CN106837807A - One kind carries coolant interior circulation proof submersible sand discharging pump - Google Patents

One kind carries coolant interior circulation proof submersible sand discharging pump Download PDF

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Publication number
CN106837807A
CN106837807A CN201710187426.6A CN201710187426A CN106837807A CN 106837807 A CN106837807 A CN 106837807A CN 201710187426 A CN201710187426 A CN 201710187426A CN 106837807 A CN106837807 A CN 106837807A
Authority
CN
China
Prior art keywords
pump
chamber
layer chuck
motor
internal layer
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN201710187426.6A
Other languages
Chinese (zh)
Inventor
王维
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HEFEI KAIQUAN MOTOR PUMP CO Ltd
Original Assignee
HEFEI KAIQUAN MOTOR PUMP CO Ltd
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 HEFEI KAIQUAN MOTOR PUMP CO Ltd filed Critical HEFEI KAIQUAN MOTOR PUMP CO Ltd
Priority to CN201710187426.6A priority Critical patent/CN106837807A/en
Publication of CN106837807A publication Critical patent/CN106837807A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00Pumping installations or systems
    • F04D13/02Units comprising pumps and their driving means
    • F04D13/06Units comprising pumps and their driving means the pump being electrically driven
    • F04D13/08Units comprising pumps and their driving means the pump being electrically driven for submerged use
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/58Cooling; Heating; Diminishing heat transfer
    • F04D29/5806Cooling the drive system
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/58Cooling; Heating; Diminishing heat transfer
    • F04D29/586Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
    • F04D29/588Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps cooling or heating the machine
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D7/00Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
    • F04D7/02Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
    • F04D7/04Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous

Abstract

Coolant interior circulation proof submersible sand discharging pump is carried the invention discloses one kind, including the motor-driven pump housing, the pump shaft of pump cover and electric machine main shaft connection is installed, pump shaft is stretched into pump chamber through pump cover and is provided with main impeller, and accessory impeller is provided with the pump shaft of pump cover upper end on the pump housing;Motor set is equipped with internal layer chuck, outer layer chuck, inner chamber body, outer chamber are constituted between internal layer chuck and motor, between outer layer chuck and internal layer chuck, coolant is full of in inner chamber body, outer chamber, internal layer chuck, outer layer chuck lower end are connected with pump cover, and inner chamber body, outer chamber are connected up and down with accessory impeller chamber respectively.The present invention is not influenceed by carrying coolant to radiate motor by external environment;Avoid because medium containing particle or it is thick under the conditions of the bad situation of motor radiating occur;Water pump anhydrous operation also will not be because of heat dissipation problem motor damage;Existing mounting means can be matched:Such as autocoupling type is installed, fixedly mounted, and movable type is installed, horizontal installation.

Description

One kind carries coolant interior circulation proof submersible sand discharging pump
Technical field:
Coolant interior circulation proof submersible sand discharging pump is carried the present invention relates to pump class product, more particularly to one kind.
Background technology:
Original dredge pump is mainly radiated by two channels to motor:First, media flow radiates to motor; 2nd, external circulation running water radiates to motor.
Original dredge pump media particle is more or medium than it is denser when, longtime running, turnover aquaporin can be blocked Plug, can adhere to one layer of impurity on motor case outer wall, can influence the water and motor radiating effect of WATER AS FLOW MEDIUM.
If original dredge pump runs under maloperation water shortage or anhydrous condition, motor can cause motor because that cannot radiate Burn.
The content of the invention:
In order to make up the deficiency of prior art problem, coolant interior circulation submersible sewage is carried it is an object of the invention to provide one kind Pump, radiates by coolant is carried to motor, is not influenceed by external environment;Avoid because medium contains particle or thick bar The situation that motor radiating is bad under part occurs;Water pump anhydrous operation also will not be because of heat dissipation problem motor damage;Can match existing Mounting means:Such as autocoupling type is installed, fixedly mounted, and movable type is installed, horizontal installation.
Technical scheme is as follows:
Coolant interior circulation proof submersible sand discharging pump, including the motor-driven pump housing are carried, pump cover and electric machine main shaft are installed on the pump housing The pump shaft of connection, pump shaft is stretched into pump chamber through pump cover and is provided with main impeller, it is characterised in that the pump of described pump cover upper end Accessory impeller is installed on axle;Described motor outer is equipped with internal layer chuck, outer layer chuck, between internal layer chuck and motor, outer layer Top mutually UNICOM's inner chamber body, outer chamber are constituted between chuck and internal layer chuck, coolant is full of in inner chamber body, outer chamber, it is interior Layer chuck, outer layer chuck lower end are connected with pump cover, and inner chamber body, outer chamber lower end are connected up and down with accessory impeller chamber respectively.
Described carries coolant interior circulation proof submersible sand discharging pump, it is characterised in that:Described internal layer chuck, outer layer chuck are equal For cylinder-shaped, outer layer chuck upper end is sealingly fastened on motor tailstock, and internal layer chuck is shorter in length than outer layer chuck, on internal layer chuck End suspension.
Described carries coolant interior circulation proof submersible sand discharging pump, it is characterised in that:Under described internal layer chuck, outer layer chuck End is also sealed and installed with connecting seat, and connecting seat includes inner ring and the outer ring docked with internal layer chuck, the sealing of outer layer chuck lower end, interior Fixed by skeleton between circle and outer ring, inner ring inwall is installed with electric motor end cap multiple spot and fixed, the lower end sealing of connecting seat is installed In on pump cover.
Described carries coolant interior circulation proof submersible sand discharging pump, it is characterised in that:Described pump cover is seal-installed on connection Seat lower end, pump cover is provided with UNICOM's chamber, and UNICOM's chamber is connected with accessory impeller chamber, the other end and outer chamber UNICOM.
Described carries coolant interior circulation proof submersible sand discharging pump, it is characterised in that:Described coolant uses ethene second two Alcohol and distillation water mixed liquid.
Described carries coolant interior circulation proof submersible sand discharging pump, it is characterised in that:Between described electric motor end cap and main shaft It is provided with sealed bearings.
Described carries coolant interior circulation proof submersible sand discharging pump, it is characterised in that:Between described main impeller and pump cover, it is secondary Mechanical seal is provided between impeller and electric motor end cap.
It is an advantage of the invention that:
1st, the present invention is not influenceed by carrying coolant to radiate motor by external environment;
2nd, present invention, avoiding because medium containing particle or it is thick under the conditions of motor radiating it is bad situation generation;
3rd, water pump anhydrous operation of the present invention also will not be because of heat dissipation problem motor damage;
4th, the present invention can match existing mounting means:Such as autocoupling type is installed, fixedly mounted, and movable type is installed, horizontal Install.
Brief description of the drawings:
Fig. 1 is structural representation of the invention.
Specific embodiment:
Referring to accompanying drawing:
Coolant interior circulation proof submersible sand discharging pump, including the pump housing 2 that motor 1 drives are carried, pump cover 3 and motor are installed on the pump housing 2 The pump shaft 5 of the connection of main shaft 4, pump shaft 5 is stretched into pump chamber through pump cover 3 and is provided with main impeller 6, is pacified on the pump shaft 4 of the upper end of pump cover 3 Equipped with accessory impeller 7;Internal layer chuck 8, outer layer chuck 9 are set with outside motor 1, between internal layer chuck 8 and motor 1, outer layer chuck 9 with Inner chamber body 10, outer chamber 11 are constituted between internal layer chuck 8, full of coolant 12 in inner chamber body 10, outer chamber 11, internal layer chuck 8, The lower end of outer layer chuck 9 is connected with pump cover, and inner chamber body 10, outer chamber 11 are connected up and down with the chamber of accessory impeller 7 respectively.
Internal layer chuck 8, outer layer chuck 9 are cylinder-shaped, and the upper end of outer layer chuck 9 is sealingly fastened on motor tailstock, internal layer Chuck 8 is shorter in length than outer layer chuck 9, the suspension of the upper end of internal layer chuck 8, inner chamber body 10, the mutual UNICOM in the upper end of outer chamber 11.
Internal layer chuck 8, the lower end of outer layer chuck 9 are also sealed and installed with connecting seat 13, connecting seat 13 include with internal layer chuck 8, The inner ring 13-1 and outer ring 13-2 of the lower end of outer layer chuck 9 sealing docking, are fixed between inner ring 13-1 and outer ring 13-2 by skeleton, Inner ring 13-1 inwalls are installed with the multiple spot of electric motor end cap 14 and fixed, and the lower end of connecting seat 13 is seal-installed on pump cover 3.
Pump cover 3 is seal-installed on the lower end of connecting seat 13, and pump cover 3 is provided with UNICOM's chamber 15, the one end of UNICOM's chamber 15 and pair The chamber of impeller 7 is connected, the other end and the UNICOM of outer chamber 11.
, using ethylene glycol and distillation water mixed liquid, coolant frost protection is minimum up to -20 DEG C, while also doing for coolant 12 Motor side mechanical seal lubrication is used.
Sealed bearings 16 are provided between electric motor end cap 14 and main shaft.
Between main impeller 6 and pump cover 3, mechanical seal 17 is provided between accessory impeller 7 and electric motor end cap 14.
Motor outer two-layer chuck of the present invention, two chuck layers are communicated with accessory impeller chamber respectively;In the cavity for being formed absolutely Most of space is filled with coolant;
The special cooling but dynamic accessory impeller of liquid recycle stream is provided with the top of main impeller 6, accessory impeller 7 rotates with pump shaft, revolves Coolant is driven and is circulated along cavity by the accessory impeller 7 for turning;
Accessory impeller 7 rotarily drives coolant flow, is flowed from bottom to top along inner chamber body 10, and coolant absorbs the heat that motor is produced Amount, flows back downwards through outer chamber 11, and coolant of the subsidiary high temperature in outside carries out hot friendship with external environment, pump cover side medium during this Change.
Accessory impeller 7 rotarily drives coolant and circulates above-mentioned action, and the heat for producing motor is quickly volatilized, and protects The high reliability of water pump operation.

Claims (7)

1. one kind carries coolant interior circulation proof submersible sand discharging pump, including the motor-driven pump housing, and pump cover and electricity are provided with the pump housing The pump shaft of owner's axle connection, pump shaft is stretched into pump chamber through pump cover and is provided with main impeller, it is characterised in that on described pump cover Accessory impeller is installed on the pump shaft at end;Described motor outer is equipped with internal layer chuck, outer layer chuck, internal layer chuck and motor it Between, top mutually UNICOM inner chamber body, outer chamber are constituted between outer layer chuck and internal layer chuck, full of cold in inner chamber body, outer chamber But liquid, internal layer chuck, outer layer chuck lower end are connected with pump cover, and inner chamber body, outer chamber lower end are connected up and down with accessory impeller chamber respectively It is logical.
It is 2. according to claim 1 to carry coolant interior circulation proof submersible sand discharging pump, it is characterised in that:Described internal layer folder Set, outer layer chuck are cylinder-shaped, and outer layer chuck upper end is sealingly fastened on motor tailstock, and internal layer chuck is shorter in length than outer layer folder Set, the suspension of internal layer chuck upper end, the interior mutual UNICOM in outer chamber upper end.
It is 3. according to claim 1 to carry coolant interior circulation proof submersible sand discharging pump, it is characterised in that:Described internal layer folder Set, outer layer chuck lower end are also sealed and installed with connecting seat, and connecting seat includes being docked with internal layer chuck, the sealing of outer layer chuck lower end Inner ring and outer ring, are fixed between inner ring and outer ring by skeleton, and inner ring inwall is installed with electric motor end cap multiple spot and fixed, connecting seat Lower end is seal-installed on pump cover.
It is 4. according to claim 3 to carry coolant interior circulation proof submersible sand discharging pump, it is characterised in that:Described pump cover sealing Connecting seat lower end is installed on, pump cover is provided with UNICOM's chamber, and UNICOM's chamber is connected with accessory impeller chamber, the other end and exocoel Body UNICOM.
It is 5. according to claim 1 to carry coolant interior circulation proof submersible sand discharging pump, it is characterised in that:Described coolant is adopted With ethylene glycol and distillation water mixed liquid.
It is 6. according to claim 1 to carry coolant interior circulation proof submersible sand discharging pump, it is characterised in that:Described electric motor end cap Sealed bearings are provided between main shaft.
It is 7. according to claim 1 to carry coolant interior circulation proof submersible sand discharging pump, it is characterised in that:Described main impeller with Between pump cover, mechanical seal is provided between accessory impeller and electric motor end cap.
CN201710187426.6A 2017-03-27 2017-03-27 One kind carries coolant interior circulation proof submersible sand discharging pump Pending CN106837807A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710187426.6A CN106837807A (en) 2017-03-27 2017-03-27 One kind carries coolant interior circulation proof submersible sand discharging pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710187426.6A CN106837807A (en) 2017-03-27 2017-03-27 One kind carries coolant interior circulation proof submersible sand discharging pump

Publications (1)

Publication Number Publication Date
CN106837807A true CN106837807A (en) 2017-06-13

Family

ID=59130633

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710187426.6A Pending CN106837807A (en) 2017-03-27 2017-03-27 One kind carries coolant interior circulation proof submersible sand discharging pump

Country Status (1)

Country Link
CN (1) CN106837807A (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0990800A1 (en) * 1998-10-01 2000-04-05 Ingersoll-Dresser Pump Company Forced closed-loop cooling for a submersible pump motor
KR101042028B1 (en) * 2011-02-21 2011-06-16 (주)엔탑스 Motor pump
CN102808782A (en) * 2011-05-31 2012-12-05 陆素美 Submersible sewage pump
CN103062135A (en) * 2013-01-08 2013-04-24 安徽三联泵业股份有限公司 Internal circulating cooling system and internal circulating cooling method of submersible electric pump motor
CN104343696A (en) * 2014-10-30 2015-02-11 无锡利欧锡泵制造有限公司 Novel self-cooled submersible sewage pump
CN206903878U (en) * 2017-03-27 2018-01-19 合肥凯泉电机电泵有限公司 One kind carries circulation proof submersible sand discharging pump in coolant

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0990800A1 (en) * 1998-10-01 2000-04-05 Ingersoll-Dresser Pump Company Forced closed-loop cooling for a submersible pump motor
KR101042028B1 (en) * 2011-02-21 2011-06-16 (주)엔탑스 Motor pump
CN102808782A (en) * 2011-05-31 2012-12-05 陆素美 Submersible sewage pump
CN103062135A (en) * 2013-01-08 2013-04-24 安徽三联泵业股份有限公司 Internal circulating cooling system and internal circulating cooling method of submersible electric pump motor
CN104343696A (en) * 2014-10-30 2015-02-11 无锡利欧锡泵制造有限公司 Novel self-cooled submersible sewage pump
CN206903878U (en) * 2017-03-27 2018-01-19 合肥凯泉电机电泵有限公司 One kind carries circulation proof submersible sand discharging pump in coolant

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SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
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Application publication date: 20170613

RJ01 Rejection of invention patent application after publication