Air draft device and cleaning equipment

Abstract

The utility model belongs to the technical field of air draft, and particularly relates to an air draft device which comprises an air duct body, a plurality of air inlets are formed in the side wall of the air duct body, the bottom of the air duct body is closed, and an air outlet is formed in the top of the air duct body. The air outlet is formed in the top of the air duct body at the top and matched with the external exhaust fan, and air in the cleaning equipment can be extracted from the air inlet; and through the rotationally-arranged air adjusting assembly, the air volume of the air inlet can be adjusted.

Description

Technical Field

[0001] The utility model belongs to the technical field of exhaust air, and in particular relates to an exhaust air device and cleaning equipment. Background Art

[0002] With the increasing global demand for renewable energy, the solar photovoltaic industry has developed rapidly. In the existing technology, silicon wafers need to go through cleaning, diffusion and coating processes before they can become solar cells. Among them, cleaning is one of the important processes in the process of solar cell production. Common cleaning equipment is divided into tank type and chain type. With the increase of market demand, the requirements for equipment capacity are also constantly increasing. The existing cleaning equipment can no longer meet the needs of large production capacity. A wet processing equipment is now proposed, which has double layers, four tracks, four cleaning tanks, water tanks, etc., which greatly improves the production capacity. The existing exhaust device is to open an exhaust port at the equipment manufacturer, and connect the exhaust port to the fan for exhaust. With the increase of the number of cleaning tanks, more harmful gases are generated during cleaning and the height of the equipment increases, resulting in the original exhaust device no longer being suitable for large-capacity wet processing equipment.

[0003] Therefore, it is necessary to provide a modular exhaust device that can be used in combination. Utility Model Content

[0004] The utility model aims to provide a modular exhaust device and cleaning equipment which can be used in combination.

[0005] In order to solve the above technical problems, the utility model provides an exhaust device, including: a duct body, the side walls of the duct body are provided with a plurality of air inlets, the bottom of the duct body is closed, and the top of the duct body is provided with an air outlet; and an air regulating component is rotatably provided on the air inlet.

[0006] Preferably, the air regulating assembly comprises an air regulating disk with a plurality of air regulating holes formed on the air regulating disk; the air inlet is provided with a circular concave platform with a plurality of air inlet holes formed on the circular concave platform, and the air regulating disk is rotatably disposed in the circular concave platform.

[0007] Preferably, a mounting hole is provided at the axis of the air regulating disk, and a bearing is provided in the mounting hole.

[0008] Preferably, the side wall of the air regulating disk is provided with an arc-shaped elastic sheet, and the side wall of the elastic sheet is provided with a protruding block; the side wall of the circular concave platform is provided with a plurality of arc-shaped grooves.

[0009] Preferably, the air inlet holes are arranged in a plurality of rows, and the air inlet holes in each row are arranged in an array around the axis of the air regulating disk.

[0010] Preferably, the side wall of the air regulating disk fits the side wall of the circular recessed platform.

[0011] Preferably, the air duct body is made of square pipe.

[0012] Preferably, a connecting ring is provided on the side wall ring of the air outlet.

[0013] Preferably, a manual valve is provided at the air outlet.

[0014] Preferably, the air duct bodies are arranged in a mirror image, the air duct bodies are interconnected, the bottom of the air duct body at the bottom is closed, and the air outlet is arranged at the top of the air duct body at the top.

[0015] The utility model also provides a cleaning device, comprising a device frame and a plurality of stacked cleaning tanks, wherein the stacked cleaning tanks are arranged in a plurality of rows, and the characteristics are:

[0016] It also includes the above-mentioned exhaust device, and the air duct body is arranged in the middle of the cleaning tanks arranged in a row.

[0017] The beneficial effects of the utility model are:

[0018] 1. By setting an air outlet at the top of the air duct body, in conjunction with an external exhaust fan, the air in the cleaning equipment can be extracted from the air inlet;

[0019] 2. By rotating the air adjustment component, the air volume can be adjusted according to the size of the air inlet.

[0020] Other features and advantages of the present invention will be set forth in the following description, and in part will become apparent from the description, or may be understood by implementing the present invention.

[0021] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, preferred embodiments are given below and described in detail with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0023] Figure 1 It is a schematic diagram of the installation of a preferred embodiment of the exhaust device of the utility model;

[0024] Figure 2It is a front view of a preferred embodiment of the air duct body of the utility model;

[0025] Figure 3 yes Figure 2 The enlarged view of point A in the middle;

[0026] Figure 4 It is a front view of a preferred embodiment of the cleaning device of the utility model.

[0027] In the figure:

[0028] 100, air duct body; 101, air inlet; 1011, circular concave platform; 1012, air inlet hole; 1013, arc groove; 102, air outlet; 1021, connecting ring; 1022, manual valve;

[0029] 200, air adjustment component; 201, air adjustment plate; 202, air adjustment hole; 203, mounting hole; 204, elastic sheet; 205, protruding block;

[0030] 300. Equipment frame; 400. Cleaning tank. DETAILED DESCRIPTION

[0031] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution of the utility model will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Example

[0032] like Figure 1-3 As shown, an exhaust device of the present embodiment comprises: an air duct body 100, a plurality of air inlets 101 are arranged on the side walls of the air duct body 100, the bottom of the air duct body 100 is closed, and an air outlet is arranged on the top of the air duct body 100; an air regulating component 200 is rotatably arranged on the air inlet 101; by arranging the air outlet 102 at the top of the air duct body 100, in cooperation with an external exhaust fan, the air in the cleaning equipment can be extracted from the air inlet 101; by means of the rotatable air regulating component 200, the air volume can be adjusted according to the size of the air inlet 101.

[0033] The air regulating component 200 includes an air regulating disk 201, on which a plurality of air regulating holes 202 are provided; the air inlet 102 is provided with a circular recess 1011, on which a plurality of air inlet holes 1012 are provided, and the air regulating disk 201 is rotatably arranged in the circular recess 1011; in short, by rotating the air regulating disk 201, the air regulating holes 202 can be aligned with the air inlet holes 1012 so that the air exhaust volume reaches the maximum.

[0034] The axis of the air regulating disk 201 is provided with a mounting hole 203 , and a bearing is disposed in the mounting hole 203 ; in short, the air regulating disk 201 can be stably rotated by the bearing.

[0035] The side wall of the air regulating disk 201 is provided with an arc-shaped elastic sheet 204, and the side wall of the elastic sheet 204 is provided with a protruding block 205; the side wall of the circular recess 1011 is provided with a plurality of arc-shaped grooves 1013; in short, the angle of the air regulating disk 201 can be limited by snapping the protruding block 205 into the arc-shaped groove 1013; further, the protruding block 205 is connected to the air regulating disk 201 through the elastic sheet 204, and when the air regulating disk 201 is rotated, the protruding block 205 can slide out of the arc-shaped groove 1013 through the deformation of the elastic sheet 204.

[0036] The air inlet holes 1012 are arranged in several rows, and the air inlet holes 1012 in each row are arranged in an axial array around the air regulating disk 201; in short, the air inlet holes 1012 and the air regulating holes 202 are arranged in rows, and are arranged in an axial array around the air regulating disk 201. When the air inlet holes 1012 need to be closed, it is only necessary to rotate the air regulating disk 201 to stagger the air inlet holes 1012 and the air regulating holes 202, and the air inlet holes 1012 can be blocked by the air regulating disk 201.

[0037] The side wall of the air regulating plate 201 fits the side wall of the circular recessed platform 1011 ; in short, this arrangement can prevent air leakage between the side walls of the air regulating plate 201 and the circular recessed platform 1011 .

[0038] The air duct body 100 is made of a square pipe; in short, the air duct body 100 can be made of a square aluminum profile as a raw material and can be used after milling and carving.

[0039] The side wall ring of the air outlet 102 is provided with a connecting ring 1021; in short, the connecting ring 1021 can facilitate the buckling of the clamp of the air duct, and the structure is simple and reliable.

[0040] The air outlet 102 is provided with a manual valve 1022 ; in short, the opening size of the air outlet 102 can be adjusted by the manual valve 1022 .

[0041] The air duct bodies 100 are arranged in a mirror image, the air duct bodies 100 are interconnected, the bottom of the air duct body 100 is closed, and the air outlet 102 is arranged at the top of the air duct body 100; in short, in order to increase the length of the exhaust device, two air duct bodies 100 are spliced ​​together, and the structure is simple and reliable.

[0042] like Figure 1 and 4 As shown, the utility model also provides a cleaning device, including a device frame 300 and a plurality of stacked cleaning tanks 400, and the stacked cleaning tanks 400 are arranged in a plurality of rows, characterized in that;

[0043] It also includes the above-mentioned exhaust device, the air duct body 100 is arranged in the middle of the cleaning tanks 400 arranged in a row; in short, the cleaning tanks 400 are stacked, which can be two layers or three layers, and the stacked cleaning tanks 400 are arranged in an array along the length direction of the equipment frame, and also include stacked cleaning tanks 400 mirrored with the air duct body 100 as the center; the air duct body 100 is installed on the equipment frame 300 and inserted between each row of cleaning tanks 400, the top of the air duct body 100 extends out of the equipment frame 300, and the side walls of the air duct body 100 are provided with multiple air inlets 101 to exhaust air for the cleaning tanks 400 on both sides.

[0044] All devices (parts without specific structure) selected in this application are universal standard parts or parts known to those skilled in the art, and their structures and principles can be known by those skilled in the art through technical manuals or conventional experimental methods. In addition, the software programs involved in this application are all prior art, and this application does not involve any improvement to the software programs.

[0045] In the description of the embodiments of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0046] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention 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 limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0047] In the several embodiments provided in the present application, it should be understood that the disclosed systems, devices and methods can be implemented in other ways. The device embodiments described above are merely schematic. For example, the division of the units is only a logical function division. There may be other division methods in actual implementation. For example, multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed. Another point is that the mutual coupling or direct coupling or communication connection shown or discussed can be through some communication interfaces, and the indirect coupling or communication connection of devices or units can be electrical, mechanical or other forms.

[0048] The units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place or distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.

[0049] In addition, each functional unit in each embodiment of the present utility model may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.

[0050] Based on the above ideal embodiments of the utility model, the relevant staff can make various changes and modifications without deviating from the technical concept of the utility model through the above description. The technical scope of the utility model is not limited to the content of the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. A ventilation device, characterized in that: include: An air duct body, wherein the side walls of the air duct body are provided with a plurality of air inlets, the bottom of the air duct body is closed, and the top of the air duct body is provided with an air outlet; An air regulating component is rotatably arranged on the air inlet; The air regulating assembly comprises an air regulating disk, and the air regulating disk is provided with a plurality of air regulating holes; The air inlet is provided with a circular concave platform, a plurality of air inlet holes are opened on the circular concave platform, and the air regulating disk is rotatably arranged in the circular concave platform; The axis of the air regulating disk is provided with a mounting hole, and a bearing is arranged in the mounting hole; The side wall of the air regulating disk is provided with an arc-shaped elastic sheet, and the side wall of the elastic sheet is provided with a protruding block; The side wall of the circular concave platform is provided with a plurality of arc-shaped grooves; The air inlet holes are arranged in a plurality of rows, and the air inlet holes in each row are arranged in an array around the axis of the air regulating disk.

2. The exhaust device according to claim 1, characterized in that: The side wall of the air regulating disk is in contact with the side wall of the circular concave platform.

3. The exhaust device according to claim 2, characterized in that: The air duct body is made of square pipe.

4. The exhaust device according to claim 3, characterized in that: The side wall ring of the air outlet is provided with a connecting ring.

5. The exhaust device according to claim 4, characterized in that: A manual valve is arranged at the air outlet.

6. A cleaning device, comprising a device frame and a plurality of stacked cleaning tanks arranged in a plurality of rows, characterized in that ； It also includes the exhaust device as described in any one of claims 1 to 5, and the air duct body is arranged between the cleaning tanks arranged in a row.

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