CN212894261U

CN212894261U - Construction tail hole mud splitter

Info

Publication number: CN212894261U
Application number: CN202021734440.7U
Authority: CN
Inventors: 王健东; 王立军
Original assignee: Langfang Jinlaiyuan Environmental Protection Technology Co ltd
Current assignee: Langfang Jinlaiyuan Environmental Protection Technology Co ltd
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2021-04-06
Anticipated expiration: 2030-08-19

Abstract

The utility model provides a construction tail pit mud separation equipment, mud medicine mixing agitator is installed above the mud medicine mixing reaction tank, the tail pit pipeline connecting port is connected with a vibrating screen through a steel wire hose, the vibrating screen is fixed on a lower slurry storage tank through a spring, a diving slag slurry pump is connected with a swirler, the swirler is connected with the vibrating screen, the slurry storage tank is connected with a slurry return pipe, a pretreatment slurry return pipe is connected with a PAC static mixer through an elbow, the PAC static mixer outlet is connected with a cache pipeline through two elbows, then the PAM static mixer elbow is connected with the mud medicine mixing reaction tank, mud in the mud medicine mixing reaction tank flows into a filter barrel through an overflow port for primary dehydration, a filter barrel rotary speed reducer is installed on one side of the filter barrel for primary dehydration, the filter barrel for primary dehydration is connected with a clear water outlet through a pipeline, a wad conveying pipeline is connected with a filter press belt for dehydration, a clear water storage tank is connected with a clear, the slurry treatment device is reasonable in structure, and can solve the problems of difficulty in slurry treatment and environmental pollution of the construction tail pit.

Description

Construction tail hole mud splitter

Technical Field

The utility model relates to a mud splitter field especially relates to a construction tail hole mud splitter.

Background

Under the background of national vigorous natural environment protection, slurry pits after construction of non-excavation and other industries become the key point of environmental protection. Construction tail pit slurry is not volatilized and is not penetrated, and the flowing land can not grow any crops, so that stealing and landfill become the normal state of the industry. Patent No. ZL201720039254.3, entitled a mud purification device, which separates and discharges the particles in the mud, and the treated mud can be recycled, but does not meet the discharge standard. The sewage treatment equipment on the market can only treat general mud, and the mud related to the industry contains a large amount of mud material composite components such as bentonite, and has the characteristics of strong wall protection and water locking capacity and great difficulty in decomposition treatment.

Disclosure of Invention

In order to solve the problem, the utility model provides a construction tail hole mud splitter, its compact structure can solve the problem that construction tail hole mud handled difficulty, polluted environment.

The technical scheme of the utility model is that: the utility model provides a construction tail pit mud separation equipment, including mud medicine mixing agitator, PAM static mixer, buffer memory pipeline, PAC static mixer, the elementary dehydration of filter vat, strain a rotatory speed reducer of section, clear water export one, the shale shaker, belt filter-pressing dehydration, clear water export two, clear water aqua storage tank, lime water solution measuring pump, PAM aqueous solution measuring pump, PAC aqueous solution measuring pump, dive sediment stuff pump, liquid medicine mixing box, powder input groove, liquid medicine mixing agitator, tail pit pipeline connector, preliminary treatment mud return pipe, wad conveying pipeline, mud medicine mixing retort, swirler, storage tank, mud medicine mixing agitator installs above the mud medicine mixing retort, tail pit pipeline connector passes through the steel wire hose and connects the shale shaker, the shale shaker is fixed on the storage tank of below by the spring, dive sediment stuff pump is connected with the swirler, the swirler is connected with the shale shaker, the storage tank is connected with the mud return pipe, the pretreatment slurry return pipe is connected with a PAC static mixer by an elbow, the outlet of the PAC static mixer is connected with a cache pipeline by two elbows, and then is connected with a mud and medicine mixing reaction tank by a PAM static mixer elbow, the slurry in the mud and medicine mixing reaction tank flows into a filter barrel through an overflow port for primary dehydration, a filter barrel rotary speed reducer is installed on one side of the primary dehydration of the filter barrel, the primary dehydration of the filter barrel is connected with a clean water outlet I by a pipeline, a floc conveying pipeline is connected with a belt in a filter pressing dehydration manner, and a clean water storage tank is connected with a clean water outlet II;

the upper part of the liquid medicine mixing box is respectively provided with a medicine powder feeding groove and a liquid medicine mixing stirrer, and the lower part of the liquid medicine mixing box is respectively provided with a lime water solution metering pump, a PAM water solution metering pump and a PAC water solution metering pump.

Optionally, the vibrating screen is a translation elliptical vibrating screen with a total power of 0.7KW, and the vibrating screen comprises 20-mesh and 30-mesh woven screens.

Optionally, a lime water solution filling port is installed below the lime water solution metering pump.

Optionally, a PAM aqueous solution filling port is installed below the PAM aqueous solution metering pump.

Optionally, a PAC aqueous solution filling port is installed below the PAC aqueous solution metering pump.

Optionally, the PAC is polyaluminium chloride and the PAM is polyacrylamide.

Compared with the prior art, the beneficial effects of the utility model are that: the structure is compact, the treated solid matter of the slurry pit can be backfilled, the reclaimed water can be discharged into a sewage pipe network, and the problems of difficult slurry treatment and environmental pollution of the construction tail pit can be solved.

Drawings

The invention is further explained below with reference to the figures:

FIG. 1 is a block diagram of the present invention;

shown in FIG. 1: 1. mud medicine mixing stirrer, 2, lime water solution filling port, 3, PAM static mixer, 4, PAM water solution filling port, 5, PAC water solution filling port, 6, buffer pipeline, 7, PAC static mixer, 8, filter vat primary dehydration, 9, filter drum rotary speed reducer, 10, clean water outlet I, 11, vibrating screen, 12, belt filter pressing dehydration, 13, clean water outlet II, 14, clean water storage tank, 15, lime water solution metering pump, 16, PAM water solution metering pump, 17, PAC water solution metering pump, 18, submersible slurry pump, 19, liquid medicine mixing box, 20, medicine powder feeding tank, 21, liquid medicine mixing stirrer, 22, tail pit pipeline connecting port, 23, pretreatment slurry return pipe, 24, floc conveying pipeline, 25, mud medicine mixing reaction tank, 26, swirler, 27 and slurry storage tank.

Detailed Description

The present invention will be described in further detail with reference to the drawings, which are only used for explaining the present invention, and are schematic illustrations of the embodiments of the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1, a construction tail pit mud separation device comprises a mud-drug mixing stirrer 1, a lime water solution injection port 2, a PAM static mixer 3, a PAM water solution injection port 4, a PAC water solution injection port 5, a cache pipeline 6, a PAC static mixer 7, a primary filter barrel dehydration 8, a filter barrel rotation speed reducer 9, a clean water outlet I10, a vibrating screen 11, a belt filter pressing dehydration 12, a clean water outlet II 13, a clean water storage tank 14, a lime water solution metering pump 15, a PAM water solution metering pump 16, a PAC water solution metering pump 17, a submersible slag slurry pump 18, a liquid medicine mixing tank 19, a medicine powder feeding tank 20, a liquid medicine mixing stirrer 21, a tail pit pipeline connecting port 22, a pretreatment slurry return pipe 23, a floc conveying pipeline 24, a mud-drug mixing reaction tank 25, a cyclone 26 and a slurry storage tank 27, wherein the mud-drug mixing stirrer 1 is installed above the mud-drug mixing reaction tank 25, the tail pit pipeline connecting port 22 is connected with a vibrating screen 11 through a steel wire hose, the vibrating screen 11 is fixed on a lower slurry storage tank 27 by four springs, the submersible slurry pump 18 is connected with a swirler 26, slurry under the screen of the vibrating screen 11 is pumped into an upper swirler 26 by the submersible slurry pump 18 through a pipeline, the swirler 26 is connected with the vibrating screen 11, large-particle slurry discharged by the swirler 26 flows to the vibrating screen 11 for secondary screening, the treated slurry flows into a pretreatment slurry return pipe 23, the slurry storage tank 27 is connected with a slurry return pipe 23, when the liquid level of the slurry storage tank 27 is at a low liquid level, the slurry of the pretreatment slurry return pipe 23 flows back to the slurry storage tank 27, the pretreatment slurry return pipe 23 is connected with a PAC static mixer 7 by an elbow, when the liquid level of the slurry storage tank 27 is at a high liquid level, the slurry flows into the PAC static mixer 7, the outlet of the PAC static mixer 7 is connected with a buffer pipeline 6 by two elbows, then is connected with a slurry mixing reaction tank 25 by the elbow of the PAM static mixer 3, the slurry in the slurry mixing reaction tank 25 flows into a filter barrel through an, a filter drum rotating speed reducer 9 is installed on one side of primary dehydration 8 of a filter drum, the primary dehydration 8 of the filter drum is connected with a clean water outlet I10 through a pipeline, water which is dehydrated out through the primary dehydration 8 of the filter drum is discharged from the clean water outlet I10, a floc conveying pipeline 24 is connected with a belt filter-pressing dehydration 12, residual slurry flows into the belt filter-pressing dehydration 12 through the floc conveying pipeline 24, a filter-pressed mud cake is discharged along with the belt, a clean water storage tank 14 is connected with a clean water outlet II 13, and reclaimed water is discharged from the clean water outlet II 13 after flowing into the clean water storage tank 14.

A medicinal powder feeding groove 20, a medicinal liquid mixing stirrer 21, PAC and PAM are respectively arranged above the medicinal liquid mixing box 19, quicklime is sent into respective liquid medicine mixing box 19 respectively through powder input groove 20 by the auger delivery and is mixed, lime aqueous solution measuring pump 15 is installed respectively to liquid medicine mixing box 19 below, PAM aqueous solution measuring pump 16, PAC aqueous solution measuring pump 17, lime aqueous solution filler 2 is installed to lime aqueous solution measuring pump 15 below, PAM aqueous solution filler 4 is installed to PAM aqueous solution measuring pump 16 below, PAC aqueous solution filler 5 is installed to PAC aqueous solution measuring pump 17 below, PAC aqueous solution measuring pump 17 export is by pipe connection to PAC aqueous solution filler 5, PAM aqueous solution measuring pump 16 export is by pipe connection to PAM aqueous solution filler 4, lime aqueous solution measuring pump 15 export is by pipe connection to lime aqueous solution filler 2 and realizes the measurement of liquid medicine and carries.

Examples

After construction, a field mud tail pit is cleaned, a field rod pump is needed to drive mud into a tail pit pipeline connecting port 22 of the invention, the mud is guided into a vibrating screen 11 by a pipeline, the vibrating screen 11 is a translational elliptical vibrating screen, the total power of the vibrating screen 11 is 0.7KW, two woven screens of 20 meshes and 30 meshes are included, the mud in the tail pit enters the position of the 20-mesh screen, large-particle silt stones and the like are screened and discharged, the impact abrasion of the stones on the screen is effectively reduced by the translational screen, the problem that the screen is blocked by stones is also effectively controlled, the mud with the particle size smaller than 20 meshes flows into a lower tank along a reverse plate, the mud with the particle size smaller than 20 meshes is driven into a swirler 26 by a submersible slurry pump 18, the particles larger than 30 microns are discharged to the position of the 30-mesh screen of the vibrating screen by the swirler 26, the screened mud is circularly treated, and the mud with.

The preparation of the decomposition liquid medicine is completed in a liquid medicine mixing box 19, three grids are arranged in the liquid medicine mixing box, three liquid medicines of polyaluminium chloride aqueous solution, polyacrylamide aqueous solution and quicklime water can be prepared respectively, after clear water is injected into the box, a liquid medicine mixing stirrer 21 is started, the medicinal powder is put into a medicinal powder putting groove 20, the medicinal powder is uniformly scattered into the rotating clear water by a spiral conveyor at the bottom of the putting groove to be stirred and dissolved, the amount of the put medicinal powder is controlled by the spiral conveyor, the putting proportion is about 0.1 percent of PAC, 10 percent of effective content of national standard and about 1-3ppm of PAM, namely about 10 tons of PAC, 10-30kg of PAM are respectively added into each ten thousand tons of water, the proportion of the quicklime water is 15 per thousand, and the liquid medicine proportion is correspondingly finely adjusted.

The outlet of a PAC (polyaluminium chloride) aqueous solution metering pump 17 is connected to a PAC aqueous solution filling port 5 through a pipeline, the outlet of a PAM aqueous solution metering pump 16 is connected to a PAM aqueous solution filling port 4 through a pipeline, the outlet of a lime aqueous solution metering pump 15 is connected to a lime aqueous solution filling port 2 through a pipeline, a solid content detection device is arranged in a pretreatment slurry return pipe 23, when the solid content of slurry to be treated is 10%, the using amount of liquid medicine is 5 per mill, the liquid medicine is mixed in a static mixer along with the slurry, and when the solid content of the slurry is changed, the medicine supply amount of each metering pump is adjusted through electrical.

The slurry in the pretreatment slurry return pipe 23 flows into a PAC static mixer 7 along a pipeline, the slurry is mixed with the liquid medicine flowing in from a PAC aqueous solution filling port 5, the liquid medicine and the slurry are fully mixed in the static mixer in a spiral slitting structural mode, the mixed liquid medicine flows into a cache pipeline 6 for flocculation reaction and then flows into a PAM static mixer 3, the liquid medicine flowing in from a PAM aqueous solution filling port 4 is matched for mixing, the PAM aqueous solution increases the coagulation and sedimentation effects on the flocculated slurry in front, the mixed liquid medicine is matched with the liquid medicine flowing in from a lime aqueous solution filling port 2 and then enters a mud-medicine mixing reaction tank 25 together, and the liquid medicine mixing stirrer 1 is used for stirring at the speed of 28 revolutions per minute, namely, the lime aqueous solution is guaranteed to be fully mixed and is not stirred to scatter the reacted flocs.

Slurry with mixed liquid medicine is stored in a mud and medicine mixing reaction tank 25, when the liquid level is higher than an overflow port, the slurry flows into a filter cylinder of a filter barrel primary dehydration 8, the filter cylinder is driven by the filter barrel primary dehydration 8 at a speed of 23 revolutions per minute to rotate, decomposed reclaimed water is filtered by the filter cylinder and then is discharged from a clear water outlet I10, a spiral blade is arranged in the filter cylinder, internal flocs are guided into a floc conveying pipeline 24 while the roller rotates to filter the reclaimed water, the flocculate flows along the pipeline and is subjected to belt filter pressing dehydration 12, the filter cloth belt rolls and extrudes the floc slurry, the reclaimed water is pressed into a clear water storage tank 14, the flocs are pressed into mud cakes and then are discharged, the reclaimed water in the storage tank is discharged from a clear water outlet II 13, and the discharged clear water can be used for reuse in the pharmaceutical industry and can also be used for flushing the mud cakes blocked by the filter cylinder, the.

The utility model discloses rational in infrastructure, mud hole solid-phase thing after this equipment is handled can backfill, and sewage pipe network can be arranged into to the normal water, can solve the problem that the mud of construction tail hole was handled difficulty, polluted environment.

The above description is illustrative of the present invention and is not to be construed as limiting thereof, as numerous modifications and variations will readily occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a construction tail hole mud splitter, including mud medicine mixing agitator (1), PAM static mixer (3), buffer pipeline (6), PAC static mixer (7), the elementary dehydration of lauter tub (8), strain a section of thick bamboo rotatory speed reducer (9), clear water export (10), shale shaker (11), belt filter-pressing dehydration (12), clear water export two (13), clear water aqua storage tank (14), lime water solution measuring pump (15), PAM aqueous solution measuring pump (16), PAC aqueous solution measuring pump (17), dive sediment stuff pump (18), liquid medicine mixing box (19), powder input tank (20), liquid medicine mixing agitator (21), tail pithead pipeline connector (22), preliminary treatment mud return pipe (23), wadding conveying pipeline (24), mud medicine mixing reaction jar (25), swirler (26), store up thick liquid jar (27), its characterized in that: mud medicine mixing agitator (1) is installed above mud medicine mixing reaction tank (25), tail pit pipeline connecting port (22) is connected with vibrating screen (11) through steel wire hose, vibrating screen (11) is fixed on below slurry storage tank (27) through four springs, submersible slurry pump (18) is connected with swirler (26), swirler (26) is connected with vibrating screen (11), slurry storage tank (27) is connected with slurry return pipe (23), pretreatment slurry return pipe (23) is connected with PAC static mixer (7) through elbow, PAC static mixer (7) export is connected with cache pipeline (6) through two elbows, PAM static mixer (3) elbow is connected with mud medicine mixing reaction tank (25) again, mud in mud medicine mixing reaction tank (25) flows into filter barrel primary dewatering (8) through overflow port, filter barrel primary dewatering (8) one side installation cartridge rotary speed reducer (9), filter barrel primary dewatering (8) is connected with clear water outlet (10) through pipeline, the floc conveying pipeline (24) is connected with the belt filter-pressing dehydration (12), and the clear water storage tank (14) is connected with the clear water outlet II (13);

a medicine powder feeding groove (20) and a medicine liquid mixing stirrer (21) are respectively arranged above the medicine liquid mixing box (19), and a lime water solution metering pump (15), a PAM water solution metering pump (16) and a PAC water solution metering pump (17) are respectively arranged below the medicine liquid mixing box (19).

2. The construction tail pit mud separating device of claim 1, characterized in that: the vibrating screen (11) is a translation elliptical vibrating screen with the total power of 0.7KW, and a 20-mesh and 30-mesh woven screen is arranged in the vibrating screen (11).

3. The construction tail pit mud separating device of claim 1, characterized in that: and a lime water solution filling port (2) is arranged below the lime water solution metering pump (15).

4. The construction tail pit mud separating device of claim 1, characterized in that: and a PAM aqueous solution filling port (4) is arranged below the PAM aqueous solution metering pump (16).

5. The construction tail pit mud separating device of claim 1, characterized in that: and a PAC aqueous solution filling port (5) is arranged below the PAC aqueous solution metering pump (17).

6. The construction tail pit mud separating device of claim 1, characterized in that: the PAC is polyaluminium chloride, and the PAM is polyacrylamide.