CN203620305U - Capping and algae removal device for secondary sedimentation tank effluent weir of sewage treatment plant - Google Patents
Capping and algae removal device for secondary sedimentation tank effluent weir of sewage treatment plant Download PDFInfo
- Publication number
- CN203620305U CN203620305U CN201320787198.3U CN201320787198U CN203620305U CN 203620305 U CN203620305 U CN 203620305U CN 201320787198 U CN201320787198 U CN 201320787198U CN 203620305 U CN203620305 U CN 203620305U
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- Prior art keywords
- weir
- effluent weir
- sewage treatment
- treatment plant
- color steel
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- Expired - Lifetime
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- 239000010865 sewage Substances 0.000 title claims abstract description 28
- 241000195493 Cryptophyta Species 0.000 title abstract description 26
- 238000004062 sedimentation Methods 0.000 title abstract description 6
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 54
- 239000010959 steel Substances 0.000 claims abstract description 54
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 238000004140 cleaning Methods 0.000 claims description 20
- 238000010079 rubber tapping Methods 0.000 claims description 2
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000012010 growth Effects 0.000 abstract description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 2
- 229910052760 oxygen Inorganic materials 0.000 abstract 2
- 239000001301 oxygen Substances 0.000 abstract 2
- 238000011017 operating method Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 239000003814 drug Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000006213 oxygenation reaction Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000011112 process operation Methods 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- ZKQDCIXGCQPQNV-UHFFFAOYSA-N Calcium hypochlorite Chemical compound [Ca+2].Cl[O-].Cl[O-] ZKQDCIXGCQPQNV-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000011001 backwashing Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007844 bleaching agent Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005255 carburizing Methods 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000000645 desinfectant Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- DNJIEGIFACGWOD-UHFFFAOYSA-N ethanethiol Chemical compound CCS DNJIEGIFACGWOD-UHFFFAOYSA-N 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000029553 photosynthesis Effects 0.000 description 1
- 238000010672 photosynthesis Methods 0.000 description 1
- 230000008635 plant growth Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
- 230000003442 weekly effect Effects 0.000 description 1
Images
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- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The utility model discloses a capping and algae removal device for a secondary sedimentation tank effluent weir of a sewage treatment plant. The capping and algae removal device comprises a supporting frame, and a plurality of corrugated color steel plates, wherein the supporting frame consists of a plurality of pieces of angle steel which are connected in sequence and are arranged horizontally; the multiple pieces of the angle steel are respectively fixed on weir teeth of triangular weirs on two sides of a channel of the secondary sedimentation tank effluent weir; the corrugated color steel plates cover the supporting frame and are fixed on the supporting frame; the corrugated color steel plates are 0.5-1.5m long and are as wide as the effluent weir. After the secondary sedimentation tank effluent weir of the sewage treatment plant is capped, the problem of growth of algae in the effluent weir is solved from the source; the triangular weir teeth have inverted V-shaped structures, so that air can freely enter a water body in the effluent weir so as to refill oxygen, and therefore, the corrugated color steel plates do not need to be perforated or water body oxygen refilling is realized through a ventilating facility or by a manual operating method, and the problem that the water quality is low due to non-circulation of the air after the effluent weir is capped is solved; furthermore, the capping and algae removal device is low in maintenance cost.
Description
Technical field
The utility model relates to a kind of sewage treatment plant second pond effluent weir and adds a cover algae-removing device.
Background technology
Find by sewage treatment plant's day-to-day operation situation, sewage enters second pond after two stage treatment, still contains certain density COD, BOD in the water outlet after mud-water separation
5, TP, NH
3-N, SS and oily substance etc., and second pond effluent weir surrounding is unobstructed to be directly exposed under sunlight, easily cause second pond effluent weir to grow algae, particularly at algae raised growth in summer, it can enter subsequent treatment unit with second pond water outlet after coming off, increase filter tank burden and filter back washing frequency, have a strong impact on filter performance; The algae coming off can increase SS concentration in water, not only has a strong impact on ultraviolet disinfection effect, and after sterile-processed, the dead stench that produces of algae, has a strong impact on out water landscape and effluent quality, also can bring hidden danger to the safe operation of filter tank, ultraviolet disinfection equipment.
Existing sewage treatment plant second pond effluent weir adopts chemical algae removing method except algae processing method is most, as adds bleaching powder or disinfectant, but need set up new adding of agent equipment, increases medicament operating cost and be difficult to realize evenly to add.Or adopt manual cleaning mode, but because algae is attached on pool wall, need workman to hold giant and enter operation in second pond and can clean up, have larger potential safety hazard; And summer temp is high, algal grown is rapid, not only cleaning frequency high (all needing substantially weekly to clean once), and cleaning amount is large, be difficult to guarantee effectively clean, residual a large amount of moss still on second pond effluent weir, and because the complete algae of artificial flushing is deposited in filter tank, filter tank blocking rate also can significantly improve, and therefore manual cleaning exists that cleaning performance is poor, speed is slow, cost is high, labour intensity is large, affects effluent quality and has the problems such as potential safety hazard.Or on sewage treatment plant's second pond mud scraper scum board, Electric brush of bristles is set or high-pressure water jetting device cleans, although have certain for algae effect, but equipment investment and operating cost are high, and need often equipment to be carried out to maintaining, adopt this kind of technique, can only clean effluent weir surface part algae, just view improves, and but cannot reduce algae generation.Therefore sewage treatment plant removes algae scheme in the urgent need to second pond effluent weir simple, effective, pollution-free, that equipment simple, operation and management maintenance cost is low.
Utility model content
The purpose of this utility model is to solve from source sewage treatment plant's algae at effluent weir of secondary sedimentation tank and grows problem.
Technical solutions of the utility model are as follows:
A kind of sewage treatment plant second pond effluent weir is added a cover algae-removing device, it is characterized in that, comprises
Bracing frame, this bracing frame is multiple connection, horizontally disposed angle steel in turn, it is individually fixed on the weir tooth of both sides triangular-notch weir of second pond effluent weir channel;
Multiple ripple color steels, are covered on bracing frame, and fix with bracing frame, and its length is 0.5-1.5m, and width is identical with effluent weir width.
In preferred embodiment of the present utility model, ripple color steel thickness is 1.2-1.8mm.
In preferred embodiment of the present utility model, between adjacent color steel side, adopt and be screwed.
In preferred embodiment of the present utility model, between the angle steel and triangular-notch weir of bracing frame, adopt Stainless Steel Self Tapping Screws to fix or be welded and fixed every 5-6 triangular-notch weir tooth.
In preferred embodiment of the present utility model, between ripple color steel and bracing frame, adopt and be screwed.
In preferred embodiment of the present utility model, at least one ripple color steel adopts doorframe structure.
In preferred embodiment of the present utility model, described doorframe structure is for adopting chain connection between this color steel one side and adjacent color steel, and the opposite side of this color steel is installed for the handle opening or closing that color steel is overturn.
In preferred embodiment of the present utility model, the bottom of walking bridge, the water inlet of triangular-notch weir are also provided with cleaning device.
In preferred embodiment of the present utility model, described cleaning device comprises the hinge that is installed on walking pars basilaris pontis, and is fixed on the rubber slab of hinge lower end.
Sewage treatment plant's second pond effluent weir that the utility model provides is added a cover algae-removing device, can effectively solve algae and grow problem, install and add a cover facility at the effluent weir of second pond, avoid effluent weir to grow in a large number algae because sunlight is exposed to the sun for a long time, thereby affect subsequent treatment process operation and reduce effluent quality.Second pond effluent weir capping device is by adding the compositions such as cover plate, bracing frame, described in add cover plate material adopt ripple color steel, the structure of described ripple color steel is trapezoidal-structure, can gain in strength, thereby reduce the thickness of plate, reduces and adds a cover cost.The thickness of described ripple color steel is 1.2-1.8mm, and width and effluent weir width match, and to meet the requirement that covers effluent weir, ripple color steel length is 1 meter, and because most of effluent weirs are annular, therefore length is unsuitable long, is convenient to form annulus radian.
It is good that ripple color steel has view, and the life-span is long, and cost is low, without management, and easily construction, and construction does not affect the features such as the normal operation of sewage treatment plant.Because triangular-notch weir tooth is " reverse V-shaped " structure, air can freely enter the oxygenation of effluent weir water body, therefore ripple color steel is without perforate or use ventilative facility or realize water body oxygenation by methods such as manual operations, avoided second pond effluent weir to add a cover rear atmosphere draught-free and caused the problem of water quality variation.Ripple color steel can cover whole second pond effluent weir, also can choose 1-2 piece ripple color steel and adopt doorframe structure, adopts hinge pattern, is convenient to sampling of water quality, personnel's visit and industry inspection etc.Refer to diagram 6,7.
For ease of triangle crest of weir garbage-cleaning, this programme has increased by two block length 30-40cm, wide 30cm, and the rubber slab of thick 1cm fixes on walking bridge as shown 8 by hinges fixing respectively, to remove deposition or to rest on rubbish or the clod of triangle crest of weir.
Because conventional method adopts chemical dispensing, manual cleaning, mechanical electric electric brush or high-pressure hydraulic flushing etc., though chemical agent has inhibitory action to algae, but also be there is to toxicity in other biological, easily cause water pollution, and need set up new adding of agent equipment, increase medicament operating cost and be difficult to realize and add evenly.Manual cleaning exists that speed is slow, cost is high, labour intensity is large, affects effluent quality and has the problems such as potential safety hazard.Mechanical cleaning not only operating cost is high, and equipment maintenance is more difficult, and cleaning performance is poor.For above deficiency, the present invention separately wards off new approaches, from the required photosynthesis principle of plant growth, design corresponding construction, reach efficient, economic, practical, reliably except algae effect, provide a kind of without add medicament, simple in structure, without artificial and power-equipment, landscape effect is good, operating cost is low and the device that can effectively avoid algae to grow from source, the place that is particularly suitable for being installed on sewage treatment plant's second pond effluent weir etc. and easily grows algae.
Compared with prior art, the beneficial effects of the utility model are:
1, after sewage treatment plant's second pond effluent weir is added a cover, solve algae at effluent weir of secondary sedimentation tank from source and grow in a large number problem, because triangular-notch weir tooth is " reverse V-shaped " structure, air can freely enter the oxygenation of second pond effluent weir water body, therefore ripple color steel is without perforate or use ventilative facility or realize water body oxygenation by modes such as manual operations, avoided second pond effluent weir to add a cover rear atmosphere draught-free and caused the problem of water quality variation.
2, without any equipment and power, without adding medicament and manual cleaning, be conducive to subsequent treatment process operation, add a cover facility structure simple, be easy to processing and fabricating and installation and maintenance are easy, easily change, build and operating cost low.
3, the utility model device does not need sewage treatment plant's second pond to carry out larger transformation, and construction and installation are simple and easy, does not affect the normal production run of sewage treatment plant, is applicable to built or newly-built sewage treatment plant.
Accompanying drawing explanation
Fig. 1 is that the utility model triangular-notch weir does not cover color steel partial top view before;
Fig. 2 is overall top view of the present utility model;
Fig. 3 is partial side view of the present utility model;
Fig. 4 is two of partial top view of the present utility model;
Fig. 5 is ripple color steel bending structure schematic diagram of the present utility model;
Fig. 6 is doorframe structure schematic diagram of the present utility model (closed condition);
Fig. 7 is doorframe structure schematic diagram of the present utility model (open mode);
Fig. 8 is the scheme of installation of the utility model mud-scraping apparatus;
Fig. 9 is the structural representation of the utility model mud-scraping apparatus.
In figure
1-triangular-notch weir channel
2-angle steel
3-cover plate
31-ripple color steel
32-screw
33-metal derby
34-handle
35-hinge
4-triangular-notch weir
41-weir tooth
5-second pond
The 6-bridge of walking
7-cleaning device
71-hinge
72-rubber slab
The specific embodiment
Referring to Fig. 1 to Fig. 8, below the utility model is described in detail.
Ripple color steel is fixed on bracing frame with screw, also choose 1-2 piece color steel and adopt doorframe structure, doorframe structure is for wherein adopting hinge 35 to connect between color steel one side and adjacent color steel, opposite side mounting knob 34, refer to diagram 6,7, be convenient to sampling of water quality, personnel's visit and industry inspection etc.
Referring to Fig. 8 and Fig. 9, for ease of triangle crest of weir garbage-cleaning, the utility model has also increased cleaning device 7, and this cleaning device 7 is installed on the bottom of walking bridge 6, the water inlet of triangular-notch weir.Cleaning device comprises the hinge 71 that is installed on walking bridge 6 bottoms, and is fixed on the rubber slab 72 of hinge 71 lower ends.The long 30-40cm of rubber slab 72, wide 30cm, thick 1cm, to clean the presumable rubbish of triangular-notch weir water inlet and clod, and alleviates the long algae in effluent weir outside.
Claims (9)
1. sewage treatment plant's second pond effluent weir is added a cover an algae-removing device, it is characterized in that, comprises
Bracing frame, this bracing frame is multiple connection, horizontally disposed angle steel in turn, it is individually fixed on the weir tooth of second pond effluent weir channel both sides triangular-notch weir;
Multiple ripple color steels, are covered on bracing frame, and fix with bracing frame, and its length is 0.5-1.5m, and width is identical with effluent weir width.
2. a kind of sewage treatment plant as claimed in claim 1 second pond effluent weir is added a cover algae-removing device, it is characterized in that: ripple color steel thickness is 1.2-1.8mm.
3. a kind of sewage treatment plant as claimed in claim 1 second pond effluent weir is added a cover algae-removing device, it is characterized in that: between adjacent ripple color steel side, adopt and be screwed.
4. a kind of sewage treatment plant as claimed in claim 1 second pond effluent weir is added a cover algae-removing device, it is characterized in that: between the angle steel and triangular-notch weir of bracing frame, adopt Stainless Steel Self Tapping Screws to fix or be welded and fixed every 5-6 triangular-notch weir tooth.
5. a kind of sewage treatment plant as claimed in claim 1 second pond effluent weir is added a cover algae-removing device, it is characterized in that: between ripple color steel and bracing frame, adopt and be screwed.
6. a kind of sewage treatment plant as claimed in claim 1 second pond effluent weir is added a cover algae-removing device, it is characterized in that: at least one ripple color steel adopts doorframe structure.
7. a kind of sewage treatment plant as claimed in claim 6 second pond effluent weir is added a cover algae-removing device, it is characterized in that: described doorframe structure is for adopting chain connection between this color steel one side and adjacent color steel, and the opposite side of this color steel is installed for the handle opening or closing that color steel is overturn.
8. a kind of sewage treatment plant as claimed in claim 1 second pond effluent weir is added a cover algae-removing device, it is characterized in that: the bottom of walking bridge, the water inlet of triangular-notch weir are also provided with cleaning device.
9. a kind of sewage treatment plant as claimed in claim 8 second pond effluent weir is added a cover algae-removing device, it is characterized in that: described cleaning device comprises the hinge that is installed on walking pars basilaris pontis, and is fixed on the rubber slab of hinge lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320787198.3U CN203620305U (en) | 2013-12-03 | 2013-12-03 | Capping and algae removal device for secondary sedimentation tank effluent weir of sewage treatment plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320787198.3U CN203620305U (en) | 2013-12-03 | 2013-12-03 | Capping and algae removal device for secondary sedimentation tank effluent weir of sewage treatment plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203620305U true CN203620305U (en) | 2014-06-04 |
Family
ID=50806833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320787198.3U Expired - Lifetime CN203620305U (en) | 2013-12-03 | 2013-12-03 | Capping and algae removal device for secondary sedimentation tank effluent weir of sewage treatment plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203620305U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106915783A (en) * | 2017-04-20 | 2017-07-04 | 广州金鹏环保工程有限公司 | A kind of symmetrical inclined flat seal cover plate in treatment tank combined type flat-top both sides |
| CN108648744A (en) * | 2018-07-20 | 2018-10-12 | 北京市市政工程设计研究总院有限公司 | The anti-anti- algae cover board of oxygenation of noise reduction |
| CN109091920A (en) * | 2018-09-06 | 2018-12-28 | 张晶 | A kind of secondary sedimentation tank of sewage treatment work effluent weir capping algae-removing device |
-
2013
- 2013-12-03 CN CN201320787198.3U patent/CN203620305U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106915783A (en) * | 2017-04-20 | 2017-07-04 | 广州金鹏环保工程有限公司 | A kind of symmetrical inclined flat seal cover plate in treatment tank combined type flat-top both sides |
| CN108648744A (en) * | 2018-07-20 | 2018-10-12 | 北京市市政工程设计研究总院有限公司 | The anti-anti- algae cover board of oxygenation of noise reduction |
| CN108648744B (en) * | 2018-07-20 | 2023-11-21 | 北京市市政工程设计研究总院有限公司 | Noise-reducing, oxygen-charging-preventing and algae-preventing cover plate |
| CN109091920A (en) * | 2018-09-06 | 2018-12-28 | 张晶 | A kind of secondary sedimentation tank of sewage treatment work effluent weir capping algae-removing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140604 |