Clean room air detection device

Abstract

The utility model relates to the technical field of air detection, and discloses a clean room air detection device which comprises a box body and a limiting mechanism, a cover plate is arranged on the outer wall of the box body, an L-shaped limiting frame is arranged on the outer wall of the cover plate, and a connecting column is arranged on the inner wall of the L-shaped limiting frame. According to the clean room air detection device, through the threaded connection effect between a hexagonal connecting nut and a stud, when a cross-shaped mounting frame is fixed in a lower exhaust pipe, the hexagonal connecting nut can be connected with the lower exhaust pipe, so that the cross-shaped mounting frame can be fixed in the lower exhaust pipe, and meanwhile, due to the fact that a purifying agent is stored in a purifying cylinder, the purifying agent can be effectively purified. Through the arrangement of the purification cylinder, residual air stored in the box body can be purified by the purification cylinder, then the residual air can be effectively prevented from influencing later detection of the equipment, and elastic tension released by the spring can push the disc to fix the cover plate and the plugging plate, so that the sealing performance of the equipment is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to air detection technical field, concretely is a clean room air detection device. BACKGROUND

[0002] In the clean room, air quality is crucial, so regular air detection is needed to ensure compliance with the specified cleanliness standards. The clean room is a place for producing products with extremely high environmental conditions or performing processes with extremely high environmental requirements.

[0003] The air quality in different areas has a big difference. After air detection in the clean room, there is often residual air in the box, and when the gas is injected next time, the injected gas will mix with the residual gas, so that the residual gas will affect the detection result of the equipment when the air is detected, and thus the detection accuracy is easily reduced. Therefore, a clean room air detection device is proposed. UTILITY MODEL CONTENT

[0004] The utility model provides the following technical scheme: a clean room air detection device, including box and limiting mechanism, the outer wall of box is equipped with cover plate, the outer wall of cover plate is equipped with L type limiting frame, the inner wall of L type limiting frame is equipped with connecting column, the outer wall of connecting column is equipped with pull block, the side of connecting column away from pull block is equipped with disc, the outer wall of connecting column is equipped with spring.

[0005] As a preferred technical scheme of the utility model, the outer wall of the cover plate is provided with a screw, and the screw and the box are fixed by thread connection. The outer wall of the cover plate is provided with a handle. The inner wall of the cover plate is provided with a telescopic rod. The telescopic rod and the cover plate are connected by sliding.

[0006] As a preferred technical scheme of the utility model, the telescopic rod is provided with a plugging plate on the side away from the box. The outer wall of the plugging plate is provided with a fixing groove. The outer wall of the plugging plate is provided with a base. The outer wall of the base is provided with a display. The side of the base away from the display is provided with a detection probe.

[0007] As a preferred technical scheme of the utility model, the outer wall of the box is provided with a butt joint cylinder. The outer wall of the butt joint cylinder is provided with an air inlet pipe. The side of the box away from the butt joint cylinder is provided with a lower exhaust pipe. The inner wall of the lower exhaust pipe is provided with a purification mechanism.

[0008] As a preferred technical scheme of the utility model, the inner wall of the lower exhaust pipe is provided with a cross installation frame. The outer wall of the cross installation frame is provided with a stud. The outer wall of the stud is provided with a hexagonal connecting nut. The stud and the cross installation frame are fixed by thread connection. The outer wall of the cross installation frame is provided with a purification cylinder.

[0009] As a preferred technical scheme of the utility model, the outer wall of the box is provided with an extension plate, the box and the extension plate are slidably connected, the outer wall of the extension plate is provided with a blocking plug, the outer wall of the box is provided with a valve, the outer wall of the valve is provided with a suction cup, and the valve and the box are fixed through threaded connection.

[0010] Compared with the prior art, the utility model has the following beneficial effects:

[0011] The clean room air detection device, through the threaded connection between the hexagonal connecting nut and the stud, enables the cross installation frame to be fixed in the lower exhaust pipe, the hexagonal connecting nut can be connected with the lower exhaust pipe, and the cross installation frame can be fixed in the lower exhaust pipe. Since the purification cylinder stores the purification agent, the residual air stored in the box can be purified by the purification cylinder, thereby effectively avoiding the influence of residual air on the detection of the equipment in the later period, and the elastic tension released by the spring can push the disc to fix the cover plate and the blocking plate, thereby improving the sealing performance of the equipment. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a perspective structural schematic view of a clean room air detection device;

[0013] Figure 2 It is a left view of a clean room air detection device;

[0014] Figure 3 It is a sectional view of a clean room air detection device;

[0015] Figure 4 It is a structural schematic view of a purification mechanism in a clean room air detection device;

[0016] Figure 5 It is a structural schematic view of a limiting mechanism in a clean room air detection device.

[0017] In the drawing: 1, box; 2, cover plate; 3, screw; 4, handle; 5, butt joint cylinder; 6, air inlet pipe; 7, lower exhaust pipe; 8, blocking plate; 9, extension plate; 10, blocking plug; 11, valve; 12, suction cup; 13, fixing groove; 14, limiting mechanism; 141, L-shaped limiting frame; 142, connecting column; 143, pull block; 144, disc; 145, spring; 15, base; 16, display; 17, detection probe; 18, purification mechanism; 181, cross installation frame; 182, purification cylinder; 183, stud; 184, hexagonal connecting nut; 19, telescopic rod. DETAILED DESCRIPTION

[0018] Clearly, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the present application.

[0019] Please refer to Figures 1-5The utility model provides a clean room air detection device, including box 1 and positioner 14, the outer wall of box 1 is equipped with cover plate 2, the outer wall of cover plate 2 is equipped with L type positioner 141, the inner wall of L type positioner 141 is equipped with connecting column 142, the outer wall of connecting column 142 is equipped with pull block 143, connecting column 142 is equipped with disc 144 on the side away from pull block 143, the outer wall of connecting column 142 is equipped with spring 145, wherein connecting column 142 and pull block 143 are integrated equipment, so that when cover plate 2 and the sealing plate 8 are fixed, disc 144 can be contacted with fixed groove 13, so as to enhance the connection sealing property of cover plate 2 and sealing plate 8, the outer wall of cover plate 2 is equipped with screw 3, and screw 3 is fixed between cover plate 2 and box 1 by thread connection, the outer wall of cover plate 2 is equipped with handle 4, the inner wall of cover plate 2 is equipped with telescopic rod 19, and telescopic rod 19 is slidably connected with cover plate 2, wherein by setting a plurality of screw 3 on the outer wall of cover plate 2, screw 3 can be directly and stably connected with box 1 and cover plate 2 during work, so that the sealing property of the equipment can be effectively improved during work, the side, away from box 1, of telescopic rod 19 is equipped with sealing plate 8, the outer wall of sealing plate 8 is provided with fixed groove 13, the outer wall of sealing plate 8 is equipped with abutment 15, the outer wall of abutment 15 is equipped with display 16, and the side, away from display 16, of abutment 15 is equipped with detection probe 17, wherein detection probe 17 can detect the air in box 1 and display the detection result on display 16, the outer wall of box 1 is equipped with butt cylinder 5, the outer wall of butt cylinder 5 is equipped with air inlet pipe 6, the side, away from butt cylinder 5, of box 1 is equipped with lower exhaust pipe 7, the inner wall of lower exhaust pipe 7 is equipped with purification mechanism 18, wherein butt cylinder 5 and lower exhaust pipe 7 are mutually penetrated, so that the air entering from air inlet pipe 6 can enter box 1 through butt cylinder 5 and be directly discharged through lower exhaust pipe 7 after detection, the inner wall of lower exhaust pipe 7 is equipped with cross mounting bracket 181, the outer wall of cross mounting bracket 181 is equipped with stud 183, the outer wall of stud 183 is equipped with hexagonal connecting nut 184, and stud 183 is fixed between cross mounting bracket 181 by thread connection, and the outer wall of cross mounting bracket 181 is equipped with purification cylinder 182, wherein cross mounting bracket 181 and stud 183 are integrated equipment, and a plurality of purification cylinders 182 are arranged on the outer wall of cross mounting bracket 181, so that the residual air can be purified, the outer wall of box 1 is equipped with extension plate 9, box 1 is slidably connected with extension plate 9, the outer wall of extension plate 9 is equipped with sealing plug 10, the outer wall of box 1 is equipped with valve 11, the outer wall of valve 11 is equipped with suction cup 12, and valve 11 is fixed between box 1 by thread connection, wherein when valve 11 is screwed, suction cup 12 rotates together and fixes extension plate 9 after moving to a certain position, thereby effectively avoiding the position deviation of extension plate 9.

[0020] The working principle is that when the device needs to be used, the external air pipe is connected with the air inlet pipe 6, the valve 11 is screwed to connect the sealing plug 10 with the connecting cylinder 5, the sealing plate 8 is pushed to fix the sealing plate 8 with the cover plate 2, air enters the box 1 through the connecting cylinder 5 and is detected by the detection probe 17, and the purification cylinder 182 can purify the residual gas after detection.

[0021] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A clean room air monitoring device comprising a housing (1) and a position limiting mechanism (14), characterized in that: The outer wall of the box (1) is provided with a cover plate (2), the outer wall of the cover plate (2) is provided with an L-shaped limiting frame (141), the inner wall of the L-shaped limiting frame (141) is provided with a connecting column (142), the outer wall of the connecting column (142) is provided with a pull block (143), the connecting column (142) is provided with a disc (144) away from the pull block (143), and the outer wall of the connecting column (142) is provided with a spring (145).

2. A cleanroom air monitoring device according to claim 1, wherein: The outer wall of the cover plate (2) is provided with a screw (3), and the screw (3) and the box (1) are fixed through threaded connection, the outer wall of the cover plate (2) is provided with a handle (4), the inner wall of the cover plate (2) is provided with a telescopic rod (19), and the telescopic rod (19) and the cover plate (2) are connected through sliding connection.

3. A cleanroom air monitoring device according to claim 2, wherein: The telescopic rod (19) is provided with a blocking plate (8) away from the box (1), the outer wall of the blocking plate (8) is provided with a fixed groove (13), the outer wall of the blocking plate (8) is provided with a base (15), the outer wall of the base (15) is provided with a display (16), and the base (15) is provided with a detection probe (17) away from the display (16).

4. A cleanroom air monitoring device according to claim 1, wherein: The outer wall of the box (1) is provided with a butt joint cylinder (5), the outer wall of the butt joint cylinder (5) is provided with an air inlet pipe (6), the box (1) is provided with a lower exhaust pipe (7) away from the butt joint cylinder (5), and the inner wall of the lower exhaust pipe (7) is provided with a purification mechanism (18).

5. A cleanroom air monitoring device according to claim 4, wherein: The inner wall of the lower exhaust pipe (7) is provided with a cross mounting frame (181), the outer wall of the cross mounting frame (181) is provided with a stud (183), the outer wall of the stud (183) is provided with a hexagonal connecting nut (184), and the stud (183) and the cross mounting frame (181) are fixed through threaded connection, and the outer wall of the cross mounting frame (181) is provided with a purification cylinder (182).

6. A cleanroom air monitoring device according to claim 1, wherein: The outer wall of the box (1) is provided with an extension plate (9), the box (1) and the extension plate (9) are connected through sliding connection, the outer wall of the extension plate (9) is provided with a blocking plug (10), the outer wall of the box (1) is provided with a valve (11), the outer wall of the valve (11) is provided with a suction cup (12), and the valve (11) and the box (1) are fixed through threaded connection.

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