Ventilation device of clean room

Abstract

The invention provides a ventilation device of a clean room, and relates to the technical field of clean room ventilation. The ventilation device of the clean room comprises two pre-treatment box bodies, pre-treatment assemblies are arranged in the two pre-treatment box bodies, a mounting base is fixedly connected between the opposite sides of the two pre-treatment box bodies, and an air inducing assembly is mounted on the side wall of the mounting base. When working equipment needs to be overhauled and maintained, the first valve and the second valve which are opened are closed, the other first valve and the other second valve are opened, a channel between the other front treatment box body and the rear treatment barrel body is opened, and the previous drying plate, the first filter plate and the second filter plate are replaced; and the first connecting cylinder and the second connecting cylinder can be detached, then the first threaded inner cylinder and the second threaded inner cylinder are taken down for maintenance, shutdown is not needed, and continuous ventilation is guaranteed.

Description

Technical Field

[0001] The invention relates to the technical field of clean room ventilation, in particular to a ventilation device for a clean room. Background Art

[0002] A clean room refers to a well-enclosed space in which parameters such as air cleanliness, temperature, humidity, pressure, and noise are controlled as needed. The development of clean rooms is closely linked to modern industry and cutting-edge technology. At present, clean rooms are widely used in industries such as precision machinery, semiconductors, aerospace, atomic energy, medical equipment, and hospitals.

[0003] Nowadays, in order to ensure the air cleanliness technology of the clean room, it is necessary to install ventilation devices on the ceiling or other suitable locations of the clean room, and partially install ventilation devices on the wall vents of the clean room. However, a ventilation device usually has only one air inlet. When the internal equipment of the ventilation device is inspected and maintained, the entire ventilation device has to stop running, and continuous and uninterrupted ventilation cannot be carried out. Summary of the invention

[0005] In view of the deficiencies in the prior art, the present invention provides a ventilation device for a clean room, which solves the problem that a ventilation device usually has only one air inlet, and when the internal equipment of the ventilation device is inspected and maintained, the entire ventilation device has to stop running, and continuous and uninterrupted ventilation cannot be performed.

[0006] (II) Technical solution To achieve the above objectives, the present invention is implemented through the following technical solutions: a ventilation device for a clean room, comprising two pre-treatment boxes, both of which are provided with pre-treatment components, a mounting seat fixedly connected between opposite sides of the two pre-treatment boxes, an air induced draft component installed on the side wall of the mounting seat, an intermediate connector detachably connected to one side of the two pre-treatment boxes, a post-treatment cylinder fixedly connected to one end of the intermediate connector away from the pre-treatment box, the post-treatment cylinder consisting of a first connecting cylinder and a second connecting cylinder, the first connecting cylinder and the second connecting cylinder are connected by a connecting component, the intermediate connecting body is fixedly connected to the first connecting cylinder, a heating component is provided inside the first connecting cylinder, a sterilization component is provided inside the second connecting cylinder, and an air inlet component is connected between the two post-treatment cylinders.

[0007] Preferably, the pre-treatment component includes a drying plate, a first filter plate and a second filter plate, and the drying plate, the first filter plate and the second filter plate are all clamped on the top of the pre-treatment box body, and the top of the pre-treatment box body is provided with a through groove, and a sealing strip is fixedly connected to the inner wall of the through groove, and the drying plate includes a hollow plate, and a plurality of ventilation holes are provided on both sides of the hollow plate, and the interior of the hollow plate is filled with a desiccant.

[0008] Preferably, the air induced assembly includes an installation fan fixedly connected to the side wall of the installation seat, the inlet of the installation fan is fixedly connected to the air inlet pipe, the outlet of the installation fan is fixedly connected to the first connecting pipe, the end of the first connecting pipe away from the installation fan is fixedly connected to the second connecting pipe, two third connecting pipes are fixedly connected to the side walls at both ends of the second connecting pipe, the end of the third connecting pipe away from the second connecting pipe is fixedly connected to the corresponding pre-processing box, the first valve is installed on the two third connecting pipes, and the installation fan is started, and the installation fan introduces outside air into the first connecting pipe through the air inlet pipe, then enters the second connecting pipe through the first connecting pipe, enters one of the third connecting pipes through the second connecting pipe, and enters the inside of the corresponding pre-processing box through the third connecting pipe.

[0009] Preferably, the connecting assembly includes two outer fixing rings, one of which is fixedly connected to the first connecting tube, and the other is fixedly connected to the second connecting tube. The two outer fixing rings are connected by a plurality of bolts. By removing the bolts, the first connecting tube can be separated from the second connecting tube.

[0010] Preferably, the heating component includes a first threaded inner cylinder threadedly connected to the inside of the first connecting cylinder, a first horn bucket is fixedly connected to the inside of the first threaded inner cylinder, a plurality of electric heating lamps are fixedly connected to the inside of the first threaded inner cylinder and located close to the second connecting cylinder, the horn mouth of the first horn bucket faces the electric heating lamp, a first porous plate is fixedly connected to the large-diameter part of the first horn bucket, a plurality of first through holes are penetrated through the side wall of the first porous plate, and air is dispersed and blown toward the plurality of electric heating lamps through the first horn bucket, and the dispersed air is evenly heated by the plurality of electric heating lamps.

[0011] Preferably, the sterilization component includes a second threaded inner cylinder threadedly connected to the inside of the second connecting cylinder, a second horn bucket is fixedly connected to the inside of the second threaded inner cylinder, a plurality of ultraviolet lamps are fixedly connected to the inside of the second threaded inner cylinder and located away from the first connecting cylinder, the horn mouth of the second horn bucket faces the ultraviolet lamp, a second porous plate is fixedly connected to the large-diameter part of the second horn bucket, a plurality of second through holes are penetrated through the side wall of the second porous plate, the heated air is then dispersed and blown toward the plurality of ultraviolet lamps through the second horn bucket, and the dispersed air is sterilized by the plurality of ultraviolet lamps.

[0012] Preferably, the air inlet assembly includes two first mounting pipes, the two first mounting pipes are respectively detachably connected to the corresponding second connecting tubes, a second mounting pipe is commonly fixedly connected between the two first mounting pipes, two third mounting pipes are fixedly connected to a side of the second mounting pipe away from the first mounting pipe, an air inlet hood is commonly fixedly connected between the two third mounting pipes, air enters the second mounting pipe through the first mounting pipe, enters the air inlet hood through the third mounting pipe, and finally enters the interior of the clean room through the air inlet hood.

[0013] Preferably, a rectangular mounting frame is fixedly connected to the outer surface of the air inlet cover, mounting holes are formed through the four corners of the rectangular mounting frame, and a second valve is installed on each of the two first mounting pipes.

[0014] (III) Beneficial effects The present invention provides a ventilation device for a clean room, which has the following beneficial effects: 1. According to the present invention, when the working equipment needs to be repaired and maintained, the opened first valve and the second valve are closed, and the other first valve and the second valve are opened to open the passage between the other pre-processing box and the post-processing cylinder, and the previous drying plate, the first filter plate and the second filter plate are replaced, and the first connecting cylinder and the second connecting cylinder can be disassembled, and then the first threaded inner cylinder and the second threaded inner cylinder are removed for maintenance without stopping the equipment, thereby ensuring continuous ventilation.

[0015] 2. In the present invention, air is dispersed and blown toward multiple electric heating lamps through the first trumpet bucket. When the air passes through the first trumpet bucket, it first passes through the small-diameter part of the first trumpet bucket, and the air is gathered. After passing through the small-diameter part of the first trumpet bucket, the air is instantly diffused at the large-diameter part of the first trumpet bucket, and the dispersed air is evenly heated by multiple electric heating lamps. Then, the heated air is dispersed and blown toward multiple ultraviolet lamps through the second trumpet bucket. When the air passes through the second trumpet bucket, it first passes through the small-diameter part of the second trumpet bucket, and the air is gathered. After passing through the small-diameter part of the second trumpet bucket, the air is instantly diffused at the large-diameter part of the second trumpet bucket, and the dispersed air is sterilized by multiple ultraviolet lamps. Then, the air enters the second installation pipe through one of the first installation pipes, enters the air inlet hood through the third installation pipe, and finally enters the inside of the clean room through the air inlet hood. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A schematic diagram of a three-dimensional structure from a first perspective of a ventilation device for a clean room provided by the present invention; Figure 2 A schematic diagram of the third perspective structure of a ventilation device for a clean room provided by the present invention; Figure 3 A top view of a ventilation device for a clean room provided by the present invention; Figure 4 A schematic diagram of the internal structure of a post-processing cylinder of a ventilation device for a clean room provided by the present invention; Figure 5 A schematic diagram of the internal structure of a first threaded inner cylinder of a ventilation device for a clean room provided by the present invention; Figure 6 A schematic diagram of the internal structure of a second threaded inner cylinder of a ventilation device for a clean room provided by the present invention; Figure 7 A schematic diagram of the first porous plate structure of a ventilation device for a clean room provided by the present invention.

[0017] Among them, 1. pre-treatment box; 2. drying plate; 3. first filter plate; 4. second filter plate; 5. installation fan; 6. first connecting pipe; 7. second connecting pipe; 8. third connecting pipe; 9. intermediate connector; 10. post-treatment cylinder; 11. first connecting cylinder; 12. second connecting cylinder; 13. outer fixing ring; 14. first installation pipe; 15. second installation pipe; 16. third installation pipe; 17. air inlet cover; 18. rectangular installation frame; 19. first threaded inner cylinder; 20. first horn bucket; 21. electric heating lamp; 22. second threaded inner cylinder; 23. second horn bucket; 24. ultraviolet lamp; 25. first porous plate. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention. Example

[0019] like Figure 1-Figure 7 As shown, an embodiment of the present invention provides a ventilation device for a clean room, comprising two pre-treatment boxes 1, wherein the two pre-treatment boxes 1 are both provided with pre-treatment components, wherein the pre-treatment components include a drying plate 2, a first filter plate 3 and a second filter plate 4, wherein the drying plate 2, the first filter plate 3 and the second filter plate 4 are all clamped on the top of the pre-treatment box 1, wherein a through groove is provided on the top of the pre-treatment box 1, and a sealing strip is fixedly connected to the inner wall of the through groove, wherein the drying plate 2 includes a hollow plate, wherein a plurality of vents are provided on both sides of the hollow plate, and the interior of the hollow plate is filled with a desiccant; A mounting seat is fixedly connected between the two opposite sides of the pre-processing boxes 1, and an air induction assembly is installed on the side wall of the mounting seat. The air induction assembly includes a mounting fan 5 fixedly connected to the side wall of the mounting seat, and the inlet of the mounting fan 5 is fixedly connected to the air inlet pipe, and the outlet of the mounting fan 5 is fixedly connected to the first connecting pipe 6, and the end of the first connecting pipe 6 away from the mounting fan 5 is fixedly connected to the second connecting pipe 7, and two third connecting pipes 8 are fixedly connected to the side walls of both ends of the second connecting pipe 7, and the end of the third connecting pipe 8 away from the second connecting pipe 7 is fixedly connected to the corresponding pre-processing box 1, and the two third connecting pipes 8 are both installed with a first valve; One side of the two pre-processing boxes 1 can be detachably connected with an intermediate connecting body 9, and one end of the intermediate connecting body 9 away from the pre-processing box 1 is fixedly connected with a post-processing cylinder 10, and the post-processing cylinder 10 is composed of a first connecting cylinder 11 and a second connecting cylinder 12, and the first connecting cylinder 11 and the second connecting cylinder 12 are connected by a connecting assembly, and the connecting assembly includes two outer fixing rings 13, one of which is fixedly connected to the first connecting cylinder 11, and the other is fixedly connected to the second connecting cylinder 12, and the two outer fixing rings 13 are connected by a plurality of bolts; The intermediate connector 9 is fixedly connected to the first connecting tube 11, and a heating assembly is arranged inside the first connecting tube 11. The heating assembly includes a first threaded inner tube 19 which is threadedly connected to the inside of the first connecting tube 11, and a first horn 20 is fixedly connected inside the first threaded inner tube 19. A plurality of electric heating lamps 21 are fixedly connected inside the first threaded inner tube 19 and located near the second connecting tube 12. The horn mouth of the first horn 20 faces the electric heating lamp 21, and a first porous plate 25 is fixedly connected to the large-caliber part of the first horn 20. A plurality of first through holes are formed through the side wall of the first porous plate 25. When air passes through the first horn 20, it first passes through the small-caliber part of the first horn 20, and the air is gathered. After passing through the small-caliber part of the first horn 20, the air is instantly diffused at the large-caliber part of the first horn 20, and then divided by the first porous plate 25 to form a plurality of air flows to the electric heating lamp 21, so that the electric heating lamp 21 can evenly heat the air. A sterilization component is arranged inside the second connecting tube 12, and the sterilization component includes a second threaded inner tube 22 threadedly connected to the inside of the second connecting tube 12, a second horn 23 is fixedly connected to the inside of the second threaded inner tube 22, and a plurality of ultraviolet lamps 24 are fixedly connected to the inside of the second threaded inner tube 22 and located away from the first connecting tube 11, the horn mouth of the second horn 23 faces the ultraviolet lamp 24, and a second porous plate is fixedly connected to the large-caliber part of the second horn 23, and a plurality of second through holes are penetrated through the side wall of the second porous plate. When air passes through the second horn 23, it first passes through the small-caliber part of the second horn 23, and the air is gathered. After passing through the small-caliber part of the second horn 23, the air is instantly diffused at the large-caliber part of the second horn 23, and then divided by the second porous plate to form a plurality of airflows flowing to the ultraviolet lamp 24, so that the ultraviolet lamp 24 can evenly heat the air; An air intake assembly is connected between the two post-processing cylinders 10, and the air intake assembly includes two first mounting pipes 14, and the two first mounting pipes 14 are detachably connected to the corresponding second connecting cylinders 12, and a second mounting pipe 15 is fixedly connected between the two first mounting pipes 14. Two third mounting pipes 16 are fixedly connected to the side of the second mounting pipe 15 away from the first mounting pipe 14, and an air intake cover 17 is fixedly connected between the two third mounting pipes 16. A rectangular mounting frame 18 is fixedly connected to the outer surface of the air intake cover 17, and mounting holes are opened at the four corners of the rectangular mounting frame 18. Second valves are installed on the two first mounting pipes 14, and the rectangular mounting frame 18 can install the air intake cover 17 at the vent of the clean room.

[0020] Working principle: When in use, open one of the first valves and the second valve, start the installed fan 5, and the installed fan 5 introduces external air into the first connecting pipe 6 through the air inlet pipe, and then enters the second connecting pipe 7 through the first connecting pipe 6, enters one of the third connecting pipes 8 through the second connecting pipe 7, and enters the corresponding pre-treatment box 1 through the third connecting pipe 8, and is dried by the drying plate 2 to remove moisture in the air, and then filtered by the first filter plate 3 and the second filter plate 4 to remove dust in the air; The dried and dust-free air enters the interior of the post-treatment cylinder 10 through the intermediate connector 9. First, the air is dispersed and blown to multiple electric heating lamps 21 through the first horn 20, and the dispersed air is evenly heated by the multiple electric heating lamps 21. Then, the heated air is dispersed and blown to multiple ultraviolet lamps 24 through the second horn 23. The dispersed air is sterilized by the multiple ultraviolet lamps 24, and then enters the second installation pipe 15 through one of the first installation pipes 14, enters the air inlet cover 17 through the third installation pipe 16, and finally enters the interior of the clean room through the air inlet cover 17; When the above-mentioned working equipment needs to be inspected and maintained, the opened first valve and the second valve are closed, and the other first valve and the second valve are opened to open the passage between the other pre-treatment box 1 and the post-treatment cylinder 10, and the previous drying plate 2, the first filter plate 3 and the second filter plate 4 are replaced, and the first connecting cylinder 11 and the second connecting cylinder 12 can be removed, and then the first threaded inner cylinder 19 and the second threaded inner cylinder 22 are removed for maintenance without stopping the machine to ensure continuous ventilation.

[0021] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprising a reference structure" do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0022] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art 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 appended claims and their equivalents.

Claims

1. A ventilation device for a clean room, comprising two pre-treatment boxes (1), characterized in that: A pre-treatment component is disposed inside the two pre-treatment boxes (1); a mounting seat is fixedly connected between opposite sides of the two pre-treatment boxes (1); an air induction component is installed on the side wall of the mounting seat; an intermediate connector (9) is detachably connected to one side of the two pre-treatment boxes (1); an end of the intermediate connector (9) away from the pre-treatment box (1) is fixedly connected to a post-treatment cylinder (10); the post-treatment cylinder (10) is composed of a first connecting cylinder (11) and a second connecting cylinder (12); the first connecting cylinder (11) and the second connecting cylinder (12) are connected via a connecting assembly; the intermediate connector (9) is fixedly connected to the first connecting cylinder (11); a heating component is disposed inside the first connecting cylinder (11); a sterilization component is disposed inside the second connecting cylinder (12); and an air inlet component is connected between the two post-treatment cylinders (10).

2. A ventilation device for a clean room according to claim 1, characterized in that: The pre-treatment component comprises a drying plate (2), a first filter plate (3) and a second filter plate (4); the drying plate (2), the first filter plate (3) and the second filter plate (4) are all clamped on the top of the pre-treatment box (1); a through groove is provided on the top of the pre-treatment box (1); a sealing strip is fixedly connected to the inner wall of the through groove; the drying plate (2) comprises a hollow plate; a plurality of ventilation holes are provided on both sides of the hollow plate; and a desiccant is filled inside the hollow plate.

3. A ventilation device for a clean room according to claim 1, characterized in that: The air induction assembly comprises a mounting fan (5) fixedly connected to the side wall of the mounting seat, the inlet of the mounting fan (5) is fixedly connected to an air inlet pipe, the outlet of the mounting fan (5) is fixedly connected to a first connecting pipe (6), one end of the first connecting pipe (6) away from the mounting fan (5) is fixedly connected to a second connecting pipe (7), two third connecting pipes (8) are fixedly connected to the side walls at both ends of the second connecting pipe (7), one end of the third connecting pipe (8) away from the second connecting pipe (7) is fixedly connected to the corresponding pre-processing box (1), and the two third connecting pipes (8) are both installed with a first valve.

4. A ventilation device for a clean room according to claim 1, characterized in that: The connection assembly comprises two outer fixing rings (13), one of the outer fixing rings (13) being fixedly connected to the first connection cylinder (11), and the other outer fixing ring (13) being fixedly connected to the second connection cylinder (12), and the two outer fixing rings (13) being connected via a plurality of bolts.

5. A ventilation device for a clean room according to claim 1, characterized in that: The heating component comprises a first threaded inner tube (19) threadedly connected to the inside of a first connecting tube (11); a first trumpet (20) is fixedly connected to the inside of the first threaded inner tube (19); a plurality of electric heating lamps (21) are fixedly connected to the inside of the first threaded inner tube (19) and located close to the second connecting tube (12); the trumpet mouth of the first trumpet (20) faces the electric heating lamp (21); a first porous plate (25) is fixedly connected to the large-diameter portion of the first trumpet (20); and a plurality of first through holes are formed through the side wall of the first porous plate (25).

6. A ventilation device for a clean room according to claim 1, characterized in that: The sterilization component comprises a second threaded inner cylinder (22) threadedly connected to the inside of the second connecting cylinder (12); a second trumpet hopper (23) is fixedly connected to the inside of the second threaded inner cylinder (22); a plurality of ultraviolet lamps (24) are fixedly connected to the inside of the second threaded inner cylinder (22) and at a position away from the first connecting cylinder (11); the trumpet mouth of the second trumpet hopper (23) faces the ultraviolet lamps (24); a second porous plate is fixedly connected to the large-diameter portion of the second trumpet hopper (23); and a plurality of second through holes are formed through the side wall of the second porous plate.

7. A ventilation device for a clean room according to claim 1, characterized in that: The air inlet assembly comprises two first installation pipes (14), the two first installation pipes (14) are respectively detachably connected to corresponding second connecting tubes (12), a second installation pipe (15) is fixedly connected between the two first installation pipes (14), two third installation pipes (16) are fixedly connected to a side of the second installation pipe (15) away from the first installation pipe (14), and an air inlet cover (17) is fixedly connected between the two third installation pipes (16).

8. A ventilation device for a clean room according to claim 7, characterized in that: A rectangular mounting frame (18) is fixedly connected to the outer surface of the air inlet cover (17), mounting holes are provided through the four corners of the rectangular mounting frame (18), and a second valve is installed on each of the two first mounting pipes (14).

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