CN202248067U - Flexible intelligent control device for flow rate ratio for pressure-superposed frequency conversion pressurizing water supply tank and pipe network - Google Patents
Flexible intelligent control device for flow rate ratio for pressure-superposed frequency conversion pressurizing water supply tank and pipe network Download PDFInfo
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- CN202248067U CN202248067U CN2011203444650U CN201120344465U CN202248067U CN 202248067 U CN202248067 U CN 202248067U CN 2011203444650 U CN2011203444650 U CN 2011203444650U CN 201120344465 U CN201120344465 U CN 201120344465U CN 202248067 U CN202248067 U CN 202248067U
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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
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- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
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Abstract
The utility model discloses a flexible intelligent control device for flow rate ratio for a pressure-superposed frequency conversion pressurizing water supply tank and a pipe network. The device comprises a driving motor, a set of transmission mechanism, a valve core, two sets of flowmeters, a set of pipe adopting a Venturi structure, and a set of intelligent controller. The driving motor is mounted on the outer wall of the pipe, and drives the valve core to move forwards and backwards through the transmission mechanism, so as to realize flexible adjustment of the water supply flow rate of the urban pressure water pipe network; as the suction negative pressure changes with the changing of the flow rate of a jet nozzle, the water flow of the tank changes; the two sets of flowmeters are respectively mounted at the water inlet of the pressure water pipe network and the water inlet of the tank to monitor the conditions of flow rates at the two water inlets; when the flow rates at the two water inlets meet the requirements of the ratio, the adjustment is finished, so that the water in the tank can circulate timely at any time and the water supply requirements under different conditions are met; and the device has the advantages of simple and convenient structure, simplicity and convenience in adjustment, and high degree of automation, and is suitable to be widely popularized and used in urban water supply systems.
Description
Technical field
The utility model relates to a kind of supply equipment, particularly a kind of frequency conversion pressurized water supply water tank and pipe network flowrate proportioning flexible intelligent control device of laminating.
Background technology
In China, along with accelerating step by step of urbanization and increasing of highrise building, the range of application of secondary water-supply more and more widely.Mostly there are problems such as the water supply protection is not enough, hydraulic loss is big in existing most secondary water-supply equipment; Guaranteeing the circulation in good time regularly of balanced reservoir water; Aspects such as discharge monitoring in real time and proportioning as required all also lack perfect technique device; And country is improving constantly for the energy conservation standard of secondary water-supply equipment, the type of secondary water-supply equipment with use the region also constantly to propose new requirement.Based on the reason of this two aspect, many positive active and autonomous of enterprise or secondary water-supply equipment intelligent with colleges and universities, scientific research institutions' cooperation research and development, low energy consumption are to improve the own competitiveness of product in market.
The patent No. is the secondary water-supply device that discloses in 200720111035.8 the patent in a kind of tap water pipe network; Water reservoir and the air-pressure type constant-pressure water supply facilities that is connected water reservoir have been it is characterized in that comprising; Can, pressure of supply water utilize water reservoir to carry out pressure balance under being below or above the situation of demand pressure; Thereby realize the secondary constant pressure water supply, the problem that exists in this device is, though the soft utricule of water pressure resistance that water reservoir has adopted non-toxic plastic and reticular fibre hot melt to form; If but pipe network water supply meets the requirements for a long time; When need not to use water reservoir, water wherein can't obtain circulation effectively in good time, does not circulate and will inevitably cause bad influence to wherein storing water quality for a long time.
The patent No. is to disclose a kind of adjustable ratio ejector in 93241935.6 the patent; It is widely used in the fluidic device similar with its principle in the current jetting type supercharging water supply system; Solved ejector itself and can not control and regulate the problem that is inhaled into fluid that gets into the ejector mixing chamber, it is characterized in that being provided with water sealing slice, can regulate and control the amount that fluid gets into mixing chamber that is inhaled into through turning handle at the nozzle place; Thereby regulate the ratio between pipe network inflow and the water tank water intake amount arbitrarily; To satisfy different water demands, can realize the energy saving effect of jet pressurized water supply, but the problem that exists is here: lack the real-time monitoring and the automation of flow are regulated; Can not guarantee the regular circulation of tank water, all need at aspects such as promptness, automaticity and operating efficiencies further to improve.
The utility model content
The technical problem that the utility model solved is to provide a kind of frequency conversion pressurized water supply water tank and pipe network flowrate proportioning flexible intelligent control device of laminating simple in structure.
The technical solution that realizes the utility model purpose is: a kind of frequency conversion pressurized water supply water tank and pipe network flowrate proportioning flexible intelligent control device of laminating; Comprise brush DC drive motors, gear drive, first flow meter, second flow meter, Venturi tube structure pipe fitting, intelligent controller; First inlet of said Venturi tube structure pipe fitting is connected with the first flow meter; Second inlet of Venturi tube structure pipe fitting is connected with second flow meter through gear drive; The brush DC drive motors is connected with intelligent controller and is positioned at the outside of Venturi tube structure pipe fitting; This brush DC drive motors is worked under the control of intelligent controller, and the output shaft of said brush DC drive motors is connected with gear drive, the work of driven gear transmission mechanism; Said first flow meter is connected with intelligent controller respectively with second flow meter, and detected flow signal is transferred to intelligent controller.
The operating principle of the utility model is: brush DC drive motor drives first travelling gear, through second travelling gear and the 3rd travelling gear, drive the rotation of the 3rd power transmission shaft, and the 3rd power transmission shaft drives spool through the rectangle motion thread and seesaws.Along with spool to municipal tap water pipe network delivery port constantly near; The effective water-outlet area of above-mentioned delivery port diminishes; It is big that local pressure becomes; Thereby it is big or small to have increased the local decompression of aspirating tank water entering municipal network water supply, and the opposite direction motion then makes negative pressure reduce, and change first enters the mouth and the effect of the second inlet water flow thereby realization seesaws through spool.Intelligent controller is according to first inlet that collects and the second inlet real-time traffic data; Sending instruction drive motors drive spool seesaws; Change the flow situation of first water inlet and second water inlet; Regulate as required, realize flexible proportioning control, to satisfy the water requirements under the different period different situations to two inlet water flows.
The utility model compared with prior art, its remarkable advantage is: 1) can ensure that tank water obtains circulation regularly in good time, ensures water supply security through the flexible proportioning of tank water and pipe network inlet water flow is controlled; 2) this complete equipment can carry out the Flexible Control adjusting according to different urban water demands, has the energy-conservation effectiveness of highly significant; 3) adopt intelligent controller that valve core movement is controlled to adjust, intelligent and automaticity is greatly enhanced, and operating efficiency and control accuracy that secondary booster supplies water are significantly improved; 4) adopt equipment such as driving commonly used and transmission instruments such as dc brushless motor, gear, and flow meter, guarantee that whole system is simple in structure, cost is reasonable, is applicable to batch process.
Below in conjunction with accompanying drawing the utility model is described in further detail.
Description of drawings
Fig. 1 laminates frequency conversion pressurized water supply water tank and pipe network flowrate proportioning flexible intelligent control device general structure sketch map for the utility model.
Fig. 2 laminates frequency conversion pressurized water supply water tank and pipe network flowrate proportioning flexible intelligent control device drive system structure sketch map for the utility model.
Fig. 3 laminates frequency conversion pressurized water supply water tank and the working state figure of pipe network flowrate proportioning flexible intelligent control device in water system for the utility model.
The specific embodiment
In conjunction with Fig. 1; A kind of frequency conversion pressurized water supply water tank and pipe network flowrate proportioning flexible intelligent control device of laminating of the utility model; Comprise brush DC drive motors 4, gear drive 5, first flow meter 1, second flow meter 6, Venturi tube structure pipe fitting 2, intelligent controller 3; First inlet of said Venturi tube structure pipe fitting 2 is connected with first flow meter 1; Second inlet of Venturi tube structure pipe fitting 2 is connected with second flow meter 6 through gear drive 5, and brush DC drive motors 4 is connected with intelligent controller 3 and is positioned at the outside of Venturi tube structure pipe fitting 2, and this brush DC drive motors 4 is worked under the control of intelligent controller 3; The output shaft of said brush DC drive motors 4 is connected with gear drive 5; 5 work of driven gear transmission mechanism, said first flow meter 1 is connected with intelligent controller 3 respectively with second flow meter 6, and detected pressure signal is transferred to intelligent controller 3.
In conjunction with Fig. 2, said gear drive 5 comprises first travelling gear 16, second travelling gear 13, the 3rd travelling gear 8, first power transmission shaft 15, second power transmission shaft 13, the 3rd power transmission shaft 10, guide peg 20, spool 7, support 17, bearing 18; The ladder axle head that be installed on the support 17 on said three power transmission shafts, bearing 18 is installed in first power transmission shaft; One end of said first power transmission shaft 15 is connected with the output shaft of motor; Rotation under the driving of motor; The other end of this first power transmission shaft 15 first travelling gear 16 that is connected; This first travelling gear 16 is meshed with second travelling gear 13, and said second travelling gear 13 is meshed with the 3rd travelling gear 8 simultaneously, and above-mentioned second travelling gear 13, the 3rd travelling gear 8 are connected in respectively on second power transmission shaft 13, the 3rd power transmission shaft 10; The other end of said the 3rd power transmission shaft 10 is connected with spool 7 through the rectangle motion thread; This spool 7 is connected with guide peg 20, and said motor drives 10 rotations of the 3rd power transmission shaft through three travelling gears, and the 3rd power transmission shaft 10 finally drives spool 7 through the rectangle motion thread and seesaws.
The material of said gear drive 5, Venturi tube structure pipe fitting 2 is the 0Cr18Ni9 of foodstuff sanitation-stage (SUS304) stainless steel.
Below in conjunction with embodiment the utility model is done further detailed description:
A kind of frequency conversion pressurized water supply water tank and the pipe network flowrate proportioning flexible intelligent control device of laminating comprised brushless direct-current drive motors, the set of gears transmission mechanism of a 45W, 100rpm, motion spool, two cover flow meters, a cover Venturi tube structure pipe fitting, a cover intelligent flow proportioning controller.Two cover flow meters are monitored tank entry and ground, pipe network entrance data on flows respectively; And two groups of data-signals are transferred to the flowrate proportioning controller; Controller sends command adapted thereto according to preset flow rate proportioning value to drive motors, the driven by motor drive mechanism; The final valve core movement that drives; Realize Flow-rate adjustment, the data on flows that monitors until flow meter stops to regulate when satisfying ratio requirement, thereby realizes that the in good time circulation of different water requirements situation lower header water and the intelligence flexible of flowrate proportioning regulate.
In conjunction with Fig. 1, the said first flow meter 1 and second flow meter 6 are gathered tank entry and ground, pipe network entrance data on flows in order to monitoring respectively, and corresponding flow signal is transferred to controller 3; Controller 3 is fixed on the pipe fitting below; Mainly contain two groups of inputs; Be flow meter (1) and the tank entry and the flow signal of pipe network entrance and the flowrate proportioning desired signal of outside input that obtains detected in (6), output is mainly to the working signal of motor output 4 ~ 20mA, the practical implementation process be first flow meter 1 and second flow meter 6 with two groups of flow signal real-time Transmission to controller 3; Controller 3 is according to preset flow rate proportioning value; Send command adapted thereto to drive motors 4, driven by motor transmission mechanism 5 drives spool 7 motions; Until two groups of flow meters 1 and 6 acquisition monitorings to data on flows stop to regulate when satisfying ratio requirement, thereby realize the circulation in good time regularly of different water requirements situation lower header water and the intelligence flexible adjusting of discharge; In addition; Be designed to Venturi tube structure 2 in conjunction with Fig. 1 is visible in the device exit; After tank water and pipe network inlet water mixed through flexible proportioning, the mixing chamber of entering Venturi tube structure also ejected, and it has brought certain function of increasing pressure; This part pressure can be saved the work energy consumption of follow-up booster pump, thereby realizes energy-conserving action.
In conjunction with Fig. 2, laminate frequency conversion pressurized water supply water tank and pipe network flowrate proportioning flexible intelligent control device drive system structure and comprised and comprise first travelling gear 16, second travelling gear 13, the 3rd travelling gear 8, first power transmission shaft 15, second power transmission shaft 13, the 3rd power transmission shaft 10, guide peg 20, spool 7; Wherein all be connected through first check screw 14, second check screw 11, the 3rd check screw 9 respectively between first travelling gear 16, second travelling gear 13, the 3rd travelling gear 8 and first power transmission shaft 15, second power transmission shaft 13, the 3rd power transmission shaft 10; Also be connected between the motor output shaft and first power transmission shaft through the 4th check screw 19, thus the accuracy of assurance motion, and dc brushless motor 4 is according to the instruction tape moving gear transmission of controller 3; The 3rd power transmission shaft 10 1 ends stretch out; And the outside has the rectangle motion thread, and spool (7) inside has corresponding rectangle motion thread structure, and both cooperate installation; Principle according to lead screw transmission mechanism; Can drive spool (7) and on the 3rd power transmission shaft 10, do and seesaw, thereby realize the adjusting to the pipe network flow, spool support member 20 ensures the valve core movement position stabilities; Three power transmission shafts are installed on the support 17, have ensured the position stability of transmission mechanism.
In conjunction with Fig. 3; The utility model laminates frequency conversion pressurized water supply water tank and pipe network flowrate proportioning flexible intelligent control device 22 in the secondary water supply system of city, and the entrance connects municipal network water supply, and the exit running water booster pump 23 of delivering a child is supplied with users; Upper interface connects balanced reservoir 21; Through the utility model can through with city planting ductwork water and tank water by a certain percentage proportioning mixes, thereby satisfy the water supply adjusting under the different urban water demand situations, ensure that simultaneously tank water regularly obtains circulating on request.
When this product applied to secondary booster water supply scene, in conjunction with long distance control system, the operator set the flowrate proportioning value on control panel; System just can be according to setting instruction monitoring tank water inlet and ground, pipe network entrance flow in real time, and the automatic accurate flowrate proportioning of accomplishing is fast regulated, and ensures the in good time circulation of tank water; Promote technical performance and the energy-saving index that laminates water supply greatly; And simple in structure, easily manufactured, therefore be suitable for using in secondary booster water supply industry large-scale popularization.
Claims (3)
1. one kind laminates frequency conversion pressurized water supply water tank and pipe network flowrate proportioning flexible intelligent control device; It is characterized in that; Comprise brush DC drive motors [4], gear drive [5], first flow meter [1], second flow meter [6], Venturi tube structure pipe fitting [2], intelligent controller [3]; First inlet of said Venturi tube structure pipe fitting [2] is connected with first flow meter [1]; Second inlet of Venturi tube structure pipe fitting [2] is connected with second flow meter [6] through gear drive [5], and brush DC drive motors [4] is connected with intelligent controller [3] and is positioned at the outside of Venturi tube structure pipe fitting [2], and this brush DC drive motors [4] is worked under the control of intelligent controller [3]; The output shaft of said brush DC drive motors [4] is connected with gear drive [5]; Driven gear transmission mechanism [5] work, said first flow meter [1] is connected with intelligent controller [3] respectively with second flow meter [6], and detected pressure signal is transferred to intelligent controller [3].
2. frequency conversion pressurized water supply water tank and the pipe network flowrate proportioning flexible intelligent control device of laminating according to claim 1; It is characterized in that; Said gear drive [5] comprises first travelling gear [16], second travelling gear [13], the 3rd travelling gear [8], first power transmission shaft [15], second power transmission shaft [13], the 3rd power transmission shaft [10], guide peg [20], spool [7], support [17], bearing [18]; Be installed in the ladder axle head that support [17] is gone up, bearing [18] is installed in first power transmission shaft on said three power transmission shafts; One end of said first power transmission shaft [15] is connected with the output shaft of motor; Rotation under the driving of motor; The other end of this first power transmission shaft [15] first travelling gear [16] that is connected; This first travelling gear [16] is meshed with second travelling gear [13], and said second travelling gear [13] is meshed with the 3rd travelling gear [8] simultaneously, and above-mentioned second travelling gear [13], the 3rd travelling gear [8] are connected in respectively on second power transmission shaft [13], the 3rd power transmission shaft [10]; The other end of said the 3rd power transmission shaft [10] is connected with spool [7] through the rectangle motion thread; This spool [7] is connected with guide peg [20], and said motor drives the 3rd power transmission shaft [10] rotation through three travelling gears, and the 3rd power transmission shaft [10] finally drives spool [7] through the rectangle motion thread and seesaws.
3. frequency conversion pressurized water supply water tank and the pipe network flowrate proportioning flexible intelligent control device of laminating according to claim 1 and 2; It is characterized in that the material of said gear drive [5], Venturi tube structure pipe fitting [2] is the 0Cr18Ni9 stainless steel of foodstuff sanitation-stage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203444650U CN202248067U (en) | 2011-09-15 | 2011-09-15 | Flexible intelligent control device for flow rate ratio for pressure-superposed frequency conversion pressurizing water supply tank and pipe network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203444650U CN202248067U (en) | 2011-09-15 | 2011-09-15 | Flexible intelligent control device for flow rate ratio for pressure-superposed frequency conversion pressurizing water supply tank and pipe network |
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| Publication Number | Publication Date |
|---|---|
| CN202248067U true CN202248067U (en) | 2012-05-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203444650U Expired - Lifetime CN202248067U (en) | 2011-09-15 | 2011-09-15 | Flexible intelligent control device for flow rate ratio for pressure-superposed frequency conversion pressurizing water supply tank and pipe network |
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| Country | Link |
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| CN (1) | CN202248067U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102444172A (en) * | 2011-09-15 | 2012-05-09 | 南京理工大学 | Pressure-superposed variable frequency pressurization water supply tank and pipe network flow proportioning flexible intelligent control device |
| CN105042155A (en) * | 2015-08-12 | 2015-11-11 | 无锡乐华自动化科技有限公司 | Speed regulation method for gate type flow speed control valve |
| CN109695748A (en) * | 2018-07-23 | 2019-04-30 | 陕西汇丰悦石油科技开发有限公司 | A kind of duplex valving |
| CN112031075A (en) * | 2020-09-01 | 2020-12-04 | 蒋介中 | Energy-saving pipe network pressure-superposed water supply control system |
-
2011
- 2011-09-15 CN CN2011203444650U patent/CN202248067U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102444172A (en) * | 2011-09-15 | 2012-05-09 | 南京理工大学 | Pressure-superposed variable frequency pressurization water supply tank and pipe network flow proportioning flexible intelligent control device |
| CN105042155A (en) * | 2015-08-12 | 2015-11-11 | 无锡乐华自动化科技有限公司 | Speed regulation method for gate type flow speed control valve |
| CN109695748A (en) * | 2018-07-23 | 2019-04-30 | 陕西汇丰悦石油科技开发有限公司 | A kind of duplex valving |
| CN112031075A (en) * | 2020-09-01 | 2020-12-04 | 蒋介中 | Energy-saving pipe network pressure-superposed water supply control system |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120530 Effective date of abandoning: 20130703 |
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| RGAV | Abandon patent right to avoid regrant |