Papermaking wastewater treatment device

Abstract

The utility model discloses a papermaking wastewater treatment device which comprises a treatment box and further comprises a collecting cylinder, a filter cylinder is arranged at the top of the treatment box, a supporting cylinder is arranged in the filter cylinder, a screen used for filtering wastewater is arranged at the bottom of the supporting cylinder, a filter screen is arranged at the bottom of the filter cylinder, and the collecting cylinder is arranged in the collecting cylinder. A plurality of collecting barrels are arranged outside the treatment box, one end of each collecting barrel penetrates into the supporting barrel, the collecting barrels are sleeved with sealing covers, connecting blocks are arranged outside the collecting barrels, locking bolts are arranged on the connecting blocks, a rotating rod is arranged inside the filtering barrel, a transverse rod is arranged outside the rotating rod, and the transverse rod is fixedly connected with the filtering barrel. The rotating rod drives the cross rod to rotate, the cross rod drives the cleaning brush to rotate, fiber impurities are prevented from blocking the screen, wastewater in the treatment box is adsorbed and purified, the treated wastewater is discharged outwards along the discharging pipe, and the treatment effect of the papermaking wastewater is guaranteed.

Description

Technical Field

[0001] The utility model relates to the field of wastewater treatment equipment, in particular to a papermaking wastewater treatment device. Background Art

[0002] Papermaking wastewater refers to the wastewater generated in the process of pulping and papermaking. The composition of papermaking wastewater is complex. The papermaking industry uses wood, straw, reeds, rags, etc. as raw materials, and separates cellulose through high-temperature and high-pressure cooking to make pulp. Wastewater is discharged during the production process. Papermaking wastewater contains a large amount of lignin, hemicellulose, sugars and other dissolutions, so papermaking wastewater needs to be treated.

[0003] Existing wastewater treatment equipment includes a decontamination chamber, a filtration chamber and a sedimentation chamber. A screen is installed inside the filtration chamber to collect and reuse fiber impurities in the wastewater. It is difficult to remove and clean the impurities inside the screen, and the recovery of fiber impurities is more troublesome. The mesh of the screen is easily clogged, affecting the subsequent screening effect, resulting in low treatment efficiency of papermaking wastewater. Utility Model Content

[0004] The purpose of the utility model is to provide a papermaking wastewater treatment device to solve the problems raised by the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A papermaking wastewater treatment device comprises a treatment box and further comprises:

[0007] A collecting cylinder, a filter cylinder is arranged on the top of the treatment box, a support cylinder is arranged inside the filter cylinder, a screen for filtering wastewater is arranged at the bottom of the support cylinder, a filter screen is arranged at the bottom of the filter cylinder, a plurality of collecting cylinders are arranged outside the treatment box, one end of the collecting cylinder penetrates into the support cylinder, a sealing cover is sleeved on the outside of the collecting cylinder, a connecting block is arranged outside the collecting cylinder, a locking bolt is arranged on the connecting block, a rotating rod is arranged inside the filter cylinder, a cross bar is arranged outside the rotating rod, and a plurality of cleaning brushes are arranged outside the cross bar;

[0008] A stirring rod, wherein a liquid inlet pipe is arranged outside the processing box, a stirring rod and a side rod are arranged inside the processing box, a plurality of movable rods are arranged outside the stirring rod, and a plurality of stirring balls are arranged on the side rod;

[0009] The driving mechanism is connected with the stirring rod and can drive the stirring rod and the side rod to rotate.

[0010] On the basis of the above technical solutions, the present invention also provides the following optional technical solutions:

[0011] In an optional solution, the driving mechanism includes a base, a motor and a gear plate. The base is disposed at the bottom of the processing box, a motor is disposed inside the base, a rotating end of the motor is connected to a stirring rod, a gear plate is disposed at the bottom of the stirring rod, and a gear meshing with the gear plate is disposed on the side rod.

[0012] In an optional solution: a sliding groove is provided on the inner side wall of the support cylinder, a rotating block is provided at both ends of the crossbar, the rotating block is slidably arranged inside the sliding groove, a plurality of fixed teeth are provided inside the sliding groove, and a slot matching with the fixed teeth is provided on the rotating block. A limiting ring is provided outside the filter cartridge, and the limiting ring contacts the top of the treatment box.

[0013] In an optional solution: a discharge port is provided at the bottom of the processing box, and a feed pipe is provided at the top of the filter cartridge.

[0014] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0015] The papermaking wastewater treatment device consists of a filter cartridge and a discharge box. The treatment equipment has a split structure, which is convenient for removing and cleaning the filter cartridge. The rotating rod drives the cross bar to rotate, and the cross bar drives the cleaning brush to rotate to prevent fiber impurities from clogging the screen. The collecting cylinder can be taken out from the treatment box, which is convenient for collecting and reusing fiber impurities. Disinfectant is added to adsorb and purify the wastewater inside the treatment box. The treated wastewater is discharged outward along the discharge pipe, ensuring the treatment effect of papermaking wastewater. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a structural schematic diagram of a papermaking wastewater treatment device.

[0017] Figure 2 This is a schematic diagram of the structure of the treatment box in the papermaking wastewater treatment device.

[0018] Figure 3 This is a cross-sectional view of the filter cartridge in a papermaking wastewater treatment device.

[0019] Figure 4 This is a schematic diagram of the structure of the support cylinder in the papermaking wastewater treatment device.

[0020] Notes on figure numbers: 1-filter cylinder, 2-processing box, 3-base, 4-discharge port, 5-collecting cylinder, 6-sealing cover, 7-connecting block, 8-locking bolt, 9-feed pipe, 10-gear, 11-gear plate, 12-stirring rod, 13-motor, 14-liquid inlet pipe, 15-support cylinder, 151-sliding groove, 16-limiting ring, 17-filter screen, 18-rotating rod, 19-side rod, 20-stirring ball, 21-movable rod, 22-mounting tube, 23-cross bar, 24-cleaning brush, 25-fixed tooth, 26-rotating block. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail in conjunction with the accompanying drawings and embodiments below; in the drawings or descriptions, similar or identical parts use the same reference numerals, and in actual applications, the shape, thickness or height of each component can be enlarged or reduced. The various embodiments listed in the utility model are only used to illustrate the utility model, and are not used to limit the scope of the utility model. Any obvious modifications or changes made to the utility model do not depart from the spirit and scope of the utility model.

[0022] In one embodiment, Figure 1-4 As shown, a papermaking wastewater treatment device includes a treatment box 2 and also includes:

[0023] The collecting cylinder 5, the top of the treatment box 2 is vertically provided with a filter cylinder 1, a support cylinder 15 is fixedly provided inside the filter cylinder 1, a screen for filtering wastewater is provided at the bottom of the support cylinder 15, a filter screen 17 is provided at the bottom of the filter cylinder 1, and the introduced wastewater can be graded and filtered, a plurality of collecting cylinders 5 are obliquely provided on the outside of the treatment box 2, one end of the collecting cylinder 5 is inserted into the inside of the support cylinder 15, a sealing cover 6 is sleeved on the outside of the collecting cylinder 5, a connecting block 7 is provided on the outside of the collecting cylinder 5, a locking bolt 8 is provided on the connecting block 7, the collecting cylinder 5 is fixed by the locking bolt 8, the filter screen 17 and the screen filter the wastewater, the fiber impurities obtained by filtering fall into the collecting cylinder 5, and the locking bolt 8 is removed. The impurities can be collected, a rotating rod 18 is provided inside the filter cylinder 1, a cross bar 23 is provided outside the rotating rod 18, the cross bar 23 is rotatably provided on the rotating rod 18 through the mounting tube 22, and a plurality of cleaning brushes 24 are provided outside the cross bar 23;

[0024] A stirring rod 12, a liquid inlet pipe 14 is arranged outside the treatment box 2, and the flocculant enters along the liquid inlet pipe 14, and a stirring rod 12 and a side rod 19 are rotatably arranged inside the treatment box 2, a plurality of movable rods 21 are arranged outside the stirring rod 12, and a plurality of stirring balls 20 are arranged on the side rod 19, and the movable rod 21 and the stirring balls 20 rotate and can stir the mixed liquid to accelerate the treatment efficiency of the wastewater;

[0025] The driving mechanism is connected to the stirring rod 12 and can drive the stirring rod 12 and the side rod 19 to rotate.

[0026] The papermaking wastewater treatment device is a split structure consisting of a filter cartridge 1 and a discharge box 2, which is convenient for removing and cleaning the filter cartridge 2. The rotating rod 18 drives the cross bar 23 to rotate, and the cross bar 23 drives the cleaning brush 24 to rotate to prevent fiber impurities from clogging the screen. Disinfectant is added to adsorb and purify the wastewater inside the treatment box 2, and the treated wastewater is discharged along the discharge pipe 9. As an embodiment, the left and right, up and down positions of the various components given in the accompanying drawings are only one arrangement method, and the specific position is set according to specific needs.

[0027] In one embodiment, Figure 1-2 As shown, the driving mechanism includes a base 3, a motor 13 and a gear plate 11. The base 3 is fixedly arranged at the bottom of the processing box 2, and the motor 13 is arranged inside the base 3. The rotating end of the motor 13 is connected to the stirring rod 12. The gear plate 12 is arranged at the bottom of the stirring rod 12. The side rod 21 is provided with a gear 10 meshing with the gear plate 12. The motor 13 drives the stirring rod 11 and the side rod 21 to rotate through the meshing of the gear set.

[0028] In one embodiment, Figure 1 As shown, a sliding groove 151 is provided on the inner wall of the support cylinder 15, and rotating blocks 26 are provided at both ends of the cross bar 23. The rotating blocks 26 are slidably set inside the sliding groove 151, and a plurality of fixed teeth 25 are provided inside the sliding groove 151. A card slot matching the fixed teeth 25 is opened on the rotating block 26. The stirring rod 12 drives the rotating rod 12 to rotate, and the side rod 19 drives the stirring ball 20 to rotate, which can stir the wastewater and speed up the disinfection treatment of the wastewater. The cross bar 23 drives the rotating blocks 26 at both ends to slide along the sliding groove 151, and the fixed teeth 25 drive the cross bar 23 to rotate by cooperating with the card slot, and the cross bar 12 drives the plurality of cleaning brushes 24 to rotate.

[0029] In one embodiment, Figure 1-3 As shown, a limiting ring 16 is disposed outside the filter cartridge 1 , and the limiting ring 16 is in contact with the top of the processing box 2 .

[0030] In one embodiment, Figure 1-2 As shown, a discharge port 4 is provided at the bottom of the processing box 2, and a feed pipe 9 is provided at the top of the filter cartridge 1.

[0031] The utility model provides a papermaking wastewater treatment device in the above-mentioned embodiment, wherein wastewater generated in the papermaking process is injected into the mixing drum 1 along the discharge pipe 9, the motor 13 drives the stirring rod 12 and the side rod 19 to rotate, the stirring rod 12 is connected to the rotating rod 18 through a transmission key, the stirring rod 12 drives the rotating rod 18 to rotate, the cross bar 23 drives the rotating blocks 26 at both ends to slide along the sliding groove 151, the fixed teeth 25 drive the cross bar 23 to rotate by cooperating with the card slot, the cross bar 12 drives multiple cleaning brushes 24 to rotate, the cleaning brushes 24 clean and filter the screen below to prevent fiber impurities from clogging the screen; disinfectant is added to adsorb and purify the wastewater inside the treatment box 2, and the treated wastewater is discharged outward along the discharge port 4.

[0032] The above is only a specific implementation of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any person skilled in the art who is familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be included in the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be based on the protection scope of the claims.

Claims

1. A papermaking wastewater treatment device, comprising a treatment tank, characterized in that: Also includes: A collecting cylinder, a filter cylinder is arranged on the top of the treatment box, a support cylinder is arranged inside the filter cylinder, a screen for filtering wastewater is arranged at the bottom of the support cylinder, a filter screen is arranged at the bottom of the filter cylinder, a plurality of collecting cylinders are arranged outside the treatment box, one end of the collecting cylinder penetrates into the support cylinder, a sealing cover is sleeved on the outside of the collecting cylinder, a connecting block is arranged outside the collecting cylinder, a locking bolt is arranged on the connecting block, a rotating rod is arranged inside the filter cylinder, a cross bar is arranged outside the rotating rod, and a plurality of cleaning brushes are arranged outside the cross bar; A stirring rod, wherein a liquid inlet pipe is arranged outside the processing box, a stirring rod and a side rod are arranged inside the processing box, a plurality of movable rods are arranged outside the stirring rod, and a plurality of stirring balls are arranged on the side rod; The driving mechanism is connected with the stirring rod and can drive the stirring rod and the side rod to rotate.

2. The papermaking wastewater treatment device according to claim 1, characterized in that: The driving mechanism includes a base, a motor and a gear plate. The base is arranged at the bottom of the processing box, and a motor is arranged inside the base. The rotating end of the motor is connected to the stirring rod, and a gear plate is arranged at the bottom of the stirring rod. The side rod is provided with a gear meshing with the gear plate.

3. The papermaking wastewater treatment device according to claim 2, characterized in that: The inner wall of the support tube is provided with a sliding groove, and rotating blocks are provided at both ends of the cross bar. The rotating block is slidably arranged inside the sliding groove, and a plurality of fixed teeth are arranged inside the sliding groove. The rotating block is provided with a slot that matches the fixed teeth.

4. The papermaking wastewater treatment device according to claim 1, characterized in that: A limiting ring is arranged outside the filter cartridge, and the limiting ring contacts the top of the processing box.

5. The papermaking wastewater treatment device according to claim 1, characterized in that: A discharge port is arranged at the bottom of the processing box, and a feed pipe is arranged at the top of the filter cartridge.

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