CN212270527U - Paper making mesh water treatment mechanism - Google Patents

Abstract

The utility model belongs to the technical field of the water treatment, especially, relate to a paper making mesh is white water treatment facilities down. The utility model discloses, including the cell body, the cell body in be equipped with static circle and stationary flow circle, the cell body on rotatable be equipped with the rotating turret, static circle in be equipped with the piece that catchments. The utility model discloses a set up and subtract the disturbance baffle and can fall the disturbance of intaking to minimumly, the suspension of floc is gone on with subsiding under static state, the suspended solid can come up to liquid level upper deposit fast, solid-liquid separation is fast, collect the spoon through setting up rolling stand and dross simultaneously, in the rolling stand pivoted, the dross is collected the spoon and is also rotated, collect the dross on liquid level top layer in the cell body, outside the discharge pond, the effect of getting rid of the suspended solid is better, lower floor's clear water in the cell body passes through the clear water back flow and transports outside the cell body, the system cleanliness of plain boiled water has been improved, reduce the cyclic pollution to production system, be favorable to improving paper machine behavior and improve finished product paper class product quality.

Description

Paper making mesh water treatment mechanism

Technical Field

The utility model belongs to the technical field of the water treatment, a papermaking net sewage treatment mechanism is related to.

Background

At present, white water generated in a wire press part of a waste paper machine circulates in a paper making system and is mainly used as waste paper pulping water and dilution thickening water. The content of fiber, chemical auxiliary residue and other impurity components is high after repeated circulation, if the proper control is not carried out, the stability of a papermaking system is seriously influenced, the operation of system equipment is influenced, the appearance quality of finished paper is influenced, and the printing quality is adversely influenced.

In order to overcome the defects of the prior art, various solutions are proposed through continuous exploration, for example, chinese patent discloses a practical laminated air flotation white water treatment device [ application number: 201820298417.4], which is characterized by comprising a rectangular tank body, a laminated module, a slag scraping device, a water level control plate, a reflux water pump and a gas dissolving device. A laminated module is arranged in a rectangular tank body of the air flotation machine and is arranged on a support frame fixed in the middle of the tank body; the inverted frustum-shaped sludge hopper is arranged below the laminated module, and a sludge discharge port is led out of the sludge hopper; two ends of the air flotation tank body are respectively provided with a sewage inlet and a clear water outlet; the slag scraping device is fixed at the top of the tank body, and the water level control plate is arranged at the top of one side of the tank body; the clear water collecting system runs through the length of the whole trough body. The device can effectively combine bubble flotation and lamination separation, provides a suspended substance which has short process flow, can remove the suspended substance with the density close to that of water and poor suspended substance settling property and the suspended substance with the density higher than that of water and good suspended substance settling property simultaneously, and obtains satisfactory treatment effect in the treatment of the paper making white water. However, the scheme still has the defects of strong water flow disturbance, slow solid-liquid separation speed and common effect of removing suspended matters.

Disclosure of Invention

The utility model aims at the above-mentioned problem, provide a paper making mesh is white water processing mechanism down.

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

the utility model provides a paper-making net sewage treatment mechanism, includes the cell body, the cell body in be equipped with static circle and stationary flow circle, the cell body on the rotatable rotating turret that is equipped with, static circle in be equipped with water-collecting member, water-collecting member and rotating turret link to each other, the rotating turret on the rotatable dross that is equipped with collect the subassembly, dross collect the subassembly and correspond with static circle's position, water-collecting member top be equipped with the dissolved gas spare, the rotating turret on still be equipped with the water distributor, the water distributor link to each other with water-collecting member, rotating turret bottom a plurality of clear water back flows corresponding with the water distributor position, water distributor below still be equipped with a plurality of interference reduction baffles.

In foretell paper web plain boiled water processing mechanism, the piece that catchments advance pipe and rotatory inlet tube including the raw water that sets up in the stationary ring, rotatory inlet tube and water distributor link to each other, dross collect the subassembly including setting up the dross on the rotating turret and collect the spoon, dross collect and be equipped with the dross honeycomb duct on the spoon, cell body bottom be equipped with the pipe of slagging tap, the pipe of slagging tap and dross collect the spoon and link to each other.

In foretell paper web water treatment mechanism, the rotating turret on be equipped with circumference driver, the axis of rotation and the dross of circumference driver collect the spoon and link to each other, the dross collect and be equipped with a plurality of dross guiding gutters in the spoon, dross guiding gutter and dross honeycomb duct link to each other.

In the above paper making net white water treatment mechanism, the rotating frame is further provided with a suction pump, the suction pump is connected with the water distribution pipe, the water distribution pipe is provided with a plurality of water pipes, and the water pipes correspond to the tank body.

In the above-mentioned white water treatment mechanism for a papermaking net, the clean water return pipe is located between the tank body and the flow stabilizing ring, the water delivery pipe is also located between the tank body and the flow stabilizing ring, the bottom of the tank body is provided with the clean water outlet pipe, and the clean water outlet pipe is connected with the clean water return pipe.

In the papermaking mesh water treatment mechanism, the bottom of the rotating frame is further provided with a mud scraper which is in sliding fit with the bottom wall of the tank body, the bottom of the tank body is provided with a mud bucket, and the bottom of the mud bucket is connected with a mud discharge pipe.

In the above-mentioned white water treatment mechanism for a papermaking mesh, the mud scraper is located under the water distribution pipe, and the mud scraper is provided with a plurality of energy dissipation flow plates which are arc-shaped and correspond to the position of the water delivery pipe.

In the papermaking mesh water white water treatment mechanism, the disturbance reduction baffle is fixedly connected with the mud scraper and is in a V shape, and the disturbance reduction baffle corresponds to the energy dissipation flow plate in position.

In the above-mentioned mechanism for treating white water in a papermaking screen, an overflow regulating plate capable of reciprocating and linearly moving in a vertical direction is arranged between the stationary ring and the stationary ring, and the overflow regulating plate is ring-shaped.

In the above paper making mesh water treatment mechanism, the diameter of the steady flow ring is larger than that of the stationary ring, and the bottom of the steady flow ring is fixedly connected with the bottom wall of the tank body.

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses a set up and subtract the disturbance baffle and can fall the disturbance of intaking to minimumly, the suspension of floc is gone on with subsiding under static state, the suspended solid can come up to liquid level upper deposit fast, solid-liquid separation is fast, collect the spoon through setting up rolling stand and dross simultaneously, in the rolling stand pivoted, the dross is collected the spoon and is also rotated, collect the dross on liquid level top layer in the cell body, outside the discharge pond, the effect of getting rid of the suspended solid is better, lower floor's clear water in the cell body passes through the clear water back flow and transports outside the cell body, the system cleanliness of plain boiled water has been improved, reduce the cyclic pollution to production system, be favorable to improving paper machine behavior and improve finished product paper class product quality.

2. The utility model discloses a set up the energy dissipation and flow the board, when the raceway will mix the plain boiled water input to the cell body in, can further ensure that plain boiled water evenly inputs to the cell body in, avoid appearing the velocity of flow too big in input process, keep out the velocity of flow.

3. The utility model discloses a set up the mud scraper, when rotating the rotating turret, the synchronous drive mud scraper rotates, scrapes the deposit of bottom of the pool into to the mud bucket in through the mud scraper to through the mud pipe with bottom deposit discharge bottom of the pool, avoid the bottom deposit to appear to accumulate, further improved clean effect.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of the internal structure of the present invention.

In the figure: the floating pond comprises a pond body 1, a static ring 2, a steady flow ring 3, a rotating frame 4, a water collecting part 5, a scum collecting component 6, a dissolved air part 7, a water distribution pipe 8, a clean water return pipe 9, a raw water inlet pipe 10, a rotary water inlet pipe 11, a scum collecting spoon 12, a scum guide pipe 13, a scum pipe 14, a circumferential driver 15, a scum guide groove 16, a suction pump 17, a water conveying pipe 18, a mud scraping plate 19, a mud bucket 20, a mud discharging pipe 21, an energy dissipation flow plate 22, a disturbance reduction baffle 23, an overflow adjusting plate 24 and a clean water outlet pipe 90.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1-2, a white water treatment mechanism for a papermaking mesh comprises a tank body 1, wherein a stationary ring 2 and a stationary ring 3 are arranged in the tank body 1, a rotating frame 4 is rotatably arranged on the tank body 1, a water collecting member 5 is arranged in the stationary ring 2, the water collecting member 5 is connected with the rotating frame 4, a scum collecting assembly 6 is rotatably arranged on the rotating frame 4, the scum collecting assembly 6 corresponds to the stationary ring 2, a gas dissolving member 7 is arranged at the top of the water collecting member 5, a water distribution pipe 8 is further arranged on the rotating frame 4, the water distribution pipe 8 is connected with the water collecting member 5, a plurality of clear water return pipes 9 corresponding to the water distribution pipe 8 are arranged at the bottom of the rotating frame 4, and a plurality of disturbance reduction baffles 23 are further arranged below the water distribution pipe 8.

In this embodiment, the water collecting member 5 is used for sending the white water to be treated into the tank body 1, the bottom of the water collecting member 5 is connected with a PAM reagent adding pipe, when the white water to be treated is sent, a polyacrylamide PAM reagent is added through the PAM reagent adding pipe and is fully mixed with the white water to be treated, the mixed white water is mixed with dissolved air water generated by the air dissolving member 7, so that micro bubbles with positive charges are adsorbed by floccules, fibers and other impurity components remained in the white water, the mixed white water is uniformly input into the tank body 1 through the water distributing pipe 8, the moving speed of the water distributing pipe and the flow speed of outlet water are adjusted to be the same, the directions are opposite, the disturbance reducing baffle 23 can minimize the disturbance of inlet water, the suspension and settlement of the floccules are performed in a static state, the suspended matters can quickly float to the upper layer of the liquid surface, the separation speed is high, and the effect of removing the suspended matters is. The suspended solid can come up to liquid level upper strata deposit, dross collection component 6 is along with 4 pivoted of rotating turret this moment, self is also rotatory, collect the dross on liquid level top layer in the cell body, outside the discharge pond, clear water in the cell body passes through clear water back flow 9 and transports outside the cell body, the cleanliness of white water system has been improved, reduce the cyclic pollution to production system, be favorable to improving paper machine running state and improve finished product paper class product quality, technical personnel in the field should understand, gas dissolving component 7 can be the dissolved air pump.

Combine fig. 1, fig. 2 to show, catchment spare 5 advance pipe 10 and rotatory inlet tube 11 including setting up the raw water in static circle 2, rotatory inlet tube 11 link to each other with water distributor 8, dross collect subassembly 6 including setting up dross collection spoon 12 on rotating turret 4, dross collect and be equipped with dross honeycomb duct 13 on the spoon 12, 1 bottom of cell body be equipped with slag discharging pipe 14, slag discharging pipe 14 collect the spoon 12 with the dross and link to each other.

Specifically speaking, the white water of pending is carried to rotatory inlet tube 11 in through raw water inlet pipe 10 to carry pending white water to the cell body in through water distributor 8, when needs get rid of the suspended solid that floats at the surface, rotate the rotating turret 4 limit through the limit and rotate dross and collect spoon 12, in income dross collection spoon 12 the suspended solid that floats at the surface, remove to slag outlet pipe 14 through dross honeycomb duct 13, discharge the suspended solid fast in the collecting process, clean effect is better.

Referring to fig. 2, the rotating frame 4 is provided with a circumferential driver 15, a rotating shaft of the circumferential driver 15 is connected to the scum collecting spoon 12, the scum collecting spoon 12 is provided with a plurality of scum guide grooves 16, and the scum guide grooves 16 are connected to the scum guide pipe 13.

In this embodiment, when needs rotate dross and collect spoon 12, start circumference driver 15, the axis of rotation through circumference driver 15 drives dross and collects spoon 12 and rotate, and dross guiding gutter 16 is convenient to carry out the subregion to the suspended solid that floats at the surface and collect, avoids the suspended solid to gather together into a group, ensures that dross honeycomb duct 13 can not take place to block up.

The rotating frame 4 is also provided with a suction pump 17, the suction pump 17 is connected with the water distribution pipe 8, the water distribution pipe 8 is provided with a plurality of water conveying pipes 18, and the water conveying pipes 18 correspond to the tank body 1.

Specifically, when the mixed white water in the rotary water inlet pipe 11 needs to be pumped into the water distribution pipe 8, the suction pump 17 is started, and after the mixed white water is pumped into the water distribution pipe 8, the mixed white water is input into the tank body 1 through the water conveying pipe 18.

Referring to fig. 1, the clean water return pipe 9 is located between the tank body 1 and the flow stabilizing ring 3, the water delivery pipe 18 is also located between the tank body 1 and the flow stabilizing ring 3, the bottom of the tank body 1 is provided with a clean water outlet pipe 90, and the clean water outlet pipe 90 is connected with the clean water return pipe 9.

In this embodiment, the clean water separated at the lower layer is pumped into the clean water outlet pipe 90 through the clean water return pipe 9, and the clean water is pumped out of the tank body 1 through the clean water outlet pipe 90, so that the separation efficiency is high.

As shown in fig. 1, a mud scraper 19 is further arranged at the bottom of the rotating frame 4, the mud scraper 19 is in sliding fit with the bottom wall of the tank body 1, a mud bucket 20 is arranged at the bottom of the tank body 1, and a mud discharge pipe 21 is connected to the bottom of the mud bucket 20.

Specifically, in the treatment process, a part of sediment can fall to the bottom of the tank, when the rotating frame 4 is rotated, the mud scraping plate 19 is synchronously driven to rotate, the sediment at the bottom of the tank is scraped into the mud bucket 20 through the mud scraping plate 19, and the sediment at the bottom of the tank is discharged out of the bottom of the tank through the mud discharging pipe 21, so that the sediment accumulation at the bottom is avoided, and the cleaning effect is further improved.

The mud scraping plate 19 is positioned under the water distribution pipe 8, a plurality of energy dissipation flow plates 22 are arranged on the mud scraping plate 19, the energy dissipation flow plates 22 are arc-shaped, and the positions of the energy dissipation flow plates 22 correspond to the positions of the water conveying pipes 18.

In this embodiment, when the water pipe 18 inputs the mixed white water into the tank body 1, the energy dissipation flow plate 22 can further ensure that the white water is uniformly input into the tank body 1, so as to avoid the occurrence of an excessive flow rate during the input process, and maintain the flow rate of the effluent.

Referring to fig. 1 and 2, the disturbance reduction baffle 23 is fixedly connected with the mud scraper 19, the disturbance reduction baffle 23 is in a V shape, the position of the disturbance reduction baffle 23 corresponds to that of the energy dissipation flow plate 22, the disturbance reduction baffle 23 can minimize the disturbance of the water inlet, the suspension and settlement of flocs are further ensured to be carried out in a static state, and the suspended substances can quickly float up to the upper layer of the liquid surface for deposition.

Referring to fig. 2, an overflow adjusting plate 24 capable of linearly reciprocating in the vertical direction is arranged between the stationary ring 2 and the stationary ring 3, the overflow adjusting plate 24 is annular, the diameter of the stationary ring 3 is larger than that of the stationary ring 2, the bottom of the stationary ring 3 is fixedly connected with the bottom wall of the tank body 1, and the overflow condition can be avoided by adjusting the height of the overflow adjusting plate 24.

The utility model discloses a theory of operation is:

white water to be treated is conveyed into a rotary water inlet pipe 11 through a raw water inlet pipe 10, a PAM medicament adding pipe is connected to an inlet of the raw water inlet pipe 10, when the white water to be treated is fed, a polyacrylamide PAM medicament is added through the PAM medicament adding pipe and is fully mixed with the white water to be treated, the mixed white water is mixed with dissolved air water generated by an air dissolving part 7, micro bubbles with positive charges are adsorbed with a flocculating constituent, fibers and other impurity components remained in the white water, a suction pump 17 is started, the white water to be treated is conveyed into a tank body through a water distribution pipe 8, the mixed white water is uniformly input into the tank body 1 through a water conveying pipe 18, the moving speed and the water outlet flow speed of the water distribution pipe are adjusted to be the same and opposite in direction, the disturbance of the inlet water is reduced to be the minimum, the suspension and settlement of the flocculating constituent are carried out under a static state, and the effect of. The suspended solid can come-up to liquid level upper strata deposit, when needs got rid of and float in the suspended solid of surface, rotates 4 limits of rotating turret through the limit and rotates dross collection spoon 12, will float in the suspended solid income on surface to dross collection spoon 12 in, remove to slag pipe 14 through dross honeycomb duct 13, discharge the suspended solid fast in the collection process, clean effect is better.

Clear water in the tank body is transported to the outside of the tank body through the clear water return pipe 9, so that the cleanliness of a white water system is improved, the circulating pollution to a production system is reduced, the running condition of a paper machine is favorably improved, and the quality of finished paper products is improved.

When the mixed white water is input into the tank body 1 through the water pipe 18, the energy dissipation flow plate 22 can further ensure that the white water is uniformly input into the tank body 1, the phenomenon that the flow velocity is overlarge in the input process is avoided, the flow velocity of the output water is kept, the disturbance of the input water can be reduced to the minimum by the disturbance reduction baffle 23, the suspension and settlement of flocs are further ensured to be carried out in a static state, and the suspended matters can quickly float upwards to the upper layer of the liquid surface for deposition.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein will be apparent to those skilled in the art without departing from the spirit of the invention.

Although the terms of the tank body 1, the stationary ring 2, the flow stabilizing ring 3, the rotating frame 4, the water collecting member 5, the scum collecting assembly 6, the dissolved air member 7, the water distributing pipe 8, the clean water return pipe 9, the raw water inlet pipe 10, the rotary water inlet pipe 11, the scum collecting scoop 12, the scum guide pipe 13, the slag outlet pipe 14, the circumferential driver 15, the scum guide groove 16, the suction pump 17, the water conveying pipe 18, the mud scraper 19, the mud bucket 20, the mud discharge pipe 21, the energy dissipation flow plate 22, the disturbance reduction baffle 23, the overflow regulating plate 24, the clean water outlet pipe 90, etc. are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention and should not be interpreted as imposing any additional limitations that are contrary to the spirit of the present invention.

Claims (10)

1. A white water treatment mechanism of a paper making net comprises a pool body (1) and is characterized in that a static ring (2) and a steady flow ring (3) are arranged in the pool body (1), a rotating frame (4) is rotatably arranged on the pool body (1), a water collecting part (5) is arranged in the static ring (2), the water collecting part (5) is connected with the rotating frame (4), a scum collecting component (6) is rotatably arranged on the rotating frame (4), the position of the scum collecting component (6) corresponds to that of the static ring (2), a gas dissolving part (7) is arranged at the top of the water collecting part (5), a water distribution pipe (8) is further arranged on the rotating frame (4), the water distribution pipe (8) is connected with the water collecting part (5), a plurality of clear water return pipes (9) corresponding to the positions of the water distribution pipe (8) are arranged at the bottom of the rotating frame (4), a plurality of interference reduction baffles (23) are arranged below the water distribution pipe (8).

2. The white water processing mechanism of a paper making net according to claim 1, characterized in that the water collecting member (5) comprises a raw water inlet pipe (10) and a rotary water inlet pipe (11) arranged in a static ring (2), the rotary water inlet pipe (11) is connected with a water distribution pipe (8), the scum collecting component (6) comprises a scum collecting spoon (12) arranged on a rotating frame (4), the scum collecting spoon (12) is provided with a scum guide pipe (13), the bottom of the tank body (1) is provided with a slag outlet pipe (14), and the slag outlet pipe (14) is connected with the scum collecting spoon (12).

3. A paper machine wire water treatment mechanism according to claim 2, characterized in that the rotary frame (4) is provided with a circumferential driver (15), the rotation shaft of the circumferential driver (15) is connected with the scum collecting spoon (12), the scum collecting spoon (12) is provided with a plurality of scum guiding chutes (16), and the scum guiding chutes (16) are connected with the scum guiding pipe (13).

4. The paper-making net water white processing mechanism according to claim 3, characterized in that the rotating frame (4) is further provided with a suction pump (17), the suction pump (17) is connected with the water distribution pipe (8), the water distribution pipe (8) is provided with a plurality of water pipes (18), and the water pipes (18) correspond to the tank body (1).

5. The paper-making net water white water processing mechanism according to claim 4, characterized in that the clean water return pipe (9) is located between the tank body (1) and the flow stabilizing ring (3), the water delivery pipe (18) is also located between the tank body (1) and the flow stabilizing ring (3), the bottom of the tank body (1) is provided with a clean water outlet pipe (90), and the clean water outlet pipe (90) is connected with the clean water return pipe (9).

6. The paper making net water white processing mechanism according to claim 4, characterized in that a mud scraper (19) is further arranged at the bottom of the rotating frame (4), the mud scraper (19) is in sliding fit with the bottom wall of the tank body (1), a mud bucket (20) is arranged at the bottom of the tank body (1), and a mud discharge pipe (21) is connected to the bottom of the mud bucket (20).

7. The paper making net water white processing mechanism according to claim 6, characterized in that the mud scraper (19) is located right below the water distributor (8), the mud scraper (19) is provided with a plurality of energy dissipation flow plates (22), the energy dissipation flow plates (22) are arc-shaped, and the positions of the energy dissipation flow plates (22) and the water pipe (18) correspond.

8. A wire water treatment unit according to claim 7, characterized in that the disturbance-reducing baffle (23) is fixedly connected to the scraper (19), the disturbance-reducing baffle (23) is V-shaped, and the position of the disturbance-reducing baffle (23) corresponds to the position of the energy-dissipating flow plate (22).

9. A water treatment mechanism for a paper making net according to claim 1, characterized in that an overflow regulating plate (24) capable of reciprocating in a straight line along a vertical direction is arranged between the stationary ring (2) and the stationary ring (3), and the overflow regulating plate (24) is ring-shaped.

10. The water treatment mechanism of a papermaking screen according to claim 1, characterized in that the diameter of the flow stabilizing ring (3) is larger than the diameter of the stationary ring (2), and the bottom of the flow stabilizing ring (3) is fixedly connected with the bottom wall of the tank body (1).

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