Ventilating duct system for clean workshop

Abstract

The utility model relates to the technical field of ventilating ducts, and discloses a clean workshop ventilating duct system which comprises a suspended ceiling and a fixing box, a plurality of ventilating fans are fixedly arranged at the front end of the fixing box, a plurality of square pipes are fixedly arranged in the fixing box, first filter screens are slidably arranged at the front ends of the inner walls of the two sides of the square pipes, and second filter screens are slidably arranged at the front ends of the inner walls of the two sides of the square pipes. Second filter screens are slidably arranged in the middles of the inner walls of the two sides of the multiple square pipes, air freshening pieces are slidably arranged at the rear ends of the inner walls of the two sides of the multiple square pipes, and a protection box is fixedly arranged in the middle of the lower end of the suspended ceiling. According to the air purifier, the fixing box is arranged, the two filter screens with different filter grades are arranged in the fixing box in a sliding mode, the air freshening piece is arranged on the last layer, the air freshening degree is enhanced while external air is filtered in a multi-layer mode, and the filtering effect of the air purifier is improved; and a user can conveniently adjust the air outlet angle and height.

Description

Technical Field

[0001] The utility model relates to the technical field of ventilation duct systems, in particular to a ventilation duct system for a clean workshop. Background Art

[0002] Clean workshop is one of the indispensable links in the modern industrial production process. It has strict requirements on air, water quality and surface cleanliness, aiming to ensure the cleanliness, hygiene and safety of the production environment. The characteristics of clean workshop include high air cleanliness, high surface cleanliness, personnel protection, environmental suitability and full process management. In order to ensure the air quality of clean workshop, ventilation ducts will be installed in the clean workshop to improve the air quality of clean workshop and ensure the health and production efficiency of employees.

[0003] The traditional ventilation duct system only uses a single filter device, and the filtering effect is not ideal. In addition, the air outlet of the traditional ventilation duct system is fixed to the indoor ceiling and cannot be adjusted after installation, so the flexibility is poor.

[0004] Therefore, the utility model provides a clean workshop ventilation duct system to solve the problems raised in the above background technology. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a clean workshop ventilation duct system. The device is provided with a fixed box, in which two filter screens with different filtration levels are slidably arranged, and an air freshener is arranged on the last layer. While filtering the outside air in multiple layers, the freshness of the air is enhanced, thereby improving the filtering effect of the device. The device is also provided with an adjustable air outlet, so that the user can adjust the air outlet angle and height, and is easy to use.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a clean room ventilation duct system, including a ceiling and a fixed box, a plurality of ventilation fans are fixedly arranged at the front end of the fixed box, a plurality of square tubes are fixedly arranged inside the fixed box, a first filter is slidably arranged at the front end of the inner wall on both sides of the plurality of square tubes, a second filter is slidably arranged at the middle position of the inner wall on both sides of the plurality of square tubes, and an air freshener is slidably arranged at the rear end of the inner wall on both sides of the plurality of square tubes;

[0007] A protection box is fixedly arranged at the middle of the lower end of the ceiling, a motor is fixedly arranged at one side of the inner top surface of the protection box, a rotating shaft is fixedly arranged at the middle and the other side of the inner top surface of the protection box, and pulleys are fixedly arranged at the output end of the motor and the lower ends of the multiple rotating shafts;

[0008] Through the above technical scheme, the suspended ceiling is conducive to the installation and fixation of the protection box, the fixed box is conducive to the installation of the filtering mechanism, the ventilation fan is conducive to drawing outside air into the room and exchanging the indoor air with the outside air, the square tube is conducive to the sliding installation of the filter and the convenience of filter removal, the No. 1 filter is conducive to the use in conjunction with the No. 2 filter, multi-layer filtration, enhanced filtering performance, the air freshener is conducive to enhancing air freshness, the protection box is conducive to protecting internal parts, the motor is conducive to driving the pulley to rotate, the rotating shaft is conducive to stabilizing the position of the pulley, the pulley is conducive to driving the upper threaded rod to rotate, and the belt body is wrapped and fixed on the outer surface of the pulley, which is conducive to driving multiple pulleys to rotate at the same time.

[0009] Furthermore, a plurality of the pulleys are fixedly provided with threaded rods at the lower ends, a plurality of threaded rods are threadedly sleeved with threaded boxes on the outer surfaces, and a plurality of telescopic rods are fixedly provided with telescopic rods at the front ends;

[0010] Through the above technical solution, the threaded rod is conducive to driving the outer surface thread box to move up and down for adjustment, the threaded box is conducive to the fixation of the telescopic rod, and the other side of the telescopic rod is fixed to the bellows, which is conducive to driving the bellows to adjust the air outlet height.

[0011] Furthermore, a plurality of air outlets are fixedly provided at the front side of the lower end of the suspended ceiling, and a corrugated pipe is fixedly provided at the lower end of the plurality of air outlets;

[0012] Through the above technical solution, the air outlet is conducive to gas discharge, and the bellows is conducive to cooperating with the threaded rod and the telescopic rod to adjust the height and angle of the air outlet.

[0013] Furthermore, a plurality of the ventilation fans are fixedly provided with protective nets at the front ends, and a plurality of rain covers are fixedly provided at the upper ends of the protective nets;

[0014] Through the above technical solution, the protective net is helpful for protecting the ventilation fan, and the rain cover is helpful for preliminary rain protection.

[0015] Furthermore, an installation box is fixedly arranged at the rear end of the fixed box, and a plurality of gas pipes are fixedly arranged at the upper end of the installation box;

[0016] Through the above technical solution, the installation box is conducive to the installation and fixation of the gas pipe, the gas pipe is connected with the installation box, the fixing box and the gas outlet, and the gas pipe is conducive to gas transportation.

[0017] Furthermore, a wall panel is fixedly arranged on one side of the suspended ceiling, and two air outlet slots are arranged at the lower end of the other side of the wall panel;

[0018] Through the above technical solution, the wall panel is conducive to the installation of the air outlet slot, and the air outlet slot is conducive to the discharge of indoor air.

[0019] Furthermore, a protective cover is hingedly provided on the upper end of the fixed box, and a plurality of the gas pipes are fixedly installed on the ceiling;

[0020] Through the above technical solution, the protective cover is helpful for protecting the interior.

[0021] The utility model has the following beneficial effects:

[0022] 1. The utility model proposes a ventilation duct system for a clean workshop. The traditional ventilation duct system only uses a single filter device, and the filtering effect is not ideal. In addition, the air outlet of the traditional ventilation duct system is fixed to the indoor ceiling and cannot be adjusted after installation, and the flexibility is poor. The device is provided with a fixed box, in which two filter screens with different filtering levels are slidably arranged, and an air freshener is also arranged on the last layer. While filtering the external air in multiple layers, the freshness of the air is enhanced, thereby improving the filtering effect of the device. The device is also provided with an adjustable air outlet, which is convenient for users to adjust the air outlet angle and height, and is easy to use.

[0023] 2. The utility model proposes a clean workshop ventilation duct system. The device is provided with a No. 1 filter, a No. 2 filter and an air freshener sheet at the air inlet, which is beneficial to improving the filtering performance of the device. The air freshener sheet can also be replaced with an activated carbon particle box, which is beneficial to absorbing bacteria and odors in the air. The device is also provided with a protective box, and a height-adjusting screw device is provided inside the protective box. The height of the bellows can be adjusted by the screw device, which is convenient for adjusting the height of the air outlet and enhancing the flexibility of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is an axonometric schematic diagram of the utility model;

[0025] Figure 2 It is a front view axonometric schematic diagram of the utility model;

[0026] Figure 3 This is a bottom-up axonometric schematic diagram of the present invention;

[0027] Figure 4 It is a top cross-sectional schematic diagram of the fixed box of the utility model;

[0028] Figure 5 It is a front cross-sectional schematic diagram of the protection box of the utility model.

[0029] Legend:

[0030] 1. Ceiling; 2. Protection box; 3. Fixed box; 4. Air pipe; 5. Air outlet; 6. Installation box; 7. Protection cover; 8. Ventilation fan; 9. Protection net; 10. Rain cover; 11. Wall panel; 12. Air outlet slot; 13. Threaded box; 14. Telescopic rod; 15. Bellows; 16. Threaded rod; 17. Filter No. 1; 18. Filter No. 2; 19. Air freshener; 20. Square tube; 21. Motor; 22. Pulley; 23. Rotating shaft. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0032] Reference Figure 1-5 The utility model provides an embodiment: a clean workshop ventilation duct system, including a ceiling 1 and a fixed box 3, a plurality of ventilation fans 8 are fixedly arranged at the front end of the fixed box 3, a plurality of square tubes 20 are fixedly arranged inside the fixed box 3, a No. 1 filter 17 is slidably arranged at the front end of the inner walls on both sides of the plurality of square tubes 20, a No. 2 filter 18 is slidably arranged at the middle position of the inner walls on both sides of the plurality of square tubes 20, an air freshener 19 is slidably arranged at the rear end position of the inner walls on both sides of the plurality of square tubes 20, a protective box 2 is fixedly arranged at the middle position of the lower end of the ceiling 1, a motor 21 is fixedly arranged at one side of the inner top surface of the protective box 2, a rotating shaft 23 is fixedly arranged at the middle and other side positions of the inner top surface of the protective box 2, and pulleys 22 are fixedly arranged at the output end of the motor 21 and the lower ends of the plurality of rotating shafts 23.

[0033] The device is provided with a fixed box 3, in which two filter screens with different filtration levels are slidably provided, and an air freshener sheet 19 is provided on the last layer. While filtering the external air in multiple layers, the freshness of the air is enhanced, thereby improving the filtering effect of the device. The air freshener sheet 19 can also be replaced with an activated carbon particle box, which is beneficial for absorbing bacteria and odors in the air. The device is also provided with a protective box 2, and a height-adjusting screw device is provided inside the protective box 2. The height of the bellows 15 can be adjusted by the screw device, which is convenient for adjusting the height of the air outlet and enhancing the flexibility of the device. When it is necessary to adjust the air outlet angle and height of the air outlet, the telescopic rod 14 can be started to drive the bellows 15 to adjust the air outlet angle forward and backward, the motor 21 can be started to drive the threaded rod 16 to rotate, and the bellows 15 can be driven by the threaded box 13 to adjust the air outlet height.

[0034] A threaded rod 16 is fixedly provided at the lower end of multiple pulleys 22, a threaded box 13 is threadedly sleeved on the outer surface of the threaded rod 16, a telescopic rod 14 is fixedly provided at the front end of the multiple threaded boxes 13, a plurality of air outlets 5 are fixedly provided at the front side of the lower end of the suspended ceiling 1, a bellows 15 is fixedly provided at the lower end of the multiple air outlets 5, a protective net 9 is fixedly provided at the front end of multiple ventilation fans 8, a rain cover 10 is fixedly provided at the upper end of multiple protective nets 9, an installation box 6 is fixedly provided at the rear end of the fixed box 3, a plurality of air pipes 4 are fixedly provided at the upper end of the installation box 6, a wall panel 11 is fixedly provided on one side of the suspended ceiling 1, two air outlet grooves 12 are provided at the lower end of the other side of the wall panel 11, a protective cover 7 is hingedly provided at the upper end of the fixed box 3, and a plurality of air pipes 4 are fixedly installed with the suspended ceiling 1.

[0035] The threaded rod 16 is conducive to driving the outer surface thread box 13 to move up and down for adjustment. The threaded box 13 is conducive to the fixation of the telescopic rod 14. The other side of the telescopic rod 14 is fixed to the bellows 15, which is conducive to driving the bellows 15 to adjust the height of the air outlet. When the motor 21 is started, it will drive the lower end pulley 22 to rotate. There are multiple pulleys 22, and they are connected by winding the belt body, so that multiple pulleys 22 can rotate at the same time. When the pulley 22 rotates, it will drive the lower end threaded rod 16 to rotate, and the threaded rod 16 will drive the threaded box 13 The position is adjusted by moving up and down with the telescopic rod 14, the air outlet 5 is conducive to gas discharge, the bellows 15 is conducive to cooperating with the threaded rod 16 and the telescopic rod 14 to adjust the height and angle of the air outlet, the protective net 9 is conducive to protecting the ventilation fan 8, the rain cover 10 is conducive to preliminary rain protection, the installation box 6 is conducive to the installation and fixation of the gas pipe 4, the gas pipe 4 is connected with the installation box 6, the fixing box 3 and the air outlet 5, the gas pipe 4 is conducive to gas transportation, the wall panel 11 is conducive to the installation of the gas outlet groove 12, and the gas outlet groove 12 is conducive to the discharge of indoor air.

[0036] Working principle: When the device is in use, the outside air is sucked into the fixed box 3 through the ventilation fan 8. When the air enters the fixed box 3, it will pass through the square tube 20 and the No. 1 filter 17, the No. 2 filter 18 and the air freshener 19 in the middle, which is beneficial to filtering the dust in the air layer by layer. The filtered air enters the air outlet 5 through the air supply pipe 4. The air outlet 5 is fixedly connected to the bellows 15 at the lower end. When it is necessary to adjust the air outlet angle and height of the air outlet, the telescopic rod 14 can be started to drive the bellows 15 to adjust the air outlet angle forward and backward, and the motor 21 can be started to drive the threaded rod 16 to rotate, and the bellows 15 can be driven by the threaded box 13 to adjust the air outlet height, which is easy to use.

[0037] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A clean room ventilation duct system, comprising a suspended ceiling (1) and a fixed box (3), characterized in that: A plurality of ventilation fans (8) are fixedly arranged at the front end of the fixed box (3), a plurality of square tubes (20) are fixedly arranged inside the fixed box (3), a first filter (17) is slidably arranged at the front end of the inner walls on both sides of the plurality of square tubes (20), a second filter (18) is slidably arranged at the middle of the inner walls on both sides of the plurality of square tubes (20), and an air freshener (19) is slidably arranged at the rear end of the inner walls on both sides of the plurality of square tubes (20); A protection box (2) is fixedly arranged at the middle of the lower end of the suspended ceiling (1); a motor (21) is fixedly arranged at one side of the inner top surface of the protection box (2); a rotating shaft (23) is fixedly arranged at the middle of the inner top surface and at the other side of the protection box (2); and pulleys (22) are fixedly arranged at the output end of the motor (21) and the lower ends of the plurality of rotating shafts (23).

2. A clean room ventilation duct system according to claim 1, characterized in that: A threaded rod (16) is fixedly arranged at the lower end of the plurality of pulleys (22), a threaded box (13) is threadedly sleeved on the outer surface of the plurality of threaded rods (16), and a telescopic rod (14) is fixedly arranged at the front end of the plurality of threaded boxes (13).

3. A clean room ventilation duct system according to claim 1, characterized in that: A plurality of air outlets (5) are fixedly arranged at the front side of the lower end of the suspended ceiling (1), and a corrugated pipe (15) is fixedly arranged at the lower ends of the plurality of air outlets (5).

4. A clean room ventilation duct system according to claim 1, characterized in that: A protective net (9) is fixedly arranged at the front end of the plurality of ventilation fans (8), and a rainproof cover (10) is fixedly arranged at the upper end of the plurality of protective nets (9).

5. A clean room ventilation duct system according to claim 1, characterized in that: An installation box (6) is fixedly arranged at the rear end of the fixed box (3), and a plurality of gas delivery pipes (4) are fixedly arranged at the upper end of the installation box (6).

6. A clean room ventilation duct system according to claim 1, characterized in that: A wall panel (11) is fixedly arranged on one side of the suspended ceiling (1), and two air outlet grooves (12) are provided at the lower end of the other side of the wall panel (11).

7. A clean room ventilation duct system according to claim 5, characterized in that: A protective cover (7) is hingedly provided on the upper end of the fixed box (3), and the plurality of gas pipes (4) are fixedly mounted on the suspended ceiling (1).

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