CN106629953B - Air flotation and sedimentation suspended matter separation device - Google Patents
Air flotation and sedimentation suspended matter separation device Download PDFInfo
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- CN106629953B CN106629953B CN201510730411.0A CN201510730411A CN106629953B CN 106629953 B CN106629953 B CN 106629953B CN 201510730411 A CN201510730411 A CN 201510730411A CN 106629953 B CN106629953 B CN 106629953B
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- 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
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- Y02A20/20—Controlling water pollution; Waste water treatment
- Y02A20/204—Keeping clear the surface of open water from oil spills
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Abstract
The invention provides an air flotation and sedimentation suspended matter separation device, which comprises at least one pipe, wherein the pipe is provided with a rhombic hollow cavity, a plurality of groups of parallel mud guards which are inclined at preset angles are arranged in the hollow cavity, a plurality of water flow passage pipes with rhombic sections are arranged between the mud guards, the upper end of each water flow passage pipe is provided with a mud floating long opening, a mud floating passage is formed between each mud floating long opening and the adjacent mud guard so that suspended matters float to the surface of a water body through the mud floating passage, the lower end of each water flow passage pipe is provided with a mud sinking long opening, and a mud sinking passage is formed between each mud sinking long opening and the adjacent mud guard so that the suspended matters sink to the bottom of the water body through the mud sinking passage. After the floating substance separation device is used for processing, a water flow channel, a floating mud channel and a settled mud channel are arranged on the water flow channel, and the floating mud channel, the floating mud channel and the settled mud channel are arranged on the water flow channel.
Description
Technical Field
The invention relates to the technical field of water treatment, in particular to an air flotation and sedimentation suspended matter separation device.
Background
Precipitation and flotation are two processes used to separate suspended matter in water. The precipitation process refers to a process of precipitating suspended matters in the water treatment process after the suspended matters sink in the water; the precipitation process comprises inclined plate precipitation, inclined tube precipitation, labyrinth precipitation and the like. The air floatation process is a water treatment process which is characterized in that a large amount of micro bubbles are introduced or generated into water, so that air is attached to suspended particles in a highly dispersed micro bubble form to cause the density to be lower than that of the water, and the air floats on the water surface by utilizing the buoyancy principle, thereby realizing solid-liquid separation; the air floatation process comprises air dispersing air floatation dissolved air flotation (including vacuum air flotation), electrolytic air flotation and the like.
However, because both the sedimentation and air flotation processes are influenced by the density characteristics of the suspended matters in water, in practical application, the phenomena of floating mud on the surface of the sedimentation tank and sediment on the bottom of the air flotation tank occur. The floating mud on the surface of the sedimentation tank is generated because the sludge at the bottom of the sedimentation tank generates gas due to biological actions such as hydrolysis and the like, so that the sludge floats to the surface of a water body, and in addition, the sludge on the surface of the sedimentation tank is caused by the expansion of the sludge in the biochemical tank, and the floating mud is generated due to gas release when the PH of the sewage is adjusted back after advanced oxidation, so that the purification effects of sedimentation and air flotation are influenced. The above defects affect the effect of separating suspended matters by the precipitation and air flotation processes, so that the treatment efficiency is greatly reduced. In order to solve the above problems, those skilled in the art need to provide a separation device for floating and settling suspended matters, has the characteristics of exquisite structure, convenient operation and good water quality purification effect.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides an air flotation and precipitated suspended matter separation device which has the characteristics of exquisite structure, convenience in operation and good water purification effect.
The invention provides an air flotation and sedimentation suspended matter separation device, which comprises at least one pipe, wherein the pipe is provided with a rhombic hollow cavity, two ends of the pipe are respectively provided with an opening for water flow to flow in or flow out in the horizontal direction, the top of the upper end of the pipe is provided with a long groove-shaped mud floating long opening, the bottom of the lower end of the diagonal angle is provided with a long groove-shaped mud sinking long opening, a plurality of groups of parallel mud guards which are inclined at preset angles are arranged in the hollow cavity, a plurality of water flow passage pipes with rhombic sections are arranged between the mud guards, the upper end of each water flow passage pipe is provided with a mud floating long opening, a mud floating passage is formed between each mud floating long opening and the adjacent mud guard, so that suspended matters float to the surface of a water body through the mud floating passages, the lower end of each water flow passage pipe is provided with a mud sinking long opening, and a mud sinking passage is formed between each mud sinking long opening and the adjacent mud guard, so that the suspended matters sink to the bottom of the water body through the mud sinking passages.
Preferably, the cross section of the water flow channel pipe is in a diamond shape, and the diagonal line of the diamond shape is parallel to the horizontal plane or vertical to the horizontal plane respectively.
Preferably, each group of the splash guards are parallel to one side wall of the water flow channel pipe, the included angle of the top end of the upper part of the water flow channel pipe is 45-60 degrees, and the included angle between each splash guard and the horizontal plane is 45-60 degrees.
Preferably, the both ends of tubular product are equipped with and seal the closing plate of mud floating channel and heavy mud channel, the closing plate prevents that rivers from assaulting the mud floating in the mud floating channel or the heavy mud in the heavy mud channel.
Preferably, the suspended solid separator piles up by four tubular products and forms the formation tubular product subassembly, and its cross section personally submits the rhombus, be equipped with the fender between the closure plate, the fender is used for keeping apart heavy mud passageway and floats mud passageway.
Preferably, the pipe assembly is provided with a plurality of reinforcing ribs on opposite sides in the length direction.
Preferably, the number of the reinforcing ribs is six, three of the reinforcing ribs are respectively arranged at two ends and the middle position of one side surface of the pipe assembly in the length direction, and the other three reinforcing ribs are respectively arranged at two ends and the middle position of the opposite side surface of the pipe assembly in the length direction.
Preferably, the pipe assembly is fixed in the outer frame support, and the outer frame support is adaptive to the pipe assembly in shape.
Preferably, the outer frame support is provided with a fixed strip in the middle of the length direction, and the reinforcing rib in the middle of the pipe component is fixed on the fixed strip.
Preferably, the water flow channel pipe, the mudguard and the outer frame bracket are made of one of PP, PPR, PE, polytetrafluoroethylene, carbon steel, glass fiber reinforced plastic and stainless steel.
The technical scheme provided by the invention has the beneficial effects that: according to the air floatation and sedimentation suspended matter separation device provided by the invention, water flow in the horizontal direction enters the water flow channel pipe in a laminar flow state, suspended matters with density smaller than that of a water body float upwards, and enter the floating mud channel forming the static liquid area through each long floating mud opening, so that floating mud and water flow are thoroughly separated; and suspended matters with density larger than or close to that of the water body are settled downwards and enter a sludge settling channel forming a static liquid area through each sludge settling long opening, so that the sludge and water flow are thoroughly separated. After suspended solid separator handles, rivers walk rivers and walk rivers passageway, the mud channel is walked to the mud that floats, the mud that sinks walks and sinks the mud passageway to realize the separation of water and suspended solid, this separator especially adapts to the processing of the existing dross that has the complicated water of mud again, has the characteristics that the structure is exquisite, convenient operation, quality of water purifying effect are good.
Drawings
In order to more clearly illustrate the technical solutions of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a water flow passage pipe and a splash guard in the air flotation and precipitated suspension separation device provided by the invention;
<xnotran> 2 ; </xnotran>
FIG. 3 is a schematic view showing the flow direction of water in the flotation and settled suspension separation apparatus provided in the present invention;
FIG. 4 is a schematic structural diagram of a pipe assembly in the flotation and settled suspension separation apparatus provided by the present invention;
FIG. 5 is a schematic structural diagram of an outer frame support in the air flotation and settled suspension separation device provided by the invention.
[ reference numerals in the drawings ]:
101. the water flow channel pipe comprises 102 parts of a mud guard, 103 parts of a floating mud long opening, 104 parts of a mud sinking long opening, 105 parts of a floating mud channel, 106 parts of a mud sinking channel, 107 parts of a pipe, 108 parts of a reinforcing rib, 109 parts of a sealing plate, 201 parts of an outer frame support and 202 parts of a fixing strip.
Detailed Description
In order to make the contents of the present invention more clearly understood, the contents of the present invention are further explained below with reference to the attached drawings. The invention is of course not limited to this particular embodiment, and general alternatives known to a person skilled in the art are also covered within the scope of the invention. The present invention is described in detail with reference to the drawings, and the drawings are not to be considered as limiting the invention, but are enlarged partially in accordance with the general scale for convenience of explanation.
The above and other technical features and advantageous effects will be described in detail with reference to the embodiments and the accompanying drawings. As shown in the drawings, fig. 1 is a schematic structural view of a water flow passage pipe and a mud guard in the air flotation and settled suspension separation device provided by the invention; FIG. 2 is a schematic structural diagram of pipes in the flotation and precipitated suspended matter separation device provided by the invention; FIG. 3 is a schematic view showing the flow direction of water in the flotation and settled suspension separation apparatus provided in the present invention; FIG. 4 shows the flotation and sedimentation suspension provided by the present invention the structure of the pipe assembly in the separation device is schematic; FIG. 5 is a schematic structural diagram of an outer frame support in the air flotation and settled suspension separation device provided by the invention.
As shown in fig. 1-3, the present invention provides an air flotation and sedimentation suspended matter separation apparatus, which includes at least one pipe 107, the pipe 107 has a diamond-shaped hollow cavity, two ends of the pipe 107 respectively have openings for water to flow in or out in a horizontal direction, the top of the upper end of the pipe 107 is opened with a long-groove-shaped mud floating long opening 103, the bottom of the diagonal lower end is opened with a long-groove-shaped mud sinking long opening 104, the hollow cavity is provided with a plurality of groups of parallel mud guards 102 inclined at a predetermined angle, a plurality of water flow passage pipes 101 with diamond-shaped cross sections are arranged between the mud guards 102, the upper end of each water flow passage pipe 101 is opened with a mud floating long opening 103, a mud floating passage 105 is formed between each mud floating long opening 103 and the adjacent mud guard 102, so that suspended matter floats to the surface of a water body through the mud floating passage 105, the lower end of each water flow passage pipe 101 is opened with a mud sinking long opening 104, and a mud passage 106 is formed between each mud sinking long opening 104 and the adjacent mud guard 102, so that the suspended matter sinks to the bottom of the water body through the mud passage 106.
When sewage passes through the suspended matter separation device, suspended matters are influenced by the density of the suspended matters, the suspended matters with the density lower than that of the water body float to the surface of the water body through the mud floating channel 105, and the suspended matters with the density higher than or close to that of the water body sink to the bottom of the water through the mud sinking channel 106, so that the suspended matters and clean water are timely and thoroughly separated, and the quality of effluent water is ensured.
Specifically, in this embodiment, the cross section of the water flow passage pipe 101 is a rhombus, and the diagonal line of the rhombus is parallel to the horizontal plane or perpendicular to the horizontal plane, so that the inlet water flows in and out in the water flow passage pipe in a laminar flow state in the horizontal direction. So design can guarantee that suspended solid air supporting, settlement distance are short, and the suspended solid is constantly separated at the rivers in-process, handles dwell time weak point, load-tolerant impact force reinforce. The flowing time of the inlet water in the water flow channel pipe is longer than the time of suspended matter air floatation and sedimentation, and the treatment effect can be ensured.
In the embodiment, each set of the splash guards 102 is parallel to one side wall of the water flow channel pipe 101, the included angle of the top end of the upper part of the water flow channel pipe 101 is 45-60 degrees, and the included angle between each set of the splash guards 102 and the horizontal plane is 45-60 degrees. Preferably, the included angle of the top end of the upper part of the water flow passage pipe 101 in the embodiment is 60 °, and the included angle between the mudguard 102 and the horizontal plane is 60 °.
As shown in fig. 4, the pipe 107 is provided at both ends with closing plates 109 closing the mud floating channel 105 and the mud sinking channel 106, and the closing plates 109 prevent water from impacting the mud floating in the mud floating channel 105 or the mud sinking in the mud sinking channel 106. The closing plate 109 forms a static liquid area in the floating mud channel 105 and the mud sinking channel 106, prevents water flow from impacting floating mud in the floating mud channel 105, and enables the floating mud to smoothly reach the surface of a water body; meanwhile, the water flow is prevented from impacting the settled sludge in the settled sludge channel 106, so that the settled sludge can smoothly reach the water bottom.
In addition, the material of the water flow passage pipe 101 and the fender 102 in the present embodiment is preferably one of PP, PPR, PE, teflon, carbon steel, and stainless steel.
As shown in fig. 4, the apparatus for separating suspended substances is formed by stacking four pipes 107 to form a pipe assembly, the cross section of the pipe assembly is diamond-shaped, and fenders 102 are arranged between the closing plates 109, and the fenders 102 are used for isolating the mud sinking channel 106 and the mud floating channel 105. The opposite side of the pipe component in the length direction is provided with a plurality of reinforcing ribs 108, specifically, six reinforcing ribs 108 are provided, three of the six reinforcing ribs are respectively provided at two ends and a middle position of the pipe component in one side of the length direction, and the other three reinforcing ribs are respectively provided at two ends and a middle position of the pipe component in the opposite side of the length direction. This design has also guaranteed that heavy mud long-mouth 104 and superficial mud long-mouth 103 have sufficient mud area of crossing when guaranteeing device structural strength, makes the suspended solid smoothly pass through heavy mud long-mouth 104 and superficial mud long-mouth 103.
As shown in fig. 5, the pipe assembly is fixed in the outer frame bracket 201, and the outer frame bracket 201 has an outer shape adapted to the outer shape of the pipe assembly. The outer frame bracket 201 is provided with a fixing strip 202 at the middle position in the length direction, and a reinforcing rib at the middle position on the pipe assembly is fixed on the fixing strip 202. Wherein, the first and the second end of the pipe are connected with each other, the material of the outer frame bracket 201 is preferably one of PP, PPR, PE, teflon, carbon steel, glass fiber reinforced plastic, and stainless steel. Fixing the tubular product subassembly in frame support 201 can make each tubular product form a syntropy, enables rivers evenly distributed in each rivers passageway pipe, and eliminates the corner blind area.
In conclusion, in the air flotation and sedimentation suspended matter separation device provided by the invention, water flow in the horizontal direction enters the water flow channel pipe 1 in a laminar flow state, suspended matters with density smaller than that of a water body float upwards and enter the floating mud channel forming the static liquid zone through each floating mud long opening, so that floating mud and water flow are thoroughly separated; and suspended matters with density larger than or close to that of the water body are settled downwards and enter a sludge settling channel forming a static liquid area through each sludge settling long opening, so that the sludge and water flow are thoroughly separated. <xnotran> , , , , , , , , . </xnotran>
Although the present invention has been described mainly in the above embodiments, it is described as an example only and the present invention is not limited thereto. Numerous modifications and applications will occur to those skilled in the art without departing from the essential characteristics of the embodiments. For example, each of the components detailed for the embodiments may be modified and operated, and the differences with respect to the described variants and applications are considered to be comprised within the scope of protection of the present invention as defined by the following claims.
Reference in the specification to an embodiment means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the invention. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the purview of one skilled in the art to effect such feature, structure, or characteristic in connection with other ones of the embodiments.
Claims (6)
1. The air flotation and sedimentation suspended matter separation device is characterized by comprising at least one pipe, wherein the pipe is provided with a rhombic hollow cavity, two ends of the pipe are respectively provided with an opening for water to flow in or flow out in the horizontal direction, the top of the upper end of the pipe is provided with a long trough-shaped mud floating long opening, the bottom of the lower end of the diagonal corner is provided with a long trough-shaped mud sinking long opening, a plurality of groups of parallel mud guards which are inclined at preset angles are arranged in the hollow cavity, a plurality of water flow passage pipes with rhombic sections are arranged between the mud guards, the upper end of each water flow passage pipe is provided with a mud floating long opening, a mud floating passage is formed between each mud floating long opening and the adjacent mud guard, so that suspended matters float to the surface of a water body through the mud floating passages, the lower end of each water flow passage pipe is provided with a mud sinking long opening, and a mud sinking passage is formed between each mud sinking long opening and the adjacent mud guard, so that the suspended matters sink to the bottom of the water body through the mud sinking passages; the cross section of the water flow channel pipe is in a diamond shape, and the diagonal line of the diamond shape is parallel to the horizontal plane or vertical to the horizontal plane respectively; each group of the splash guards are parallel to one side wall of the water flow channel pipe, the included angle of the top end of the upper part of the water flow channel pipe is 45-60 degrees, and the included angle between each splash guard and the horizontal plane is 45-60 degrees; the two ends of the pipe are provided with sealing plates for sealing the floating mud channel and the mud sinking channel, and the sealing plates prevent water flow from impacting floating mud in the floating mud channel or sinking mud in the mud sinking channel; suspended solid separator piles up by four tubular product and forms the formation tubular product subassembly, and its cross section personally submits the rhombus, be equipped with the fender between the closing plate, the fender is used for keeping apart heavy mud passageway and floats the mud passageway.
2. The air flotation and sedimentation suspension separation apparatus according to claim 1, wherein the tube assembly is provided with a plurality of reinforcing ribs on opposite sides in a length direction.
3. The air flotation and sedimentation suspension separation device according to claim 2, wherein the number of the ribs is six, three of the ribs are provided at both ends and at a middle position of one side surface of the tube assembly in the length direction, and the other three ribs are provided at both ends and at a middle position of the opposite side surface of the tube assembly in the length direction.
4. The air flotation and settled suspension separation apparatus of claim 3, the pipe component is fixed in the outer frame support, and the shape of the outer frame support is matched with that of the pipe component.
5. The apparatus as claimed in claim 4, wherein the frame support has a fixing strip at a middle position in a length direction, and the reinforcing rib at the middle position of the tube assembly is fixed on the fixing strip.
6. The apparatus as claimed in claim 5, wherein the water flow pipe, the fender and the frame support are made of one of PP, PPR, PE, PTFE, carbon steel, GRP and stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510730411.0A CN106629953B (en) | 2015-11-02 | 2015-11-02 | Air flotation and sedimentation suspended matter separation device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510730411.0A CN106629953B (en) | 2015-11-02 | 2015-11-02 | Air flotation and sedimentation suspended matter separation device |
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| CN106629953A CN106629953A (en) | 2017-05-10 |
| CN106629953B true CN106629953B (en) | 2023-04-14 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5454942A (en) * | 1994-08-23 | 1995-10-03 | Anglian Water Plc | Apparatus for the removal of floating sludge in dissolved air floatation basins at water purification and waste water treatment plants |
| CN2813590Y (en) * | 2005-07-29 | 2006-09-06 | 国家海洋局天津海水淡化与综合利用研究所 | Middle and small size integrated high-turbidity high-algae water purifying treatment apparatus |
| CN100551482C (en) * | 2006-11-24 | 2009-10-21 | 珠海九通水务有限公司 | Horizontal tube precipitation separation device |
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