CN218106993U

CN218106993U - Clean pretreatment of waste water device for papermaking

Info

Publication number: CN218106993U
Application number: CN202221761954.0U
Authority: CN
Inventors: 阎生; 张洪涛
Original assignee: Longkou Baiyang Paper Co ltd
Current assignee: Longkou Baiyang Paper Co ltd
Priority date: 2022-07-08
Filing date: 2022-07-08
Publication date: 2022-12-23
Anticipated expiration: 2032-07-08

Abstract

The utility model relates to a papermaking effluent treatment plant technical field especially relates to clean papermaking wastewater pretreatment device, has solved among the prior art impurity on the filter screen can't in time clean the problem that leads to the filtration efficiency low among the waste water filtration process. Clean papermaking waste water pretreatment of water device, including handling the case, handle the case directly over fixedly connected with intake box and handle the case intercommunication, handle the incasement and be two filter screens that are the symmetric distribution, the top fixedly connected with mounting panel of filter screen, the inboard of two filter screens is provided with guide plate and is opening V-arrangement structure down, be provided with the lifter plate between filter screen and the guide plate, lifter plate and mounting panel all are L shape structure, set up the first logical groove with guide plate matched with in the lifter plate. The utility model discloses a cooperation of filter screen, baffle and guide plate has realized regularly cleaning the effect of two filter screens in proper order in the filtering process, has effectively promoted filtration efficiency, and the simple operation.

Description

Clean pretreatment of waste water device for papermaking

Technical Field

The utility model relates to a papermaking effluent treatment plant technical field especially relates to clean papermaking waste water pretreatment of water device.

Background

The existing pretreatment process of the papermaking wastewater mainly comprises a screen, a fiber recovery system, a water quantity regulation and a water quality processing flow, and different pretreatment means can be adopted according to different water qualities to realize the effects of removing partial pollutants in the wastewater and improving the water quality of the wastewater, wherein the reason that the wastewater is treated by the screen is that the wastewater in the papermaking industry contains impurities such as bark, wood chips, plastics, paper pulp fiber chips and the like, and if the impurities are not treated, the impurities are directly output to a subsequent treatment system synchronously with the wastewater, the system blockage is easy to cause, so the impurities are required to be removed in a filtration mode in a pretreatment stage.

However, because the simple structure of screen cloth, consequently at the in-process of filtering impurity, adnexed impurity volume can increase gradually on the screen cloth, and can't clear up in filtering process, and the partial mesh that lasts accumulational papermaking can lead to the screen cloth is blockked up, then filtration efficiency can descend gradually, to this problem, can provide a novel clean waste water pretreatment for papermaking device, promotes to filter the machining efficiency of edulcoration processing to papermaking waste water through structural design.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a clean papermaking wastewater pretreatment device has solved among the prior art impurity on the waste water filtration process filter screen can't in time clean the problem that leads to filtration efficiency low.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

clean papermaking waste water pretreatment device, including handling the case, handle case fixedly connected with directly over and intake the case and handle case intercommunication, it is provided with two filter screens that are the symmetric distribution to handle the incasement, the top fixedly connected with mounting panel of filter screen, the inboard of two filter screens is provided with guide plate and is opening V-arrangement structure down, be provided with the lifter plate between filter screen and the guide plate, lifter plate and mounting panel all are L shape structure, set up the first logical groove with guide plate matched with in the lifter plate, set up the second logical groove with first logical groove matched with in the filter screen, set up the whole and lifter plate matched with logical groove that are formed with filter screen and mounting panel connection in the roof of handling the case, the bottom intercommunication of handling the case has the drain pipe.

Preferably, the bottom of the treatment tank is of a V-shaped structure and the drain pipe is positioned right below the treatment tank.

Preferably, the outer fixedly connected with of vertical lateral wall of processing case and mounting panel matched with stop collar, the detachable sliding connection of mounting panel and stop collar.

Preferably, the filter screen is of a cubic structure and is of a net structure except for the top plate, and the top plate of the filter screen is of a matched upward inclined structure in the direction close to the second through groove.

Preferably, the top of the lifting plate is rotatably connected with a hanging ring, and the outer side of the water inlet tank is fixedly connected with a hook matched with the hanging ring.

Preferably, the inner box and the inner box are arranged in the water inlet box and are of a transverse cylindrical structure, a water inlet pipe is communicated with the position right above the inner box, a first supporting rod is connected to the position, in the inner box, of the water inlet pipe in a rotating mode, a plurality of cutters are fixedly connected to the outer side of the first supporting rod and distributed in a linear array mode, a water outlet is formed in the box wall of the inner box, the water outlet is located right below the first supporting rod, a second supporting rod is arranged right below the water outlet, the second supporting rod is connected with the water inlet box in a rotating mode, two stop blocks which are symmetrically distributed and matched with the water outlet are arranged on the outer side of the second supporting rod, the stop blocks are fixedly connected with the second supporting rod through connecting plates, two driving motors which are respectively matched with the first supporting rod and the second supporting rod are fixedly connected to the outer side bolts of the water inlet box, and output shafts of the two driving motors are respectively connected with the corresponding first supporting rod and the second supporting rod in a driving mode.

The utility model discloses possess following beneficial effect at least:

through the guide plate, the cooperation of baffle and filter screen, realized utilizing two filter screens to carry out filterable effect to waste water simultaneously, and can open or block the waste water rivers of flow direction filter screen through the lift baffle, then in the filtering process, can successively block the rivers of a filter screen of flow direction alone, thereby two filter screens are cleaned in proper order to the dismantlement, clear away accumulational impurity, and in clean process, the filterable processing procedure of waste water can normally go on, effectively promoted filtration efficiency, promoted the convenience of cleaing away the impurity that filters out.

The utility model discloses still possess following beneficial effect:

through the cooperation of inner box, first bracing piece, cutter and dog etc., can realize the effect of intermittent type nature input waste water, and after the dog was at rotatory in-process closed inner box, the impurity of equidimension not can be cut up to rotatory cutter for impurity density is even, can prevent that great solid impurity from remaining in the device, can promote filtration efficiency again.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

FIG. 1 is a side view of the present invention in a cross-sectional view;

FIG. 2 is a side elevational view of the water inlet tank and its internal structure in combination with a sectional view;

FIG. 3 is a top view of the treatment tank, screen, baffle and baffle;

FIG. 4 is a schematic top view of the processing chamber, mounting plate, stop collar and lifter plate.

In the figure: 1. a treatment box; 2. a water inlet tank; 3. an inner box; 4. a water inlet pipe; 5. a first support bar; 6. a cutter; 7. a water outlet; 8. a connecting plate; 9. a stopper; 10. a second support bar; 11. a drive motor; 12. a baffle; 13. a drain pipe; 14. filtering with a screen; 15. mounting a plate; 16. a position limiting sleeve; 17. a lifting plate; 18. a first through groove; 19. a second through groove; 20. hanging a ring; 21. and (4) hanging hooks.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1-4, the pretreatment device for cleaning wastewater for papermaking comprises a treatment box 1, a water inlet tank 2 is fixedly connected right above the treatment box 1, the water inlet tank 2 is communicated with the treatment box 1, two filter screens 14 which are symmetrically distributed are arranged in the treatment box 1, a mounting plate 15 is fixedly connected to the top of each filter screen 14, a guide plate 12 is arranged on the inner side of each filter screen 14, the guide plate 12 is of a V-shaped structure with a downward opening, a lifting plate 17 is arranged between each filter screen 14 and the corresponding guide plate 12, each lifting plate 17 and the corresponding mounting plate 15 are of an L-shaped structure, a first through groove 18 matched with the corresponding guide plate 12 is formed in each lifting plate 17, a second through groove 19 matched with the corresponding first through groove 18 is formed in each filter screen 14, a whole formed by connecting the filter screens 14 and the corresponding mounting plates 15 and a through groove matched with the lifting plates 17 are formed in the top plate of the treatment box 1, and a drain pipe 13 is communicated with the bottom of the treatment box 1.

The scheme has the following working processes:

when the papermaking wastewater is subjected to filtering treatment, the wastewater can be directly poured into the water inlet tank 2, the wastewater flows towards the two filter screens 14 along the guide plate 12, the wastewater sequentially passes through the first through groove 18 and the second through groove 19 and then enters the filter screens 14, then passes through the filter screens 14 and flows downwards, finally, the filtered wastewater is output from the drain pipe 13, in the filtering process, the lifting plate 17 is lifted up to enable the first through groove 18 and the second through groove 19 to be mutually staggered, at the moment, the wastewater flow of the filter screens 14 on the same side of the lifting plate 17 lifted upwards is blocked, so that the filter screens 14 can be directly lifted up and taken out, the filter screens 14 are installed back to the original positions after impurities accumulated in the filter screens 14 are removed, then the lifting plate 17 is lowered back to the original positions to recover the functions of the filter screens 14 for filtering, in the process, another filter screen 14 can continuously filter the wastewater, and therefore, under the condition that the wastewater filtering treatment process does not need to be interrupted, the two filter screens 14 can be sequentially cleaned to maintain the efficient filtering effect.

According to the working process, the following steps are known:

this paper grade (stock) waste water pretreatment device can be continuously carrying out under the prerequisite of filtration treatment to waste water, clean two filter screens 14 in proper order, can effectively alleviate filter screen 14 because impurity piles up and leads to the problem that filtration efficiency reduces, has effectively promoted filtration efficiency, and the simple operation is high-efficient.

Further, the bottom of treating case 1 is V-arrangement structure and drain pipe 13 is located and is handled case 1 under, is convenient for export waste water fast.

Further, handle the outer fixedly connected with of vertical lateral wall of case 1 and mounting panel 15 matched with stop collar 16, mounting panel 15 and the detachable sliding connection of stop collar 16 can prevent that the whole that mounting panel 15 and filter screen 14 are connected and are formed from taking place the skew in the filtering process, has promoted the stability of filtering process.

Further, filter screen 14 is the cube structure and all is network structure except the roof, and filter screen 14's roof is the structure of matched with tilt up on the direction that is close to second through groove 19, then dismantles down behind filter screen 14, inverts filter screen 14 after washing filter screen 14, and impurity in the filter screen 14 can follow rivers and flow along filter screen 14's roof, has promoted clean efficiency, can avoid impurity to remain in filter screen 14.

Further, the top of lifter plate 17 rotates and is connected with link 20, and the outside fixedly connected with of case 2 that intakes has a couple 21 with link 20 matched with, can fix lifter plate 17 in the position of lifting up through the cooperation of couple 21 and link 20, the operation of being convenient for.

Further, the inner box 3 and the inner box 3 are arranged in the water inlet box 2 and are of a horizontal cylindrical structure, a water inlet pipe 4 is communicated with the position right above the inner box 3, a first supporting rod 5 is rotationally connected with the inner box 3, a plurality of cutters 6 distributed in a linear array are fixedly connected with the outer side of the first supporting rod 5, a water outlet 7 is formed in the box wall of the inner box 3, the water outlet 7 is located right below the first supporting rod 5, a second supporting rod 10 is arranged right below the water outlet 7, the second supporting rod 10 is rotationally connected with the water inlet box 2, two check blocks 9 which are symmetrically distributed and matched with the water outlet 7 are arranged on the outer side of the second supporting rod 10, the check blocks 9 are fixedly connected with the second supporting rod 10 through a connecting plate 8, two driving motors 11 which are respectively matched with the first supporting rod 5 and the second supporting rod 10 are fixedly connected with bolts on the outer side of the water inlet box 2, output shafts of the two driving motors 11 are respectively in transmission connection with the first supporting rod 5 and the second supporting rod 10 corresponding to the two check blocks 9, the inner box can cover the water outlet 7 to seal the inner box 3 in the water inlet box 3, the inner box 3 can be sealed, impurities in the water inlet box 6 can be filtered more uniformly, impurities in the water filter device can be prevented from being left in the waste water tank, and the waste water in the waste water can be more uniformly, and more intermittent cleaning efficiency can be improved, and the waste water.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that all the embodiments and descriptions are provided in the present invention, and that various changes and modifications can be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Clean papermaking wastewater pretreatment device, including handling case (1), its characterized in that: handle case (1) directly over fixedly connected with intake box (2) and handle case (1) intercommunication, it is provided with two filter screens (14) that are the symmetric distribution in case (1) to handle, the top fixedly connected with mounting panel (15) of filter screen (14), the inboard of two filter screens (14) is provided with guide plate (12) and is opening V-arrangement structure down, be provided with lifter plate (17) between filter screen (14) and guide plate (12), lifter plate (17) and mounting panel (15) all are L shape structure, set up in lifter plate (17) and guide plate (12) matched with first logical groove (18), set up in filter screen (14) and lead to groove (18) matched with second through groove (19), it leads to the groove (17) matched with whole and that form to have been connected with filter screen (14) and mounting panel (15) to handle interior the roof of case (1), the bottom intercommunication of handling case (1) has drain pipe (13).

2. The apparatus for pretreating waste water for cleaning paper making according to claim 1, wherein: the bottom of the treatment box (1) is of a V-shaped structure, and the drain pipe (13) is positioned right below the treatment box (1).

3. The apparatus for pretreating waste water for cleaning paper making according to claim 1, wherein: handle the outer fixedly connected with of vertical lateral wall of case (1) and mounting panel (15) matched with stop collar (16), mounting panel (15) and the detachable sliding connection of stop collar (16).

4. The apparatus for pretreating waste water for cleaning paper making according to claim 1, wherein: the filter screen (14) are cube structure and all are network structure except the roof, the roof of filter screen (14) is the structure of matched with tilt up on being close to the direction of second trough (19).

5. The apparatus for pretreating waste water for cleaning paper making according to claim 1, wherein: the top of lifter plate (17) rotates and is connected with link (20), the outside fixedly connected with of case (2) of intaking is with a couple (21) of link (20) matched with.

6. The apparatus for pretreating waste water for cleaning paper making according to claim 1, wherein: the improved water inlet box is characterized in that an inner box (3) is arranged in the water inlet box (2), the inner box (3) is of a transverse cylindrical structure, a water inlet pipe (4) is communicated with the position right above the inner box (3), a first supporting rod (5) is rotationally connected to the inner box (3) in a rotating mode, a plurality of cutters (6) distributed in a linear array mode are fixedly connected to the outer side of the first supporting rod (5) in the communicating mode, a water outlet (7) is formed in the wall of the inner box (3) and located right below the first supporting rod (5), a second supporting rod (10) and a second supporting rod (10) are arranged right below the water outlet (7) and rotationally connected with the water inlet box (2), two stop blocks (9) which are symmetrically distributed and matched with the water outlet (7) are arranged on the outer side of the second supporting rod (10), a connecting plate (8) is fixedly connected with the second supporting rod (10) through the stop blocks (9), two stop blocks (11) which are respectively matched with the first supporting rod (5) and the second supporting rod (10) are fixedly connected with a driving motor (11), and two driving motors (11) are respectively connected with the second supporting rod (10).