CN201848131U - Table-flap type multi-stage mud-discharge settling tank applied to sewage treatment - Google Patents

Table-flap type multi-stage mud-discharge settling tank applied to sewage treatment Download PDF

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Publication number
CN201848131U
CN201848131U CN201020582708XU CN201020582708U CN201848131U CN 201848131 U CN201848131 U CN 201848131U CN 201020582708X U CN201020582708X U CN 201020582708XU CN 201020582708 U CN201020582708 U CN 201020582708U CN 201848131 U CN201848131 U CN 201848131U
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CN
China
Prior art keywords
tank
pond
water
mud
flap
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CN201020582708XU
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Chinese (zh)
Inventor
刘茜
刘秦怡
张国亮
孙东军
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天津辰创环境工程科技有限责任公司
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Priority to CN201020582708XU priority Critical patent/CN201848131U/en
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Publication of CN201848131U publication Critical patent/CN201848131U/en

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Abstract

The utility model discloses a table-flap type multi-stage mud-discharge settling tank applied to sewage treatment. The table-flap type multi-stage mud-discharge settling tank comprises a tank body; a water inlet strobe and a water outlet are arranged on the tank body; a water distribution porous plate, a mud scraping machine, a slag removing pipe and a water collecting tank are sequentially arranged in the tank body from the water inlet strobe to the water outlet; the slag removing pipe is connected with a floating slag well which is provided with a sewage drainage pipe; a plurality of sludge hoppers are arranged at the bottom of the tank body; the surface of the tank bottom is horizontal; the tank body is internally provided with a plurality of table-flaps with the length the same as the width of the tank body; the plurality of table-flaps are arranged at two height positions close to the tank top and the tank bottom and are arranged along the water flow direction; and the table-flaps close to the tank top and the table-flaps close to the tank bottom are arranged in a staggered manner. The table-flap type multi-stage mud-discharge settling tank solves the technical problem that the sludge at an inlet of the traditional parallel flow type settling tank floats up; the treatment effect can be improved; and the electric consumption of the mud scraping machine can be reduced. Simultaneously the difficulty of the mud scraping equipment can be lightened during the installation process.

Description

A kind of multistage spoil disposal sedimentation basin of folded plate type that is applied in the sewage disposal

Technical field

The utility model relates to a kind of sewage treatment plant rectangular sedimentation tank, relates in particular to a kind of multistage spoil disposal sedimentation basin.

Background technology

Rectangular sedimentation tank is the form that preliminary sedimentation tank more often adopts, and is used for separating the sewage suspension.Its basic structure as depicted in figs. 1 and 2, the pond body is provided with inlet gate 1 and delivery port 10; Be provided with water distribution orifice plate 2, chain-plate type mud scraper 4, skimming pipe 6 and water leg 7 from described inlet gate 1 successively between the described delivery port 10 in the body of described pond; Described skimming pipe 6 is connected to a scum silica frost well 9, described scum silica frost well 9 is provided with effluent outfall 8, described pond basal surface is the inclined-plane with vertical waviness, establish sludge bucket 11 in the bottom of sedimentation basin porch, the sewage bottom horizontal flow sheet, chain-plate type mud scraper 4 is advanced to inlet from pond body delivery port 10, promptly as shown in Figure 2, the chain that has cleaning shoe turns round along clockwise direction, along with the operation of mud scraper, mud is scraped to sludge bucket 11.Find that in actual motion there are the following problems for traditional rectangular sedimentation tank: 1. when the water inlet suspension content was high, the pollutant burden of pond body was higher, and treatment effect is not satisfactory; 2. drain into the bucket that inlet is handled setting because mud is concentrated, have mud come-up problem in the porch; 3. in the process that inlet is advanced, sludge quantity can be cumulative from outlet for mud scraper, and to having relatively high expectations of mud scraper, power consumption in service is bigger.

The utility model content

At above-mentioned prior art, the utility model provides a kind of multistage spoil disposal sedimentation basin of folded plate type that is applied in the sewage disposal.The utility model has solved the technical problem of the mud come-up of traditional rectangular sedimentation tank porch existence, can improve treatment effect, has reduced the power consumption of mud scraper.Simultaneously, also alleviated difficulty when scraping mud equipment and installing.

In order to solve the problems of the technologies described above, the technical scheme that a kind of multistage spoil disposal sedimentation basin of folded plate type that is applied in the sewage disposal of the utility model is achieved is: comprise the pond body, described pond body is provided with inlet gate and delivery port; Be provided with water distribution orifice plate, mud scraper, skimming pipe and water leg from described inlet gate successively between the described delivery port in the body of described pond; Described skimming pipe is connected to a scum silica frost well, and described scum silica frost well is provided with effluent outfall; Body bottom, described pond is provided with sludge bucket, and described pond basal surface is for being horizontally disposed with; Described sludge bucket is a plurality of; Be provided with the identical flap of width of a plurality of its length and described pond body in the body of described pond; Described a plurality of flap is distributed near Chi Ding with near arranging on two height and positions at the bottom of the pond and along water (flow) direction, is staggered near the flap of Chi Ding with near the flap at the bottom of the pond.

Compared with prior art, the beneficial effects of the utility model are: because the utility model sedimentation basin is provided with the flap that can realize multistage spoil disposal function, prolonged the distance of effluent stream warp in the pond, also good sedimentation effect can be arranged when suspension content is higher, (along water (flow) direction) establishes a plurality of sludge buckets to the exit from body porch, pond, and the mud of precipitation can in time be drained.Therefore, overcome the technical problem of the mud come-up of traditional rectangular sedimentation tank porch existence, improved treatment effect, reduced the power consumption of mud scraper.Simultaneously since at the bottom of the pond for being horizontally disposed with, and longitudinal gradient is set no longer, alleviated the difficulty when scraping the installation of mud equipment.

Description of drawings

Fig. 1 is the plan structure schematic diagram of traditional rectangular sedimentation tank of available technology adopting;

Fig. 2 is the main TV structure schematic diagram of sedimentation basin shown in Figure 1;

Fig. 3 is a kind of plan structure schematic diagram that is applied to the multistage spoil disposal sedimentation basin of folded plate type in the sewage disposal of the utility model;

Fig. 4 is the main TV structure schematic diagram of sedimentation basin shown in Figure 3.

Among the figure:

1---gate 2---water distribution orifice plate 3---distributing hole

4---mud scraper 5---discharge pipeline 6---skimming pipes

7---water leg 8---effluent outfall 9---scum silica frost wells

10---delivery port 11---sludge bucket 12,12 '---flaps

The specific embodiment

As depicted in figs. 1 and 2, in the prior art, sewage enters rectangular sedimentation tank through gate 1, a plurality of distributing hole rectifications on water distribution orifice plate 2, and bottom horizontal flow sheet forward, sludge settling is at the bottom of the pond.Scrape pool bottom sludge by the outlet of pond body to porch (flow path direction against the current) in chain-plate type mud scraper 4 traveling process, scrape water surface scum silica frost to exit (Parallel to the flow direction) by pond body inlet.Mud is scraped to sludge bucket 11, drains through discharge pipeline 5, and scum silica frost enters scum silica frost well 9 through skimming pipe 6, and sewage is drained through effluent outfall 8 in the scum silica frost well 9.Water outlet overflow after the sedimentation enters water leg 7, enters down treatment process one through delivery port 10.

A kind of multistage spoil disposal sedimentation basin of folded plate type that is applied in the sewage disposal of the utility model is on the basis of above-mentioned traditional rectangular sedimentation tank, have additional length and the identical flap of pond body width at Chi Tizhong, the pond basal surface is designed to horizontal plane, and at the bottom of the pond from body porch, pond to the exit (along water (flow) direction) establish a plurality of sludge buckets.

Below in conjunction with the drawings and specific embodiments (with treating capacity is 50,000 t/d, uses the preliminary sedimentation tank of chain-plate type mud scraper to be example) the utility model is done to describe in further detail.

As shown in Figure 3 and Figure 4, a kind of structure that is applied to the multistage spoil disposal sedimentation basin of folded plate type in the sewage disposal of the utility model is, comprises the pond body, and described pond body is provided with inlet gate 1 and delivery port 10; Be provided with water distribution orifice plate 2, mud scraper 4, skimming pipe 6 and water leg 7 from described inlet gate 1 successively between the described delivery port 10 in the body of described pond; Described skimming pipe 6 is connected to a scum silica frost well 9, and described scum silica frost well 9 is provided with effluent outfall 8; Body bottom, described pond is provided with sludge bucket 11, and described pond basal surface is for being horizontally disposed with; Change traditional rectangular sedimentation tank only is provided with sludge bucket in the porch spoil disposal pattern, along water (flow) direction (from body porch, pond to the exit) a plurality of sludge buckets 11 are set at the bottom of the pond, the mud of precipitation can in time be drained, the size of sludge bucket 11 is according to the content of sewage by suspended thing, and moisture percentage in sewage sludge is determined with the concrete number that sludge bucket is set.Described sludge bucket 11 bottoms are provided with discharge pipeline 5, be provided with the identical flap of width of a plurality of its length and described pond body in the body of described pond, to prolong flow path, also good sedimentation effect can be arranged when suspension content is higher, described a plurality of flap is distributed near Chi Ding with near arranging on two height and positions at the bottom of the pond and along water (flow) direction, is staggered near the flap 12 of Chi Ding with near the flap 12 ' at the bottom of the pond.Number mainly is according to handling the water yield and scraping mud.Length specific to described flap mainly is according to handling the water yield and scrape mud equipment and determine, being advisable with normal operation and the assurance water velocity≤0.1m/s that does not influence mud scraper with vertical riding position.

At handling 50,000 t/d town sewages, adopt the flat flow coprecipitation mode, because the sludge bucket degree of depth reduces, the sedimentation basin degree of depth can reduce about 2m thereupon behind a kind of multistage spoil disposal sedimentation basin of folded plate type that is applied in the sewage disposal of application the utility model.Longitudinal gradient no longer is set at the bottom of the pond, has reduced the difficulty of construction and erection unit, the setting of flap improves treatment effect and capacity of resisting impact load greatly, and multistage spoil disposal pattern has been eliminated the mud rising phenomenon that water inlet end occurs.

Although in conjunction with figure the utility model is described above; but the utility model is not limited to the above-mentioned specific embodiment; the above-mentioned specific embodiment only is schematic; rather than it is restrictive; those of ordinary skill in the art is under enlightenment of the present utility model; under the situation that does not break away from the utility model aim, can also make a lot of distortion, these all belong within the protection of the present utility model.

Claims (3)

1. the multistage spoil disposal sedimentation basin of folded plate type that is applied in the sewage disposal comprises the pond body, and described pond body is provided with inlet gate (1) and delivery port (10); Be provided with water distribution orifice plate (2), mud scraper (4), skimming pipe (6) and water leg (7) from described inlet gate (1) successively between the described delivery port (10) in the body of described pond; Described skimming pipe (6) is connected to a scum silica frost well (9), and described scum silica frost well (9) is provided with effluent outfall (8); Body bottom, described pond is provided with sludge bucket (11), it is characterized in that,
Described pond basal surface is for being horizontally disposed with; Described sludge bucket (11) is a plurality of; Be provided with the identical flap of width of a plurality of its length and described pond body in the body of described pond; Described a plurality of flap is distributed near Chi Ding with near arranging on two height and positions at the bottom of the pond and along water (flow) direction, is staggered near the flap (12) of Chi Ding with near the flap (12 ') at the bottom of the pond.
2. according to the described a kind of multistage spoil disposal sedimentation basin of folded plate type that is applied in the sewage disposal of claim 1, it is characterized in that described a plurality of sludge buckets (11) are to arrange successively along water (flow) direction in the layout at the bottom of the pond.
3. according to the described a kind of multistage spoil disposal sedimentation basin of folded plate type that is applied in the sewage disposal of claim 1, it is characterized in that described sludge bucket (11) bottom is provided with discharge pipeline (5).
CN201020582708XU 2010-10-29 2010-10-29 Table-flap type multi-stage mud-discharge settling tank applied to sewage treatment CN201848131U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201020582708XU CN201848131U (en) 2010-10-29 2010-10-29 Table-flap type multi-stage mud-discharge settling tank applied to sewage treatment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201020582708XU CN201848131U (en) 2010-10-29 2010-10-29 Table-flap type multi-stage mud-discharge settling tank applied to sewage treatment

Publications (1)

Publication Number Publication Date
CN201848131U true CN201848131U (en) 2011-06-01

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102861463A (en) * 2011-07-05 2013-01-09 陈谷 Mobile water-distribution/collection type sedimentation tank
CN103505916A (en) * 2012-06-15 2014-01-15 月岛机械株式会社 Sludge digging machine
CN104028011A (en) * 2014-04-23 2014-09-10 浙江海河环境科技有限公司 Horizontal-flow multi-bucket fractional precipitation device for chemical-free treatment of machine-made sand waste water
CN104922946A (en) * 2015-06-26 2015-09-23 浙江特拉建材有限公司 Wastewater pretreatment equipment
CN105170312A (en) * 2015-08-14 2015-12-23 昆明理工大学 Tailing classifying and ore drawing device
CN105363249A (en) * 2015-11-17 2016-03-02 徐州工程学院 Horizontal-flow sedimentation device and water purifying method thereof
CN105779275A (en) * 2016-05-17 2016-07-20 农业部沼气科学研究所 Biogas fermentation and biogas residue sedimentation integrated device

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102861463A (en) * 2011-07-05 2013-01-09 陈谷 Mobile water-distribution/collection type sedimentation tank
CN102861463B (en) * 2011-07-05 2015-12-16 上海同臣环保有限公司 A kind of mobile cloth, water-collecting type sedimentation basin
CN103505916A (en) * 2012-06-15 2014-01-15 月岛机械株式会社 Sludge digging machine
CN103505916B (en) * 2012-06-15 2016-05-11 月岛机械株式会社 Mud dredger
CN104028011A (en) * 2014-04-23 2014-09-10 浙江海河环境科技有限公司 Horizontal-flow multi-bucket fractional precipitation device for chemical-free treatment of machine-made sand waste water
CN104922946A (en) * 2015-06-26 2015-09-23 浙江特拉建材有限公司 Wastewater pretreatment equipment
CN105170312A (en) * 2015-08-14 2015-12-23 昆明理工大学 Tailing classifying and ore drawing device
CN105363249A (en) * 2015-11-17 2016-03-02 徐州工程学院 Horizontal-flow sedimentation device and water purifying method thereof
CN105363249B (en) * 2015-11-17 2017-05-10 徐州工程学院 Horizontal-flow sedimentation device and water purifying method thereof
CN105779275A (en) * 2016-05-17 2016-07-20 农业部沼气科学研究所 Biogas fermentation and biogas residue sedimentation integrated device

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