Waste gas filtering device of printing machine

Abstract

The utility model relates to the technical field of waste gas filtering, and discloses a waste gas filtering device of a printing machine, which comprises a filtering box, mounting grooves are formed in the inner wall of the filtering box at equal intervals, mounting frames are movably connected in the mounting grooves in the inner wall of the filtering box, a screw rod is arranged at one end of the inner wall of the filtering box, and a collecting box is arranged at one end of the lower surface of the inner wall of the filtering box. By means of the limiting bolt, when the position of the air suction pipe needs to be adjusted, the limiting bolt is rotated, so that the limiting bolt is separated from the side face of the connecting pipe, the air suction pipe can move up and down on the outer side of the connecting pipe, and after the air suction pipe is adjusted to a proper position, the air suction pipe can be conveniently cleaned. And a limiting bolt is rotated, the air suction pipe is fixed to the outer side of the connecting pipe again, then the height of the air suction pipe is adjusted, the flexibility of the device is improved, a plurality of flow guide plates are arranged in the air outlet pipe, and the air exhaust direction can be controlled.

Description

Technical Field

[0001] The utility model relates to the technical field of waste gas filtering, and more specifically to a waste gas filtering device for a printing press. Background Art

[0002] Slotting printing machine, also known as water-based printing slotting machine, carton printing slotting machine, ink printing slotting machine or corrugated cardboard printing slotting machine, is a comprehensive carton processing equipment that integrates five processes of printing, slotting, corner cutting, creasing and edge cutting. It is an indispensable post-processing equipment in corrugated carton production.

[0003] The shortcomings of the prior art: When the slotting printing machine slots the carton, a large amount of debris and dust will be generated at the slotting position due to the cutting of the cardboard, which will lead to a large amount of dust exhaust gas during cutting. The exhaust gas filter device of the existing printing machine does not have an adjustment structure during use, which makes it impossible for the exhaust gas filter device to adjust the height of the dust suction head in the exhaust gas filter device according to the height of the printer, thereby reducing the flexibility of the exhaust gas filter device. Utility Model Content

[0004] In order to overcome the above defects of the prior art, the utility model provides an exhaust gas filtering device for a printing press to solve the problems existing in the above background technology.

[0005] The utility model provides the following technical solution: an exhaust gas filtering device for a printing press, comprising a filter box, the inner wall of the filter box is provided with mounting grooves at equal intervals, a mounting frame is movably connected in the mounting grooves of the inner wall of the filter box, a screw rod is provided at one end of the inner wall of the filter box, a collecting box is provided at one end of the lower surface of the inner wall of the filter box, a cleaning brush is provided at one end of the inner wall of the filter box, and a fixing frame is fixedly connected to the other end of the inner wall of the filter box;

[0006] Wherein: an air outlet pipe is fixedly installed at the output end of the filter box, a connecting pipe is fixedly connected to the input end of the filter box, an air suction pipe is movably sleeved on the outer side of the connecting pipe, thread grooves are provided at the bottom ends of both sides of the air suction pipe, and limit bolts are threadedly connected in the thread grooves at the bottom ends of both sides of the air suction pipe, and one end of the limit bolt located on the inner wall of the air suction pipe abuts against the side of the connecting pipe;

[0007] Preferably, the side surface of the cleaning brush fits against the surface of a filter plate, and both ends of the other side of the cleaning brush are fixedly connected to a limiting rod, the outer side of the limiting rod is movably connected to a limiting plate, the side surface of the limiting plate is fixedly connected to a limiting block, the inner wall of the limiting block is threadedly connected to the side surface of the screw rod, and a spring is sleeved on the outer side of the limiting rod, and both ends of the spring are respectively against the side surface of the cleaning brush and the side surface of the limiting plate.

[0008] Preferably, the inner wall of the mounting frame is fixedly connected with a filter plate, and the side of the mounting frame extending to the upper surface of the filter box is fixedly connected with a handle.

[0009] Preferably, one end of the screw rod is movably connected to the inner wall of the filter box via a bearing and a bearing seat, and the other end of the screw rod extends to the outside of the filter box and is fixedly connected to a motor, and the motor is fixedly connected to the side of the filter box via bolts.

[0010] Preferably, one end of the collecting box extending to the outside of the filter box is fixedly connected with a buckle, and the collecting box is located below the first mounting bracket at the input end of the filter box.

[0011] Preferably, fans are installed at both ends of the inner wall of the fixing frame, support blocks are arranged equidistantly on the sides of the fan, and the other ends of the support blocks are fixedly connected to the inner wall of the fixing frame.

[0012] Technical effects and advantages of the utility model:

[0013] 1. The utility model is provided with a limit bolt. When it is necessary to adjust the position of the suction pipe, the limit bolt is first rotated to separate the limit bolt from the side of the connecting pipe, so that the suction pipe can move up and down on the outside of the connecting pipe. When it is adjusted to a suitable position, the limit bolt is rotated to re-fix the suction pipe on the outside of the connecting pipe, thereby realizing the height adjustment of the suction pipe, which is beneficial to improve the flexibility of the device.

[0014] 2. The utility model is provided with a cleaning brush. During the operation of the motor, the limit plate will be driven to move through the screw rod and the limit block. When the limit plate moves, the cleaning brush will be driven to move through the limit rod. During the movement of the cleaning brush, the dust attached to the surface of the filter plate will be cleaned off, thereby preventing the filter plate from being blocked. The spring will push the cleaning brush through its own elastic force, so that it can fit tightly to the surface of the filter plate, thereby improving the stability of the cleaning brush. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a schematic cross-sectional diagram of the overall structure of the utility model;

[0017] Figure 3 For the utility model Figure 1 A magnified view of the structure at center;

[0018] Figure 4 This is a schematic diagram of the mounting frame structure of the utility model;

[0019] Figure 5 This is a schematic diagram of the cleaning brush structure of the utility model;

[0020] Figure 6 This is a schematic diagram of the fan structure of the utility model.

[0021] The accompanying drawings are marked as follows: 1. filter box; 101. air outlet pipe; 102. connecting pipe; 103. air suction pipe; 1031. limit bolt; 2. mounting frame; 201. filter plate; 202. handle; 3. screw rod; 301. motor; 4. collection box; 401. handle; 5. cleaning brush; 501. limit rod; 502. limit plate; 503. limit block; 504. spring; 6. fixing frame; 601. fan; 602. support block. DETAILED DESCRIPTION

[0022] The following will clearly and completely describe the technical solution of the utility model in conjunction with the drawings in the utility model. In addition, the forms of the various structures recorded in the following embodiments are merely illustrative. The exhaust gas filtration device of the printing press involved in the utility model is not limited to the various structures recorded in the following embodiments. All other implementations obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the utility model.

[0023] The utility model provides an exhaust gas filtering device for a printing press, comprising a filter box 1, the inner wall of the filter box 1 is provided with mounting grooves at equal intervals, a mounting frame 2 is movably connected in the mounting groove of the inner wall of the filter box 1, a screw rod 3 is provided at one end of the inner wall of the filter box 1, a collecting box 4 is provided at one end of the lower surface of the inner wall of the filter box 1, a cleaning brush 5 is provided at one end of the inner wall of the filter box 1, and a fixing frame 6 is fixedly connected to the other end of the inner wall of the filter box 1;

[0024] When the air suction pipe 103 is in the air intake port 102, the air suction pipe 103 is in the air intake port 103. When the air suction pipe 103 is in the air intake port 102, the air suction pipe 103 is in the air intake port 103. When the air suction pipe 103 is in the air intake port 102, the air suction pipe 103 is in the air intake port 103. When the air suction pipe 103 is in the air intake port 102, the air suction pipe 103 is in the air intake port 103. When the air suction pipe 103 is in the air intake port 102, the air suction pipe 103 is in the air intake port 103.

[0025] Furthermore, the side of the cleaning brush 5 fits with the surface of a filter plate 201, and the two ends of the other side of the cleaning brush 5 are fixedly connected to the limiting rod 501, the outer side of the limiting rod 501 is movably connected to the limiting plate 502, the side of the limiting plate 502 is fixedly connected to the limiting block 503, the inner wall of the limiting block 503 is threadedly connected to the side of the screw rod 3, and the outer side of the limiting rod 501 is sleeved with a spring 504, and the two ends of the spring 504 are respectively against the side of the cleaning brush 5 and the side of the limiting plate 502. When in use, the cleaning brush 5 is provided with a Cleaning brush 5, during the operation of motor 301, the limit plate 502 will be driven to move through the screw rod 3 and the limit block 503. When the limit plate 502 moves, the cleaning brush 5 will be driven to move through the limit rod 501. During the movement of the cleaning brush 5, the dust attached to the surface of the filter plate 201 will be cleaned off, thereby preventing the filter plate 201 from being blocked. The spring 504 will push the cleaning brush 5 through its own elastic force, so that it fits tightly to the surface of the filter plate 201, thereby improving the stability of the cleaning brush 5.

[0026] Furthermore, the inner wall of the mounting frame 2 is fixedly connected with a filter plate 201, and the side of the mounting frame 2 extending to the upper surface of the filter box 1 is fixedly connected with a handle 202. When in use, the exhaust gas will be filtered through the filter plate 201, and the handle 202 will facilitate the removal of the mounting frame 2 from the inside of the filter box 1, thereby facilitating the cleaning and replacement of the filter plate 201.

[0027] Furthermore, one end of the screw rod 3 is movably connected to the inner wall of the filter box 1 via a bearing and a bearing seat, and the other end of the screw rod 3 extends to the outside of the filter box 1 and is fixedly connected to a motor 301. The motor 301 is fixedly connected to the side of the filter box 1 via bolts. When in use, the motor 301 will drive the limit plate 502 to move through the screw rod 3 and the limit block 503 during operation.

[0028] Furthermore, one end of the collecting box 4 extending to the outside of the filter box 1 is fixedly connected with a buckle 401, and the collecting box 4 is located below the first mounting frame 2 at the input end of the filter box 1. When in use, the debris cleaned by the cleaning brush 5 through the collecting box 4 will fall to the inner wall of the collecting box 4, thereby realizing the collection of the debris. The buckle 401 can be used to easily remove the collecting box 4 from the inside of the filter box 1, thereby facilitating the cleaning of the collecting box 4.

[0029] Furthermore, fans 601 are installed at both ends of the inner wall of the fixing frame 6, and support blocks 602 are equidistantly arranged on the sides of the fan 601. The other ends of the support blocks 602 are fixedly connected to the inner wall of the fixing frame 6. When in use, the fan 601 will drive the air around it to flow rapidly during operation, thereby providing suction for the device. At this time, the external exhaust gas will enter the interior of the filter box 1 through the suction pipe 103 and the connecting pipe 102. At this time, the filter plate 201 inside the mounting frame 2 will filter the exhaust gas, and the filtered gas will be discharged through the outlet pipe 101, and a number of guide plates are provided inside the outlet pipe 101, so as to realize the control of the exhaust direction of the device.

[0030] The working principle of the utility model is as follows: when in use, the device is installed on an external placement rack. When the position of the air suction pipe 103 needs to be adjusted, the limiting bolt 1031 is first rotated to separate the limiting bolt 1031 from the side of the connecting pipe 102, so that the air suction pipe 103 can move up and down on the outside of the connecting pipe 102. When it is adjusted to a suitable position, the limiting bolt 1031 is rotated to fix the air suction pipe 103 on the outside of the connecting pipe 102 again, thereby realizing the height adjustment of the air suction pipe 103, which is conducive to improving the flexibility of the device.

[0031] After adjusting the position of the air suction pipe 103, the motor 301 and the fan 601 are turned on. During operation, the fan 601 will drive the air around it to flow rapidly, thereby providing suction for the device. At this time, the external exhaust gas will enter the interior of the filter box 1 through the air suction pipe 103 and the connecting pipe 102. At this time, the filter plate 201 inside the mounting frame 2 will filter the exhaust gas, and the filtered gas will be discharged through the outlet pipe 101. A plurality of guide plates are provided inside the outlet pipe 101, thereby realizing the control of the exhaust direction of the device;

[0032] Through the cleaning brush 5, the motor 301 will drive the limit plate 502 to move through the screw rod 3 and the limit block 503 during operation. When the limit plate 502 moves, the cleaning brush 5 will be driven to move through the limit rod 501. During the movement, the cleaning brush 5 will clean up the dust attached to the surface of the filter plate 201, thereby preventing the filter plate 201 from being blocked. The spring 504 will push the cleaning brush 5 through its own elastic force, so that it fits tightly against the surface of the filter plate 201, thereby improving the stability of the cleaning brush 5.

[0033] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0034] Secondly: The drawings of the embodiments disclosed in the present utility model only involve structures related to the embodiments disclosed in the present utility model, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0035] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. An exhaust gas filtering device for a printing press, comprising a filter box (1), characterized in that: The inner wall of the filter box (1) is provided with mounting grooves at equal intervals, a mounting frame (2) is movably connected in the mounting groove of the inner wall of the filter box (1), a screw rod (3) is provided at one end of the inner wall of the filter box (1), a collecting box (4) is provided at one end of the lower surface of the inner wall of the filter box (1), a cleaning brush (5) is provided at one end of the inner wall of the filter box (1), and a fixing frame (6) is fixedly connected to the other end of the inner wall of the filter box (1); Wherein: an air outlet pipe (101) is fixedly installed at the output end of the filter box (1), a connecting pipe (102) is fixedly connected to the input end of the filter box (1), an air suction pipe (103) is movably sleeved on the outer side of the connecting pipe (102), thread grooves are provided at the bottom ends of both sides of the air suction pipe (103), and limit bolts (1031) are threadedly connected in the thread grooves at the bottom ends of both sides of the air suction pipe (103), and one end of the limit bolt (1031) located on the inner wall of the air suction pipe (103) abuts against the side of the connecting pipe (102).

2. The exhaust gas filtering device for a printing press according to claim 1, characterized in that: The side surface of the cleaning brush (5) is in contact with the surface of a filter plate (201); the two ends of the other side of the cleaning brush (5) are fixedly connected to a limiting rod (501); the outer side of the limiting rod (501) is movably connected to a limiting plate (502); the side surface of the limiting plate (502) is fixedly connected to a limiting block (503); the inner wall of the limiting block (503) is threadedly connected to the side surface of the screw rod (3); the outer side of the limiting rod (501) is sleeved with a spring (504); the two ends of the spring (504) are respectively against the side surface of the cleaning brush (5) and the side surface of the limiting plate (502).

3. The exhaust gas filtering device for a printing press according to claim 1, characterized in that: The inner wall of the mounting frame (2) is fixedly connected to a filter plate (201), and the side of the mounting frame (2) extending to the upper surface of the filter box (1) is fixedly connected to a handle (202).

4. The exhaust gas filtering device for a printing press according to claim 1, characterized in that: One end of the screw rod (3) is movably connected to the inner wall of the filter box (1) via a bearing and a bearing seat, and the other end of the screw rod (3) extends to the outside of the filter box (1) and is fixedly connected to a motor (301), and the motor (301) is fixedly connected to the side of the filter box (1) via bolts.

5. The exhaust gas filtering device for a printing press according to claim 1, characterized in that: One end of the collection box (4) extending to the outside of the filter box (1) is fixedly connected to a buckle (401), and the collection box (4) is located below the first mounting frame (2) at the input end of the filter box (1).

6. The exhaust gas filtering device for a printing press according to claim 1, characterized in that: Fans (601) are installed at both ends of the inner wall of the fixing frame (6), and support blocks (602) are arranged equidistantly on the side of the fan (601), and the other ends of the support blocks (602) are fixedly connected to the inner wall of the fixing frame (6).

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