CN218811168U

CN218811168U - Cyclic utilization discharging equipment of papermaking waste water

Info

Publication number: CN218811168U
Application number: CN202222923712.3U
Authority: CN
Inventors: 李文俊; 伍鹤时; 邓志斌
Original assignee: Guangdong Lee and Man Paper Manufacturing Co Ltd
Current assignee: Guangdong Lee and Man Paper Manufacturing Co Ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-04-07
Anticipated expiration: 2032-10-28

Abstract

The utility model belongs to the waste water treatment field especially relates to a cyclic utilization discharging equipment of papermaking waste water, including support column and first backup pad, the support column is the fixed four corners that sets up at first backup pad respectively, fixed catch basin and the aerostatic slideing subassembly of being provided with on the first backup pad, the air supporting subassembly sets up the rear at the catch basin, the below of first backup pad is equipped with the second backup pad of fixing on the support column, the fixed sedimentation tank that is equipped with in the second backup pad, the fixed filtering component that is provided with in rear edge department of first backup pad, and filtering component arranges the top of catch basin and aerostatic slideing subassembly in, be close to the fixed plate that is provided with between the pair of support column in catch basin the place ahead, and the catch basin top is arranged in to the fixed plate, be provided with unloading subassembly on the fixed plate. The utility model discloses can not filter the great solid impurity in the waste water and less solid impurity respectively with the solution and get rid of, the single, the not high scheduling problem of efficiency of filter effect.

Description

Cyclic utilization discharging equipment of papermaking waste water

Technical Field

The utility model belongs to the waste water treatment field especially relates to a cyclic utilization discharging equipment of papermaking waste water.

Background

In the process of papermaking, a large amount of wastewater can be generated, if the production wastewater is randomly discharged, serious consequences of pollution can be caused, and the direct discharge of the wastewater can cause water source pollution and increase the cost, so that the quality of drinking water of residents can be influenced.

Chinese patent publication No. CN206915826U discloses a recovery device for treating papermaking white water, which comprises a housing, wherein a cabinet door is arranged on the surface of the housing, a return pipe is arranged on the upper portion of the left side of the housing, a liquid inlet pipe, a chemical inlet pipe and a discharge pipe are sequentially arranged on the right side of the housing from top to bottom, first proportional valves are arranged on the return pipe, the liquid inlet pipe, the chemical inlet pipe and the discharge pipe, the return pipe is rotated by an optical axis to drive a second sieve plate to rotate, the first sieve plate blocks the return pipe to avoid fiber loss, fibers are accumulated on the rotating second sieve plate and the first sieve plate, the second sieve plate and the first sieve plate are lifted under the action of an electric telescopic rod to recover the fibers, a part of the wastewater enters a second containing tank through a delivery pipe, a coagulant is input into the chemical inlet pipe, a screen frame is driven by a winch to move up and down, the wastewater is horizontally stirred to fully mix with the coagulant, the wastewater is mixed and reacted with the coagulant in the second containing tank to form a floccule, the solid is driven by the winch to discharge pipe, and the clear liquid is discharged.

By last knowing, this kind of recovery unit uses first sieve and second sieve to filter waste water, the filtration mode is single, and can not filter the great solid impurity in the waste water and less solid impurity and get rid of respectively, some less solid impurity still can pass the filter screen, thereby lead to unable recovery processing, the effect is poor, do not effectively get rid of the impurity in the waste water, consequently, the cyclic utilization discharge apparatus of papermaking waste water is provided now, solve and can not filter the great solid impurity and less solid impurity in the waste water respectively and get rid of, the filter effect is single, the not high scheduling problem of efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cyclic utilization discharging equipment of papermaking waste water to the solution can not filter the great solid impurity in the waste water and less solid impurity respectively and get rid of, and the filter effect is too single, the not high technical problem of efficiency.

In order to achieve the above purpose, the specific technical solution of the present invention is as follows:

the utility model provides a cyclic utilization discharging equipment of papermaking waste water, including support column and first backup pad, the support column is the fixed four corners that sets up at first backup pad respectively, fixed catch basin and the air supporting subassembly of being provided with in the first backup pad, the air supporting subassembly sets up the rear at the catch basin, the below of first backup pad is equipped with the second backup pad of fixing on the support column, the fixed sedimentation tank that is equipped with in the second backup pad, the fixed filtering component that is provided with in rear side edge department of first backup pad, and filtering component arranges the top of catch basin and air supporting subassembly in, be close to the fixed plate that is provided with between a pair of support column in catch basin the place ahead, and the catch basin top is arranged in to the fixed plate, be provided with the unloading subassembly on the fixed plate.

Further, the air supporting subassembly is including air supporting machine, first pipe, suction pump and second pipe, and the air supporting machine sets up at the rear of catch basin and fixes on first backup pad, and the right side of air supporting machine is arranged in to the suction pump, and fixed the setting on first backup pad, through first pipe intercommunication between the water inlet of suction pump and the catch basin, and the catch basin right side is arranged in to first pipe, the delivery port and the air supporting machine intercommunication of suction pump, the one end setting of second pipe is in the downside of air supporting machine, the other end then passes first backup pad and arranges in the sedimentation tank.

Further, the filtering component comprises a supporting rod and a filtering frame, the supporting rod is fixedly arranged at the edge of the rear side of the first supporting plate, the filtering frame is fixedly arranged on the supporting rod, one end of a water outlet of the filtering frame forms a 45-degree included angle with the horizontal plane, and a filtering screen is fixed on one side, close to the water outlet, of the inside of the filtering frame.

Further, the unloading subassembly is including support frame, storage frame, discharging pipe and valve, and the support frame is fixed to be set up on the fixed plate, and the storage frame is fixed to be set up on the support frame, and the one end intercommunication of discharging pipe sets up in the bottom of storage frame, and the other end then is in the top of catch basin, and the valve is established on the discharging pipe.

Further, a water outlet is arranged on the front side of the sedimentation tank.

Furthermore, the filtering component also comprises a sealing cover plate, and the sealing cover plate is arranged on the filtering frame above the filtering net and close to one side of the water inlet through a hinge.

The utility model has the advantages of it is following: the produced wastewater can be treated by the filtering component to remove larger solid impurities, and then treated by the air floating component to remove smaller solid impurities in the wastewater, so that solid-liquid separation is further realized; before the air flotation component is treated, a certain amount of coagulant is added through the blanking component, the wastewater treatment effect is further enhanced, finally, the treated wastewater can be recycled and discharged, the water quality can reach the standard of a paper mill, and the wastewater is conveyed to the paper mill for use, so that zero emission is achieved; the treated water can be recycled, so that the shortage of water resources is relieved to a certain extent, and the cost is reduced.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic perspective view of another perspective of the present invention;

FIG. 3 is a schematic structural view of the filter assembly of the present invention;

fig. 4 is a schematic structural view of the blanking assembly of the present invention;

the symbols in the figure illustrate: 1. a support column; 101. a fixing plate; 2. a first support plate; 3. a water collecting tank; 4. an air flotation assembly; 401. an air flotation machine; 402. a first conduit; 403. a water pump; 404. a second conduit; 5. a second support plate; 6. a sedimentation tank; 7. a filter assembly; 701. a support bar; 702. a filter frame; 703. filtering with a screen; 704. sealing the cover plate; 8. a blanking assembly; 801. a support frame; 802. a material storage frame; 803. a discharge pipe; 804. a valve; 9. and a water outlet.

Detailed Description

In order to better understand the purpose, structure and function of the present invention, the following description will be made in detail with reference to the accompanying drawings.

As shown in fig. 1-2, the utility model comprises a support column 1 and a first support plate 2, wherein the support column 1 is respectively fixed at four corners of the first support plate 2, and a filter assembly 7 is fixed at the rear side edge of the first support plate 2 for removing larger solid impurities in the wastewater; a water collecting tank 3 and an air floating component 4 are also fixedly arranged on the first supporting plate 2, and a filtering component 7 is arranged above the water collecting tank 3 and the air floating component 4; after removing larger solid impurities in the wastewater, the wastewater can directly flow into the water collecting tank 3. The air flotation component 4 is arranged behind the water collecting tank 3 and is used for treating the wastewater in the water collecting tank 3 to achieve the effect of removing small solid impurities in the wastewater. A second supporting plate 5 fixed on the supporting column 1 is arranged below the first supporting plate 2, a sedimentation tank 6 is fixedly arranged on the second supporting plate 5, and a water outlet 9 used for connecting a pipeline is also arranged at the front side of the sedimentation tank 6; the wastewater flows into the sedimentation tank 6 after being treated by the air flotation component 4, and can be discharged from a water outlet 9 on the sedimentation tank 6 after standing and sedimentation. A fixing plate 101 is fixedly arranged between a pair of supporting columns 1 close to the front of the water collecting tank 3, the fixing plate 101 is arranged above the water collecting tank 3, and a blanking assembly 8 is arranged on the fixing plate 101 and used for feeding a quantitative coagulant into the water collecting tank 3, so that the wastewater treatment effect is further enhanced. After the waste water is removed with large solid impurities through the filtering component 7, the waste water flows into the water collecting tank 3, then the blanking component 8 is manually controlled to feed a coagulant into the water collecting tank 3, the principle of the coagulant is to destroy the stability of the fine particles, the fine particles are mutually contacted and coagulated together to form floccules, and the floccules sink and are separated, so that the treatment effect is enhanced, then the small solid impurities in the waste water are further removed under the action of the air flotation component 4, the waste water flows into the sedimentation tank 6 for sedimentation and storage after the removal is finished, and the waste water is discharged when in use.

As shown in fig. 2, the air flotation assembly 4 of the present invention includes an air flotation machine 401, a first conduit 402, a water pump 403 and a second conduit 404, the air flotation machine 401 is disposed behind the water collecting tank 3 and fixed on the first support plate 2, the water pump 403 is disposed on the right side of the air flotation machine 401 and fixed on the first support plate 2; the water inlet of the water pump 403 is communicated with the water collecting tank 3 through a first conduit 402, the first conduit 402 is arranged on the right side of the water collecting tank 3, and the water outlet of the water pump 403 is communicated with the air floatation machine 401 and is used for pumping the wastewater in the water collecting tank 3 into the air floatation machine 401 for treatment; one end of the second conduit 404 is disposed at the lower side of the air flotation machine 401, and the other end passes through the first support plate 2 and is disposed in the sedimentation tank 6, so that the wastewater treated by the air flotation machine 401 flows into the sedimentation tank 6. The model of the air floating machine 401 can be purchased from the commercial PF-5 model, the working principle of the air floating machine 401 is that the dissolved air system generates a large amount of micro bubbles in water, so that air is attached to suspended particles in a highly dispersed micro bubble form to cause a state that the density is lower than that of the water, and the air floating machine floats on the water surface by utilizing the buoyancy principle, thereby realizing the water treatment equipment with solid-liquid separation.

As shown in fig. 3, the utility model discloses a filtering component 7 is including bracing piece 701, filter frame 702 and sealed apron 704, bracing piece 701 is fixed to be set up in the rear edge department of first backup pad 2, prop up whole filtering component 7, filter frame 702 is fixed to be established on bracing piece 701, and filter frame 702's delivery port one end and level personally submit 45 degrees contained angles, make in waste water can fully flow into water catch bowl 3, the inside of filtering frame 702 is close to delivery port one side and is fixed with filter screen 703, be used for filtering the great solid impurity in the waste water, sealed apron 704 sets up through articulated on filter screen 703 top is close to the filter frame 702 of water inlet one side, after manually opening sealed apron 704, clear up the great solid impurity that filters out through filter screen 703 in the filter frame 702, prevent to pile up the jam.

As shown in fig. 4, the utility model discloses a blanking subassembly 8 is including support frame 801, storage frame 802, discharging pipe 803 and valve 804, and support frame 801 is fixed to be set up on fixed plate 101, and storage frame 802 is fixed to be set up on support frame 801, is used for storing the coagulant, and the one end intercommunication of discharging pipe 803 sets up in the bottom of storage frame 802, and the other end then is in the top of catch basin 3, and valve 804 is established on discharging pipe 803. And manually rotating the valve 804, opening the valve 804, feeding the coagulant in the storage frame 802 through the discharge pipe 803, resetting the valve 804 after a certain amount of coagulant is fed, and closing the valve 804 to finish the blanking.

When the device is used, wastewater enters the filter frame 702 through the water inlet of the filter frame 702, under the action of the filter screen 703, large solid impurities in the wastewater are filtered out, the filtered large solid impurities can be cleaned out by opening the sealing cover plate 704, and the filtered wastewater flows into the water collecting tank 3 from the water outlet of the filter frame 7; then, the valve 804 is manually rotated, the valve 804 is opened, the coagulant in the storage frame 802 is fed through the discharge pipe 803, and the valve 804 is closed after the feeding is finished; the suction pump 403 is started again, the wastewater in the water collecting tank 3 enters the air floatation machine 401 through the first conduit 402, the air floatation machine 401 removes small solid impurities in the wastewater, the wastewater flows into the sedimentation tank 6 through the second conduit 404 after being removed, the treated wastewater is precipitated and stored, and the wastewater is discharged through the water outlet 9 on the sedimentation tank 6 when the wastewater needs to be used or discharged, so that the effect of wastewater recycling is achieved.

It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.

Claims

1. The utility model provides a cyclic utilization discharging equipment of papermaking waste water, a serial communication port, including support column (1) and first backup pad (2), support column (1) is the fixed four corners that sets up in first backup pad (2) respectively, fixed catch basin (3) and the air supporting subassembly (4) of being provided with on first backup pad (2), air supporting subassembly (4) set up the rear in catch basin (3), the below of first backup pad (2) is equipped with second backup pad (5) of fixing on support column (1), fixed sedimentation tank (6) of being equipped with on second backup pad (5), the fixed filtering component (7) that are provided with in rear edge department of first backup pad (2), and filtering component (7) arrange the top of catch basin (3) and air supporting subassembly (4) in, fixed plate (101) of being provided with between a pair of support column (1) near catch basin (3) the place ahead, and catch basin (3) top is arranged in to fixed plate (101), be provided with unloading subassembly (8) on fixed plate (101).

2. The papermaking wastewater recycling and discharging device according to claim 1, wherein the air flotation assembly (4) comprises an air flotation machine (401), a first conduit (402), a water suction pump (403) and a second conduit (404), the air flotation machine (401) is disposed behind the water collecting tank (3) and fixed on the first support plate (2), the water suction pump (403) is disposed on the right side of the air flotation machine (401) and fixed on the first support plate (2), a water inlet of the water suction pump (403) is communicated with the water collecting tank (3) through the first conduit (402), the first conduit (402) is disposed on the right side of the water collecting tank (3), a water outlet of the water suction pump (403) is communicated with the air flotation machine (401), one end of the second conduit (404) is disposed on the lower side of the air flotation machine (401), and the other end of the second conduit passes through the first support plate (2) and is disposed in the sedimentation tank (6).

3. The papermaking wastewater recycling discharge apparatus according to claim 1, wherein the filtering component (7) comprises a supporting rod (701) and a filtering frame (702), the supporting rod (701) is fixedly arranged at the rear side edge of the first supporting plate (2), the filtering frame (702) is fixedly arranged on the supporting rod (701), an included angle of 45 degrees is formed between one end of a water outlet of the filtering frame (702) and the horizontal plane, and a filtering screen (703) is fixed on one side of the inside of the filtering frame (702) close to the water outlet.

4. The papermaking wastewater recycling and discharging device according to claim 1, wherein the blanking assembly (8) comprises a support frame (801), a storage frame (802), a discharge pipe (803) and a valve (804), the support frame (801) is fixedly arranged on the fixing plate (101), the storage frame (802) is fixedly arranged on the support frame (801), one end of the discharge pipe (803) is communicated with the bottom of the storage frame (802), the other end of the discharge pipe is positioned above the water collecting tank (3), and the valve (804) is arranged on the discharge pipe (803).

5. The recycling discharge apparatus of paper making wastewater according to claim 1, characterized in that the front side of the settling tank (6) is provided with a drain outlet (9).

6. The papermaking wastewater recycling discharge apparatus according to claim 3, wherein the filter assembly further comprises a sealing cover plate (704), and the sealing cover plate (704) is hinged to the filter frame (702) above the filter screen (703) on the side close to the water inlet.