CN108678965A - A kind of shielding frequency variable circulating pump fully to radiate - Google Patents
A kind of shielding frequency variable circulating pump fully to radiate Download PDFInfo
- Publication number
- CN108678965A CN108678965A CN201810638439.5A CN201810638439A CN108678965A CN 108678965 A CN108678965 A CN 108678965A CN 201810638439 A CN201810638439 A CN 201810638439A CN 108678965 A CN108678965 A CN 108678965A
- Authority
- CN
- China
- Prior art keywords
- flange piece
- motor housing
- radiate
- electrical appliance
- circulating pump
- 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.)
- Granted
Links
- 238000010438 heat treatment Methods 0.000 claims abstract description 31
- 239000007769 metal material Substances 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 21
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 11
- 229910052698 phosphorus Inorganic materials 0.000 claims description 11
- 239000011574 phosphorus Substances 0.000 claims description 11
- 229910000906 Bronze Inorganic materials 0.000 claims description 9
- 239000010974 bronze Substances 0.000 claims description 9
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 claims description 9
- 239000003292 glue Substances 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 230000006872 improvement Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- NOQGZXFMHARMLW-UHFFFAOYSA-N Daminozide Chemical group CN(C)NC(=O)CCC(O)=O NOQGZXFMHARMLW-UHFFFAOYSA-N 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 2
- 210000000988 bone and bone Anatomy 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000005619 thermoelectricity Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- RIRXDDRGHVUXNJ-UHFFFAOYSA-N [Cu].[P] Chemical compound [Cu].[P] RIRXDDRGHVUXNJ-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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
- F04D13/0693—Details or arrangements of the wiring
-
- 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
- F04D29/5813—Cooling the control unit
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
- H05K7/20409—Outer radiating structures on heat dissipating housings, e.g. fins integrated with the housing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of shielding frequency variable circulating pumps fully to radiate, belong to frequency conversion pump technical field, including pump case, connect the motor housing of pump case and the electrical appliance kit that is set on the outside of motor housing, the electronic circuit board for carrying heating electronic package is provided in the electrical appliance kit, the electrical appliance kit includes the lower housing close to motor housing and the upper shell far from motor housing, and the lower housing is made of the metal material of heat conduction and the heating part of heating electronic package connects with lower housing heat conduction.The present invention is supported by metal material by the setting of the lower housing of the close motor housing of electrical appliance kit is integral, itself has good heat conductivility and larger heat dissipation area, when carried out with it can be quickly adequately by heat derives after heat conduction connects for the heating part of heating electronic package, and circulating pump overall structure is simple, and cost of manufacture is relatively low.
Description
Technical field
The present invention relates to variable frequency pump fields, more particularly to a kind of shielding frequency variable circulating pump fully to radiate.
Background technology
Protected type frequency variable circulating pump in existing known technology is typically by impeller, motor, housing and and motor
Connectable electrical appliance kit composition, interior of electrical box is equipped with the electronic circuit board for carrying electronic component, for being carried out to motor
Control.Wherein, some electronic component is high power heating device, and the heat aggregation of these heating devices cannot arrange in time
The use life cycle and product stability of electronic circuit board will be directly influenced by going out, it is necessary to mode appropriate by its heat
Electrical appliance kit is discharged.
Invention content
To solve the above-mentioned problems, the present invention provides a kind of shielding frequency variable circulating pump fully to radiate, with using simple
Construction is adequately radiated.
The technical solution adopted in the present invention is：
A kind of shielding frequency variable circulating pump fully to radiate, including pump case, connect pump case motor housing and be set to motor housing
The electrical appliance kit in outside, the electronic circuit board for carrying heating electronic package is provided in the electrical appliance kit, and the electrical appliance kit includes leaning on
The lower housing of nearly motor housing and the upper shell far from motor housing, the lower housing are made and are sent out by the metal material of heat conduction
The heating part of thermoelectricity sub-component connects with lower housing heat conduction.
As a further improvement on the present invention, the lower housing is formed with radiating fin.
As a further improvement on the present invention, the lower housing is provided with corresponding to the position of heating electronic package towards hair
The boss of thermoelectricity sub-component is filled with nonconducting heat-conducting glue between boss and heating electronic package heating part.
As a further improvement on the present invention, the electronic circuit board is fixed with lower housing, and upper shell passes through hinge arrangement
It connects lower housing and can open.
As a further improvement on the present invention, the electrical appliance kit is equipped with first flange piece, electricity towards one end of motor housing
The corresponding end of machine shell towards electrical appliance kit is equipped with second flange piece, and first flange piece is locked with second flange piece by anchor ear.
As a further improvement on the present invention, first flange piece is respectively formed with in the opposite surface of second flange piece along axis
To the axis and hole mutually inserted.
As a further improvement on the present invention, first flange piece is spaced from each other to form Hollowed ventilation with second flange piece
Road
As a further improvement on the present invention, the power module of wound stator passes through first flange piece and the second method out of electrical appliance kit
It is reached in motor housing after blue piece, sealing structure is equipped with outside power module.
As a further improvement on the present invention, the sealing structure includes being arranged in the hollow convex of second flange on piece
Column, pillar is towards axially extending bore first flange piece direction protrusion and opened up across first flange on piece, and power module is from by convex
It is passed through in the power module channel that the hollow parts and axially extending bore of column are constituted.
As a further improvement on the present invention, the power module includes rubber sealing block and several pieces of phosphorus bronze sheets, each phosphorus
One end of copper sheet is connected to electronic circuit board, and the other end stretches into motor housing and is connected on wound stator, and rubber sealing block package is solid
The middle part of fixed each phosphorus bronze sheet, the rubber sealing block are deformed by the extruding force in pillar towards first flange piece direction and seal and fill
Power module channel.
The beneficial effects of the invention are as follows：The present invention is integral by gold by the lower housing setting of the close motor housing of electrical appliance kit
Belong to material support, itself has good heat conductivility and larger heat dissipation area, when the heating part of heating electronic package
Being carried out with it can be quickly adequately by heat derives after heat conduction connects, and circulating pump overall structure is simple, cost of manufacture
It is relatively low.
Description of the drawings
The present invention is further described with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is the schematic diagram of circulating pump；
Fig. 2 is the assembling schematic diagram of motor housing and electrical appliance kit；
Fig. 3 is the assembling schematic diagram of motor housing and another visual angle of electrical appliance kit；
Fig. 4 is the schematic diagram after upper shell is opened；
Fig. 5 is the decomposition diagram of lower housing and motor housing；
Fig. 6 is the decomposition diagram of lower housing and another visual angle of motor housing；
Fig. 7 is the assembling schematic diagram of power module.
Specific implementation mode
The shielding frequency variable circulating pump fully to radiate as shown in Figure 1, including pump case 100, the motor housing for connecting pump case 100
200 and it is set to the electrical appliance kit 300 in the outside of motor housing 200.Pump case 100, motor housing 200 and electrical appliance kit 300 can be such as figures
Shown in arrange along the same axis, can also be and electrical appliance kit (not shown) be located at motor housing radial side arrangement.Pump case
100 are internally provided with impeller, and motor housing 200 is internally provided with the wound stator of driving impeller rotation.It is provided in electrical appliance kit 300
Electronic circuit board 1 as shown in FIG. 6, the electronic circuit board 1 is equipped with heating electronic package, such as various chips, pump operation process
In, heating electronic package distributes a large amount of heat.In conjunction with fig. 4 to fig. 6, above-mentioned electrical appliance kit 300 includes close to motor housing 200
Lower housing 2 and upper shell 3 far from motor housing 200, upper shell 3 and lower housing 2 are locked into one by screw internal to be had
There are the overall housing of cavity, electronic circuit board 1, heating electronic package to be located at the cavity inside.
In embodiment, upper shell 3 can be made of engineering plastics, and surface is equipped with function button 301 shown in Fig. 2 and shows
Display screen 302.Lower housing 2 is made of the metal material of heat conduction, for example is the fever of cast iron, aluminium alloy, and heating electronic package
Part connects with 2 heat conduction of lower housing, and the two can occur adequately heat and transmit.In general, the face for being exposed to the external world of lower housing 2
The cooling surface area that product is far longer than heating electronic package can be accelerated to dissipate then heat is conducted from small area into large area
The efficiency of heat reduces heat accumulation.Since lower housing 2 directly participates in heat dissipation, it is not necessarily to radiator structure additional such as cooling fin,
So that the structure of electrical appliance kit 300 is simpler rationally, manufacture is also easier to.Further, the upper shell 3 of electrical appliance kit 300 is general
It will need to dismount due to maintenance, if radiator structure is arranged in upper shell or upper shell is designed metal heat-conducting piece, then
Dismounting can all influence the contact effect of fever electronic original part heating part every time, lead to the increase of process, it has not been convenient to it safeguards, and this
Since lower housing 2 is fixed for motor housing 200, carrying out dismounting upper shell 3 will not be to heat dissipation for application
It is any unfavorable to cause.
It is further preferred that as shown in Figures 1 to 6, lower housing 2 is formed with radiating fin 21, these radiating fins 21 with
Wavy shape configuration and be surrounded on the annular outer wall of lower housing 2, which increase heat dissipation area, ensure lower housing 2 and external environment
Air contact area plays the role of beautification to realize fast and effective heat dissipation to 2 appearance of lower housing.
It is further preferred that in view of electronic circuit board 1 needs separately each component to be made to have with the whole of lower housing 2
Enough accommodated positions, the position that heating electronic package is corresponded in lower housing 2 is provided with boss 22 as shown in FIG. 6, described
Boss 22 towards heating electronic package direction protrusion, to which boss 22 can be closer to heating electronic package.In order to ensure
The insulation performance of lower housing 2 is filled with nonconducting heat-conducting glue between boss 22 and heating electronic package heating part.
In embodiment, 3 or more cylinders 23 are equipped in lower housing 2, cylinder 23 is towards backwards to motor housing 200
Direction extends, and is equipped with internal thread in each cylinder, the positions of these cylinders is corresponding with the position of through-hole on electronic circuit board 1
, it is used to fix electronic circuit board 1 and lower housing 2 by external screw.One of cylinder is for being grounded, in electricity
The lead to the hole site that sub- wiring board 1 corresponds to the cylinder is equipped with and short circuit metal ring (not shown), to realize electronic circuit board 1 under
The reliable ground of shell 2.
In preferred embodiment, with reference to figure 4, upper shell 3 connects lower housing 2 by hinge arrangement 400 by can open, this
The structure of kind hinge facilitates wiring and maintenance.When upper shell 3, lower housing 2 close up, fastened by several lock screws 500.
It is further preferred that electrical appliance kit 300 is located at motor housing 200, pump case 100 on same axial direction, outside motor
Shell 200 is used with electrical appliance kit 300 and can be fixed with the structure of easy disassembly.Specifically, with reference to figure 5 and Fig. 6, the electrical appliance kit
300 are equipped with first flange piece 4 towards one end of motor housing 200, and the corresponding end of motor housing 200 towards electrical appliance kit 300 is equipped with
Second flange piece 5, first flange piece 4 are locked with second flange piece 5 by anchor ear 6, and first flange piece 4 is logical with second flange piece 5
Cross the locking of anchor ear 6.It is different from traditional technology and electrical appliance kit 300 is bolted motor housing 200, by the two in embodiment
It is locked using anchor ear 6, facilitates the dismounting of the two, greatly improve the efficiency of replacement, the maintaining of each component.
Preferably, in order to prevent the choosing of two flange plates to rotate and convenient for two flange plates accurate positionin,
Two flange plates 5 are equipped with axis 51 outstanding towards on the face of first flange piece 4 according to 120 degree of angles, and 51 top of axis is equipped with and not shown
Cross open, the position that axis is corresponded to towards second flange piece 5 in first flange piece 4 is equipped with hole 41, is equipped with not in hole 41
The cross muscles and bones of diagram, axis 51 are inserted into hole 41 degree of freedom for being positioned and being limited steering, and cross muscles and bones is used for rigid connection
It is grounded.It is of course also possible to be axis to be arranged on second flange piece 5, and corresponding hole is arranged on first flange piece 4.
It is further preferred that in conjunction with Fig. 7, first flange piece 4 is spaced from each other with second flange piece 5 and is not directly connected to one
It rises namely the flange face of first flange piece 4 does not occur directly to contact and have hollow logical with the flange face of second flange piece 5
Air duct 600, so hot transmission will not occur both metal materials.This side every Kongxiang even of two flange plates
The mutual radiation between the heat and the heat of electrical appliance kit 300 of motor generation, and the Hollowed ventilation of this section of isolation has been isolated in formula
Road 600 can also ventilate, and the heat between two flange plates is quickly cooled down heat dissipation by outside air convection.
In view of motor needs to be powered and control from 300 inside lead road of electrical appliance kit, this part circuit also needs to close
Envelope, prevents moisture from entering, and embodiment is provided with power module between electronic circuit board 1 and motor, and the power module is from electric appliance
First flange piece 4 is passed through to be reached in motor housing 200 with after second flange piece 5 in box 300, setting sealing knot outside power module
Structure.
Further, above-mentioned sealing structure includes the hollow pillar 7 being arranged on second flange piece 5, and pillar 7 is towards
One flange plate, 4 direction protrusion, the position that first flange piece 4 corresponds to pillar 7 are provided with axially extending bore 8, and pillar 7 is inserted in axial direction
In through-hole 8 and power module is passed through from the power module channel 11 being made of the hollow parts of pillar 7 and axially extending bore 8.It is convex
Column 7 is integrally formed on second flange piece 5, and axially extending bore 8 is also integrally formed on first flange piece 4, and pillar 7 leads to axial
The combination in hole 8 plays the role of sealing to a certain extent.
In order to further increase the effect of sealing, power module includes rubber sealing block 9 and three pieces of phosphorus bronze sheets 10, certain phosphorus
Copper sheet 10 can select more according to actual conditions.Three pieces of 10 1 words of phosphorus bronze sheet are arranged according to the arrangement spacing of motor wound stator
Using in Shooting Technique integrated injection molding to rubber sealing block 9, injection molding body both ends are exposed so that 10 both ends of phosphorus bronze sheet are exposed after row, phosphorus
10 1 end of copper sheet is connected to electronic circuit board 1, and the other end stretches into the terminals of 200 connecting stator of motor housing.It is used in embodiment
Phosphorus bronze sheet 10 facilitates dismounting instead of the plain conductor in traditional technology, as long as position to be selected to appropriate, then split first
Flange plate 4 can realize motor with second flange piece 5, the conduction of electronic circuit board is connected.The rubber sealing block 9 can not
It is entirely rubber, and only coats one layer of rubber that there is certain thickness and can deform outside moulding.With reference to figure 7, axis
The step 81 of the annular extended to axis direction is provided with to the top of through-hole 8, the top of rubber sealing block 9 is provided with around
Extend cricoid alar part 91, first flange piece 4, second flange piece 5 by anchor ear 6 coupling mechanism force when, alar part 91 is by 7 court of pillar
It is deformed to the extruding force in 81 direction of step so that 91 top end face of alar part is tightly connected step 81, and 91 bottom face of alar part is tightly connected
7 end face of pillar, to which entire power module channel 11 is filled in the sealing of rubber sealing block 9.
Circulating pump in embodiment, under the premise of taking into account sealing performance, heat dissipation effect is also greatly improved.
The above is the preferred embodiment of the present invention, does not constitute limiting the scope of the invention.
Claims (10)
1. a kind of shielding frequency variable circulating pump fully to radiate includes the motor housing (200) of pump case (100), connection pump case (100)
With the electrical appliance kit (300) being set on the outside of motor housing (200), interior be provided with of the electrical appliance kit (300) carries heating electric subgroup
The electronic circuit board (1) of part, it is characterised in that：The electrical appliance kit (300) includes the lower housing (2) close to motor housing (200)
With the upper shell (3) far from motor housing (200), the lower housing (2) is made of the metal material of heat conduction and the electronics that generates heat
The heating part of component connects with lower housing (2) heat conduction.
2. the shielding frequency variable circulating pump according to claim 1 fully to radiate, it is characterised in that：The lower housing (2) one
Body is formed with radiating fin (21).
3. the shielding frequency variable circulating pump according to claim 1 fully to radiate, it is characterised in that：The lower housing (2) is right
Should the position of heating electronic package be provided with the boss (22) towards heating electronic package, boss (22) and heating electronic package
Nonconducting heat-conducting glue is filled between heating part.
4. the shielding frequency variable circulating pump according to claim 1 fully to radiate, it is characterised in that：The electronic circuit board
(1) fixed with lower housing (2), upper shell (3) connects lower housing (2) by hinge arrangement by can open.
5. the shielding frequency variable circulating pump according to claim 1 fully to radiate, it is characterised in that：The electrical appliance kit (300)
It is equipped with first flange piece (4), corresponding end of the motor housing (200) towards electrical appliance kit (300) towards one end of motor housing (200)
Equipped with second flange piece (5), first flange piece (4) is locked with second flange piece (5) by anchor ear (6).
6. the shielding frequency variable circulating pump according to claim 5 fully to radiate, it is characterised in that：First flange piece (4) with
It is respectively formed with the axis mutually inserted in an axial direction and hole in the opposite surface of second flange piece (5).
7. the shielding frequency variable circulating pump according to claim 6 fully to radiate, it is characterised in that：First flange piece (4) with
Second flange piece (5) is spaced from each other to form Hollowed ventilation road.
8. the shielding frequency variable circulating pump fully to radiate according to claim 5 or 6 or 7, it is characterised in that：Wound stator
Power module passes through first flange piece (4) to be reached afterwards in motor housing (200) with second flange piece (5) out of electrical appliance kit (300),
Sealing structure is equipped with outside power module.
9. the shielding frequency variable circulating pump according to claim 8 fully to radiate, it is characterised in that：The sealing structure includes
The hollow pillar (7) being arranged on second flange piece (5), pillar (7) is towards first flange piece (4) direction protrusion and is inserted into,
The axially extending bore (8) opened up on first flange piece (4), power module is from the hollow parts and axially extending bore (8) structure by pillar (7)
At power module channel (11) in pass through.
10. the shielding frequency variable circulating pump according to claim 9 fully to radiate, it is characterised in that：The power module packet
Rubber sealing block (9) and several pieces of phosphorus bronze sheets (10) are included, (10) one end of each phosphorus bronze sheet is connected to electronic circuit board (1), and the other end is stretched
Enter motor housing (200) and be connected on wound stator, rubber sealing block (9) wraps the middle part of each phosphorus bronze sheet (10), institute
Rubber sealing block (9) is stated to be deformed by the extruding force in pillar (7) towards first flange piece (4) direction and seal filling power module and lead to
Road (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810638439.5A CN108678965B (en) | 2018-06-20 | 2018-06-20 | Fully radiating shielding variable frequency circulating pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810638439.5A CN108678965B (en) | 2018-06-20 | 2018-06-20 | Fully radiating shielding variable frequency circulating pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108678965A true CN108678965A (en) | 2018-10-19 |
| CN108678965B CN108678965B (en) | 2024-06-04 |
Family
ID=63811705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810638439.5A Active CN108678965B (en) | 2018-06-20 | 2018-06-20 | Fully radiating shielding variable frequency circulating pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108678965B (en) |
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| CN104885341A (en) * | 2012-12-27 | 2015-09-02 | 格兰富控股联合股份公司 | Pump unit |
| DE202015008557U1 (en) * | 2014-12-18 | 2016-03-22 | Hefei Xinhu Canned Motor Pump Co., Ltd. | pump component |
| JP2016152177A (en) * | 2015-02-19 | 2016-08-22 | 日立オートモティブシステムズ株式会社 | Electronic control device, electric motor control device and electric fluid pump |
| CN204591377U (en) * | 2015-05-08 | 2015-08-26 | 长春富奥石川岛增压器有限公司 | A kind of heat insulation structure of turbocharger |
| JP2017059694A (en) * | 2015-09-17 | 2017-03-23 | 日立オートモティブシステムズ株式会社 | Electronic control device |
| EP3182565A1 (en) * | 2015-12-15 | 2017-06-21 | Wilo Se | Electronics housing with cooling fins |
| KR20170094029A (en) * | 2016-02-05 | 2017-08-17 | 주식회사 지트리비앤티 | Circulation pump |
| CN106089739A (en) * | 2016-08-17 | 2016-11-09 | 新界泵业集团股份有限公司 | Hot water circulating pump |
| CN208380886U (en) * | 2018-06-20 | 2019-01-15 | 广州奥姆特机电设备制造有限公司 | A kind of shielding frequency variable circulating pump sufficiently to radiate |
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