CN204134270U - Time delay horizontal-flow grit chamber - Google Patents
Time delay horizontal-flow grit chamber Download PDFInfo
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- CN204134270U CN204134270U CN201420521589.5U CN201420521589U CN204134270U CN 204134270 U CN204134270 U CN 204134270U CN 201420521589 U CN201420521589 U CN 201420521589U CN 204134270 U CN204134270 U CN 204134270U
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Abstract
The utility model provides a kind of time delay horizontal-flow grit chamber, comprises inhalant region, advection sand setting district, skimming oil skimming district, exhalant region, sand catcher, purlin car, sand pump, skimming pipe, the grit water separator being with washed-out sand function and washed-out sand waste water pump.The utility model to be turned back gallery pattern by employing, and the basis ensureing the design time of staying is convenient to the horizontal layout of Sewage Plant entirety; By the movement of purlin car, sand pump and sand suction pipe and the keying of motor-driven valve, remove the sand setting in many gallerys simultaneously, can effectively improve sediment outflow efficiency and save sand pump quantity; By arranging skimming oil skimming district at every bar gallery near exhalant region side, the outlet of each skimming oil skimming district adopts the water outlet of submerge discharging flow mode, can play skimming oil skimming function, and be discharged by scum pipe, avoid scum silica frost oil slick on the impact of subsequent technique; Grit water separator is with washed-out sand function, and the organic matter on peelable sand grains, and the anoxic section washed-out sand waste water containing abundant organic matter being sent into raw anti-pond, to provide high-quality carbon source.
Description
Technical field
The utility model relates to a kind of setting pot, particularly relates to a kind of time delay horizontal-flow grit chamber.
Background technology
For preventing the normal operation of the inorganic particle impurity interfere with subsequent biological treatment system such as mud, sand, cinder in municipal sewage and sludge treating system, setting pot need be set at the pretreatment stage of sewage disposal, for removing relative density 2.65, the sand grains of more than particle diameter 0.2mm.
In different types of setting pot, horizontal-flow grit chamber is the most classical pond type.Horizontal-flow grit chamber utilizes the different specific weight of sand grains and water, adopts the form of advection, controls certain horizontal flow velocity, sand water is separated.When flow velocity maintains 0.3m/s, larger foreign particle can be made to precipitate.But in actual motion, the fluctuation of the water yield can cause water velocity accurately to control, thus cannot ensure the removal effect of sand grains.Meanwhile, horizontal-flow grit chamber does not possess the function of separation of organic substances, and cause on the one hand shaking out unclean, carbon source discharges system with sand setting on the other hand, is unfavorable for subsequent biological treatment.
In order to ensure the sand setting effect of horizontal-flow grit chamber, need extend the time of staying of sewage in setting pot, this just inevitably causes the more long and narrow of setting pot pond type, is unfavorable for the plane figure of Sewage Plant entirety.
Utility model content
The purpose of this utility model is to provide a kind of time delay horizontal-flow grit chamber, and simple structure, stable, sediment outflow are convenient, desanding effect is good, pond type is reasonable, can reduce water-inlet carbon source loss at removal inorganic particle simultaneously.
For solving the problem, the utility model provides a kind of time delay horizontal-flow grit chamber, comprising:
Comprise inhalant region, advection sand setting district, skimming oil skimming district, exhalant region, sand catcher, purlin car, sand pump, skimming pipe, the grit water separator being with washed-out sand function and washed-out sand waste water pump, wherein,
Described advection sand setting district, comprise odd number bar Zigzag type gallery, wherein, article 1, Zigzag type gallery is communicated with described inhalant region, the water inlet end of each N article of Zigzag type gallery is communicated with by a skimming oil skimming district with the water side of N-1 article of Zigzag type gallery, the water side of each N article of Zigzag type gallery is directly communicated with the water inlet end of N+1 article of Zigzag type gallery, the water side of the last item Zigzag type gallery is communicated with a skimming oil skimming district, the water side in all skimming oil skimming districts arrange respectively a top cut off bottom through every slag oil removal wall, wherein, N is even number, N-1 and N+1 is odd number,
The bottom of every bar Zigzag type gallery is provided with sand deposition hopper;
Sand suction pipe purlin car is provided with sand pump, inhaling sand house steward and stretch in each sand deposition hopper, one end of sand pump is connected with suction sand house steward, the other end is connected with sand catcher, and inhale sand house steward and be communicated with the sand suction pipe stretched in each sand deposition hopper, every root sand suction pipe top is provided with motor-driven valve;
Skimming pipe, stretches into all skimming oil skimming districts, and the port of export of skimming pipe extends to outside skimming oil skimming district;
The grit water separator of described band washed-out sand function is connected with described sand catcher and washed-out sand waste water pump respectively.
Further, in above-mentioned time delay horizontal-flow grit chamber, the quantity of described Zigzag type gallery is at least 3.
Further, in above-mentioned time delay horizontal-flow grit chamber, also comprise one and surmount canal, described in surmount canal one end be communicated with described inhalant region, the other end is communicated with described exhalant region.
Further, in above-mentioned time delay horizontal-flow grit chamber, the water inlet of described exhalant region is also provided with effluent weir.
Further, in above-mentioned time delay horizontal-flow grit chamber, described grit water separator comprises agitating device and organic matter separator tube.
Further, in above-mentioned time delay horizontal-flow grit chamber, all skimming oil skimming districts are positioned at every bar Zigzag type gallery near exhalant region side.
Further, in above-mentioned time delay horizontal-flow grit chamber, described sand catcher is encorbelmented in the outside in described advection sand setting district.
Further, in above-mentioned time delay horizontal-flow grit chamber, described washed-out sand waste water pump is connected by the anoxic section of pipeline with raw anti-pond.
Compared with prior art, the utility model the utility model to be turned back gallery pattern by employing, changes the long and narrow pond type of existing horizontal-flow grit chamber, and the basis ensureing the design time of staying is convenient to the horizontal layout of Sewage Plant entirety; By the keying moving and be arranged on the sand suction pipe in each bar gallery and the motor-driven valve on sand suction pipe of purlin car, sand pump, remove the sand setting in many gallerys, here adopt 1 purlin car and sand pump to carry out suction sand to many gallerys simultaneously, can effectively improve sediment outflow efficiency and save sand pump quantity; By arranging skimming oil skimming district at every bar gallery near exhalant region side, it is through every slag oil removal wall that each skimming oil skimming district end cuts off bottom by top, to realize adopting the water outlet of submerge discharging flow mode, skimming oil skimming function can be played, and discharge system by scum pipe, avoid scum silica frost oil slick on the impact of subsequent technique; Grit water separator is with washed-out sand function, and the organic matter on peelable sand grains, and will send into raw anti-pond anoxic section containing abundant organic by washed-out sand waste water, the denitrogenation for sewage disposal system provides high-quality carbon source.
Accompanying drawing explanation
Fig. 1 is the floor map of the time delay horizontal-flow grit chamber of the utility model one embodiment;
Fig. 2 be in Fig. 1 along A-A to generalized section;
Fig. 3 be in Fig. 1 along B-B to generalized section.
Detailed description of the invention
For enabling above-mentioned purpose of the present utility model, feature and advantage become apparent more, are described in further detail the utility model below in conjunction with the drawings and specific embodiments.
As shown in Figures 1 to 3, the utility model provides a kind of time delay horizontal-flow grit chamber, comprise inhalant region 1, advection sand setting district, skimming oil skimming district 3, exhalant region 4, sand catcher 10, purlin car 8, sand pump 9, skimming pipe 13, the grit water separator 11 being with washed-out sand function and washed-out sand waste water pump, wherein
Described advection sand setting district, comprise odd number bar Zigzag type gallery 2, the quantity of described Zigzag type gallery 2 is at least 3, wherein, article 1, Zigzag type gallery 2 is communicated with described inhalant region 1, the water inlet end of each N article of Zigzag type gallery 2 is communicated with by a skimming oil skimming district 3 with the water side of N-1 article of Zigzag type gallery 2, the water side of each N article of Zigzag type gallery 2 is directly communicated with the water inlet end of N+1 article of Zigzag type gallery 2, the water side of the last item Zigzag type gallery 2 is communicated with a skimming oil skimming district 3, the water side in each skimming oil skimming district 3 arrange respectively a top cut off bottom through every slag oil removal wall 12, all skimming oil skimming districts 3 are positioned at every bar Zigzag type gallery 2 near exhalant region 4 side, wherein, N is even number, N-1 and N+1 is odd number, concrete, here top is adopted to cut off bottom through every slag oil removal wall 12, oil and slag can be bubbled through the water column and be cut off by the top every slag oil removal wall and be blocked and can not flow into exhalant region, realize the scum silica frost oil slick in sewage to be isolated in skimming oil skimming district, and are discharged by scum silica frost oil slick by skimming pipe 13.
The bottom of every bar Zigzag type gallery 2 is provided with sand deposition hopper 5;
Described sand catcher 10 is encorbelmented in the outside in described advection sand setting district;
The sand suction pipe 6 purlin car 8 is provided with sand pump 9, inhaling sand house steward and stretch in each sand deposition hopper, one end of sand pump 9 is connected with suction sand house steward, the other end is connected with sand catcher, and inhale sand house steward and be communicated with the sand suction pipe stretched in each sand deposition hopper, every root sand suction pipe 6 top is provided with motor-driven valve 7; Concrete, here by the movement of purlin car 8, each sand suction pipe 6 is moved in each sand deposition hopper, after sand pump 9 is opened in addition, by opening motor-driven valve 7 on the corresponding sand suction pipe that needs in the sand deposition hopper of sediment outflow, the sand setting realized bottom by advection sand setting district drains into sand catcher 10;
Described skimming pipe 13 with stretch into all skimming oil skimming districts 4, the port of export of skimming pipe extends to outside skimming oil skimming district 3, realizes the discharge of scum silica frost oil slick;
The grit water separator 11 of described band washed-out sand function is connected with described sand catcher 10 and washed-out sand waste water pump respectively, described washed-out sand waste water pump also with all one's life anti-pond anoxic section is connected, the washed-out sand waste water of grit water separator is sent into and is given birth to the anoxic section in anti-pond by described washed-out sand waste water pump.Concrete, in the present embodiment, after current enter the 1st article of Zigzag type gallery 2 by inhalant region 1, current return forma fluens with inflection and flow through advection sand setting district and skimming oil skimming district 3, sand grains to be deposited in every bar Zigzag type gallery in sand deposition hopper 5, in every bar Zigzag type gallery, sand suction pipe 6 is set, every root sand suction pipe is established a motor-driven valve 7, sand suction pipe 6 is connected with sand pump 9, by purlin car 8 and sand pump 9 moving around sand setting sucking-off and draining into the sand catcher 10 of encorbelmenting outside advection sand setting district in every bar Zigzag type gallery, simultaneously, the sediment outflow to the Zigzag type gallery needed is selected in keying by controlling motor-driven valve 7.According to RANS, the time of staying of this time delay horizontal-flow grit chamber is about 14 times of traditional design value, i.e. 8 ~ 10min, and cross-sectional flow is preferably 0.15m/s ~ 0.25m/s, effectively can improve the clearance of small particle diameter inorganic particle.In addition, sand grains in sand catcher 10 is expelled to grit water separator 11, sand water is through stirring system and organic matter separator tube, organic matter remaining on sand grains is peeled off, and carries out the separation of sand water, while sand water is separated, complete washed-out sand process, clean sand is discharged by screw lifting, the washed-out sand waste water of abundant organic matter is sent into the anoxic section in raw anti-pond by washed-out sand waste water pump, becomes high-quality carbon source, thus reduces the loss of carbon source in sewage.
As shown in Figure 1,5 Zigzag type gallerys and 3 skimming oil skimming districts are had in Fig. 1, in Fig. 1 shown in arrow is water (flow) direction, current enter the 1st article of Zigzag type gallery from inhalant region 1, then successively through the 1st skimming oil skimming district, the 2nd article of Zigzag type gallery, the 3rd article of Zigzag type gallery, the 2nd skimming oil skimming district, the 4th article of Zigzag type gallery, the 5th article of Zigzag type gallery, the 3rd skimming oil skimming district be to exhalant region 4.
Optionally, also can arrange one and surmount canal 15, described in surmount canal 15 one end be communicated with described inhalant region 1, the other end is communicated with described exhalant region 4.
Preferably, the water inlet of described exhalant region 4 is also provided with effluent weir 14.
Preferably, described grit water separator 11 comprises agitating device and organic matter separator tube.
In sum, the utility model to be turned back gallery pattern by employing, changes the long and narrow pond type of existing horizontal-flow grit chamber, and the basis ensureing the design time of staying is convenient to the horizontal layout of Sewage Plant entirety; By the keying moving and be arranged on the sand suction pipe in each bar gallery and the motor-driven valve on sand suction pipe of purlin car, sand pump, remove the sand setting in many gallerys, here adopt 1 purlin car and sand pump to carry out suction sand to many gallerys simultaneously, can effectively improve sediment outflow efficiency and save sand pump quantity; By arranging skimming oil skimming district at every bar gallery near exhalant region side, the end in each skimming oil skimming district respectively by a top cut off bottom through every slag oil removal wall, to realize adopting the water outlet of submerge discharging flow mode, skimming oil skimming function can be played, and discharge system by scum pipe, avoid scum silica frost oil slick on the impact of subsequent technique; Grit water separator is with washed-out sand function, and the organic matter on peelable sand grains, and the washed-out sand waste water feeding raw anti-pond anoxic section that will contain abundant organic matter, the denitrogenation for sewage disposal system provides high-quality carbon source.
In this description, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.For system disclosed in embodiment, owing to corresponding to the method disclosed in Example, so description is fairly simple, relevant part illustrates see method part.
Obviously, those skilled in the art can carry out various change and modification to utility model and not depart from spirit and scope of the present utility model.Like this, if these amendments of the present utility model and modification belong within the scope of the utility model claim and equivalent technologies thereof, then the utility model is also intended to comprise these change and modification.
Claims (8)
1. a time delay horizontal-flow grit chamber, is characterized in that, comprises inhalant region, advection sand setting district, skimming oil skimming district, exhalant region, sand catcher, purlin car, sand pump, skimming pipe, the grit water separator being with washed-out sand function and washed-out sand waste water pump, wherein,
Described advection sand setting district, comprise odd number bar Zigzag type gallery, wherein, article 1, Zigzag type gallery is communicated with described inhalant region, the water inlet end of each N article of Zigzag type gallery is communicated with by a skimming oil skimming district with the water side of N-1 article of Zigzag type gallery, the water side of each N article of Zigzag type gallery is directly communicated with the water inlet end of N+1 article of Zigzag type gallery, the water side of the last item Zigzag type gallery is communicated with a skimming oil skimming district, the water side in each skimming oil skimming district arrange respectively a top cut off bottom through every slag oil removal wall, wherein, N is even number, N-1 and N+1 is odd number,
The bottom of every bar Zigzag type gallery is provided with sand deposition hopper;
Sand suction pipe purlin car is provided with sand pump, inhaling sand house steward and stretch in each sand deposition hopper, one end of sand pump is connected with suction sand house steward, the other end is connected with sand catcher, and inhale sand house steward and be communicated with the sand suction pipe stretched in each sand deposition hopper, every root sand suction pipe top is provided with motor-driven valve;
Skimming pipe, stretches into all skimming oil skimming districts, and the port of export of skimming pipe extends to outside skimming oil skimming district;
The grit water separator of described band washed-out sand function is connected with described sand catcher and washed-out sand waste water pump respectively.
2. time delay horizontal-flow grit chamber as claimed in claim 1, it is characterized in that, the quantity of described Zigzag type gallery is at least 3.
3. time delay horizontal-flow grit chamber as claimed in claim 1, is characterized in that, also comprise one and surmount canal, described in surmount canal one end be communicated with described inhalant region, the other end is communicated with described exhalant region.
4. time delay horizontal-flow grit chamber as claimed in claim 1, it is characterized in that, the water inlet of described exhalant region is also provided with effluent weir.
5. time delay horizontal-flow grit chamber as claimed in claim 1, it is characterized in that, described grit water separator comprises agitating device and organic matter separator tube.
6. time delay horizontal-flow grit chamber as claimed in claim 1, it is characterized in that, all skimming oil skimming districts are positioned at every bar Zigzag type gallery near exhalant region side.
7. time delay horizontal-flow grit chamber as claimed in claim 1, it is characterized in that, described sand catcher is encorbelmented in the outside in described advection sand setting district.
8. time delay horizontal-flow grit chamber as claimed in claim 1, is characterized in that, described washed-out sand waste water pump is connected by the anoxic section of pipeline with raw anti-pond.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420521589.5U CN204134270U (en) | 2014-09-12 | 2014-09-12 | Time delay horizontal-flow grit chamber |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420521589.5U CN204134270U (en) | 2014-09-12 | 2014-09-12 | Time delay horizontal-flow grit chamber |
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| CN204134270U true CN204134270U (en) | 2015-02-04 |
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| CN201420521589.5U Expired - Fee Related CN204134270U (en) | 2014-09-12 | 2014-09-12 | Time delay horizontal-flow grit chamber |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106390539A (en) * | 2015-08-01 | 2017-02-15 | 北京科林思源能源环境科技发展有限责任公司 | Reversible overflow gate device for large grit chamber |
| CN107140858A (en) * | 2017-06-01 | 2017-09-08 | 华南理工大学 | The roundabout desalinator of sea sand |
| CN108553946A (en) * | 2018-04-18 | 2018-09-21 | 中国天辰工程有限公司 | A kind of novel setting pot |
| CN108996728A (en) * | 2018-08-24 | 2018-12-14 | 盐城英贝吉环保科技有限公司 | A kind of chemical engineering sewage processing unit |
| CN111592172A (en) * | 2020-04-09 | 2020-08-28 | 北京恩菲环保技术有限公司 | Sewage denitrification baffling reactor |
| CN115463460A (en) * | 2022-09-15 | 2022-12-13 | 北京嘉博文生物科技有限公司 | Sand setting mechanism and gravity sand removing system |
-
2014
- 2014-09-12 CN CN201420521589.5U patent/CN204134270U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106390539A (en) * | 2015-08-01 | 2017-02-15 | 北京科林思源能源环境科技发展有限责任公司 | Reversible overflow gate device for large grit chamber |
| CN107140858A (en) * | 2017-06-01 | 2017-09-08 | 华南理工大学 | The roundabout desalinator of sea sand |
| CN108553946A (en) * | 2018-04-18 | 2018-09-21 | 中国天辰工程有限公司 | A kind of novel setting pot |
| CN108553946B (en) * | 2018-04-18 | 2021-07-30 | 中国天辰工程有限公司 | Novel grit chamber |
| CN108996728A (en) * | 2018-08-24 | 2018-12-14 | 盐城英贝吉环保科技有限公司 | A kind of chemical engineering sewage processing unit |
| CN111592172A (en) * | 2020-04-09 | 2020-08-28 | 北京恩菲环保技术有限公司 | Sewage denitrification baffling reactor |
| CN115463460A (en) * | 2022-09-15 | 2022-12-13 | 北京嘉博文生物科技有限公司 | Sand setting mechanism and gravity sand removing system |
| CN115463460B (en) * | 2022-09-15 | 2023-10-31 | 北京嘉博文生物科技有限公司 | Sand setting mechanism and gravity sand removal system |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Xiong Jianying Inventor after: Zhao Guozhi Inventor after: Yang Shujun Inventor after: Dai Xiaodong Inventor after: Shen Changming Inventor before: Xiong Jianying Inventor before: Zhao Guozhi Inventor before: Yang Shujun Inventor before: Dai Xiaodong Inventor before: Shen Changming |
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| COR | Change of bibliographic data | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150204 |
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| CF01 | Termination of patent right due to non-payment of annual fee |