Micro-dust monitoring device for clean room

Abstract

The utility model discloses a dust monitoring device for a clean room, relates to the technical field of environment monitoring of the clean room, and aims to solve the problems that the monitoring range is limited and the calibration is inaccurate due to the fact that the existing monitoring device for the clean room is generally only fixed at one position of the clean room and can only monitor dust within a certain range. Comprising a monitoring main body and a mounting rod; the detection pipe is arranged at the front end of the mounting rod, an air inlet is formed in the left side of the interior of the detection pipe, an air outlet is formed in the right side of the interior of the detection pipe, first filter screens are arranged on the surfaces of the air outlet and the air inlet, and a first fan is arranged on the left side of the interior of the detection pipe; and a first air detector is arranged in the middle of the interior of the detection pipe.

Description

Technical Field

[0001] The utility model relates to the technical field of clean room environment monitoring, in particular to a dust monitoring device for a clean room. Background Art

[0002] Clean room, also known as dust-free workshop, clean room or clean room. It refers to an environment with a low pollution level. The pollution sources here refer to dust, airborne microorganisms, suspended particles, and chemical volatile gases. More precisely, a clean room has a controlled pollution level, which can be determined by the number of particles per cubic meter or the maximum particle size. Low-level clean rooms are usually not sterilized (such as no controlled microorganisms) and are more concerned about airborne dust. Clean rooms are widely used in industries that are particularly sensitive to environmental pollution, such as semiconductor production, biochemical technology, biotechnology, precision machinery, pharmaceuticals, hospitals and other industries.

[0003] Existing clean room monitoring devices are usually only fixed at one location in the clean room and can only monitor dust within a certain range, resulting in a limited monitoring range and inaccurate calibration; therefore, we propose a clean room dust monitoring device to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a dust monitoring device for a clean room, so as to solve the problem that the existing clean room monitoring device proposed in the above background technology is usually only fixed at one place in the clean room and can only monitor the dust within a certain range, thereby resulting in a limited monitoring range and inaccurate calibration.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a dust monitoring device for a clean room, comprising a monitoring body and a mounting rod;

[0006] Also includes:

[0007] A detection tube is arranged at the front end of the mounting rod, an air inlet is arranged on the left side of the detection tube, an air outlet is arranged on the right side of the detection tube, a first filter is arranged on the surface of the air outlet and the air inlet, a first fan is arranged on the left side of the detection tube, a first air detector is arranged in the middle of the detection tube, a signal sending module is arranged inside the mounting rod, and an output end of the first air detector is electrically connected to an input end of the signal sending module;

[0008] A partition plate is arranged inside the monitoring body, and the partition plate divides the inside of the monitoring body into two layers. A plurality of through grooves are arranged outside the monitoring body, and the through grooves are respectively located on the left and right sides, the bottom and the lower side of the front end of the monitoring body. A second filter is arranged on the surface of the through grooves. A collecting tray is arranged at the bottom end of the partition plate, and the collecting tray is connected with the upper end of the partition plate. A second fan is arranged in the middle of the upper end of the partition plate, and the second fan is connected with the collecting tray. An exhaust pipe is arranged at the upper end of the second fan, and the other end of the exhaust pipe is connected with the left side of the monitoring body. A second air detector is arranged at the lower part of the exhaust pipe. A signal receiving module is arranged on one side of the interior of the monitoring body, and the output end of the signal sending module is electrically connected with the input end of the signal receiving module. Second fixing blocks are symmetrically arranged on both sides of the outer wall of the monitoring body.

[0009] Preferably, a card slot is provided inside the mounting frame, and a locking disk is provided at the rear end of the mounting rod, the locking disk is engaged with the card slot, and the mounting rod can rotate on the locking disk, and fixed frames are symmetrically provided on the upper and lower sides of the front end of the mounting rod, and a rotating shaft is provided at the front end of the fixed frame, the rotating shaft is fixedly connected to the upper and lower ends of the detection tube, and the detection tube is movably mounted on the front end of the mounting rod through the rotating shaft, and first fixed blocks are symmetrically provided on the left and right sides of the mounting frame.

[0010] Preferably, a temperature and humidity sensor is provided on one side of the front end surface of the monitoring body, a display screen is provided on the front end surface of the monitoring body, and the output ends of the temperature and humidity sensor, the second air detector and the signal receiving module are electrically connected to the input end of the display screen.

[0011] Preferably, filter cotton and an activated carbon plate are respectively provided at the inner distal end of the exhaust pipe, and the filter cotton is located at the rear end of the activated carbon plate.

[0012] Preferably, a movable tube is threadedly connected to the right side of the exterior of the monitoring body, and the movable tube is connected to the far end of the exhaust pipe, an exhaust port is provided at the front end of the movable tube, and a third filter is provided at the front end of the exhaust port.

[0013] Preferably, a buzzer alarm is provided on one side of the upper end of the monitoring body, and the output end of the second air detector is electrically connected to the input end of the buzzer alarm, a display light is provided at the front end of the detection tube, and the output end of the first air detector is electrically connected to the input end of the display light.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The utility model sets a plurality of detection tubes inside the clean room, fixes the detection tubes on the wall through a mounting frame, and the mounting frame can adjust its position by itself and be placed in the area to be monitored in the clean room, thereby increasing the monitoring range and the accuracy of monitoring the dust inside the clean room, and remotely transmits the surrounding monitoring data to the monitoring body through the signal sending module, and displays the data through the display screen.

[0016] 2. A mounting rod is arranged at the rear end of the detection tube, and the mounting rod and the detection tube are connected by a fixing frame, and the fixing frame is provided with a rotating shaft, and the air inlet angle of the detection tube can be manually moved, thereby changing the monitoring position. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the monitoring main structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the detection tube structure of the utility model;

[0019] Figure 3 This is a cross-sectional view of the interior of the monitoring body of the utility model;

[0020] Figure 4 This is an internal cross-sectional view of the detection tube structure of the utility model;

[0021] In the figure: 1. monitoring body; 2. mounting frame; 3. locking plate; 4. slot; 5. mounting rod; 6. first air detector; 7. detection tube; 8. display light; 9. fixing frame; 10. rotating shaft; 11. first fixing block; 12. signal sending module; 13. air inlet; 14. air outlet; 15. first filter; 16. first fan; 17. buzzer alarm; 18. second fixing block; 19. display screen; 20. temperature and humidity sensor; 21. through slot; 22. second filter; 23. signal receiving module; 24. collecting plate; 25. second fan; 26. second air detector; 27. exhaust pipe; 28. movable pipe; 29. ​​exhaust port; 30. third filter; 31. filter cotton; 32. activated carbon plate; 33. partition plate. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0023] See also Figure 1-4 , the utility model provides an embodiment: a dust monitoring device for a clean room, comprising a monitoring body 1 and a mounting rod 5;

[0024] Also includes:

[0025] A detection tube 7 is arranged at the front end of the mounting rod 5, an air inlet 13 is arranged on the left side of the detection tube 7, an air outlet 14 is arranged on the right side of the detection tube 7, a first filter 15 is arranged on the surface of the air outlet 14 and the air inlet 13, a first fan 16 is arranged on the left side of the detection tube 7, a first air detector 6 is arranged in the middle of the detection tube 7, a signal sending module 12 is arranged inside the mounting rod 5, and the output end of the first air detector 6 is electrically connected to the input end of the signal sending module 12;

[0026] A partition plate 33 is arranged inside the monitoring body 1, and the partition plate 33 divides the inside of the monitoring body 1 into two layers. A plurality of through grooves 21 are arranged outside the monitoring body 1, and the through grooves 21 are respectively located on the left and right sides, the bottom and the lower side of the front end of the monitoring body 1. The surfaces of the through grooves 21 are provided with second filters 22. A collecting tray 24 is arranged at the bottom end of the partition plate 33, and the collecting tray 24 is connected to the upper end of the partition plate 33. A second fan 25 is arranged in the middle of the upper end of the partition plate 33, and the second fan 25 is connected to the collecting tray 24. An exhaust pipe 27 is arranged at the upper end of the second fan 25, and the other end of the exhaust pipe 27 is connected to the left side of the monitoring body 1. A second air detector 26 is arranged at the lower part of the exhaust pipe 27. A signal receiving module 23 is arranged on one side of the interior of the monitoring body 1, and the output end of the signal sending module 12 is electrically connected to the input end of the signal receiving module 23. Second fixing blocks 18 are symmetrically arranged on both sides of the outer wall of the monitoring body 1.

[0027] Several mounting racks 2 are arranged and installed in various areas to be monitored in the clean room, so that the monitoring range can be increased.

[0028] See also Figure 2 and Figure 4 A card slot 4 is provided inside the mounting frame 2, and a locking disk 3 is provided at the rear end of the mounting rod 5. The locking disk 3 is engaged with the card slot 4, and the mounting rod 5 can rotate on the locking disk 3. Fixed frames 9 are symmetrically provided on the upper and lower sides of the front end of the mounting rod 5. A rotating shaft 10 is provided at the front end of the fixed frame 9. The rotating shaft 10 is fixedly connected to the upper and lower ends of the detection tube 7, and the detection tube 7 is movably installed on the front end of the mounting rod 5 through the rotating shaft 10. First fixed blocks 11 are symmetrically provided on the left and right sides of the mounting frame 2 to facilitate the removal of the detection structure from the mounting frame 2.

[0029] See also Figure 1 A temperature and humidity sensor 20 is provided on one side of the front end surface of the monitoring body 1, and a display screen 19 is provided on the front end surface of the monitoring body 1. The output ends of the temperature and humidity sensor 20, the second air detector 26 and the signal receiving module 23 are electrically connected to the input end of the display screen 19, so that the clean room data can be displayed through the display screen 19 for easy observation by the staff.

[0030] See also Figure 3 The inner far end of the exhaust pipe 27 is respectively provided with filter cotton 31 and activated carbon plate 32, and the filter cotton 31 is located at the rear end of the activated carbon plate 32, which can purify the detected air.

[0031] See also Figure 3 A movable tube 28 is threadedly connected to the right side of the outside of the monitoring body 1, and the movable tube 28 is connected to the far end of the exhaust pipe 27. An exhaust port 29 is provided at the front end of the movable tube 28, and a third filter screen 30 is provided at the front end of the exhaust port 29. The movable tube 28 can be disassembled to facilitate the replacement of the filter cotton 31 and the activated carbon plate 32.

[0032] See also Figure 3 and Figure 4 A buzzer alarm 17 is provided on one side of the upper end of the monitoring body 1, and the output end of the second air detector 26 is electrically connected to the input end of the buzzer alarm 17. A display light 8 is provided at the front end of the detection tube 7, and the output end of the first air detector 6 is electrically connected to the input end of the display light 8. The detection result of the detector is fed back through the display light 8 and the buzzer alarm 17. If the air contains serious pollutants, the buzzer alarm 17 will be activated.

[0033] Working principle: When in use, the mounting frame 2 is fixed to the wall through the connection of the first fixing block 11 and the bolts. Several mounting frames 2 can be set up and installed in various monitored areas of the clean room. The mounting rod 5 is clamped inside the mounting frame 2 through the clamping plate 3, and the first fan 16 is started to suck the surrounding air into the detection tube 7, which is analyzed by the first air detector 6, and the data is sent to the monitoring body 1 through the signal sending module 12 and displayed on the display screen 19. At the same time, the second fan 25 is started inside the monitoring body 1 to suck the surrounding air from the through slot 21 into the exhaust pipe 27, and is analyzed by the second air detector 26.

[0034] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A dust monitoring device for a clean room, comprising a monitoring body (1), a mounting frame (2) and a mounting rod (5); Features: Also includes: A detection tube (7) is arranged at the front end of a mounting rod (5); an air inlet (13) is arranged on the left side of the interior of the detection tube (7); an air outlet (14) is arranged on the right side of the interior of the detection tube (7); a first filter (15) is arranged on the surface of the air outlet (14) and the air inlet (13); a first fan (16) is arranged on the left side of the interior of the detection tube (7); a first air detector (6) is arranged in the middle of the interior of the detection tube (7); a signal sending module (12) is arranged inside the mounting rod (5), and the output end of the first air detector (6) is electrically connected to the input end of the signal sending module (12); A partition plate (33) is arranged inside the monitoring body (1), and the partition plate (33) divides the inside of the monitoring body (1) into two layers. The outside of the monitoring body (1) is provided with a plurality of through slots (21), and the through slots (21) are respectively located on the left and right sides, the bottom and the lower side of the front end of the monitoring body (1). The surfaces of the through slots (21) are provided with a second filter screen (22). The bottom end of the partition plate (33) is provided with a collection tray (24), and the collection tray (24) is connected to the upper end of the partition plate (33). A second fan (22) is provided in the middle of the upper end of the partition plate (33). 25), and the second fan (25) is connected to the collecting plate (24), an exhaust pipe (27) is arranged at the upper end of the second fan (25), and the other end of the exhaust pipe (27) is connected to the left side of the monitoring body (1), a second air detector (26) is arranged at the lower part of the exhaust pipe (27), a signal receiving module (23) is arranged on one side of the interior of the monitoring body (1), and the output end of the signal sending module (12) is electrically connected to the input end of the signal receiving module (23), and second fixing blocks (18) are symmetrically arranged on both sides of the outer wall of the monitoring body (1).

2. A dust monitoring device for a clean room according to claim 1, characterized in that: The mounting frame (2) is provided with a slot (4) inside, and a locking disk (3) is provided at the rear end of the mounting rod (5), the locking disk (3) is locked with the slot (4), and the mounting rod (5) can rotate on the locking disk (3), and the upper and lower sides of the front end of the mounting rod (5) are symmetrically provided with fixing frames (9), and the front end of the fixing frame (9) is provided with a rotating shaft (10), the rotating shaft (10) is fixedly connected to the upper and lower ends of the detection tube (7), and the detection tube (7) is movably installed on the front end of the mounting rod (5) through the rotating shaft (10), and the left and right sides of the mounting frame (2) are symmetrically provided with first fixing blocks (11).

3. A dust monitoring device for a clean room according to claim 1, characterized in that: A temperature and humidity sensor (20) is provided on one side of the front end surface of the monitoring body (1), a display screen (19) is provided on the front end surface of the monitoring body (1), and the output ends of the temperature and humidity sensor (20), the second air detector (26) and the signal receiving module (23) are all electrically connected to the input end of the display screen (19).

4. A dust monitoring device for a clean room according to claim 1, characterized in that: The exhaust pipe (27) is provided with filter cotton (31) and an activated carbon plate (32) at the inner distal end thereof, and the filter cotton (31) is located at the rear end of the activated carbon plate (32).

5. A dust monitoring device for a clean room according to claim 1, characterized in that: The right side of the exterior of the monitoring body (1) is threadedly connected with a movable tube (28), and the movable tube (28) is connected to the far end of the exhaust pipe (27). The front end of the movable tube (28) is provided with an exhaust port (29), and the front end of the exhaust port (29) is provided with a third filter (30).

6. A dust monitoring device for a clean room according to claim 1, characterized in that: A buzzer alarm (17) is provided on one side of the upper end of the monitoring body (1), and the output end of the second air detector (26) is electrically connected to the input end of the buzzer alarm (17); a display light (8) is provided at the front end of the detection tube (7), and the output end of the first air detector (6) is electrically connected to the input end of the display light (8).

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