CN107715514B - A kind of sedimentation basin for water process - Google Patents

A kind of sedimentation basin for water process Download PDF

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Publication number
CN107715514B
CN107715514B CN201711200224.7A CN201711200224A CN107715514B CN 107715514 B CN107715514 B CN 107715514B CN 201711200224 A CN201711200224 A CN 201711200224A CN 107715514 B CN107715514 B CN 107715514B
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China
Prior art keywords
bucket
reinforcing bar
water
pipe
steel
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CN201711200224.7A
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CN107715514A (en
Inventor
周祥雷
李有朵
陈俊杰
南一丛
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Wenzhou Water Supply Co., Ltd.
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Wenzhou Water Supply Co Ltd
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Publication of CN107715514A publication Critical patent/CN107715514A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D21/00Separation of suspended solid particles from liquids by sedimentation
    • B01D21/02Settling tanks with single outlets for the separated liquid
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D21/00Separation of suspended solid particles from liquids by sedimentation
    • B01D21/0003Making of sedimentation devices, structural details thereof, e.g. prefabricated parts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D21/00Separation of suspended solid particles from liquids by sedimentation
    • B01D21/0015Controlling the inclination of settling devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D21/00Separation of suspended solid particles from liquids by sedimentation
    • B01D21/0039Settling tanks provided with contact surfaces, e.g. baffles, particles
    • B01D21/0042Baffles or guide plates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D21/00Separation of suspended solid particles from liquids by sedimentation
    • B01D21/0039Settling tanks provided with contact surfaces, e.g. baffles, particles
    • B01D21/0045Plurality of essentially parallel plates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D21/00Separation of suspended solid particles from liquids by sedimentation
    • B01D21/0087Settling tanks provided with means for ensuring a special flow pattern, e.g. even inflow or outflow
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D21/00Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24Feed or discharge mechanisms for settling tanks
    • B01D21/245Discharge mechanisms for the sediments

Abstract

The present invention relates to water treatment facilities, and in particular to a kind of sedimentation basin for water process, including pond body, pond body is interior to be followed successively by advection sedimentation area, sloping plate deposition district, commutating zone, exhalant region along water (flow) direction;Sloping plate deposition district is equipped with several inclined plates disposed in parallel, sloping plate deposition district, commutating zone, the arrangement of exhalant region bottom are equipped with several buckets, mud drainage slot is constituted between bucket, the inclination angle of mud drainage slot is 40-50 °, spoil disposal trench bottom is equipped with sludge pipe, sludge pipe passes through pond body side wall and is connected with mud valve, and water inlet end bottom spoiler is equipped between lateral spoiler and the bucket of underface, and sloping plate deposition district, which is discharged between the inclined plate of one end and the bucket of underface, is equipped with water outlet bottom spoiler.While substantially meeting the requirement of horizontal sedimentation tank lower limit residence time, the exhalant region in special independent lateral flow inclined plate sedimentation area and full-time water outlet can be set, process effect fraction is higher, and during construction and fortune pipe, both inclined plate and exhalant region are independent of each other.

Description

A kind of sedimentation basin for water process
Technical field
The present invention relates to water treatment facilities, and in particular to a kind of sedimentation basin for water process.
Background technique
Sedimentation basin is a kind of structures that suspended matter in water removal is removed using precipitation.It is existing to be commonly used for the heavy of water process Common shallow lake pond is horizontal sedimentation tank, but horizontal sedimentation tank for water process there are sedimentation basin effect is poor, cause filter tank water inlet turbid Spend higher, filtering water outlet the problem of being unable to stably reaching standard.
Summary of the invention
The present invention is in view of the above-mentioned problems, provide a kind of sedimentation basin for water process.
The technical solution used in the present invention is as follows: a kind of sedimentation basin for water process, including pond body, in the pond body Advection sedimentation area, sloping plate deposition district, commutating zone, exhalant region are followed successively by along water (flow) direction;
It is equipped on the outside of the advection sedimentation area interior equipped with siphon suction dredge;
The sloping plate deposition district is equipped with several inclined plates disposed in parallel, and the inclination angle of the inclined plate is 55-65 °, between inclined plate Vertical interval is 70-90 mm, and the height of the distance from bottom bottom of pond of the inclined plate is 1.2-1.3 m, the sloping plate deposition district water inlet One end is equipped with the lateral spoiler contour with the inclined plate;
The exhalant region upper surface is fixed with several catch basins along water (flow) direction setting;
The sloping plate deposition district, commutating zone, the arrangement of exhalant region bottom are equipped with several buckets, constitute spoil disposal between the bucket Slot, the inclination angle of the mud drainage slot are 40-50 °, and the spoil disposal trench bottom is equipped with sludge pipe, and the sludge pipe passes through pond body side wall simultaneously It is connected with mud valve, water inlet end bottom spoiler is equipped between the lateral spoiler and the bucket of underface, the inclined plate is heavy Shallow lake area, which is discharged between the inclined plate of one end and the bucket of underface, is equipped with water outlet bottom spoiler.
The bucket includes load-bearing bucket and non-bearing bucket;
The load-bearing bucket includes Steel bar rack, and the Steel bar rack includes several outer support reinforcing bars and inner support steel Muscle, the outer support reinforcing bar set there are two inflection point and inflection point be in 135 ° of angles be bent to form a length of 15cm in top etc. Waist trapezium structure, the inner support reinforcing bar are equipped with an inflection point and are bent to form isosceles right angle three in 90 ° of angles in inflection point Angular structure, the outer support reinforcing bar are equidistantly arranged and are welded to connect by outer connection reinforcing bar in lower surface, the interior branch Support reinforcing bar is equidistantly arranged and is welded to connect by interior connection reinforcing bar in upper surface, is welded with reinforcement on the inner support reinforcing bar Muscle, the reinforcing rib end bending;Welded still pipe support at the top of the Steel bar rack, the fixed inclined plate of the steel pipe holder top or Catch basin.
The outer support reinforcing bar and inner support bar diameter are 8mm and are spaced 15cm setting, and the outer connection reinforcing bar is straight Diameter is 6mm and is spaced 20cm setting, and the interior connection bar diameter is 8mm and is spaced 20cm setting, and the reinforcing rib is straight Diameter is 8mm and is spaced 15cm setting, and the reinforcing rib end bends 15cm.
The load-bearing bucket uses prefabricated bucket, and specific construction method is as follows:
A. first Steel bar rack is welded to connect;
B. mixing plain concrete, and carry out pouring molding and form prefabricated bucket, stitching portion passes through the joint filling of 1:2 cement mortar;
C. dabbing at the contact surface of bottom of pond portion corresponding position and prefabricated bucket is precipitated, and dross is removed completely, and use water It is wet;
D. precipitating bottom of pond portion corresponding position is together with the contact surface of prefabricated bucket first brushing interfacial agents;
E. prefabricated bucket is placed on corresponding position, is poured by concrete secondary, conserved under dampness many In 15 days.
The non-bearing bucket includes two precast slabs, and 45 degree of inclination angle overlap joints of the precast slab constitute non- Load-bearing bucket, specific construction method are as follows:
A. reinforcement welding is formed into main structure;
B. mixing plain concrete carries out pouring to form precast slab, and precast slab bottom end is equipped with section etc. The unfilled corner of lumbar triangle shape;
C. pass through 1:2 cement mortar screeding layer on precipitating bottom of pond portion corresponding position;
D. stainless steel 304 angle steel is fixed on corresponding position on cement sand bed, and fixed on stainless steel 304 angle steel Stainless steel plate reinforcing rib fixes stainless steel 304 band iron on two stainless steel 304 angle steel;
E. it will be bonded stainless steel 304 angle steel at the unfilled corner of precast slab bottom and to withstand stainless steel plate reinforcing rib mutual Overlap joint constitutes bucket just type;
F. mutual lap-joint passes through at the top of precast slab, steel fabric sheet 1:2 cement mortar is filled up.
The structure that the pond body side wall passes through at sludge pipe includes outer wall body, built-in pipe, and the outer wall body opens up logical Hole and internal diameter are greater than the outer diameter of built-in pipe, are filled between the outer wall body and built-in pipe by C40 microlith microdilatancy element concrete, institute Sludge pipe is stated across built-in pipe.
The built-in pipe periphery is equipped with the anti-hydrofoil ring of protrusion, and the anti-hydrofoil ring is located in C40 microlith microdilatancy element concrete.
The sludge pipe is steel pipe, and the sludge pipe is inside and outside to carry out preservative treatment, and detailed process is as follows: first removing table Dirt, the rust staining in face, and after cleaning, it applies to the water non-toxic epoxy two without solvent or diluent.
The depth of the catch basin is 0.6-0.7cm, and the inlet opening that several spacing are 0.25-0.35m is distributed in side wall, The aperture of the inlet opening is 25-35mm.
The groove sidewall of catchmenting is equipped with several ribs.
Beneficial effects of the present invention are as follows:, can while substantially meeting the requirement of horizontal sedimentation tank lower limit residence time The exhalant region in special independent lateral flow inclined plate sedimentation area and full-time water outlet is set, and process effect fraction is higher, and applies During work and fortune pipe, both inclined plate and exhalant region are independent of each other.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of sedimentation basin, wherein left side is the structural schematic diagram of sedimentation basin bottom, and right side is precipitating The structural schematic diagram on pond upper layer.
Fig. 2 is the cross-sectional view of A-A in Fig. 1.
Fig. 3 is the enlarged diagram in Fig. 2 at C.
Fig. 4 is the enlarged diagram in Fig. 2 at D.
Fig. 5 is the enlarged diagram in Fig. 2 at E.
Fig. 6 is the cross-sectional view of B-B in Fig. 1.
Fig. 7 is the structural schematic diagram of load-bearing bucket.
Fig. 8 is the structural schematic diagram of non-bearing bucket.
Fig. 9 is the structural schematic diagram of sludge pipe.
Figure 10 is the schematic diagram of the cross section of sludge pipe.
Figure 11 is the enlarged diagram in Fig. 9 at F.
Figure 12 is the structural schematic diagram of catch basin.
Figure 13 is the diagrammatic cross-section of G-G in Figure 12.
In figure, 1, advection sedimentation area;2, sloping plate deposition district;3, commutating zone;4, exhalant region;5, siphoning type sludge discharging machine;6, mud Bucket;601, outer support reinforcing bar;602, inner support reinforcing bar;603, outer connection reinforcing bar;604, interior connection reinforcing bar;605, reinforcing rib; 606, precast slab;607, stainless steel 304 angle steel;608, stainless steel plate reinforcing rib;609, stainless steel 304 band iron;610, Cement sand bed;611, cement mortar joint filling;7, inclined plate;8, catch basin;801, inlet opening;802, ribs;803, crimping;9, Sludge pipe;901, spoil disposal branch pipe;902, sludge pipe main body;10, mud valve;11, lateral spoiler;1201, the resistance of water inlet end bottom Flowing plate;1202, water outlet bottom spoiler;13, outer wall body;14, built-in pipe;1401, anti-hydrofoil ring;15, water distribution tracery wall; 17, C40 microlith microdilatancy element concretes.
Specific embodiment
With reference to the accompanying drawing and specific embodiment, the present invention may be better understood.
As shown in Figure 1 and Figure 2, a kind of sedimentation basin for water process, including pond body, in the pond body along water (flow) direction according to Secondary is advection sedimentation area 1, sloping plate deposition district 2, commutating zone 3, exhalant region 4;Advection sedimentation area 1 intakes side equipped with water distribution tracery wall 15;
Pond body cross dimensions: wide 12m, deep 3m;2 total 72 ㎡;The long 53m in pond body pond;
As shown in figure 3,15 single series of water distribution tracery wall configures 5 rows, 14 Φ 200mm distributing holes of uniline, the mistake of water distribution tracery wall Kong Liuwei 0.092m/s or so;
Advection sedimentation area 1: horizontal flow velocity is 9.65 mm/s;Sludge discharge way uses siphoning type sludge discharging machine 5;
Sloping plate deposition district 2: several inclined plates 7 disposed in parallel, inclined plate section length: 16m, single lattice width 6m are equipped with;Inclined plate rule Lattice: vertical interval 80mm, 60 ° of inclination angle, inclined plate length 2000mm, single layer;Inclined plate area height: 1.732m;Horizontal flow velocity in plate: 20mm/s;Liquid level load is 6.5m3/ ㎡ .h;Particle sinking speed 0.25mm/s;As shown in figure 4, the sloping plate deposition district 2 into Water one end is equipped with the lateral spoiler 11 contour with the inclined plate 7;
Commutating zone 3: rectification is played the role of in the region that width is 1m between sloping plate deposition district 2 and exhalant region 4, makes tiltedly Both plate and exhalant region are independent of each other;
Exhalant region 4: upper surface is fixed with several catch basins 8 along water (flow) direction setting;Catch basin: L × W × H=15m × 0.44m×0.65m;Total quantity: 10;
The sloping plate deposition district 2, commutating zone 3, the arrangement of 4 bottom of exhalant region are equipped with several buckets 6, structure between the bucket 6 At mud drainage slot 8, the inclination angle of the mud drainage slot 8 is 45 °, and 8 bottom of mud drainage slot is equipped with sludge pipe 9, and the sludge pipe 9 passes through pond Body sidewall is simultaneously connected with mud valve 10,
As shown in figure 4, being equipped with water inlet end bottom spoiler between the lateral spoiler 11 and the bucket 6 of underface 1201, as shown in figure 5, the sloping plate deposition district 2, which is discharged between the inclined plate 7 of one end and the bucket 6 of underface, is equipped with water outlet bottom Portion's spoiler 1202.Play the role of blocking water, is that inclined plate area sufficiently plays a role.
The bucket 6 includes load-bearing bucket and non-bearing bucket;
As shown in fig. 7, the load-bearing bucket includes Steel bar rack, the Steel bar rack includes several outer support reinforcing bars 601 and inner support reinforcing bar 602, the outer support reinforcing bar 601 sets there are two inflection point and is in 135 ° of angles bendings in inflection point The isosceles trapezoidal structure of a length of 15cm in top is formed, the inner support reinforcing bar 602 is equipped with an inflection point and is in 90 ° in inflection point Angle is bent to form the structure of isosceles right triangle, and the outer support reinforcing bar 601 equidistantly arranges and passes through outer connection reinforcing bar 603 are welded to connect in lower surface, and the inner support reinforcing bar 602 is equidistantly arranged and welded by interior connection reinforcing bar 604 in upper surface It connects in succession, reinforcing rib 605,605 end of the reinforcing rib bending is welded on the inner support reinforcing bar 602;The Steel bar rack Top welded still pipe support, the fixed inclined plate 7 of the steel pipe holder top or catch basin 8.
The outer support reinforcing bar 601 and 602 diameter of inner support reinforcing bar are 8mm and are spaced 15cm setting, the outer connection 603 diameter of reinforcing bar is 6mm and is spaced 20cm setting, and interior 604 diameter of connection reinforcing bar is 8mm and is spaced 20cm setting, 605 diameter of reinforcing rib is 8mm and is spaced 15cm setting, and 605 end of reinforcing rib bends 15cm.
The load-bearing bucket uses prefabricated bucket, and specific construction method is as follows:
A. first Steel bar rack is welded to connect;
B. mixing plain concrete, and carry out pouring molding and form prefabricated bucket, stitching portion passes through the joint filling of 1:2 cement mortar;
C. dabbing at the contact surface of bottom of pond portion corresponding position and prefabricated bucket is precipitated, and dross is removed completely, and use water It is wet;
D. precipitating bottom of pond portion corresponding position is together with the contact surface of prefabricated bucket first brushing interfacial agents;
E. prefabricated bucket is placed on corresponding position, is poured by concrete secondary, conserved under dampness many In 15 days.
As shown in figure 8,
The non-bearing bucket includes two precast slabs 606, and 606 45 degree of inclination angles of the precast slab are taken It connects and constitutes non-bearing bucket, specific construction method is as follows:
A. reinforcement welding is formed into main structure;
B. mixing plain concrete pour forming precast slab 606, and 606 bottom end of precast slab, which is equipped with, to be cut Face is the unfilled corner of isosceles triangle;
C. cement sand bed 610 is formed by 1:2 cement mortar screeding layer on precipitating bottom of pond portion corresponding position;
D. stainless steel 304 angle steel 607 is fixed on corresponding position on cement sand bed 610, and in stainless steel 304 angle steel Upper fixed stainless steel plate reinforcing rib 608, fixes stainless steel 304 band iron 609 on two stainless steel 304 angle steel 607;
E. it will be bonded stainless steel 304 angle steel 607 at 606 bottom unfilled corner of precast slab and withstands stainless steel plate and reinforce The mutually overlap joint of rib 608 constitutes bucket just type;
F. at 606 top of precast slab, mutually lap-joint passes through, steel fabric sheet 1:2 cement mortar is filled up.
Load-bearing bucket and non-bearing bucket are arranged alternately.By the design of prefabricated bucket, it can obviously reinforce the strong of bucket Degree, since the duration of a project of sedimentation basin can be obviously shortened, because of non-bearing mud without directly building bucket in precipitating bottom of pond portion Bucket is not needed as the high intensity load-bearing bucket, and required reinforcing bar amount can greatly reduce, therefore passes through load-bearing bucket and non- Load-bearing bucket is arranged alternately, it is possible to reduce engineering cost.
As shown in Figures 9 and 10, sludge pipe 9 includes sludge pipe main body 902, and sludge pipe 9 is symmetrically arranged with downwards two rows of spoil disposal branch pipes 901, the angle between two rows of spoil disposal branch pipes 901 is 60 ° -90 °, and several rows of mud branch pipe 901 is tilted to the left 45 °, several rows of mud branch Pipe 901 is tilted to the right 45 °, and the bore of spoil disposal branch pipe 901 becomes smaller outward from sludge pipe main body 902, realizes and effectively inhales mud.
As shown in figure 11, it includes outer wall body 13, built-in pipe 14, institute that the pond body side wall, which passes through the structure at sludge pipe 9, The outer diameter that outer wall body 13 opens up through-hole and internal diameter is greater than built-in pipe 14 is stated, is passed through between the outer wall body 13 and built-in pipe 14 C40 microlith microdilatancy element concrete 17 is filled, and the sludge pipe 9 passes through built-in pipe 14.14 periphery of built-in pipe is equipped with the anti-of protrusion Hydrofoil ring 1401, the anti-hydrofoil ring 1401 are located in C40 microlith microdilatancy element concrete.Play the role of effectivelying prevent leak.
As shown in Figure 12,13, the depth of the catch basin 8 is 0.6-0.7cm, and several spacing, which are distributed with, in side wall is The inlet opening 801 of 0.25-0.35m, the aperture of the inlet opening 801 are 25-35mm.8 side wall of catch basin is equipped with several add Strong rib 802.The top edge of the catch basin 8 passes through crimping 803 and reinforces.
The sedimentation basin delivery turbidity of above-mentioned design is lower than 3NTU, and can be with safe and stable operation.
The foregoing is merely a kind of embodiment of the invention, the protection scope being not intended to limit the invention;Of the invention Protection scope is limited by the claim in claims, and all according to made equivalence changes and modification is invented, and is all existed Within the scope of protection of the patent of the present invention.

Claims (9)

1. a kind of sedimentation basin for water process, including pond body, it is characterised in that: be followed successively by the pond body along water (flow) direction flat Flow settling zone (1), sloping plate deposition district (2), commutating zone (3), exhalant region (4);
It is equipped on the outside of the advection sedimentation area (1) interior equipped with siphon suction dredge (5);
The sloping plate deposition district (2) is equipped with several inclined plates (7) disposed in parallel, and the inclination angle of the inclined plate (7) is 55-65 °, inclined plate (7) vertical interval between is 70-90 mm, and the height of the distance from bottom bottom of pond of the inclined plate (7) is 1.2-1.3 m, the inclined plate Settling zone (2) intakes one end equipped with the lateral spoiler (11) contour with the inclined plate (7);
Exhalant region (4) upper surface is fixed with several catch basins (8) along water (flow) direction setting;
The sloping plate deposition district (2), commutating zone (3), the arrangement of exhalant region (4) bottom are equipped with several buckets (6), the bucket (6) Between constitute mud drainage slot (8), the inclination angle of the mud drainage slot (8) is 40-50 °, and mud drainage slot (8) bottom is equipped with sludge pipe (9), The sludge pipe (9) passes through pond body side wall and is connected with mud valve (10), the bucket of lateral spoiler (11) and underface (6) water inlet end bottom spoiler (1201), the inclined plate (7) of sloping plate deposition district (2) water outlet one end and underface are equipped between Bucket (6) between be equipped with water outlet bottom spoiler (1202);
The bucket (6) includes load-bearing bucket and non-bearing bucket;The load-bearing bucket includes Steel bar rack, the Steel bar rack Including several outer support reinforcing bars (601) and inner support reinforcing bar (602), the outer support reinforcing bar (601) is set there are two inflection point And in inflection point be in the isosceles trapezoidal structure that 135 ° of angles are bent to form a length of 15cm in top, the inner support reinforcing bar (602) The structure of isosceles right triangle, the outer support reinforcing bar are bent to form in 90 ° of angles equipped with an inflection point and in inflection point (601) it equidistantly arranges and is welded to connect by outer connection reinforcing bar (603) in lower surface, between described inner support reinforcing bar (602) etc. Away from arranging and being welded to connect by interior connection reinforcing bar (604) in upper surface, reinforcing rib is welded on the inner support reinforcing bar (602) (605), reinforcing rib (605) the end bending;Welded still pipe support at the top of the Steel bar rack, the steel pipe holder top are solid Batter board (7) or catch basin (8).
2. the sedimentation basin according to claim 1 for water process, it is characterised in that: the outer support reinforcing bar (601) and Inner support reinforcing bar (602) diameter is 8mm and is spaced 15cm setting, and outer connection reinforcing bar (603) diameter is 6mm and is spaced 20cm setting, interior connection reinforcing bar (604) diameter is 8mm and is spaced 20cm setting, and reinforcing rib (605) diameter is 8mm and it is spaced 15cm setting, reinforcing rib (605) end bends 15cm.
3. the sedimentation basin according to claim 1 or 2 for water process, which is characterized in that the load-bearing bucket is using pre- Bucket processed, specific construction method are as follows:
A. first Steel bar rack is welded to connect;
B. mixing plain concrete, and carry out pouring molding and form prefabricated bucket, stitching portion passes through the joint filling of 1:2 cement mortar;
C. dabbing at the contact surface of bottom of pond portion corresponding position and prefabricated bucket is precipitated, and dross is removed completely, and use water-wet Profit;
D. precipitating bottom of pond portion corresponding position is together with the contact surface of prefabricated bucket first brushing interfacial agents;
E. prefabricated bucket is placed on corresponding position, is poured by concrete secondary, maintenance no less than 15 under dampness It.
4. the sedimentation basin according to claim 1 for water process, it is characterised in that: the non-bearing bucket includes two Precast slab (606), (606) 45 degree of inclination angle overlap joints of the precast slab constitute non-bearing bucket, specific to construct Method is as follows:
A. reinforcement welding is formed into main structure;
B. mixing plain concrete pour being formed precast slab (606), and precast slab (606) bottom end, which is equipped with, to be cut Face is the unfilled corner of isosceles triangle;
C. cement sand bed (610) are formed by 1:2 cement mortar screeding layer on precipitating bottom of pond portion corresponding position;
D. stainless steel 304 angle steel (607) are fixed on corresponding position on cement sand bed (610), and in stainless steel 304 angle steel Upper fixed stainless steel plate reinforcing rib (608), fixes stainless steel 304 band iron (609) on two stainless steel 304 angle steel (607);
E. it will be bonded stainless steel 304 angle steel (607) at the unfilled corner of precast slab (606) bottom and withstands stainless steel plate and reinforce Rib (608) mutually overlap joint constitutes bucket just type;
F. mutually lap-joint passes through, steel fabric sheet 1:2 cement mortar is filled up at the top of precast slab (606).
5. the sedimentation basin according to claim 1 for water process, it is characterised in that: the pond body side wall passes through sludge pipe (9) structure at includes outer wall body (13), built-in pipe (14), and the outer wall body (13) opens up through-hole and internal diameter is greater than pre-buried The outer diameter for managing (14) is filled between the outer wall body (13) and built-in pipe (14) by C40 microlith microdilatancy element concrete (17), institute Sludge pipe (9) are stated across built-in pipe (14).
6. the sedimentation basin according to claim 5 for water process, it is characterised in that: built-in pipe (14) periphery is equipped with The anti-hydrofoil ring (1401) of protrusion, the anti-hydrofoil ring (1401) are located in C40 microlith microdilatancy element concrete.
7. the sedimentation basin according to claim 1 for water process, it is characterised in that: the sludge pipe (9) is steel pipe, institute State that sludge pipe (9) is inside and outside to carry out preservative treatment, detailed process is as follows: first removing dirt, the rust staining on surface, and after cleaning, applies To the water non-toxic epoxy two of no solvent or diluent.
8. the sedimentation basin according to claim 1 for water process, it is characterised in that: the depth of the catch basin (8) is The inlet opening (801) that several spacing are 0.25-0.35m, the aperture of the inlet opening (801) is distributed in side wall in 0.6-0.7cm For 25-35mm.
9. the sedimentation basin according to claim 8 for water process, it is characterised in that: catch basin (8) side wall is equipped with Several ribs (802).
CN201711200224.7A 2017-11-27 2017-11-27 A kind of sedimentation basin for water process Active CN107715514B (en)

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Application Number Priority Date Filing Date Title
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Publication number Priority date Publication date Assignee Title
CN108423788B (en) * 2018-05-25 2024-04-09 浙江工业大学 Non-medicament secondary hydraulic reinforced coagulating sedimentation tank
CN110090476A (en) * 2019-05-14 2019-08-06 中国葛洲坝集团第一工程有限公司 Sewage treatment annular water tank

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CN101879383B (en) * 2010-01-18 2012-05-23 王鹤立 Turn-back flow high-efficiency rectangular double-layer settling pond
CN101934161A (en) * 2010-09-07 2011-01-05 中国市政工程西北设计研究院有限公司 Composite sedimentation tank

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