CN202831091U - Ejector device for high-rise water supply secondary pressurization - Google Patents

Ejector device for high-rise water supply secondary pressurization Download PDF

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Publication number
CN202831091U
CN202831091U CN2012205585427U CN201220558542U CN202831091U CN 202831091 U CN202831091 U CN 202831091U CN 2012205585427 U CN2012205585427 U CN 2012205585427U CN 201220558542 U CN201220558542 U CN 201220558542U CN 202831091 U CN202831091 U CN 202831091U
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CN
China
Prior art keywords
pipeline
pipe
water
ejector
injector
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Expired - Fee Related
Application number
CN2012205585427U
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Chinese (zh)
Inventor
王文东
张聪笑
孟通
魏建生
万发君
滕明洋
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Nanjing Extreme Measurement Technology Co.,Ltd.
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Individual
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Priority to CN2012205585427U priority Critical patent/CN202831091U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use

Abstract

The utility model discloses an ejector device for high-rise water supply secondary pressurization. One end of an ejector pipe is connected with a connecting flange, and the other end of the ejector pipe is connected with the left end of a mixing device in an inserted mode. The upper end and the right end of the mixing device are respectively connected with the ejector pipe and a shrinkable pipe, the shrinkable pipe is connected with a transition pipe, the transition pipe is connected with a diffuser pipe, and the diffuser pipe is connected with a pump front pipeline. An inner cavity of the shrinkable pipe is arranged to be a negative pressure area, a municipal pipe net is connected with a pressure sensor, the pressure sensor is connected with a flowmeter by a pipeline, the flowmeter is connected with an ejector by a pipeline, the ejector is connected with a water pump by a pipeline, the water pump is connected with a user pipeline by a pipeline, the ejector is connected with an electromagnetic valve by a pipeline, the electromagnetic valve is connected with a water tank by a pipeline, and the water tank is connected with another municipal pipe net by a pipeline. The ejector device for the high-rise water supply secondary pressurization is simple in structure, small in size, convenient to install, high in sprayed water flow speed, and obvious in ejection and pressurizing effect. The ejector device for the high-rise water supply secondary pressurization is widely applied to a water supply system of a high-rise building.

Description

A kind of injector device of high-floor feedwater secondary pressurized
Technical field
The utility model relates to the high-floor feedwater field, be specifically related to a kind of injector device of high-floor feedwater secondary pressurized.
Background technology
In China, highrise building is more and more, and is also more and more extensive to the demand of secondary water-supply.But existing secondary water-supply equipment exists the pressure loss large mostly, for the problem of water stability deficiency.Therefore, energy saving and the stability of raising secondary water-supply equipment become day by day urgent.
Publication No. is to disclose a kind of adjustable ratio jet device in the patent of CN2177115Y, this utility model has solved ejector itself can not enter ejector mixing chamber and the problem that is inhaled into fluid by regulation and control, its solution is at the nozzle place water sealing slice to be set, can be inhaled into the flow that fluid enters mixing chamber by regulation and control by turning handle, thereby regulate the ratio of pipe network inflow and water tank water intake amount.But still there is technical deficiency in it, shows: water sealing slice is arranged on jet expansion and causes flow losses excessive, has seriously reduced the flow velocity of pipe network water at jet expansion, and the pressure with pipe network water does not take full advantage of.
Publication No. is to disclose a kind of pressure-superposed variable frequency pressurized water supply water tank and pipe network flow proportioning flexible intelligent control device in the patent of CN202248067, this utility model arranges spool at the nozzle place, the motion proportioning of regulating pipe network water and Water in Water Tank by the control spool, use intelligence control system to realize flexible proportioning, automaticity improves.But still have technical deficiency, and show: spool and guide rod are arranged in the nozzle, and the flow losses of current are too large, the pressure of city planting ductwork water fail fully the to be converted to speed of water, so that the water velocity that ejects is not high enough, the injection effect is relatively poor, and pressurized effect is not obvious.
Can be found out by the problems referred to above, the main cause of the existing secondary pressurized injector pressure loss is that flow losses are excessive in the flow process that causes of structure design defective.The utility model has solved above-mentioned deficiency by the improvement to ejector structure.
Summary of the invention
The purpose of this utility model provides a kind of simple in structure, and volume is little, and is easy for installation, and the water velocity that ejects is high, the injector device of the obvious a kind of high-floor feedwater secondary pressurized of injection and pressurized effect.
Another purpose of the present utility model provides a kind of water system of high-floor feedwater secondary pressurized.
In order to overcome the deficiencies in the prior art, the technical solution of the utility model is to solve like this: a kind of injector device of high-floor feedwater secondary pressurized is by playpipe, mixing machine, transition conduit, diffuser pipe, collapsible tube, negative pressuren zone, induction tunnel, adpting flange forms, special character of the present utility model is that described playpipe one end is connected with adpting flange, the other end inserts with the left end of mixing machine and is connected, the upper end of described mixing machine and right-hand member respectively with induction tunnel, collapsible tube one end connects, the described collapsible tube other end is connected with transition conduit one end, the described transition conduit other end is connected with diffuser pipe one end, the described diffuser pipe other end is connected with the pump preceding pipeline, and described collapsible tube inner chamber is made as negative pressuren zone.
A kind of water system of high-floor feedwater secondary pressurized is by a city planting ductwork, pressure sensor, pipeline, flow transmitter, another city planting ductwork, water tank, electromagnetic valve, injector, water pump, the user pipe pipeline forms, special character of the present utility model is that a described city planting ductwork is connected with pressure sensor, described pressure sensor is connected with flowmeter one end by pipeline, the flowmeter other end is connected with injector one end by pipeline, the described injector other end is connected with water pump by pipeline, water pump is connected with user pipe by the pipeline other end, a described injector again end is connected with electromagnetic valve one end by pipeline, the described electromagnetic valve other end is connected with water tank one end by pipeline, and the water tank other end is connected with another city planting ductwork one end by pipeline.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the water system structural representation of Fig. 1;
Fig. 3 is the perspective view of Fig. 1.
The figure elements detailed statement:
1. playpipe, 2. mixing machine, 3. transition conduit, 4. diffuser pipe, 5. collapsible tube, 6. negative pressuren zone 7. induction tunnels, 8. adpting flange, 9. city planting ductwork, 10. pressure sensor, 11. flow transmitter 12. city planting ductworks, 13. water tank, 14. electromagnetic valves, 15. injectors, 16. water pump, 17. user pipe.
The specific embodiment
Accompanying drawing is embodiment of the present utility model.
Below in conjunction with accompanying drawing summary of the invention is described further:
With reference to Fig. 1, shown in Figure 3, a kind of injector device of high-floor feedwater secondary pressurized is by playpipe, mixing machine, transition conduit, diffuser pipe, collapsible tube, negative pressuren zone, induction tunnel, adpting flange forms, described playpipe 1 one ends are connected with adpting flange 8, the other end inserts with the left end of mixing machine 2 and is connected, the upper end of described mixing machine 2 and right-hand member respectively with induction tunnel 7, collapsible tube 5 one ends connect, described collapsible tube 5 other ends are connected with transition conduit 3 one ends, described transition conduit 3 other ends are connected with diffuser pipe 4 one ends, described diffuser pipe 4 other ends are connected with pipeline, and described collapsible tube 5 inner chambers are made as negative pressuren zone 6.
Shown in Figure 2, a kind of water system of high-floor feedwater secondary pressurized is by a city planting ductwork, pressure sensor, pipeline, flow transmitter, another city planting ductwork, water tank, electromagnetic valve, injector, water pump, the user pipe pipeline forms, a described city planting ductwork is connected with pressure sensor 10, described pressure sensor 10 is connected with flow transmitter 11 1 ends by pipeline, flow transmitter 11 other ends are connected with injector 15 1 ends by pipeline, described injector 15 other ends are connected with water pump 16 by pipeline, water pump 16 is connected with user pipe 17 by the pipeline other end, described injector 15 an again end is connected with electromagnetic valve 14 1 ends by pipeline, described electromagnetic valve 14 other ends are connected with water tank 13 1 ends by pipeline, and water tank 13 other ends are connected with another city planting ductwork 12 1 ends by pipeline.
In sum, playpipe 1 upstream links to each other by adpting flange 8 with a city planting ductwork 9, and pressure and flow that pressure sensor 10 and flow transmitter 11 are used for measuring playpipe 1 water inlet end are housed in connecting pipe; Induction tunnel 7 upstreams connect the outlet pipe of water tank 13, and water tank 13 upstreams connect another city planting ductwork 12; The water side of diffuser pipe 4 is connected with water pump 16 by pipe before the pump, and water pump 16 further is sent to user pipe 17 after the pressurization with water.
Playpipe 1 inserts from the left end of mixing machine 2, and the contraction section of playpipe 1 is deep into the left end of collapsible tube 5; The upper end of mixing machine 2 connects induction tunnel 7, and the right-hand member of mixing machine 2 connects the bigger diameter end of collapsible tube 5; The miner diameter end of collapsible tube 5 links to each other with transition conduit 3 left ends, and the right-hand member of transition conduit 3 links to each other with the miner diameter end of diffuser pipe 4; Playpipe 1, collapsible tube 5, the axis conllinear of transition conduit 3 and diffuser pipe 4;
The left end of playpipe 1 is pipe, and right-hand member is the shrinkage type Taper Pipe, and shrinking angle is 5 °-45 °, and the left end of playpipe 1 has adpting flange 8 to be used for being connected with a city planting ductwork 9; Mixing machine 2 is a cylinder, and the internal diameter of mixing machine 2 is playpipe 1 and induction tunnel 7 internal diameter sums 1-2 times; Collapsible tube 5 is the shrinkage type conical tube, and shrinking angle is 5 °-45 °; Induction tunnel 7 is pipe, and the upper end has adpting flange to be used for connecting radiator drain, and the current A2 in the water tank enters mixing machine 2 by induction tunnel 7; Transition conduit 3 is pipe, and diameter is identical with the miner diameter end diameter of collapsible tube 5 and diffuser pipe 4; The left end of diffuser pipe 4 is the expanding conical tube, and expansion angle is 5 °-45 °, and right-hand member is pipe, and the pipe end has adpting flange to be used for connecting the pump preceding pipeline; The water inlet end of playpipe 1 is identical with the water side caliber of diffuser pipe 4;
Pressure sensor 10 is installed in the upstream line of playpipe 1 with flow transmitter 11, is used for measuring pressure and the flow of current A1; Electromagnetic valve 14 is positioned at the upstream line of induction tunnel 7, is used for controlling the break-make of induction tunnel 7 interior current A2; Pressure sensor 10 has control system to control its work between flow transmitter 11 and the electromagnetic valve 14.
A kind of injector for secondary pressurized of the present utility model is like this work: current A1 flows into playpipe 1 from city planting ductwork 9, and the pressure of current A1 is generally 0.2MP-0.5MP herein.Playpipe 1 is the shrinkage type jet pipe, and current A1 injects in the collapsible tube 5 from the right-hand member of playpipe 1 in playpipe 1 interior acceleration decompression, and flow velocity is 20-30m/s; Current A2 flows into water tanks 13 from another city planting ductwork 12, becomes normal pressure at the pressure of water tank 13 interior current A2; When the water supply volume of user pipe 17 hour, electromagnetic valve 14 cuts out, at this moment, water supply volume is all from playpipe 1, because water supply volume is little, the flow velocity of playpipe 1 interior water is low, playpipe 1 internal drop is little, can not produce negative pressuren zone, can't injection current A2, can steadily supply water, electromagnetic valve 14 is in closed condition; When the water supply volume of user pipe 17 is larger, pressure and the flow at playpipe 1 place reach threshold value, pressure sensor 10 and flow transmitter 11 are passed to control system with the signal that records, control system control electromagnetic valve 14 is opened, current A2 enters mixing machine 2 from induction tunnel 7, the current A1 flow velocity that ejects from playpipe 1 right-hand member is larger, its pressure is less than the pressure of current A2, therefore the left end at collapsible tube 5 forms negative pressuren zone 6, under the swabbing action of current A1, current A2 flows into negative pressuren zone 6 and forms current B1 with in certain proportion blending of current A1, current B1 further accelerates decompression by collapsible tube 5 and flows into transition conduit 3, and current B1 remains unchanged in transition conduit 3 interior speed and pressure, then flows into diffuser pipe 4, current B1 manages before the inflow pump after diffuser pipe 4 interior deceleration pressurizations, delivers to high-rise user pipe 17 again after water pump 16 pressurizations.The pressure of current B1 before water pump 16 can reach more than 50% of city planting ductwork hydraulic pressure, and so just the hydraulic pressure with city planting ductwork effectively uses, and has reduced the operating power of water pump, realizes energy-saving effect, and can reduce the initialization expense of equipment.When the water supply volume of user pipe 17 is excessive; the user pipe water is mainly from water tank 13, and the water yield of playpipe 1 is not with increase in demand, and it is stable that the speed in the playpipe 1 and pressure keep; keep the pressure stability of a city planting ductwork 9 water sides, thereby protected city planting ductwork.

Claims (2)

1. the injector device of a high-floor feedwater secondary pressurized, this device is by playpipe, mixing machine, transition conduit, diffuser pipe, collapsible tube, negative pressuren zone, induction tunnel, adpting flange forms, it is characterized in that described playpipe (1) one end is connected with adpting flange (8), the other end inserts with the left end of mixing machine (2) and is connected, the upper end of described mixing machine (2) and right-hand member respectively with induction tunnel (7), collapsible tube (5) one ends connect, described collapsible tube (5) other end is connected with transition conduit (3) one ends, described transition conduit (3) other end is connected with diffuser pipe (4) one ends, described diffuser pipe (4) other end is connected with the pump preceding pipeline, and described collapsible tube (5) inner chamber is made as negative pressuren zone (6).
2. the water system of a high-floor feedwater secondary pressurized, this system is by a city planting ductwork, pressure sensor, pipeline, flowmeter, another city planting ductwork, water tank, electromagnetic valve, injector, water pump, the user pipe pipeline forms, it is characterized in that a described city planting ductwork is connected with pressure sensor (10), described pressure sensor (10) is connected with flowmeter (11) one ends by pipeline, flowmeter (11) other end is connected with injector (15) one ends by pipeline, described injector (15) other end is connected with water pump (16) by pipeline, water pump (16) is connected with user pipe (17) by the pipeline other end, described injector (a 15) again end is connected with electromagnetic valve (14) one ends by pipeline, described electromagnetic valve (14) other end is connected with water tank (13) one ends by pipeline, and water tank (13) other end is connected with another city planting ductwork (12) one ends by pipeline.
CN2012205585427U 2012-10-29 2012-10-29 Ejector device for high-rise water supply secondary pressurization Expired - Fee Related CN202831091U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012205585427U CN202831091U (en) 2012-10-29 2012-10-29 Ejector device for high-rise water supply secondary pressurization

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Application Number Priority Date Filing Date Title
CN2012205585427U CN202831091U (en) 2012-10-29 2012-10-29 Ejector device for high-rise water supply secondary pressurization

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104183284A (en) * 2013-05-22 2014-12-03 中国核电工程有限公司 ''Passive forced circulation'' heat exporting system
CN105239633A (en) * 2014-07-09 2016-01-13 南京尔顺科技发展有限公司 Secondary water supply device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104183284A (en) * 2013-05-22 2014-12-03 中国核电工程有限公司 ''Passive forced circulation'' heat exporting system
CN105239633A (en) * 2014-07-09 2016-01-13 南京尔顺科技发展有限公司 Secondary water supply device

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Date Code Title Description
TR01 Transfer of patent right

Effective date of registration: 20151023

Address after: 710075, No. 85, No. 10, Xi'an hi tech Zone, Shaanxi, China

Patentee after: XI'AN RUOSHUI ELECTRICAL EQUIPMENT Co.,Ltd.

Address before: 710200 Shaanxi Province, Xi'an Beilin District, Northwestern Polytechnical University campus friendship

Patentee before: Wang Wendong

TR01 Transfer of patent right

Effective date of registration: 20200214

Address after: Zhe Lishui District Zhetang town Nanjing city Jiangsu province 211215 Ning Road No. 368

Patentee after: Nanjing Extreme Measurement Technology Co.,Ltd.

Address before: 710075, No. 85, No. 10, Xi'an hi tech Zone, Shaanxi, China

Patentee before: XI'AN RUOSHUI ELECTRICAL EQUIPMENT Co.,Ltd.

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130327

Termination date: 20211029