CN114307934A - Variable-circulation multi-directional-flow efficient mixing reaction device - Google Patents
Variable-circulation multi-directional-flow efficient mixing reaction device Download PDFInfo
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- CN114307934A CN114307934A CN202111598203.1A CN202111598203A CN114307934A CN 114307934 A CN114307934 A CN 114307934A CN 202111598203 A CN202111598203 A CN 202111598203A CN 114307934 A CN114307934 A CN 114307934A
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- 238000002156 mixing Methods 0.000 title claims abstract description 113
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 45
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 301
- 230000001174 ascending effect Effects 0.000 claims abstract description 55
- 238000000926 separation method Methods 0.000 claims abstract description 48
- 239000003814 drug Substances 0.000 claims description 25
- 239000007921 spray Substances 0.000 claims description 23
- 230000001133 acceleration Effects 0.000 claims description 5
- 230000001154 acute effect Effects 0.000 claims description 3
- 239000004576 sand Substances 0.000 abstract description 8
- 238000007599 discharging Methods 0.000 abstract description 4
- 238000005452 bending Methods 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 239000010865 sewage Substances 0.000 description 15
- 239000010802 sludge Substances 0.000 description 14
- 238000009792 diffusion process Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 238000003756 stirring Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 239000000126 substance Substances 0.000 description 5
- 238000010907 mechanical stirring Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000003311 flocculating effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000010954 inorganic particle Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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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
- 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 relates to the technical field of water treatment equipment, and provides a variable-circulation multi-directional-flow efficient mixing reaction device, which comprises: a main body provided with an inlet and an outlet, and having a mixing space and a separating space therein; the water body accelerating device is connected with the inlet of the main body; the water inlet end of the ascending guide pipe is arranged corresponding to the water outlet end of the water body accelerating device, and one end of the ascending guide pipe corresponding to the water body accelerating device is provided with a first notch; the mud pipe is of an upward-bent structure, the inlet end of the mud pipe faces the bottom of the separation space, and the outlet end of the mud pipe extends out of the main body. The device can make the water velocity of flow satisfy the requirement through water accelerating device, mixes through water conservancy, and realizes organic inorganic separation in the well lower part. And an additional auxiliary power device is not required, so that the energy consumption can be reduced. Moreover, the mud pipe at the bottom of the main body adopts an upward bending structure, and the channel resistance is low. The mud and sand discharging is more smooth and thorough.
Description
Technical Field
The invention relates to the technical field of water treatment equipment, in particular to a variable-circulation multi-directional-flow efficient mixing reaction device.
Background
The water treatment refers to physical, biological and chemical measures adopted to ensure that the water quality reaches a certain use standard, and medicaments are usually added in the treatment process for adjusting the pH, coagulating and flocculating, so that a mixer is required to fully mix the water and the medicaments.
The existing mixer has two modes of mechanical stirring and mixing and hydraulic stirring and mixing. The mechanical stirring and mixing is realized by stirring the water body through the rotation of a water pump impeller or the rotation of a stirring paddle driven by a rotating motor, but because the water pump or the rotating motor needs to be arranged, a large amount of energy is consumed in the mechanical stirring and mixing mode; the water agitation mixing is to mix the water and the medicament by arranging a plurality of vertical static baffles or hydrofoils in the flowing direction of the water and disturbing the water by interception, but the mode has large resistance and needs to be provided with devices such as an air pump and the like to provide auxiliary power for the water, so the mode also needs to consume a large amount of energy.
Meanwhile, in the prior art, the mixer is generally divided into a vertical mixer and a horizontal mixer, and for the vertical mixer, sludge is settled to the bottom of the mixer in the working process, so that the sludge cannot fully participate in the purification reaction process, and the purification efficiency is affected.
Disclosure of Invention
Therefore, the invention aims to overcome the defects that a mixer in the prior art needs a water pump, a rotating motor or an auxiliary power device, so that a large amount of energy is consumed, and the use efficiency of sludge is low, so as to provide a variable-circulation multi-directional-flow high-efficiency mixing reaction device.
The invention provides the following technical scheme:
a variable-circulation multi-directional-flow high-efficiency mixing reaction device comprises: the main body is provided with an inlet and an outlet, a mixing space is arranged in the main body, and a separation space is arranged below the mixing space; a water body acceleration device connected to the inlet of the main body, at least a part of an inner diameter of the water body acceleration device being reduced in a flow direction of the water body; the ascending guide pipe is arranged on the inner side of the main body, the ascending guide pipe and the main body form the mixing space, the water inlet end of the ascending guide pipe is arranged corresponding to the water outlet end of the water body accelerating device, and the end of the ascending guide pipe corresponding to the water body accelerating device is provided with a first notch; the mud pipe is of an upward-bent structure, the inlet end of the mud pipe faces the bottom of the separation space, the outlet end of the mud pipe extends out of the main body, and the height of the outlet end of the mud pipe is lower than that of the inlet end of the mud pipe.
Further, the water body accelerating device comprises: the water inlet of the spray pipe is connected with the inlet of the main body; the sleeve is covered and buckled above the spray pipe, and a water inlet of the sleeve is arranged corresponding to a water outlet of the spray pipe; the ascending guide pipe cover is buckled above the sleeve, the water outlet of the sleeve is arranged corresponding to the water inlet of the ascending guide pipe, and the first notch is formed between the ascending guide pipe and the sleeve.
Furthermore, the variable-circulation multi-directional-flow efficient mixing reaction device also comprises a first guide plate, one end of the first guide plate is connected with the outer wall of the sleeve, and the other end of the first guide plate extends towards the inner wall of the main body so as to divide the inner space of the main body into a mixing space and a separating space; a first water passing channel is formed between one end, far away from the sleeve, of the first guide plate and the inner wall of the main body so as to communicate the mixing space and the separation space.
Furthermore, the variable-circulation multi-directional-flow efficient mixing reaction device also comprises a second guide plate which is positioned in the separation space, one end of the second guide plate is connected with one surface of the first guide plate, which is back to the mixing space, and the other end of the second guide plate extends towards the bottom of the main body; a second water passing channel is formed between one end of the second guide plate, which is far away from the first guide plate, and the inner bottom wall of the main body; and a water outlet space is formed in the area between the second guide plate and the outer wall of the sleeve, the water outlet space is communicated with the separation space through the second water passing channel, and the water outlet space is communicated with the outlet of the main body.
Furthermore, the variable-circulation multi-directional-flow efficient mixing reaction device further comprises a first water collecting pipe, a water inlet of the first water collecting pipe is communicated with the water outlet space, and a water outlet of the first water collecting pipe is communicated with an outlet of the main body.
Furthermore, the first water collecting pipes comprise two water collecting pipes, the two first water collecting pipes are symmetrically arranged on two sides of the second guide plate, and water outlets of the two first water collecting pipes are communicated with an outlet of the main body through a pipeline after confluence.
Furthermore, a baffle is arranged in the water outlet space, the baffle is arranged along the circumferential direction of the sleeve, water passing structures are arranged between the baffle and the inner wall of the second guide plate and between the baffle and the outer wall of the sleeve, and the water passing structures are suitable for communicating the water outlet space and the outlet of the main body.
Further, the water passing structure comprises one or more of perforations, gaps and tooth-shaped channels which are arranged on the plate surface of the baffle plate.
Furthermore, the variable-circulation multi-directional-flow efficient mixing reaction device also comprises a circulation guide structure, wherein the circulation guide structure comprises a circulation guide plate and a circulation guide cylinder;
the circulation guide plate is along the circumference setting of circulation draft tube, circulation draft tube is located the sleeve pipe with between the ascending stand pipe, the circulation guide plate warp first breach is outwards stretched out, the circulation guide plate with form first circulation passageway between the first breach, the circulation guide plate with form second circulation passageway between the first guide plate.
Further, the variable-circulation multi-directional-flow high-efficiency mixing reaction device also comprises a first turbulence plate which is positioned in the mixing space, the first turbulence plate is arranged along the circumferential direction of the inner wall of the main body, the first turbulence plate is positioned above the water inlet of the first water passing channel, and the first water passing channel is formed among the first turbulence plate, the first guide plate and the inner wall of the main body.
Further, the variable-circulation multi-directional-flow efficient mixing reaction device also comprises a second turbulent flow plate which is positioned in the separation space, and the second turbulent flow plates are arranged on the inner wall of the main body and the outer wall of the second guide plate and are suitable for changing the flow direction and the flow speed of the water body in the separation space.
Further, the variable-circulation multi-directional-flow high-efficiency mixing reaction device also comprises a second water collecting pipe; a second gap is arranged between the first guide plate and the outer wall of the sleeve, so that the first water passing channel is communicated with the water outlet space; the surface of the first guide plate is provided with a water outlet hole, a water inlet of the second water collecting pipe is connected with the water outlet hole, and a water outlet of the second water collecting pipe is communicated with an outlet of the main body.
Further, the device also comprises a first dosing pipe and a second dosing pipe; the medicine outlet of the first medicine adding pipe is positioned in a pipeline between the inlet of the main body and the spray pipe; and the medicine outlet of the second medicine adding pipe is positioned at the water outlet of the spray pipe.
Further, the ratio of the axial cross-sectional area of the ascending guide pipe to the axial cross-sectional area of the mixing space ranges from 0.01 to 0.05.
Furthermore, a top plate is arranged above the main body and positioned above the ascending guide pipe, and the water outlet end of the ascending guide pipe faces the top plate of the main body.
Furthermore, the water outlet end of the ascending guide pipe is in a diffusion shape along the flowing direction of the water body.
Furthermore, the pipe wall of the water outlet end of the ascending guide pipe is provided with a plurality of through holes.
Furthermore, a wing plate is arranged at the water outlet end of the ascending guide pipe, and the wing plate and the side wall of the ascending guide pipe are arranged at an acute angle.
The technical scheme of the invention has the following advantages:
according to the variable-circulation multi-directional-flow efficient mixing reaction device, the mixed water body of sewage and the medicament enters the main body from the inlet through the water body accelerating device, at least one part of the inner diameter of the water body accelerating device is reduced, so that the instantaneous flow velocity of the water body is increased at the position, the flow velocity of the water body is further improved, and compared with the mode that an auxiliary power device such as an air inlet device is required to be arranged to drive the water body to flow in the prior art, the variable-circulation multi-directional-flow efficient mixing reaction device can enable the flow velocity of the water body to meet the requirement through the water body accelerating device, the water body is mixed through hydraulic power, organic and inorganic separation is realized at the middle lower part, an additional auxiliary power device is not required to be arranged, the energy consumption can be reduced, and the processing complexity of the device is reduced. Moreover, the mud discharging pipe at the bottom of the main body adopts an upward bending structure, so that the channel resistance is less, the operation is smoother, and the mud and sand discharging is more thorough.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments 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 following description are 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 diagram of a variable-circulation multi-directional-flow high-efficiency mixing reaction device in one embodiment of the invention;
FIG. 2 is a schematic structural diagram of an effluent space in a variable-circulation multi-directional-flow high-efficiency mixing reaction device according to an embodiment of the invention;
FIG. 3 is a schematic structural diagram of an effluent space in a variable circulation multi-directional flow high-efficiency mixing reaction device according to another embodiment of the invention;
FIG. 4 is a schematic structural diagram of a variable-circulation multi-directional-flow efficient mixing reactor in yet another embodiment of the present invention.
Description of reference numerals:
1. a main body; 2. a mixing space; 3. a separation space; 4. an ascending guide pipe; 5. a nozzle; 6. a sleeve; 7. a first baffle; 8. a second baffle; 9. a first water passage; 10. a second water passage; 11. a first notch; 12. a second notch; 13. a third notch; 14. a circulating flow guide plate; 15. a circulating guide cylinder; 16. a first circulation path; 17. a second circulation channel; 18. a water outlet space; 19. a first turbulence plate; 20. a second turbulent plate; 21. an inlet; 22. a water inlet pipe; 23. an outlet; 24. a water outlet pipe; 25. a first dosing tube; 26. a second dosing tube; 27. a sludge discharge pipe; 28. a first header pipe; 29. a second header pipe; 30. a water outlet hole; 31. a baffle plate; 32. a water passing structure; 33. a water collecting bin; 34. a water collection area; 35. a manhole; 36. an exhaust pipe; 37. a wing plate.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "first", "second", and "third" are used for distinguishing only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
FIG. 1 is a schematic structural diagram of a variable-circulation multi-directional-flow high-efficiency mixing reaction device in one embodiment of the invention; as shown in fig. 1, the present embodiment provides a variable-circulation multi-directional-flow high-efficiency mixing reactor, comprising: the main body 1 is a sealed tank body, the structure of the tank body can adopt the shape of rectangle, polygon, circle and the like on the cross section, and the embodiment adopts the circle to avoid the dead angle generated on the side wall of the tank body; the main body 1 is provided with an inlet 21 and an outlet 23, the inlet 21 is arranged at a lower position and the outlet 23 is arranged at an upper or middle position in a use state; in this embodiment, the material of the main body 1 is not limited, and a steel structure, a concrete structure, a polymer material, or the like may be used. The top of main part is provided with manhole 35, makes things convenient for personnel to get into through manhole 35 and maintains, maintains in the main part.
Through the inlet 21, the introduction of sewage can be achieved. As an embodiment, the inlet 21 is used for introducing the mixed mixture of the sewage and the chemical into the main body 1. For example, a first dosing tube 25 and a second dosing tube 26 may be provided; the medicine outlet of the first medicine adding pipe 25 is positioned in the water inlet pipe 22 between the inlet 21 of the main body 1 and the spray pipe 5; the medicine outlet of the second medicine adding pipe 26 is positioned at the water outlet of the spray pipe 5. A suitable dose of medicament may be added to the body 1 using the first and/or second dosing tubes 25, 26.
Preferably, the first dosing pipe 25 is perpendicular to the water inlet pipe 22, and the outlet 23 of the first dosing pipe 25 is located on the axis of the water inlet pipe 22, so that when sewage flows through the first dosing pipe 25, the sewage is sheared by the first dosing pipe 25 to form turbulent flow in the water body, so that the sewage and the medicament are premixed.
The main body 1 is internally provided with a mixing space 2 for fully mixing sewage and a medicament, a separation space 3 is arranged below the mixing space 2, and the separation space 3 is used for separating inorganic sand grains of raw water and pollutants on the surface layer of the inorganic sand grains. In the embodiment, the first guide plate is arranged in the main body 1, the inner space of the main body 1 is divided into the mixing space 2 and the separation space 3 by the first guide plate 7, the mixing space 2 and the separation space 3 are communicated through the first water passing channel 9, and the mixed water in the mixing space 2 enters the separation space 3 through the first water passing channel 9.
For avoiding forming the dead angle in the mixing space 2, make mud or the flocculating constituent in the water pile up in the mixing space 2 and can't get into separation space 3 at the dead angle position, preferred, first guide plate wholly is toper hopper-shaped structure, and the plate body of the one end of sleeve pipe 6 is kept away from to first guide plate 7 keeps the parallel upwards extension with the inner wall of main part 1. And a part of the water body sprayed out of the top of the ascending guide pipe 4 returns to the water inlet of the ascending guide pipe 4 again through the first notch 11 under the guidance of the first guide plate 7, and is sprayed out upwards after being mixed with the water body from the sleeve 6. Another part of the water ejected from the top of the ascending guide pipe 4 flows into the separation space 3 through the first water passage 9.
Water accelerating device, including spray tube 5, along the flow direction of water, at least a part of spray tube 5 is the toper setting, the water inlet of spray tube 5 links to each other with the entry 21 of main part 1, in order to accelerate the water, make this embodiment need not to set up extra auxiliary power device, the less part of its internal diameter can be located the middle part of spray tube 5 or the delivery end, this embodiment is for setting up at the delivery end, and the transition part that its internal diameter changes is the toper setting for reducing the resistance that the water flows, the cross-section of spray tube 5 can adopt rectangle, polygon, circular shape etc., this embodiment adopts circularly for avoiding the pipe wall of spray tube 5 to produce the dead angle.
The sleeve 6 is covered and buckled above the spray pipe 5, and a water inlet of the sleeve 6 is arranged corresponding to a water outlet of the spray pipe 5; the upward guide pipe 4 is covered and buckled above the sleeve 6, the water outlet of the sleeve 6 is arranged corresponding to the water inlet of the upward guide pipe 4, a first gap 11 is formed between the upward guide pipe 4 and the sleeve 6, and under the guidance of the first guide plate 7, water sprayed out of the upward guide pipe 4 can return to the upward guide pipe 4 through the first gap 11. A third gap 13 is reserved between the sleeve 6 and the spray pipe 5, and the water body in the separation space 3 can flow back into the sleeve 6 through the third gap 13 to participate in stirring again.
And the ascending guide pipe 4 is arranged in the main body 1 and is close to the upper part of the main body 1, the outer wall of the ascending guide pipe 4 and the inner wall of the main body 1 form the mixing space 2, and the water inlet of the ascending guide pipe 4 is arranged corresponding to the water outlet of the spray pipe 5. When in use, the water body sprayed out of the spray pipe 5 enters the ascending guide pipe 4, is guided by the ascending guide pipe 4 to ascend in the ascending guide pipe, and is sprayed out of the top end of the ascending guide pipe 4 and enters the mixing space 2. Meanwhile, because the water flow rate of the water outlet of the sleeve 6 is large, according to the Bernoulli principle, the water pressure at the water outlet of the sleeve 6 is relatively low, the water in the mixing space 2 returns to the ascending guide pipe 4 through the first notch 11 under the action of pressure difference, so that the mixing space 2 is communicated with the inside of the ascending guide pipe 4 to form circulation, the movement track of the water is longer, the mixing of sewage and a medicament is more facilitated, the water is vertically ascended and descended due to the arrangement of the ascending guide pipe 4 and the first notch 11 at a microscopic angle, the inorganic particles in the raw water can be hydraulically scrubbed through the flowing, and the separation of the organic and inorganic substances is effectively realized.
In order to enhance the mixing effect of the sewage and the medicament, preferably, the ratio of the axial section area of the upward guide pipe 4 to the axial section area of the mixing space 2 is in the range of 0.01-0.05, so that the flow velocity of the water body in the mixing space 2 and the flow velocity of the water body in the upward guide pipe 4 have a larger difference value, a higher gradient value is formed, and the mixing effect of the sewage and the medicament is enhanced. Simultaneously because the water of higher velocity of flow enters into mixing space 2 in the ascending stand pipe 4 suddenly calmly, consequently can lead to producing the inner loop water conservancy stirring of micro-angle in mixing space 2, promote the mixed contact between the molecule, and then strengthen the mixed effect of sewage and medicament to promote purification efficiency.
In this embodiment, the position of the water outlet of the upward guide tube 4 is not specifically limited, a top plate may be disposed above the upward guide tube 4 in the main body 1, and the water outlet of the upward guide tube 4 is disposed toward the top plate of the main body 1, so that the water outlet of the upward guide tube 4 collides with the top plate to generate turbulent stirring, thereby promoting the mixing of the sewage and the chemical.
In this embodiment, the water outlet of the upward guide pipe 4 is in a diffusion shape along the flowing direction of the water body, so that the water body can enter the mixing space 2 conveniently, and turbulent flow can be formed in the diffusion-shaped lower space of the water body, so as to promote the mixing of the sewage and the medicament.
Wherein, can be equipped with a plurality of through-holes on the pipe wall of the delivery port of ascending stand pipe 4, and the through-hole is located diffusion form position department, and the play water of ascending stand pipe 4 passes through the through-hole and gets into mixing space 2 in, and the play water of ascending stand pipe 4 of being convenient for of this kind of mode is dispersed in mixing space 2 to for the mode that the play water of ascending stand pipe 4 takes place the striking with the roof, can make the water in mixing space 2 more gentle, be convenient for form the inner loop water conservancy stirring.
The water outlet of the upward guide pipe 4 can be in a diffusion shape along the flowing direction of the water body, and extends for a certain distance along the axial direction of the upward guide pipe 4 after diffusion diameter changing so as to form a diffusion-shaped section and a wide-diameter section located at the downstream of the diffusion-shaped section, and a plurality of through holes arranged on the pipe wall of the water outlet of the upward guide pipe 4 are located at the wide-diameter section.
Wherein, go up the delivery port of stand pipe 4 and include diffusion form section and be located the wide footpath section of diffusion form section low reaches, and diffusion form section and wide footpath section all are equipped with the through-hole, and wherein the through-hole that is located diffusion form section is circular, and the through-hole that is located the wide footpath section is the bar that extends along 4 axial direction of last stand pipe, and the water body that flows through the through-hole of two kinds of shapes can have the difference on direction and the velocity of flow, and then makes the water form the turbulent flow, promotes mixed effect, and simultaneously, the delivery port periphery of going up stand pipe 4 can be equipped with pterygoid lamina 37, pterygoid lamina 37 with the lateral wall of going up stand pipe 4 is the acute angle setting. Preferably, the wing plate 37 is connected to the connection position of the diffusion-shaped section and the wide-diameter section, and the structure of the wing plate 37 is not particularly limited in this embodiment, and may be a straight plate or a spiral plate with a certain radian or angle.
In order to discharge the gas generated by the collision of the water and the reaction of the sewage and the chemical in the mixing space 2, an exhaust pipe 36 may be provided at the top of the main body 1.
In this embodiment, in order to make the water discharged from the upward guide pipe 4 uniformly spread in the mixing space 2, it is preferable that the upward guide pipe 4, the sleeve 6, and the nozzle 5 are all located on the axis of the main body 1.
In this embodiment, in order to stabilize the ascending guide pipe 4 inside the main body 1, a mounting bracket is provided inside the main body 1, and the ascending guide pipe 4 is provided on the mounting bracket, thereby stably suspending the ascending guide pipe 4 inside the main body 1.
In this embodiment, the mud pipe 27 is bent upward, the inlet 21 of the mud pipe 27 faces the bottom of the separation space 3, the inlet 21 of the mud pipe 27 is located at the lowest point of the separation space 3, the outlet 23 of the mud pipe 27 extends out of the main body 1, and the outlet 23 of the mud pipe 27 is lower than the inlet 21 of the mud pipe 27.
The outlet 23 end of the sludge discharge pipe 27 extends out of the main body 1, the outlet 23 end of the sludge discharge pipe 27 can be connected with sludge storage equipment, and preferably, a valve is arranged on the sludge discharge pipe 27, and sludge and sand are periodically discharged in the running process of the device; of course, in other embodiments, the mud pipe 27 may only extend out of the main body 1, i.e. directly discharge the mud and sand.
In order to facilitate the maintenance and cleaning of the device, on the basis of any scheme, the main body 1 is further provided with an emptying pipe, the emptying pipe enables the bottom of the separation space 3 to be communicated with the outside of the main body 1, and an inlet 21 of the emptying pipe is located at the lowest position of the bottom of the separation space 3, so that the water body and sludge flocs in the main body 11 can be emptied. When the inlet 21 of the sludge pipe 27 is located at the lowest position of the bottom of the separation space 3, it is also possible to use the sludge pipe 27 directly as an emptying pipe without providing an additional emptying pipe.
The structure of the separation space 3 is not particularly limited in this embodiment, and in order to facilitate the collection of sludge and flocs in the separation space 3 and to facilitate the discharge of silt through the emptying pipe and the sludge discharge pipe 27, it is preferable that the bottom of the separation space 3 is tapered.
The variable-circulation multi-directional-flow high-efficiency mixing reaction device provided by the embodiment has the advantages that the mixed water body of sewage and a medicament enters the main body 1 from the inlet 21 by arranging the water body accelerating device, at least one part of the inner diameter of the water body accelerating device is reduced, so that the instantaneous flow velocity of the water body is increased at the position, and the flow velocity of the water body is further improved. Moreover, the mud discharging pipe 27 at the bottom of the main body 1 adopts an upward bending structure, so that the channel resistance is low, the smooth operation is realized, and the mud and sand discharge is thorough.
The variable-circulation multi-directional-flow efficient mixing reaction device also comprises a second guide plate 8 which is positioned in the separation space 3, one end of the second guide plate 8 is connected with one surface of the first guide plate 7 back to the mixing space 2, and the other end extends towards the bottom of the main body 1; a second water passing channel 10 is formed between one end of the second guide plate 8 far away from the first guide plate 7 and the inner bottom wall of the main body 1; the area between the second guide plate 8 and the outer wall of the sleeve 6 forms a water outlet space 18, the water outlet space 18 is communicated with the separation space 3 through the second water passing channel 10, and the water outlet space 18 is communicated with an outlet 23 of the main body 1. The second guide plate 8 is an annular plate, the second guide plate 8 can be connected with the first guide plate 7 in a welding mode, the second guide plate 8 is located on the periphery of the sleeve 6, and the second guide plate 8 and the sleeve 6 can be arranged concentrically. Wherein, the end of the second guide plate 8 far away from the first guide plate 7 can be provided with an inclined part which is inclined downwards towards the direction far away from the sleeve 6. Correspondingly, the bottom of the sleeve 6 can also be provided with an inclined part, and the inclined part on the sleeve 6 and the inclined part on the second guide plate 8 are mutually parallel at intervals, so that the water collecting effect of the water outlet space 18 is improved. After the water in the mixing space 2 enters the separation space 3 through the first water passing channel 9, the water enters the water outlet space 18 through the second water passing channel 10 and is finally discharged from the outlet 23 of the main body 1.
FIG. 2 is a schematic structural diagram of an effluent space in a variable-circulation multi-directional-flow high-efficiency mixing reaction device according to an embodiment of the invention; as shown in fig. 2, the variable-circulation multi-directional-flow efficient mixing and reacting device further comprises a first water collecting pipe 28, wherein the water inlet of the first water collecting pipe 28 is communicated with the water outlet space 18, and the water outlet of the first water collecting pipe 28 is communicated with the outlet 23 of the main body 1. For example, the number of the first water collecting pipes 28 is two, each of the first water collecting pipes 28 may be in a U-shaped structure, the two first water collecting pipes 28 are symmetrically disposed on two sides of the second flow guiding plate 8, and the water outlets of the two first water collecting pipes 28 are communicated with the outlet 23 of the main body 1 through the water outlet pipe 24 after confluence. In this embodiment, the number of the first water collecting pipes 28 is not particularly limited, and the number is adapted to the number of other devices to be connected to the present apparatus.
FIG. 3 is a schematic structural diagram of an effluent space in a variable circulation multi-directional flow high-efficiency mixing reaction device according to another embodiment of the invention; in another embodiment, as shown in fig. 3, a baffle 31 is disposed in the outlet space 18, the baffle 31 is an annular plate, the baffle 31 is disposed at the periphery of the sleeve 6, the baffle 31 is disposed along the circumference of the sleeve 6, for example, the baffle 31 may be disposed in a downward inclined manner. A water passing structure 32 can be arranged between the baffle 31 and the inner wall of the second guide plate 8 and between the baffle 31 and the outer wall of the sleeve 6, and the water passing structure 32 is suitable for communicating the water outlet space 18 with the outlet 23 of the main body 1. Wherein, water passing structure 32 includes one or more of perforation, gap and the flute profile passageway of setting at the face of baffle 31 to reduce the passage area, make the more even entering of water sump 33. The water outlet space 18 above the baffle 31 is used as a water collecting bin 33, the water outlet pipe 24 connected with the outlet 23 of the main body 1 can be directly communicated with the water collecting bin 33, and the water body in the separation space 3 enters the water outlet space 18, then enters the water collecting bin 33 through the water structure 32, and finally is discharged out of the main body 1 through the water outlet pipe 24.
The variable-circulation multi-directional-flow efficient mixing reaction device also comprises a circulation guide structure, wherein the circulation guide structure comprises a circulation guide plate 14 and a circulation guide cylinder 15; for example, the shape of the circulation guide plate 14 may be the same as that of the first guide plate 7, the whole circulation guide plate 14 is a conical hopper-shaped structure, the circulation guide plate 14 is arranged along the circumferential direction of the circulation guide cylinder 15, the circulation guide plate 14 may be welded at the bottom of the circulation guide cylinder 15, the circulation guide cylinder 15 is located between the sleeve 6 and the upward guide pipe 4, the circulation guide plate 14 extends outwards through the first notch 11, a first circulation channel 16 is formed between the circulation guide plate 14 and the first notch 11, and a second circulation channel 17 is formed between the circulation guide plate 14 and the first guide plate 7. After the water ejected from the upward guide pipe 4 flows into the mixing space 2, a part of the water reenters the upward guide pipe 4 through the first circulating channel 16, and the other part of the water reenters the upward guide pipe 4 through the second circulating channel 17. By the arrangement, the function of one cycle can be realized. Moreover, the heavier mud-water mixture can enter the mixing space 2 at the upper part again for continuous scrubbing, thereby improving the mixing effect; and when the device is used for the sand-water separator, organic matters wrapped on the sand can be wiped and washed to the greatest extent, and the inorganic and organic separation is realized.
Wherein, the variable circulation multi-directional flow high-efficiency mixing reaction device also comprises a first turbulent flow plate 19 which is positioned in the mixing space 2, and the first turbulent flow plate 19 is arranged along the circumferential direction of the inner wall of the main body 1. For example, one end of the first turbulence plate 19 may be welded to the inner wall of the main body 1 and the other end is inclined toward the bottom of the main body 1 so that the cross-sectional area of the mixing space 2 at this position is reduced. For example, the first turbulent plate 19 is positioned above the water inlet of the first water passage 9, and a space is left between the first turbulent plate 19 and the first guide plate 7, so that the first water passage 9 is formed among the first turbulent plate 19, the first guide plate 7 and the inner wall of the main body 1. By the arrangement, the first turbulence plate 19 can change the direction and the speed of the water body, so that turbulence is generated to the maximum extent, and mixing and collision are more sufficient; furthermore, the first turbulence plate 19 allows the cross-section of the mixing space 2 to be reduced, and the flow velocity of the water to be increased.
The first turbulence plate 19 may include a plurality of plate bodies, each of the plate bodies may be connected to each other at a predetermined angle, so that the direction of the water body may be changed when the water body flows through the first turbulence plate, and gaps may be left between the plate bodies. With the arrangement, after the water body passes through the gaps on the first turbulent flow plate 19, the sectional area is reduced, the flow velocity is increased, and the peripheral water participates in flow generation and mixing due to the Bernoulli principle, so that the whole water in the area is driven to change directionally, and the mixing is more uniform.
The variable-circulation multi-directional-flow efficient mixing reaction device further comprises a second turbulent flow plate 20 which is positioned in the separation space 3, and the second turbulent flow plates 20 are arranged on the inner wall of the main body 1 and the outer wall of the second guide plate 8 and are suitable for changing the flow direction and the flow speed of the water body in the separation space 3. The structure of the second turbulence plate 20 is the same as that of the first turbulence plate 19, and the description thereof is omitted.
Fig. 4 is a schematic structural diagram of a variable-circulation multi-directional-flow efficient mixing and reacting device in yet another embodiment of the present invention, as shown in fig. 4, the variable-circulation multi-directional-flow efficient mixing and reacting device further includes a second water collecting pipe 29 in another embodiment; a second gap 12 is arranged between the first guide plate 7 and the outer wall of the sleeve 6, so that the first water passing channel 9 is communicated with a water outlet space 18; the surface of the first guide plate 7 is provided with a water outlet 30, the water inlet of the second water collecting pipe 29 is connected with the water outlet 30, and the water outlet of the second water collecting pipe 29 is communicated with the outlet 23 of the main body 1. Wherein, the number of the water outlet holes 30 can be set according to the requirement, and the second water collecting pipes 29 with the same number are correspondingly arranged. At this time, the water in the mixing space 2 flows downward through the first water passing channel 9, enters the water outlet space 18 through the second notch 12, continues to flow downward to the separation space 3, flows toward the water outlet pipe 24 through the water outlet holes 30 on the first flow guide plate 7 and the second water collecting pipe 29, and is finally discharged out of the main body 1.
Wherein, a baffle 31 can also be arranged in the separation space 3, one end of the baffle 31 is connected with the inner wall of the main body 1, and the other end is connected with the first guide plate 7, so that a water collecting area 34 is formed among the first guide plate 7, the baffle 31 and the inner wall of the main body 1, and the water inlet of the second water collecting pipe 29 is communicated with the water collecting area 34. Also, similarly, a water passing structure 32 may be provided between the baffle 31 and the first baffle 7, and between the baffle 31 and the inner wall of the main body 1, the water passing structure 32 being adapted to communicate the water collecting region 34 with the separation space 3. The water passing structure 32 includes one or more of perforations, slits and tooth-shaped channels disposed on the surface of the baffle 31 to reduce the channel area and make the water enter the water collecting area 34 more uniformly.
The baffle 31 and the water passing structure 32 in the above embodiment may be further disposed in the water outlet space to reduce the passage area, so that the water in the water outlet space more uniformly enters the separation space 3. For the releasing structure of the water body in the water outlet space to the separation space, a channel formed by a spiral plate body with a certain radian or angle can be used for releasing, or bell mouth releasing, or bottom closed lateral diversion releasing, or radial multi-pipe releasing and the like can be adopted.
As shown in fig. 4, when the circulation diversion design is performed, a circulation diversion plate 14 may be disposed on an outer wall of the casing 6, and a passage for water circulation may be formed between the circulation diversion plate 14 and the upward guide pipe 4. On the basis, a circulating guide structure can be arranged between the sleeve 6 and the ascending guide pipe 4, and a channel for water circulation can be formed between a circulating guide plate 14 in the circulating guide structure and the circulating guide plate 14 positioned on the sleeve 6. So set up, can realize the manifold cycles of water, be favorable to improving the effect of mixing the stirring.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (18)
1. A variable-circulation multi-directional-flow efficient mixing reaction device is characterized by comprising:
the main body is provided with an inlet and an outlet, a mixing space is arranged in the main body, and a separation space is arranged below the mixing space;
a water body acceleration device connected to the inlet of the main body, at least a part of an inner diameter of the water body acceleration device being reduced in a flow direction of the water body;
the ascending guide pipe is arranged on the inner side of the main body, the ascending guide pipe and the main body form the mixing space, the water inlet end of the ascending guide pipe is arranged corresponding to the water outlet end of the water body accelerating device, and the end of the ascending guide pipe corresponding to the water body accelerating device is provided with a first notch;
the mud pipe is of an upward-bent structure, the inlet end of the mud pipe faces the bottom of the separation space, the outlet end of the mud pipe extends out of the main body, and the height of the outlet end of the mud pipe is lower than that of the inlet end of the mud pipe.
2. The variable-circulation multi-directional-flow high-efficiency mixing reaction device according to claim 1, wherein the water body acceleration device comprises: the water inlet of the spray pipe is connected with the inlet of the main body;
the sleeve is covered and buckled above the spray pipe, and a water inlet of the sleeve is arranged corresponding to a water outlet of the spray pipe;
the ascending guide pipe cover is buckled above the sleeve, the water outlet of the sleeve is arranged corresponding to the water inlet of the ascending guide pipe, and the first notch is formed between the ascending guide pipe and the sleeve.
3. The variable circulation multi-directional flow high efficiency mixing reaction device according to claim 2,
the device also comprises a first guide plate, one end of the first guide plate is connected with the outer wall of the sleeve, and the other end of the first guide plate extends towards the inner wall of the main body so as to divide the inner space of the main body into a mixing space and a separating space;
a first water passing channel is formed between one end, far away from the sleeve, of the first guide plate and the inner wall of the main body so as to communicate the mixing space and the separation space.
4. The variable circulation multi-directional flow high efficiency mixing reaction device according to claim 3,
the second guide plate is positioned in the separation space, one end of the second guide plate is connected with one surface of the first guide plate, which is back to the mixing space, and the other end of the second guide plate extends towards the bottom of the main body;
a second water passing channel is formed between one end of the second guide plate, which is far away from the first guide plate, and the inner bottom wall of the main body;
and a water outlet space is formed in the area between the second guide plate and the outer wall of the sleeve, the water outlet space is communicated with the separation space through the second water passing channel, and the water outlet space is communicated with the outlet of the main body.
5. The variable-circulation multi-directional-flow high-efficiency mixing reaction device according to claim 4,
the water outlet of the first water collecting pipe is communicated with the outlet of the main body.
6. The variable circulation multi-directional flow high efficiency mixing reaction device according to claim 5,
the first water collecting pipes comprise two water collecting pipes which are symmetrically arranged at two sides of the second guide plate, and water outlets of the two first water collecting pipes are communicated with an outlet of the main body through a pipeline after confluence.
7. The variable-circulation multi-directional-flow high-efficiency mixing reaction device according to claim 4,
the water outlet space is internally provided with a baffle which is arranged along the circumferential direction of the sleeve, water passing structures are arranged between the baffle and the inner wall of the second guide plate and between the baffle and the outer wall of the sleeve, and the water passing structures are suitable for communicating the water outlet space and the outlet of the main body.
8. The variable-circulation multi-directional-flow high-efficiency mixing reaction device according to claim 7,
the water passing structure comprises one or more of perforations, gaps and tooth-shaped channels arranged on the plate surface of the baffle.
9. The variable circulation multi-directional flow high efficiency mixing reaction device according to claim 3,
the circulating guide structure comprises a circulating guide plate and a circulating guide cylinder;
the circulation guide plate is along the circumference setting of circulation draft tube, circulation draft tube is located the sleeve pipe with between the ascending stand pipe, the circulation guide plate warp first breach is outwards stretched out, the circulation guide plate with form first circulation passageway between the first breach, the circulation guide plate with form second circulation passageway between the first guide plate.
10. The variable circulation multi-directional flow high efficiency mixing reaction device according to claim 3,
the mixing device also comprises a first turbulent flow plate which is positioned in the mixing space and is arranged along the circumferential direction of the inner wall of the main body, the first turbulent flow plate is positioned above the water inlet of the first water passing channel, and the first water passing channel is formed among the first turbulent flow plate, the first guide plate and the inner wall of the main body.
11. The variable-circulation multi-directional-flow high-efficiency mixing reaction device according to claim 4,
the water body separation device also comprises a second turbulent flow plate which is positioned in the separation space, and the second turbulent flow plates are arranged on the inner wall of the main body and the outer wall of the second guide plate and are suitable for changing the flow direction and the flow speed of the water body in the separation space.
12. The variable-circulation multi-directional-flow high-efficiency mixing reaction device according to claim 4,
the device also comprises a second water collecting pipe;
a second gap is arranged between the first guide plate and the outer wall of the sleeve, so that the first water passing channel is communicated with the water outlet space;
the surface of the first guide plate is provided with a water outlet hole, a water inlet of the second water collecting pipe is connected with the water outlet hole, and a water outlet of the second water collecting pipe is communicated with an outlet of the main body.
13. The variable-circulation multi-directional-flow high-efficiency mixing reaction device as claimed in claim 2, further comprising a first dosing pipe and a second dosing pipe;
the medicine outlet of the first medicine adding pipe is positioned in a pipeline between the inlet of the main body and the spray pipe;
and the medicine outlet of the second medicine adding pipe is positioned at the water outlet of the spray pipe.
14. The variable-circulation multi-directional-flow high-efficiency mixing reaction device as claimed in claim 1, wherein the ratio of the axial sectional area of the ascending guide pipe to the axial sectional area of the mixing space is in the range of 0.01 to 0.05.
15. The variable-circulation multi-directional-flow high-efficiency mixing reaction device as claimed in claim 1, wherein the main body is provided with a top plate above the ascending guide pipes, and the water outlet ends of the ascending guide pipes are arranged towards the top plate of the main body.
16. The variable circulation multi-directional flow high efficiency mixing reactor according to claim 1, wherein the water outlet end of the ascending guide tube is divergent in the direction of flow of the body of water.
17. The variable-circulation multi-directional-flow high-efficiency mixing reaction device as claimed in claim 1, wherein the ascending guide pipe is provided with a plurality of through holes on the pipe wall of the water outlet end.
18. The variable-circulation multi-directional-flow high-efficiency mixing reaction device as claimed in claim 1, wherein the water outlet end of the ascending guide pipe is provided with a wing plate, and the wing plate is arranged at an acute angle with the side wall of the ascending guide pipe.
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