Filter structure of air inlet of negative film dryer

Abstract

The utility model discloses a negative film dryer air inlet filtering structure which comprises a dryer body, an air inlet pipe arranged on the dryer body, a plurality of spoilers arranged on the air inlet pipe, supporting springs arranged between the spoilers and the air inlet pipe, an adjusting pipe arranged in the air inlet pipe, an adjusting head arranged on the adjusting pipe, and a moving groove arranged on the air inlet pipe. A movable block is arranged on the adjusting pipe, a mounting frame is arranged on the air inlet pipe, a mounting plate is arranged on the air inlet pipe, a mounting bolt is arranged between the mounting plate and the mounting frame, a filter screen is arranged at one end of the mounting frame, and a filter plate is arranged at the other end of the mounting frame. The adjusting pipe drives the adjusting head to extrude the spoiler, so that the flow area of the air inlet pipe is convenient to adjust, and the flow speed is convenient to adjust; a filter screen and a filter plate are arranged, so that air entering the air inlet pipe is doubly filtered; and by arranging a mounting frame, a mounting plate and a mounting bolt, the filter screen is convenient to clean.

Description

Technical Field

[0001] The utility model relates to the technical field of film dryers, and more specifically to an air inlet filtering structure of a film dryer. Background Art

[0002] The film dryer is a device used to remove moisture and quickly dry photographic film (film) after the development process. It plays a vital role in the photographic process, ensuring that the film can dry quickly after development to prevent water stains, water marks and other problems that affect the quality of the photos.

[0003] In the prior art, dust and particulate matter in the air can easily enter the interior of the device through the air inlet duct of the dryer, which can easily clog and damage the device. At the same time, when the film dryer is not in use, there is a lack of a sealing and filtering structure for the air inlet duct, which causes dust and pollutants in the air to easily enter the air inlet duct, which may breed bacteria or mold, posing a health hazard and affecting the next use of the dryer. Utility Model Content

[0004] In view of the problems existing in the prior art, the utility model provides an air inlet filtering structure of a film drying machine to solve the above technical problems mentioned in the background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a film dryer air inlet filtering structure, comprising a dryer main body, an air inlet pipe is provided on the dryer main body, a plurality of baffles are provided on the air inlet pipe, a supporting spring is provided between the baffle and the air inlet pipe, an adjusting pipe is provided in the air inlet pipe, an adjusting head is provided on the adjusting head, a movable groove is provided on the air inlet pipe, a movable block matching the movable groove is provided on the adjusting pipe, a mounting frame is provided on the air inlet pipe, a mounting plate is provided on the air inlet pipe, mounting bolts are provided between the mounting plate and the mounting frame, a filter screen is provided at one end of the mounting frame, and a filter plate is provided at the other end.

[0006] The utility model is further configured that a threaded tube is threadedly connected to the outer side of the air inlet pipe, and the position of the regulating tube is moved by the threaded tube.

[0007] The utility model is further configured that a sliding block is provided on the moving block, and a sliding groove cooperating with the sliding block is provided on the threaded tube. Through the cooperation between the sliding block and the sliding groove, the position of the moving block can be easily moved through the threaded tube.

[0008] The utility model is further configured that a fixing block is provided on the dryer body, a rotating rod and a rotating plate are provided on the fixing block, and a sealing cover is provided on the rotating plate to facilitate blocking the air inlet pipe when the dryer body is restricted.

[0009] The utility model is further configured that a fixing bolt is provided between the sealing cover and the rotating plate, and a fixing knob is provided on the fixing bolt to facilitate the moving and installing of the fixing sealing cover.

[0010] The utility model is further configured as follows: a limit rod is provided on the rotating plate, a limit handle is provided at one end of the limit rod, and a limit block is provided at the other end, and a limit groove is provided on the limit block to cooperate with the fixed block, and the position of the rotating plate and the sealing cover is fixed by the cooperation between the limit plate and the fixed block.

[0011] The utility model is further configured that a limit spring is provided between the limit block and the rotating plate, so that the limit block abuts against the fixed block to fix the position of the rotating plate.

[0012] The utility model is further configured that a desiccant is provided between the filter screen and the filter plate to facilitate drying of the airflow.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] 1. By rotating the threaded tube, the regulating tube is driven to move in the air inlet pipe, and the regulating head is driven by the regulating tube to squeeze the baffle, so that the flow area of ​​the air inlet pipe can be adjusted, thereby facilitating the adjustment of the flow speed.

[0015] 2. The air inlet pipe can be blocked by fixing the screw and the sealing cover to prevent impurities from blocking the air inlet pipe when the dryer body is idle; the position of the sealing cover can be limited by setting a limit handle, a limit spring, a limit rod and a limit block.

[0016] 3. In the utility model, a desiccant is used to dry and dehumidify the incoming air, a filter screen and a filter plate are provided to perform double filtration on the air entering the air inlet pipe, and a mounting frame, a mounting plate and mounting bolts are provided to facilitate the installation and replacement of the desiccant. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall structure of the dryer body and the air inlet pipe in the utility model;

[0018] Figure 2 This is a schematic diagram of the matching structure of the air inlet pipe, the regulating pipe, the baffle, the support spring and the threaded pipe in the utility model;

[0019] Figure 3 It is a schematic diagram of the cross-sectional structure of the mounting frame, mounting plate, mounting bolts, filter screen, filter plate and desiccant in the utility model;

[0020] Figure 4 It is a schematic diagram of the matching structure of the air intake pipe, the fixing block, the rotating rod, the rotating plate, the fixing screw, the sealing cover and the fixing knob in the utility model;

[0021] Figure 5 It is a schematic diagram of the matching structure of the fixed block, the rotating rod, the rotating plate, the fixed screw, the sealing cover, the limit rod, the limit handle, the limit block and the limit spring in the utility model.

[0022] In the figure: 1. dryer body; 2. air inlet pipe; 3. baffle; 4. support spring; 5. adjustment pipe; 6. adjustment head; 7. moving slot; 8. moving block; 9. fixed block; 10. rotating rod; 11. rotating plate; 12. fixed screw; 13. sealing cover; 14. fixed knob; 15. threaded pipe; 16. sliding block; 17. sliding slot; 18. limit rod; 19. limit handle; 20. limit block; 21. limit slot; 22. limit spring; 23. mounting bracket; 24. mounting plate; 25. mounting bolt; 26. filter screen; 27. filter plate; 28. desiccant. DETAILED DESCRIPTION

[0023] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0024] It should be noted that, unless otherwise specified, all technical and scientific terms used in this application have the same meanings as commonly understood by ordinary technicians in the technical field to which this application belongs.

[0025] In the present invention, unless otherwise specified, directions such as "up" and "down" are usually used in reference to the directions shown in the drawings, or in reference to the vertical, perpendicular or gravity direction; similarly, for ease of understanding and description, "left" and "right" are usually used in reference to the left and right shown in the drawings; "inside" and "outside" refer to the inside and outside relative to the outline of each component itself, but the above-mentioned directions are not used to limit the present invention.

[0026] See also Figure 1-5 A film dryer air inlet filtering structure comprises a dryer body 1, an air inlet pipe 2 is arranged on the dryer body 1, a plurality of baffles 3 are arranged on the air inlet pipe 2, a supporting spring 4 is arranged between the baffle 3 and the air inlet pipe 2, an adjusting pipe 5 is arranged in the air inlet pipe 2, an adjusting head 6 is arranged on the adjusting head, a moving groove 7 is arranged on the air inlet pipe 2, a moving block 8 matching with the moving groove 7 is arranged on the adjusting pipe 5, a threaded pipe 15 is threadedly connected on the outer side of the air inlet pipe 2, a sliding block 16 is arranged on the moving block 8, a sliding groove 17 matching with the sliding block 16 is arranged on the threaded pipe 15, a mounting frame 23 is arranged on the air inlet pipe 2, a mounting plate 24 is arranged on the air inlet pipe 2, a mounting bolt 25 is arranged between the mounting plate 24 and the mounting frame 23, a filter screen 26 is arranged at one end of the mounting frame 23, a filter plate 27 is arranged at the other end, and a desiccant 28 is arranged between the filter screen 26 and the filter plate 27.

[0027] In this embodiment, when working, the fan in the dryer body 1 drives the air flow through the air inlet pipe 2 to enter the dryer body 1. The air flow passes through the filtering effect of the filter screen 26 and the filter plate 27 to prevent dust in the air flow from entering the dryer body 1. At the same time, the moisture in the air flow is dried by the desiccant 28. As needed, the threaded tube 15 is rotated, and the threaded tube 15 moves axially along the air inlet pipe 2. The sliding block 16 cooperates with the sliding groove 17 to drive the moving block 8 to move in the moving groove 7. The position of the adjusting tube 5 and the adjusting head 6 is moved by the moving block 8. The baffle plate 3 is supported by the adjusting head 6. The baffle plate 3 cooperates with the supporting spring 4 to adjust the flow area of ​​the air flow, and then adjust the flow rate of the air flow. After working for a period of time, the mounting frame 23 and the mounting plate 24 are installed and disassembled by installing the bolts 25, which is convenient for replacing the desiccant 28.

[0028] See also Figure 4-5 As an implementation method of the sealing cover 9: the dryer body 1 is provided with a fixed block 9, the fixed block 9 is provided with a rotating rod 10 and a rotating plate 11, the rotating plate 11 is provided with a sealing cover 13, a fixing screw 12 is provided between the sealing cover 13 and the rotating plate 11, the fixing screw 12 is provided with a fixing knob 14, the rotating plate 11 is provided with a limiting rod 18, one end of the limiting rod 18 is provided with a limiting handle 19, and the other end is provided with a limiting block 20, the limiting block 20 is provided with a limiting groove 21 cooperating with the fixed block 9, and a limiting spring 22 is provided between the limiting block 20 and the rotating plate 11.

[0029] More specifically, when the dryer body 1 is idle, the rotating rod 10 and the rotating plate 11 are rotated, the rotating plate 11 drives the sealing cover 13 to move above the air inlet duct 2, the fixing knob 14 is rotated, the fixing knob 14 drives the fixing screw 12 to rotate, and the fixing screw 12 drives the sealing cover 13 to move to the side of the air inlet duct 2, so that the sealing cover 13 is buckled on the air inlet duct 2, and the limiting block 20 is driven to move by the limiting rod 18, and the position of the sealing cover 13 is fixed by the cooperation of the limiting groove 21 and the fixing block 9.

[0030] In summary: when the utility model is working, the fan in the dryer body 1 drives the air flow to enter the dryer body 1 through the air inlet pipe 2. The air flow passes through the filtering effect of the filter screen 26 and the filter plate 27 to prevent dust in the air flow from entering the dryer body 1. At the same time, the moisture in the air flow is dried by the desiccant 28. As needed, the threaded tube 15 is rotated, and the threaded tube 15 moves axially along the air inlet pipe 2. The sliding block 16 cooperates with the sliding groove 17 to drive the moving block 8 to move in the moving groove 7. The position of the adjusting tube 5 and the adjusting head 6 is moved by the moving block 8. The baffle plate 3 is supported by the adjusting head 6. The baffle plate 3 cooperates with the supporting spring 4 to adjust the flow area of ​​the air flow, and then adjust the flow rate of the air flow. After working for a period of time, the mounting frame 23 and the mounting plate 24 are installed and disassembled by installing the bolts 25, so as to facilitate the replacement of the desiccant 28.

[0031] When the dryer body 1 is idle, the rotating rod 10 and the rotating plate 11 are rotated, the rotating plate 11 drives the sealing cover 13 to move above the air inlet pipe 2, the fixing knob 14 is rotated, the fixing knob 14 drives the fixing screw 12 to rotate, and the fixing screw 12 drives the sealing cover 13 to move to the side of the air inlet pipe 2, so that the sealing cover 13 is buckled on the air inlet pipe 2, and the limiting block 20 is driven to move by the limiting rod 18, and the position of the sealing cover 13 is fixed by the cooperation of the limiting groove 21 and the fixing block 9.

[0032] In all the schemes mentioned above, the connection between two parts can be selected according to actual conditions by welding, bolt and nut matching connection, bolt or screw connection or other well-known connection methods, which are not described here one by one. In the above, all fixed connections are preferably welded. Although the embodiments of the utility model have been shown and described, it can be understood by ordinary technicians in this field that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the utility model. The scope of the utility model is defined by the attached claims and their equivalents.

Claims

1. A film dryer air inlet filter structure, comprising a dryer body (1), characterized in that: The dryer body (1) is provided with an air inlet pipe (2), the air inlet pipe (2) is provided with a plurality of baffles (3), a support spring (4) is provided between the baffles (3) and the air inlet pipe (2), an adjusting pipe (5) is provided inside the air inlet pipe (2), an adjusting head (6) is provided on the adjusting pipe (5), a movable groove (7) is provided on the air inlet pipe (2), a movable block (8) matched with the movable groove (7) is provided on the adjusting pipe (5), a mounting frame (23) is provided on the air inlet pipe (2), a mounting plate (24) is provided on the air inlet pipe (2), a mounting bolt (25) is provided between the mounting plate (24) and the mounting frame (23), a filter screen (26) is provided at one end of the mounting frame (23), and a filter plate (27) is provided at the other end.

2. The air inlet filter structure of a film dryer according to claim 1 is characterized by: The outer side of the air inlet pipe (2) is threadedly connected with a threaded pipe (15).

3. The air inlet filter structure of a film dryer according to claim 2 is characterized by: The moving block (8) is provided with a sliding block (16), and the threaded tube (15) is provided with a sliding groove (17) that cooperates with the sliding block (16).

4. The air inlet filter structure of a film dryer according to claim 1 is characterized by: The dryer body (1) is provided with a fixed block (9), the fixed block (9) is provided with a rotating rod (10) and a rotating plate (11), and the rotating plate (11) is provided with a sealing cover (13).

5. The air inlet filter structure of a film dryer according to claim 4 is characterized by: A fixing screw (12) is provided between the sealing cover (13) and the rotating plate (11), and a fixing knob (14) is provided on the fixing screw (12).

6. The air inlet filter structure of a film dryer according to claim 5, characterized in that: The rotating plate (11) is provided with a limiting rod (18), one end of the limiting rod (18) is provided with a limiting handle (19), and the other end is provided with a limiting block (20), and the limiting block (20) is provided with a limiting groove (21) that cooperates with the fixed block (9).

7. The air inlet filter structure of a film dryer according to claim 6, characterized in that: A limit spring (22) is provided between the limit block (20) and the rotating plate (11).

8. The air inlet filter structure of a film dryer according to claim 7, characterized in that: A desiccant (28) is provided between the filter screen (26) and the filter plate (27).

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