CN1916426A - Intelligent pump set matched to new sewage treatment facility - Google Patents
Intelligent pump set matched to new sewage treatment facility Download PDFInfo
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- CN1916426A CN1916426A CN 200610085789 CN200610085789A CN1916426A CN 1916426 A CN1916426 A CN 1916426A CN 200610085789 CN200610085789 CN 200610085789 CN 200610085789 A CN200610085789 A CN 200610085789A CN 1916426 A CN1916426 A CN 1916426A
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- sewage treatment
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Abstract
An intelligent pump set of waste water treatment plant in new type is prepared as using relevant software to control said pump set, setting pump body to be U form for avoiding siphon, setting rotary stop pressurizing ring for preventing water from rotation to decrease flow rate of media for making gas-liquid be separated sufficiently, setting return unit between pollution discharge port connected through to pump liquid storage chamber and outlet connected through to pump gas-liquid separation chamber to return water back to said liquid storage chamber for raising self suction effect.
Description
Technical field
The present invention relates to the supporting intelligent pump group of a kind of novel sewage treatment unit, be used for sewage treatment process, belong to sewage treatment pumping technology field.
Background technique
In sewage treatment process, pumping installations is crucial equipment, is used for the sewage medium transport to designated treatment or reaction tank.At present the pumping installations that adopts in the sewage treatment process has: band tear mechanism proof submersible sand discharging pump, major axis pump or liquid down blow pump, with the matching used general horizontal sewage pump of vacuum pump, self-priming pollution discharge pump etc.The defective of these device application characteristics and existence is as follows:
1) band is torn the proof submersible sand discharging pump of mechanism, this device is for slipping into the pump product in the sewage medium, can in the sewage medium easily long fibre medium, group's flocculent substance such as the plastic tape (bag, bottle) pulverized of cutting, grass bits, silk, rope etc. cut off and pulverize, thereby avoided the blocking phenomenon of medium.Submersible pump need slip in sewage could proper functioning, and its supporting motor is necessary for submersible motor, complex structure, particularly in having corrosive sewage medium, require more strict, the user cost height.Maintenance need attach together to put pump is hung on the ground by lotus root when device broke down.
2), major axis pump or liquid down blow pump, major axis pump or liquid down blow pump are by one or more long axle pump to be connected with motor.The pump subduction is in sewage medium inside, and motor is installed on the ground, thereby motor drives pump rotation carrying out work when rotating.Because for one or more slender axles connect, reliability is poor between pump and the motor.Need when breaking down pump is drawn up to the one-level one-level from bilge well, operation is extremely inconvenient, and certain danger is arranged.
3), general horizontal sewage pump and the supporting use of vacuum pump, during vacuum pump work, the sewage medium especially has corrosive sewage medium and enters vacuum pump, causes the vacuum pump can't proper functioning.Can cause can't be not closed for the sewage medium when not adopting vacuum pump that bottom valve is installed, cisco unity malfunction.
4), the self-priming pollution discharge pump, use on the ground, the sewage in the bilge well can be drawn up the reaction tank of delivering to appointment.But media such as sewage medium-height grass bits, paper pulp, plastic bag easily make pump stop up, and can't normally move.
Our company is for adapting to the needs of sewage treatment, researched and developed vertical disintegratable self-suction dredge pump, and applied for patent of invention in February, 2005, application number is 200510037755.X, the main points of this technological scheme are that impeller is the full-open type structure, establish solid stator in the pump housing of impeller periphery, on preceding abrasion-proof backing block of fixing on the pump housing before the impeller and the back backplate behind the impeller cutting slot are set, pump housing outlet port is provided with exhaust steam valve, and the suction port of the pump housing is provided with solenoid valve.This technological scheme has increased the passing capacity of pump, improved energy efficiency, full-open type impeller and stator combination, effectively balance axial force and radial force, topping machanism is set in the pump housing, can pulverize blocky-shaped particle and long fibre material effectively, portion is provided with exhaust steam valve at delivery side of pump, the gas that can be after opening exhaust steam valve produces during with vapor-liquid separation is discharged, and at the suction port of the pump housing solenoid valve is set, when pump quits work, solenoid valve is opened, Pump Suction Nozzle enters air, can prevent the effect because of siphon, and the water in the pump housing is exhausted.The deficiency of this technological scheme is that steam-water separation effect is also not ideal, but also does not have intelligent control.
Summary of the invention:
The purpose of this invention is to provide the supporting crucial pump group of a kind of novel sewage treatment unit solve existing pumping installations, especially application number for the 200510037755.X vertical disintegratable self-suction dredge pump remain steam-water separation effect also not ideal, and do not have the deficiency of intelligent control, realize integrating interlocking motion, operation monitoring and the automatic warning function of pumping, self-priming, foreign matter cutting pulverizing, anti-siphon, system.
The objective of the invention is to be achieved through the following technical solutions, the supporting intelligent pump group of a kind of novel sewage treatment unit, described intelligent pump group comprises the pump housing, in the pump housing perpendicular to level to the rotating shaft with mechanical seal, the rotating shaft underpart connects solid impeller, pump housing upside connects solid motor hitch, the motor of fixing on the motor hitch, the rotating shaft upper end portion is connected with the axle of motor in the motor hitch after passing support in the pump housing, establish solid stator in the pump housing of impeller periphery, adopt open type impeller and stator combination in the pump housing, on preceding abrasion-proof backing block of fixing on the pump housing before the impeller and the back abrasion-proof backing block behind the impeller cutting slot is set, pump housing outlet port is provided with exhaust steam valve, the suction port of the pump housing is provided with solenoid valve, it is characterized in that described intelligent pump group also comprises the PLC intelligent control system of setting, the PLC intelligent control system is connected with each signal acquisition point of pump and the test element of pump work place signal acquisition point through lead; The described pump housing of suction port and export department that comprises takes the shape of the letter U, the sewage draining exit that communicates with liquid storage room in the pump housing and with export department that gas-liquid separation chamber in the pump housing communicates between be provided with the reflux that communicates with sewage draining exit, export department, the top of stator is provided with stator and connects the solid supercharging ring that only revolves.
Working procedure of the present invention is: during first start, earlier will fill water in the pump case liquid storage room, restart motor, the impeller rotation, the water pump of liquid storage room is delivered to gas-liquid separation chamber, obtain sufficient gas-liquid separation owing to water flow velocity is slack-off, the water after gas-liquid separation is got back to liquid storage room by reflux and is participated in air-water separation again.And so forth, the gas in suction line drains and has been full of liquid, and pump enters normal state, carries out the conveying of sewage medium.During gas-liquid separation, the gas of separating is discharged automatically by outlet valve.When pump stops, the outlet check valve is closed, anti-siphon solenoid valve outage valve open, and suction line is communicated with atmosphere, form the damage that vacuum causes pump and pipe-line system when having avoided the generation of siphonage and siphon, also avoided the water amount in the pump housing to reduce to make pump to lose the function of self-priming suddenly.When pump starts once more, anti-siphon solenoid valve energising valve closing, the sealing of pump suction pipe road, this moment, pump relied on the ponding in the pump housing to realize the self-priming process, promptly aforesaid air-water separation process, and enter normal working.
The present invention is the improvement on existing vertical disintegratable self-suction dredge pump architecture basics, the PLC intelligent control system of improved vertical disintegratable self-suction dredge pump and setting is combined, under the support of related software, can control the operation of pump group, motion of the interlocking of each actuator and running medium concentration in pump group and the pumping plant, solid matter that can't cut in the medium such as stone, steel wire etc., liquid level position in the cesspool, gas content and states such as sliding bearing and between centers gap are monitored in the pump housing, occur reporting to the police when unusual, so that carry out removal of obstacle in time; By pump housing design is taken the shape of the letter U, make the pump body structure compactness, the efficient height can be prevented siphon, self-priming performance is good; By only revolving the supercharging ring in the setting of the top of stator, help the rotation of anti-sealing, improve pump operation efficient, reduced the flow velocity of medium simultaneously, vapour-liquid is separated fully; By the sewage draining exit that communicates with liquid storage room in the pump housing and with export department that gas-liquid separation chamber in the pump housing communicates between reflux is set, the water after vapor-liquid separation is got back to the pump liquid storage room by reflux valve, strengthens the self-priming effect.
The present invention has improved the vapor-liquid separation effect effectively, and tear the key technology of the efficient pulp pump of the proof submersible sand discharging pump of mechanism, stator formula self-priming pollution discharge pump, open type impeller by optionally having drawn band, realized that pumping, exhaust (self-priming), cutting and intelligent control are in one, pump need not slip into medium inside or adopt the mode of pouring in down a chimney can carry out the realization of pumping, cutting and pulverizing, degassing function, more domestic existing vertical nothing is stopped up nothing leakage automatic control self-priming pump efficient and has been improved 3-8%, its match power has reduced a grade basically, and peak rate of flow can reach 2400m
3/ h, the most high-lift 115m that reaches.General sewage transport is carried out in decapacitation, can also contain that the chemical sewage medium of corrosion composition and granularity are big, the conveying of the serious sewage medium of the degree of wear, the present invention in certain field and under the use occasion alternative band tear proof submersible sand discharging pump, the stator formula self-priming pollution discharge pump of mechanism, the efficient pulp pump of open type impeller
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 be among Fig. 1 A to structural representation;
Fig. 3 ends to revolve supercharging ring partial structurtes schematic representation for the present invention;
Fig. 4 is PLC intelligent control system measuring control point block diagram among the present invention;
Among the figure, 1 motor, 2 coupling, 3 motor hitch, 4 outside framework oil seals, 5 sub-propellers, 6 pump covers, 7 gas-liquid separation chamber, ring is only revolved in 8 superchargings, 9 stators, 10 refluxes, 11 sewage draining exits, 12 pump housings, 13 preceding wear-resisting lining (band cuts off groove), 14 impellers, 15 back wear-resisting lining (band cut-out groove, 16 liquid storage rooms, 17 submerged bearings (lining abrasive rubber), 18 outlet valves, 19 anti-siphon solenoid valves, 20,21 intelligent control systems, 22 annulus, 23 blades.
Embodiment:
Further specify the present invention in conjunction with the accompanying drawings and embodiments, the present invention includes pump-unit and PLC intelligent control system two large divisions, pump-unit comprises motor 1, motor hitch 3, anti-siphon solenoid valve 19, support, stator 9, impeller 14, preceding abrasion-proof backing block 13, back abrasion-proof backing block 15, the pump housing 12, escape valve 18, axle 20, fixture block, Electricity Federation and axle connection; The upper end of the pump housing 12 connects solid motor hitch 3, motor hitch 3 fixed motors 1, pass axle 20 in the pump housing 12 inner supports, the lower end of axle 20 connects impeller 14 admittedly, the pump housing 12 inwalls of impeller 14 front ends connect solid preceding abrasion-proof backing block 13, Lian Gu adopts the hole to connect and locking device, the front end of the support behind the impeller 14 connects solid back abrasion-proof backing block 15, on preceding abrasion-proof backing block 13, the back abrasion-proof backing block 15 cutting slot is set, during impeller 14 rotations, the cutting slot interaction crushing medium on the front and rear cover plate sharp edge of blade and preceding abrasion-proof backing block 13, the back abrasion-proof backing block 15; Impeller 14 designs have submerged bearing; Be with stator 9 outside the impeller 14, stator 9 is fixed on the pump housing 12 inwalls of impeller 14 front ends; After support was passed in the upper end of axle 20, the beam warp coupling 2 with motor 1 in motor hitch 3 connected admittedly, and coupling is made of fixture block, packing ring, bolt, Electricity Federation, axle connection and key, the Electricity Federation combines for seam with the axle connection, connect admittedly through bolt, connect reliably, reached the effect of straight connection type; Connect solid sub-propeller dynamic seal parts on the axle 20 between support and the motor hitch 3; The outlet port of the pump housing 12 is provided with outlet valve 18, during the solid dielectric cutting, can produce a large amount of bubbles, when gas gathers when abundant, pump duty lift bust, pump will be carried out the self-priming exhaust process this moment, outlet valve 18 is opened automatically, and after gas was drained, pump normally moved; The suction port of the pump housing 12 is provided with anti-siphon solenoid valve 19.
The PLC intelligent control system of setting of the present invention can carry out the cesspool liquid level, the cesspool concentration of wastewater, sewage pump group in the sewage pumping station, stirrer, dilution pumps, the interlocked control of electric gate valve operation, the pump group is reflux valve when suction and discharge and operation, outlet valve moves automatically, the flow lift of pump group is measured, hard-to-break easily causes the solid matter such as the stone of pump seizure in the sewage medium, steel wire etc., axle, the control of vital parts such as impeller wearing and tearing, flow lift is measured, hard-to-break easily causes the solid matter such as the stone of pump seizure in the sewage medium, steel wire etc., axle, the control of vital parts such as impeller wearing and tearing, the control of outlet exhaust steam valve, electric motor starting control, the PLC intelligent control system can adopt prior art and existing Related product, by the flow that comprises that is provided with, the lift pressure gauge, flowmeter is measured, and passes through pressure transducer, differential pressure transducer is connected with PLC.General electric control equipment is adopted in electric motor starting control, adds the PLC controller, realizes the automation of operation.When occur can't cutting object twining, during stuck phenomenon, current of electric can strengthen, the PLC system can report to the police autostop automatically.Abnormal vibrations can appear in the pump shaft wearing and tearing, imports signal into the PLC controller by vibroscope, thereby reports to the police automatically.When unit operation was in exhaust or impeller heavy wear, flow can or equal zero less than the flow of stipulating, control system can be reported to the police automatically, and opens outlet valve automatically.
The pump housing 12 designs that the present invention will have suction port and export department take the shape of the letter U, the sewage draining exit 11 that communicates with liquid storage rooms 16 in the pump housing 12 and with export department that gas-liquid separation chamber 7 in the pump housing 12 communicate between be provided with the reflux 10 that communicates with sewage draining exit 11, export department, reflux 10 is made of the interior ball valve in connecting tube and the connecting tube; The pump housing 12 inner chamber highest points are lower than pump housing outlet, suction port highest point; The streamline arc surface front shroud of impeller 14, streamline arc surface back shroud and forward and backward abrasion-proof backing block 13,15 have the gap of 0.45-0.55mm, when having materials such as machinable solid such as grass bits, plastic tape in the medium, the cutting pair that is provided with in the device can cut automatically, avoided the obstruction of medium, influence the normal operation of pump, the cutting slot on the forward and backward abrasion-proof backing block 13,15 has promptly played the effect of vapor-liquid separation muscle; The blade of impeller 14 adopts twisted blade, and its outlet laying angle is 40-50 °.
Claims (7)
1, the supporting intelligent pump group of a kind of novel sewage treatment unit, described intelligent pump group comprises the pump housing, in the pump housing perpendicular to level to the rotating shaft with mechanical seal, the rotating shaft underpart connects solid impeller, pump housing upside connects solid motor hitch, the motor of fixing on the motor hitch, the rotating shaft upper end portion is connected with the axle of motor in the motor hitch after passing support in the pump housing, establish solid stator in the pump housing of impeller periphery, adopt open type impeller and stator combination in the pump housing, on preceding abrasion-proof backing block of fixing on the pump housing before the impeller and the back abrasion-proof backing block behind the impeller cutting slot is set, pump housing outlet port is provided with exhaust steam valve, the suction port of the pump housing is provided with solenoid valve, it is characterized in that described intelligent pump group also comprises the PLC intelligent control system of setting, the PLC intelligent control system is connected with each signal acquisition point of pump and the test element of pump work place signal acquisition point through lead; The described pump housing of suction port and export department that comprises takes the shape of the letter U, the sewage draining exit that communicates with liquid storage room in the pump housing and with export department that gas-liquid separation chamber in the pump housing communicates between be provided with the reflux that communicates with sewage draining exit, export department, the top of stator is provided with stator and connects the solid supercharging ring that only revolves.
2, the supporting intelligent pump group of novel sewage treatment unit according to claim 1, it is characterized in that PLC intelligent control system element test cesspool liquid level after tested, the cesspool concentration of wastewater, flow lift is measured, hard-to-break easily causes solid matter such as stone, the steel wire etc. of pump seizure in the sewage medium, the control of vital parts such as axle, impeller wearing and tearing, the control of outlet exhaust steam valve, electric motor starting control; Comprise the pressure transducer, the differential pressure transducer that are arranged on pump housing export department, control the control gear of electric motor starting, be arranged on the vibroscope of pump shaft portion.
3, the supporting intelligent pump group of novel sewage treatment unit according to claim 1 is characterized in that reflux is made of the ball valve in connecting tube and the connecting tube.
4, the supporting intelligent pump group of novel sewage treatment unit according to claim 1 is characterized in that only revolving the supercharging ring and connects the solid L shaped blade that is down by annulus and annulus outside four direction and constitute.
5, the supporting intelligent pump group of novel sewage treatment unit according to claim 1, streamline arc surface front shroud, streamline arc surface back shroud and the forward and backward abrasion-proof backing block that it is characterized in that impeller has the gap of 0.45-0.55mm.
6, the supporting intelligent pump group of novel sewage treatment unit according to claim 1 is characterized in that blade adopts twisted blade, and its outlet laying angle is 40 °-50 °.
7, the supporting intelligent pump group of novel sewage treatment unit according to claim 1 is characterized in that pump housing inner chamber highest point is lower than pump housing outlet, suction port highest point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610085789 CN1916426A (en) | 2006-07-03 | 2006-07-03 | Intelligent pump set matched to new sewage treatment facility |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610085789 CN1916426A (en) | 2006-07-03 | 2006-07-03 | Intelligent pump set matched to new sewage treatment facility |
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| Publication Number | Publication Date |
|---|---|
| CN1916426A true CN1916426A (en) | 2007-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200610085789 Pending CN1916426A (en) | 2006-07-03 | 2006-07-03 | Intelligent pump set matched to new sewage treatment facility |
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| CN (1) | CN1916426A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102179098A (en) * | 2011-03-04 | 2011-09-14 | 江苏迎浪科技集团有限公司 | Novel sewage pumping station |
| CN102840140A (en) * | 2012-08-16 | 2012-12-26 | 合肥通用机械研究院 | Outer ring type efficient starting system for self-priming pump and starting method thereof |
| CN102966570A (en) * | 2012-11-07 | 2013-03-13 | 无锡惠山泵业有限公司 | Speed regulation water pump |
| CN106050687A (en) * | 2016-08-09 | 2016-10-26 | 万毅 | Abrasion characteristic analysis and optimization method for impeller type water pump |
| CN106704201A (en) * | 2016-12-29 | 2017-05-24 | 重庆星格泵业集团有限公司 | Sewage pump |
| CN106762681A (en) * | 2016-11-25 | 2017-05-31 | 武汉船用机械有限责任公司 | A kind of low temperature immersed pump |
| CN106907327A (en) * | 2017-04-26 | 2017-06-30 | 佛山市肯富来工业泵有限公司 | The method that the dredge pump anti-block system and control unit of pumping plant control cutting part |
| CN107806418A (en) * | 2016-09-08 | 2018-03-16 | 沈阳鼓风机集团申蓝机械有限公司 | Marine vertical internal-mixing self priming pump |
| CN112922854A (en) * | 2021-02-09 | 2021-06-08 | 刘玉连 | Submersible sewage pump |
| CN113650728A (en) * | 2021-08-11 | 2021-11-16 | 中船澄西船舶修造有限公司 | Chemical oil tanker deck residual liquid system |
-
2006
- 2006-07-03 CN CN 200610085789 patent/CN1916426A/en active Pending
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102179098A (en) * | 2011-03-04 | 2011-09-14 | 江苏迎浪科技集团有限公司 | Novel sewage pumping station |
| CN102840140A (en) * | 2012-08-16 | 2012-12-26 | 合肥通用机械研究院 | Outer ring type efficient starting system for self-priming pump and starting method thereof |
| CN102840140B (en) * | 2012-08-16 | 2015-04-29 | 合肥通用机械研究院 | Starting method of outer ring type efficient starting system for self-priming pump |
| CN102966570A (en) * | 2012-11-07 | 2013-03-13 | 无锡惠山泵业有限公司 | Speed regulation water pump |
| CN106050687A (en) * | 2016-08-09 | 2016-10-26 | 万毅 | Abrasion characteristic analysis and optimization method for impeller type water pump |
| CN106050687B (en) * | 2016-08-09 | 2020-06-26 | 温州大学 | Impeller type water pump abrasion characteristic analysis and optimization method |
| CN107806418A (en) * | 2016-09-08 | 2018-03-16 | 沈阳鼓风机集团申蓝机械有限公司 | Marine vertical internal-mixing self priming pump |
| CN106762681A (en) * | 2016-11-25 | 2017-05-31 | 武汉船用机械有限责任公司 | A kind of low temperature immersed pump |
| CN106762681B (en) * | 2016-11-25 | 2018-07-06 | 武汉船用机械有限责任公司 | A kind of low temperature immersed pump |
| CN106704201A (en) * | 2016-12-29 | 2017-05-24 | 重庆星格泵业集团有限公司 | Sewage pump |
| CN106907327A (en) * | 2017-04-26 | 2017-06-30 | 佛山市肯富来工业泵有限公司 | The method that the dredge pump anti-block system and control unit of pumping plant control cutting part |
| CN112922854A (en) * | 2021-02-09 | 2021-06-08 | 刘玉连 | Submersible sewage pump |
| CN112922854B (en) * | 2021-02-09 | 2023-07-04 | 海南哈勃新能源技术合伙企业(有限合伙) | Submersible sewage pump |
| CN113650728A (en) * | 2021-08-11 | 2021-11-16 | 中船澄西船舶修造有限公司 | Chemical oil tanker deck residual liquid system |
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