Classroom sanitation dust detection device

Abstract

The utility model discloses a dust detection device for classroom sanitation. The dust detection device comprises a mounting plate, a steering assembly, a device shell, an air supply assembly, a fan blade adjusting assembly, a dust detection sensor and a filtering assembly, the steering assembly is located on one side of the mounting plate, the device shell is located on the inner side of the steering assembly, the air supply assembly is located on the inner side of the device shell, the fan blade adjusting assembly is located on the inner side of the device shell, the dust detection sensor is located on one side of the air supply assembly, and the filtering assembly is located on one side of the device shell. Compared with the prior art, the utility model has the advantages that the rotating angle of the fan blade can be adjusted, the surface of the fan blade is convenient to clean, the detection direction can be adjusted, the detection range is wider, and the filter box is more convenient and faster to mount and dismount.

Description

Technical Field

[0001] The utility model relates to the technical field of dust detection, in particular to a classroom sanitation dust detection device. Background Art

[0002] The classroom is an important place for teachers and students to study and work. Staying in an environment with high dust content for a long time may have adverse effects on the respiratory system of teachers and students. The dust detection device can monitor the dust concentration in the classroom in real time to ensure that the air quality meets the health standards, thereby protecting the health of teachers and students.

[0003] However, the patents under the existing technology have the following disadvantages:

[0004] (1) The existing utility model classroom sanitation dust detection device is not provided with a component that can adjust the rotation angle of the fan blade. The angle of the fan blade of the existing classroom sanitation dust detection device is fixed. After long-term use, dust will adhere to the surface of the fan blade, and the surface of the fan blade is difficult to be completely cleaned, which will affect the detection of classroom sanitation dust.

[0005] (2) The existing utility model classroom sanitation dust detection device is not provided with a steering component, and the classroom sanitation dust detection device can only be placed at a fixed angle. When performing classroom sanitation dust detection, the detection direction is single, which reduces the detection efficiency.

[0006] (3) The installation method of the filter box of the existing utility model classroom hygiene dust detection device is complicated, resulting in the installation and disassembly of the filter box being too complicated and not quick and convenient enough. Utility Model Content

[0007] The technical problem to be solved by the utility model is to overcome the above technical defects and provide a classroom hygiene dust detection device which can adjust the rotation angle of the fan blade, the fan blade surface is easy to clean, the detection direction can be adjusted, the detection range is wider, and the filter box can be installed and disassembled more conveniently and quickly.

[0008] In order to solve the above problems, the technical solution of the utility model is: a classroom hygiene dust detection device, including a mounting plate, a steering assembly, a device housing, an air supply assembly, a fan blade adjustment assembly, a dust detection sensor and a filter assembly; the steering assembly is located on one side of the mounting plate, the device housing is located on the inner side of the steering assembly, the air supply assembly is located on the inner side of the device housing, the fan blade adjustment assembly is located on the inner side of the device housing, the dust detection sensor is located on one side of the air supply assembly, and the filter assembly is located on one side of the device housing.

[0009] Furthermore, a motor 1 is provided on one side of the mounting plate, bevel gear 1 is provided on both sides of the motor 1, a support tube is provided on one side of the mounting plate, a rotating shaft is provided on the inner side of the support tube, bevel gear 2 is provided at both ends of the rotating shaft, the bevel gear 2 is meshed with the bevel gear 1, and bevel gear 3 is provided on both sides of the device housing, the bevel gear 3 is meshed with the bevel gear 2.

[0010] Furthermore, a rotating groove is provided on the inner side of the device shell, a gear ring is provided on the inner side of the rotating groove, the gear ring is rotationally connected with the rotating groove, a motor 2 is provided on one side of the device shell, a gear is provided on one side of the motor 2, the gear is meshed with the gear ring, a connecting shaft is provided on the inner side of the gear ring, the connecting shaft is rotationally connected with the gear ring, a fan blade is provided on the outer side of the connecting shaft, a bevel gear 4 is provided at one end of the connecting shaft, a connecting bin is provided on the outer side of the connecting shaft, a motor 3 is provided on one side of the connecting bin, a driving shaft is provided on one side of the motor 3, a rotating disk is provided at one end of the driving shaft, and a bevel gear ring is provided on one side of the rotating disk.

[0011] Furthermore, a limiting groove 1 is provided on one side of the device shell, a spring 1 is provided on the inner side of the limiting groove 1, a limiting column is provided on one end of the spring 1, a top ring is provided on one end of the limiting column, a filter box is provided on the inner side of the device shell, a limiting groove 2 is provided on the inner side of the device shell, a spring 2 is provided on the inner side of the limiting groove 2, a plug is provided on one end of the spring 2, a connecting pipe is provided on one side of the filter box, a bevel retaining ring is provided on one end of the connecting pipe, a groove is provided on one side of the bevel retaining ring, and a slip ring is provided on the outer side of the connecting pipe.

[0012] The advantages of the utility model compared with the existing technology are:

[0013] (1) The utility model provides a classroom hygiene dust detection device with a fan blade adjustment assembly, which can adjust the rotation of the fan blade so that the fan blade rotates and closes, making it easier to clean the surface of the fan blade.

[0014] (2) The utility model provides a classroom hygiene dust detection device with a steering assembly, which can adjust the detection direction of the classroom hygiene dust detection device and provide a wider detection range.

[0015] (3) The filter box provided in the classroom hygiene dust detection device of the utility model can be installed and removed by pressing, which makes the installation and removal of the filter box faster and more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The utility model is a stereoscopic diagram of a classroom hygiene dust detection device.

[0017] Figure 2 This is a cross-sectional view of a classroom hygiene dust detection device of the utility model. Figure 1 .

[0018] Figure 3 This is a cross-sectional view of a classroom hygiene dust detection device of the utility model. Figure 2 .

[0019] Figure 4 This is a cross-sectional view of a classroom hygiene dust detection device of the utility model. Figure 3 .

[0020] Figure 5 It is an enlarged view of A of a classroom hygiene dust detection device of the utility model.

[0021] Figure 6 It is an enlarged view of B of a classroom hygiene dust detection device of the utility model.

[0022] As shown in the figure: 1. Mounting plate; 2. Steering assembly; 3. Device housing; 4. Air supply assembly; 5. Blade adjustment assembly; 6. Dust detection sensor; 7. Filter assembly; 8. Motor 1; 9. Bevel gear 1; 10. Support tube; 11. Rotating shaft; 12. Bevel gear 2; 13. Bevel gear 3; 14. Rotating groove; 15. Gear ring; 16. Motor 2; 17. Gear; 18. Connecting shaft; 19. Blade; 20. Bevel gear 4; 21. Connecting bin; 22. Motor 3; 23. Driving shaft; 24. Rotating disk; 25. Bevel gear ring; 26. Limiting groove 1; 27. Spring 1; 28. Limiting column; 29. ​​Top ring; 30. Filter box; 31. Limiting groove 2; 32. Spring 2; 33. Plug; 34. Bevel retaining ring; 35. Groove; 36. Connecting pipe; 37. Slip ring. DETAILED DESCRIPTION

[0023] The specific implementation of the utility model is further described below in conjunction with the accompanying drawings, wherein the same parts are represented by the same reference numerals.

[0024] It should be noted that the words "front", "rear", "left", "right", "up" and "down" used in the following description refer to directions in the drawings, and the words "inside" and "outside" refer to directions toward or away from the geometric center of a specific component, respectively.

[0025] In order to make the contents of the present invention more clearly understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention.

[0026] like Figures 1 to 6As shown, a classroom hygiene dust detection device includes a mounting plate 1, a steering component 2, a device housing 3, an air supply component 4, a fan blade adjustment component 5, a dust detection sensor 6 and a filter component 7; the steering component 2 is located on one side of the mounting plate 1, the device housing 3 is located on the inner side of the steering component 2, the air supply component 4 is located on the inner side of the device housing 3, the fan blade adjustment component 5 is located on the inner side of the device housing 3, the dust detection sensor 6 is located on one side of the air supply component 4, and the filter component 7 is located on one side of the device housing 3.

[0027] A limiting groove 26 is provided on one side of the device housing 3, a spring 27 is provided on the inner side of the limiting groove 26, a limiting column 28 is provided at one end of the spring 27, a top ring 29 is provided at one end of the limiting column 28, a filter box 30 is provided on the inner side of the device housing 3, a limiting groove 2 31 is provided on the inner side of the device housing 3, a spring 2 32 is provided on the inner side of the limiting groove 2 31, a plug 33 is provided at one end of the spring 2 32, a connecting pipe 36 is provided on one side of the filter box 30, a bevel retaining ring 34 is provided on one end of the connecting pipe 36, a groove 35 is provided on one side of the bevel retaining ring 34, and a slip ring 37 is provided on the outer side of the connecting pipe 36.

[0028] A motor 8 is provided on one side of the mounting plate 1, and bevel gears 19 are provided on both sides of the motor 8. A support tube 10 is provided on one side of the mounting plate 1, and a rotating shaft 11 is provided on the inner side of the support tube 10. Bevel gears 2 12 are provided at both ends of the rotating shaft 11, and the bevel gears 2 12 are meshed with the bevel gear 1 9. Bevel gears 3 13 are provided on both sides of the device housing 3, and the bevel gears 3 13 are meshed with the bevel gears 2 12.

[0029] A rotating groove 14 is provided on the inner side of the device housing 3, a gear ring 15 is provided on the inner side of the rotating groove 14, the gear ring 15 is rotationally connected to the rotating groove 14, a motor 2 is provided on one side of the device housing 3, a gear 17 is provided on one side of the motor 2 16, the gear 17 is meshed with the gear ring 15, a connecting shaft 18 is provided on the inner side of the gear ring 15, the connecting shaft 18 is rotationally connected to the gear ring 15, a fan blade 19 is provided on the outer side of the connecting shaft 18, a bevel gear 4 20 is provided at one end of the connecting shaft 18, a connecting bin 21 is provided on the outer side of the connecting shaft 18, a motor 3 22 is provided on one side of the connecting bin 21, a drive shaft 23 is provided on one side of the motor 3 22, a rotating disk 24 is provided at one end of the driving shaft 23, and a bevel gear ring 25 is provided on one side of the rotating disk 24.

[0030] In specific use, starting motor three 22 causes driving shaft 23 to drive rotating disk 24 to rotate, and rotating disk 24 drives bevel gear ring 25 to rotate and drive bevel gear four 20 so that connecting shaft 18 drives fan blades 19 to rotate, so that closed fan blades 19 are separated.

[0031] Starting motor 2 16 causes gear 17 with gear ring 15 to rotate, and the fan blades 19 rotate to draw air into the device housing 3. The air passes through the dust detection sensor 6 to complete dust detection, and the air passes through the filter box 30 to complete filtering. Starting motor 1 8 causes bevel gear 1 9 to rotate, and bevel gear 1 9 drives bevel gear 2 12 and rotating shaft 11 to rotate, and drives bevel gear 3 13 to rotate, driving the device housing 3 to rotate, and completing the adjustment of the detection direction.

[0032] After waiting for the detection and filtering to be completed, the motor 3 22 is started to rotate and close the fan blades 19. At this time, the dust on the surface of the fan blades can be easily cleaned, and the filter box 30 is pressed so that the slip ring 37 squeezes the plug 33 and retracts into the limit groove 2 31. When the slip ring 37 is waiting to move to the other side of the plug 33, the plug 33 pops out to support the slip ring 37, and the filter box 30 is released. The spring 1 27 lifts the limit column 28 and the top ring 29 to lift the filter box 30, and the plug 33 drives the slip ring 37 to slide, and the slip ring 37 generally sinks into the groove 3 5, the filter box 30 continues to pop out, the plug 33 is squeezed and contracted by the slip ring 37, and when the slip ring 37 and the bevel retaining ring 34 move to the other side of the plug 33, the plug 33 pops out. At this time, the filter box 30 has been disassembled. After replacing the filter box 30, press the filter box 30 to make the bevel retaining ring 34 squeeze the plug 33 and contract. When the bevel retaining ring 34 passes through the plug 33, the plug 33 pops out. At this time, the top ring 29 supports the filter box 30, and the plug 33 fixes the connecting pipe 36, completing the installation of the filter box 30.

[0033] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A classroom hygiene dust detection device, characterized in that: It comprises a mounting plate (1), a steering assembly (2), a device housing (3), an air supply assembly (4), a fan blade adjustment assembly (5), a dust detection sensor (6) and a filter assembly (7); The steering assembly (2) is located on one side of the mounting plate (1), the device housing (3) is located on the inner side of the steering assembly (2), the air supply assembly (4) is located on the inner side of the device housing (3), the fan blade adjustment assembly (5) is located on the inner side of the device housing (3), the dust detection sensor (6) is located on one side of the air supply assembly (4), and the filter assembly (7) is located on one side of the device housing (3).

2. A classroom hygiene dust detection device according to claim 1, characterized in that: A motor 1 (8) is provided on one side of the mounting plate (1), and bevel gear 1 (9) is provided on both sides of the motor 1 (8). A support tube (10) is provided on one side of the mounting plate (1), and a rotating shaft (11) is provided on the inner side of the support tube (10). Bevel gear 2 (12) is provided at both ends of the rotating shaft (11), and the bevel gear 2 (12) is meshed with the bevel gear 1 (9). Bevel gear 3 (13) is provided on both sides of the device housing (3), and the bevel gear 3 (13) is meshed with the bevel gear 2 (12).

3. A classroom hygiene dust detection device according to claim 1, characterized in that: A rotating groove (14) is provided on the inner side of the device housing (3), a gear ring (15) is provided on the inner side of the rotating groove (14), and the gear ring (15) is rotatably connected to the rotating groove (14); a second motor (16) is provided on one side of the device housing (3), a gear (17) is provided on one side of the second motor (16), and the gear (17) meshes with the gear ring (15); a connecting shaft (18) is provided on the inner side of the gear ring (15), and the connecting shaft (18) is connected to the gear ring (15) 15) is rotatably connected, a fan blade (19) is provided on the outer side of the connecting shaft (18), a bevel gear four (20) is provided at one end of the connecting shaft (18), a connecting bin (21) is provided on the outer side of the connecting shaft (18), a motor three (22) is provided on one side of the connecting bin (21), a driving shaft (23) is provided on one side of the motor three (22), a rotating disk (24) is provided on one end of the driving shaft (23), and a bevel gear ring (25) is provided on one side of the rotating disk (24).

4. A classroom hygiene dust detection device according to claim 1, characterized in that: A limiting groove (26) is provided on one side of the device housing (3), a spring (27) is provided on the inner side of the limiting groove (26), a limiting column (28) is provided on one end of the spring (27), a top ring (29) is provided on one end of the limiting column (28), a filter box (30) is provided on the inner side of the device housing (3), a limiting groove (31) is provided on the inner side of the device housing (3), a spring (32) is provided on the inner side of the limiting groove (31), a plug (33) is provided on one end of the spring (32), a connecting pipe (36) is provided on one side of the filter box (30), a bevel retaining ring (34) is provided on one end of the connecting pipe (36), a groove (35) is provided on one side of the bevel retaining ring (34), and a slip ring (37) is provided on the outer side of the connecting pipe (36).

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