CN112239287B - Urban black and odorous water body treatment system - Google Patents
Urban black and odorous water body treatment system Download PDFInfo
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- CN112239287B CN112239287B CN202010995965.4A CN202010995965A CN112239287B CN 112239287 B CN112239287 B CN 112239287B CN 202010995965 A CN202010995965 A CN 202010995965A CN 112239287 B CN112239287 B CN 112239287B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 102
- 239000004576 sand Substances 0.000 claims abstract description 189
- 238000005406 washing Methods 0.000 claims abstract description 113
- 238000001914 filtration Methods 0.000 claims abstract description 40
- 238000012216 screening Methods 0.000 claims abstract description 18
- 238000001556 precipitation Methods 0.000 claims abstract description 16
- 239000010802 sludge Substances 0.000 claims abstract description 14
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 13
- 238000005507 spraying Methods 0.000 claims abstract description 11
- 239000010865 sewage Substances 0.000 claims abstract description 10
- 238000002386 leaching Methods 0.000 claims abstract description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 190
- 230000000087 stabilizing effect Effects 0.000 claims description 24
- 229910001220 stainless steel Inorganic materials 0.000 claims description 20
- 239000010935 stainless steel Substances 0.000 claims description 20
- 238000004062 sedimentation Methods 0.000 claims description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 239000006004 Quartz sand Substances 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims description 6
- 239000008394 flocculating agent Substances 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 238000003860 storage Methods 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000011065 in-situ storage Methods 0.000 abstract description 3
- 230000010354 integration Effects 0.000 abstract description 2
- 239000007921 spray Substances 0.000 description 13
- 239000013049 sediment Substances 0.000 description 8
- 238000010276 construction Methods 0.000 description 5
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/007—Contaminated open waterways, rivers, lakes or ponds
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The invention discloses an urban black and odorous water body treatment system which comprises a fixing frame and an intercepting and guiding device, wherein a lifting device is arranged in the center of one side of the fixing frame, which faces the upstream of a river channel, the fixing frame is provided with a vibration screening device, a garbage can, a sand washing device, a precipitation device, a leaching device and a filtering device, the outlet of the lifting device is positioned above the vibration screening device, the outlet of the vibration screening device is positioned above the garbage can, the vibration screening device is positioned above a sand inlet plate of the sand washing device, a sewage pipe of the sand washing device is communicated with the precipitation device, one side of the filtering device, which faces the upstream of the river channel, is communicated with the precipitation device, and a spraying pipe of the leaching device is positioned above the sand washing device. The beneficial effects are that: 1. not only the in-situ treatment of the sludge is realized, but also the depth of the river bed is reduced; 2. the river channel is intercepted by matching the intercepting and guiding device with the lifting device, so that the untreated water body is conveniently isolated from the treated water body; 3. the integration level of the system is improved, and the layout is reasonable and compact.
Description
Technical Field
The invention relates to the technical field of black and odorous water body treatment, in particular to a system for treating urban black and odorous water body.
Background
The urban black and odorous water body is a water environment problem which is reflected by common people, so that the urban living environment is damaged, and the urban image is seriously influenced.
The existing black and odorous water body treatment device has the following problems: 1. the sludge in the river cannot be treated in situ, and the sludge is difficult to clean and transport; 2. the river channel is difficult to intercept, and the untreated water body and the treated water body are inconvenient to isolate; 3. the device integration level is low, and the layout is scattered.
Disclosure of Invention
The invention aims to overcome the problems in the prior art and provides a treatment system for urban black and odorous water body
In order to achieve the technical purpose and achieve the technical effect, the invention is realized by the following technical scheme:
a city black and odorous water body treatment system comprises a fixed frame and an intercepting and guiding device, wherein the fixed frame is installed in a river channel, a lifting device is installed in the center of one side, facing the upstream of the river channel, of the fixed frame, the intercepting and guiding device is located on one side, facing the upstream of the river channel, of the lifting device, and the intercepting and guiding device is fastened with the lifting device; install vibration screening device, garbage bin, sand washing device, sediment device, drip washing device, filter equipment on the mount, hoisting device's export is located the vibration screening device top, the export of vibration screening device is located the garbage bin top, the vibration screening device is located sand washing device's the sand feeding plate top, sand washing device's sewage pipe is linked together with sediment device, the inlet tube of Z shape is installed towards one side on river course upper reaches to sediment device, the water inlet of inlet tube is located the hoisting device lower part, one side and the sediment device intercommunication of filter equipment towards the river course upper reaches, one side rigid coupling that filter equipment is towards the river course lower reaches has the water distribution groove, the shower of drip washing device is located sand washing device top, the water intaking pipe of drip washing device inserts in the water distribution groove.
Furthermore, the intercepting and flow guiding device comprises a plurality of intercepting plates, one side of each intercepting plate is bent to form an L-shaped male buckling strip, the other side of each intercepting plate is bent to form a hook-shaped first female buckling strip, and the male buckling strips are buckled with the first female buckling strips to enable two adjacent intercepting plates to be buckled; one side of the side plate of the lifting device, which is close to the intercepting and flow-guiding device, is bent to form a hook-shaped second female buckle strip, and the male buckle strip and the second female buckle strip are buckled to enable the lifting device to be buckled with the adjacent intercepting plate; the back of the interception plate is provided with a stainless steel bracket, and the bottom of the stainless steel bracket is fixed on a riverbed through a ground nail.
Further, the vibration screening device comprises a U-shaped support and two pairs of first shaft seats arranged at the top end of the fixing frame, a round shaft is arranged between each pair of first shaft seats, two pairs of second shaft seats respectively sleeved on the two round shafts are arranged at the bottom end of the U-shaped support, a compression spring clamped between the first shaft seats and the second shaft seats is further sleeved on the round shaft, a vibration pump is arranged on one side of the U-shaped support, and a stainless steel screen is arranged in the U-shaped support.
Furthermore, the sand washing device comprises a U-shaped sand washing box, a first speed reducing motor, a second speed reducing motor, a first sand guiding plate, a second sand washing groove, a second sand guiding plate and a sand discharging plate which are arranged on the fixing frame, the U-shaped sand washing box comprises a sand feeding plate, a first sand washing groove, a first sand guiding plate, a second sand washing groove, the second sand guiding plate and the sand discharging plate which are connected in sequence, the first speed reducing motor drives the first sand washing box to rotate in the first sand washing groove through a first belt transmission mechanism, the second speed reducing motor drives the second sand washing box to rotate in the second sand washing groove through a second belt transmission mechanism, the rotating directions of the first sand washing box and the second sand washing box are opposite, one end of the sand feeding plate, far away from the first sand washing groove, is higher than one end of the sand feeding plate, connected with the first sand washing groove, is higher than one end of the first sand guiding plate, connected with the first sand washing groove, the one end that sand guide plate and second sand washing groove are connected is higher than the one end that sand guide plate and sand discharge plate are connected to the second, the one end that sand discharge plate and second sand washing groove are connected is higher than the one end that sand discharge plate kept away from second sand washing groove, a sewage pipe of respective rigid coupling in the relative one side of first sand washing groove and second sand washing groove, the end of sewage pipe stretches into among the sediment device.
Furthermore, the leaching device comprises a water pump arranged on the fixing frame, a first spray pipe arranged above the sand inlet plate, a second spray pipe arranged above the first sand guide plate, and a third spray pipe arranged above the second sand guide plate, wherein a water outlet of the water pump is communicated with the second spray pipe and the third spray pipe through water pipes, the first spray pipe is communicated with the third spray pipe through water pipes, and a water taking pipe inserted into the water distribution tank is arranged at a water inlet of the water pump.
Furthermore, the sedimentation device comprises a sedimentation tank with one end embedded into the sand washing device, an injection pipe for injecting a flocculating agent is installed at one end of the sedimentation tank close to the sand washing device, an inlet of the injection pipe is connected with a liquid injection pump through a water pipe, and a liquid inlet of the liquid injection pump is connected with a flocculating agent storage barrel through a hose; and a flow stabilizing mechanism is arranged at one end of the settling tank far away from the sand washing device.
Furthermore, the flow stabilizing mechanism comprises a flow stabilizing support arranged on the fixing frame and a plurality of flow stabilizing plates which are arranged in a staggered manner, the flow stabilizing plates are fixedly connected to the bottom of the flow stabilizing support, and a snake-shaped water flow channel is formed among the plurality of flow stabilizing plates.
Furthermore, a plurality of obliquely downward containing grooves are formed in the flow stabilizing plate, and activated sludge or microalgae are filled in the containing grooves.
Furthermore, the filtering device comprises a filtering box and N filtering modules which are arranged in the fixing frame, the bottom plate of the filtering box inclines upwards from the side close to the precipitation device to the side far away from the precipitation device, the bottom of each filtering module is an inclined plane jointed with the bottom plate, the inner side of the filtering box is fixedly connected with N +1 pairs of partition plates, one filtering module is inserted between every two adjacent pairs of partition plates, and each filtering module comprises a stainless steel net cage and a filtering material filled in the stainless steel net cage; the filter material is at least one of ceramsite, coarse sand, quartz sand and activated carbon particles.
Furthermore, a concave water collecting part is arranged in the middle of the water distribution tank, and the water taking pipe is inserted into the water collecting part.
The invention has the beneficial effects that: 1. the lifting device, the vibration screening device and the sand washing device are matched to clean sand in the silt and discharge the sand back to the river channel, so that the in-situ treatment of the silt is realized, and the depth of a river bed can be reduced; 2. the river channel is intercepted by matching the intercepting and guiding device with the lifting device, so that the untreated water body is conveniently isolated from the treated water body; 3. install hoisting device, vibration screening plant, garbage bin, sand washing device, sediment device, drip washing device, filter equipment on the mount according to administering the flow in proper order, improved the integrated level of this system, rationally distributed compactness.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a schematic view of the three-dimensional structure of the urban black and odorous water treatment system according to the present invention;
FIG. 2 is a schematic plan view of the urban black and odorous water treatment system according to the present invention;
FIG. 3 is a schematic view of the fastening point of the lifting device and the intercepting and guiding device;
FIG. 4 is a schematic view of the assembly of the interception plate with the stainless steel bracket of the present invention;
FIG. 5 is a schematic diagram of the construction of the vibratory screening apparatus of the present invention;
FIG. 6 is a schematic structural view of a sand washing apparatus according to the present invention;
FIG. 7 is a schematic view showing the structure of a U-shaped sand washing box according to the present invention;
FIG. 8 is a schematic view of the construction of the washing apparatus according to the invention;
FIG. 9 is a schematic view of the structure of the precipitation apparatus of the present invention;
FIG. 10 is a schematic view of the structure of the stabilizer plate according to the present invention;
FIG. 11 is a schematic view of the construction of the filter unit of the present invention;
FIG. 12 is a schematic view of the construction of the filtration tank of the present invention;
FIG. 13 is a schematic view of the construction of a filtration module according to the present invention;
fig. 14 is a schematic structural view of the fixing frame of the present invention.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in combination with embodiments.
As shown in fig. 1, 2 and 14, the urban black and odorous water treatment system comprises a fixed frame 1 and an intercepting and guiding device 2 which are installed in a river channel, wherein the fixed frame 1 is fixed on a river bed through a ground nail 10, a lifting device 3 is installed in the center of one side, facing the upstream of the river channel, of the fixed frame 1, the intercepting and guiding device 2 is located on one side, facing the upstream of the river channel, of the lifting device 3, and the intercepting and guiding device 2 is fastened with the lifting device 3; the device comprises a fixed frame 1, and is characterized in that a vibrating screening device 4, a garbage can 5, a sand washing device 6, a precipitation device 7, a leaching device 8 and a filtering device 9 are installed on the fixed frame 1, the outlet of a lifting device 3 is positioned above the vibrating screening device 4, the outlet of the vibrating screening device 4 is positioned above a garbage can 5, the vibrating screening device 4 is positioned above a sand inlet plate of the sand washing device 6, a sewage pipe 608 of the sand washing device 6 is communicated with the precipitation device 7, a Z-shaped water inlet pipe 705 is installed on one side of the precipitation device 7 facing the upstream of a river channel, the water inlet of the water inlet pipe 705 is positioned at the lower part of the lifting device 3, one side of the filtering device 9 facing the upstream of the river channel is communicated with the precipitation device 7, a water distribution groove 905 is fixedly connected on one side of the filtering device 9 facing the downstream of the river channel, a spray pipe of the leaching device 8 is positioned above the sand washing device 6, and a water taking pipe 805 of the leaching device 8 is inserted into the water distribution groove 905.
When the device is installed, the intercepting and guiding device and the lifting device are installed on a riverbed, and then sludge at the installation position of the fixing frame is cleaned; the contact part of the bottom of the intercepting and guiding device and the riverbed is reinforced and sealed by a sand bag, and the contact part of the intercepting and guiding device and the riverbank is reinforced and sealed by a sand bag, so that the upstream and the downstream of the riverway are separated by taking the intercepting and guiding device as a boundary line, and sludge and water in the riverway enter the system through a lifting device and a water inlet pipe.
As shown in fig. 1, 2, 3 and 4, the intercepting and guiding device 2 includes a plurality of intercepting plates 201, one side of the intercepting plate 201 is bent to form an L-shaped male fastening strip 202, the other side of the intercepting plate 201 is bent to form a hook-shaped first female fastening strip 203, and the male fastening strip 202 is fastened with the first female fastening strip 203 to fasten two adjacent intercepting plates 201; one side of the side plate of the lifting device 3, which is close to the intercepting and guiding device 2, is bent to form a hook-shaped second female buckle strip 301, and the male buckle strip 202 is buckled with the second female buckle strip to enable the lifting device 3 to be buckled with the adjacent intercepting plate 201; the back of the interception plate 201 is provided with a stainless steel bracket 204, and the bottom of the stainless steel bracket 204 is fixed on the riverbed through a ground nail 10.
The number of the interception plates is selected according to the width of the river channel, and the sand bag is used for reinforcing and sealing when the gap between the interception plate and the river bank is not enough than one interception plate. The adoption of the buckling mode is convenient for the on-site assembly of the intercepting and guiding device.
As shown in fig. 1, 2 and 5, the vibrating screen device 4 includes a U-shaped bracket 401, two pairs of first shaft seats 402 installed at the top end of the fixing frame 1, a round shaft 403 installed between each pair of first shaft seats 402, two pairs of second shaft seats 404 installed at the bottom end of the U-shaped bracket 401 and respectively sleeved on the two round shafts, a compression spring 405 clamped between the first shaft seats 402 and the second shaft seats 404 further sleeved on the round shaft 403, a vibrating pump 406 installed at one side of the U-shaped bracket 401, and a stainless steel screen 407 installed in the U-shaped bracket 401.
The vibration pump works to drive the U-shaped support and the stainless steel screen to vibrate together, so that sludge falling on the vibration screen is promoted to pass through the stainless steel screen, garbage can conveniently slide into the garbage can, and the blockage of the stainless steel screen by the sludge is reduced; utilize compression spring to carry on spacingly to U type support, avoid U type support to incline to one side.
As shown in fig. 1, 2, 6, and 7, the sand washing device 6 includes a U-shaped sand washing tank 601, a first decelerating motor 602, a second decelerating motor 603, a first sand washing wheel hopper 604, and a second sand washing wheel hopper 605 which are mounted on a fixing frame 1, the U-shaped sand washing tank 601 includes a sand inlet plate 6011, a first sand washing tank 6012, a first sand guide plate 6013, a second sand washing tank 6014, a second sand guide plate 6015, and a sand discharge plate 6016 which are connected in sequence, the first decelerating motor 602 drives the first sand washing wheel hopper 604 to rotate in the first sand washing tank 6012 through a first belt transmission mechanism 606, the second decelerating motor 603 drives the second sand washing wheel hopper 605 to rotate in the second sand washing tank 6014 through a second belt transmission mechanism 607, the rotation directions of the first sand washing wheel hopper 604 and the second sand washing wheel hopper 605 are opposite, one end of the sand inlet plate 6011 far away from the first sand washing tank 2 is higher than one end of the sand washing plate 6011 connected with the first sand washing tank 6013, and one end of the first sand washing wheel hopper 6014 connected with the first sand washing tank 6013 is connected with the first sand washing plate 6013 And at the end, the end of the second sand guiding plate 6015 connected with the second sand washing tank 6014 is higher than the end of the second sand guiding plate 6015 connected with the sand draining plate 6016, the end of the sand draining plate 6016 connected with the second sand washing tank 6014 is higher than the end of the sand draining plate 6016 far away from the second sand washing tank 6014, one side of the first sand washing tank 6012 opposite to the second sand washing tank 6014 is fixedly connected with a sewage pipe 608, and the tail end of the sewage pipe 608 extends into the sedimentation device 7.
The sludge passing through the stainless steel filter screen falls onto the sand inlet plate and then falls into the first sand washing tank along the sand inlet plate; the first sand washing wheel hopper takes out the sand in the second sand washing groove and sends the sand to the first sand guide plate, and then the sand falls into the second sand washing groove along the first sand guide plate; the second sand washing wheel hopper is used for fishing out the sand in the second sand washing groove and sending the sand to the second sand guide plate, and then the sand is discharged to the downstream of the river channel along the second sand guide plate and the sand discharge plate in sequence; and the muddy water in the first sand washing groove and the second sand washing groove is discharged into the settling tank from the sewage pipe.
As shown in fig. 1, 2 and 8, the washing apparatus 8 includes a water pump 801 mounted on the fixing frame 1, a first shower 802 located above the sand inlet plate 6011, a second shower 803 located above the first sand guide plate 6013, and a third shower 804 located above the second sand guide plate 6015, a water outlet of the water pump 801 is communicated with the second shower 803 and the third shower 804 through a water pipe 806, the first shower 802 is communicated with the third shower 804 through a water pipe 806, and a water intake pipe 805 inserted into the water distribution tank 905 is installed at a water inlet of the water pump 801.
The water pump sends the treated water to the first spray pipe, the second spray pipe and the third spray pipe respectively, on one hand, the water sprayed out of the first spray pipe promotes the sludge on the sand inlet plate to slide into the first sand washing tank, and on the other hand, the water is added into the first sand washing tank to separate the sand from the sludge; the water sprayed out of the second spraying pipe promotes the sand on the first sand guide plate to slide into the second sand washing groove on one hand, and water is added into the second sand washing groove to separate the sand from the mud on the other hand; and the water sprayed from the third spray pipe promotes the sand to be discharged to the downstream of the river channel along the second sand guide plate and the sand discharge plate.
As shown in fig. 1, 2 and 9, the settling device 7 comprises a settling tank 701 with one end embedded in the sand washing device 6, an injection pipe 702 for injecting a flocculant is installed at one end of the settling tank 701 close to the sand washing device 6, the inlet of the injection pipe 702 is connected with a liquid-spraying pump 703 through a water pipe, the liquid inlet of the liquid-spraying pump 703 is connected with a flocculant storage barrel (not shown in the figure) through a hose, and the flocculant storage barrel is placed on the river bank; and a flow stabilizing mechanism 704 is arranged at one end of the settling tank 701 far away from the sand washing device 6.
The inner wall of the settling tank provided with the water inlet pipe is fixedly connected with a flashboard groove, and a flashboard which is matched with the flashboard groove in a pulling and inserting mode is installed in the flashboard groove.
And mud water flows into the sedimentation tank from the first sand washing tank, the second sand washing tank and the river channel respectively, and a flocculating agent in the sedimentation tank is mixed with the mud water to enable suspended matters in the mud water to be gathered and promote the sedimentation of the suspended matters.
As shown in fig. 1, 2, and 9, the flow stabilizing mechanism 704 includes a flow stabilizing support 7041 mounted on the fixing frame 1, and a plurality of flow stabilizing plates 7042 arranged in a staggered manner, the flow stabilizing plates 7042 are fixedly connected to the bottom of the flow stabilizing support 7041, and a serpentine water flow channel is formed among the plurality of flow stabilizing plates 7042.
The flow stabilizing mechanism changes the water flow direction, slows down the water flow speed and promotes the precipitation of the gathered suspended matters.
As shown in fig. 10, the flow stabilizer 7042 is provided with a plurality of holding tanks 7043 inclined downward, and the holding tanks 7043 are filled with activated sludge or microalgae.
The activated sludge or microalgae is utilized to carry out biological evolution on the water in the settling tank, so that the evolution effect of the water in the settling tank is improved.
As shown in fig. 1, 2, 11, 12, and 13, the filtering device 9 includes a filtering box 901 and four filtering modules 902 installed in the fixing frame 1, a bottom plate 903 of the filtering box 901 is inclined upward from a side close to the precipitation device 7 to a side far from the precipitation device 7, the bottom of the filtering module is an inclined plane attached to the bottom plate, five pairs of partition plates 904 are fixedly connected to the inner side of the filtering box 901, one filtering module 902 is inserted between two adjacent pairs of partition plates 904, and the filtering module 902 includes a stainless steel mesh box 9021 and a filtering material 9022 filled in the stainless steel mesh box 9021; the filter material is at least one of ceramsite, coarse sand, quartz sand and activated carbon particles.
One end of the filter box facing the upstream of the river channel is fixedly connected with the settling tank.
In the direction from being close to the sediment device to keeping away from the sediment device, the filter media in four filter modules are haydite, coarse sand, quartz sand, active carbon granule in proper order, need four filter modules to use in combination.
Besides, it is also possible that, from the direction close to the settling device to the direction far away from the settling device, each filtering module is filled with ceramsite, coarse sand, quartz sand and activated carbon particles in turn, that is, each filtering module can be used independently.
Filtering the impurities which are not precipitated in the water by utilizing ceramsite, coarse sand, quartz sand and activated carbon particles.
As shown in fig. 1, 2, 3 and 4, a concave water collecting portion 9051 is disposed in the middle of the water distribution tank 905, the water intake pipe is inserted into the water collecting portion 9051, and the water collecting portion 9051 is beneficial to increasing the water level at the insertion position of the water intake pipe in the water distribution tank, so as to ensure the water intake of the water intake pipe.
The side of the water distribution groove facing the downstream of the river channel is lower than the side of the water distribution groove facing the upstream of the river channel.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (1)
1. The utility model provides a black smelly water body governing system in city which characterized in that: the river channel intercepting and guiding device comprises a fixing frame and an intercepting and guiding device, wherein the fixing frame and the intercepting and guiding device are installed in a river channel, a lifting device is installed in the center of one side, facing the upstream of the river channel, of the fixing frame, the intercepting and guiding device is located on one side, facing the upstream of the river channel, of the lifting device, and the intercepting and guiding device is fastened with the lifting device; the device comprises a fixed frame, a lifting device, a sand washing device, a sedimentation device, a leaching device and a filtering device, wherein the fixed frame is provided with the vibration screening device, a garbage can, the sand washing device, the sedimentation device, the leaching device and the filtering device; the sedimentation device comprises a sedimentation tank with one end embedded into the sand washing device, a flow stabilizing mechanism is arranged at one end of the sedimentation tank, which is far away from the sand washing device, the flow stabilizing mechanism comprises a flow stabilizing support arranged on a fixed frame and a plurality of flow stabilizing plates arranged in a staggered manner, the flow stabilizing plates are fixedly connected to the bottom of the flow stabilizing support, a snake-shaped water flow channel is formed among the flow stabilizing plates, a plurality of downward inclined containing tanks are arranged on the flow stabilizing plates, and activated sludge or microalgae are filled in the containing tanks;
the intercepting and flow-guiding device comprises a plurality of intercepting plates, one side of each intercepting plate is bent to form an L-shaped male buckling strip, the other side of each intercepting plate is bent to form a hook-shaped first female buckling strip, and the male buckling strips are buckled with the first female buckling strips to enable two adjacent intercepting plates to be buckled; one side of the side plate of the lifting device, which is close to the intercepting and flow-guiding device, is bent to form a hook-shaped second female buckle strip, the male buckle strip and the second female buckle strip are buckled to enable the lifting device to be buckled with an adjacent intercepting plate, a stainless steel support is installed on the back of the intercepting plate, and the bottom of the stainless steel support is fixed on a riverbed through a ground nail;
the vibrating screening device comprises a U-shaped support and two pairs of first shaft seats arranged at the top end of a fixing frame, a round shaft is arranged between each pair of first shaft seats, two pairs of second shaft seats sleeved on the two round shafts respectively are arranged at the bottom end of the U-shaped support, a compression spring clamped between the first shaft seats and the second shaft seats is further sleeved on the round shaft, a vibrating pump is arranged on one side of the U-shaped support, and a stainless steel screen is arranged in the U-shaped support;
the sand washing device comprises a U-shaped sand washing box, a first speed reducing motor, a second speed reducing motor, a first sand washing wheel hopper and a second sand washing wheel hopper which are arranged on a fixing frame, the U-shaped sand washing box comprises a sand feeding plate, a first sand washing groove, a first sand guide plate, a second sand washing groove, a second sand guide plate and a sand discharge plate which are connected in sequence, the first speed reducing motor drives the first sand washing wheel hopper to rotate in the first sand washing groove through a first belt transmission mechanism, the second speed reducing motor drives the second sand washing wheel hopper to rotate in the second sand washing groove through a second belt transmission mechanism, the rotating directions of the first sand washing wheel hopper and the second sand washing wheel hopper are opposite, one end of the sand feeding plate, far away from the first sand washing groove, is higher than one end of the sand feeding plate, connected with the first sand washing groove, and one end of the first sand guide plate, connected with the second sand washing groove, are higher than one end of the first sand guiding plate, connected with the second sand washing groove, one end of the second sand guide plate connected with the second sand washing groove is higher than one end of the second sand guide plate connected with the sand discharge plate, one end of the sand discharge plate connected with the second sand washing groove is higher than one end of the sand discharge plate far away from the second sand washing groove, one side of the first sand washing groove opposite to one side of the second sand washing groove is fixedly connected with a sewage pipe, and the tail end of the sewage pipe extends into the precipitation device;
the leaching device comprises a water pump arranged on the fixing frame, a first spraying pipe positioned above the sand inlet plate, a second spraying pipe positioned above the first sand guide plate, and a third spraying pipe positioned above the second sand guide plate, wherein a water outlet of the water pump is communicated with the second spraying pipe and the third spraying pipe through water pipes, the first spraying pipe is communicated with the third spraying pipe through a water pipe, and a water taking pipe inserted into the water distribution tank is arranged at a water inlet of the water pump;
an injection pipe for injecting a flocculating agent is mounted at one end of the settling tank close to the sand washing device, an inlet of the injection pipe is connected with a liquid-jet pump through a water pipe, and a liquid inlet of the liquid-jet pump is connected with a flocculating agent storage barrel through a hose;
the filtering device comprises a filtering box and N filtering modules which are arranged in a fixing frame, the bottom plate of the filtering box is inclined upwards from one side close to the precipitation device to one side far away from the precipitation device, the bottom of each filtering module is an inclined plane attached to the bottom plate, the inner side of each filtering box is fixedly connected with N +1 pairs of partition plates, one filtering module is inserted between every two adjacent pairs of partition plates, each filtering module comprises a stainless steel net cage and a filtering material filled in the stainless steel net cage, and the filtering material is at least one of ceramsite, coarse sand, quartz sand and activated carbon particles;
the middle part of the water distribution tank is provided with a concave water collecting part, and the water taking pipe is inserted into the water collecting part.
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| CN202010995965.4A CN112239287B (en) | 2020-09-21 | 2020-09-21 | Urban black and odorous water body treatment system |
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| CN202010995965.4A CN112239287B (en) | 2020-09-21 | 2020-09-21 | Urban black and odorous water body treatment system |
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| CN112239287B true CN112239287B (en) | 2022-09-27 |
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| CN114804354A (en) * | 2022-06-24 | 2022-07-29 | 北京涞澈科技发展有限公司 | Biological rotary drum denitrification filter tank and denitrification treatment system based on sulfur autotrophy |
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