CN104986852A - Jet type plug flow system - Google Patents
Jet type plug flow system Download PDFInfo
- Publication number
- CN104986852A CN104986852A CN201510445735.XA CN201510445735A CN104986852A CN 104986852 A CN104986852 A CN 104986852A CN 201510445735 A CN201510445735 A CN 201510445735A CN 104986852 A CN104986852 A CN 104986852A
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- water
- flow
- plug
- pipeline
- water flow
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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
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- Jet Pumps And Other Pumps (AREA)
Abstract
The invention discloses a jet type plug flow system. The jet type plug flow system comprises a water flow extracting sub system and a water flow spraying sub system, wherein the water flow extracting sub system is placed on land, and a water inlet end of the water flow extracting sub system is connected with a water flow runner; the water flow spraying sub system is placed in the water flow runner and is connected with a water outlet tube by a 90-degree bent tube; and the water outlet tube is connected with a water outlet end of the water flow extracting sub system; the water flow extracting sub system comprises an operating water extracting pipeline and a standby water extracting pipeline which are connected in parallel; each water extracting pipeline comprises a front maintenance isolating valve, a filter, a plug flow pump, a check valve, a rear maintenance isolating valve and a water outlet tube, which are connected in sequence; the water flow spraying sub system comprises a water supply tube, a water inlet end of which is connected with the water outlet tube; and the plug flow spray nozzle comprises a water flow diffusion speed reducer and a bluff body diffuser which are fixedly connected by a connecting assembly, wherein the water flow diffusion speed reducer is connected with the water outlet end of the water supply tube. According to the jet type plug flow system disclosed by the invention, the equipment is mature, simple, low in overall manufacturing cost and high in system reliability; and no moving part exists among submerged parts, so that the system fault rate is low, and online maintenance is realized.
Description
Technical field
The present invention relates to water-treatment technology field, be specifically related to a kind of jetting type plug-flow system.
Background technology
In sewage treatment process, impeller is widely used in plug-flow, the stirring of oxidation ditch and all kinds of biochemistry pool, also can be used for river antifreeze simultaneously, landscape water circulation etc., large-area plug-flow effect can be produced, to increase water body flow at the bottom of pond, prevent sludgd deposition, the waterpower in eliminative reaction device and biological dead band.Existing vane type impeller, complete engine set installation is below liquid level, and equipment exists many potential safety hazards: first, and equipment is placed in the corrodibility sewage of flowing, insulation, the sealing class requirement of its electrical system are all very high, and often because the corrosion of sewage causes failure of insulation; Secondly, under the rotatable parts of equipment are positioned at liquid, the impact of the character that is all subject to the work-ing life of its lubrication and protection disposing of sewage.But equipment is once the just necessary off-line maintenance that breaks down, and impeller is lifted out liquid level and overhauls, therefore during overhaul of the equipments, the operation of Sewage treatment systems will be affected.Because the wheeled impeller complete engine set installation of conventional leaf is below liquid level, therefore the failure rate of equipment is higher, and apparatus expensive, increases economic expense.
Summary of the invention
For solving the problem, the invention provides a kind of jetting type plug-flow system, to reach, electric part in system and moisture being left, avoiding current to the destruction of system, during maintenance, also normally can carry out the object of plug-flow simultaneously.
To achieve these goals, the invention provides a kind of jetting type plug-flow system, comprising:
Current extract subsystem, and its feed-water end is connected with water flow passage by water inlet pipe; Water flow jet subsystem, be placed in described water flow passage, the water side that its rising pipe extracts subsystem with described current is connected;
Described current extract subsystem, and to be a fortune one to draw water pipeline for two identical parallel connections, and one of them to draw water pipeline for operation, and another is the pipeline that draws water for subsequent use, and the pipeline that draws water described in each comprises:
Preposition maintenance separation valve door, its one end is connected with described water inlet pipe, the other end is connected by pipe-and-filter, described strainer is connected with the water-in of plug-flow pump by described pipeline, described plug-flow is pumped the mouth of a river and is connected with reverse checkvalve by described pipeline, described reverse checkvalve is connected with rearmounted maintenance separation valve door, and described rearmounted maintenance separation valve door is connected with described rising pipe;
Described water flow jet subsystem comprises:
Water-supply pipe, its feed-water end is connected with described rising pipe by one 90 degree of bend pipes;
Plug-flow nozzle, comprises current diffusion speed reduction unit and bluff body scatterer, and both are fixedly connected with at least two pieces of stiffening plates by web member, at least two pieces of back up pads, and the upper end of described web member is provided with taper plug;
Described current diffusion speed reduction unit is connected with the water side of described water-supply pipe.
Wherein, described current diffusion speed reduction unit is that a concentric reducer b is connected with jet pipe, and described web member top is fixedly connected with the side of described back up pad, and the opposite side of described back up pad is fixedly connected with the inwall of described jet pipe.
Wherein, the inside of described bluff body scatterer is inserted in described web member bottom, and described web member is fixedly connected with the side of described stiffening plate, and the opposite side of described stiffening plate is fixedly connected with the inwall of described bluff body scatterer.
Wherein, the diameter of described web member is identical with described bluff body scatterer upper end open diameter.
Wherein, described strainer two ends are connected with described seal for pipe joints, and its inside is provided with filtering net.
Wherein, the two ends of described plug-flow pump are respectively connected with described pipeline by a concentric reducer a.
Wherein, described plug-flow nozzle at least installs one in same described water flow passage cross section.
Compared with prior art, beneficial effect of the present invention is: be placed on outside water channel because current extract subsystem, and not by water mitigation, the work-ing life therefore making current extract subsystem extends, and adopts common water pump as plug-flow pump, saves financial expenditure.Arrange operation to draw water pipeline and the pipeline that draws water for subsequent use, make operation draw water pipeline in the process of maintenance, the pipeline that draws water for subsequent use is opened and is run, and plug-flow system is normally carried out, and installs reverse checkvalve, prevents aqueous reflux.By plug-flow nozzle, the pressure working medium that plug-flow pump exports is carried out " deceleration diffusion, expansion injection angle ", utilize the Involving velocity of jet to promote the fluid in sewage runner, and plug-flow nozzle can arrange multiple, use more flexible, plug-flow better effects if.
Accompanying drawing explanation
Fig. 1 is the structural representation of jet plug-flow system in the present invention;
Fig. 2 is the structural representation of the sewage injection subsystem in the present invention;
Fig. 3 is the A-A sectional bottom view in Fig. 2;
Fig. 4 is the B direction view of the bluff body diffuser portion in Fig. 2.
Fig. 5 is sewage injection subsystem installation site of the present invention schematic diagram.
Description of reference numerals:
01-current extract subsystem 02-water flow jet subsystem 1-water flow passage 2-water inlet pipe
3-preposition maintenance separation valve door 4-strainer 5-plug-flow pump 6-reverse checkvalve
7-rearmounted maintenance separation valve door 8-rising pipe 10-water-supply pipe 12-jet pipe
13-bluff body scatterer 14-web member 15-back up pad 16-stiffening plate
A-concentric reducer b-concentric reducer
Embodiment
Also by reference to the accompanying drawings the present invention is described in further detail below by specific embodiment.
Jet plug-flow system in the present invention comprises current and extracts subsystem 01, and its feed-water end is connected with water flow passage by water inlet pipe; Water flow jet subsystem 02, is placed in water flow passage, and the water side extracting subsystem 01 by rising pipe 8 and current is connected.As shown in Figure 1, it is the structural representation of jet plug-flow system in the present invention, arrow in figure represents the flow direction of plug-flow water, as seen from the figure, described current extract subsystem 01, and to be a fortune one to draw water pipeline for two identical parallel connections, one of them to draw water pipeline for operation, another is the pipeline that draws water for subsequent use, two pipelines are set up in parallel, each pipeline that draws water includes: preposition maintenance separation valve door 3, its one end is connected with water inlet pipe, the other end is connected by pipe-and-filter 4, strainer 4 is connected with plug-flow pump 5 water-in by pipeline, plug-flow pump 5 water outlet is connected with reverse checkvalve 6 by pipeline, reverse checkvalve 6 is connected with rearmounted maintenance separation valve door 7, rearmounted maintenance separation valve door 7 is connected with rising pipe 8.Preposition maintenance separation valve door 3 is all used for isolating current during overhaul of the equipments with rearmounted maintenance separation valve door 7, strainer 4 two ends are connected with seal for pipe joints, its inside is provided with filtering net, current can be filtered, mud or the use of other impurity to plug-flow pump 5 is avoided to impact, common water pump selected by plug-flow pump 5, its flow and pressure head are determined by the plug-flow intensity of the sectional area of water flow passage, the depth of water and expection, because the both ends open diameter of plug-flow pump 5 may be different from pipe diameter, therefore can be connected with pipeline by two concentric reducer a.Plug-flow pump 5 provides power, for the water run in pipeline carries out raising speed, boosts the power that obtains needed for plug-flow.Reverse checkvalve 6 is also called check valve, and it allows current to flow to outlet from import, makes current can not countercurrent flow, ensure that the operating safety of system.
As shown in Figure 2, it is the structural representation of water flow jet subsystem in the present invention, and as we know from the figure, water flow jet subsystem 02 comprises: water-supply pipe 10 and plug-flow nozzle.Plug-flow nozzle comprises current diffusion speed reduction unit and bluff body scatterer 13, and both are fixedly connected with by tie-in module, and current diffusion speed reduction unit is connected with the water side of described water-supply pipe 10.Tie-in module comprises a web member 14, at least two pieces of back up pads 15 and at least two pieces of stiffening plates 16, and in the present embodiment, back up pad 15 and stiffening plate 16 adopt four pieces respectively.Current diffusion speed reduction unit comprises a concentric reducer b and jet pipe 12, and both are fixedly connected with, and concentric reducer b makes the cross-sectional area of current become large gradually, reduces flow velocity.Web member 14 upper vertical is inserted in jet pipe 12, and as shown in Figure 3, it is the A-A sectional bottom view in Fig. 2, and as seen from the figure, web member 14 top is fixedly connected with the side of back up pad 15, and the opposite side of back up pad 15 is fixedly connected with the inwall of described jet pipe 12.Because jet pipe 12 is cylindrical, so back up pad 15 is for having the plate of two limits geometrical shape parallel to each other, rectangular supporting board 15 is adopted in the present embodiment, achieve being fixedly connected with of web member 14 and jet pipe 12, because back up pad 15 is fixedly connected with jet pipe 12 inwall, improve the anti-pressure ability of jet pipe 12 pairs of current.Bluff body scatterer 13 is upside down funnel shape, its upper end has a circular open, it is inner that the lower end of web member 14 enters bluff body scatterer 13 through the circular open of this upper end, as shown in Figure 4, it is the B direction view of the bluff body diffuser portion in Fig. 2, as can be known from Fig. 4, web member 14 bottom is fixedly connected with the side of stiffening plate 16, the opposite side of stiffening plate 16 is fixedly connected with the inwall of bluff body scatterer 13, achieve being fixedly connected with of web member 14 and bluff body scatterer 13, because bluff body scatterer 13 is upside down funnel shape, so stiffening plate 16 has the geometrical shape that two straight flanges intersect, it is triangular reinforcing plate 16 in the present embodiment.Being fixedly connected with herein can be welding or other modes that can be fixedly connected with, and web member 14 can be union lever or pipe connecting, the equal diameters of its diameter and bluff body scatterer 13 upper end circular open, namely web member 14 is just by this circular open, with the inside avoiding current to flow into bluff body scatterer 13.By above-mentioned connection, achieve the connection of current diffusion speed reduction unit and bluff body scatterer 13.In the present embodiment, web member 14 adopts pipe connecting, arranges a taper plug in the upper end of pipe connecting, is used for upper port to seal, and current can not be flowed out in pipe connecting.When web member 14 uses union lever, its upper end also can arrange a taper plug, to reduce the disturbance of web member 14 pairs of current, makes current carry out plug-flow smoothly.
As shown in Figure 5, it is water flow jet subsystem installation site of the present invention schematic diagram, the direction being oriented water flow of plug-flow nozzle, water-supply pipe 10 is connected with rising pipe 8 by 90 degree of bend pipes, this water flow jet subsystem 02 is as the select location in runner, one is at least arranged at same cross section of fluid channel, also can multiple installation arranged side by side.
The working process of jetting type plug-flow system of the present invention is as follows:
After current in water flow passage introduce plug-flow pump 5 by water inlet pipe, undertaken raising speed, boosting to obtain the power needed for final plug-flow by plug-flow pump 5, then pressure water enters rising pipe 8, plug-flow nozzle is entered by rising pipe 8, pressure water is injected on the outer side wall of bluff body scatterer 13 by jet pipe 12, enter in water flow passage after expansion jet angle, the present invention utilizes the Involving velocity of jet to carry out plug-flow to current.
Jetting type plug-flow system in the present invention can not only be used in Sewage treatment systems, also can be used for that river is antifreeze, landscape water circulation etc.
Jetting type plug-flow system in the present invention utilizes plug-flow pump 5 to provide plug-flow power, and the current utilizing the Involving velocity of jet to promote in sprue advance, and in system, equipment is ripe, simple, and therefore overall cost is low, and system reliability is high; Liquid lower part is without movement parts, and therefore system failure rate is low; Power system is positioned at ground (beyond fluid), and maintenance is convenient; All electric systems are positioned at beyond fluid, therefore require low relative to former oar blade type impeller insulation level; System adopts two plug-flow pumps 5, therefore can realize on-bne repair.
These are only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. a jetting type plug-flow system, is characterized in that, comprising:
Current extract subsystem (01) and water flow jet subsystem (02), and both are connected by pipeline; Described current extract subsystem (01) and are placed in land, extract current by described pipeline in water flow passage, and by ejecting in described Cemented filling to the described water flow jet subsystem (02) be placed in described water flow passage;
The feed-water end that described current extract subsystem (01) is connected with water flow passage (1) by water inlet pipe (2); Water flow jet subsystem (02), the water side being extracted subsystem (01) by rising pipe (8) and described current is connected;
Described current extract subsystem (01), and to be a fortune one to draw water pipeline for two identical parallel connections, and one of them to draw water pipeline for operation, and another is the pipeline that draws water for subsequent use, and the pipeline that draws water described in each comprises:
Preposition maintenance separation valve door (3), its one end is connected with described water inlet pipe (2), the other end is connected by pipe-and-filter (4), described strainer (4) is connected by the water-in of described pipeline with plug-flow pump (5), described plug-flow pump (5) water outlet is connected with reverse checkvalve (6) by described pipeline, described reverse checkvalve (6) is connected with rearmounted maintenance separation valve door (7), and described rearmounted maintenance separation valve door (7) is connected with described rising pipe (8);
Described water flow jet subsystem (02) comprising:
Water-supply pipe (10), its feed-water end is connected with described rising pipe (8) by one 90 degree of bend pipes;
Plug-flow nozzle, comprise current diffusion speed reduction unit and bluff body scatterer (13), both are fixedly connected with at least two pieces of stiffening plates (16) by web member (14), at least two pieces of back up pads (15), and the upper end of described web member (14) is provided with taper plug;
Described current diffusion speed reduction unit is connected with the water side of described water-supply pipe (10).
2. jetting type plug-flow system according to claim 1, it is characterized in that, described current diffusion speed reduction unit is that diffusion deceleration concentric reducer (b) is connected with jet pipe (12), described web member (14) top is fixedly connected with the side of described back up pad (15), and the opposite side of described back up pad (15) is fixedly connected with the inwall of described jet pipe (12).
3. jetting type plug-flow system according to claim 2, it is characterized in that, the inside of described bluff body scatterer (13) is inserted in described web member (14) bottom, described web member (14) is fixedly connected with the side of described stiffening plate (16), and the opposite side of described stiffening plate (16) is fixedly connected with the inwall of described bluff body scatterer (13).
4. jetting type plug-flow system according to claim 3, is characterized in that, the diameter of described web member (14) is identical with described bluff body scatterer (13) upper end open diameter.
5. jetting type plug-flow system according to claim 1, is characterized in that, described strainer (4) two ends are connected with described seal for pipe joints, and its inside is provided with filtering net.
6. jetting type plug-flow system according to claim 1, is characterized in that, the two ends of described plug-flow pump (5) are respectively connected with described pipeline by a concentric reducer (a).
7. jetting type plug-flow system according to claim 1, is characterized in that, described plug-flow nozzle at least installs one in same described water flow passage (1) cross section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510445735.XA CN104986852B (en) | 2015-07-27 | 2015-07-27 | Jet type plug flow system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510445735.XA CN104986852B (en) | 2015-07-27 | 2015-07-27 | Jet type plug flow system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104986852A true CN104986852A (en) | 2015-10-21 |
| CN104986852B CN104986852B (en) | 2017-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510445735.XA Expired - Fee Related CN104986852B (en) | 2015-07-27 | 2015-07-27 | Jet type plug flow system |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108773904A (en) * | 2018-08-21 | 2018-11-09 | 苏州依斯倍环保装备科技有限公司 | Integrated small biochemical treatment apparatus |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4486171A (en) * | 1980-09-05 | 1984-12-04 | Feudor S.A. | Disposable gas lighter and device for filling same |
| US20050056588A1 (en) * | 2003-07-24 | 2005-03-17 | Petering John L. | Method and apparatus for the treatment of wastewater |
| CN101234820A (en) * | 2008-02-28 | 2008-08-06 | 同济大学 | Jet flow water distribution device and application thereof |
| CN202284154U (en) * | 2011-08-03 | 2012-06-27 | 江苏江华水处理设备有限公司 | Dissolved air floatation device |
| CN103408211A (en) * | 2013-08-30 | 2013-11-27 | 哈尔滨北方环保工程有限公司 | Stirrer for sludge anaerobic digester |
-
2015
- 2015-07-27 CN CN201510445735.XA patent/CN104986852B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4486171A (en) * | 1980-09-05 | 1984-12-04 | Feudor S.A. | Disposable gas lighter and device for filling same |
| US20050056588A1 (en) * | 2003-07-24 | 2005-03-17 | Petering John L. | Method and apparatus for the treatment of wastewater |
| CN101234820A (en) * | 2008-02-28 | 2008-08-06 | 同济大学 | Jet flow water distribution device and application thereof |
| CN202284154U (en) * | 2011-08-03 | 2012-06-27 | 江苏江华水处理设备有限公司 | Dissolved air floatation device |
| CN103408211A (en) * | 2013-08-30 | 2013-11-27 | 哈尔滨北方环保工程有限公司 | Stirrer for sludge anaerobic digester |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108773904A (en) * | 2018-08-21 | 2018-11-09 | 苏州依斯倍环保装备科技有限公司 | Integrated small biochemical treatment apparatus |
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| Publication number | Publication date |
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| CN104986852B (en) | 2017-01-11 |
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Granted publication date: 20170111 Termination date: 20190727 |