the two ends of the mounting rod 4 are respectively installed on the two support rods 3. In this embodiment, the number of the columns 1 and the height adjustment components 2 are four respectively. Specifically, in order to adapt to the installation of the production line, the two columns 1 in the front and rear directions have different height sizes but the same structure, and the number of the support rods 3 and the installation rods 4 are two respectively. During installation, one end of the height adjustment component 2 is installed on the top of the column 1, and the two ends of the support rod 3 are respectively installed on the other ends of the two height adjustment components 2, so that the support rod 3 can move up and down along the height direction of the column 1. After the two support rods 3 are installed, the two installation rods 4 are installed on the top surfaces of the two support rods 3. The two installation rods 4 and the two support rods 3 form a tic-tac-toe installation structure, thereby ensuring the structural stability of the air outlet mechanism. Finally, the The two ends of the air outlet device 5 are respectively installed on the two mounting rods 4. Specifically, the two mounting rods 4 are equipped with multiple air outlet devices 5 along their length directions. When working, the support rod 3 drives the air outlet device 5 to move up and down through the mounting rod 4 through the height adjustment component 2, so that the height position of the air outlet device 5 can be adjusted according to different products, and then the central wind and scattered wind at various height positions are blown out to ensure the drying quality and drying efficiency of the air outlet mechanism; the present application enables the air outlet device 5 to move up and down and blow out central wind and scattered wind at different high and low positions through the column 1, height adjustment component 2, support rod 3, mounting rod 4 and air outlet device 5, thereby achieving the purpose of air outlet in high and low wind modes, being suitable for drying products of different models, and maintaining the consistency of drying efficiency and drying quality.

[0039] like Figure 1-2As shown, the height adjustment assembly 2 includes a screw rod 21 and a nut 22; one end of the screw rod 21 is mounted on the end of the support rod 3, the other end of the screw rod 21 is mounted on the nut 22, and the other end of the screw rod 21 is located inside the column 1, and the nut 22 is placed on the top surface of the column 1. In this embodiment, the top of the screw rod 21 is fixedly welded to the end of the support rod 3, the bottom of the screw rod 21 is installed with the nut 22, the bottom of the screw rod 21 protrudes from the bottom surface of the nut 22 and is placed inside the column 1, the nut 22 is placed on the plane of the column 1, and the bottom of the screw rod 21 is placed on the top of the column 1 through the nut 22. When the height position of the air outlet device 5 needs to be adjusted, the nut 22 is moved on the screw rod 21 by rotating the nut 22, so that the distance between the nut 22 and the support rod 3 can be adjusted, and then the height position of the air outlet device 5 can be adjusted, which is convenient and quick, and is conducive to improving the adjustment efficiency of the height adjustment assembly 2.

[0040] like Figure 2 As shown, the support rod 3 is provided with a first adjustment slot 31, and the mounting rod 4 can move forward and backward along the length direction of the first adjustment slot 31. In this embodiment, the first adjustment slots 31 are respectively provided at both ends of each support rod 3, and the two first adjustment slots 31 are arranged along the front-to-back direction, so that the mounting rod 4 can be moved forward and backward along the length direction of the first adjustment slot 31, and then the position of the air outlet device 5 in the front-to-back direction can be adjusted to facilitate alignment with the ceramic workpiece.

[0041] like Figure 2 As shown, the mounting rod 4 is provided with a second adjustment slot 41, and the mounting rod 4 can move left and right along the length direction of the second adjustment slot 41. In this embodiment, the second adjustment slots 41 are respectively provided at both ends of each mounting rod 4, and the two second adjustment slots 41 are arranged along the left and right direction, so that the mounting rod 4 can be moved left and right along the length direction of the second adjustment slot 41, and then the position of the air outlet device 5 in the left and right direction can be adjusted to facilitate alignment with the ceramic workpiece.

[0042] like Figure 3-6As shown, the air outlet device 5 includes a shell 51, a first air inlet pipe 52, a second air inlet pipe 53, a first air regulating component 54, a second air regulating component 55, an air outlet pipe 56 and a mounting member 57; the first air inlet pipe 52 is mounted on the shell 51 through the first air regulating component 54, the air outlet pipe 56 is mounted on the shell 51, the air outlet pipe 56 is connected to the first air inlet pipe 52 through the first air regulating component 54, the air outlet pipe 56 is used to blow out the central wind, and the first air regulating component 54 is used to adjust the air outlet pipe 56 The second air inlet pipe 53 is installed on the shell 51 through the second air regulating component 55, and the shell 51 is provided with a plurality of air outlet holes 511 and a wind dispersion chamber 512. The plurality of air outlet holes 511 are connected to the second air inlet pipe 53 through the wind dispersion chamber 512. The plurality of air outlet holes 511 are used to blow out the dispersed air, and the second air regulating component 55 is used to adjust the air intake volume of the wind dispersion chamber 512. One end of the mounting member 57 is installed on the outside of the shell 51, and the other end of the mounting member 51 is installed on the mounting rod 4.In this embodiment, the two ends of the shell 1 are respectively installed with the mounting members 57, and the mounting members 57 are of L-shaped structure. One end of the mounting member 57 is installed on the outer side of the shell 1, and the other end of the mounting member 57 is provided with a mounting hole 571. The mounting member 57 is installed on the mounting rod 4 through the mounting hole 571. The first air regulating component 54 and the second air regulating component 55 are respectively installed on the top surface of the shell 51, and the first air inlet pipe 52 is installed on the top of the first air regulating component 54. The air outlet pipe 56 is installed in the middle of the shell 51. One end of the air outlet pipe 56 is connected to the first air inlet pipe 52 through the first air regulating component 54, and the other end of the air outlet pipe 56 protrudes from the bottom surface of the shell 51. The first air inlet pipe 52 and the second air inlet pipe 53 are connected to an external hot air source. When it is necessary to dry the ceramic workpiece, the conveyor line conveys the ceramic workpiece to the bottom of the air outlet device. According to production requirements, the air inlet volume of the air outlet pipe 56 is adjusted by the first air regulating component 54, and the air outlet pipe 56 is adjusted by the second air regulating component 54. The component 55 adjusts the air volume of the air dispersion chamber 512. After the adjustment, the hot air enters from the first air inlet pipe 52 and the second air inlet pipe 53 respectively. The hot air of the first air inlet pipe 52 is blown out from the air outlet pipe 56 after the air volume is adjusted by the first air regulating component 54, so as to realize the blowing out of the central wind. The hot air of the second air inlet pipe 53 enters the air dispersion chamber 512 after the air volume is adjusted by the second air regulating component 55. The hot air is stored in the air dispersion chamber 512 and then blown out from the multiple air outlet holes 511, so as to realize the blowing out of the scattered wind. In this embodiment, the shell 51, air outlet hole 511, scattered air cavity 512, first air inlet pipe 52, second air inlet pipe 53, first air regulating component 54, second air regulating component 55 and air outlet pipe 56, so that the central wind and scattered air can be independently inlet, independently outlet and the air volume can be adjusted separately, which not only ensures that the central wind and the scattered air have sufficient outlet air pressure, but also can be suitable for different usage scenarios. Furthermore, the scattered air is blown out after being pressurized in the scattered air cavity 512, so as to avoid the phenomenon of insufficient scattered air pressure, thereby achieving the effect of improving the versatility and reliability of the air outlet device.

[0043] like Figure 4-5As shown, the first air regulating assembly 54 includes a first transition cover 541, a first baffle 542 and a first locking member 543; the first transition cover 541 is installed on the top surface of the shell 51, the first transition cover 541 is arranged on the air inlet of the air outlet pipe 56, the first transition cover 541 is provided with a first transition cavity 5411, the first air inlet pipe 52 is installed on the top surface of the first transition cover 541, the first air inlet pipe 52 is connected to the air outlet pipe 56 through the first transition cavity 5411; the first baffle 542 is movably installed in the first transition cavity 5411, the first baffle 542 can block the air inlet of the air outlet pipe 56, and the first locking member 543 is used to lock and fix the first baffle 542. In this embodiment, the first locking member 543 is a locking screw, which is installed on the top surface of the first transition cover 541, and is fixed by the end of the first locking member 543 abutting against the top surface of the first baffle 542. The first air inlet pipe 52 is opposite to the air outlet pipe 56. When the air intake of the air outlet pipe 56 needs to be adjusted, the first locking member 543 is twisted to allow the first baffle 542 to move along the length direction of the first transition chamber 5411. The air intake of the air outlet pipe 56 is controlled by the degree of blocking of the first baffle 542. After the adjustment is completed, the first locking member 543 is twisted to lock the first baffle 542, which is convenient and quick.

[0044] like Figure 4-5 As shown, one end of the first baffle 542 is movably mounted on the first transition cavity 5411, and the other end of the first baffle 542 is provided with a first handle 5421, and the first handle 5421 can be pressed against the first transition cover 541. In this embodiment, the first handle 5421 is provided at the end of the first baffle 542, and the first handle 5421 can be used to facilitate pushing and pulling the first baffle 542, and when the first handle 5421 is pressed against the first transition cover 541, it is proved that the first baffle 542 completely blocks the air inlet of the air outlet duct 56.

[0045] like Figure 4-5As shown, the second air regulating assembly 55 includes a second transition cover 551, a second baffle 552 and a second locking member 553; the second transition cover 551 is installed on the top surface of the shell 51, the second transition cover 551 is arranged on the air inlet of the wind dispersion chamber 512, the second transition cover 551 is provided with a second transition chamber 5511, the second air inlet pipe 53 is installed on the top surface of the second transition cover 551, the second air inlet pipe 53 is connected to the wind dispersion chamber 512 through the second transition chamber 5511; the second baffle 552 is movably installed on the second transition chamber 5511, the second baffle 5521 can block the air inlet of the wind dispersion chamber 512, and the second locking member 553 is used to lock and fix the second baffle 552. In the present embodiment, the second locking member 553 is a locking screw, which is installed on the top surface of the second transition cover 551, and is fixed by the end of the second locking member 553 abutting against the top surface of the second baffle 552. The second air inlet pipe 53 is directly opposite to the air inlet of the air dispersion chamber 512. When the air intake of the air dispersion chamber 512 needs to be adjusted, the second locking member 553 is twisted so that the second baffle 552 can be moved along the length direction of the second transition chamber 5511. The air intake of the air dispersion chamber 512 is controlled by the degree to which the second baffle 552 blocks the air inlet of the air dispersion chamber 512. After the adjustment is completed, the second locking member 553 is twisted to lock and fix the second baffle 552, which is convenient and quick.

[0046] like Figure 4-5 As shown, one end of the second baffle 552 is movably mounted on the second transition chamber 5511, and the other end of the second baffle 552 is provided with a second handle 5521, and the second handle 5521 can be pressed against the second transition cover 551. In this embodiment, the second handle 5521 is provided at the end of the second baffle 552, and the second handle 5521 can be used to facilitate pushing and pulling the second baffle 552, and when the second handle 5521 is pressed against the second transition cover 551, it is proved that the second baffle 552 completely blocks the air inlet of the wind dissipation chamber 512.

[0047] like Figure 3 and Figure 6As shown, one end of the air outlet pipe 56 is installed on the top surface of the shell 51, and the air inlet of the air outlet pipe 56 is flush with the top surface of the shell 51; the other end of the air outlet pipe 56 is installed on the bottom surface of the shell 51, and the other end of the air outlet pipe 56 protrudes from the bottom surface of the shell 51; the bottom surface of the shell 51 is provided with a plurality of air outlet holes 511, and the plurality of air outlet holes 511 are located on the outer periphery of the central tube 6, and the plurality of air outlet holes 511 are evenly distributed on the bottom surface of the shell 51. In this embodiment, the top of the air outlet pipe 56 is installed on the top surface of the shell 51, and the air inlet at the top of the air outlet pipe 56 is flush with the top surface of the shell 51, so that the first baffle 542 can easily block the air outlet pipe 56, and the other end of the air outlet pipe 56 passes through the scattered air cavity 512 and is installed on the bottom surface of the shell 51, and the air outlet at the bottom end of the air outlet pipe 56 protrudes from the bottom surface of the shell 51, so that the central wind can be distinguished from the scattered wind, avoiding the central wind from mixing with the scattered wind when it is blown out and affecting the drying quality. A plurality of air outlet holes 511 are evenly distributed on the bottom surface of the shell 51, so as to ensure that the scattered wind is evenly discharged.

[0048] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0049] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A high and low wind outlet mechanism, characterized in that: It includes a column, a height adjustment assembly, a support rod, a mounting rod and an air outlet device; The two ends of the support rod are respectively installed on the two columns through the two height adjustment components, and the support rod can move up and down along the height direction of the column. The two ends of the air outlet device are respectively installed on the two mounting rods. The air outlet device is used to blow central air and scattered air, and the two ends of the mounting rod are respectively installed on the two support rods.

2. A high and low wind outlet mechanism according to claim 1, characterized in that: The height adjustment assembly includes a screw and a nut; One end of the screw rod is installed on the end of the support rod, and the other end of the screw rod is installed on the nut. The other end of the screw rod is located inside the column, and the nut is placed on the top surface of the column.

3. A high and low wind outlet mechanism according to claim 1, characterized in that: The support rod is provided with a first adjustment slot, and the mounting rod can move forward and backward along the length direction of the first adjustment slot.

4. The high and low wind outlet mechanism according to claim 1, characterized in that: The mounting rod is provided with a second adjusting slot, and the mounting rod can move left and right along the length direction of the second adjusting slot.

5. The high and low wind outlet mechanism according to claim 1, characterized in that: The air outlet device comprises a housing, a first air inlet pipe, a second air inlet pipe, a first air regulating component, a second air regulating component, an air outlet pipe and a mounting member; The first air inlet pipe is installed on the housing through the first air regulating component, the air outlet pipe is installed on the housing, the air outlet pipe is connected to the first air inlet pipe through the first air regulating component, the air outlet pipe is used to blow out central air, and the first air regulating component is used to adjust the air inlet volume of the air outlet pipe; The second air inlet pipe is installed on the housing through the second air regulating assembly, and the housing is provided with a plurality of air outlet holes and an air dispersion cavity, and the plurality of air outlet holes are connected to the second air inlet pipe through the air dispersion cavity, and the plurality of air outlet holes are used to blow out the dispersed air, and the second air regulating assembly is used to adjust the air intake volume of the air dispersion cavity; One end of the mounting member is mounted on the outer side of the housing, and the other end of the mounting member is mounted on the mounting rod.

6. A high and low wind outlet mechanism according to claim 5, characterized in that: The first air regulating assembly includes a first transition cover, a first baffle and a first locking member; The first transition cover is installed on the top surface of the shell, the first transition cover is arranged at the air inlet of the air outlet pipe, the first transition cover is provided with a first transition cavity, the first air inlet pipe is installed on the top surface of the first transition cover, and the first air inlet pipe is connected to the air outlet pipe through the first transition cavity; The first baffle is movably installed in the first transition cavity, the first baffle can cover the air inlet of the air outlet duct, and the first locking member is used to lock and fix the first baffle.

7. A high and low wind outlet mechanism according to claim 6, characterized in that: One end of the first baffle is movably mounted on the first transition cavity, and the other end of the first baffle is provided with a first handle, which can be pressed against the first transition cover.

8. The high and low wind outlet mechanism according to claim 5, characterized in that: The second air regulating assembly includes a second transition cover, a second baffle and a second locking member; The second transition cover is installed on the top surface of the shell, the second transition cover is arranged at the air inlet of the air dispersion chamber, the second transition cover is provided with a second transition chamber, the second air inlet pipe is installed on the top surface of the second transition cover, and the second air inlet pipe is connected to the air dispersion chamber through the second transition chamber; The second baffle is movably installed in the second transition cavity, the second baffle can block the air inlet of the wind dissipation cavity, and the second locking member is used to lock and fix the second baffle.

9. A high and low wind outlet mechanism according to claim 8, characterized in that: One end of the second baffle is movably mounted on the second transition cavity, and the other end of the second baffle is provided with a second handle, which can be pressed against the second transition cover.

10. The high and low wind outlet mechanism according to claim 5, characterized in that: One end of the air outlet pipe is installed on the top surface of the shell, and the air inlet of the air outlet pipe is flush with the top surface of the shell; The other end of the air outlet pipe is installed on the bottom surface of the shell, and the other end of the air outlet pipe protrudes from the bottom surface of the shell; The bottom surface of the shell is provided with a plurality of the air outlet holes, the plurality of the air outlet holes are located at the periphery of the air outlet pipe, and the plurality of the air outlet holes are evenly distributed on the bottom surface of the shell.

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