CN105782064A - Electric pump - Google Patents

Electric pump Download PDF

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Publication number
CN105782064A
CN105782064A CN201610015163.6A CN201610015163A CN105782064A CN 105782064 A CN105782064 A CN 105782064A CN 201610015163 A CN201610015163 A CN 201610015163A CN 105782064 A CN105782064 A CN 105782064A
Authority
CN
China
Prior art keywords
electrodynamic pump
leakproof
rotor case
motor
terminal
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
CN201610015163.6A
Other languages
Chinese (zh)
Inventor
R·奥鲁·奥鲁
J·芭芭拉·冈萨瓦尔
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.)
Coprecitec SL
Original Assignee
Coprecitec SL
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 Coprecitec SL filed Critical Coprecitec SL
Priority to CN202111474019.6A priority Critical patent/CN114151357A/en
Publication of CN105782064A publication Critical patent/CN105782064A/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00—Pumping installations or systems
    • F04D13/02—Units comprising pumps and their driving means
    • F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/58—Cooling; Heating; Diminishing heat transfer
    • F04D29/5806—Cooling the drive system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00—Pumping installations or systems
    • F04D13/02—Units comprising pumps and their driving means
    • F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
    • F04D13/0606—Canned motor pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/58—Cooling; Heating; Diminishing heat transfer
    • F04D29/586—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
    • F04D29/5893—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps heat insulation or conduction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/669—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for liquid pumps
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/42—Details
    • A47L15/4214—Water supply, recirculation or discharge arrangements; Devices therefor
    • A47L15/4225—Arrangements or adaption of recirculation or discharge pumps
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/42—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers related to filters or pumps
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/44—Current or voltage
    • D06F2103/48—Current or voltage of the motor driving the pump
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/083—Liquid discharge or recirculation arrangements
    • D06F39/085—Arrangements or adaptations of pumps

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

An electric pump (1) comprises a pump body and a motor body (3), the motor body (3) comprising a rotor enclosure (4) by means of which the motor body (3) is coupled to the pump body (2), a rotatable impeller (5), and an electric motor (20) which is preferably a synchronous motor, the impeller (5) is arranged on one side of the rotor enclosure (4) whereas the motor (20) is arranged on the other side, the electric motor (20) comprises a stator (6), at least one stator coil (6a) and a rotor (7) comprising a shaft (7a) cooperating with the impeller (5), the electric pump (1) moreover comprises a cover (8) attached to the rotor enclosure (4) such that a leak-tight chamber (9) is formed therein, the stator (6) and the stator coil/coils (6a) being arranged inside said leak-tight chamber (9), wherein the chamber (9) is filled with a thermally conductive material.

Description

Electrodynamic pump
Technical field
The present invention relates to electrodynamic pump, relate more specifically to include having the pump of the motor of at least one coil.
Background technology
It is known that use electrodynamic pump to drive fluid (usually water).Such as, such pump is used in washing machine or dish-washing machine, to discharge the water being included in cylindric washer or bucket when washing cycle terminates, away or towards the circulating line again led back by described water, again processes for this.In such pump, it is clear that there are two funtion parts, Part I refers to and prepares the part that fluid makes it possible to be discharged through discharge member or impeller, and Part II refers to and makes described element rotate to allow to drive the part of described fluid.
(preferably brushless) motor synchronized is commonly used in such pump, but can also use syncmotor.The type of syncmotor is AC (alternating current) motor, wherein makes the rotation of the armature spindle that impeller moves and the Frequency Synchronization of source current.By making current cycle through creating the magnetic field making armature spindle rotation required around the coil of stator arrangement.
In this sense, ES1101080U discloses a kind of emptying pump, comprising: the pump housing being connected with hydraulic part；And the motor body being connected with the powered part of pump.Motor body includes: rotor case, and this rotor case is connected to the pump housing to make pump close at one end；Impeller, this impeller is arranged in the side of rotor case；And syncmotor, this syncmotor is arranged in the opposite side of rotor case.Syncmotor includes the stator with winding and the rotor with axle, and this axle is connected to impeller.
Summary of the invention
It is an object of the invention to provide a kind of electrodynamic pump as described herein below.
The electrodynamic pump of the present invention includes the pump housing and motor body.Described motor body include being connected to the described pump housing by rotor case, rotatable impeller and be preferably the electro-motor of syncmotor.Described impeller is disposed in the side of described rotor case, and described motor is disposed in opposite side.Described electro-motor includes stator, at least one stator coil and rotor, and described rotor includes the axle cooperated with described impeller.
Described pump also includes the cover being attached to described rotor case so that form leakproof chamber in described cover.Described stator and described coil are disposed in the inner side of described leakproof chamber, and described leakproof chamber is filled with heat conducting material.
The pump of the present invention contributes to improving the heat radiation of the heat loss of described electro-motor so that the performance of motor itself is improved, because the temperature of winding and motor other parts reduces optimised, makes it possible to reduce the size of described electro-motor, it is possible to save material.
The pump of the present invention is also more quiet.Owing to described heat conducting material has been decayed vibration, so reducing noise level, this is very favorable.
In view of accompanying drawing and the detailed description of the present invention, the these and other advantage of the present invention and feature will be apparent from.
Accompanying drawing explanation
Fig. 1 illustrates the axonometric chart of the first embodiment of the electrodynamic pump according to the present invention, and its middle pump body and motor body are disconnected from each other.
Fig. 2 illustrates the axonometric chart of the motor body of the pump of Fig. 1.
Fig. 3 illustrates the axonometric chart of the rotor case of the motor body of Fig. 2.
The sectional view of the motor body of Fig. 4 Fig. 2.
Fig. 5 is the details of the motor body of Fig. 2.
Fig. 6 A is another sectional view of the motor body of Fig. 2, and it includes the first embodiment of join domain.
Fig. 6 B is another sectional view of the motor body of the present invention, and it includes another embodiment of join domain.
Fig. 7 illustrates the axonometric chart of the second embodiment of motor body.
Detailed description of the invention
According to the first embodiment of the invention electrodynamic pump 1 includes: the pump housing 2 being connected with the hydraulic part of pump 1；And the motor body 3 being connected with the powered part of pump 1.Motor body 3 includes rotor case 4, and by rotor case 4, described motor body 3 is connected in the end of the pump housing 2 so that it is described end can close.See in Fig. 1, the other end of the pump housing 2 filter 2a Guan Bi being arranged in inside the pump housing 2.Pump 1 also includes impeller 5 and electro-motor (preferably syncmotor).As depicted in figs. 1 and 2, impeller 5 is arranged in the side of rotor case 4, and electro-motor is arranged in opposite side.The present invention's or for single-phase or include at least one assembly for heterogeneous motor, the rotor 7 of the axle 7a that this assembly is cooperated with impeller 5 by stator 6 and at least one stator coil 6a and including is formed.
Pump 1 also includes cover 8, and cover 8 is attached to rotor case 4 in the way of leakproof so that leakproof chamber 9 is formed in which.Stator 6 and stator coil 6a are arranged in the inner side of leakproof chamber 9, and described chamber 9 is filled with heat conducting material, the heat that makes to produce in described motor (generally because of electric current by and produce) carry out transmitting mainly through conduction to another point (usually air in) therewith and by rapid evacuation, thus preventing motor overheated.This allows the stator coil 6a of motor to work in less temperature range, substantially ensures that and meets corresponding security regulations.
But, at opposite side, desire to work in identical temperature range, then allow to reduce the volume of the conductor of stator coil 6a according to the pump 1 of this first embodiment, that is, the material in stator coil 6a is less, it is also possible to (such as by designing stator 6 so as to less thick, Deng) reduce stator 6 material so that saving significantly on and weight reduction of material cost can be realized.
The electric current circulating through stator coil 6a is inversely proportional to stator coil 6a (that is, the wire of the stator coil 6a) impedance resisted itself, and the length of winding is more long, and the impedance that anti-current is passed through is more big, so current intensity is more low.Equally, the length of winding is more short, and the impedance that anti-current is passed through is more little, so current intensity is more high, but because the pump 1 of the present invention makes heat loss rapidly and efficiently dissipate, it is prevented that motor is overheated, it is allowed to stator coil 6a works in identical temperature range.
According to the first embodiment of the invention pump 1 includes single coil 6a.Alternatively, pump 1 can also include some coils.
The pump 1 of the present invention is more quiet, and this is very favorable.Owing to described heat conducting material has been decayed vibration, so reducing noise level.
Being arranged in the heat conducting material in leakproof chamber 9 can be fluid (being preferably liquid), gel or solid.Outside all fluids used, it is not recommended that use air because due to air provide convection current cause heat transmission very slow.
In a preferred embodiment of the invention, heat conducting material is oil, and it provides the cooling than individually being produced by convection current to cool down (by convection current and conduction) faster.
Stator coil 6a is arranged in the inner side of the leakproof chamber 9 being filled with oil, it is provided that be absent from the chamber 9 of oxygen.Owing to being absent from oxygen, the couple corrosion of the wire of stator coil 6a is thus avoided, and avoids the corrosion of any parts of the inner side being arranged in leakproof chamber 9.
It is true that in the hypothesis case that motor is overheated, avoid possible flame due to this shortage of oxygen and propagate.
Additionally, in a preferred embodiment of the invention, described heat conducting material is dielectric material, which obviates the element separation making such as stator coil 6a, stator 6 etc..
The pump 1 of the present invention farther includes to be connected thermal protector 17 with the coil 6a of electro-motor and power sources in series in known manner, for instance bimetal release.Described thermal protector 17 will interrupt cycling through the electric current of coil 6a when overheated.
In a preferred embodiment, thermal protector 17 is arranged in the inner side of leakproof chamber 9, and as shown in Figure 4, and therefore it contact with heat conducting material.Advantageously, because thermal protector 17 contacts with heat conducting material, so it is more sensitive for the variations in temperature of coil 6a, therefore it in case of emergency can be reacted quickly.
In order to ensure the leakproof Guan Bi between rotor case 4 and cover 8, rotor case 4 includes all closed contour 4a as shown in Figure 3, closed contour 4a axially protrudes from that side being provided with electro-motor, and cover 8 and include the fillet 8a cooperated of the closed contour 4a with rotor case 4 in the profile of free end, as shown in the details of Fig. 5.
In this embodiment of the present invention, described fillet 8a includes U-shaped so that introduce the closed contour 4a of rotor case 4 by form cooperation, thus being accommodated in wherein.But, once closed contour 4a has been fixed in fillet 8a, in order to ensure the leakproof of whole attachment joint, in this first embodiment, such as carry out seal operation by laser, welding, ultrasound wave, fomentation, splicing, silication etc..Ensure that leakproof attachment is without using elastomeric joint.
Alternatively, in the modification of this embodiment unshowned in the drawings, between the closed contour 4a and the fillet 8a of cover 8 of rotor case 4, there is such layout: the leakproof attachment that elastomeric joint ensure that between described closed contour 4a and described fillet 8a.Thus the sealing technology described in the previous paragraphs avoided.
As it is known, electro-motor includes terminal 12, described motor can be connected to external power source by terminal 12.But, the terminal 12 of the pump 1 of the present invention is at least partially disposed at the inner side of leakproof chamber 9, it is preferable that at least connect, with coil 6a, the part therefore contacted with heat conducting material.So, (near the join domain of terminal 12 and coil 6a, wherein produce hot-spot) in case of a short circuit, heat is evacuated rapidly, so the possible flame in the elastomeric element around avoiding the heat owing to producing and causing is propagated and deformation due to heat conducting material.
Rotor case 4 preferably includes the opening 11 allowing the traverse of described terminal 12 in front lower portion or rear lower.But, in this embodiment of the present invention, there is a need to seal described opening 11 so that chamber 9 is actually leakproof.
For this, as shown in Figure 4, the pump 1 of first embodiment of the present invention includes being arranged in the join domain 13 in described opening 11 in the way of leakproof.Described join domain 13 is made of plastics, it is preferred to rigidity, and it is attached to rotor case 4 by carrying out seal operation subsequently at the peripheral of opening 11, for instance by welding or glueing joint, as Fig. 6 A illustrates in greater detail.
For hermetic terminal 12, after the opening 11 being tightly connected region 13 and rotor case 4 in the way of leakproof, assemble terminal 12 and being then applied to by resin on join domain 13 and terminal 12, thus forming elastic sealing element 16 therefore hermetic terminal 12 in the way of leakproof.
Alternatively, in another embodiment of the present invention (wherein need not seal operation) subsequently, include being referred to as the elastic part being tightly connected region 13' by the join domain 13 being arranged in described opening 11 in the way of leakproof equally, it is arranged in the end of join domain 13, it is arranged close to electro-motor, as shown in the details of Fig. 6 B.Described it is tightly connected the 13' Hookean region including cooperating in region with opening 11.In this embodiment of the present invention, as Fig. 6 B sees, the inner faces contact of described Hookean region and opening 11.Closing in order to ensure the leakproof with the opening 11 of rotor case 4, the Hookean region cooperated with the edge of the opening 11 of join domain 13 includes the elastic profile 15 close to end, and it has larger cross-section in the whole region contacted with opening 11.When Hookean region 13 is introduced in opening 11, elastic profile 15 is made to deform and bring pressure to bear on the inner face of opening 11.For clarity sake, elastic profile 15 is shown as being arranged in the opening 11 of rotor case 4, but will not deform so that can it is better seen that the original shape of described elastic profile 15.Alternatively, elastomeric joint can also be arranged between join domain 13 and opening 11.
The region 13' that is tightly connected of this optional embodiment also includes the Hookean region 14 (Fig. 6 B description) of the contraction for each terminal 12, and region 14 cooperates with respective terminal 12.Must be introduced into the side that respective terminal 12 is passed through is wider side, with more easily guide terminal 12.Opposite sides (i.e. terminal 12 exit the side of traverse) tends to Guan Bi, namely draws close.In the non-limiting example of the present invention, described opposite sides is drawn close, and defines the thin film destroyed when introducing respective terminal 12 so that when leading-in terminal 12, the narrowest region of described constriction zone 14 starts to contact with described terminal 12, also brings pressure to bear on described terminal 12.
In any embodiment, lining 13 is interchangeable under, and therefore it is adapted to dissimilar and position terminal 12, it is allowed to pump 1 greater flexibility, because it can adapt to different types of electrical connection.
In a preferred embodiment of the invention, cover 8 is formed by single part, but can not get rid of, and cover 8 potentially includes and is attached in the way of leakproof each other to form some parts of cover 8, or even includes single part, but has different materials.This latter variant is likely to be such as useful when obtaining the cover 8 with different materials and geometry, and this contributes to guiding and optimizing exterior-heat is transmitted.
In the non-limiting example of embodiments of the present invention, the cover 8 of the pump 1 of the present invention is preferably made up of the material identical with shell 4, is made of plastics, it will be preferred that polypropylene.As previous paragraphs it has been mentioned that be not excluded that, cover 8 potentially includes more than one material.
In another embodiment of the present invention, wherein the present invention is different from the first embodiment only about the external structure of cover 8, described cover 8 includes vertical prominent multiple fin 10 (as shown in Figure 7) in its outer mold surface so that generally increase with the surface that contacts of air.This structure allows to further speed up the cooling of the electro-motor of the pump 1 of the present invention, instant heating transmits, because on the one hand, makes heat from motor rapid evacuation owing to being arranged in conduction material in leakproof chamber 9 by conduction, on the other hand, the evacuation of described heat is optimized by being by convection in air.
Such pump that such as present invention describes is used for moving or drive fluid (being preferably water), and is commonly used in dry environment.Such application can be such as the emptying pump in the household electrical appliances of such as washing machine or dish-washing machine or drying machine or circulating pump.
But, because in the pump 1 of the present invention, the chamber 9 accommodating stator 6 and stator coil 6a is leakproof, it is possible to use pump 1 in another type of environment (such as having the environment of high humidity level), the pump 1 of the present invention can also immerse liquid and work.Therefore, the pump 1 of the present invention applies also for fish jar, aquarium or similar device.

Claims (18)

  1. null1. an electrodynamic pump，This electrodynamic pump includes the pump housing (2) and motor body (3)，Described motor body (3) includes rotor case (4)、It is arranged in the impeller (5) that can rotate of the side of described rotor case (4) and the opposite side being arranged in described rotor case (4) and includes stator (6)、At least one stator coil (6a)、It is connected to the terminal (12) of described stator coil (6a) and the electro-motor of rotor (7)，Described motor body (3) is connected to the described pump housing (2) by described rotor case (4)，Described rotor (7) includes the axle (7a) cooperated with described impeller (5)，It is characterized in that，Described electrodynamic pump also includes the cover (8) being attached to described rotor case (4)，Make to be formed leakproof chamber (9) in described cover (8)，Described stator (6) and described coil (6a) are disposed in the inner side of described leakproof chamber (9)，And described leakproof chamber (9) is filled with heat conducting material.
  2. 2. electrodynamic pump according to claim 1, wherein, described heat conducting material is to be preferably the fluid of liquid, gel or solid.
  3. 3. electrodynamic pump according to claim 2, wherein, described material is oil, it is preferred to vegetable oil.
  4. 4. the electrodynamic pump according to any one in aforementioned claim, wherein, described material is dielectric material.
  5. 5. the electrodynamic pump according to any one in aforementioned claim, wherein, described heat conducting material contacts with described stator coil (6a).
  6. 6. the electrodynamic pump according to any one in aforementioned claim, wherein, described rotor case (4) includes from the closed contour (4a) arranging that side of described electro-motor axially protrudes.
  7. 7. electrodynamic pump according to claim 6, wherein, described cover (8) includes, in the profile of free end, the fillet (8a) that the closed contour (4a) with described rotor case (4) cooperates, and the described fillet (8a) of described cover (8) preferably includes the U-shaped for holding described closed contour (4a) wherein.
  8. 8. electrodynamic pump according to claim 7, wherein, the described closed contour (4a) of described rotor case (4) and the described fillet (8a) of described cover (8) are fixed by pressure, and are attached to each other in the way of leakproof after performing seal operation subsequently.
  9. 9. electrodynamic pump according to claim 7, wherein, one elastomeric joint is disposed between the described closed contour (4a) of described rotor case (4) and the described fillet (8a) of described cover (8), it is ensured that the leakproof attachment between described closed contour (4a) and described fillet (8a).
  10. 10. the electrodynamic pump according to any one in aforementioned claim, wherein, described rotor case (4) includes the opening (11) being preferably located in front lower portion or rear lower, to allow the described terminal (12) of described electro-motor to pass.
  11. 11. electrodynamic pump according to claim 10, wherein, one join domain (13) is to be accommodated in described opening (11) in the way of leakproof, in the way of leakproof, additionally seal described terminal (12), described join domain (13) preferably includes and is tightly connected region (13'), described in be tightly connected Hookean region that region (13') includes cooperating with the edge of described opening (11) and for each terminal (12) and the Hookean region (14) of contraction that cooperates with respective terminal (12).
  12. 12. electrodynamic pump according to claim 11, wherein, the described Hookean region that the described edge with described opening (11) of described join domain (13) cooperates is including elastic profile (15) near end, described elastic profile (15) with the whole contact area of described opening (11) in there is larger cross-section, for sealing described opening (11) in the way of leakproof.
  13. 13. electrodynamic pump according to claim 10, wherein, by a join domain (13) to be contained in described opening (11) in the way of leakproof after such as passing through to weld or glued joint the seal operation carried out subsequently, described join domain (13) includes by resin is applied on described join domain (13) and described terminal (12) elastic sealing element (16) formed, and wherein said elastic sealing element (16) cooperates with described terminal (12) thus sealing described terminal (12) in the way of leakproof.
  14. 14. according to the electrodynamic pump described in any one in aforementioned claim, wherein, the inner side being arranged in described leakproof chamber (9) at least partially of each terminal (12), preferably, connect to major general and described coil (6a) and the inner side being partially disposed on described leakproof chamber (9) that therefore contacts with described heat conducting material.
  15. 15. according to the electrodynamic pump described in any one in aforementioned claim, wherein, described cover (8) includes vertical prominent multiple fin (10) in its outer mold surface.
  16. 16. according to the electrodynamic pump described in any one in aforementioned claim, wherein, described cover (8) is made of plastics, it will be preferred that polypropylene, or it is made up of the material identical with described rotor case (4).
  17. 17. according to the electrodynamic pump described in any one in aforementioned claim; this electrodynamic pump farther includes the thermal protector (17) being connected with described coil (6a); described thermal protector (17) is arranged in the inner side of described leakproof chamber (9), and therefore contacts with described heat conducting material.
  18. 18. according to the electrodynamic pump described in any one in aforementioned claim, wherein, described electro-motor is syncmotor.
CN201610015163.6A 2015-01-14 2016-01-11 Electric pump Pending CN105782064A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111474019.6A CN114151357A (en) 2015-01-14 2016-01-11 Electric pump

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ESU201530032 2015-01-14
ES201530032U ES1135742Y (en) 2015-01-14 2015-01-14 Electric bomb

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN202111474019.6A Division CN114151357A (en) 2015-01-14 2016-01-11 Electric pump

Publications (1)

Publication Number Publication Date
CN105782064A true CN105782064A (en) 2016-07-20

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CN201610015163.6A Pending CN105782064A (en) 2015-01-14 2016-01-11 Electric pump
CN202111474019.6A Pending CN114151357A (en) 2015-01-14 2016-01-11 Electric pump

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN202111474019.6A Pending CN114151357A (en) 2015-01-14 2016-01-11 Electric pump

Country Status (3)

Country Link
EP (1) EP3045735B1 (en)
CN (2) CN105782064A (en)
ES (2) ES1135742Y (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110475975A (en) * 2017-04-07 2019-11-19 斯佩尔汽车有限公司 Electrodynamic pump

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107630820B (en) * 2016-07-19 2020-01-21 青岛海尔洗衣机有限公司 Draining pump and washing machine using same

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ES1135742Y (en) 2015-04-27
ES1135742U (en) 2015-02-03

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Application publication date: 20160720