IT201800003542A1 - Control device for pumps - Google Patents

Control device for pumps

Info

Publication number
IT201800003542A1
IT201800003542A1 IT102018000003542A IT201800003542A IT201800003542A1 IT 201800003542 A1 IT201800003542 A1 IT 201800003542A1 IT 102018000003542 A IT102018000003542 A IT 102018000003542A IT 201800003542 A IT201800003542 A IT 201800003542A IT 201800003542 A1 IT201800003542 A1 IT 201800003542A1
Authority
IT
Italy
Prior art keywords
pumps
control device
control
Prior art date
Application number
IT102018000003542A
Other languages
Italian (it)
Inventor
Enrico Raddi
Lorenzo Raddi
Original Assignee
Enrico Raddi
Lorenzo Raddi
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Enrico Raddi, Lorenzo Raddi filed Critical Enrico Raddi
Priority to IT102018000003542A priority Critical patent/IT201800003542A1/en
Priority to EP19162490.7A priority patent/EP3540225B1/en
Priority to CN201910194931.2A priority patent/CN110273831A/en
Publication of IT201800003542A1 publication Critical patent/IT201800003542A1/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/02—Stopping, starting, unloading or idling control
    • F04B49/025—Stopping, starting, unloading or idling control by means of floats
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/04—Regulating by means of floats
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/06—Control using electricity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/02—Stopping of pumps, or operating valves, on occurrence of unwanted conditions
    • F04D15/0209—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid
    • F04D15/0218—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid the condition being a liquid level or a lack of liquid supply
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/18—Switches operated by change of liquid level or of liquid density, e.g. float switch
    • H01H35/186—Switches operated by change of liquid level or of liquid density, e.g. float switch making use of a cable suspended floater containing an inclination sensing switch
IT102018000003542A 2018-03-14 2018-03-14 Control device for pumps IT201800003542A1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT102018000003542A IT201800003542A1 (en) 2018-03-14 2018-03-14 Control device for pumps
EP19162490.7A EP3540225B1 (en) 2018-03-14 2019-03-13 Control device for pumps
CN201910194931.2A CN110273831A (en) 2018-03-14 2019-03-14 Control device for pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT102018000003542A IT201800003542A1 (en) 2018-03-14 2018-03-14 Control device for pumps

Publications (1)

Publication Number Publication Date
IT201800003542A1 true IT201800003542A1 (en) 2019-09-14

Family

ID=62530370

Family Applications (1)

Application Number Title Priority Date Filing Date
IT102018000003542A IT201800003542A1 (en) 2018-03-14 2018-03-14 Control device for pumps

Country Status (3)

Country Link
EP (1) EP3540225B1 (en)
CN (1) CN110273831A (en)
IT (1) IT201800003542A1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1287187B (en) * 1963-07-08 1969-01-16 Hollesens Fabrikker A S H Float switch for systems to regulate a liquid level
DE3610984A1 (en) * 1986-04-02 1987-10-08 Blum Albert Device for switching on and off electromotively driven pumps
FR2997203A1 (en) * 2012-10-23 2014-04-25 Robert Antoine Rene Cretaz Level regulator for regulating levels of liquids in e.g. water tower, has indicator lights lighted in working position to visualize and indicate better operation of regulator, which is arranged to swing to position
WO2015193784A1 (en) * 2014-06-17 2015-12-23 Xylem Ip Management S.À R.L. Method for shutting off a pump as well as pump station arrangement

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1287187B (en) * 1963-07-08 1969-01-16 Hollesens Fabrikker A S H Float switch for systems to regulate a liquid level
DE3610984A1 (en) * 1986-04-02 1987-10-08 Blum Albert Device for switching on and off electromotively driven pumps
FR2997203A1 (en) * 2012-10-23 2014-04-25 Robert Antoine Rene Cretaz Level regulator for regulating levels of liquids in e.g. water tower, has indicator lights lighted in working position to visualize and indicate better operation of regulator, which is arranged to swing to position
WO2015193784A1 (en) * 2014-06-17 2015-12-23 Xylem Ip Management S.À R.L. Method for shutting off a pump as well as pump station arrangement

Also Published As

Publication number Publication date
CN110273831A (en) 2019-09-24
EP3540225A1 (en) 2019-09-18
EP3540225B1 (en) 2020-10-21

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